var $jscomp = $jscomp || {};
$jscomp.scope = {};
$jscomp.ASSUME_ES5 = !1;
$jscomp.ASSUME_NO_NATIVE_MAP = !1;
$jscomp.ASSUME_NO_NATIVE_SET = !1;
$jscomp.defineProperty = $jscomp.ASSUME_ES5 || "function" == typeof Object.defineProperties ? Object.defineProperty : function(u, f, h) {
  u != Array.prototype && u != Object.prototype && (u[f] = h.value);
};
$jscomp.getGlobal = function(u) {
  return "undefined" != typeof window && window === u ? u : "undefined" != typeof global && null != global ? global : u;
};
$jscomp.global = $jscomp.getGlobal(this);
$jscomp.polyfill = function(u, f, h, n) {
  if (f) {
    h = $jscomp.global;
    u = u.split(".");
    for (n = 0; n < u.length - 1; n++) {
      var d = u[n];
      d in h || (h[d] = {});
      h = h[d];
    }
    u = u[u.length - 1];
    n = h[u];
    f = f(n);
    f != n && null != f && $jscomp.defineProperty(h, u, {configurable:!0, writable:!0, value:f});
  }
};
$jscomp.polyfill("Array.prototype.fill", function(u) {
  return u ? u : function(f, h, n) {
    var d = this.length || 0;
    0 > h && (h = Math.max(0, d + h));
    if (null == n || n > d) {
      n = d;
    }
    n = Number(n);
    0 > n && (n = Math.max(0, d + n));
    for (h = Number(h || 0); h < n; h++) {
      this[h] = f;
    }
    return this;
  };
}, "es6", "es3");
$jscomp.SYMBOL_PREFIX = "jscomp_symbol_";
$jscomp.initSymbol = function() {
  $jscomp.initSymbol = function() {
  };
  $jscomp.global.Symbol || ($jscomp.global.Symbol = $jscomp.Symbol);
};
$jscomp.Symbol = function() {
  var u = 0;
  return function(f) {
    return $jscomp.SYMBOL_PREFIX + (f || "") + u++;
  };
}();
$jscomp.initSymbolIterator = function() {
  $jscomp.initSymbol();
  var u = $jscomp.global.Symbol.iterator;
  u || (u = $jscomp.global.Symbol.iterator = $jscomp.global.Symbol("iterator"));
  "function" != typeof Array.prototype[u] && $jscomp.defineProperty(Array.prototype, u, {configurable:!0, writable:!0, value:function() {
    return $jscomp.arrayIterator(this);
  }});
  $jscomp.initSymbolIterator = function() {
  };
};
$jscomp.arrayIterator = function(u) {
  var f = 0;
  return $jscomp.iteratorPrototype(function() {
    return f < u.length ? {done:!1, value:u[f++]} : {done:!0};
  });
};
$jscomp.iteratorPrototype = function(u) {
  $jscomp.initSymbolIterator();
  u = {next:u};
  u[$jscomp.global.Symbol.iterator] = function() {
    return this;
  };
  return u;
};
$jscomp.iteratorFromArray = function(u, f) {
  $jscomp.initSymbolIterator();
  u instanceof String && (u += "");
  var h = 0, n = {next:function() {
    if (h < u.length) {
      var d = h++;
      return {value:f(d, u[d]), done:!1};
    }
    n.next = function() {
      return {done:!0, value:void 0};
    };
    return n.next();
  }};
  n[Symbol.iterator] = function() {
    return n;
  };
  return n;
};
$jscomp.polyfill("Array.prototype.values", function(u) {
  return u ? u : function() {
    return $jscomp.iteratorFromArray(this, function(f, h) {
      return h;
    });
  };
}, "es8", "es3");
$jscomp.polyfill("Array.prototype.keys", function(u) {
  return u ? u : function() {
    return $jscomp.iteratorFromArray(this, function(f) {
      return f;
    });
  };
}, "es6", "es3");
(function(u) {
  function f(a) {
    k.debug && console.log("Graph created");
    this.list_of_graphcanvas = null;
    this.clear();
    a && this.configure(a);
  }
  function h(a) {
    this._ctor(a);
  }
  function n(a) {
    this._ctor(a);
  }
  function d(a, b, e) {
    e = e || {};
    this.background_image = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=";
    a && a.constructor === String && (a = document.querySelector(a));
    this.max_zoom = 10;
    this.min_zoom = 0.1;
    this.zoom_modify_alpha = !0;
    this.title_text_font = "bold " + k.NODE_TEXT_SIZE + "px Arial";
    this.inner_text_font = "normal " + k.NODE_SUBTEXT_SIZE + "px Arial";
    this.node_title_color = k.NODE_TITLE_COLOR;
    this.default_link_color = k.LINK_COLOR;
    this.default_connection_color = {input_off:"#AAB", input_on:"#7F7", output_off:"#AAB", output_on:"#7F7"};
    this.highquality_render = !0;
    this.use_gradients = !1;
    this.editor_alpha = 1;
    this.pause_rendering = !1;
    this.render_only_selected = this.clear_background = this.render_shadows = !0;
    this.live_mode = !1;
    this.allow_searchbox = this.allow_interaction = this.allow_dragnodes = this.allow_dragcanvas = this.show_info = !0;
    this.drag_mode = !1;
    this.filter = this.dragging_rectangle = null;
    this.always_render_background = !1;
    this.render_canvas_border = !0;
    this.render_connections_shadows = !1;
    this.render_connection_arrows = this.render_curved_connections = this.render_connections_border = !0;
    this.render_execution_order = !1;
    this.canvas_mouse = [0, 0];
    this.onSearchBoxSelection = this.onSearchBox = null;
    this.connections_width = 3;
    this.round_radius = 8;
    this.node_widget = this.current_node = null;
    this.last_mouse_position = [0, 0];
    b && b.attachCanvas(this);
    this.setCanvas(a);
    this.clear();
    e.skip_render || this.startRendering();
    this.autoresize = e.autoresize;
  }
  function q(a, b) {
    return Math.sqrt((b[0] - a[0]) * (b[0] - a[0]) + (b[1] - a[1]) * (b[1] - a[1]));
  }
  function t(a, b, e, c, g, l) {
    return e < a && e + g > a && c < b && c + l > b ? !0 : !1;
  }
  function v(a, b) {
    var e = a[0] + a[2], c = a[1] + a[3], g = b[1] + b[3];
    return a[0] > b[0] + b[2] || a[1] > g || e < b[0] || c < b[1] ? !1 : !0;
  }
  function w(a, b) {
    function e(a) {
      var b = parseInt(g.style.top);
      g.style.top = (b + 0.1 * a.deltaY).toFixed() + "px";
      a.preventDefault();
      return !0;
    }
    this.options = b = b || {};
    var c = this;
    b.parentMenu && (b.parentMenu.constructor !== this.constructor ? (console.error("parentMenu must be of class ContextMenu, ignoring it"), b.parentMenu = null) : (this.parentMenu = b.parentMenu, this.parentMenu.lock = !0, this.parentMenu.current_submenu = this));
    b.event && b.event.constructor !== MouseEvent && b.event.constructor !== CustomEvent && (console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."), b.event = null);
    var g = document.createElement("div");
    g.className = "litegraph litecontextmenu litemenubar-panel";
    g.style.minWidth = 100;
    g.style.minHeight = 100;
    g.style.pointerEvents = "none";
    setTimeout(function() {
      g.style.pointerEvents = "auto";
    }, 100);
    g.addEventListener("mouseup", function(a) {
      a.preventDefault();
      return !0;
    }, !0);
    g.addEventListener("contextmenu", function(a) {
      if (2 != a.button) {
        return !1;
      }
      a.preventDefault();
      return !1;
    }, !0);
    g.addEventListener("mousedown", function(a) {
      if (2 == a.button) {
        return c.close(), a.preventDefault(), !0;
      }
    }, !0);
    g.addEventListener("wheel", e, !0);
    g.addEventListener("mousewheel", e, !0);
    this.root = g;
    if (b.title) {
      var l = document.createElement("div");
      l.className = "litemenu-title";
      l.innerHTML = b.title;
      g.appendChild(l);
    }
    l = 0;
    for (var p in a) {
      var k = a.constructor == Array ? a[p] : p;
      null != k && k.constructor !== String && (k = void 0 === k.content ? String(k) : k.content);
      this.addItem(k, a[p], b);
      l++;
    }
    g.addEventListener("mouseleave", function(a) {
      c.lock || c.close(a);
    });
    a = document;
    b.event && (a = b.event.target.ownerDocument);
    a || (a = document);
    a.body.appendChild(g);
    p = b.left || 0;
    a = b.top || 0;
    b.event && (p = b.event.pageX - 10, a = b.event.pageY - 10, b.title && (a -= 20), b.parentMenu && (b = b.parentMenu.root.getBoundingClientRect(), p = b.left + b.width), b = document.body.getBoundingClientRect(), l = g.getBoundingClientRect(), p > b.width - l.width - 10 && (p = b.width - l.width - 10), a > b.height - l.height - 10 && (a = b.height - l.height - 10));
    g.style.left = p + "px";
    g.style.top = a + "px";
  }
  var k = u.LiteGraph = {CANVAS_GRID_SIZE:10, NODE_TITLE_HEIGHT:20, NODE_SLOT_HEIGHT:15, NODE_WIDGET_HEIGHT:20, NODE_WIDTH:140, NODE_MIN_WIDTH:50, NODE_COLLAPSED_RADIUS:10, NODE_COLLAPSED_WIDTH:80, NODE_TITLE_COLOR:"#999", NODE_TEXT_SIZE:14, NODE_TEXT_COLOR:"#AAA", NODE_SUBTEXT_SIZE:12, NODE_DEFAULT_COLOR:"#333", NODE_DEFAULT_BGCOLOR:"#444", NODE_DEFAULT_BOXCOLOR:"#666", NODE_DEFAULT_SHAPE:"box", DEFAULT_SHADOW_COLOR:"rgba(0,0,0,0.5)", LINK_COLOR:"#AAD", EVENT_LINK_COLOR:"#F85", CONNECTING_LINK_COLOR:"#AFA", 
  MAX_NUMBER_OF_NODES:1000, DEFAULT_POSITION:[100, 100], VALID_SHAPES:["default", "box", "round", "card"], BOX_SHAPE:1, ROUND_SHAPE:2, CIRCLE_SHAPE:3, CARD_SHAPE:4, ARROW_SHAPE:5, INPUT:1, OUTPUT:2, EVENT:-1, ACTION:-1, ALWAYS:0, ON_EVENT:1, NEVER:2, ON_TRIGGER:3, UP:1, DOWN:2, LEFT:3, RIGHT:4, CENTER:5, NORMAL_TITLE:0, NO_TITLE:1, TRANSPARENT_TITLE:2, AUTOHIDE_TITLE:3, proxy:null, node_images_path:"", debug:!1, throw_errors:!0, allow_scripts:!0, registered_node_types:{}, node_types_by_file_extension:{}, 
  Nodes:{}, registerNodeType:function(a, b) {
    if (!b.prototype) {
      throw "Cannot register a simple object, it must be a class with a prototype";
    }
    b.type = a;
    k.debug && console.log("Node registered: " + a);
    a.split("/");
    var e = b.name, c = a.lastIndexOf("/");
    b.category = a.substr(0, c);
    b.title || (b.title = e);
    if (b.prototype) {
      for (var g in h.prototype) {
        b.prototype[g] || (b.prototype[g] = h.prototype[g]);
      }
    }
    Object.defineProperty(b.prototype, "shape", {set:function(a) {
      switch(a) {
        case "default":
          delete this._shape;
          break;
        case "box":
          this._shape = k.BOX_SHAPE;
          break;
        case "round":
          this._shape = k.ROUND_SHAPE;
          break;
        case "circle":
          this._shape = k.CIRCLE_SHAPE;
          break;
        case "card":
          this._shape = k.CARD_SHAPE;
          break;
        default:
          this._shape = a;
      }
    }, get:function(a) {
      return this._shape;
    }, enumerable:!0});
    this.registered_node_types[a] = b;
    b.constructor.name && (this.Nodes[e] = b);
    b.prototype.onPropertyChange && console.warn("LiteGraph node class " + a + " has onPropertyChange method, it must be called onPropertyChanged with d at the end");
    if (b.supported_extensions) {
      for (g in b.supported_extensions) {
        this.node_types_by_file_extension[b.supported_extensions[g].toLowerCase()] = b;
      }
    }
  }, wrapFunctionAsNode:function(a, b, e, c) {
    for (var g = Array(b.length), l = "", z = k.getParameterNames(b), d = 0; d < z.length; ++d) {
      l += "this.addInput('" + z[d] + "'," + (e && e[d] ? "'" + e[d] + "'" : "0") + ");\n";
    }
    e = Function(l + ("this.addOutput('out'," + (c ? "'" + c + "'" : 0) + ");\n"));
    e.title = a.split("/").pop();
    e.desc = "Generated from " + b.name;
    e.prototype.onExecute = function() {
      for (var a = 0; a < g.length; ++a) {
        g[a] = this.getInputData(a);
      }
      a = b.apply(this, g);
      this.setOutputData(0, a);
    };
    this.registerNodeType(a, e);
  }, addNodeMethod:function(a, b) {
    h.prototype[a] = b;
    for (var e in this.registered_node_types) {
      var c = this.registered_node_types[e];
      c.prototype[a] && (c.prototype["_" + a] = c.prototype[a]);
      c.prototype[a] = b;
    }
  }, createNode:function(a, b, e) {
    var c = this.registered_node_types[a];
    if (!c) {
      return k.debug && console.log('GraphNode type "' + a + '" not registered.'), null;
    }
    b = b || c.title || a;
    c = new c(b);
    c.type = a;
    !c.title && b && (c.title = b);
    c.properties || (c.properties = {});
    c.properties_info || (c.properties_info = []);
    c.flags || (c.flags = {});
    c.size || (c.size = c.computeSize());
    c.pos || (c.pos = k.DEFAULT_POSITION.concat());
    c.mode || (c.mode = k.ALWAYS);
    if (e) {
      for (var g in e) {
        c[g] = e[g];
      }
    }
    return c;
  }, getNodeType:function(a) {
    return this.registered_node_types[a];
  }, getNodeTypesInCategory:function(a, b) {
    var e = [], c;
    for (c in this.registered_node_types) {
      var g = this.registered_node_types[c];
      b && g.filter && g.filter != b || ("" == a ? null == g.category && e.push(g) : g.category == a && e.push(g));
    }
    return e;
  }, getNodeTypesCategories:function() {
    var a = {"":1}, b;
    for (b in this.registered_node_types) {
      this.registered_node_types[b].category && !this.registered_node_types[b].skip_list && (a[this.registered_node_types[b].category] = 1);
    }
    var e = [];
    for (b in a) {
      e.push(b);
    }
    return e;
  }, reloadNodes:function(a) {
    var b = document.getElementsByTagName("script"), e = [], c;
    for (c in b) {
      e.push(b[c]);
    }
    b = document.getElementsByTagName("head")[0];
    a = document.location.href + a;
    for (c in e) {
      var g = e[c].src;
      if (g && g.substr(0, a.length) == a) {
        try {
          k.debug && console.log("Reloading: " + g);
          var l = document.createElement("script");
          l.type = "text/javascript";
          l.src = g;
          b.appendChild(l);
          b.removeChild(e[c]);
        } catch (p) {
          if (k.throw_errors) {
            throw p;
          }
          k.debug && console.log("Error while reloading " + g);
        }
      }
    }
    k.debug && console.log("Nodes reloaded");
  }, cloneObject:function(a, b) {
    if (null == a) {
      return null;
    }
    a = JSON.parse(JSON.stringify(a));
    if (!b) {
      return a;
    }
    for (var e in a) {
      b[e] = a[e];
    }
    return b;
  }, isValidConnection:function(a, b) {
    if (!a || !b || a == b || a == k.EVENT && b == k.ACTION) {
      return !0;
    }
    a = String(a);
    b = String(b);
    a = a.toLowerCase();
    b = b.toLowerCase();
    if (-1 == a.indexOf(",") && -1 == b.indexOf(",")) {
      return a == b;
    }
    a = a.split(",");
    b = b.split(",");
    for (var e = 0; e < a.length; ++e) {
      for (var c = 0; c < b.length; ++c) {
        if (a[e] == b[c]) {
          return !0;
        }
      }
    }
    return !1;
  }};
  k.getTime = "undefined" != typeof performance ? performance.now.bind(performance) : "undefined" != typeof Date && Date.now ? Date.now.bind(Date) : "undefined" != typeof process ? function() {
    var a = process.hrtime();
    return 0.001 * a[0] + 1e-6 * a[1];
  } : function() {
    return (new Date).getTime();
  };
  u.LGraph = k.LGraph = f;
  f.supported_types = ["number", "string", "boolean"];
  f.prototype.getSupportedTypes = function() {
    return this.supported_types || f.supported_types;
  };
  f.STATUS_STOPPED = 1;
  f.STATUS_RUNNING = 2;
  f.prototype.clear = function() {
    this.stop();
    this.status = f.STATUS_STOPPED;
    this.last_link_id = this.last_node_id = 1;
    this._version = -1;
    this._nodes = [];
    this._nodes_by_id = {};
    this._nodes_in_order = [];
    this._nodes_executable = null;
    this._groups = [];
    this.links = {};
    this.iteration = 0;
    this.config = {};
    this.fixedtime = this.runningtime = this.globaltime = 0;
    this.elapsed_time = this.fixedtime_lapse = 0.01;
    this.starttime = this.last_update_time = 0;
    this.catch_errors = !0;
    this.global_inputs = {};
    this.global_outputs = {};
    this.change();
    this.sendActionToCanvas("clear");
  };
  f.prototype.attachCanvas = function(a) {
    if (a.constructor != d) {
      throw "attachCanvas expects a LGraphCanvas instance";
    }
    a.graph && a.graph != this && a.graph.detachCanvas(a);
    a.graph = this;
    this.list_of_graphcanvas || (this.list_of_graphcanvas = []);
    this.list_of_graphcanvas.push(a);
  };
  f.prototype.detachCanvas = function(a) {
    if (this.list_of_graphcanvas) {
      var b = this.list_of_graphcanvas.indexOf(a);
      -1 != b && (a.graph = null, this.list_of_graphcanvas.splice(b, 1));
    }
  };
  f.prototype.start = function(a) {
    if (this.status != f.STATUS_RUNNING) {
      this.status = f.STATUS_RUNNING;
      if (this.onPlayEvent) {
        this.onPlayEvent();
      }
      this.sendEventToAllNodes("onStart");
      this.last_update_time = this.starttime = k.getTime();
      var b = this;
      this.execution_timer_id = setInterval(function() {
        b.runStep(1, !this.catch_errors);
      }, a || 1);
    }
  };
  f.prototype.stop = function() {
    if (this.status != f.STATUS_STOPPED) {
      this.status = f.STATUS_STOPPED;
      if (this.onStopEvent) {
        this.onStopEvent();
      }
      null != this.execution_timer_id && clearInterval(this.execution_timer_id);
      this.execution_timer_id = null;
      this.sendEventToAllNodes("onStop");
    }
  };
  f.prototype.runStep = function(a, b) {
    a = a || 1;
    var e = k.getTime();
    this.globaltime = 0.001 * (e - this.starttime);
    var c = this._nodes_executable ? this._nodes_executable : this._nodes;
    if (c) {
      if (b) {
        for (var g = 0; g < a; g++) {
          for (var l = 0, p = c.length; l < p; ++l) {
            var d = c[l];
            if (d.mode == k.ALWAYS && d.onExecute) {
              d.onExecute();
            }
          }
          this.fixedtime += this.fixedtime_lapse;
          if (this.onExecuteStep) {
            this.onExecuteStep();
          }
        }
        if (this.onAfterExecute) {
          this.onAfterExecute();
        }
      } else {
        try {
          for (g = 0; g < a; g++) {
            l = 0;
            for (p = c.length; l < p; ++l) {
              if (d = c[l], d.mode == k.ALWAYS && d.onExecute) {
                d.onExecute();
              }
            }
            this.fixedtime += this.fixedtime_lapse;
            if (this.onExecuteStep) {
              this.onExecuteStep();
            }
          }
          if (this.onAfterExecute) {
            this.onAfterExecute();
          }
          this.errors_in_execution = !1;
        } catch (G) {
          this.errors_in_execution = !0;
          if (k.throw_errors) {
            throw G;
          }
          k.debug && console.log("Error during execution: " + G);
          this.stop();
        }
      }
      a = k.getTime();
      e = a - e;
      0 == e && (e = 1);
      this.execution_time = 0.001 * e;
      this.globaltime += 0.001 * e;
      this.iteration += 1;
      this.elapsed_time = 0.001 * (a - this.last_update_time);
      this.last_update_time = a;
    }
  };
  f.prototype.updateExecutionOrder = function() {
    this._nodes_in_order = this.computeExecutionOrder(!1);
    this._nodes_executable = [];
    for (var a = 0; a < this._nodes_in_order.length; ++a) {
      this._nodes_in_order[a].onExecute && this._nodes_executable.push(this._nodes_in_order[a]);
    }
  };
  f.prototype.computeExecutionOrder = function(a, b) {
    for (var e = [], c = [], g = {}, l = {}, p = {}, d = 0, m = this._nodes.length; d < m; ++d) {
      var f = this._nodes[d];
      if (!a || f.onExecute) {
        g[f.id] = f;
        var n = 0;
        if (f.inputs) {
          for (var h = 0, q = f.inputs.length; h < q; h++) {
            f.inputs[h] && null != f.inputs[h].link && (n += 1);
          }
        }
        0 == n ? (c.push(f), b && (f._level = 1)) : (b && (f._level = 0), p[f.id] = n);
      }
    }
    for (; 0 != c.length;) {
      if (f = c.shift(), e.push(f), delete g[f.id], f.outputs) {
        for (d = 0; d < f.outputs.length; d++) {
          if (a = f.outputs[d], null != a && null != a.links && 0 != a.links.length) {
            for (h = 0; h < a.links.length; h++) {
              (m = this.links[a.links[h]]) && !l[m.id] && (n = this.getNodeById(m.target_id), null == n ? l[m.id] = !0 : (b && (!n._level || n._level <= f._level) && (n._level = f._level + 1), l[m.id] = !0, --p[n.id], 0 == p[n.id] && c.push(n)));
            }
          }
        }
      }
    }
    for (d in g) {
      e.push(g[d]);
    }
    e.length != this._nodes.length && k.debug && console.warn("something went wrong, nodes missing");
    m = e.length;
    for (d = 0; d < m; ++d) {
      e[d].order = d;
    }
    e = e.sort(function(a, b) {
      var e = a.constructor.priority || a.priority || 0, c = b.constructor.priority || b.priority || 0;
      return e == c ? a.order - b.order : e - c;
    });
    for (d = 0; d < m; ++d) {
      e[d].order = d;
    }
    return e;
  };
  f.prototype.getAncestors = function(a) {
    for (var b = [], e = [a], c = {}; e.length;) {
      var g = e.shift();
      if (g.inputs) {
        c[g.id] || g == a || (c[g.id] = !0, b.push(g));
        for (var l = 0; l < g.inputs.length; ++l) {
          var p = g.getInputNode(l);
          p && -1 == b.indexOf(p) && e.push(p);
        }
      }
    }
    b.sort(function(a, b) {
      return a.order - b.order;
    });
    return b;
  };
  f.prototype.arrange = function(a) {
    a = a || 40;
    for (var b = this.computeExecutionOrder(!1, !0), e = [], c = 0; c < b.length; ++c) {
      var g = b[c], l = g._level || 1;
      e[l] || (e[l] = []);
      e[l].push(g);
    }
    b = a;
    for (c = 0; c < e.length; ++c) {
      if (l = e[c]) {
        for (var p = 100, k = a, d = 0; d < l.length; ++d) {
          g = l[d], g.pos[0] = b, g.pos[1] = k, g.size[0] > p && (p = g.size[0]), k += g.size[1] + a;
        }
        b += p + a;
      }
    }
    this.setDirtyCanvas(!0, !0);
  };
  f.prototype.getTime = function() {
    return this.globaltime;
  };
  f.prototype.getFixedTime = function() {
    return this.fixedtime;
  };
  f.prototype.getElapsedTime = function() {
    return this.elapsed_time;
  };
  f.prototype.sendEventToAllNodes = function(a, b, e) {
    e = e || k.ALWAYS;
    var c = this._nodes_in_order ? this._nodes_in_order : this._nodes;
    if (c) {
      for (var g = 0, l = c.length; g < l; ++g) {
        var p = c[g];
        if (p[a] && p.mode == e) {
          if (void 0 === b) {
            p[a]();
          } else {
            if (b && b.constructor === Array) {
              p[a].apply(p, b);
            } else {
              p[a](b);
            }
          }
        }
      }
    }
  };
  f.prototype.sendActionToCanvas = function(a, b) {
    if (this.list_of_graphcanvas) {
      for (var e = 0; e < this.list_of_graphcanvas.length; ++e) {
        var c = this.list_of_graphcanvas[e];
        c[a] && c[a].apply(c, b);
      }
    }
  };
  f.prototype.add = function(a, b) {
    if (a) {
      if (a.constructor === n) {
        this._groups.push(a), this.setDirtyCanvas(!0), this.change(), a.graph = this, this._version++;
      } else {
        -1 != a.id && null != this._nodes_by_id[a.id] && (console.warn("LiteGraph: there is already a node with this ID, changing it"), a.id = ++this.last_node_id);
        if (this._nodes.length >= k.MAX_NUMBER_OF_NODES) {
          throw "LiteGraph: max number of nodes in a graph reached";
        }
        null == a.id || -1 == a.id ? a.id = ++this.last_node_id : this.last_node_id < a.id && (this.last_node_id = a.id);
        a.graph = this;
        this._version++;
        this._nodes.push(a);
        this._nodes_by_id[a.id] = a;
        if (a.onAdded) {
          a.onAdded(this);
        }
        this.config.align_to_grid && a.alignToGrid();
        b || this.updateExecutionOrder();
        if (this.onNodeAdded) {
          this.onNodeAdded(a);
        }
        this.setDirtyCanvas(!0);
        this.change();
        return a;
      }
    }
  };
  f.prototype.remove = function(a) {
    if (a.constructor === k.LGraphGroup) {
      var b = this._groups.indexOf(a);
      -1 != b && this._groups.splice(b, 1);
      a.graph = null;
      this._version++;
      this.setDirtyCanvas(!0, !0);
      this.change();
    } else {
      if (null != this._nodes_by_id[a.id] && !a.ignore_remove) {
        if (a.inputs) {
          for (b = 0; b < a.inputs.length; b++) {
            var e = a.inputs[b];
            null != e.link && a.disconnectInput(b);
          }
        }
        if (a.outputs) {
          for (b = 0; b < a.outputs.length; b++) {
            e = a.outputs[b], null != e.links && e.links.length && a.disconnectOutput(b);
          }
        }
        if (a.onRemoved) {
          a.onRemoved();
        }
        a.graph = null;
        this._version++;
        if (this.list_of_graphcanvas) {
          for (b = 0; b < this.list_of_graphcanvas.length; ++b) {
            e = this.list_of_graphcanvas[b], e.selected_nodes[a.id] && delete e.selected_nodes[a.id], e.node_dragged == a && (e.node_dragged = null);
          }
        }
        b = this._nodes.indexOf(a);
        -1 != b && this._nodes.splice(b, 1);
        delete this._nodes_by_id[a.id];
        if (this.onNodeRemoved) {
          this.onNodeRemoved(a);
        }
        this.setDirtyCanvas(!0, !0);
        this.change();
        this.updateExecutionOrder();
      }
    }
  };
  f.prototype.getNodeById = function(a) {
    return null == a ? null : this._nodes_by_id[a];
  };
  f.prototype.findNodesByClass = function(a) {
    for (var b = [], e = 0, c = this._nodes.length; e < c; ++e) {
      this._nodes[e].constructor === a && b.push(this._nodes[e]);
    }
    return b;
  };
  f.prototype.findNodesByType = function(a) {
    a = a.toLowerCase();
    for (var b = [], e = 0, c = this._nodes.length; e < c; ++e) {
      this._nodes[e].type.toLowerCase() == a && b.push(this._nodes[e]);
    }
    return b;
  };
  f.prototype.findNodesByTitle = function(a) {
    for (var b = [], e = 0, c = this._nodes.length; e < c; ++e) {
      this._nodes[e].title == a && b.push(this._nodes[e]);
    }
    return b;
  };
  f.prototype.getNodeOnPos = function(a, b, e) {
    e = e || this._nodes;
    for (var c = e.length - 1; 0 <= c; c--) {
      var g = e[c];
      if (g.isPointInside(a, b, 2)) {
        return g;
      }
    }
    return null;
  };
  f.prototype.getGroupOnPos = function(a, b) {
    for (var e = this._groups.length - 1; 0 <= e; e--) {
      var c = this._groups[e];
      if (c.isPointInside(a, b, 2)) {
        return c;
      }
    }
    return null;
  };
  f.prototype.addGlobalInput = function(a, b, e) {
    this.global_inputs[a] = {name:a, type:b, value:e};
    this._version++;
    if (this.onGlobalInputAdded) {
      this.onGlobalInputAdded(a, b);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
  };
  f.prototype.setGlobalInputData = function(a, b) {
    if (a = this.global_inputs[a]) {
      a.value = b;
    }
  };
  f.prototype.setInputData = f.prototype.setGlobalInputData;
  f.prototype.getGlobalInputData = function(a) {
    return (a = this.global_inputs[a]) ? a.value : null;
  };
  f.prototype.renameGlobalInput = function(a, b) {
    if (b != a) {
      if (!this.global_inputs[a]) {
        return !1;
      }
      if (this.global_inputs[b]) {
        return console.error("there is already one input with that name"), !1;
      }
      this.global_inputs[b] = this.global_inputs[a];
      delete this.global_inputs[a];
      this._version++;
      if (this.onGlobalInputRenamed) {
        this.onGlobalInputRenamed(a, b);
      }
      if (this.onGlobalsChange) {
        this.onGlobalsChange();
      }
    }
  };
  f.prototype.changeGlobalInputType = function(a, b) {
    if (!this.global_inputs[a]) {
      return !1;
    }
    if (!this.global_inputs[a].type || this.global_inputs[a].type.toLowerCase() != b.toLowerCase()) {
      if (this.global_inputs[a].type = b, this._version++, this.onGlobalInputTypeChanged) {
        this.onGlobalInputTypeChanged(a, b);
      }
    }
  };
  f.prototype.removeGlobalInput = function(a) {
    if (!this.global_inputs[a]) {
      return !1;
    }
    delete this.global_inputs[a];
    this._version++;
    if (this.onGlobalInputRemoved) {
      this.onGlobalInputRemoved(a);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
    return !0;
  };
  f.prototype.addGlobalOutput = function(a, b, e) {
    this.global_outputs[a] = {name:a, type:b, value:e};
    this._version++;
    if (this.onGlobalOutputAdded) {
      this.onGlobalOutputAdded(a, b);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
  };
  f.prototype.setGlobalOutputData = function(a, b) {
    if (a = this.global_outputs[a]) {
      a.value = b;
    }
  };
  f.prototype.getGlobalOutputData = function(a) {
    return (a = this.global_outputs[a]) ? a.value : null;
  };
  f.prototype.getOutputData = f.prototype.getGlobalOutputData;
  f.prototype.renameGlobalOutput = function(a, b) {
    if (!this.global_outputs[a]) {
      return !1;
    }
    if (this.global_outputs[b]) {
      return console.error("there is already one output with that name"), !1;
    }
    this.global_outputs[b] = this.global_outputs[a];
    delete this.global_outputs[a];
    this._version++;
    if (this.onGlobalOutputRenamed) {
      this.onGlobalOutputRenamed(a, b);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
  };
  f.prototype.changeGlobalOutputType = function(a, b) {
    if (!this.global_outputs[a]) {
      return !1;
    }
    if (!this.global_outputs[a].type || this.global_outputs[a].type.toLowerCase() != b.toLowerCase()) {
      if (this.global_outputs[a].type = b, this._version++, this.onGlobalOutputTypeChanged) {
        this.onGlobalOutputTypeChanged(a, b);
      }
    }
  };
  f.prototype.removeGlobalOutput = function(a) {
    if (!this.global_outputs[a]) {
      return !1;
    }
    delete this.global_outputs[a];
    this._version++;
    if (this.onGlobalOutputRemoved) {
      this.onGlobalOutputRemoved(a);
    }
    if (this.onGlobalsChange) {
      this.onGlobalsChange();
    }
    return !0;
  };
  f.prototype.triggerInput = function(a, b) {
    a = this.findNodesByTitle(a);
    for (var e = 0; e < a.length; ++e) {
      a[e].onTrigger(b);
    }
  };
  f.prototype.setCallback = function(a, b) {
    a = this.findNodesByTitle(a);
    for (var e = 0; e < a.length; ++e) {
      a[e].setTrigger(b);
    }
  };
  f.prototype.connectionChange = function(a) {
    this.updateExecutionOrder();
    if (this.onConnectionChange) {
      this.onConnectionChange(a);
    }
    this._version++;
    this.sendActionToCanvas("onConnectionChange");
  };
  f.prototype.isLive = function() {
    if (!this.list_of_graphcanvas) {
      return !1;
    }
    for (var a = 0; a < this.list_of_graphcanvas.length; ++a) {
      if (this.list_of_graphcanvas[a].live_mode) {
        return !0;
      }
    }
    return !1;
  };
  f.prototype.change = function() {
    k.debug && console.log("Graph changed");
    this.sendActionToCanvas("setDirty", [!0, !0]);
    if (this.on_change) {
      this.on_change(this);
    }
  };
  f.prototype.setDirtyCanvas = function(a, b) {
    this.sendActionToCanvas("setDirty", [a, b]);
  };
  f.prototype.serialize = function() {
    for (var a = [], b = 0, e = this._nodes.length; b < e; ++b) {
      a.push(this._nodes[b].serialize());
    }
    e = [];
    for (b in this.links) {
      var c = this.links[b];
      e.push([c.id, c.origin_id, c.origin_slot, c.target_id, c.target_slot, c.type]);
    }
    c = [];
    for (b = 0; b < this._groups.length; ++b) {
      c.push(this._groups[b].serialize());
    }
    return {last_node_id:this.last_node_id, last_link_id:this.last_link_id, nodes:a, links:e, groups:c, config:this.config};
  };
  f.prototype.configure = function(a, b) {
    if (a) {
      b || this.clear();
      b = a.nodes;
      if (a.links && a.links.constructor === Array) {
        for (var e = [], c = 0; c < a.links.length; ++c) {
          var g = a.links[c];
          e[g[0]] = {id:g[0], origin_id:g[1], origin_slot:g[2], target_id:g[3], target_slot:g[4], type:g[5]};
        }
        a.links = e;
      }
      for (c in a) {
        this[c] = a[c];
      }
      e = !1;
      this._nodes = [];
      if (b) {
        c = 0;
        for (g = b.length; c < g; ++c) {
          var l = b[c], p = k.createNode(l.type, l.title);
          p ? (p.id = l.id, this.add(p, !0)) : (k.debug && console.log("Node not found: " + l.type), e = !0);
        }
        c = 0;
        for (g = b.length; c < g; ++c) {
          l = b[c], (p = this.getNodeById(l.id)) && p.configure(l);
        }
      }
      this._groups.length = 0;
      if (a.groups) {
        for (c = 0; c < a.groups.length; ++c) {
          b = new k.LGraphGroup, b.configure(a.groups[c]), this.add(b);
        }
      }
      this.updateExecutionOrder();
      this._version++;
      this.setDirtyCanvas(!0, !0);
      return e;
    }
  };
  f.prototype.load = function(a) {
    var b = this, e = new XMLHttpRequest;
    e.open("GET", a, !0);
    e.send(null);
    e.onload = function(a) {
      200 !== e.status ? console.error("Error loading graph:", e.status, e.response) : (a = JSON.parse(e.response), b.configure(a));
    };
    e.onerror = function(a) {
      console.error("Error loading graph:", a);
    };
  };
  f.prototype.onNodeTrace = function(a, b, e) {
  };
  u.LGraphNode = k.LGraphNode = h;
  h.prototype._ctor = function(a) {
    this.title = a || "Unnamed";
    this.size = [k.NODE_WIDTH, 60];
    this.graph = null;
    this._pos = new Float32Array(10, 10);
    Object.defineProperty(this, "pos", {set:function(a) {
      !a || 2 > a.length || (this._pos[0] = a[0], this._pos[1] = a[1]);
    }, get:function() {
      return this._pos;
    }, enumerable:!0});
    this.id = -1;
    this.type = null;
    this.inputs = [];
    this.outputs = [];
    this.connections = [];
    this.properties = {};
    this.properties_info = [];
    this.data = null;
    this.flags = {};
  };
  h.prototype.configure = function(a) {
    this.graph && this.graph._version++;
    for (var b in a) {
      if ("console" != b) {
        if ("properties" == b) {
          for (var e in a.properties) {
            if (this.properties[e] = a.properties[e], this.onPropertyChanged) {
              this.onPropertyChanged(e, a.properties[e]);
            }
          }
        } else {
          null != a[b] && ("object" == typeof a[b] ? this[b] && this[b].configure ? this[b].configure(a[b]) : this[b] = k.cloneObject(a[b], this[b]) : this[b] = a[b]);
        }
      }
    }
    a.title || (this.title = this.constructor.title);
    if (this.onConnectionsChange) {
      if (this.inputs) {
        for (var c = 0; c < this.inputs.length; ++c) {
          e = this.inputs[c];
          var g = this.graph ? this.graph.links[e.link] : null;
          this.onConnectionsChange(k.INPUT, c, !0, g, e);
        }
      }
      if (this.outputs) {
        for (c = 0; c < this.outputs.length; ++c) {
          if (e = this.outputs[c], e.links) {
            for (b = 0; b < e.links.length; ++b) {
              g = this.graph ? this.graph.links[e.links[b]] : null, this.onConnectionsChange(k.OUTPUT, c, !0, g, e);
            }
          }
        }
      }
    }
    for (c in this.inputs) {
      e = this.inputs[c], e.link && e.link.length && (g = e.link, "object" == typeof g && (e.link = g[0], this.graph && (this.graph.links[g[0]] = {id:g[0], origin_id:g[1], origin_slot:g[2], target_id:g[3], target_slot:g[4]})));
    }
    for (c in this.outputs) {
      if (e = this.outputs[c], e.links && 0 != e.links.length) {
        for (b in e.links) {
          g = e.links[b], "object" == typeof g && (e.links[b] = g[0]);
        }
      }
    }
    if (this.onConfigure) {
      this.onConfigure(a);
    }
  };
  h.prototype.serialize = function() {
    var a = {id:this.id, type:this.type, pos:this.pos, size:this.size, data:this.data, flags:k.cloneObject(this.flags), mode:this.mode};
    this.inputs && (a.inputs = this.inputs);
    if (this.outputs) {
      for (var b = 0; b < this.outputs.length; b++) {
        delete this.outputs[b]._data;
      }
      a.outputs = this.outputs;
    }
    this.title && this.title != this.constructor.title && (a.title = this.title);
    this.properties && (a.properties = k.cloneObject(this.properties));
    a.type || (a.type = this.constructor.type);
    this.color && (a.color = this.color);
    this.bgcolor && (a.bgcolor = this.bgcolor);
    this.boxcolor && (a.boxcolor = this.boxcolor);
    this.shape && (a.shape = this.shape);
    if (this.onSerialize) {
      this.onSerialize(a);
    }
    return a;
  };
  h.prototype.clone = function() {
    var a = k.createNode(this.type), b = k.cloneObject(this.serialize());
    if (b.inputs) {
      for (var e = 0; e < b.inputs.length; ++e) {
        b.inputs[e].link = null;
      }
    }
    if (b.outputs) {
      for (e = 0; e < b.outputs.length; ++e) {
        b.outputs[e].links && (b.outputs[e].links.length = 0);
      }
    }
    delete b.id;
    a.configure(b);
    return a;
  };
  h.prototype.toString = function() {
    return JSON.stringify(this.serialize());
  };
  h.prototype.getTitle = function() {
    return this.title || this.constructor.title;
  };
  h.prototype.setOutputData = function(a, b) {
    if (this.outputs && !(-1 == a || a >= this.outputs.length)) {
      var e = this.outputs[a];
      if (e && (e._data = b, this.outputs[a].links)) {
        for (e = 0; e < this.outputs[a].links.length; e++) {
          this.graph.links[this.outputs[a].links[e]].data = b;
        }
      }
    }
  };
  h.prototype.getInputData = function(a, b) {
    if (this.inputs && !(a >= this.inputs.length || null == this.inputs[a].link)) {
      a = this.graph.links[this.inputs[a].link];
      if (!a) {
        return null;
      }
      if (!b) {
        return a.data;
      }
      b = this.graph.getNodeById(a.origin_id);
      if (!b) {
        return a.data;
      }
      if (b.updateOutputData) {
        b.updateOutputData(a.origin_slot);
      } else {
        if (b.onExecute) {
          b.onExecute();
        }
      }
      return a.data;
    }
  };
  h.prototype.getInputDataByName = function(a, b) {
    a = this.findInputSlot(a);
    return -1 == a ? null : this.getInputData(a, b);
  };
  h.prototype.isInputConnected = function(a) {
    return this.inputs ? a < this.inputs.length && null != this.inputs[a].link : !1;
  };
  h.prototype.getInputInfo = function(a) {
    return this.inputs ? a < this.inputs.length ? this.inputs[a] : null : null;
  };
  h.prototype.getInputNode = function(a) {
    if (!this.inputs || a >= this.inputs.length) {
      return null;
    }
    a = this.inputs[a];
    return a && null !== a.link ? (a = this.graph.links[a.link]) ? this.graph.getNodeById(a.origin_id) : null : null;
  };
  h.prototype.getInputOrProperty = function(a) {
    if (!this.inputs || !this.inputs.length) {
      return this.properties ? this.properties[a] : null;
    }
    for (var b = 0, e = this.inputs.length; b < e; ++b) {
      if (a == this.inputs[b].name) {
        return (a = this.graph.links[this.inputs[b].link]) ? a.data : null;
      }
    }
    return this.properties[a];
  };
  h.prototype.getOutputData = function(a) {
    return !this.outputs || a >= this.outputs.length ? null : this.outputs[a]._data;
  };
  h.prototype.getOutputInfo = function(a) {
    return this.outputs ? a < this.outputs.length ? this.outputs[a] : null : null;
  };
  h.prototype.isOutputConnected = function(a) {
    return this.outputs ? a < this.outputs.length && this.outputs[a].links && this.outputs[a].links.length : !1;
  };
  h.prototype.isAnyOutputConnected = function() {
    if (!this.outputs) {
      return !1;
    }
    for (var a = 0; a < this.outputs.length; ++a) {
      if (this.outputs[a].links && this.outputs[a].links.length) {
        return !0;
      }
    }
    return !1;
  };
  h.prototype.getOutputNodes = function(a) {
    if (!this.outputs || 0 == this.outputs.length || a >= this.outputs.length) {
      return null;
    }
    a = this.outputs[a];
    if (!a.links || 0 == a.links.length) {
      return null;
    }
    for (var b = [], e = 0; e < a.links.length; e++) {
      var c = this.graph.links[a.links[e]];
      c && (c = this.graph.getNodeById(c.target_id)) && b.push(c);
    }
    return b;
  };
  h.prototype.trigger = function(a, b) {
    if (this.outputs && this.outputs.length) {
      this.graph && (this.graph._last_trigger_time = k.getTime());
      for (var e = 0; e < this.outputs.length; ++e) {
        var c = this.outputs[e];
        !c || c.type !== k.EVENT || a && c.name != a || this.triggerSlot(e, b);
      }
    }
  };
  h.prototype.triggerSlot = function(a, b) {
    if (this.outputs && (a = this.outputs[a]) && (a = a.links) && a.length) {
      this.graph && (this.graph._last_trigger_time = k.getTime());
      for (var e = 0; e < a.length; ++e) {
        var c = this.graph.links[a[e]];
        if (c) {
          var g = this.graph.getNodeById(c.target_id);
          if (g) {
            if (c._last_time = k.getTime(), c = g.inputs[c.target_slot], g.onAction) {
              g.onAction(c.name, b);
            } else {
              if (g.mode === k.ON_TRIGGER && g.onExecute) {
                g.onExecute(b);
              }
            }
          }
        }
      }
    }
  };
  h.prototype.addProperty = function(a, b, e, c) {
    e = {name:a, type:e, default_value:b};
    if (c) {
      for (var g in c) {
        e[g] = c[g];
      }
    }
    this.properties_info || (this.properties_info = []);
    this.properties_info.push(e);
    this.properties || (this.properties = {});
    this.properties[a] = b;
    return e;
  };
  h.prototype.addOutput = function(a, b, e) {
    a = {name:a, type:b, links:null};
    if (e) {
      for (var c in e) {
        a[c] = e[c];
      }
    }
    this.outputs || (this.outputs = []);
    this.outputs.push(a);
    if (this.onOutputAdded) {
      this.onOutputAdded(a);
    }
    this.size = this.computeSize();
    return a;
  };
  h.prototype.addOutputs = function(a) {
    for (var b = 0; b < a.length; ++b) {
      var e = a[b], c = {name:e[0], type:e[1], link:null};
      if (a[2]) {
        for (var g in e[2]) {
          c[g] = e[2][g];
        }
      }
      this.outputs || (this.outputs = []);
      this.outputs.push(c);
      if (this.onOutputAdded) {
        this.onOutputAdded(c);
      }
    }
    this.size = this.computeSize();
  };
  h.prototype.removeOutput = function(a) {
    this.disconnectOutput(a);
    this.outputs.splice(a, 1);
    this.size = this.computeSize();
    if (this.onOutputRemoved) {
      this.onOutputRemoved(a);
    }
  };
  h.prototype.addInput = function(a, b, e) {
    a = {name:a, type:b || 0, link:null};
    if (e) {
      for (var c in e) {
        a[c] = e[c];
      }
    }
    this.inputs || (this.inputs = []);
    this.inputs.push(a);
    this.size = this.computeSize();
    if (this.onInputAdded) {
      this.onInputAdded(a);
    }
    return a;
  };
  h.prototype.addInputs = function(a) {
    for (var b = 0; b < a.length; ++b) {
      var e = a[b], c = {name:e[0], type:e[1], link:null};
      if (a[2]) {
        for (var g in e[2]) {
          c[g] = e[2][g];
        }
      }
      this.inputs || (this.inputs = []);
      this.inputs.push(c);
      if (this.onInputAdded) {
        this.onInputAdded(c);
      }
    }
    this.size = this.computeSize();
  };
  h.prototype.removeInput = function(a) {
    this.disconnectInput(a);
    this.inputs.splice(a, 1);
    this.size = this.computeSize();
    if (this.onInputRemoved) {
      this.onInputRemoved(a);
    }
  };
  h.prototype.addConnection = function(a, b, e, c) {
    a = {name:a, type:b, pos:e, direction:c, links:null};
    this.connections.push(a);
    return a;
  };
  h.prototype.computeSize = function(a, b) {
    function e(a) {
      return a ? c * a.length * 0.6 : 0;
    }
    a = Math.max(this.inputs ? this.inputs.length : 1, this.outputs ? this.outputs.length : 1);
    b = b || new Float32Array([0, 0]);
    a = Math.max(a, 1);
    var c = k.NODE_TEXT_SIZE;
    b[1] = (this.constructor.slot_start_y || 0) + a * (c + 1) + (this.widgets ? this.widgets.length : 0) * (k.NODE_WIDGET_HEIGHT + 4) + 4;
    a = e(this.title);
    var g = 0, l = 0;
    if (this.inputs) {
      for (var p = 0, d = this.inputs.length; p < d; ++p) {
        var m = this.inputs[p];
        m = m.label || m.name || "";
        m = e(m);
        g < m && (g = m);
      }
    }
    if (this.outputs) {
      for (p = 0, d = this.outputs.length; p < d; ++p) {
        m = this.outputs[p], m = m.label || m.name || "", m = e(m), l < m && (l = m);
      }
    }
    b[0] = Math.max(g + l + 10, a);
    b[0] = Math.max(b[0], k.NODE_WIDTH);
    if (this.onResize) {
      this.onResize(b);
    }
    return b;
  };
  h.prototype.addWidget = function(a, b, e, c, g) {
    this.widgets || (this.widgets = []);
    b = {type:a.toLowerCase(), name:b, value:e, callback:c, options:g || {}};
    void 0 !== b.options.y && (b.y = b.options.y);
    if ("combo" == a && !b.options.values) {
      throw "LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }";
    }
    this.widgets.push(b);
    return b;
  };
  h.prototype.getBounding = function(a) {
    a = a || new Float32Array(4);
    a[0] = this.pos[0] - 4;
    a[1] = this.pos[1] - k.NODE_TITLE_HEIGHT;
    a[2] = this.size[0] + 4;
    a[3] = this.size[1] + k.NODE_TITLE_HEIGHT;
    return a;
  };
  h.prototype.isPointInside = function(a, b, e) {
    e = e || 0;
    var c = this.graph && this.graph.isLive() ? 0 : 20;
    if (this.flags && this.flags.collapsed) {
      if (t(a, b, this.pos[0] - e, this.pos[1] - k.NODE_TITLE_HEIGHT - e, (this._collapsed_width || k.NODE_COLLAPSED_WIDTH) + 2 * e, k.NODE_TITLE_HEIGHT + 2 * e)) {
        return !0;
      }
    } else {
      if (this.pos[0] - 4 - e < a && this.pos[0] + this.size[0] + 4 + e > a && this.pos[1] - c - e < b && this.pos[1] + this.size[1] + e > b) {
        return !0;
      }
    }
    return !1;
  };
  h.prototype.getSlotInPosition = function(a, b) {
    if (this.inputs) {
      for (var e = 0, c = this.inputs.length; e < c; ++e) {
        var g = this.inputs[e], l = this.getConnectionPos(!0, e);
        if (t(a, b, l[0] - 10, l[1] - 5, 20, 10)) {
          return {input:g, slot:e, link_pos:l, locked:g.locked};
        }
      }
    }
    if (this.outputs) {
      for (e = 0, c = this.outputs.length; e < c; ++e) {
        if (g = this.outputs[e], l = this.getConnectionPos(!1, e), t(a, b, l[0] - 10, l[1] - 5, 20, 10)) {
          return {output:g, slot:e, link_pos:l, locked:g.locked};
        }
      }
    }
    return null;
  };
  h.prototype.findInputSlot = function(a) {
    if (!this.inputs) {
      return -1;
    }
    for (var b = 0, e = this.inputs.length; b < e; ++b) {
      if (a == this.inputs[b].name) {
        return b;
      }
    }
    return -1;
  };
  h.prototype.findOutputSlot = function(a) {
    if (!this.outputs) {
      return -1;
    }
    for (var b = 0, e = this.outputs.length; b < e; ++b) {
      if (a == this.outputs[b].name) {
        return b;
      }
    }
    return -1;
  };
  h.prototype.connect = function(a, b, e) {
    e = e || 0;
    if (!this.graph) {
      return console.log("Connect: Error, node doesnt belong to any graph. Nodes must be added first to a graph before connecting them."), !1;
    }
    if (a.constructor === String) {
      if (a = this.findOutputSlot(a), -1 == a) {
        return k.debug && console.log("Connect: Error, no slot of name " + a), !1;
      }
    } else {
      if (!this.outputs || a >= this.outputs.length) {
        return k.debug && console.log("Connect: Error, slot number not found"), !1;
      }
    }
    b && b.constructor === Number && (b = this.graph.getNodeById(b));
    if (!b) {
      throw "target node is null";
    }
    if (b == this) {
      return !1;
    }
    if (e.constructor === String) {
      if (e = b.findInputSlot(e), -1 == e) {
        return k.debug && console.log("Connect: Error, no slot of name " + e), !1;
      }
    } else {
      if (e === k.EVENT) {
        return !1;
      }
      if (!b.inputs || e >= b.inputs.length) {
        return k.debug && console.log("Connect: Error, slot number not found"), !1;
      }
    }
    null != b.inputs[e].link && b.disconnectInput(e);
    var c = this.outputs[a];
    if (b.onConnectInput && !1 === b.onConnectInput(e, c.type, c)) {
      return !1;
    }
    var g = b.inputs[e];
    if (k.isValidConnection(c.type, g.type)) {
      var l = {id:this.graph.last_link_id++, type:g.type, origin_id:this.id, origin_slot:a, target_id:b.id, target_slot:e};
      this.graph.links[l.id] = l;
      null == c.links && (c.links = []);
      c.links.push(l.id);
      b.inputs[e].link = l.id;
      this.graph && this.graph._version++;
      if (this.onConnectionsChange) {
        this.onConnectionsChange(k.OUTPUT, a, !0, l, c);
      }
      if (b.onConnectionsChange) {
        b.onConnectionsChange(k.INPUT, e, !0, l, g);
      }
      if (this.graph && this.graph.onNodeConnectionChange) {
        this.graph.onNodeConnectionChange(k.OUTPUT, this, a, b, e);
      }
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  h.prototype.disconnectOutput = function(a, b) {
    if (a.constructor === String) {
      if (a = this.findOutputSlot(a), -1 == a) {
        return k.debug && console.log("Connect: Error, no slot of name " + a), !1;
      }
    } else {
      if (!this.outputs || a >= this.outputs.length) {
        return k.debug && console.log("Connect: Error, slot number not found"), !1;
      }
    }
    var e = this.outputs[a];
    if (!e.links || 0 == e.links.length) {
      return !1;
    }
    if (b) {
      b.constructor === Number && (b = this.graph.getNodeById(b));
      if (!b) {
        throw "Target Node not found";
      }
      for (var c = 0, g = e.links.length; c < g; c++) {
        var l = e.links[c], p = this.graph.links[l];
        if (p.target_id == b.id) {
          e.links.splice(c, 1);
          var d = b.inputs[p.target_slot];
          d.link = null;
          delete this.graph.links[l];
          this.graph && this.graph._version++;
          if (b.onConnectionsChange) {
            b.onConnectionsChange(k.INPUT, p.target_slot, !1, p, d);
          }
          if (this.onConnectionsChange) {
            this.onConnectionsChange(k.OUTPUT, a, !1, p, e);
          }
          if (this.graph && this.graph.onNodeConnectionChange) {
            this.graph.onNodeConnectionChange(k.OUTPUT, this, a);
          }
          if (this.graph && this.graph.onNodeConnectionChange) {
            this.graph.onNodeConnectionChange(k.INPUT, b, p.target_slot);
          }
          break;
        }
      }
    } else {
      c = 0;
      for (g = e.links.length; c < g; c++) {
        if (l = e.links[c], p = this.graph.links[l]) {
          b = this.graph.getNodeById(p.target_id);
          this.graph && this.graph._version++;
          if (b) {
            d = b.inputs[p.target_slot];
            d.link = null;
            if (b.onConnectionsChange) {
              b.onConnectionsChange(k.INPUT, p.target_slot, !1, p, d);
            }
            if (this.graph && this.graph.onNodeConnectionChange) {
              this.graph.onNodeConnectionChange(k.INPUT, b, p.target_slot);
            }
          }
          delete this.graph.links[l];
          if (this.onConnectionsChange) {
            this.onConnectionsChange(k.OUTPUT, a, !1, p, e);
          }
          if (this.graph && this.graph.onNodeConnectionChange) {
            this.graph.onNodeConnectionChange(k.OUTPUT, this, a);
          }
        }
      }
      e.links = null;
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  h.prototype.disconnectInput = function(a) {
    if (a.constructor === String) {
      if (a = this.findInputSlot(a), -1 == a) {
        return k.debug && console.log("Connect: Error, no slot of name " + a), !1;
      }
    } else {
      if (!this.inputs || a >= this.inputs.length) {
        return k.debug && console.log("Connect: Error, slot number not found"), !1;
      }
    }
    var b = this.inputs[a];
    if (!b) {
      return !1;
    }
    var e = this.inputs[a].link;
    this.inputs[a].link = null;
    var c = this.graph.links[e];
    if (c) {
      var g = this.graph.getNodeById(c.origin_id);
      if (!g) {
        return !1;
      }
      var l = g.outputs[c.origin_slot];
      if (!l || !l.links || 0 == l.links.length) {
        return !1;
      }
      for (var p = 0, d = l.links.length; p < d; p++) {
        if (l.links[p] == e) {
          l.links.splice(p, 1);
          break;
        }
      }
      delete this.graph.links[e];
      this.graph && this.graph._version++;
      if (this.onConnectionsChange) {
        this.onConnectionsChange(k.INPUT, a, !1, c, b);
      }
      if (g.onConnectionsChange) {
        g.onConnectionsChange(k.OUTPUT, p, !1, c, l);
      }
    }
    this.setDirtyCanvas(!1, !0);
    this.graph.connectionChange(this);
    return !0;
  };
  h.prototype.getConnectionPos = function(a, b) {
    return this.flags.collapsed ? a ? [this.pos[0], this.pos[1] - 0.5 * k.NODE_TITLE_HEIGHT] : [this.pos[0] + (this._collapsed_width || k.NODE_COLLAPSED_WIDTH), this.pos[1] - 0.5 * k.NODE_TITLE_HEIGHT] : a && -1 == b ? [this.pos[0] + 10, this.pos[1] + 10] : a && this.inputs.length > b && this.inputs[b].pos ? [this.pos[0] + this.inputs[b].pos[0], this.pos[1] + this.inputs[b].pos[1]] : !a && this.outputs.length > b && this.outputs[b].pos ? [this.pos[0] + this.outputs[b].pos[0], this.pos[1] + this.outputs[b].pos[1]] : 
    this.flags.horizontal ? a ? [this.pos[0] + this.size[0] / this.inputs.length * (b + 0.5), this.pos[1] - k.NODE_TITLE_HEIGHT] : [this.pos[0] + this.size[0] / this.outputs.length * (b + 0.5), this.pos[1] + this.size[1]] : a ? [this.pos[0], this.pos[1] + 10 + b * k.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)] : [this.pos[0] + this.size[0] + 1, this.pos[1] + 10 + b * k.NODE_SLOT_HEIGHT + (this.constructor.slot_start_y || 0)];
  };
  h.prototype.alignToGrid = function() {
    this.pos[0] = k.CANVAS_GRID_SIZE * Math.round(this.pos[0] / k.CANVAS_GRID_SIZE);
    this.pos[1] = k.CANVAS_GRID_SIZE * Math.round(this.pos[1] / k.CANVAS_GRID_SIZE);
  };
  h.prototype.trace = function(a) {
    this.console || (this.console = []);
    this.console.push(a);
    this.console.length > h.MAX_CONSOLE && this.console.shift();
    this.graph.onNodeTrace(this, a);
  };
  h.prototype.setDirtyCanvas = function(a, b) {
    this.graph && this.graph.sendActionToCanvas("setDirty", [a, b]);
  };
  h.prototype.loadImage = function(a) {
    var b = new Image;
    b.src = k.node_images_path + a;
    b.ready = !1;
    var e = this;
    b.onload = function() {
      this.ready = !0;
      e.setDirtyCanvas(!0);
    };
    return b;
  };
  h.prototype.captureInput = function(a) {
    if (this.graph && this.graph.list_of_graphcanvas) {
      for (var b = this.graph.list_of_graphcanvas, e = 0; e < b.length; ++e) {
        var c = b[e];
        if (a || c.node_capturing_input == this) {
          c.node_capturing_input = a ? this : null;
        }
      }
    }
  };
  h.prototype.collapse = function(a) {
    this.graph._version++;
    if (!1 !== this.constructor.collapsable || a) {
      this.flags.collapsed = this.flags.collapsed ? !1 : !0, this.setDirtyCanvas(!0, !0);
    }
  };
  h.prototype.pin = function(a) {
    this.graph._version++;
    this.flags.pinned = void 0 === a ? !this.flags.pinned : a;
  };
  h.prototype.localToScreen = function(a, b, e) {
    return [(a + this.pos[0]) * e.scale + e.offset[0], (b + this.pos[1]) * e.scale + e.offset[1]];
  };
  u.LGraphGroup = k.LGraphGroup = n;
  n.prototype._ctor = function(a) {
    this.title = a || "Group";
    this._bounding = new Float32Array([10, 10, 140, 80]);
    this._pos = this._bounding.subarray(0, 2);
    this._size = this._bounding.subarray(2, 4);
    this._nodes = [];
    this.color = d.node_colors.pale_blue ? d.node_colors.pale_blue.groupcolor : "#AAA";
    this.graph = null;
    Object.defineProperty(this, "pos", {set:function(a) {
      !a || 2 > a.length || (this._pos[0] = a[0], this._pos[1] = a[1]);
    }, get:function() {
      return this._pos;
    }, enumerable:!0});
    Object.defineProperty(this, "size", {set:function(a) {
      !a || 2 > a.length || (this._size[0] = Math.max(140, a[0]), this._size[1] = Math.max(80, a[1]));
    }, get:function() {
      return this._size;
    }, enumerable:!0});
  };
  n.prototype.configure = function(a) {
    this.title = a.title;
    this._bounding.set(a.bounding);
    this.color = a.color;
  };
  n.prototype.serialize = function() {
    var a = this._bounding;
    return {title:this.title, bounding:[a[0], a[1], a[2], a[3]], color:this.color};
  };
  n.prototype.move = function(a, b, e) {
    this._pos[0] += a;
    this._pos[1] += b;
    if (!e) {
      for (e = 0; e < this._nodes.length; ++e) {
        var c = this._nodes[e];
        c.pos[0] += a;
        c.pos[1] += b;
      }
    }
  };
  n.prototype.recomputeInsideNodes = function() {
    this._nodes.length = 0;
    for (var a = this.graph._nodes, b = new Float32Array(4), e = 0; e < a.length; ++e) {
      var c = a[e];
      c.getBounding(b);
      v(this._bounding, b) && this._nodes.push(c);
    }
  };
  n.prototype.isPointInside = h.prototype.isPointInside;
  n.prototype.setDirtyCanvas = h.prototype.setDirtyCanvas;
  u.LGraphCanvas = k.LGraphCanvas = d;
  d.link_type_colors = {"-1":"#F85", number:"#AAC", node:"#DCA"};
  d.gradients = {};
  d.prototype.clear = function() {
    this.fps = this.render_time = this.last_draw_time = this.frame = 0;
    this.scale = 1;
    this.offset = [0, 0];
    this.dragging_rectangle = null;
    this.selected_nodes = {};
    this.selected_group = null;
    this.visible_nodes = [];
    this.connecting_node = this.node_capturing_input = this.node_over = this.node_dragged = null;
    this.highlighted_links = {};
    this.dirty_bgcanvas = this.dirty_canvas = !0;
    this.node_widget = this.node_in_panel = this.dirty_area = null;
    this.last_mouse = [0, 0];
    this.last_mouseclick = 0;
    if (this.onClear) {
      this.onClear();
    }
  };
  d.prototype.setGraph = function(a, b) {
    this.graph != a && (b || this.clear(), !a && this.graph ? this.graph.detachCanvas(this) : (a.attachCanvas(this), this.setDirty(!0, !0)));
  };
  d.prototype.openSubgraph = function(a) {
    if (!a) {
      throw "graph cannot be null";
    }
    if (this.graph == a) {
      throw "graph cannot be the same";
    }
    this.clear();
    this.graph && (this._graph_stack || (this._graph_stack = []), this._graph_stack.push(this.graph));
    a.attachCanvas(this);
    this.setDirty(!0, !0);
  };
  d.prototype.closeSubgraph = function() {
    if (this._graph_stack && 0 != this._graph_stack.length) {
      var a = this._graph_stack.pop();
      this.selected_nodes = {};
      this.highlighted_links = {};
      a.attachCanvas(this);
      this.setDirty(!0, !0);
    }
  };
  d.prototype.setCanvas = function(a, b) {
    if (a && a.constructor === String && (a = document.getElementById(a), !a)) {
      throw "Error creating LiteGraph canvas: Canvas not found";
    }
    if (a !== this.canvas && (!a && this.canvas && (b || this.unbindEvents()), this.canvas = a)) {
      a.className += " lgraphcanvas";
      a.data = this;
      this.bgcanvas = null;
      this.bgcanvas || (this.bgcanvas = document.createElement("canvas"), this.bgcanvas.width = this.canvas.width, this.bgcanvas.height = this.canvas.height);
      if (null == a.getContext) {
        if ("canvas" != a.localName) {
          throw "Element supplied for LGraphCanvas must be a <canvas> element, you passed a " + a.localName;
        }
        throw "This browser doesnt support Canvas";
      }
      null == (this.ctx = a.getContext("2d")) && (a.webgl_enabled || console.warn("This canvas seems to be WebGL, enabling WebGL renderer"), this.enableWebGL());
      this._mousemove_callback = this.processMouseMove.bind(this);
      this._mouseup_callback = this.processMouseUp.bind(this);
      b || this.bindEvents();
    }
  };
  d.prototype._doNothing = function(a) {
    a.preventDefault();
    return !1;
  };
  d.prototype._doReturnTrue = function(a) {
    a.preventDefault();
    return !0;
  };
  d.prototype.bindEvents = function() {
    if (this._events_binded) {
      console.warn("LGraphCanvas: events already binded");
    } else {
      var a = this.canvas, b = this.getCanvasWindow().document;
      this._mousedown_callback = this.processMouseDown.bind(this);
      this._mousewheel_callback = this.processMouseWheel.bind(this);
      a.addEventListener("mousedown", this._mousedown_callback, !0);
      a.addEventListener("mousemove", this._mousemove_callback);
      a.addEventListener("mousewheel", this._mousewheel_callback, !1);
      a.addEventListener("contextmenu", this._doNothing);
      a.addEventListener("DOMMouseScroll", this._mousewheel_callback, !1);
      a.addEventListener("touchstart", this.touchHandler, !0);
      a.addEventListener("touchmove", this.touchHandler, !0);
      a.addEventListener("touchend", this.touchHandler, !0);
      a.addEventListener("touchcancel", this.touchHandler, !0);
      this._key_callback = this.processKey.bind(this);
      a.addEventListener("keydown", this._key_callback, !0);
      b.addEventListener("keyup", this._key_callback, !0);
      this._ondrop_callback = this.processDrop.bind(this);
      a.addEventListener("dragover", this._doNothing, !1);
      a.addEventListener("dragend", this._doNothing, !1);
      a.addEventListener("drop", this._ondrop_callback, !1);
      a.addEventListener("dragenter", this._doReturnTrue, !1);
      this._events_binded = !0;
    }
  };
  d.prototype.unbindEvents = function() {
    if (this._events_binded) {
      var a = this.getCanvasWindow().document;
      this.canvas.removeEventListener("mousedown", this._mousedown_callback);
      this.canvas.removeEventListener("mousewheel", this._mousewheel_callback);
      this.canvas.removeEventListener("DOMMouseScroll", this._mousewheel_callback);
      this.canvas.removeEventListener("keydown", this._key_callback);
      a.removeEventListener("keyup", this._key_callback);
      this.canvas.removeEventListener("contextmenu", this._doNothing);
      this.canvas.removeEventListener("drop", this._ondrop_callback);
      this.canvas.removeEventListener("dragenter", this._doReturnTrue);
      this.canvas.removeEventListener("touchstart", this.touchHandler);
      this.canvas.removeEventListener("touchmove", this.touchHandler);
      this.canvas.removeEventListener("touchend", this.touchHandler);
      this.canvas.removeEventListener("touchcancel", this.touchHandler);
      this._ondrop_callback = this._key_callback = this._mousewheel_callback = this._mousedown_callback = null;
      this._events_binded = !1;
    } else {
      console.warn("LGraphCanvas: no events binded");
    }
  };
  d.getFileExtension = function(a) {
    var b = a.indexOf("?");
    -1 != b && (a = a.substr(0, b));
    b = a.lastIndexOf(".");
    return -1 == b ? "" : a.substr(b + 1).toLowerCase();
  };
  d.prototype.enableWebGL = function() {
    this.gl = this.ctx = enableWebGLCanvas(this.canvas);
    this.ctx.webgl = !0;
    this.bgcanvas = this.canvas;
    this.bgctx = this.gl;
    this.canvas.webgl_enabled = !0;
  };
  d.prototype.setDirty = function(a, b) {
    a && (this.dirty_canvas = !0);
    b && (this.dirty_bgcanvas = !0);
  };
  d.prototype.getCanvasWindow = function() {
    if (!this.canvas) {
      return window;
    }
    var a = this.canvas.ownerDocument;
    return a.defaultView || a.parentWindow;
  };
  d.prototype.startRendering = function() {
    function a() {
      this.pause_rendering || this.draw();
      var b = this.getCanvasWindow();
      this.is_rendering && b.requestAnimationFrame(a.bind(this));
    }
    this.is_rendering || (this.is_rendering = !0, a.call(this));
  };
  d.prototype.stopRendering = function() {
    this.is_rendering = !1;
  };
  d.prototype.processMouseDown = function(a) {
    if (this.graph) {
      this.adjustMouseEvent(a);
      var b = this.getCanvasWindow();
      d.active_canvas = this;
      this.canvas.removeEventListener("mousemove", this._mousemove_callback);
      b.document.addEventListener("mousemove", this._mousemove_callback, !0);
      b.document.addEventListener("mouseup", this._mouseup_callback, !0);
      var e = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes), c = !1, g = 300 > k.getTime() - this.last_mouseclick;
      this.canvas_mouse[0] = a.canvasX;
      this.canvas_mouse[1] = a.canvasY;
      k.closeAllContextMenus(b);
      if (1 == a.which) {
        a.ctrlKey && (this.dragging_rectangle = new Float32Array(4), this.dragging_rectangle[0] = a.canvasX, this.dragging_rectangle[1] = a.canvasY, this.dragging_rectangle[2] = 1, this.dragging_rectangle[3] = 1, c = !0);
        var l = !1;
        if (e && this.allow_interaction && !c) {
          this.live_mode || e.flags.pinned || this.bringToFront(e);
          if (!this.connecting_node && !e.flags.collapsed && !this.live_mode) {
            if (e.outputs) {
              for (var p = 0, m = e.outputs.length; p < m; ++p) {
                var f = e.outputs[p], x = e.getConnectionPos(!1, p);
                if (t(a.canvasX, a.canvasY, x[0] - 10, x[1] - 5, 20, 10)) {
                  this.connecting_node = e;
                  this.connecting_output = f;
                  this.connecting_pos = e.getConnectionPos(!1, p);
                  this.connecting_slot = p;
                  if (g) {
                    if (e.onOutputDblClick) {
                      e.onOutputDblClick(p, a);
                    }
                  } else {
                    if (e.onOutputClick) {
                      e.onOutputClick(p, a);
                    }
                  }
                  c = !0;
                  break;
                }
              }
            }
            if (e.inputs) {
              for (p = 0, m = e.inputs.length; p < m; ++p) {
                if (f = e.inputs[p], x = e.getConnectionPos(!0, p), t(a.canvasX, a.canvasY, x[0] - 10, x[1] - 5, 20, 10)) {
                  if (g) {
                    if (e.onInputDblClick) {
                      e.onInputDblClick(p, a);
                    }
                  } else {
                    if (e.onInputClick) {
                      e.onInputClick(p, a);
                    }
                  }
                  null !== f.link && (e.disconnectInput(p), c = this.dirty_bgcanvas = !0);
                }
              }
            }
            !c && !1 !== e.flags.resizable && t(a.canvasX, a.canvasY, e.pos[0] + e.size[0] - 5, e.pos[1] + e.size[1] - 5, 5, 5) && (this.resizing_node = e, this.canvas.style.cursor = "se-resize", c = !0);
          }
          !c && t(a.canvasX, a.canvasY, e.pos[0], e.pos[1] - k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT) && (e.collapse(), c = !0);
          if (!c) {
            p = !1;
            if (m = this.processNodeWidgets(e, this.canvas_mouse, a)) {
              p = !0, this.node_widget = [e, m];
            }
            if (g && this.selected_nodes[e.id]) {
              if (e.onDblClick) {
                e.onDblClick(a);
              }
              this.processNodeDblClicked(e);
              p = !0;
            }
            e.onMouseDown && e.onMouseDown(a, [a.canvasX - e.pos[0], a.canvasY - e.pos[1]]) ? p = !0 : this.live_mode && (p = l = !0);
            p || (this.allow_dragnodes && (this.node_dragged = e), this.selected_nodes[e.id] || this.processNodeSelected(e, a));
            this.dirty_canvas = !0;
          }
        } else {
          this.selected_group = this.graph.getGroupOnPos(a.canvasX, a.canvasY), this.selected_group_resizing = !1, this.selected_group && (a.ctrlKey && (this.dragging_rectangle = null), 10 > q([a.canvasX, a.canvasY], [this.selected_group.pos[0] + this.selected_group.size[0], this.selected_group.pos[1] + this.selected_group.size[1]]) * this.scale ? this.selected_group_resizing = !0 : this.selected_group.recomputeInsideNodes()), g && this.showSearchBox(a), l = !0;
        }
        !c && l && this.allow_dragcanvas && (this.dragging_canvas = !0);
      } else {
        2 != a.which && 3 == a.which && this.processContextMenu(e, a);
      }
      this.last_mouse[0] = a.localX;
      this.last_mouse[1] = a.localY;
      this.last_mouseclick = k.getTime();
      this.graph.change();
      (!b.document.activeElement || "input" != b.document.activeElement.nodeName.toLowerCase() && "textarea" != b.document.activeElement.nodeName.toLowerCase()) && a.preventDefault();
      a.stopPropagation();
      if (this.onMouseDown) {
        this.onMouseDown(a);
      }
      return !1;
    }
  };
  d.prototype.processMouseMove = function(a) {
    this.autoresize && this.resize();
    if (this.graph) {
      d.active_canvas = this;
      this.adjustMouseEvent(a);
      var b = [a.localX, a.localY], e = [b[0] - this.last_mouse[0], b[1] - this.last_mouse[1]];
      this.last_mouse = b;
      this.canvas_mouse[0] = a.canvasX;
      this.canvas_mouse[1] = a.canvasY;
      this.node_widget && (this.processNodeWidgets(this.node_widget[0], this.canvas_mouse, a, this.node_widget[1]), this.dirty_canvas = !0);
      if (this.dragging_rectangle) {
        this.dragging_rectangle[2] = a.canvasX - this.dragging_rectangle[0], this.dragging_rectangle[3] = a.canvasY - this.dragging_rectangle[1], this.dirty_canvas = !0;
      } else {
        if (this.selected_group) {
          this.selected_group_resizing ? this.selected_group.size = [a.canvasX - this.selected_group.pos[0], a.canvasY - this.selected_group.pos[1]] : (this.selected_group.move(e[0] / this.scale, e[1] / this.scale, a.ctrlKey), this.selected_group._nodes.length && (this.dirty_canvas = !0)), this.dirty_bgcanvas = !0;
        } else {
          if (this.dragging_canvas) {
            this.offset[0] += e[0] / this.scale, this.offset[1] += e[1] / this.scale, this.dirty_bgcanvas = this.dirty_canvas = !0;
          } else {
            if (this.allow_interaction) {
              this.connecting_node && (this.dirty_canvas = !0);
              var c = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes);
              b = 0;
              for (var g = this.graph._nodes.length; b < g; ++b) {
                if (this.graph._nodes[b].mouseOver && c != this.graph._nodes[b]) {
                  this.graph._nodes[b].mouseOver = !1;
                  if (this.node_over && this.node_over.onMouseLeave) {
                    this.node_over.onMouseLeave(a);
                  }
                  this.node_over = null;
                  this.dirty_canvas = !0;
                }
              }
              if (c) {
                if (!c.mouseOver && (c.mouseOver = !0, this.node_over = c, this.dirty_canvas = !0, c.onMouseEnter)) {
                  c.onMouseEnter(a);
                }
                if (c.onMouseMove) {
                  c.onMouseMove(a);
                }
                if (this.connecting_node && (g = this._highlight_input || [0, 0], !this.isOverNodeBox(c, a.canvasX, a.canvasY))) {
                  var l = this.isOverNodeInput(c, a.canvasX, a.canvasY, g);
                  -1 != l && c.inputs[l] ? k.isValidConnection(this.connecting_output.type, c.inputs[l].type) && (this._highlight_input = g) : this._highlight_input = null;
                }
                this.canvas && (t(a.canvasX, a.canvasY, c.pos[0] + c.size[0] - 5, c.pos[1] + c.size[1] - 5, 5, 5) ? this.canvas.style.cursor = "se-resize" : this.canvas.style.cursor = null);
              } else {
                this.canvas && (this.canvas.style.cursor = null);
              }
              if (this.node_capturing_input && this.node_capturing_input != c && this.node_capturing_input.onMouseMove) {
                this.node_capturing_input.onMouseMove(a);
              }
              if (this.node_dragged && !this.live_mode) {
                for (b in this.selected_nodes) {
                  c = this.selected_nodes[b], c.pos[0] += e[0] / this.scale, c.pos[1] += e[1] / this.scale;
                }
                this.dirty_bgcanvas = this.dirty_canvas = !0;
              }
              this.resizing_node && !this.live_mode && (this.resizing_node.size[0] = a.canvasX - this.resizing_node.pos[0], this.resizing_node.size[1] = a.canvasY - this.resizing_node.pos[1], e = Math.max(this.resizing_node.inputs ? this.resizing_node.inputs.length : 0, this.resizing_node.outputs ? this.resizing_node.outputs.length : 0) * k.NODE_SLOT_HEIGHT + (this.resizing_node.widgets ? this.resizing_node.widgets.length : 0) * (k.NODE_WIDGET_HEIGHT + 4) + 4, this.resizing_node.size[1] < e && (this.resizing_node.size[1] = 
              e), this.resizing_node.size[0] < k.NODE_MIN_WIDTH && (this.resizing_node.size[0] = k.NODE_MIN_WIDTH), this.canvas.style.cursor = "se-resize", this.dirty_bgcanvas = this.dirty_canvas = !0);
            }
          }
        }
      }
      a.preventDefault();
      return !1;
    }
  };
  d.prototype.processMouseUp = function(a) {
    if (this.graph) {
      var b = this.getCanvasWindow().document;
      d.active_canvas = this;
      b.removeEventListener("mousemove", this._mousemove_callback, !0);
      this.canvas.addEventListener("mousemove", this._mousemove_callback, !0);
      b.removeEventListener("mouseup", this._mouseup_callback, !0);
      this.adjustMouseEvent(a);
      b = k.getTime();
      a.click_time = b - this.last_mouseclick;
      if (1 == a.which) {
        if (this.selected_group = this.node_widget = null, this.selected_group_resizing = !1, this.dragging_rectangle) {
          if (this.graph) {
            var c = this.graph._nodes, m = new Float32Array(4);
            this.deselectAllNodes();
            0 > this.dragging_rectangle[2] && (this.dragging_rectangle[0] += this.dragging_rectangle[2]);
            0 > this.dragging_rectangle[3] && (this.dragging_rectangle[1] += this.dragging_rectangle[3]);
            this.dragging_rectangle[2] = Math.abs(this.dragging_rectangle[2] * this.scale);
            this.dragging_rectangle[3] = Math.abs(this.dragging_rectangle[3] * this.scale);
            for (var g = 0; g < c.length; ++g) {
              b = c[g], b.getBounding(m), v(this.dragging_rectangle, m) && this.selectNode(b, !0);
            }
          }
          this.dragging_rectangle = null;
        } else {
          if (this.connecting_node) {
            this.dirty_bgcanvas = this.dirty_canvas = !0;
            if (b = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes)) {
              this.connecting_output.type == k.EVENT && this.isOverNodeBox(b, a.canvasX, a.canvasY) ? this.connecting_node.connect(this.connecting_slot, b, k.EVENT) : (c = this.isOverNodeInput(b, a.canvasX, a.canvasY), -1 != c ? this.connecting_node.connect(this.connecting_slot, b, c) : (c = b.getInputInfo(0), this.connecting_output.type == k.EVENT ? this.connecting_node.connect(this.connecting_slot, b, k.EVENT) : c && !c.link && k.isValidConnection(c.type && this.connecting_output.type) && this.connecting_node.connect(this.connecting_slot, 
              b, 0)));
            }
            this.connecting_node = this.connecting_pos = this.connecting_output = null;
            this.connecting_slot = -1;
          } else {
            if (this.resizing_node) {
              this.dirty_bgcanvas = this.dirty_canvas = !0, this.resizing_node = null;
            } else {
              if (this.node_dragged) {
                this.dirty_bgcanvas = this.dirty_canvas = !0, this.node_dragged.pos[0] = Math.round(this.node_dragged.pos[0]), this.node_dragged.pos[1] = Math.round(this.node_dragged.pos[1]), this.graph.config.align_to_grid && this.node_dragged.alignToGrid(), this.node_dragged = null;
              } else {
                b = this.graph.getNodeOnPos(a.canvasX, a.canvasY, this.visible_nodes);
                !b && 300 > a.click_time && this.deselectAllNodes();
                this.dirty_canvas = !0;
                this.dragging_canvas = !1;
                if (this.node_over && this.node_over.onMouseUp) {
                  this.node_over.onMouseUp(a, [a.canvasX - this.node_over.pos[0], a.canvasY - this.node_over.pos[1]]);
                }
                if (this.node_capturing_input && this.node_capturing_input.onMouseUp) {
                  this.node_capturing_input.onMouseUp(a, [a.canvasX - this.node_capturing_input.pos[0], a.canvasY - this.node_capturing_input.pos[1]]);
                }
              }
            }
          }
        }
      } else {
        2 == a.which ? (this.dirty_canvas = !0, this.dragging_canvas = !1) : 3 == a.which && (this.dirty_canvas = !0, this.dragging_canvas = !1);
      }
      this.graph.change();
      a.stopPropagation();
      a.preventDefault();
      return !1;
    }
  };
  d.prototype.processMouseWheel = function(a) {
    if (this.graph && this.allow_dragcanvas) {
      var b = null != a.wheelDeltaY ? a.wheelDeltaY : -60 * a.detail;
      this.adjustMouseEvent(a);
      var c = this.scale;
      0 < b ? c *= 1.1 : 0 > b && (c *= 1 / 1.1);
      this.setZoom(c, [a.localX, a.localY]);
      this.graph.change();
      a.preventDefault();
      return !1;
    }
  };
  d.prototype.isOverNodeBox = function(a, b, c) {
    var e = k.NODE_TITLE_HEIGHT;
    return t(b, c, a.pos[0] + 2, a.pos[1] + 2 - e, e - 4, e - 4) ? !0 : !1;
  };
  d.prototype.isOverNodeInput = function(a, b, c, d) {
    if (a.inputs) {
      for (var e = 0, l = a.inputs.length; e < l; ++e) {
        var p = a.getConnectionPos(!0, e);
        if (t(b, c, p[0] - 10, p[1] - 5, 20, 10)) {
          return d && (d[0] = p[0], d[1] = p[1]), e;
        }
      }
    }
    return -1;
  };
  d.prototype.processKey = function(a) {
    if (this.graph) {
      var b = !1;
      if ("input" != a.target.localName) {
        if ("keydown" == a.type) {
          32 == a.keyCode && (b = this.dragging_canvas = !0);
          65 == a.keyCode && a.ctrlKey && (this.selectNodes(), b = !0);
          "KeyC" == a.code && (a.metaKey || a.ctrlKey) && !a.shiftKey && this.selected_nodes && (this.copyToClipboard(), b = !0);
          "KeyV" != a.code || !a.metaKey && !a.ctrlKey || a.shiftKey || this.pasteFromClipboard();
          if (46 == a.keyCode || 8 == a.keyCode) {
            this.deleteSelectedNodes(), b = !0;
          }
          if (this.selected_nodes) {
            for (var c in this.selected_nodes) {
              if (this.selected_nodes[c].onKeyDown) {
                this.selected_nodes[c].onKeyDown(a);
              }
            }
          }
        } else {
          if ("keyup" == a.type && (32 == a.keyCode && (this.dragging_canvas = !1), this.selected_nodes)) {
            for (c in this.selected_nodes) {
              if (this.selected_nodes[c].onKeyUp) {
                this.selected_nodes[c].onKeyUp(a);
              }
            }
          }
        }
        this.graph.change();
        if (b) {
          return a.preventDefault(), !1;
        }
      }
    }
  };
  d.prototype.copyToClipboard = function() {
    var a = {nodes:[], links:[]}, b = 0, c = [], d;
    for (d in this.selected_nodes) {
      var g = this.selected_nodes[d];
      g._relative_id = b;
      c.push(g);
      b += 1;
    }
    for (d = 0; d < c.length; ++d) {
      if (g = c[d], a.nodes.push(g.clone().serialize()), g.inputs && g.inputs.length) {
        for (b = 0; b < g.inputs.length; ++b) {
          var l = g.inputs[b];
          if (l && null != l.link && (l = this.graph.links[l.link])) {
            var p = this.graph.getNodeById(l.origin_id);
            p && this.selected_nodes[p.id] && a.links.push([p._relative_id, b, g._relative_id, l.target_slot]);
          }
        }
      }
    }
    localStorage.setItem("litegrapheditor_clipboard", JSON.stringify(a));
  };
  d.prototype.pasteFromClipboard = function() {
    var a = localStorage.getItem("litegrapheditor_clipboard");
    if (a) {
      a = JSON.parse(a);
      for (var b = [], c = 0; c < a.nodes.length; ++c) {
        var d = a.nodes[c], g = k.createNode(d.type);
        g && (g.configure(d), g.pos[0] += 5, g.pos[1] += 5, this.graph.add(g), b.push(g));
      }
      for (c = 0; c < a.links.length; ++c) {
        d = a.links[c], b[d[0]].connect(d[1], b[d[2]], d[3]);
      }
      this.selectNodes(b);
    }
  };
  d.prototype.processDrop = function(a) {
    a.preventDefault();
    this.adjustMouseEvent(a);
    var b = [a.canvasX, a.canvasY], c = this.graph.getNodeOnPos(b[0], b[1]);
    if (c) {
      if ((c.onDropFile || c.onDropData) && (b = a.dataTransfer.files) && b.length) {
        for (var k = 0; k < b.length; k++) {
          var g = a.dataTransfer.files[0], l = g.name;
          d.getFileExtension(l);
          if (c.onDropFile) {
            c.onDropFile(g);
          }
          if (c.onDropData) {
            var p = new FileReader;
            p.onload = function(a) {
              c.onDropData(a.target.result, l, g);
            };
            var m = g.type.split("/")[0];
            "text" == m || "" == m ? p.readAsText(g) : "image" == m ? p.readAsDataURL(g) : p.readAsArrayBuffer(g);
          }
        }
      }
      return c.onDropItem && c.onDropItem(event) ? !0 : this.onDropItem ? this.onDropItem(event) : !1;
    }
    b = null;
    this.onDropItem && (b = this.onDropItem(event));
    b || this.checkDropItem(a);
  };
  d.prototype.checkDropItem = function(a) {
    if (a.dataTransfer.files.length) {
      var b = a.dataTransfer.files[0], c = d.getFileExtension(b.name).toLowerCase();
      if (c = k.node_types_by_file_extension[c]) {
        if (c = k.createNode(c.type), c.pos = [a.canvasX, a.canvasY], this.graph.add(c), c.onDropFile) {
          c.onDropFile(b);
        }
      }
    }
  };
  d.prototype.processNodeDblClicked = function(a) {
    if (this.onShowNodePanel) {
      this.onShowNodePanel(a);
    }
    if (this.onNodeDblClicked) {
      this.onNodeDblClicked(a);
    }
    this.setDirty(!0);
  };
  d.prototype.processNodeSelected = function(a, b) {
    this.selectNode(a, b && b.shiftKey);
    if (this.onNodeSelected) {
      this.onNodeSelected(a);
    }
  };
  d.prototype.processNodeDeselected = function(a) {
    this.deselectNode(a);
    if (this.onNodeDeselected) {
      this.onNodeDeselected(a);
    }
  };
  d.prototype.selectNode = function(a, b) {
    null == a ? this.deselectAllNodes() : this.selectNodes([a], b);
  };
  d.prototype.selectNodes = function(a, b) {
    b || this.deselectAllNodes();
    a = a || this.graph._nodes;
    for (b = 0; b < a.length; ++b) {
      var c = a[b];
      if (!c.selected) {
        if (!c.selected && c.onSelected) {
          c.onSelected();
        }
        c.selected = !0;
        this.selected_nodes[c.id] = c;
        if (c.inputs) {
          for (var d = 0; d < c.inputs.length; ++d) {
            this.highlighted_links[c.inputs[d].link] = !0;
          }
        }
        if (c.outputs) {
          for (d = 0; d < c.outputs.length; ++d) {
            var g = c.outputs[d];
            if (g.links) {
              for (var l = 0; l < g.links.length; ++l) {
                this.highlighted_links[g.links[l]] = !0;
              }
            }
          }
        }
      }
    }
    this.setDirty(!0);
  };
  d.prototype.deselectNode = function(a) {
    if (a.selected) {
      if (a.onDeselected) {
        a.onDeselected();
      }
      a.selected = !1;
      if (a.inputs) {
        for (var b = 0; b < a.inputs.length; ++b) {
          delete this.highlighted_links[a.inputs[b].link];
        }
      }
      if (a.outputs) {
        for (b = 0; b < a.outputs.length; ++b) {
          var c = a.outputs[b];
          if (c.links) {
            for (var d = 0; d < c.links.length; ++d) {
              delete this.highlighted_links[c.links[d]];
            }
          }
        }
      }
    }
  };
  d.prototype.deselectAllNodes = function() {
    if (this.graph) {
      for (var a = this.graph._nodes, b = 0, c = a.length; b < c; ++b) {
        var d = a[b];
        if (d.selected) {
          if (d.onDeselected) {
            d.onDeselected();
          }
          d.selected = !1;
        }
      }
      this.selected_nodes = {};
      this.highlighted_links = {};
      this.setDirty(!0);
    }
  };
  d.prototype.deleteSelectedNodes = function() {
    for (var a in this.selected_nodes) {
      this.graph.remove(this.selected_nodes[a]);
    }
    this.selected_nodes = {};
    this.highlighted_links = {};
    this.setDirty(!0);
  };
  d.prototype.centerOnNode = function(a) {
    this.offset[0] = -a.pos[0] - 0.5 * a.size[0] + 0.5 * this.canvas.width / this.scale;
    this.offset[1] = -a.pos[1] - 0.5 * a.size[1] + 0.5 * this.canvas.height / this.scale;
    this.setDirty(!0, !0);
  };
  d.prototype.adjustMouseEvent = function(a) {
    if (this.canvas) {
      var b = this.canvas.getBoundingClientRect();
      a.localX = a.pageX - b.left;
      a.localY = a.pageY - b.top;
    } else {
      a.localX = a.pageX, a.localY = a.pageY;
    }
    a.deltaX = a.localX - this.last_mouse_position[0];
    a.deltaY = a.localY - this.last_mouse_position[1];
    this.last_mouse_position[0] = a.localX;
    this.last_mouse_position[1] = a.localY;
    a.canvasX = a.localX / this.scale - this.offset[0];
    a.canvasY = a.localY / this.scale - this.offset[1];
  };
  d.prototype.setZoom = function(a, b) {
    !b && this.canvas && (b = [0.5 * this.canvas.width, 0.5 * this.canvas.height]);
    var c = this.convertOffsetToCanvas(b);
    this.scale = a;
    this.scale > this.max_zoom ? this.scale = this.max_zoom : this.scale < this.min_zoom && (this.scale = this.min_zoom);
    a = this.convertOffsetToCanvas(b);
    c = [a[0] - c[0], a[1] - c[1]];
    this.offset[0] += c[0];
    this.offset[1] += c[1];
    this.dirty_bgcanvas = this.dirty_canvas = !0;
  };
  d.prototype.convertOffsetToCanvas = function(a, b) {
    b = b || [];
    b[0] = a[0] / this.scale - this.offset[0];
    b[1] = a[1] / this.scale - this.offset[1];
    return b;
  };
  d.prototype.convertCanvasToOffset = function(a, b) {
    b = b || [];
    b[0] = (a[0] + this.offset[0]) * this.scale;
    b[1] = (a[1] + this.offset[1]) * this.scale;
    return b;
  };
  d.prototype.convertEventToCanvas = function(a) {
    var b = this.canvas.getBoundingClientRect();
    return this.convertOffsetToCanvas([a.pageX - b.left, a.pageY - b.top]);
  };
  d.prototype.bringToFront = function(a) {
    var b = this.graph._nodes.indexOf(a);
    -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.push(a));
  };
  d.prototype.sendToBack = function(a) {
    var b = this.graph._nodes.indexOf(a);
    -1 != b && (this.graph._nodes.splice(b, 1), this.graph._nodes.unshift(a));
  };
  var m = new Float32Array(4);
  d.prototype.computeVisibleNodes = function(a, b) {
    b = b || [];
    b.length = 0;
    a = a || this.graph._nodes;
    for (var c = 0, d = a.length; c < d; ++c) {
      var g = a[c];
      (!this.live_mode || g.onDrawBackground || g.onDrawForeground) && v(this.visible_area, g.getBounding(m)) && b.push(g);
    }
    return b;
  };
  d.prototype.draw = function(a, b) {
    if (this.canvas) {
      var c = k.getTime();
      this.render_time = 0.001 * (c - this.last_draw_time);
      this.last_draw_time = c;
      if (this.graph) {
        var d = [-this.offset[0], -this.offset[1]], g = [d[0] + this.canvas.width / this.scale, d[1] + this.canvas.height / this.scale];
        this.visible_area = new Float32Array([d[0], d[1], g[0] - d[0], g[1] - d[1]]);
      }
      (this.dirty_bgcanvas || b || this.always_render_background || this.graph && this.graph._last_trigger_time && 1000 > c - this.graph._last_trigger_time) && this.drawBackCanvas();
      (this.dirty_canvas || a) && this.drawFrontCanvas();
      this.fps = this.render_time ? 1.0 / this.render_time : 0;
      this.frame += 1;
    }
  };
  d.prototype.drawFrontCanvas = function() {
    this.dirty_canvas = !1;
    this.ctx || (this.ctx = this.bgcanvas.getContext("2d"));
    var a = this.ctx;
    if (a) {
      a.start2D && a.start2D();
      var b = this.canvas;
      a.restore();
      a.setTransform(1, 0, 0, 1, 0, 0);
      this.dirty_area && (a.save(), a.beginPath(), a.rect(this.dirty_area[0], this.dirty_area[1], this.dirty_area[2], this.dirty_area[3]), a.clip());
      this.clear_background && a.clearRect(0, 0, b.width, b.height);
      this.bgcanvas == this.canvas ? this.drawBackCanvas() : a.drawImage(this.bgcanvas, 0, 0);
      if (this.onRender) {
        this.onRender(b, a);
      }
      this.show_info && this.renderInfo(a);
      if (this.graph) {
        a.save();
        a.scale(this.scale, this.scale);
        a.translate(this.offset[0], this.offset[1]);
        b = this.computeVisibleNodes(null, this.visible_nodes);
        for (var c = 0; c < b.length; ++c) {
          var d = b[c];
          a.save();
          a.translate(d.pos[0], d.pos[1]);
          this.drawNode(d, a);
          a.restore();
        }
        this.render_execution_order && this.drawExecutionOrder(a);
        this.graph.config.links_ontop && (this.live_mode || this.drawConnections(a));
        if (null != this.connecting_pos) {
          a.lineWidth = this.connections_width;
          switch(this.connecting_output.type) {
            case k.EVENT:
              b = k.EVENT_LINK_COLOR;
              break;
            default:
              b = k.CONNECTING_LINK_COLOR;
          }
          this.renderLink(a, this.connecting_pos, [this.canvas_mouse[0], this.canvas_mouse[1]], null, !1, null, b, this.connecting_output.dir || (this.connecting_node.flags.horizontal ? k.DOWN : k.RIGHT), k.CENTER);
          a.beginPath();
          this.connecting_output.type === k.EVENT || this.connecting_output.shape === k.BOX_SHAPE ? a.rect(this.connecting_pos[0] - 6 + 0.5, this.connecting_pos[1] - 5 + 0.5, 14, 10) : a.arc(this.connecting_pos[0], this.connecting_pos[1], 4, 0, 2 * Math.PI);
          a.fill();
          a.fillStyle = "#ffcc00";
          this._highlight_input && (a.beginPath(), a.arc(this._highlight_input[0], this._highlight_input[1], 6, 0, 2 * Math.PI), a.fill());
        }
        this.dragging_rectangle && (a.strokeStyle = "#FFF", a.strokeRect(this.dragging_rectangle[0], this.dragging_rectangle[1], this.dragging_rectangle[2], this.dragging_rectangle[3]));
        a.restore();
      }
      this.dirty_area && a.restore();
      a.finish2D && a.finish2D();
    }
  };
  d.prototype.renderInfo = function(a, b, c) {
    b = b || 0;
    c = c || 0;
    a.save();
    a.translate(b, c);
    a.font = "10px Arial";
    a.fillStyle = "#888";
    this.graph ? (a.fillText("T: " + this.graph.globaltime.toFixed(2) + "s", 5, 13), a.fillText("I: " + this.graph.iteration, 5, 26), a.fillText("V: " + this.graph._version, 5, 39), a.fillText("FPS:" + this.fps.toFixed(2), 5, 52)) : a.fillText("No graph selected", 5, 13);
    a.restore();
  };
  d.prototype.drawBackCanvas = function() {
    var a = this.bgcanvas;
    if (a.width != this.canvas.width || a.height != this.canvas.height) {
      a.width = this.canvas.width, a.height = this.canvas.height;
    }
    this.bgctx || (this.bgctx = this.bgcanvas.getContext("2d"));
    var b = this.bgctx;
    b.start && b.start();
    this.clear_background && b.clearRect(0, 0, a.width, a.height);
    this._graph_stack && this._graph_stack.length && (b.strokeStyle = this._graph_stack[this._graph_stack.length - 1].bgcolor, b.lineWidth = 10, b.strokeRect(1, 1, a.width - 2, a.height - 2), b.lineWidth = 1);
    var c = !1;
    this.onRenderBackground && (c = this.onRenderBackground(a, b));
    b.restore();
    b.setTransform(1, 0, 0, 1, 0, 0);
    if (this.graph) {
      b.save();
      b.scale(this.scale, this.scale);
      b.translate(this.offset[0], this.offset[1]);
      if (this.background_image && 0.5 < this.scale && !c) {
        b.globalAlpha = this.zoom_modify_alpha ? (1.0 - 0.5 / this.scale) * this.editor_alpha : this.editor_alpha;
        b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !1;
        if (!this._bg_img || this._bg_img.name != this.background_image) {
          this._bg_img = new Image;
          this._bg_img.name = this.background_image;
          this._bg_img.src = this.background_image;
          var d = this;
          this._bg_img.onload = function() {
            d.draw(!0, !0);
          };
        }
        c = null;
        null == this._pattern && 0 < this._bg_img.width ? (c = b.createPattern(this._bg_img, "repeat"), this._pattern_img = this._bg_img, this._pattern = c) : c = this._pattern;
        c && (b.fillStyle = c, b.fillRect(this.visible_area[0], this.visible_area[1], this.visible_area[2], this.visible_area[3]), b.fillStyle = "transparent");
        b.globalAlpha = 1.0;
        b.imageSmoothingEnabled = b.mozImageSmoothingEnabled = b.imageSmoothingEnabled = !0;
      }
      this.graph._groups.length && !this.live_mode && this.drawGroups(a, b);
      if (this.onBackgroundRender) {
        this.onBackgroundRender(a, b);
      }
      this.render_canvas_border && (b.strokeStyle = "#235", b.strokeRect(0, 0, a.width, a.height));
      this.render_connections_shadows ? (b.shadowColor = "#000", b.shadowOffsetX = 0, b.shadowOffsetY = 0, b.shadowBlur = 6) : b.shadowColor = "rgba(0,0,0,0)";
      this.live_mode || this.drawConnections(b);
      b.shadowColor = "rgba(0,0,0,0)";
      b.restore();
    }
    b.finish && b.finish();
    this.dirty_bgcanvas = !1;
    this.dirty_canvas = !0;
  };
  var c = new Float32Array(2);
  d.prototype.drawNode = function(a, b) {
    this.current_node = a;
    var e = a.color || a.constructor.color || k.NODE_DEFAULT_COLOR, d = a.bgcolor || a.constructor.bgcolor || k.NODE_DEFAULT_BGCOLOR;
    if (this.live_mode) {
      if (!a.flags.collapsed && (b.shadowColor = "transparent", a.onDrawForeground)) {
        a.onDrawForeground(b, this);
      }
    } else {
      var g = this.editor_alpha;
      b.globalAlpha = g;
      this.render_shadows ? (b.shadowColor = k.DEFAULT_SHADOW_COLOR, b.shadowOffsetX = 2 * this.scale, b.shadowOffsetY = 2 * this.scale, b.shadowBlur = 3 * this.scale) : b.shadowColor = "transparent";
      if (!a.flags.collapsed || !a.onDrawCollaped || 1 != a.onDrawCollapsed(b, this)) {
        var l = a._shape || k.BOX_SHAPE;
        c.set(a.size);
        if (a.flags.collapsed) {
          b.font = this.inner_text_font;
          var p = a.getTitle ? a.getTitle() : a.title;
          a._collapsed_width = Math.min(a.size[0], b.measureText(p).width + 40);
          c[0] = a._collapsed_width;
          c[1] = 0;
        }
        a.flags.clip_area && (b.save(), b.beginPath(), l == k.BOX_SHAPE ? b.rect(0, 0, c[0], c[1]) : l == k.ROUND_SHAPE ? b.roundRect(0, 0, c[0], c[1], 10) : l == k.CIRCLE_SHAPE && b.arc(0.5 * c[0], 0.5 * c[1], 0.5 * c[0], 0, 2 * Math.PI), b.clip());
        this.drawNodeShape(a, b, c, e, d, a.selected, a.mouseOver);
        b.shadowColor = "transparent";
        b.textAlign = a.flags.horizontal ? "center" : "left";
        b.font = this.inner_text_font;
        e = 0.6 < this.scale;
        d = this.connecting_output;
        b.lineWidth = 1;
        l = 0;
        if (a.flags.collapsed) {
          if (a.inputs) {
            for (p = 0; p < a.inputs.length; p++) {
              if (m = a.inputs[p], null != m.link) {
                b.fillStyle = m.color_on || this.default_connection_color.input_on;
                b.beginPath();
                m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(0.5, 4 - k.NODE_TITLE_HEIGHT + 0.5, 14, k.NODE_TITLE_HEIGHT - 8) : m.shape === k.ARROW_SHAPE ? (b.moveTo(8, -0.5 * k.NODE_TITLE_HEIGHT), b.lineTo(-4, -0.8 * k.NODE_TITLE_HEIGHT), b.lineTo(-4, -0.2 * k.NODE_TITLE_HEIGHT), b.closePath()) : b.arc(0, -0.5 * k.NODE_TITLE_HEIGHT, 4, 0, 2 * Math.PI);
                b.fill();
                break;
              }
            }
          }
          if (a.outputs) {
            for (p = 0; p < a.outputs.length; p++) {
              m = a.outputs[p], m.links && m.links.length && (b.fillStyle = m.color_on || this.default_connection_color.output_on, b.strokeStyle = "black", b.beginPath(), m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(a._collapsed_width - 4 + 0.5, 4 - k.NODE_TITLE_HEIGHT + 0.5, 14, k.NODE_TITLE_HEIGHT - 8) : m.shape === k.ARROW_SHAPE ? (b.moveTo(a._collapsed_width + 6, -0.5 * k.NODE_TITLE_HEIGHT), b.lineTo(a._collapsed_width - 6, -0.8 * k.NODE_TITLE_HEIGHT), b.lineTo(a._collapsed_width - 
              6, -0.2 * k.NODE_TITLE_HEIGHT), b.closePath()) : b.arc(a._collapsed_width, -0.5 * k.NODE_TITLE_HEIGHT, 4, 0, 2 * Math.PI), b.fill(), b.stroke());
            }
          }
        } else {
          if (a.inputs) {
            for (p = 0; p < a.inputs.length; p++) {
              var m = a.inputs[p];
              b.globalAlpha = g;
              this.connecting_node && k.isValidConnection(m.type && d.type) && (b.globalAlpha = 0.4 * g);
              b.fillStyle = null != m.link ? m.color_on || this.default_connection_color.input_on : m.color_off || this.default_connection_color.input_off;
              var f = a.getConnectionPos(!0, p);
              f[0] -= a.pos[0];
              f[1] -= a.pos[1];
              l < f[1] + 0.5 * k.NODE_SLOT_HEIGHT && (l = f[1] + 0.5 * k.NODE_SLOT_HEIGHT);
              b.beginPath();
              m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(f[0] - 6 + 0.5, f[1] - 5 + 0.5, 14, 10) : m.shape === k.ARROW_SHAPE ? (b.moveTo(f[0] + 8, f[1] + 0.5), b.lineTo(f[0] - 4, f[1] + 6 + 0.5), b.lineTo(f[0] - 4, f[1] - 6 + 0.5), b.closePath()) : b.arc(f[0], f[1], 4, 0, 2 * Math.PI);
              b.fill();
              if (e) {
                var x = null != m.label ? m.label : m.name;
                x && (b.fillStyle = k.NODE_TEXT_COLOR, a.flags.horizontal || m.dir == k.UP ? b.fillText(x, f[0], f[1] - 10) : b.fillText(x, f[0] + 10, f[1] + 5));
              }
            }
          }
          this.connecting_node && (b.globalAlpha = 0.4 * g);
          b.textAlign = a.flags.horizontal ? "center" : "right";
          b.strokeStyle = "black";
          if (a.outputs) {
            for (p = 0; p < a.outputs.length; p++) {
              if (m = a.outputs[p], f = a.getConnectionPos(!1, p), f[0] -= a.pos[0], f[1] -= a.pos[1], l < f[1] + 0.5 * k.NODE_SLOT_HEIGHT && (l = f[1] + 0.5 * k.NODE_SLOT_HEIGHT), b.fillStyle = m.links && m.links.length ? m.color_on || this.default_connection_color.output_on : m.color_off || this.default_connection_color.output_off, b.beginPath(), m.type === k.EVENT || m.shape === k.BOX_SHAPE ? b.rect(f[0] - 6 + 0.5, f[1] - 5 + 0.5, 14, 10) : m.shape === k.ARROW_SHAPE ? (b.moveTo(f[0] + 8, f[1] + 
              0.5), b.lineTo(f[0] - 4, f[1] + 6 + 0.5), b.lineTo(f[0] - 4, f[1] - 6 + 0.5), b.closePath()) : b.arc(f[0], f[1], 4, 0, 2 * Math.PI), b.fill(), b.stroke(), e && (x = null != m.label ? m.label : m.name)) {
                b.fillStyle = k.NODE_TEXT_COLOR, a.flags.horizontal || m.dir == k.DOWN ? b.fillText(x, f[0], f[1] - 8) : b.fillText(x, f[0] - 10, f[1] + 5);
              }
            }
          }
          b.textAlign = "left";
          b.globalAlpha = 1;
          if (a.widgets) {
            if (a.flags.horizontal || a.flags.widgets_up) {
              l = 2;
            }
            this.drawNodeWidgets(a, l, b, this.node_widget && this.node_widget[0] == a ? this.node_widget[1] : null);
          }
          a.onDrawForeground && (a.gui_rects && (a.gui_rects.length = 0), a.onDrawForeground(b, this));
        }
        a.flags.clip_area && b.restore();
        b.globalAlpha = 1.0;
      }
    }
  };
  d.prototype.drawNodeShape = function(a, b, c, m, g, l, p) {
    b.strokeStyle = m;
    b.fillStyle = g;
    g = k.NODE_TITLE_HEIGHT;
    var e = a._shape || a.constructor.shape || k.BOX_SHAPE, f = a.constructor.title_mode, x = !0;
    f == k.TRANSPARENT_TITLE ? x = !1 : f == k.AUTOHIDE_TITLE && p && (x = !0);
    p = x ? -g : 0;
    var n = c[0] + 1, h = x ? c[1] + g : c[1];
    a.flags.collapsed || (e == k.BOX_SHAPE || 0.5 > this.scale ? (b.beginPath(), b.rect(0, p, n, h), b.fill()) : e == k.ROUND_SHAPE || e == k.CARD_SHAPE ? (b.beginPath(), b.roundRect(0, p, n, h, this.round_radius, e == k.CARD_SHAPE ? 0 : this.round_radius), b.fill()) : e == k.CIRCLE_SHAPE && (b.beginPath(), b.arc(0.5 * c[0], 0.5 * c[1], 0.5 * c[0], 0, 2 * Math.PI), b.fill()));
    b.shadowColor = "transparent";
    a.bgImage && a.bgImage.width && b.drawImage(a.bgImage, 0.5 * (c[0] - a.bgImage.width), 0.5 * (c[1] - a.bgImage.height));
    a.bgImageUrl && !a.bgImage && (a.bgImage = a.loadImage(a.bgImageUrl));
    a.onDrawBackground && (a.gui_rects && (a.gui_rects.length = 0), a.onDrawBackground(b, this));
    if (x || f == k.TRANSPARENT_TITLE) {
      if (f != k.TRANSPARENT_TITLE) {
        a.flags.collapsed && (b.shadowColor = k.DEFAULT_SHADOW_COLOR);
        if (this.use_gradients) {
          var q = d.gradients[m];
          q || (q = d.gradients[m] = b.createLinearGradient(0, 0, 400, 0), q.addColorStop(0, m), q.addColorStop(1, "#000"));
          b.fillStyle = q;
        } else {
          b.fillStyle = m;
        }
        q = b.globalAlpha;
        b.beginPath();
        if (e == k.BOX_SHAPE || 0.5 > this.scale) {
          b.rect(0, -g, c[0] + 1, g), b.fill();
        } else {
          if (e == k.ROUND_SHAPE || e == k.CARD_SHAPE) {
            b.roundRect(0, -g, c[0] + 1, g, this.round_radius, a.flags.collapsed ? this.round_radius : 0), b.fill();
          }
        }
        b.shadowColor = "transparent";
      }
      e == k.ROUND_SHAPE || e == k.CIRCLE_SHAPE || e == k.CARD_SHAPE ? (0.5 < this.scale && (b.fillStyle = "black", b.beginPath(), b.arc(0.5 * g, -0.5 * g, 0.5 * (g - 8), 0, 2 * Math.PI), b.fill()), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.beginPath(), b.arc(0.5 * g, -0.5 * g, 0.4 * (g - 8), 0, 2 * Math.PI), b.fill()) : (0.5 < this.scale && (b.fillStyle = "black", b.fillRect(4, -g + 4, g - 8, g - 8)), b.fillStyle = a.boxcolor || k.NODE_DEFAULT_BOXCOLOR, b.fillRect(5, -g + 5, g - 10, 
      g - 10));
      b.globalAlpha = q;
      0.5 < this.scale && (b.font = this.title_text_font, q = a.getTitle()) && (b.fillStyle = l ? "white" : a.constructor.title_text_color || this.node_title_color, a.flags.collapsed ? (b.textAlign = "center", x = b.measureText(q), b.fillText(q, g + 0.5 * x.width, 0.2 * -g), b.textAlign = "left") : (b.textAlign = "left", b.fillText(q, g, 0.2 * -g)));
    }
    l && (f == k.TRANSPARENT_TITLE && (p -= g, h += g), b.lineWidth = 1, b.globalAlpha = 0.8, b.beginPath(), e == k.BOX_SHAPE ? b.rect(-6, -6 + p, 12 + n, 12 + h) : e == k.ROUND_SHAPE || e == k.CARD_SHAPE && a.flags.collapsed ? b.roundRect(-6, -6 + p, 12 + n, 12 + h, 2 * this.round_radius) : e == k.CARD_SHAPE ? b.roundRect(-6, -6 + p, 12 + n, 12 + h, 2 * this.round_radius, 2) : e == k.CIRCLE_SHAPE && b.arc(0.5 * c[0], 0.5 * c[1], 0.5 * c[0] + 6, 0, 2 * Math.PI), b.strokeStyle = "#FFF", b.stroke(), 
    b.strokeStyle = m, b.globalAlpha = 1);
  };
  d.prototype.drawConnections = function(a) {
    var b = k.getTime();
    a.lineWidth = this.connections_width;
    a.fillStyle = "#AAA";
    a.strokeStyle = "#AAA";
    a.globalAlpha = this.editor_alpha;
    for (var c = 0, d = this.graph._nodes.length; c < d; ++c) {
      var g = this.graph._nodes[c];
      if (g.inputs && g.inputs.length) {
        for (var l = 0; l < g.inputs.length; ++l) {
          var p = g.inputs[l];
          if (p && null != p.link && (p = this.graph.links[p.link])) {
            var m = this.graph.getNodeById(p.origin_id);
            if (null != m) {
              var f = p.origin_slot;
              var x = -1 == f ? [m.pos[0] + 10, m.pos[1] + 10] : m.getConnectionPos(!1, f);
              var n = g.getConnectionPos(!0, l);
              m = m.outputs[f].dir || (m.flags.horizontal ? k.DOWN : k.RIGHT);
              f = g.inputs[l].dir || (g.flags.horizontal ? k.UP : k.LEFT);
              this.renderLink(a, x, n, p, !1, 0, null, m, f);
              if (p && p._last_time && 1000 > b - p._last_time) {
                var h = 2.0 - 0.002 * (b - p._last_time), q = "rgba(255,255,255, " + h.toFixed(2) + ")";
                this.renderLink(a, x, n, p, !0, h, q, m, f);
              }
            }
          }
        }
      }
    }
    a.globalAlpha = 1;
  };
  d.prototype.renderLink = function(a, b, c, m, g, l, p, f, n) {
    if (this.highquality_render) {
      f = f || k.RIGHT;
      n = n || k.LEFT;
      var e = q(b, c);
      this.render_connections_border && 0.6 < this.scale && (a.lineWidth = this.connections_width + 4);
      !p && m && (p = d.link_type_colors[m.type]);
      p || (p = this.default_link_color);
      null != m && this.highlighted_links[m.id] && (p = "#FFF");
      a.beginPath();
      if (this.render_curved_connections) {
        a.moveTo(b[0], b[1]);
        var h = m = 0, A = 0, t = 0;
        switch(f) {
          case k.LEFT:
            m = -0.25 * e;
            break;
          case k.RIGHT:
            m = 0.25 * e;
            break;
          case k.UP:
            h = -0.25 * e;
            break;
          case k.DOWN:
            h = 0.25 * e;
        }
        switch(n) {
          case k.LEFT:
            A = -0.25 * e;
            break;
          case k.RIGHT:
            A = 0.25 * e;
            break;
          case k.UP:
            t = -0.25 * e;
            break;
          case k.DOWN:
            t = 0.25 * e;
        }
        a.bezierCurveTo(b[0] + m, b[1] + h, c[0] + A, c[1] + t, c[0], c[1]);
      } else {
        a.moveTo(b[0] + 10, b[1]), a.lineTo(0.5 * (b[0] + 10 + (c[0] - 10)), b[1]), a.lineTo(0.5 * (b[0] + 10 + (c[0] - 10)), c[1]), a.lineTo(c[0] - 10, c[1]);
      }
      this.render_connections_border && 0.6 < this.scale && !g && (a.strokeStyle = "rgba(0,0,0,0.5)", a.stroke());
      a.lineWidth = this.connections_width;
      a.fillStyle = a.strokeStyle = p;
      a.stroke();
      this.render_connection_arrows && 0.6 <= this.scale && this.render_connection_arrows && 0.6 < this.scale && (g = this.computeConnectionPoint(b, c, 0.5, f, n), p = this.computeConnectionPoint(b, c, 0.51, f, n), p = this.render_curved_connections ? -Math.atan2(p[0] - g[0], p[1] - g[1]) : c[1] > b[1] ? 0 : Math.PI, a.save(), a.translate(g[0], g[1]), a.rotate(p), a.beginPath(), a.moveTo(-5, -5), a.lineTo(0, 5), a.lineTo(5, -5), a.fill(), a.restore());
      if (l) {
        for (l = 0; 5 > l; ++l) {
          g = (0.001 * k.getTime() + 0.2 * l) % 1, g = this.computeConnectionPoint(b, c, g, f, n), a.beginPath(), a.arc(g[0], g[1], 5, 0, 2 * Math.PI), a.fill();
        }
      }
    } else {
      a.beginPath(), a.moveTo(b[0], b[1]), a.lineTo(c[0], c[1]), a.stroke();
    }
  };
  d.prototype.computeConnectionPoint = function(a, b, c, d, g) {
    d = d || k.RIGHT;
    g = g || k.LEFT;
    var e = q(a, b), m = [a[0], a[1]], f = [b[0], b[1]];
    switch(d) {
      case k.LEFT:
        m[0] += -0.25 * e;
        break;
      case k.RIGHT:
        m[0] += 0.25 * e;
        break;
      case k.UP:
        m[1] += -0.25 * e;
        break;
      case k.DOWN:
        m[1] += 0.25 * e;
    }
    switch(g) {
      case k.LEFT:
        f[0] += -0.25 * e;
        break;
      case k.RIGHT:
        f[0] += 0.25 * e;
        break;
      case k.UP:
        f[1] += -0.25 * e;
        break;
      case k.DOWN:
        f[1] += 0.25 * e;
    }
    d = (1 - c) * (1 - c) * (1 - c);
    g = 3 * (1 - c) * (1 - c) * c;
    e = 3 * (1 - c) * c * c;
    c *= c * c;
    return [d * a[0] + g * m[0] + e * f[0] + c * b[0], d * a[1] + g * m[1] + e * f[1] + c * b[1]];
  };
  d.prototype.drawExecutionOrder = function(a) {
    a.shadowColor = "transparent";
    a.globalAlpha = 0.25;
    a.textAlign = "center";
    a.strokeStyle = "white";
    a.globalAlpha = 0.75;
    for (var b = this.visible_nodes, c = 0; c < b.length; ++c) {
      var d = b[c];
      a.fillStyle = "black";
      a.fillRect(d.pos[0] - k.NODE_TITLE_HEIGHT, d.pos[1] - k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT);
      0 == d.order && a.strokeRect(d.pos[0] - k.NODE_TITLE_HEIGHT + 0.5, d.pos[1] - k.NODE_TITLE_HEIGHT + 0.5, k.NODE_TITLE_HEIGHT, k.NODE_TITLE_HEIGHT);
      a.fillStyle = "#FFF";
      a.fillText(d.order, d.pos[0] + -0.5 * k.NODE_TITLE_HEIGHT, d.pos[1] - 6);
    }
    a.globalAlpha = 1;
  };
  d.prototype.drawNodeWidgets = function(a, b, c, d) {
    if (!a.widgets || !a.widgets.length) {
      return 0;
    }
    var e = a.size[0];
    a = a.widgets;
    b += 2;
    var l = k.NODE_WIDGET_HEIGHT, m = 0.5 < this.scale;
    c.save();
    c.globalAlpha = this.editor_alpha;
    for (var f = 0; f < a.length; ++f) {
      var n = a[f], h = b;
      n.y && (h = n.y);
      n.last_y = h;
      c.strokeStyle = "#AAA";
      c.fillStyle = "#222";
      c.textAlign = "left";
      switch(n.type) {
        case "button":
          n.clicked && (c.fillStyle = "#AAA", n.clicked = !1, this.dirty_canvas = !0);
          c.fillRect(10, h, e - 20, l);
          c.strokeRect(10, h, e - 20, l);
          m && (c.textAlign = "center", c.fillStyle = "#AAA", c.fillText(n.name, 0.5 * e, h + 0.7 * l));
          break;
        case "slider":
          c.fillStyle = "#111";
          c.fillRect(10, h, e - 20, l);
          var q = (n.value - n.options.min) / (n.options.max - n.options.min);
          c.fillStyle = d == n ? "#89A" : "#678";
          c.fillRect(10, h, q * (e - 20), l);
          c.strokeRect(10, h, e - 20, l);
          m && (c.textAlign = "center", c.fillStyle = "#DDD", c.fillText(n.name + "  " + Number(n.value).toFixed(3), 0.5 * e, h + 0.7 * l));
          break;
        case "number":
        case "combo":
          c.textAlign = "left";
          c.strokeStyle = "#AAA";
          c.fillStyle = "#111";
          c.beginPath();
          c.roundRect(10, b, e - 20, l, 0.5 * l);
          c.fill();
          c.stroke();
          c.fillStyle = "#AAA";
          c.beginPath();
          c.moveTo(26, b + 5);
          c.lineTo(16, b + 0.5 * l);
          c.lineTo(26, b + l - 5);
          c.moveTo(e - 26, b + 5);
          c.lineTo(e - 16, b + 0.5 * l);
          c.lineTo(e - 26, b + l - 5);
          c.fill();
          m && (c.fillStyle = "#999", c.fillText(n.name, 30, h + 0.7 * l), c.fillStyle = "#DDD", c.textAlign = "right", "number" == n.type ? c.fillText(Number(n.value).toFixed(void 0 !== n.options.precision ? n.options.precision : 3), e - 40, h + 0.7 * l) : c.fillText(n.value, e - 40, h + 0.7 * l));
          break;
        case "text":
          c.textAlign = "left", c.strokeStyle = "#AAA", c.fillStyle = "#111", c.beginPath(), c.roundRect(10, b, e - 20, l, 0.5 * l), c.fill(), c.stroke(), m && (c.fillStyle = "#999", null != n.name && c.fillText(n.name, 20, h + 0.7 * l), c.fillStyle = "#DDD", c.textAlign = "right", c.fillText(n.value, e - 20, h + 0.7 * l));
      }
      b += l + 4;
    }
    c.restore();
  };
  d.prototype.processNodeWidgets = function(a, b, c, d) {
    if (!a.widgets || !a.widgets.length) {
      return null;
    }
    for (var e = b[0] - a.pos[0], l = b[1] - a.pos[1], m = a.size[0], f = this, n = 0; n < a.widgets.length; ++n) {
      var h = a.widgets[n];
      if (h == d || 6 < e && e < m - 12 && l > h.last_y && l < h.last_y + k.NODE_WIDGET_HEIGHT) {
        switch(h.type) {
          case "button":
            h.callback && setTimeout(function() {
              h.callback(h, f, a, b);
            }, 20);
            this.dirty_canvas = h.clicked = !0;
            break;
          case "slider":
            c = Math.clamp((e - 10) / (m - 20), 0, 1);
            h.value = h.options.min + (h.options.max - h.options.min) * c;
            h.callback && setTimeout(function() {
              h.callback(h.value, f, a, b);
            }, 20);
            this.dirty_canvas = !0;
            break;
          case "number":
          case "combo":
            "mousemove" == c.type && "number" == h.type ? (h.value += 0.1 * c.deltaX * (h.options.step || 1), null != h.options.min && h.value < h.options.min && (h.value = h.options.min), null != h.options.max && h.value > h.options.max && (h.value = h.options.max)) : "mousedown" == c.type && (c = 40 > e ? -1 : e > m - 40 ? 1 : 0, "number" == h.type ? (h.value += 0.1 * c * (h.options.step || 1), null != h.options.min && h.value < h.options.min && (h.value = h.options.min), null != h.options.max && 
            h.value > h.options.max && (h.value = h.options.max)) : c && (c = h.options.values.indexOf(h.value) + c, c >= h.options.values.length && (c = 0), 0 > c && (c = h.options.values.length - 1), h.value = h.options.values[c]));
            h.callback && setTimeout(function() {
              this.callback(this.value, f, a, b);
            }.bind(h), 20);
            this.dirty_canvas = !0;
            break;
          case "text":
            "mousedown" == c.type && this.prompt("Value", h.value, function(a) {
              this.value = a;
            }.bind(h), c);
        }
        return h;
      }
    }
    return null;
  };
  d.prototype.drawGroups = function(a, b) {
    if (this.graph) {
      a = this.graph._groups;
      b.save();
      b.globalAlpha = 0.5 * this.editor_alpha;
      b.font = "24px Arial";
      for (var c = 0; c < a.length; ++c) {
        var d = a[c];
        if (v(this.visible_area, d._bounding)) {
          b.fillStyle = d.color || "#335";
          b.strokeStyle = d.color || "#335";
          var g = d._pos, l = d._size;
          b.globalAlpha = 0.25 * this.editor_alpha;
          b.beginPath();
          b.rect(g[0] + 0.5, g[1] + 0.5, l[0], l[1]);
          b.fill();
          b.globalAlpha = this.editor_alpha;
          b.stroke();
          b.beginPath();
          b.moveTo(g[0] + l[0], g[1] + l[1]);
          b.lineTo(g[0] + l[0] - 10, g[1] + l[1]);
          b.lineTo(g[0] + l[0], g[1] + l[1] - 10);
          b.fill();
          b.fillText(d.title, g[0] + 4, g[1] + 24);
        }
      }
      b.restore();
    }
  };
  d.prototype.resize = function(a, b) {
    a || b || (b = this.canvas.parentNode, a = b.offsetWidth, b = b.offsetHeight);
    if (this.canvas.width != a || this.canvas.height != b) {
      this.canvas.width = a, this.canvas.height = b, this.bgcanvas.width = this.canvas.width, this.bgcanvas.height = this.canvas.height, this.setDirty(!0, !0);
    }
  };
  d.prototype.switchLiveMode = function(a) {
    if (a) {
      var b = this, c = this.live_mode ? 1.1 : 0.9;
      this.live_mode && (this.live_mode = !1, this.editor_alpha = 0.1);
      var d = setInterval(function() {
        b.editor_alpha *= c;
        b.dirty_canvas = !0;
        b.dirty_bgcanvas = !0;
        1 > c && 0.01 > b.editor_alpha && (clearInterval(d), 1 > c && (b.live_mode = !0));
        1 < c && 0.99 < b.editor_alpha && (clearInterval(d), b.editor_alpha = 1);
      }, 1);
    } else {
      this.live_mode = !this.live_mode, this.dirty_bgcanvas = this.dirty_canvas = !0;
    }
  };
  d.prototype.onNodeSelectionChange = function(a) {
  };
  d.prototype.touchHandler = function(a) {
    var b = a.changedTouches[0];
    switch(a.type) {
      case "touchstart":
        var c = "mousedown";
        break;
      case "touchmove":
        c = "mousemove";
        break;
      case "touchend":
        c = "mouseup";
        break;
      default:
        return;
    }
    var d = this.getCanvasWindow(), g = d.document.createEvent("MouseEvent");
    g.initMouseEvent(c, !0, !0, d, 1, b.screenX, b.screenY, b.clientX, b.clientY, !1, !1, !1, !1, 0, null);
    b.target.dispatchEvent(g);
    a.preventDefault();
  };
  d.onGroupAdd = function(a, b, c) {
    a = d.active_canvas;
    a.getCanvasWindow();
    b = new k.LGraphGroup;
    b.pos = a.convertEventToCanvas(c);
    a.graph.add(b);
  };
  d.onMenuAdd = function(a, b, c, m) {
    function e(a, b) {
      b = m.getFirstEvent();
      if (a = k.createNode(a.value)) {
        a.pos = l.convertEventToCanvas(b), l.graph.add(a);
      }
    }
    var l = d.active_canvas, f = l.getCanvasWindow();
    a = k.getNodeTypesCategories();
    b = [];
    for (var h in a) {
      a[h] && b.push({value:a[h], content:a[h], has_submenu:!0});
    }
    var n = new k.ContextMenu(b, {event:c, callback:function(a, b, c) {
      a = k.getNodeTypesInCategory(a.value, l.filter);
      b = [];
      for (var g in a) {
        b.push({content:a[g].title, value:a[g].type});
      }
      new k.ContextMenu(b, {event:c, callback:e, parentMenu:n}, f);
      return !1;
    }, parentMenu:m}, f);
    return !1;
  };
  d.onMenuCollapseAll = function() {
  };
  d.onMenuNodeEdit = function() {
  };
  d.showMenuNodeOptionalInputs = function(a, b, c, m, g) {
    if (g) {
      var e = this;
      a = d.active_canvas.getCanvasWindow();
      b = g.optional_inputs;
      g.onGetInputs && (b = g.onGetInputs());
      var f = [];
      if (b) {
        for (var h in b) {
          var n = b[h];
          if (n) {
            var q = n[0];
            n[2] && n[2].label && (q = n[2].label);
            q = {content:q, value:n};
            n[1] == k.ACTION && (q.className = "event");
            f.push(q);
          } else {
            f.push(null);
          }
        }
      }
      this.onMenuNodeInputs && (f = this.onMenuNodeInputs(f));
      if (f.length) {
        return new k.ContextMenu(f, {event:c, callback:function(a, b, c) {
          g && (a.callback && a.callback.call(e, g, a, b, c), a.value && (g.addInput(a.value[0], a.value[1], a.value[2]), g.setDirtyCanvas(!0, !0)));
        }, parentMenu:m, node:g}, a), !1;
      }
    }
  };
  d.showMenuNodeOptionalOutputs = function(a, b, c, m, g) {
    function e(a, b, c) {
      if (g && (a.callback && a.callback.call(f, g, a, b, c), a.value)) {
        if (c = a.value[1], !c || c.constructor !== Object && c.constructor !== Array) {
          g.addOutput(a.value[0], a.value[1], a.value[2]), g.setDirtyCanvas(!0, !0);
        } else {
          a = [];
          for (var l in c) {
            a.push({content:l, value:c[l]});
          }
          new k.ContextMenu(a, {event:b, callback:e, parentMenu:m, node:g});
          return !1;
        }
      }
    }
    if (g) {
      var f = this;
      a = d.active_canvas.getCanvasWindow();
      b = g.optional_outputs;
      g.onGetOutputs && (b = g.onGetOutputs());
      var h = [];
      if (b) {
        for (var n in b) {
          var q = b[n];
          if (!q) {
            h.push(null);
          } else {
            if (!g.flags || !g.flags.skip_repeated_outputs || -1 == g.findOutputSlot(q[0])) {
              var t = q[0];
              q[2] && q[2].label && (t = q[2].label);
              t = {content:t, value:q};
              q[1] == k.EVENT && (t.className = "event");
              h.push(t);
            }
          }
        }
      }
      this.onMenuNodeOutputs && (h = this.onMenuNodeOutputs(h));
      if (h.length) {
        return new k.ContextMenu(h, {event:c, callback:e, parentMenu:m, node:g}, a), !1;
      }
    }
  };
  d.onShowMenuNodeProperties = function(a, b, c, m, g) {
    if (g && g.properties) {
      var e = d.active_canvas;
      b = e.getCanvasWindow();
      var f = [], h;
      for (h in g.properties) {
        a = void 0 !== g.properties[h] ? g.properties[h] : " ", a = d.decodeHTML(a), f.push({content:"<span class='property_name'>" + h + "</span><span class='property_value'>" + a + "</span>", value:h});
      }
      if (f.length) {
        return new k.ContextMenu(f, {event:c, callback:function(a, b, c, l) {
          g && (b = this.getBoundingClientRect(), e.showEditPropertyValue(g, a.value, {position:[b.left, b.top]}));
        }, parentMenu:m, allow_html:!0, node:g}, b), !1;
      }
    }
  };
  d.decodeHTML = function(a) {
    var b = document.createElement("div");
    b.innerText = a;
    return b.innerHTML;
  };
  d.onResizeNode = function(a, b, c, d, g) {
    g && (g.size = g.computeSize(), g.setDirtyCanvas(!0, !0));
  };
  d.onShowTitleEditor = function(a, b, c, m, g) {
    function e() {
      g.title = k.value;
      f.parentNode.removeChild(f);
      g.setDirtyCanvas(!0, !0);
    }
    var f = document.createElement("div");
    f.className = "graphdialog";
    f.innerHTML = "<span class='name'>Title</span><input autofocus type='text' class='value'/><button>OK</button>";
    var k = f.querySelector("input");
    k && (k.value = g.title, k.addEventListener("blur", function(a) {
      this.focus();
    }), k.addEventListener("keydown", function(a) {
      13 == a.keyCode && (e(), a.preventDefault(), a.stopPropagation());
    }));
    a = d.active_canvas.canvas;
    b = a.getBoundingClientRect();
    m = c = -20;
    b && (c -= b.left, m -= b.top);
    event ? (f.style.left = event.pageX + c + "px", f.style.top = event.pageY + m + "px") : (f.style.left = 0.5 * a.width + c + "px", f.style.top = 0.5 * a.height + m + "px");
    f.querySelector("button").addEventListener("click", e);
    a.parentNode.appendChild(f);
  };
  d.prototype.prompt = function(a, b, c, m) {
    var e = this;
    a = a || "";
    var l = document.createElement("div");
    l.className = "graphdialog rounded";
    l.innerHTML = "<span class='name'></span> <input autofocus type='text' class='value'/><button class='rounded'>OK</button>";
    l.close = function() {
      e.prompt_box = null;
      l.parentNode.removeChild(l);
    };
    l.addEventListener("mouseleave", function(a) {
      l.close();
    });
    e.prompt_box && e.prompt_box.close();
    e.prompt_box = l;
    l.querySelector(".name").innerText = a;
    l.querySelector(".value").value = b;
    var f = l.querySelector("input");
    f.addEventListener("keydown", function(a) {
      if (27 == a.keyCode) {
        l.close();
      } else {
        if (13 == a.keyCode) {
          c && c(this.value), l.close();
        } else {
          return;
        }
      }
      a.preventDefault();
      a.stopPropagation();
    });
    l.querySelector("button").addEventListener("click", function(a) {
      c && c(f.value);
      e.setDirty(!0);
      l.close();
    });
    a = d.active_canvas.canvas;
    b = a.getBoundingClientRect();
    var k = -20, h = -20;
    b && (k -= b.left, h -= b.top);
    m ? (l.style.left = m.pageX + k + "px", l.style.top = m.pageY + h + "px") : (l.style.left = 0.5 * a.width + k + "px", l.style.top = 0.5 * a.height + h + "px");
    a.parentNode.appendChild(l);
    setTimeout(function() {
      f.focus();
    }, 10);
    return l;
  };
  d.search_filter = !1;
  d.search_limit = -1;
  d.prototype.showSearchBox = function(a) {
    function b(b) {
      if (b) {
        if (g.onSearchBoxSelection) {
          g.onSearchBoxSelection(b, a, v);
        } else {
          if (b = k.createNode(b)) {
            b.pos = v.convertEventToCanvas(a), v.graph.add(b);
          }
        }
      }
      l.close();
    }
    function c(a) {
      var b = q;
      q && q.classList.remove("selected");
      q ? (q = a ? q.nextSibling : q.previousSibling) || (q = b) : q = a ? f.childNodes[0] : f.childNodes[f.childNodes.length];
      q && (q.classList.add("selected"), q.scrollIntoView());
    }
    function m() {
      n = null;
      var a = t.value;
      h = null;
      f.innerHTML = "";
      if (a) {
        if (g.onSearchBox) {
          g.onSearchBox(help, a, v);
        } else {
          var c = function(a) {
            var c = document.createElement("div");
            h || (h = a);
            c.innerText = a;
            c.className = "litegraph lite-search-item";
            c.addEventListener("click", function(a) {
              b(this.innerText);
            });
            f.appendChild(c);
          }, e = 0;
          if (d.search_filter) {
            a = a.toLowerCase();
            for (var l = Object.keys(k.registered_node_types).filter(function(b) {
              return -1 !== b.toLowerCase().indexOf(a);
            }), K = 0; K < l.length && !(c(l[K]), -1 !== d.search_limit && e++ > d.search_limit); K++) {
            }
          } else {
            for (K in k.registered_node_types) {
              if (-1 != K.indexOf(a) && (c(K), -1 !== d.search_limit && e++ > d.search_limit)) {
                break;
              }
            }
          }
        }
      }
    }
    var g = this, l = document.createElement("div");
    l.className = "litegraph litesearchbox graphdialog rounded";
    l.innerHTML = "<span class='name'>Search</span> <input autofocus type='text' class='value rounded'/><div class='helper'></div>";
    l.close = function() {
      g.search_box = null;
      l.parentNode.removeChild(l);
    };
    l.addEventListener("mouseleave", function(a) {
      l.close();
    });
    g.search_box && g.search_box.close();
    g.search_box = l;
    var f = l.querySelector(".helper"), h = null, n = null, q = null, t = l.querySelector("input");
    t && (t.addEventListener("blur", function(a) {
      this.focus();
    }), t.addEventListener("keydown", function(a) {
      if (38 == a.keyCode) {
        c(!1);
      } else {
        if (40 == a.keyCode) {
          c(!0);
        } else {
          if (27 == a.keyCode) {
            l.close();
          } else {
            if (13 == a.keyCode) {
              q ? b(q.innerHTML) : h ? b(h) : l.close();
            } else {
              n && clearInterval(n);
              n = setTimeout(m, 10);
              return;
            }
          }
        }
      }
      a.preventDefault();
      a.stopPropagation();
    }));
    var v = d.active_canvas, u = v.canvas, w = u.getBoundingClientRect(), B = -20, D = -20;
    w && (B -= w.left, D -= w.top);
    a ? (l.style.left = a.pageX + B + "px", l.style.top = a.pageY + D + "px") : (l.style.left = 0.5 * u.width + B + "px", l.style.top = 0.5 * u.height + D + "px");
    u.parentNode.appendChild(l);
    t.focus();
    return l;
  };
  d.prototype.showEditPropertyValue = function(a, b, c) {
    function e() {
      g(n.value);
    }
    function g(c) {
      "number" == typeof a.properties[b] && (c = Number(c));
      "array" == l && (c = c.split(",").map(Number));
      a.properties[b] = c;
      a._graph && a._graph._version++;
      if (a.onPropertyChanged) {
        a.onPropertyChanged(b, c);
      }
      h.close();
      a.setDirtyCanvas(!0, !0);
    }
    if (a && void 0 !== a.properties[b]) {
      c = c || {};
      var l = "string";
      null !== a.properties[b] && (l = typeof a.properties[b]);
      "object" == l && a.properties[b].length && (l = "array");
      var d = null;
      a.getPropertyInfo && (d = a.getPropertyInfo(b));
      if (a.properties_info) {
        for (var m = 0; m < a.properties_info.length; ++m) {
          if (a.properties_info[m].name == b) {
            d = a.properties_info[m];
            break;
          }
        }
      }
      void 0 !== d && null !== d && d.type && (l = d.type);
      var f = "";
      if ("string" == l || "number" == l || "array" == l) {
        f = "<input autofocus type='text' class='value'/>";
      } else {
        if ("enum" == l && d.values) {
          f = "<select autofocus type='text' class='value'>";
          for (m in d.values) {
            var k = d.values.constructor === Array ? d.values[m] : m;
            f += "<option value='" + k + "' " + (k == a.properties[b] ? "selected" : "") + ">" + d.values[m] + "</option>";
          }
          f += "</select>";
        } else {
          if ("boolean" == l) {
            f = "<input autofocus type='checkbox' class='value' " + (a.properties[b] ? "checked" : "") + "/>";
          } else {
            console.warn("unknown type: " + l);
            return;
          }
        }
      }
      var h = this.createDialog("<span class='name'>" + b + "</span>" + f + "<button>OK</button>", c);
      if ("enum" == l && d.values) {
        var n = h.querySelector("select");
        n.addEventListener("change", function(a) {
          g(a.target.value);
        });
      } else {
        if ("boolean" == l) {
          (n = h.querySelector("input")) && n.addEventListener("click", function(a) {
            g(!!n.checked);
          });
        } else {
          if (n = h.querySelector("input")) {
            n.addEventListener("blur", function(a) {
              this.focus();
            }), n.value = void 0 !== a.properties[b] ? a.properties[b] : "", n.addEventListener("keydown", function(a) {
              13 == a.keyCode && (e(), a.preventDefault(), a.stopPropagation());
            });
          }
        }
      }
      h.querySelector("button").addEventListener("click", e);
    }
  };
  d.prototype.createDialog = function(a, b) {
    b = b || {};
    var c = document.createElement("div");
    c.className = "graphdialog";
    c.innerHTML = a;
    a = this.canvas.getBoundingClientRect();
    var d = -20, g = -20;
    a && (d -= a.left, g -= a.top);
    b.position ? (d += b.position[0], g += b.position[1]) : b.event ? (d += b.event.pageX, g += b.event.pageY) : (d += 0.5 * this.canvas.width, g += 0.5 * this.canvas.height);
    c.style.left = d + "px";
    c.style.top = g + "px";
    this.canvas.parentNode.appendChild(c);
    c.close = function() {
      this.parentNode && this.parentNode.removeChild(this);
    };
    return c;
  };
  d.onMenuNodeCollapse = function(a, b, c, d, g) {
    g.collapse();
  };
  d.onMenuNodePin = function(a, b, c, d, g) {
    g.pin();
  };
  d.onMenuNodeMode = function(a, b, c, d, g) {
    new k.ContextMenu(["Always", "On Event", "On Trigger", "Never"], {event:c, callback:function(a) {
      if (g) {
        switch(a) {
          case "On Event":
            g.mode = k.ON_EVENT;
            break;
          case "On Trigger":
            g.mode = k.ON_TRIGGER;
            break;
          case "Never":
            g.mode = k.NEVER;
            break;
          default:
            g.mode = k.ALWAYS;
        }
      }
    }, parentMenu:d, node:g});
    return !1;
  };
  d.onMenuNodeColors = function(a, b, c, m, g) {
    if (!g) {
      throw "no node for color";
    }
    b = [];
    b.push({value:null, content:"<span style='display: block; padding-left: 4px;'>No color</span>"});
    for (var e in d.node_colors) {
      a = d.node_colors[e], a = {value:e, content:"<span style='display: block; color: #999; padding-left: 4px; border-left: 8px solid " + a.color + "; background-color:" + a.bgcolor + "'>" + e + "</span>"}, b.push(a);
    }
    new k.ContextMenu(b, {event:c, callback:function(a) {
      g && ((a = a.value ? d.node_colors[a.value] : null) ? g.constructor === k.LGraphGroup ? g.color = a.groupcolor : (g.color = a.color, g.bgcolor = a.bgcolor) : (delete g.color, delete g.bgcolor), g.setDirtyCanvas(!0, !0));
    }, parentMenu:m, node:g});
    return !1;
  };
  d.onMenuNodeShapes = function(a, b, c, d, g) {
    if (!g) {
      throw "no node passed";
    }
    new k.ContextMenu(k.VALID_SHAPES, {event:c, callback:function(a) {
      g && (g.shape = a, g.setDirtyCanvas(!0));
    }, parentMenu:d, node:g});
    return !1;
  };
  d.onMenuNodeRemove = function(a, b, c, d, g) {
    if (!g) {
      throw "no node passed";
    }
    !1 !== g.removable && (g.graph.remove(g), g.setDirtyCanvas(!0, !0));
  };
  d.onMenuNodeClone = function(a, b, c, d, g) {
    0 != g.clonable && (a = g.clone()) && (a.pos = [g.pos[0] + 5, g.pos[1] + 5], g.graph.add(a), g.setDirtyCanvas(!0, !0));
  };
  d.node_colors = {red:{color:"#322", bgcolor:"#533", groupcolor:"#A88"}, brown:{color:"#332922", bgcolor:"#593930", groupcolor:"#b06634"}, green:{color:"#232", bgcolor:"#353", groupcolor:"#8A8"}, blue:{color:"#223", bgcolor:"#335", groupcolor:"#88A"}, pale_blue:{color:"#2a363b", bgcolor:"#3f5159", groupcolor:"#3f789e"}, cyan:{color:"#233", bgcolor:"#355", groupcolor:"#8AA"}, purple:{color:"#323", bgcolor:"#535", groupcolor:"#a1309b"}, yellow:{color:"#432", bgcolor:"#653", groupcolor:"#b58b2a"}, 
  black:{color:"#222", bgcolor:"#000", groupcolor:"#444"}};
  d.prototype.getCanvasMenuOptions = function() {
    if (this.getMenuOptions) {
      var a = this.getMenuOptions();
    } else {
      a = [{content:"Add Node", has_submenu:!0, callback:d.onMenuAdd}, {content:"Add Group", callback:d.onGroupAdd}], this._graph_stack && 0 < this._graph_stack.length && (a = [{content:"Close subgraph", callback:this.closeSubgraph.bind(this)}, null].concat(a));
    }
    if (this.getExtraMenuOptions) {
      var b = this.getExtraMenuOptions(this, a);
      b && (a = a.concat(b));
    }
    return a;
  };
  d.prototype.getNodeMenuOptions = function(a) {
    var b = a.getMenuOptions ? a.getMenuOptions(this) : [{content:"Inputs", has_submenu:!0, disabled:!0, callback:d.showMenuNodeOptionalInputs}, {content:"Outputs", has_submenu:!0, disabled:!0, callback:d.showMenuNodeOptionalOutputs}, null, {content:"Properties", has_submenu:!0, callback:d.onShowMenuNodeProperties}, null, {content:"Title", callback:d.onShowTitleEditor}, {content:"Mode", has_submenu:!0, callback:d.onMenuNodeMode}, {content:"Resize", callback:d.onResizeNode}, {content:"Collapse", callback:d.onMenuNodeCollapse}, 
    {content:"Pin", callback:d.onMenuNodePin}, {content:"Colors", has_submenu:!0, callback:d.onMenuNodeColors}, {content:"Shapes", has_submenu:!0, callback:d.onMenuNodeShapes}, null];
    if (a.getExtraMenuOptions) {
      var c = a.getExtraMenuOptions(this);
      c && (c.push(null), b = c.concat(b));
    }
    !1 !== a.clonable && b.push({content:"Clone", callback:d.onMenuNodeClone});
    !1 !== a.removable && b.push(null, {content:"Remove", callback:d.onMenuNodeRemove});
    a.onGetInputs && (c = a.onGetInputs()) && c.length && (b[0].disabled = !1);
    a.onGetOutputs && (c = a.onGetOutputs()) && c.length && (b[1].disabled = !1);
    if (a.graph && a.graph.onGetNodeMenuOptions) {
      a.graph.onGetNodeMenuOptions(b, a);
    }
    return b;
  };
  d.prototype.getGroupMenuOptions = function(a) {
    return [{content:"Title", callback:d.onShowTitleEditor}, {content:"Color", has_submenu:!0, callback:d.onMenuNodeColors}, null, {content:"Remove", callback:d.onMenuNodeRemove}];
  };
  d.prototype.processContextMenu = function(a, b) {
    var c = this, m = d.active_canvas.getCanvasWindow(), g = null, l = {event:b, callback:function(b, e, g) {
      if (b) {
        if ("Remove Slot" == b.content) {
          b = b.slot, b.input ? a.removeInput(b.slot) : b.output && a.removeOutput(b.slot);
        } else {
          if ("Rename Slot" == b.content) {
            b = b.slot;
            var d = b.input ? a.getInputInfo(b.slot) : a.getOutputInfo(b.slot), l = c.createDialog("<span class='name'>Name</span><input autofocus type='text'/><button>OK</button>", e), m = l.querySelector("input");
            m && d && (m.value = d.label);
            l.querySelector("button").addEventListener("click", function(a) {
              m.value && (d && (d.label = m.value), c.setDirty(!0));
              l.close();
            });
          }
        }
      }
    }, extra:a}, f = null;
    a && (f = a.getSlotInPosition(b.canvasX, b.canvasY), d.active_node = a);
    f ? (g = [], g.push(f.locked ? "Cannot remove" : {content:"Remove Slot", slot:f}), g.push(f.nameLocked ? "Cannot rename" : {content:"Rename Slot", slot:f}), l.title = (f.input ? f.input.type : f.output.type) || "*", f.input && f.input.type == k.ACTION && (l.title = "Action"), f.output && f.output.type == k.EVENT && (l.title = "Event")) : a ? g = this.getNodeMenuOptions(a) : (g = this.getCanvasMenuOptions(), (b = this.graph.getGroupOnPos(b.canvasX, b.canvasY)) && g.push(null, {content:"Edit Group", 
    has_submenu:!0, submenu:{title:"Group", extra:b, options:this.getGroupMenuOptions(b)}}));
    g && new k.ContextMenu(g, l, m);
  };
  this.CanvasRenderingContext2D && (CanvasRenderingContext2D.prototype.roundRect = function(a, b, c, d, g, l) {
    void 0 === g && (g = 5);
    void 0 === l && (l = g);
    this.moveTo(a + g, b);
    this.lineTo(a + c - g, b);
    this.quadraticCurveTo(a + c, b, a + c, b + g);
    this.lineTo(a + c, b + d - l);
    this.quadraticCurveTo(a + c, b + d, a + c - l, b + d);
    this.lineTo(a + l, b + d);
    this.quadraticCurveTo(a, b + d, a, b + d - l);
    this.lineTo(a, b + g);
    this.quadraticCurveTo(a, b, a + g, b);
  });
  k.compareObjects = function(a, b) {
    for (var c in a) {
      if (a[c] != b[c]) {
        return !1;
      }
    }
    return !0;
  };
  k.distance = q;
  k.colorToString = function(a) {
    return "rgba(" + Math.round(255 * a[0]).toFixed() + "," + Math.round(255 * a[1]).toFixed() + "," + Math.round(255 * a[2]).toFixed() + "," + (4 == a.length ? a[3].toFixed(2) : "1.0") + ")";
  };
  k.isInsideRectangle = t;
  k.growBounding = function(a, b, c) {
    b < a[0] ? a[0] = b : b > a[2] && (a[2] = b);
    c < a[1] ? a[1] = c : c > a[3] && (a[3] = c);
  };
  k.isInsideBounding = function(a, b) {
    return a[0] < b[0][0] || a[1] < b[0][1] || a[0] > b[1][0] || a[1] > b[1][1] ? !1 : !0;
  };
  k.overlapBounding = v;
  k.hex2num = function(a) {
    "#" == a.charAt(0) && (a = a.slice(1));
    a = a.toUpperCase();
    for (var b = Array(3), c = 0, d, g, l = 0; 6 > l; l += 2) {
      d = "0123456789ABCDEF".indexOf(a.charAt(l)), g = "0123456789ABCDEF".indexOf(a.charAt(l + 1)), b[c] = 16 * d + g, c++;
    }
    return b;
  };
  k.num2hex = function(a) {
    for (var b = "#", c, d, g = 0; 3 > g; g++) {
      c = a[g] / 16, d = a[g] % 16, b += "0123456789ABCDEF".charAt(c) + "0123456789ABCDEF".charAt(d);
    }
    return b;
  };
  w.prototype.addItem = function(a, b, c) {
    function e(a) {
      var b = this.value;
      b && b.has_submenu && d.call(this, a);
    }
    function d(a) {
      var b = this.value, e = !0;
      l.current_submenu && l.current_submenu.close(a);
      if (c.callback) {
        var d = c.callback.call(this, b, c, a, l, c.node);
        !0 === d && (e = !1);
      }
      if (b && (b.callback && !c.ignore_item_callbacks && !0 !== b.disabled && (d = b.callback.call(this, b, c, a, l, c.extra), !0 === d && (e = !1)), b.submenu)) {
        if (!b.submenu.options) {
          throw "ContextMenu submenu needs options";
        }
        new l.constructor(b.submenu.options, {callback:b.submenu.callback, event:a, parentMenu:l, ignore_item_callbacks:b.submenu.ignore_item_callbacks, title:b.submenu.title, extra:b.submenu.extra, autoopen:c.autoopen});
        e = !1;
      }
      e && !l.lock && l.close();
    }
    var l = this;
    c = c || {};
    var m = document.createElement("div");
    m.className = "litemenu-entry submenu";
    var f = !1;
    if (null === b) {
      m.classList.add("separator");
    } else {
      m.innerHTML = b && b.title ? b.title : a;
      if (m.value = b) {
        b.disabled && (f = !0, m.classList.add("disabled")), (b.submenu || b.has_submenu) && m.classList.add("has_submenu");
      }
      "function" == typeof b ? (m.dataset.value = a, m.onclick_callback = b) : m.dataset.value = b;
      b.className && (m.className += " " + b.className);
    }
    this.root.appendChild(m);
    f || m.addEventListener("click", d);
    c.autoopen && m.addEventListener("mouseenter", e);
    return m;
  };
  w.prototype.close = function(a, b) {
    this.root.parentNode && this.root.parentNode.removeChild(this.root);
    this.parentMenu && !b && (this.parentMenu.lock = !1, this.parentMenu.current_submenu = null, void 0 === a ? this.parentMenu.close() : a && !w.isCursorOverElement(a, this.parentMenu.root) && w.trigger(this.parentMenu.root, "mouseleave", a));
    this.current_submenu && this.current_submenu.close(a, !0);
  };
  w.trigger = function(a, b, c, d) {
    var e = document.createEvent("CustomEvent");
    e.initCustomEvent(b, !0, !0, c);
    e.srcElement = d;
    a.dispatchEvent ? a.dispatchEvent(e) : a.__events && a.__events.dispatchEvent(e);
    return e;
  };
  w.prototype.getTopMenu = function() {
    return this.options.parentMenu ? this.options.parentMenu.getTopMenu() : this;
  };
  w.prototype.getFirstEvent = function() {
    return this.options.parentMenu ? this.options.parentMenu.getFirstEvent() : this.options.event;
  };
  w.isCursorOverElement = function(a, b) {
    var c = a.pageX;
    a = a.pageY;
    return (b = b.getBoundingClientRect()) ? a > b.top && a < b.top + b.height && c > b.left && c < b.left + b.width ? !0 : !1 : !1;
  };
  k.ContextMenu = w;
  k.closeAllContextMenus = function(a) {
    a = a || window;
    a = a.document.querySelectorAll(".litecontextmenu");
    if (a.length) {
      for (var b = [], c = 0; c < a.length; c++) {
        b.push(a[c]);
      }
      for (c in b) {
        b[c].close ? b[c].close() : b[c].parentNode && b[c].parentNode.removeChild(b[c]);
      }
    }
  };
  k.extendClass = function(a, b) {
    for (var c in b) {
      a.hasOwnProperty(c) || (a[c] = b[c]);
    }
    if (b.prototype) {
      for (c in b.prototype) {
        b.prototype.hasOwnProperty(c) && !a.prototype.hasOwnProperty(c) && (b.prototype.__lookupGetter__(c) ? a.prototype.__defineGetter__(c, b.prototype.__lookupGetter__(c)) : a.prototype[c] = b.prototype[c], b.prototype.__lookupSetter__(c) && a.prototype.__defineSetter__(c, b.prototype.__lookupSetter__(c)));
      }
    }
  };
  k.getParameterNames = function(a) {
    return (a + "").replace(/[/][/].*$/mg, "").replace(/\s+/g, "").replace(/[/][*][^/*]*[*][/]/g, "").split("){", 1)[0].replace(/^[^(]*[(]/, "").replace(/=[^,]+/g, "").split(",").filter(Boolean);
  };
  Math.clamp = function(a, b, c) {
    return b > a ? b : c < a ? c : a;
  };
  "undefined" == typeof window || window.requestAnimationFrame || (window.requestAnimationFrame = window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(a) {
    window.setTimeout(a, 1000 / 60);
  });
})(this);
"undefined" != typeof exports && (exports.LiteGraph = this.LiteGraph);
(function(u) {
  function f() {
    this.addOutput("in ms", "number");
    this.addOutput("in sec", "number");
  }
  function h() {
    var c = this;
    this.size = [120, 80];
    this.subgraph = new LGraph;
    this.subgraph._subgraph_node = this;
    this.subgraph._is_subgraph = !0;
    this.subgraph.onGlobalInputAdded = this.onSubgraphNewGlobalInput.bind(this);
    this.subgraph.onGlobalInputRenamed = this.onSubgraphRenamedGlobalInput.bind(this);
    this.subgraph.onGlobalInputTypeChanged = this.onSubgraphTypeChangeGlobalInput.bind(this);
    this.subgraph.onGlobalOutputAdded = this.onSubgraphNewGlobalOutput.bind(this);
    this.subgraph.onGlobalOutputRenamed = this.onSubgraphRenamedGlobalOutput.bind(this);
    this.subgraph.onGlobalOutputTypeChanged = this.onSubgraphTypeChangeGlobalOutput.bind(this);
    this.addWidget("button", "Open Graph", null, function(a, b) {
      b.openSubgraph(c.subgraph);
    });
    this.bgcolor = "#353";
  }
  function n() {
    var c = "input_" + (1000 * Math.random()).toFixed();
    this.addOutput(c, null);
    this.properties = {name:c, type:null};
    var a = this;
    Object.defineProperty(this.properties, "name", {get:function() {
      return c;
    }, set:function(b) {
      if ("" != b) {
        var e = a.getOutputInfo(0);
        e.name != b && (e.name = b, a.graph && a.graph.renameGlobalInput(c, b), c = b);
      }
    }, enumerable:!0});
    Object.defineProperty(this.properties, "type", {get:function() {
      return a.outputs[0].type;
    }, set:function(b) {
      a.outputs[0].type = b;
      a.graph && a.graph.changeGlobalInputType(c, a.outputs[0].type);
    }, enumerable:!0});
  }
  function d() {
    var c = "output_" + (1000 * Math.random()).toFixed();
    this.addInput(c, null);
    this._value = null;
    this.properties = {name:c, type:null};
    var a = this;
    Object.defineProperty(this.properties, "name", {get:function() {
      return c;
    }, set:function(b) {
      if ("" != b) {
        var e = a.getInputInfo(0);
        e.name != b && (e.name = b, a.graph && a.graph.renameGlobalOutput(c, b), c = b);
      }
    }, enumerable:!0});
    Object.defineProperty(this.properties, "type", {get:function() {
      return a.inputs[0].type;
    }, set:function(b) {
      a.inputs[0].type = b;
      a.graph && a.graph.changeGlobalInputType(c, a.inputs[0].type);
    }, enumerable:!0});
  }
  function q() {
    this.addOutput("value", "number");
    this.addProperty("value", 1.0);
    this.editable = {property:"value", type:"number"};
  }
  function t() {
    this.size = [60, 20];
    this.addInput("value", 0, {label:""});
    this.addOutput("value", 0, {label:""});
    this.addProperty("value", "");
  }
  function v() {
    this.addInput("in", 0);
    this.addOutput("out", 0);
    this.size = [40, 20];
  }
  function w() {
    this.mode = m.ON_EVENT;
    this.size = [60, 20];
    this.addProperty("msg", "");
    this.addInput("log", m.EVENT);
    this.addInput("msg", 0);
  }
  function k() {
    this.size = [60, 20];
    this.addProperty("onExecute", "");
    this.addInput("in", "");
    this.addInput("in2", "");
    this.addOutput("out", "");
    this.addOutput("out2", "");
    this._func = null;
  }
  var m = u.LiteGraph;
  f.title = "Time";
  f.desc = "Time";
  f.prototype.onExecute = function() {
    this.setOutputData(0, 1000 * this.graph.globaltime);
    this.setOutputData(1, this.graph.globaltime);
  };
  m.registerNodeType("basic/time", f);
  h.title = "Subgraph";
  h.desc = "Graph inside a node";
  h.prototype.onSubgraphNewGlobalInput = function(c, a) {
    this.addInput(c, a);
  };
  h.prototype.onSubgraphRenamedGlobalInput = function(c, a) {
    c = this.findInputSlot(c);
    -1 != c && (this.getInputInfo(c).name = a);
  };
  h.prototype.onSubgraphTypeChangeGlobalInput = function(c, a) {
    c = this.findInputSlot(c);
    -1 != c && (this.getInputInfo(c).type = a);
  };
  h.prototype.onSubgraphNewGlobalOutput = function(c, a) {
    this.addOutput(c, a);
  };
  h.prototype.onSubgraphRenamedGlobalOutput = function(c, a) {
    c = this.findOutputSlot(c);
    -1 != c && (this.getOutputInfo(c).name = a);
  };
  h.prototype.onSubgraphTypeChangeGlobalOutput = function(c, a) {
    c = this.findOutputSlot(c);
    -1 != c && (this.getOutputInfo(c).type = a);
  };
  h.prototype.getExtraMenuOptions = function(c) {
    var a = this;
    return [{content:"Open", callback:function() {
      c.openSubgraph(a.subgraph);
    }}];
  };
  h.prototype.onDrawForeground = function(c, a) {
  };
  h.prototype.onResize = function(c) {
    c[1] += 20;
  };
  h.prototype.onExecute = function() {
    if (this.inputs) {
      for (var c = 0; c < this.inputs.length; c++) {
        var a = this.inputs[c], b = this.getInputData(c);
        this.subgraph.setGlobalInputData(a.name, b);
      }
    }
    this.subgraph.runStep();
    if (this.outputs) {
      for (c = 0; c < this.outputs.length; c++) {
        b = this.subgraph.getGlobalOutputData(this.outputs[c].name), this.setOutputData(c, b);
      }
    }
  };
  h.prototype.configure = function(c) {
    LGraphNode.prototype.configure.call(this, c);
  };
  h.prototype.serialize = function() {
    var c = LGraphNode.prototype.serialize.call(this);
    c.subgraph = this.subgraph.serialize();
    return c;
  };
  h.prototype.clone = function() {
    var c = m.createNode(this.type), a = this.serialize();
    delete a.id;
    delete a.inputs;
    delete a.outputs;
    c.configure(a);
    return c;
  };
  m.registerNodeType("graph/subgraph", h);
  n.title = "Input";
  n.desc = "Input of the graph";
  n.prototype.onAdded = function() {
    this.graph.addGlobalInput(this.properties.name, this.properties.type);
  };
  n.prototype.onExecute = function() {
    var c = this.graph.global_inputs[this.properties.name];
    c && this.setOutputData(0, c.value);
  };
  m.registerNodeType("graph/input", n);
  d.title = "Output";
  d.desc = "Output of the graph";
  d.prototype.onAdded = function() {
    this.graph.addGlobalOutput(this.properties.name, this.properties.type);
  };
  d.prototype.getValue = function() {
    return this._value;
  };
  d.prototype.onExecute = function() {
    this._value = this.getInputData(0);
    this.graph.setGlobalOutputData(this.properties.name, this._value);
  };
  m.registerNodeType("graph/output", d);
  q.title = "Const";
  q.desc = "Constant value";
  q.prototype.setValue = function(c) {
    "string" == typeof c && (c = parseFloat(c));
    this.properties.value = c;
    this.setDirtyCanvas(!0);
  };
  q.prototype.onExecute = function() {
    this.setOutputData(0, parseFloat(this.properties.value));
  };
  q.prototype.onDrawBackground = function(c) {
    this.outputs[0].label = this.properties.value.toFixed(3);
  };
  q.prototype.onWidget = function(c, a) {
    "value" == a.name && this.setValue(a.value);
  };
  m.registerNodeType("basic/const", q);
  t.title = "Watch";
  t.desc = "Show value of input";
  t.prototype.onExecute = function() {
    this.properties.value = this.getInputData(0);
    this.setOutputData(0, this.properties.value);
  };
  t.prototype.onDrawBackground = function(c) {
    this.inputs[0] && null != this.properties.value && (this.inputs[0].label = this.properties.value.constructor === Number ? this.properties.value.toFixed(3) : String(this.properties.value));
  };
  m.registerNodeType("basic/watch", t);
  v.title = "Pass";
  v.desc = "Allows to connect different types";
  v.prototype.onExecute = function() {
    this.setOutputData(0, this.getInputData(0));
  };
  m.registerNodeType("basic/pass", v);
  w.title = "Console";
  w.desc = "Show value inside the console";
  w.prototype.onAction = function(c, a) {
    "log" == c ? console.log(a) : "warn" == c ? console.warn(a) : "error" == c && console.error(a);
  };
  w.prototype.onExecute = function() {
    var c = this.getInputData(1);
    null !== c && (this.properties.msg = c);
    console.log(c);
  };
  w.prototype.onGetInputs = function() {
    return [["log", m.ACTION], ["warn", m.ACTION], ["error", m.ACTION]];
  };
  m.registerNodeType("basic/console", w);
  k.title = "Script";
  k.desc = "executes a code";
  k.widgets_info = {onExecute:{type:"code"}};
  k.prototype.onPropertyChanged = function(c, a) {
    if ("onExecute" == c && m.allow_scripts) {
      this._func = null;
      try {
        this._func = new Function(a);
      } catch (b) {
        console.error("Error parsing script"), console.error(b);
      }
    }
  };
  k.prototype.onExecute = function() {
    if (this._func) {
      try {
        this._func.call(this);
      } catch (c) {
        console.error("Error in script"), console.error(c);
      }
    }
  };
  m.registerNodeType("basic/script", k);
})(this);
(function(u) {
  function f() {
    this.size = [60, 20];
    this.addInput("event", d.ACTION);
  }
  function h() {
    this.size = [60, 20];
    this.addInput("event", d.ACTION);
    this.addOutput("event", d.EVENT);
    this.properties = {equal_to:"", has_property:"", property_equal_to:""};
  }
  function n() {
    this.size = [60, 20];
    this.addProperty("time", 1000);
    this.addInput("event", d.ACTION);
    this.addOutput("on_time", d.EVENT);
    this._pending = [];
  }
  var d = u.LiteGraph;
  f.title = "Log Event";
  f.desc = "Log event in console";
  f.prototype.onAction = function(d, f) {
    console.log(d, f);
  };
  d.registerNodeType("events/log", f);
  h.title = "Filter Event";
  h.desc = "Blocks events that do not match the filter";
  h.prototype.onAction = function(d, f) {
    if (null != f && (!this.properties.equal_to || this.properties.equal_to == f)) {
      if (this.properties.has_property && (d = f[this.properties.has_property], null == d || this.properties.property_equal_to && this.properties.property_equal_to != d)) {
        return;
      }
      this.triggerSlot(0, f);
    }
  };
  d.registerNodeType("events/filter", h);
  n.title = "Delay";
  n.desc = "Delays one event";
  n.prototype.onAction = function(d, f) {
    this._pending.push([this.properties.time, f]);
  };
  n.prototype.onExecute = function() {
    for (var d = 1000 * this.graph.elapsed_time, f = 0; f < this._pending.length; ++f) {
      var h = this._pending[f];
      h[0] -= d;
      0 < h[0] || (this._pending.splice(f, 1), --f, this.trigger(null, h[1]));
    }
  };
  n.prototype.onGetInputs = function() {
    return [["event", d.ACTION]];
  };
  d.registerNodeType("events/delay", n);
})(this);
(function(u) {
  function f() {
    this.addOutput("clicked", m.EVENT);
    this.addProperty("text", "");
    this.addProperty("font_size", 40);
    this.addProperty("message", "");
    this.size = [64, 84];
  }
  function h() {
    this.addInput("", "boolean");
    this.addInput("e", m.ACTION);
    this.addOutput("v", "boolean");
    this.addOutput("e", m.EVENT);
    this.properties = {font:"", value:!1};
    this.size = [124, 64];
  }
  function n() {
    this.addOutput("", "number");
    this.size = [74, 54];
    this.properties = {min:-1000, max:1000, value:1, step:1};
    this.old_y = -1;
    this._precision = this._remainder = 0;
    this.mouse_captured = !1;
  }
  function d() {
    this.addOutput("", "number");
    this.size = [64, 84];
    this.properties = {min:0, max:1, value:0.5, wcolor:"#7AF", size:50};
  }
  function q() {
    this.addOutput("", "number");
    this.properties = {value:0.5, min:0, max:1, text:"V"};
    var c = this;
    this.size = [80, 60];
    this.slider = this.addWidget("slider", "V", this.properties.value, function(a) {
      c.properties.value = a;
    }, this.properties);
  }
  function t() {
    this.size = [160, 26];
    this.addOutput("", "number");
    this.properties = {wcolor:"#7AF", min:0, max:1, value:0.5};
  }
  function v() {
    this.size = [160, 26];
    this.addInput("", "number");
    this.properties = {min:0, max:1, value:0, wcolor:"#AAF"};
  }
  function w() {
    this.addInputs("", 0);
    this.properties = {value:"...", font:"Arial", fontsize:18, color:"#AAA", align:"left", glowSize:0, decimals:1};
  }
  function k() {
    this.size = [200, 100];
    this.properties = {borderColor:"#ffffff", bgcolorTop:"#f0f0f0", bgcolorBottom:"#e0e0e0", shadowSize:2, borderRadius:3};
  }
  var m = u.LiteGraph;
  f.title = "Button";
  f.desc = "Triggers an event";
  f.font = "Arial";
  f.prototype.onDrawForeground = function(c) {
    if (!this.flags.collapsed && (c.fillStyle = "black", c.fillRect(1, 1, this.size[0] - 3, this.size[1] - 3), c.fillStyle = "#AAF", c.fillRect(0, 0, this.size[0] - 3, this.size[1] - 3), c.fillStyle = this.clicked ? "white" : this.mouseOver ? "#668" : "#334", c.fillRect(1, 1, this.size[0] - 4, this.size[1] - 4), this.properties.text || 0 === this.properties.text)) {
      var a = this.properties.font_size || 30;
      c.textAlign = "center";
      c.fillStyle = this.clicked ? "black" : "white";
      c.font = a + "px " + f.font;
      c.fillText(this.properties.text, 0.5 * this.size[0], 0.5 * this.size[1] + 0.3 * a);
      c.textAlign = "left";
    }
  };
  f.prototype.onMouseDown = function(c, a) {
    if (1 < a[0] && 1 < a[1] && a[0] < this.size[0] - 2 && a[1] < this.size[1] - 2) {
      return this.clicked = !0, this.trigger("clicked", this.properties.message), !0;
    }
  };
  f.prototype.onMouseUp = function(c) {
    this.clicked = !1;
  };
  m.registerNodeType("widget/button", f);
  h.title = "Toggle";
  h.desc = "Toggles between true or false";
  h.prototype.onDrawForeground = function(c) {
    if (!this.flags.collapsed) {
      var a = 0.5 * this.size[1], b = 0.8 * this.size[1];
      c.fillStyle = "#AAA";
      c.fillRect(10, b - a, a, a);
      c.fillStyle = this.properties.value ? "#AEF" : "#000";
      c.fillRect(10 + 0.25 * a, b - a + 0.25 * a, .5 * a, .5 * a);
      c.textAlign = "left";
      c.font = this.properties.font || (0.8 * a).toFixed(0) + "px Arial";
      c.fillStyle = "#AAA";
      c.fillText(this.title, a + 20, 0.85 * b);
      c.textAlign = "left";
    }
  };
  h.prototype.onAction = function(c) {
    this.properties.value = !this.properties.value;
    this.trigger("e", this.properties.value);
  };
  h.prototype.onExecute = function() {
    var c = this.getInputData(0);
    null != c && (this.properties.value = c);
    this.setOutputData(0, this.properties.value);
  };
  h.prototype.onMouseDown = function(c, a) {
    if (1 < a[0] && 1 < a[1] && a[0] < this.size[0] - 2 && a[1] < this.size[1] - 2) {
      return this.properties.value = !this.properties.value, this.graph._version++, this.trigger("e", this.properties.value), !0;
    }
  };
  m.registerNodeType("widget/toggle", h);
  n.title = "Number";
  n.desc = "Widget to select number value";
  n.pixels_threshold = 10;
  n.markers_color = "#666";
  n.prototype.onDrawForeground = function(c) {
    var a = 0.5 * this.size[0], b = this.size[1];
    30 < b ? (c.fillStyle = n.markers_color, c.beginPath(), c.moveTo(a, 0.1 * b), c.lineTo(a + 0.1 * b, 0.2 * b), c.lineTo(a + -0.1 * b, 0.2 * b), c.fill(), c.beginPath(), c.moveTo(a, 0.9 * b), c.lineTo(a + 0.1 * b, 0.8 * b), c.lineTo(a + -0.1 * b, 0.8 * b), c.fill(), c.font = (0.7 * b).toFixed(1) + "px Arial") : c.font = (0.8 * b).toFixed(1) + "px Arial";
    c.textAlign = "center";
    c.font = (0.7 * b).toFixed(1) + "px Arial";
    c.fillStyle = "#EEE";
    c.fillText(this.properties.value.toFixed(this._precision), a, 0.75 * b);
  };
  n.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  n.prototype.onPropertyChanged = function(c, a) {
    c = (this.properties.step + "").split(".");
    this._precision = 1 < c.length ? c[1].length : 0;
  };
  n.prototype.onMouseDown = function(c, a) {
    if (!(0 > a[1])) {
      return this.old_y = c.canvasY, this.captureInput(!0), this.mouse_captured = !0;
    }
  };
  n.prototype.onMouseMove = function(c) {
    if (this.mouse_captured) {
      var a = this.old_y - c.canvasY;
      c.shiftKey && (a *= 10);
      if (c.metaKey || c.altKey) {
        a *= 0.1;
      }
      this.old_y = c.canvasY;
      c = this._remainder + a / n.pixels_threshold;
      this._remainder = c % 1;
      c = Math.clamp(this.properties.value + (c | 0) * this.properties.step, this.properties.min, this.properties.max);
      this.properties.value = c;
      this.graph._version++;
      this.setDirtyCanvas(!0);
    }
  };
  n.prototype.onMouseUp = function(c, a) {
    200 > c.click_time && (this.properties.value = Math.clamp(this.properties.value + (a[1] > 0.5 * this.size[1] ? -1 : 1) * this.properties.step, this.properties.min, this.properties.max), this.graph._version++, this.setDirtyCanvas(!0));
    this.mouse_captured && (this.mouse_captured = !1, this.captureInput(!1));
  };
  m.registerNodeType("widget/number", n);
  d.title = "Knob";
  d.desc = "Circular controller";
  d.widgets = [{name:"increase", text:"+", type:"minibutton"}, {name:"decrease", text:"-", type:"minibutton"}];
  d.prototype.onAdded = function() {
    this.value = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min);
    this.imgbg = this.loadImage("imgs/knob_bg.png");
    this.imgfg = this.loadImage("imgs/knob_fg.png");
  };
  d.prototype.onDrawImageKnob = function(c) {
    if (this.imgfg && this.imgfg.width) {
      var a = 0.5 * this.imgbg.width, b = this.size[0] / this.imgfg.width;
      c.save();
      c.translate(0, 20);
      c.scale(b, b);
      c.drawImage(this.imgbg, 0, 0);
      c.translate(a, a);
      c.rotate(2 * this.value * Math.PI * 6 / 8 + 10 * Math.PI / 8);
      c.translate(-a, -a);
      c.drawImage(this.imgfg, 0, 0);
      c.restore();
      this.title && (c.font = "bold 16px Criticized,Tahoma", c.fillStyle = "rgba(100,100,100,0.8)", c.textAlign = "center", c.fillText(this.title.toUpperCase(), 0.5 * this.size[0], 18), c.textAlign = "left");
    }
  };
  d.prototype.onDrawVectorKnob = function(c) {
    if (this.imgfg && this.imgfg.width) {
      c.lineWidth = 1;
      c.strokeStyle = this.mouseOver ? "#FFF" : "#AAA";
      c.fillStyle = "#000";
      c.beginPath();
      c.arc(0.5 * this.size[0], 0.5 * this.size[1] + 10, 0.5 * this.properties.size, 0, 2 * Math.PI, !0);
      c.stroke();
      0 < this.value && (c.strokeStyle = this.properties.wcolor, c.lineWidth = 0.2 * this.properties.size, c.beginPath(), c.arc(0.5 * this.size[0], 0.5 * this.size[1] + 10, 0.35 * this.properties.size, -0.5 * Math.PI + 2 * Math.PI * this.value, -0.5 * Math.PI, !0), c.stroke(), c.lineWidth = 1);
      c.font = 0.2 * this.properties.size + "px Arial";
      c.fillStyle = "#AAA";
      c.textAlign = "center";
      var a = this.properties.value;
      "number" == typeof a && (a = a.toFixed(2));
      c.fillText(a, 0.5 * this.size[0], 0.65 * this.size[1]);
      c.textAlign = "left";
    }
  };
  d.prototype.onDrawForeground = function(c) {
    this.onDrawImageKnob(c);
  };
  d.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
    this.boxcolor = m.colorToString([this.value, this.value, this.value]);
  };
  d.prototype.onMouseDown = function(c) {
    if (this.imgfg && this.imgfg.width) {
      this.center = [0.5 * this.size[0], 0.5 * this.size[1] + 20];
      this.radius = 0.5 * this.size[0];
      if (20 > c.canvasY - this.pos[1] || m.distance([c.canvasX, c.canvasY], [this.pos[0] + this.center[0], this.pos[1] + this.center[1]]) > this.radius) {
        return !1;
      }
      this.oldmouse = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
      this.captureInput(!0);
      return !0;
    }
  };
  d.prototype.onMouseMove = function(c) {
    if (this.oldmouse) {
      c = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
      var a = this.value;
      a -= 0.01 * (c[1] - this.oldmouse[1]);
      1.0 < a ? a = 1.0 : 0.0 > a && (a = 0.0);
      this.value = a;
      this.properties.value = this.properties.min + (this.properties.max - this.properties.min) * this.value;
      this.oldmouse = c;
      this.setDirtyCanvas(!0);
    }
  };
  d.prototype.onMouseUp = function(c) {
    this.oldmouse && (this.oldmouse = null, this.captureInput(!1));
  };
  d.prototype.onMouseLeave = function(c) {
  };
  d.prototype.onWidget = function(c, a) {
    if ("increase" == a.name) {
      this.onPropertyChanged("size", this.properties.size + 10);
    } else {
      if ("decrease" == a.name) {
        this.onPropertyChanged("size", this.properties.size - 10);
      }
    }
  };
  d.prototype.onPropertyChanged = function(c, a) {
    if ("wcolor" == c) {
      this.properties[c] = a;
    } else {
      if ("size" == c) {
        a = parseInt(a), this.properties[c] = a, this.size = [a + 4, a + 24], this.setDirtyCanvas(!0, !0);
      } else {
        if ("min" == c || "max" == c || "value" == c) {
          this.properties[c] = parseFloat(a);
        } else {
          return !1;
        }
      }
    }
    return !0;
  };
  m.registerNodeType("widget/knob", d);
  q.title = "Internal Slider";
  q.prototype.onPropertyChanged = function(c, a) {
    "value" == c && (this.slider.value = a);
  };
  q.prototype.onExecute = function() {
    this.setOutputData(0, this.properties.value);
  };
  m.registerNodeType("widget/internal_slider", q);
  t.title = "H.Slider";
  t.desc = "Linear slider controller";
  t.prototype.onAdded = function() {
    this.value = 0.5;
    this.imgfg = this.loadImage("imgs/slider_fg.png");
  };
  t.prototype.onDrawVectorial = function(c) {
    this.imgfg && this.imgfg.width && (c.lineWidth = 1, c.strokeStyle = this.mouseOver ? "#FFF" : "#AAA", c.fillStyle = "#000", c.beginPath(), c.rect(2, 0, this.size[0] - 4, 20), c.stroke(), c.fillStyle = this.properties.wcolor, c.beginPath(), c.rect(2 + (this.size[0] - 4 - 20) * this.value, 0, 20, 20), c.fill());
  };
  t.prototype.onDrawImage = function(c) {
    this.imgfg && this.imgfg.width && (c.lineWidth = 1, c.fillStyle = "#000", c.fillRect(2, 9, this.size[0] - 4, 2), c.strokeStyle = "#333", c.beginPath(), c.moveTo(2, 9), c.lineTo(this.size[0] - 4, 9), c.stroke(), c.strokeStyle = "#AAA", c.beginPath(), c.moveTo(2, 11), c.lineTo(this.size[0] - 4, 11), c.stroke(), c.drawImage(this.imgfg, 2 + (this.size[0] - 4) * this.value - 0.5 * this.imgfg.width, 0.5 * -this.imgfg.height + 10));
  };
  t.prototype.onDrawForeground = function(c) {
    this.onDrawImage(c);
  };
  t.prototype.onExecute = function() {
    this.properties.value = this.properties.min + (this.properties.max - this.properties.min) * this.value;
    this.setOutputData(0, this.properties.value);
    this.boxcolor = m.colorToString([this.value, this.value, this.value]);
  };
  t.prototype.onMouseDown = function(c) {
    if (0 > c.canvasY - this.pos[1]) {
      return !1;
    }
    this.oldmouse = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
    this.captureInput(!0);
    return !0;
  };
  t.prototype.onMouseMove = function(c) {
    if (this.oldmouse) {
      c = [c.canvasX - this.pos[0], c.canvasY - this.pos[1]];
      var a = this.value;
      a += (c[0] - this.oldmouse[0]) / this.size[0];
      1.0 < a ? a = 1.0 : 0.0 > a && (a = 0.0);
      this.value = a;
      this.oldmouse = c;
      this.setDirtyCanvas(!0);
    }
  };
  t.prototype.onMouseUp = function(c) {
    this.oldmouse = null;
    this.captureInput(!1);
  };
  t.prototype.onMouseLeave = function(c) {
  };
  t.prototype.onPropertyChanged = function(c, a) {
    if ("wcolor" == c) {
      this.properties[c] = a;
    } else {
      return !1;
    }
    return !0;
  };
  m.registerNodeType("widget/hslider", t);
  v.title = "Progress";
  v.desc = "Shows data in linear progress";
  v.prototype.onExecute = function() {
    var c = this.getInputData(0);
    void 0 != c && (this.properties.value = c);
  };
  v.prototype.onDrawForeground = function(c) {
    c.lineWidth = 1;
    c.fillStyle = this.properties.wcolor;
    var a = (this.properties.value - this.properties.min) / (this.properties.max - this.properties.min);
    a = Math.min(1, a);
    a = Math.max(0, a);
    c.fillRect(2, 2, (this.size[0] - 4) * a, this.size[1] - 4);
  };
  m.registerNodeType("widget/progress", v);
  w.title = "Text";
  w.desc = "Shows the input value";
  w.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"led_text", text:"LED", type:"minibutton"}, {name:"normal_text", text:"Normal", type:"minibutton"}];
  w.prototype.onDrawForeground = function(c) {
    c.fillStyle = this.properties.color;
    var a = this.properties.value;
    this.properties.glowSize ? (c.shadowColor = this.properties.color, c.shadowOffsetX = 0, c.shadowOffsetY = 0, c.shadowBlur = this.properties.glowSize) : c.shadowColor = "transparent";
    var b = this.properties.fontsize;
    c.textAlign = this.properties.align;
    c.font = b.toString() + "px " + this.properties.font;
    this.str = "number" == typeof a ? a.toFixed(this.properties.decimals) : a;
    if ("string" == typeof this.str) {
      a = this.str.split("\\n");
      for (var e in a) {
        c.fillText(a[e], "left" == this.properties.align ? 15 : this.size[0] - 15, -0.15 * b + b * (parseInt(e) + 1));
      }
    }
    c.shadowColor = "transparent";
    this.last_ctx = c;
    c.textAlign = "left";
  };
  w.prototype.onExecute = function() {
    var c = this.getInputData(0);
    null != c && (this.properties.value = c);
  };
  w.prototype.resize = function() {
    if (this.last_ctx) {
      var c = this.str.split("\\n");
      this.last_ctx.font = this.properties.fontsize + "px " + this.properties.font;
      var a = 0, b;
      for (b in c) {
        var e = this.last_ctx.measureText(c[b]).width;
        a < e && (a = e);
      }
      this.size[0] = a + 20;
      this.size[1] = 4 + c.length * this.properties.fontsize;
      this.setDirtyCanvas(!0);
    }
  };
  w.prototype.onWidget = function(c, a) {
    "resize" == a.name ? this.resize() : "led_text" == a.name ? (this.properties.font = "Digital", this.properties.glowSize = 4, this.setDirtyCanvas(!0)) : "normal_text" == a.name && (this.properties.font = "Arial", this.setDirtyCanvas(!0));
  };
  w.prototype.onPropertyChanged = function(c, a) {
    this.properties[c] = a;
    this.str = "number" == typeof a ? a.toFixed(3) : a;
    return !0;
  };
  m.registerNodeType("widget/text", w);
  k.title = "Panel";
  k.desc = "Non interactive panel";
  k.widgets = [{name:"update", text:"Update", type:"button"}];
  k.prototype.createGradient = function(c) {
    "" == this.properties.bgcolorTop || "" == this.properties.bgcolorBottom ? this.lineargradient = 0 : (this.lineargradient = c.createLinearGradient(0, 0, 0, this.size[1]), this.lineargradient.addColorStop(0, this.properties.bgcolorTop), this.lineargradient.addColorStop(1, this.properties.bgcolorBottom));
  };
  k.prototype.onDrawForeground = function(c) {
    null == this.lineargradient && this.createGradient(c);
    this.lineargradient && (c.lineWidth = 1, c.strokeStyle = this.properties.borderColor, c.fillStyle = this.lineargradient, this.properties.shadowSize ? (c.shadowColor = "#000", c.shadowOffsetX = 0, c.shadowOffsetY = 0, c.shadowBlur = this.properties.shadowSize) : c.shadowColor = "transparent", c.roundRect(0, 0, this.size[0] - 1, this.size[1] - 1, this.properties.shadowSize), c.fill(), c.shadowColor = "transparent", c.stroke());
  };
  k.prototype.onWidget = function(c, a) {
    "update" == a.name && (this.lineargradient = null, this.setDirtyCanvas(!0));
  };
  m.registerNodeType("widget/panel", k);
})(this);
(function(u) {
  function f() {
    this.addOutput("left_x_axis", "number");
    this.addOutput("left_y_axis", "number");
    this.addOutput("button_pressed", h.EVENT);
    this.properties = {gamepad_index:0, threshold:0.1};
    this._left_axis = new Float32Array(2);
    this._right_axis = new Float32Array(2);
    this._triggers = new Float32Array(2);
    this._previous_buttons = new Uint8Array(17);
    this._current_buttons = new Uint8Array(17);
  }
  var h = u.LiteGraph;
  f.title = "Gamepad";
  f.desc = "gets the input of the gamepad";
  f.zero = new Float32Array(2);
  f.buttons = "a b x y lb rb lt rt back start ls rs home".split(" ");
  f.prototype.onExecute = function() {
    var h = this.getGamepad(), d = this.properties.threshold || 0.0;
    h && (this._left_axis[0] = Math.abs(h.xbox.axes.lx) > d ? h.xbox.axes.lx : 0, this._left_axis[1] = Math.abs(h.xbox.axes.ly) > d ? h.xbox.axes.ly : 0, this._right_axis[0] = Math.abs(h.xbox.axes.rx) > d ? h.xbox.axes.rx : 0, this._right_axis[1] = Math.abs(h.xbox.axes.ry) > d ? h.xbox.axes.ry : 0, this._triggers[0] = Math.abs(h.xbox.axes.ltrigger) > d ? h.xbox.axes.ltrigger : 0, this._triggers[1] = Math.abs(h.xbox.axes.rtrigger) > d ? h.xbox.axes.rtrigger : 0);
    if (this.outputs) {
      for (d = 0; d < this.outputs.length; d++) {
        var q = this.outputs[d];
        if (q.links && q.links.length) {
          var t = null;
          if (h) {
            switch(q.name) {
              case "left_axis":
                t = this._left_axis;
                break;
              case "right_axis":
                t = this._right_axis;
                break;
              case "left_x_axis":
                t = this._left_axis[0];
                break;
              case "left_y_axis":
                t = this._left_axis[1];
                break;
              case "right_x_axis":
                t = this._right_axis[0];
                break;
              case "right_y_axis":
                t = this._right_axis[1];
                break;
              case "trigger_left":
                t = this._triggers[0];
                break;
              case "trigger_right":
                t = this._triggers[1];
                break;
              case "a_button":
                t = h.xbox.buttons.a ? 1 : 0;
                break;
              case "b_button":
                t = h.xbox.buttons.b ? 1 : 0;
                break;
              case "x_button":
                t = h.xbox.buttons.x ? 1 : 0;
                break;
              case "y_button":
                t = h.xbox.buttons.y ? 1 : 0;
                break;
              case "lb_button":
                t = h.xbox.buttons.lb ? 1 : 0;
                break;
              case "rb_button":
                t = h.xbox.buttons.rb ? 1 : 0;
                break;
              case "ls_button":
                t = h.xbox.buttons.ls ? 1 : 0;
                break;
              case "rs_button":
                t = h.xbox.buttons.rs ? 1 : 0;
                break;
              case "start_button":
                t = h.xbox.buttons.start ? 1 : 0;
                break;
              case "back_button":
                t = h.xbox.buttons.back ? 1 : 0;
                break;
              case "button_pressed":
                for (q = 0; q < this._current_buttons.length; ++q) {
                  this._current_buttons[q] && !this._previous_buttons[q] && this.triggerSlot(d, f.buttons[q]);
                }
            }
          } else {
            switch(q.name) {
              case "button_pressed":
                break;
              case "left_axis":
              case "right_axis":
                t = f.zero;
                break;
              default:
                t = 0;
            }
          }
          this.setOutputData(d, t);
        }
      }
    }
  };
  f.prototype.getGamepad = function() {
    var f = navigator.getGamepads || navigator.webkitGetGamepads || navigator.mozGetGamepads;
    if (!f) {
      return null;
    }
    f = f.call(navigator);
    this._previous_buttons.set(this._current_buttons);
    for (var d = this.properties.gamepad_index; 4 > d; d++) {
      if (f[d]) {
        f = f[d];
        d = this.xbox_mapping;
        d || (d = this.xbox_mapping = {axes:[], buttons:{}, hat:""});
        d.axes.lx = f.axes[0];
        d.axes.ly = f.axes[1];
        d.axes.rx = f.axes[2];
        d.axes.ry = f.axes[3];
        d.axes.ltrigger = f.buttons[6].value;
        d.axes.rtrigger = f.buttons[7].value;
        for (var h = 0; h < f.buttons.length; h++) {
          switch(this._current_buttons[h] = f.buttons[h].pressed, h) {
            case 0:
              d.buttons.a = f.buttons[h].pressed;
              break;
            case 1:
              d.buttons.b = f.buttons[h].pressed;
              break;
            case 2:
              d.buttons.x = f.buttons[h].pressed;
              break;
            case 3:
              d.buttons.y = f.buttons[h].pressed;
              break;
            case 4:
              d.buttons.lb = f.buttons[h].pressed;
              break;
            case 5:
              d.buttons.rb = f.buttons[h].pressed;
              break;
            case 6:
              d.buttons.lt = f.buttons[h].pressed;
              break;
            case 7:
              d.buttons.rt = f.buttons[h].pressed;
              break;
            case 8:
              d.buttons.back = f.buttons[h].pressed;
              break;
            case 9:
              d.buttons.start = f.buttons[h].pressed;
              break;
            case 10:
              d.buttons.ls = f.buttons[h].pressed;
              break;
            case 11:
              d.buttons.rs = f.buttons[h].pressed;
              break;
            case 12:
              f.buttons[h].pressed && (d.hat += "up");
              break;
            case 13:
              f.buttons[h].pressed && (d.hat += "down");
              break;
            case 14:
              f.buttons[h].pressed && (d.hat += "left");
              break;
            case 15:
              f.buttons[h].pressed && (d.hat += "right");
              break;
            case 16:
              d.buttons.home = f.buttons[h].pressed;
          }
        }
        f.xbox = d;
        return f;
      }
    }
  };
  f.prototype.onDrawBackground = function(f) {
    if (!this.flags.collapsed) {
      var d = this._left_axis, h = this._right_axis;
      f.strokeStyle = "#88A";
      f.strokeRect(0.5 * (d[0] + 1) * this.size[0] - 4, 0.5 * (d[1] + 1) * this.size[1] - 4, 8, 8);
      f.strokeStyle = "#8A8";
      f.strokeRect(0.5 * (h[0] + 1) * this.size[0] - 4, 0.5 * (h[1] + 1) * this.size[1] - 4, 8, 8);
      d = this.size[1] / this._current_buttons.length;
      f.fillStyle = "#AEB";
      for (h = 0; h < this._current_buttons.length; ++h) {
        this._current_buttons[h] && f.fillRect(0, d * h, 6, d);
      }
    }
  };
  f.prototype.onGetOutputs = function() {
    return [["left_axis", "vec2"], ["right_axis", "vec2"], ["left_x_axis", "number"], ["left_y_axis", "number"], ["right_x_axis", "number"], ["right_y_axis", "number"], ["trigger_left", "number"], ["trigger_right", "number"], ["a_button", "number"], ["b_button", "number"], ["x_button", "number"], ["y_button", "number"], ["lb_button", "number"], ["rb_button", "number"], ["ls_button", "number"], ["rs_button", "number"], ["start", "number"], ["back", "number"], ["button_pressed", h.EVENT]];
  };
  h.registerNodeType("input/gamepad", f);
})(this);
(function(u) {
  function f() {
    this.addInput("in", "*");
    this.size = [60, 20];
  }
  function h() {
    this.addInput("in");
    this.addOutput("out");
    this.size = [60, 20];
  }
  function n() {
    this.addInput("in", "number", {locked:!0});
    this.addOutput("out", "number", {locked:!0});
    this.addProperty("in", 0);
    this.addProperty("in_min", 0);
    this.addProperty("in_max", 1);
    this.addProperty("out_min", 0);
    this.addProperty("out_max", 1);
    this.size = [80, 20];
  }
  function d() {
    this.addOutput("value", "number");
    this.addProperty("min", 0);
    this.addProperty("max", 1);
    this.size = [60, 20];
  }
  function q() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
    this.addProperty("min", 0);
    this.addProperty("max", 1);
  }
  function t() {
    this.properties = {f:0.5};
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("out", "number");
  }
  function v() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
  }
  function w() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
  }
  function k() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
  }
  function m() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
    this.properties = {A:0, B:1};
  }
  function c() {
    this.addInput("in", "number", {label:""});
    this.addOutput("out", "number", {label:""});
    this.size = [60, 20];
    this.addProperty("factor", 1);
  }
  function a() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.size = [60, 20];
    this.addProperty("samples", 10);
    this._values = new Float32Array(10);
    this._current = 0;
  }
  function b() {
    this.addInput("in", "number");
    this.addOutput("out", "number");
    this.addProperty("factor", 0.1);
    this.size = [60, 20];
    this._value = null;
  }
  function e() {
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("=", "number");
    this.addProperty("A", 1);
    this.addProperty("B", 1);
    this.addProperty("OP", "+", "enum", {values:e.values});
  }
  function z() {
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("A==B", "boolean");
    this.addOutput("A!=B", "boolean");
    this.addProperty("A", 0);
    this.addProperty("B", 0);
  }
  function g() {
    this.addInput("A", "number");
    this.addInput("B", "number");
    this.addOutput("out", "boolean");
    this.addProperty("A", 1);
    this.addProperty("B", 1);
    this.addProperty("OP", ">", "string", {values:g.values});
    this.size = [60, 40];
  }
  function l() {
    this.addInput("inc", "number");
    this.addOutput("total", "number");
    this.addProperty("increment", 1);
    this.addProperty("value", 0);
  }
  function p() {
    this.addInput("v", "number");
    this.addOutput("sin", "number");
    this.addProperty("amplitude", 1);
    this.addProperty("offset", 0);
    this.bgImageUrl = "nodes/imgs/icon-sin.png";
  }
  function A() {
    this.addInput("vec2", "vec2");
    this.addOutput("x", "number");
    this.addOutput("y", "number");
  }
  function G() {
    this.addInputs([["x", "number"], ["y", "number"]]);
    this.addOutput("vec2", "vec2");
    this.properties = {x:0, y:0};
    this._data = new Float32Array(2);
  }
  function x() {
    this.addInput("vec3", "vec3");
    this.addOutput("x", "number");
    this.addOutput("y", "number");
    this.addOutput("z", "number");
  }
  function E() {
    this.addInputs([["x", "number"], ["y", "number"], ["z", "number"]]);
    this.addOutput("vec3", "vec3");
    this.properties = {x:0, y:0, z:0};
    this._data = new Float32Array(3);
  }
  function H() {
    this.addInput("vec4", "vec4");
    this.addOutput("x", "number");
    this.addOutput("y", "number");
    this.addOutput("z", "number");
    this.addOutput("w", "number");
  }
  function C() {
    this.addInputs([["x", "number"], ["y", "number"], ["z", "number"], ["w", "number"]]);
    this.addOutput("vec4", "vec4");
    this.properties = {x:0, y:0, z:0, w:0};
    this._data = new Float32Array(4);
  }
  var y = u.LiteGraph;
  f.title = "Converter";
  f.desc = "type A to type B";
  f.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (null != a && this.outputs) {
      for (var b = 0; b < this.outputs.length; b++) {
        var c = this.outputs[b];
        if (c.links && c.links.length) {
          var e = null;
          switch(c.name) {
            case "number":
              e = a.length ? a[0] : parseFloat(a);
              break;
            case "vec2":
            case "vec3":
            case "vec4":
              e = 1;
              switch(c.name) {
                case "vec2":
                  e = 2;
                  break;
                case "vec3":
                  e = 3;
                  break;
                case "vec4":
                  e = 4;
              }e = new Float32Array(e);
              if (a.length) {
                for (c = 0; c < a.length && c < e.length; c++) {
                  e[c] = a[c];
                }
              } else {
                e[0] = parseFloat(a);
              }
          }
          this.setOutputData(b, e);
        }
      }
    }
  };
  f.prototype.onGetOutputs = function() {
    return [["number", "number"], ["vec2", "vec2"], ["vec3", "vec3"], ["vec4", "vec4"]];
  };
  y.registerNodeType("math/converter", f);
  h.title = "Bypass";
  h.desc = "removes the type";
  h.prototype.onExecute = function() {
    var a = this.getInputData(0);
    this.setOutputData(0, a);
  };
  y.registerNodeType("math/bypass", h);
  n.title = "Range";
  n.desc = "Convert a number from one range to another";
  n.prototype.getTitle = function() {
    return this.flags.collapsed ? (this._last_v || 0).toFixed(2) : this.title;
  };
  n.prototype.onExecute = function() {
    if (this.inputs) {
      for (var a = 0; a < this.inputs.length; a++) {
        var b = this.inputs[a], c = this.getInputData(a);
        void 0 !== c && (this.properties[b.name] = c);
      }
    }
    c = this.properties["in"];
    if (void 0 === c || null === c || c.constructor !== Number) {
      c = 0;
    }
    a = this.properties.in_min;
    b = this.properties.out_min;
    this._last_v = (c - a) / (this.properties.in_max - a) * (this.properties.out_max - b) + b;
    this.setOutputData(0, this._last_v);
  };
  n.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?";
  };
  n.prototype.onGetInputs = function() {
    return [["in_min", "number"], ["in_max", "number"], ["out_min", "number"], ["out_max", "number"]];
  };
  y.registerNodeType("math/range", n);
  d.title = "Rand";
  d.desc = "Random number";
  d.prototype.onExecute = function() {
    if (this.inputs) {
      for (var a = 0; a < this.inputs.length; a++) {
        var b = this.inputs[a], c = this.getInputData(a);
        void 0 !== c && (this.properties[b.name] = c);
      }
    }
    a = this.properties.min;
    this._last_v = Math.random() * (this.properties.max - a) + a;
    this.setOutputData(0, this._last_v);
  };
  d.prototype.onDrawBackground = function(a) {
    this.outputs[0].label = this._last_v ? this._last_v.toFixed(3) : "?";
  };
  d.prototype.onGetInputs = function() {
    return [["min", "number"], ["max", "number"]];
  };
  y.registerNodeType("math/rand", d);
  q.title = "Clamp";
  q.desc = "Clamp number between min and max";
  q.filter = "shader";
  q.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (a = Math.max(this.properties.min, a), a = Math.min(this.properties.max, a), this.setOutputData(0, a));
  };
  q.prototype.getCode = function(a) {
    a = "";
    this.isInputConnected(0) && (a += "clamp({{0}}," + this.properties.min + "," + this.properties.max + ")");
    return a;
  };
  y.registerNodeType("math/clamp", q);
  t.title = "Lerp";
  t.desc = "Linear Interpolation";
  t.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this.getInputData(1);
    null == b && (b = 0);
    var c = this.properties.f, e = this.getInputData(2);
    void 0 !== e && (c = e);
    this.setOutputData(0, a * (1 - c) + b * c);
  };
  t.prototype.onGetInputs = function() {
    return [["f", "number"]];
  };
  y.registerNodeType("math/lerp", t);
  v.title = "Abs";
  v.desc = "Absolute";
  v.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Math.abs(a));
  };
  y.registerNodeType("math/abs", v);
  w.title = "Floor";
  w.desc = "Floor number to remove fractional part";
  w.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, Math.floor(a));
  };
  y.registerNodeType("math/floor", w);
  k.title = "Frac";
  k.desc = "Returns fractional part";
  k.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a % 1);
  };
  y.registerNodeType("math/frac", k);
  m.title = "Smoothstep";
  m.desc = "Smoothstep";
  m.prototype.onExecute = function() {
    var a = this.getInputData(0);
    if (void 0 !== a) {
      var b = this.properties.A;
      a = Math.clamp((a - b) / (this.properties.B - b), 0.0, 1.0);
      this.setOutputData(0, a * a * (3 - 2 * a));
    }
  };
  y.registerNodeType("math/smoothstep", m);
  c.title = "Scale";
  c.desc = "v * factor";
  c.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && this.setOutputData(0, a * this.properties.factor);
  };
  y.registerNodeType("math/scale", c);
  a.title = "Average";
  a.desc = "Average Filter";
  a.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this._values.length;
    this._values[this._current % b] = a;
    this._current += 1;
    this._current > b && (this._current = 0);
    for (var c = a = 0; c < b; ++c) {
      a += this._values[c];
    }
    this.setOutputData(0, a / b);
  };
  a.prototype.onPropertyChanged = function(a, b) {
    1 > b && (b = 1);
    this.properties.samples = Math.round(b);
    a = this._values;
    this._values = new Float32Array(this.properties.samples);
    a.length <= this._values.length ? this._values.set(a) : this._values.set(a.subarray(0, this._values.length));
  };
  y.registerNodeType("math/average", a);
  b.title = "TendTo";
  b.desc = "moves the output value always closer to the input";
  b.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this.properties.factor;
    this._value = null == this._value ? a : this._value * (1 - b) + a * b;
    this.setOutputData(0, this._value);
  };
  y.registerNodeType("math/tendTo", b);
  e.values = "+-*/%^".split("");
  e.title = "Operation";
  e.desc = "Easy math operators";
  e["@OP"] = {type:"enum", title:"operation", values:e.values};
  e.prototype.getTitle = function() {
    return "A " + this.properties.OP + " B";
  };
  e.prototype.setValue = function(a) {
    "string" == typeof a && (a = parseFloat(a));
    this.properties.value = a;
  };
  e.prototype.onExecute = function() {
    var a = this.getInputData(0), b = this.getInputData(1);
    null != a ? this.properties.A = a : a = this.properties.A;
    null != b ? this.properties.B = b : b = this.properties.B;
    var c = 0;
    switch(this.properties.OP) {
      case "+":
        c = a + b;
        break;
      case "-":
        c = a - b;
        break;
      case "x":
      case "X":
      case "*":
        c = a * b;
        break;
      case "/":
        c = a / b;
        break;
      case "%":
        c = a % b;
        break;
      case "^":
        c = Math.pow(a, b);
        break;
      default:
        console.warn("Unknown operation: " + this.properties.OP);
    }
    this.setOutputData(0, c);
  };
  e.prototype.onDrawBackground = function(a) {
    this.flags.collapsed || (a.font = "40px Arial", a.fillStyle = "#CCC", a.textAlign = "center", a.fillText(this.properties.OP, 0.5 * this.size[0], 0.35 * this.size[1] + y.NODE_TITLE_HEIGHT), a.textAlign = "left");
  };
  y.registerNodeType("math/operation", e);
  z.title = "Compare";
  z.desc = "compares between two values";
  z.prototype.onExecute = function() {
    var a = this.getInputData(0), b = this.getInputData(1);
    void 0 !== a ? this.properties.A = a : a = this.properties.A;
    void 0 !== b ? this.properties.B = b : b = this.properties.B;
    for (var c = 0, e = this.outputs.length; c < e; ++c) {
      var d = this.outputs[c];
      if (d.links && d.links.length) {
        switch(d.name) {
          case "A==B":
            value = a == b;
            break;
          case "A!=B":
            value = a != b;
            break;
          case "A>B":
            value = a > b;
            break;
          case "A<B":
            value = a < b;
            break;
          case "A<=B":
            value = a <= b;
            break;
          case "A>=B":
            value = a >= b;
        }
        this.setOutputData(c, value);
      }
    }
  };
  z.prototype.onGetOutputs = function() {
    return [["A==B", "boolean"], ["A!=B", "boolean"], ["A>B", "boolean"], ["A<B", "boolean"], ["A>=B", "boolean"], ["A<=B", "boolean"]];
  };
  y.registerNodeType("math/compare", z);
  g.values = "> < == != <= >=".split(" ");
  g["@OP"] = {type:"enum", title:"operation", values:g.values};
  g.title = "Condition";
  g.desc = "evaluates condition between A and B";
  g.prototype.onExecute = function() {
    var a = this.getInputData(0);
    void 0 === a ? a = this.properties.A : this.properties.A = a;
    var b = this.getInputData(1);
    void 0 === b ? b = this.properties.B : this.properties.B = b;
    var c = !0;
    switch(this.properties.OP) {
      case ">":
        c = a > b;
        break;
      case "<":
        c = a < b;
        break;
      case "==":
        c = a == b;
        break;
      case "!=":
        c = a != b;
        break;
      case "<=":
        c = a <= b;
        break;
      case ">=":
        c = a >= b;
    }
    this.setOutputData(0, c);
  };
  y.registerNodeType("math/condition", g);
  l.title = "Accumulate";
  l.desc = "Increments a value every time";
  l.prototype.onExecute = function() {
    null === this.properties.value && (this.properties.value = 0);
    var a = this.getInputData(0);
    this.properties.value = null !== a ? this.properties.value + a : this.properties.value + this.properties.increment;
    this.setOutputData(0, this.properties.value);
  };
  y.registerNodeType("math/accumulate", l);
  p.title = "Trigonometry";
  p.desc = "Sin Cos Tan";
  p.filter = "shader";
  p.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = 0);
    var b = this.properties.amplitude, c = this.findInputSlot("amplitude");
    -1 != c && (b = this.getInputData(c));
    var e = this.properties.offset;
    c = this.findInputSlot("offset");
    -1 != c && (e = this.getInputData(c));
    c = 0;
    for (var d = this.outputs.length; c < d; ++c) {
      switch(this.outputs[c].name) {
        case "sin":
          value = Math.sin(a);
          break;
        case "cos":
          value = Math.cos(a);
          break;
        case "tan":
          value = Math.tan(a);
          break;
        case "asin":
          value = Math.asin(a);
          break;
        case "acos":
          value = Math.acos(a);
          break;
        case "atan":
          value = Math.atan(a);
      }
      this.setOutputData(c, b * value + e);
    }
  };
  p.prototype.onGetInputs = function() {
    return [["v", "number"], ["amplitude", "number"], ["offset", "number"]];
  };
  p.prototype.onGetOutputs = function() {
    return [["sin", "number"], ["cos", "number"], ["tan", "number"], ["asin", "number"], ["acos", "number"], ["atan", "number"]];
  };
  y.registerNodeType("math/trigonometry", p);
  var B = function() {
    this.addInputs("x", "number");
    this.addInputs("y", "number");
    this.addOutputs("", "number");
    this.properties = {x:1.0, y:1.0, formula:"x+y"};
  };
  B.title = "Formula";
  B.desc = "Compute safe formula";
  B.prototype.onExecute = function() {
    var a = this.getInputData(0), b = this.getInputData(1);
    null != a ? this.properties.x = a : a = this.properties.x;
    null != b ? this.properties.y = b : b = this.properties.y;
    a = math.eval(this.properties.formula, {x:a, y:b, T:this.graph.globaltime});
    this.setOutputData(0, a);
  };
  B.prototype.onDrawBackground = function() {
    this.outputs[0].label = this.properties.formula;
  };
  B.prototype.onGetOutputs = function() {
    return [["A-B", "number"], ["A*B", "number"], ["A/B", "number"]];
  };
  y.registerNodeType("math/formula", B);
  A.title = "Vec2->XY";
  A.desc = "vector 2 to components";
  A.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]));
  };
  y.registerNodeType("math3d/vec2-to-xyz", A);
  G.title = "XY->Vec2";
  G.desc = "components to vector2";
  G.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = this.properties.x);
    var b = this.getInputData(1);
    null == b && (b = this.properties.y);
    var c = this._data;
    c[0] = a;
    c[1] = b;
    this.setOutputData(0, c);
  };
  y.registerNodeType("math3d/xy-to-vec2", G);
  x.title = "Vec3->XYZ";
  x.desc = "vector 3 to components";
  x.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]), this.setOutputData(2, a[2]));
  };
  y.registerNodeType("math3d/vec3-to-xyz", x);
  E.title = "XYZ->Vec3";
  E.desc = "components to vector3";
  E.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = this.properties.x);
    var b = this.getInputData(1);
    null == b && (b = this.properties.y);
    var c = this.getInputData(2);
    null == c && (c = this.properties.z);
    var e = this._data;
    e[0] = a;
    e[1] = b;
    e[2] = c;
    this.setOutputData(0, e);
  };
  y.registerNodeType("math3d/xyz-to-vec3", E);
  H.title = "Vec4->XYZW";
  H.desc = "vector 4 to components";
  H.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null != a && (this.setOutputData(0, a[0]), this.setOutputData(1, a[1]), this.setOutputData(2, a[2]), this.setOutputData(3, a[3]));
  };
  y.registerNodeType("math3d/vec4-to-xyzw", H);
  C.title = "XYZW->Vec4";
  C.desc = "components to vector4";
  C.prototype.onExecute = function() {
    var a = this.getInputData(0);
    null == a && (a = this.properties.x);
    var b = this.getInputData(1);
    null == b && (b = this.properties.y);
    var c = this.getInputData(2);
    null == c && (c = this.properties.z);
    var e = this.getInputData(3);
    null == e && (e = this.properties.w);
    var d = this._data;
    d[0] = a;
    d[1] = b;
    d[2] = c;
    d[3] = e;
    this.setOutputData(0, d);
  };
  y.registerNodeType("math3d/xyzw-to-vec4", C);
  if (u.glMatrix) {
    u = function() {
      this.addInputs([["A", "quat"], ["B", "quat"], ["factor", "number"]]);
      this.addOutput("slerp", "quat");
      this.addProperty("factor", 0.5);
      this._value = quat.create();
    };
    B = function() {
      this.addInputs([["A", "quat"], ["B", "quat"]]);
      this.addOutput("A*B", "quat");
      this._value = quat.create();
    };
    var D = function() {
      this.addInputs([["vec3", "vec3"], ["quat", "quat"]]);
      this.addOutput("result", "vec3");
      this.properties = {vec:[0, 0, 1]};
    }, F = function() {
      this.addInputs([["degrees", "number"], ["axis", "vec3"]]);
      this.addOutput("quat", "quat");
      this.properties = {angle:90.0, axis:vec3.fromValues(0, 1, 0)};
      this._value = quat.create();
    }, I = function() {
      this.addOutput("quat", "quat");
      this.properties = {x:0, y:0, z:0, w:1};
      this._value = quat.create();
    };
    I.title = "Quaternion";
    I.desc = "quaternion";
    I.prototype.onExecute = function() {
      this._value[0] = this.properties.x;
      this._value[1] = this.properties.y;
      this._value[2] = this.properties.z;
      this._value[3] = this.properties.w;
      this.setOutputData(0, this._value);
    };
    y.registerNodeType("math3d/quaternion", I);
    F.title = "Rotation";
    F.desc = "quaternion rotation";
    F.prototype.onExecute = function() {
      var a = this.getInputData(0);
      null == a && (a = this.properties.angle);
      var b = this.getInputData(1);
      null == b && (b = this.properties.axis);
      a = quat.setAxisAngle(this._value, b, 0.0174532925 * a);
      this.setOutputData(0, a);
    };
    y.registerNodeType("math3d/rotation", F);
    D.title = "Rot. Vec3";
    D.desc = "rotate a point";
    D.prototype.onExecute = function() {
      var a = this.getInputData(0);
      null == a && (a = this.properties.vec);
      var b = this.getInputData(1);
      null == b ? this.setOutputData(a) : this.setOutputData(0, vec3.transformQuat(vec3.create(), a, b));
    };
    y.registerNodeType("math3d/rotate_vec3", D);
    B.title = "Mult. Quat";
    B.desc = "rotate quaternion";
    B.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (null != a) {
        var b = this.getInputData(1);
        null != b && (a = quat.multiply(this._value, a, b), this.setOutputData(0, a));
      }
    };
    y.registerNodeType("math3d/mult-quat", B);
    u.title = "Quat Slerp";
    u.desc = "quaternion spherical interpolation";
    u.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (null != a) {
        var b = this.getInputData(1);
        if (null != b) {
          var c = this.properties.factor;
          null != this.getInputData(2) && (c = this.getInputData(2));
          a = quat.slerp(this._value, a, b, c);
          this.setOutputData(0, a);
        }
      }
    };
    y.registerNodeType("math3d/quat-slerp", u);
  }
})(this);
(function(u) {
  function f() {
    this.addInput("sel", "boolean");
    this.addOutput("value", "number");
    this.properties = {A:0, B:1};
    this.size = [60, 20];
  }
  u = u.LiteGraph;
  f.title = "Selector";
  f.desc = "outputs A if selector is true, B if selector is false";
  f.prototype.onExecute = function() {
    var f = this.getInputData(0);
    if (void 0 !== f) {
      for (var n = 1; n < this.inputs.length; n++) {
        var d = this.inputs[n], q = this.getInputData(n);
        void 0 !== q && (this.properties[d.name] = q);
      }
      n = this.properties.A;
      d = this.properties.B;
      this.setOutputData(0, f ? n : d);
    }
  };
  f.prototype.onGetInputs = function() {
    return [["A", 0], ["B", 0]];
  };
  u.registerNodeType("logic/selector", f);
})(this);
(function(u) {
  function f() {
    this.addInput("A", "Number");
    this.addInput("B", "Number");
    this.addInput("C", "Number");
    this.addInput("D", "Number");
    this.values = [[], [], [], []];
    this.properties = {scale:2};
  }
  function h() {
    this.addOutput("frame", "image");
    this.properties = {url:""};
  }
  function n() {
    this.addInput("f", "number");
    this.addOutput("Color", "color");
    this.properties = {colorA:"#444444", colorB:"#44AAFF", colorC:"#44FFAA", colorD:"#FFFFFF"};
  }
  function d() {
    this.addInput("", "image");
    this.size = [200, 200];
  }
  function q() {
    this.addInputs([["img1", "image"], ["img2", "image"], ["fade", "number"]]);
    this.addOutput("", "image");
    this.properties = {fade:0.5, width:512, height:512};
  }
  function t() {
    this.addInput("", "image");
    this.addOutput("", "image");
    this.properties = {width:256, height:256, x:0, y:0, scale:1.0};
    this.size = [50, 20];
  }
  function v() {
    this.addInput("t", "number");
    this.addOutputs([["frame", "image"], ["t", "number"], ["d", "number"]]);
    this.properties = {url:"", use_proxy:!0};
  }
  function w() {
    this.addOutput("Webcam", "image");
    this.properties = {};
  }
  var k = u.LiteGraph;
  f.title = "Plot";
  f.desc = "Plots data over time";
  f.colors = ["#FFF", "#F99", "#9F9", "#99F"];
  f.prototype.onExecute = function(d) {
    if (!this.flags.collapsed) {
      d = this.size;
      for (var c = 0; 4 > c; ++c) {
        var a = this.getInputData(c);
        if (null != a) {
          var b = this.values[c];
          b.push(a);
          b.length > d[0] && b.shift();
        }
      }
    }
  };
  f.prototype.onDrawBackground = function(d) {
    if (!this.flags.collapsed) {
      var c = this.size, a = 0.5 * c[1] / this.properties.scale, b = f.colors, e = 0.5 * c[1];
      d.fillStyle = "#000";
      d.fillRect(0, 0, c[0], c[1]);
      d.strokeStyle = "#555";
      d.beginPath();
      d.moveTo(0, e);
      d.lineTo(c[0], e);
      d.stroke();
      for (var m = 0; 4 > m; ++m) {
        var g = this.values[m];
        d.strokeStyle = b[m];
        d.beginPath();
        var l = g[0] * a * -1 + e;
        d.moveTo(0, Math.clamp(l, 0, c[1]));
        for (var k = 1; k < g.length && k < c[0]; ++k) {
          l = g[k] * a * -1 + e, d.lineTo(k, Math.clamp(l, 0, c[1]));
        }
        d.stroke();
      }
    }
  };
  k.registerNodeType("graphics/plot", f);
  h.title = "Image";
  h.desc = "Image loader";
  h.widgets = [{name:"load", text:"Load", type:"button"}];
  h.supported_extensions = ["jpg", "jpeg", "png", "gif"];
  h.prototype.onAdded = function() {
    "" != this.properties.url && null == this.img && this.loadImage(this.properties.url);
  };
  h.prototype.onDrawBackground = function(d) {
    this.img && 5 < this.size[0] && 5 < this.size[1] && d.drawImage(this.img, 0, 0, this.size[0], this.size[1]);
  };
  h.prototype.onExecute = function() {
    this.img || (this.boxcolor = "#000");
    this.img && this.img.width ? this.setOutputData(0, this.img) : this.setOutputData(0, null);
    this.img && this.img.dirty && (this.img.dirty = !1);
  };
  h.prototype.onPropertyChanged = function(d, c) {
    this.properties[d] = c;
    "url" == d && "" != c && this.loadImage(c);
    return !0;
  };
  h.prototype.loadImage = function(d, c) {
    if ("" == d) {
      this.img = null;
    } else {
      this.img = document.createElement("img");
      "http" == d.substr(0, 4) && k.proxy && (d = k.proxy + d.substr(d.indexOf(":") + 3));
      this.img.src = d;
      this.boxcolor = "#F95";
      var a = this;
      this.img.onload = function() {
        c && c(this);
        a.trace("Image loaded, size: " + a.img.width + "x" + a.img.height);
        this.dirty = !0;
        a.boxcolor = "#9F9";
        a.setDirtyCanvas(!0);
      };
    }
  };
  h.prototype.onWidget = function(d, c) {
    "load" == c.name && this.loadImage(this.properties.url);
  };
  h.prototype.onDropFile = function(d) {
    var c = this;
    this._url && URL.revokeObjectURL(this._url);
    this._url = URL.createObjectURL(d);
    this.properties.url = this._url;
    this.loadImage(this._url, function(a) {
      c.size[1] = a.height / a.width * c.size[0];
    });
  };
  k.registerNodeType("graphics/image", h);
  n.title = "Palette";
  n.desc = "Generates a color";
  n.prototype.onExecute = function() {
    var d = [];
    null != this.properties.colorA && d.push(hex2num(this.properties.colorA));
    null != this.properties.colorB && d.push(hex2num(this.properties.colorB));
    null != this.properties.colorC && d.push(hex2num(this.properties.colorC));
    null != this.properties.colorD && d.push(hex2num(this.properties.colorD));
    var c = this.getInputData(0);
    null == c && (c = 0.5);
    1.0 < c ? c = 1.0 : 0.0 > c && (c = 0.0);
    if (0 != d.length) {
      var a = [0, 0, 0];
      if (0 == c) {
        a = d[0];
      } else {
        if (1 == c) {
          a = d[d.length - 1];
        } else {
          var b = (d.length - 1) * c;
          c = d[Math.floor(b)];
          d = d[Math.floor(b) + 1];
          b -= Math.floor(b);
          a[0] = c[0] * (1 - b) + d[0] * b;
          a[1] = c[1] * (1 - b) + d[1] * b;
          a[2] = c[2] * (1 - b) + d[2] * b;
        }
      }
      for (var e in a) {
        a[e] /= 255;
      }
      this.boxcolor = colorToString(a);
      this.setOutputData(0, a);
    }
  };
  k.registerNodeType("color/palette", n);
  d.title = "Frame";
  d.desc = "Frame viewerew";
  d.widgets = [{name:"resize", text:"Resize box", type:"button"}, {name:"view", text:"View Image", type:"button"}];
  d.prototype.onDrawBackground = function(d) {
    this.frame && d.drawImage(this.frame, 0, 0, this.size[0], this.size[1]);
  };
  d.prototype.onExecute = function() {
    this.frame = this.getInputData(0);
    this.setDirtyCanvas(!0);
  };
  d.prototype.onWidget = function(d, c) {
    "resize" == c.name && this.frame ? (d = this.frame.width, c = this.frame.height, d || null == this.frame.videoWidth || (d = this.frame.videoWidth, c = this.frame.videoHeight), d && c && (this.size = [d, c]), this.setDirtyCanvas(!0, !0)) : "view" == c.name && this.show();
  };
  d.prototype.show = function() {
    showElement && this.frame && showElement(this.frame);
  };
  k.registerNodeType("graphics/frame", d);
  q.title = "Image fade";
  q.desc = "Fades between images";
  q.widgets = [{name:"resizeA", text:"Resize to A", type:"button"}, {name:"resizeB", text:"Resize to B", type:"button"}];
  q.prototype.onAdded = function() {
    this.createCanvas();
    var d = this.canvas.getContext("2d");
    d.fillStyle = "#000";
    d.fillRect(0, 0, this.properties.width, this.properties.height);
  };
  q.prototype.createCanvas = function() {
    this.canvas = document.createElement("canvas");
    this.canvas.width = this.properties.width;
    this.canvas.height = this.properties.height;
  };
  q.prototype.onExecute = function() {
    var d = this.canvas.getContext("2d");
    this.canvas.width = this.canvas.width;
    var c = this.getInputData(0);
    null != c && d.drawImage(c, 0, 0, this.canvas.width, this.canvas.height);
    c = this.getInputData(2);
    null == c ? c = this.properties.fade : this.properties.fade = c;
    d.globalAlpha = c;
    c = this.getInputData(1);
    null != c && d.drawImage(c, 0, 0, this.canvas.width, this.canvas.height);
    d.globalAlpha = 1.0;
    this.setOutputData(0, this.canvas);
    this.setDirtyCanvas(!0);
  };
  k.registerNodeType("graphics/imagefade", q);
  t.title = "Crop";
  t.desc = "Crop Image";
  t.prototype.onAdded = function() {
    this.createCanvas();
  };
  t.prototype.createCanvas = function() {
    this.canvas = document.createElement("canvas");
    this.canvas.width = this.properties.width;
    this.canvas.height = this.properties.height;
  };
  t.prototype.onExecute = function() {
    var d = this.getInputData(0);
    d && (d.width ? (this.canvas.getContext("2d").drawImage(d, -this.properties.x, -this.properties.y, d.width * this.properties.scale, d.height * this.properties.scale), this.setOutputData(0, this.canvas)) : this.setOutputData(0, null));
  };
  t.prototype.onDrawBackground = function(d) {
    this.flags.collapsed || this.canvas && d.drawImage(this.canvas, 0, 0, this.canvas.width, this.canvas.height, 0, 0, this.size[0], this.size[1]);
  };
  t.prototype.onPropertyChanged = function(d, c) {
    this.properties[d] = c;
    "scale" == d ? (this.properties[d] = parseFloat(c), 0 == this.properties[d] && (this.trace("Error in scale"), this.properties[d] = 1.0)) : this.properties[d] = parseInt(c);
    this.createCanvas();
    return !0;
  };
  k.registerNodeType("graphics/cropImage", t);
  v.title = "Video";
  v.desc = "Video playback";
  v.widgets = [{name:"play", text:"PLAY", type:"minibutton"}, {name:"stop", text:"STOP", type:"minibutton"}, {name:"demo", text:"Demo video", type:"button"}, {name:"mute", text:"Mute video", type:"button"}];
  v.prototype.onExecute = function() {
    if (this.properties.url && (this.properties.url != this._video_url && this.loadVideo(this.properties.url), this._video && 0 != this._video.width)) {
      var d = this.getInputData(0);
      d && 0 <= d && 1.0 >= d && (this._video.currentTime = d * this._video.duration, this._video.pause());
      this._video.dirty = !0;
      this.setOutputData(0, this._video);
      this.setOutputData(1, this._video.currentTime);
      this.setOutputData(2, this._video.duration);
      this.setDirtyCanvas(!0);
    }
  };
  v.prototype.onStart = function() {
    this.play();
  };
  v.prototype.onStop = function() {
    this.stop();
  };
  v.prototype.loadVideo = function(d) {
    this._video_url = d;
    this.properties.use_proxy && "http" == d.substr(0, 4) && k.proxy && (d = k.proxy + d.substr(d.indexOf(":") + 3));
    this._video = document.createElement("video");
    this._video.src = d;
    this._video.type = "type=video/mp4";
    this._video.muted = !0;
    this._video.autoplay = !0;
    var c = this;
    this._video.addEventListener("loadedmetadata", function(a) {
      c.trace("Duration: " + this.duration + " seconds");
      c.trace("Size: " + this.videoWidth + "," + this.videoHeight);
      c.setDirtyCanvas(!0);
      this.width = this.videoWidth;
      this.height = this.videoHeight;
    });
    this._video.addEventListener("progress", function(a) {
    });
    this._video.addEventListener("error", function(a) {
      console.log("Error loading video: " + this.src);
      c.trace("Error loading video: " + this.src);
      if (this.error) {
        switch(this.error.code) {
          case this.error.MEDIA_ERR_ABORTED:
            c.trace("You stopped the video.");
            break;
          case this.error.MEDIA_ERR_NETWORK:
            c.trace("Network error - please try again later.");
            break;
          case this.error.MEDIA_ERR_DECODE:
            c.trace("Video is broken..");
            break;
          case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:
            c.trace("Sorry, your browser can't play this video.");
        }
      }
    });
    this._video.addEventListener("ended", function(a) {
      c.trace("Ended.");
      this.play();
    });
  };
  v.prototype.onPropertyChanged = function(d, c) {
    this.properties[d] = c;
    "url" == d && "" != c && this.loadVideo(c);
    return !0;
  };
  v.prototype.play = function() {
    this._video && this._video.play();
  };
  v.prototype.playPause = function() {
    this._video && (this._video.paused ? this.play() : this.pause());
  };
  v.prototype.stop = function() {
    this._video && (this._video.pause(), this._video.currentTime = 0);
  };
  v.prototype.pause = function() {
    this._video && (this.trace("Video paused"), this._video.pause());
  };
  v.prototype.onWidget = function(d, c) {
  };
  k.registerNodeType("graphics/video", v);
  w.title = "Webcam";
  w.desc = "Webcam image";
  w.prototype.openStream = function() {
    navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia;
    window.URL = window.URL || window.webkitURL;
    if (navigator.getUserMedia) {
      this._waiting_confirmation = !0;
      navigator.getUserMedia({video:!0}, this.streamReady.bind(this), function(c) {
        console.log("Webcam rejected", c);
        d._webcam_stream = !1;
        d.box_color = "red";
      });
      var d = this;
    }
  };
  w.prototype.onRemoved = function() {
    this._webcam_stream && (this._webcam_stream.stop(), this._video = this._webcam_stream = null);
  };
  w.prototype.streamReady = function(d) {
    this._webcam_stream = d;
    var c = this._video;
    c || (c = document.createElement("video"), c.autoplay = !0, c.src = window.URL.createObjectURL(d), this._video = c, c.onloadedmetadata = function(a) {
      console.log(a);
    });
  };
  w.prototype.onExecute = function() {
    null != this._webcam_stream || this._waiting_confirmation || this.openStream();
    this._video && this._video.videoWidth && (this._video.width = this._video.videoWidth, this._video.height = this._video.videoHeight, this.setOutputData(0, this._video));
  };
  w.prototype.getExtraMenuOptions = function(d) {
    var c = this;
    return [{content:c.properties.show ? "Hide Frame" : "Show Frame", callback:function() {
      c.properties.show = !c.properties.show;
    }}];
  };
  w.prototype.onDrawBackground = function(d) {
    this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._video || (d.save(), d.drawImage(this._video, 0, 0, this.size[0], this.size[1]), d.restore());
  };
  k.registerNodeType("graphics/webcam", w);
})(this);
(function(u) {
  var f = u.LiteGraph;
  u.LGraphTexture = null;
  if ("undefined" != typeof GL) {
    var h = function() {
      this.addOutput("Cubemap", "Cubemap");
      this.properties = {name:""};
      this.size = [r.image_preview_size, r.image_preview_size];
    }, n = function() {
      this.addInput("in", "Texture");
      this.addOutput("out", "Texture");
      this.properties = {key_color:vec3.fromValues(0., 1., 0.), threshold:0.8, slope:0.2, precision:r.DEFAULT};
    }, d = function() {
      this.addOutput("out", "Texture");
      this.properties = {code:"", width:512, height:512, precision:r.DEFAULT};
      this._temp_texture = this._func = null;
    }, q = function() {
      this.addOutput("out", "Texture");
      this.properties = {width:512, height:512, seed:0, persistence:0.1, octaves:8, scale:1, offset:[0, 0], amplitude:1, precision:r.DEFAULT};
      this._key = 0;
      this._uniforms = {u_persistence:0.1, u_seed:0, u_offset:vec2.create(), u_scale:1, u_viewport:vec2.create()};
    }, t = function() {
      this.addInput("in", "Texture");
      this.addInput("avg", "number");
      this.addOutput("out", "Texture");
      this.properties = {enabled:!0, scale:1, gamma:1, average_lum:1, lum_white:1, precision:r.LOW};
      this._uniforms = {u_texture:0, u_lumwhite2:1, u_igamma:1, u_scale:1, u_average_lum:1};
    }, v = function() {
      this.addInput("in", "Texture");
      this.addInput("exp", "number");
      this.addOutput("out", "Texture");
      this.properties = {exposition:1, precision:r.LOW};
      this._uniforms = {u_texture:0, u_exposition:exp};
    }, w = function() {
      this.addInput("in", "Texture");
      this.addInput("f", "number");
      this.addOutput("out", "Texture");
      this.properties = {enabled:!0, factor:1, precision:r.LOW};
      this._uniforms = {u_texture:0, u_factor:1};
    }, k = function() {
      this.addOutput("Webcam", "Texture");
      this.properties = {texture_name:""};
    }, m = function() {
      this.addInput("Texture", "Texture");
      this.addOutput("Filtered", "Texture");
      this.properties = {intensity:1, radius:5};
    }, c = function() {
      this.addInput("in", "Texture");
      this.addInput("dirt", "Texture");
      this.addOutput("out", "Texture");
      this.addOutput("glow", "Texture");
      this.properties = {enabled:!0, intensity:1, persistence:0.99, iterations:16, threshold:0, scale:1, dirt_factor:0.5, precision:r.DEFAULT};
      this._textures = [];
      this._uniforms = {u_intensity:1, u_texture:0, u_glow_texture:1, u_threshold:0, u_texel_size:vec2.create()};
    }, a = function() {
      this.addInput("Texture", "Texture");
      this.addInput("Iterations", "number");
      this.addInput("Intensity", "number");
      this.addOutput("Blurred", "Texture");
      this.properties = {intensity:1, iterations:1, preserve_aspect:!1, scale:[1, 1], precision:r.DEFAULT};
    }, b = function() {
      this.addInput("Texture", "Texture");
      this.addInput("Distance", "number");
      this.addInput("Range", "number");
      this.addOutput("Texture", "Texture");
      this.properties = {distance:100, range:50, only_depth:!1, high_precision:!1};
      this._uniforms = {u_texture:0, u_distance:100, u_range:50, u_camera_planes:null};
    }, e = function() {
      this.addInput("Tex.", "Texture");
      this.addOutput("Edges", "Texture");
      this.properties = {invert:!0, threshold:!1, factor:1, precision:r.DEFAULT};
      e._shader || (e._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, e.pixel_shader));
    }, z = function() {
      this.addInput("A", "Texture");
      this.addInput("B", "Texture");
      this.addInput("Mixer", "Texture");
      this.addOutput("Texture", "Texture");
      this.properties = {precision:r.DEFAULT};
      z._shader || (z._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, z.pixel_shader));
    }, g = function() {
      this.addInput("A", "color");
      this.addInput("B", "color");
      this.addOutput("Texture", "Texture");
      this.properties = {angle:0, scale:1, A:[0, 0, 0], B:[1, 1, 1], texture_size:32};
      g._shader || (g._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, g.pixel_shader));
      this._uniforms = {u_angle:0, u_colorA:vec3.create(), u_colorB:vec3.create()};
    }, l = function() {
      this.addInput("R", "Texture");
      this.addInput("G", "Texture");
      this.addInput("B", "Texture");
      this.addInput("A", "Texture");
      this.addOutput("Texture", "Texture");
      this.properties = {};
      l._shader || (l._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, l.pixel_shader));
    }, p = function() {
      this.addInput("Texture", "Texture");
      this.addOutput("R", "Texture");
      this.addOutput("G", "Texture");
      this.addOutput("B", "Texture");
      this.addOutput("A", "Texture");
      this.properties = {};
      p._shader || (p._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, p.pixel_shader));
    }, A = function() {
      this.addInput("Texture", "Texture");
      this.addInput("LUT", "Texture");
      this.addInput("Intensity", "number");
      this.addOutput("", "Texture");
      this.properties = {intensity:1, precision:r.DEFAULT, texture:null};
      A._shader || (A._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, A.pixel_shader));
    }, G = function() {
      this.addInput("Image", "image");
      this.addOutput("", "Texture");
      this.properties = {};
    }, x = function() {
      this.addInput("Texture", "Texture");
      this.addOutput("tex", "Texture");
      this.addOutput("avg", "vec4");
      this.addOutput("lum", "number");
      this.properties = {mipmap_offset:0, low_precision:!1};
      this._uniforms = {u_texture:0, u_mipmap_offset:this.properties.mipmap_offset};
      this._luminance = new Float32Array(4);
    }, E = function() {
      this.addInput("Texture", "Texture");
      this.addOutput("", "Texture");
      this.properties = {iterations:1, generate_mipmaps:!1, precision:r.DEFAULT};
    }, H = function() {
      this.addInput("Texture", "Texture");
      this.addOutput("", "Texture");
      this.properties = {size:0, generate_mipmaps:!1, precision:r.DEFAULT};
    }, C = function() {
      this.addInput("Texture", "Texture");
      this.properties = {additive:!1, antialiasing:!1, filter:!0, disable_alpha:!1, gamma:1.0};
      this.size[0] = 130;
    }, y = function() {
      this.addInput("in", "Texture");
      this.addInput("warp", "Texture");
      this.addInput("factor", "number");
      this.addOutput("out", "Texture");
      this.properties = {factor:0.01, precision:r.DEFAULT};
    }, B = function() {
      this.addInput("in", "Texture");
      this.addInput("scale", "vec2");
      this.addInput("offset", "vec2");
      this.addOutput("out", "Texture");
      this.properties = {offset:vec2.fromValues(0, 0), scale:vec2.fromValues(1, 1), precision:r.DEFAULT};
    }, D = function() {
      this.addOutput("out", "Texture");
      this.properties = {code:"", width:512, height:512, precision:r.DEFAULT};
      this.properties.code = "\nvoid main() {\n  vec2 uv = v_coord;\n  vec3 color = vec3(0.0);\n//your code here\n\ngl_FragColor = vec4(color, 1.0);\n}\n";
      this._uniforms = {in_texture:0, texSize:vec2.create(), time:0};
    }, F = function() {
      this.addInput("Texture", "Texture");
      this.addInput("TextureB", "Texture");
      this.addInput("value", "number");
      this.addOutput("Texture", "Texture");
      this.help = "<p>pixelcode must be vec3</p>\r\n\t\t\t<p>uvcode must be vec2, is optional</p>\r\n\t\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture</p><p><strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time</p><p><strong>value:</strong> input value</p>";
      this.properties = {value:1, uvcode:"", pixelcode:"color + colorB * value", precision:r.DEFAULT};
    }, I = function() {
      this.addInput("Texture", "Texture");
      this.addOutput("", "Texture");
      this.properties = {name:""};
    }, J = function() {
      this.addInput("Texture", "Texture");
      this.properties = {flipY:!1};
      this.size = [r.image_preview_size, r.image_preview_size];
    }, r = function() {
      this.addOutput("Texture", "Texture");
      this.properties = {name:"", filter:!0};
      this.size = [r.image_preview_size, r.image_preview_size];
    };
    u.LGraphTexture = r;
    r.title = "Texture";
    r.desc = "Texture";
    r.widgets_info = {name:{widget:"texture"}, filter:{widget:"checkbox"}};
    r.loadTextureCallback = null;
    r.image_preview_size = 256;
    r.PASS_THROUGH = 1;
    r.COPY = 2;
    r.LOW = 3;
    r.HIGH = 4;
    r.REUSE = 5;
    r.DEFAULT = 2;
    r.MODE_VALUES = {"pass through":r.PASS_THROUGH, copy:r.COPY, low:r.LOW, high:r.HIGH, reuse:r.REUSE, "default":r.DEFAULT};
    r.getTexturesContainer = function() {
      return gl.textures;
    };
    r.loadTexture = function(a, b) {
      b = b || {};
      var c = a;
      "http://" == c.substr(0, 7) && f.proxy && (c = f.proxy + c.substr(7));
      return r.getTexturesContainer()[a] = GL.Texture.fromURL(c, b);
    };
    r.getTexture = function(a) {
      var b = this.getTexturesContainer();
      if (!b) {
        throw "Cannot load texture, container of textures not found";
      }
      b = b[a];
      return !b && a && ":" != a[0] ? this.loadTexture(a) : b;
    };
    r.getTargetTexture = function(a, b, c) {
      if (!a) {
        throw "LGraphTexture.getTargetTexture expects a reference texture";
      }
      switch(c) {
        case r.LOW:
          c = gl.UNSIGNED_BYTE;
          break;
        case r.HIGH:
          c = gl.HIGH_PRECISION_FORMAT;
          break;
        case r.REUSE:
          return a;
        default:
          c = a ? a.type : gl.UNSIGNED_BYTE;
      }
      b && b.width == a.width && b.height == a.height && b.type == c || (b = new GL.Texture(a.width, a.height, {type:c, format:gl.RGBA, filter:gl.LINEAR}));
      return b;
    };
    r.getTextureType = function(a, b) {
      b = b ? b.type : gl.UNSIGNED_BYTE;
      switch(a) {
        case r.HIGH:
          b = gl.HIGH_PRECISION_FORMAT;
          break;
        case r.LOW:
          b = gl.UNSIGNED_BYTE;
      }
      return b;
    };
    r.getNoiseTexture = function() {
      if (this._noise_texture) {
        return this._noise_texture;
      }
      for (var a = new Uint8Array(1048576), b = 0; 1048576 > b; ++b) {
        a[b] = 255 * Math.random();
      }
      return this._noise_texture = a = GL.Texture.fromMemory(512, 512, a, {format:gl.RGBA, wrap:gl.REPEAT, filter:gl.NEAREST});
    };
    r.prototype.onDropFile = function(a, b, c) {
      a ? ("string" == typeof a ? a = GL.Texture.fromURL(a) : -1 != b.toLowerCase().indexOf(".dds") ? a = GL.Texture.fromDDSInMemory(a) : (a = new Blob([c]), a = URL.createObjectURL(a), a = GL.Texture.fromURL(a)), this._drop_texture = a, this.properties.name = b) : (this._drop_texture = null, this.properties.name = "");
    };
    r.prototype.getExtraMenuOptions = function(a) {
      var b = this;
      if (this._drop_texture) {
        return [{content:"Clear", callback:function() {
          b._drop_texture = null;
          b.properties.name = "";
        }}];
      }
    };
    r.prototype.onExecute = function() {
      var a = null;
      this.isOutputConnected(1) && (a = this.getInputData(0));
      !a && this._drop_texture && (a = this._drop_texture);
      !a && this.properties.name && (a = r.getTexture(this.properties.name));
      if (a) {
        this._last_tex = a;
        !1 === this.properties.filter ? a.setParameter(gl.TEXTURE_MAG_FILTER, gl.NEAREST) : a.setParameter(gl.TEXTURE_MAG_FILTER, gl.LINEAR);
        this.setOutputData(0, a);
        for (var b = 1; b < this.outputs.length; b++) {
          var c = this.outputs[b];
          if (c) {
            var d = null;
            "width" == c.name ? d = a.width : "height" == c.name ? d = a.height : "aspect" == c.name && (d = a.width / a.height);
            this.setOutputData(b, d);
          }
        }
      }
    };
    r.prototype.onResourceRenamed = function(a, b) {
      this.properties.name == a && (this.properties.name = b);
    };
    r.prototype.onDrawBackground = function(a) {
      if (!(this.flags.collapsed || 20 >= this.size[1])) {
        if (this._drop_texture && a.webgl) {
          a.drawImage(this._drop_texture, 0, 0, this.size[0], this.size[1]);
        } else {
          if (this._last_preview_tex != this._last_tex) {
            if (a.webgl) {
              this._canvas = this._last_tex;
            } else {
              var b = r.generateLowResTexturePreview(this._last_tex);
              if (!b) {
                return;
              }
              this._last_preview_tex = this._last_tex;
              this._canvas = cloneCanvas(b);
            }
          }
          this._canvas && (a.save(), a.webgl || (a.translate(0, this.size[1]), a.scale(1, -1)), a.drawImage(this._canvas, 0, 0, this.size[0], this.size[1]), a.restore());
        }
      }
    };
    r.generateLowResTexturePreview = function(a) {
      if (!a) {
        return null;
      }
      var b = r.image_preview_size, c = a;
      if (a.format == gl.DEPTH_COMPONENT) {
        return null;
      }
      if (a.width > b || a.height > b) {
        c = this._preview_temp_tex, this._preview_temp_tex || (this._preview_temp_tex = c = new GL.Texture(b, b, {minFilter:gl.NEAREST})), a.copyTo(c);
      }
      a = this._preview_canvas;
      a || (this._preview_canvas = a = createCanvas(b, b));
      c && c.toCanvas(a);
      return a;
    };
    r.prototype.getResources = function(a) {
      a[this.properties.name] = GL.Texture;
      return a;
    };
    r.prototype.onGetInputs = function() {
      return [["in", "Texture"]];
    };
    r.prototype.onGetOutputs = function() {
      return [["width", "number"], ["height", "number"], ["aspect", "number"]];
    };
    f.registerNodeType("texture/texture", r);
    J.title = "Preview";
    J.desc = "Show a texture in the graph canvas";
    J.allow_preview = !1;
    J.prototype.onDrawBackground = function(a) {
      if (!this.flags.collapsed && (a.webgl || J.allow_preview)) {
        var b = this.getInputData(0);
        b && (b = !b.handle && a.webgl ? b : r.generateLowResTexturePreview(b), a.save(), this.properties.flipY && (a.translate(0, this.size[1]), a.scale(1, -1)), a.drawImage(b, 0, 0, this.size[0], this.size[1]), a.restore());
      }
    };
    f.registerNodeType("texture/preview", J);
    I.title = "Save";
    I.desc = "Save a texture in the repository";
    I.prototype.onExecute = function() {
      var a = this.getInputData(0);
      a && (this.properties.name && (r.storeTexture ? r.storeTexture(this.properties.name, a) : r.getTexturesContainer()[this.properties.name] = a), this.setOutputData(0, a));
    };
    f.registerNodeType("texture/save", I);
    F.widgets_info = {uvcode:{widget:"textarea", height:100}, pixelcode:{widget:"textarea", height:100}, precision:{widget:"combo", values:r.MODE_VALUES}};
    F.title = "Operation";
    F.desc = "Texture shader operation";
    F.prototype.getExtraMenuOptions = function(a) {
      var b = this;
      return [{content:b.properties.show ? "Hide Texture" : "Show Texture", callback:function() {
        b.properties.show = !b.properties.show;
      }}];
    };
    F.prototype.onDrawBackground = function(a) {
      this.flags.collapsed || 20 >= this.size[1] || !this.properties.show || !this._tex || this._tex.gl != a || (a.save(), a.drawImage(this._tex, 0, 0, this.size[0], this.size[1]), a.restore());
    };
    F.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (this.isOutputConnected(0)) {
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          var b = this.getInputData(1);
          if (this.properties.uvcode || this.properties.pixelcode) {
            var c = 512, d = 512;
            a ? (c = a.width, d = a.height) : b && (c = b.width, d = b.height);
            var e = r.getTextureType(this.properties.precision, a);
            this._tex = a || this._tex ? r.getTargetTexture(a || this._tex, this._tex, this.properties.precision) : new GL.Texture(c, d, {type:e, format:gl.RGBA, filter:gl.LINEAR});
            e = "";
            this.properties.uvcode && (e = "uv = " + this.properties.uvcode, -1 != this.properties.uvcode.indexOf(";") && (e = this.properties.uvcode));
            var f = "";
            this.properties.pixelcode && (f = "result = " + this.properties.pixelcode, -1 != this.properties.pixelcode.indexOf(";") && (f = this.properties.pixelcode));
            var g = this._shader;
            if (!g || this._shader_code != e + "|" + f) {
              try {
                this._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, F.pixel_shader, {UV_CODE:e, PIXEL_CODE:f}), this.boxcolor = "#00FF00";
              } catch (O) {
                console.log("Error compiling shader: ", O);
                this.boxcolor = "#FF0000";
                return;
              }
              this.boxcolor = "#FF0000";
              this._shader_code = e + "|" + f;
              g = this._shader;
            }
            if (g) {
              this.boxcolor = "green";
              var l = this.getInputData(2);
              null != l ? this.properties.value = l : l = parseFloat(this.properties.value);
              var k = this.graph.getTime();
              this._tex.drawTo(function() {
                gl.disable(gl.DEPTH_TEST);
                gl.disable(gl.CULL_FACE);
                gl.disable(gl.BLEND);
                a && a.bind(0);
                b && b.bind(1);
                var e = Mesh.getScreenQuad();
                g.uniforms({u_texture:0, u_textureB:1, value:l, texSize:[c, d], time:k}).draw(e);
              });
              this.setOutputData(0, this._tex);
            } else {
              this.boxcolor = "red";
            }
          }
        }
      }
    };
    F.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform vec2 texSize;\n\r\n\t\t\tuniform float time;\n\r\n\t\t\tuniform float value;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t\tUV_CODE;\n\r\n\t\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\r\n\t\t\t\tvec3 color = color4.rgb;\n\r\n\t\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\r\n\t\t\t\tvec3 colorB = color4B.rgb;\n\r\n\t\t\t\tvec3 result = color;\n\r\n\t\t\t\tfloat alpha = 1.0;\n\r\n\t\t\t\tPIXEL_CODE;\n\r\n\t\t\t\tgl_FragColor = vec4(result, alpha);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/operation", F);
    D.title = "Shader";
    D.desc = "Texture shader";
    D.widgets_info = {code:{type:"code"}, precision:{widget:"combo", values:r.MODE_VALUES}};
    D.prototype.onPropertyChanged = function(a, b) {
      if ("code" == a && (a = this.getShader())) {
        b = a.uniformInfo;
        if (this.inputs) {
          for (var c = {}, d = 0; d < this.inputs.length; ++d) {
            var e = this.getInputInfo(d);
            e && (b[e.name] && !c[e.name] ? c[e.name] = !0 : (this.removeInput(d), d--));
          }
        }
        for (d in b) {
          if (e = a.uniformInfo[d], null !== e.loc && "time" != d) {
            if (this._shader.samplers[d]) {
              b = "texture";
            } else {
              switch(e.size) {
                case 1:
                  b = "number";
                  break;
                case 2:
                  b = "vec2";
                  break;
                case 3:
                  b = "vec3";
                  break;
                case 4:
                  b = "vec4";
                  break;
                case 9:
                  b = "mat3";
                  break;
                case 16:
                  b = "mat4";
                  break;
                default:
                  continue;
              }
            }
            c = this.findInputSlot(d);
            if (-1 != c && (e = this.getInputInfo(c))) {
              if (e.type == b) {
                continue;
              }
              this.removeInput(c, b);
            }
            this.addInput(d, b);
          }
        }
      }
    };
    D.prototype.getShader = function() {
      if (this._shader && this._shader_code == this.properties.code) {
        return this._shader;
      }
      this._shader_code = this.properties.code;
      this._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, D.pixel_shader + this.properties.code), this.boxcolor = "green";
      return this._shader;
    };
    D.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var a = this.getShader();
        if (a) {
          for (var b = 0, c = null, d = 0; d < this.inputs.length; ++d) {
            var e = this.getInputInfo(d), f = this.getInputData(d);
            null != f && (f.constructor === GL.Texture && (f.bind(b), c || (c = f), f = b, b++), a.setUniform(e.name, f));
          }
          var g = this._uniforms;
          b = r.getTextureType(this.properties.precision, c);
          d = this.properties.width | 0;
          e = this.properties.height | 0;
          0 == d && (d = c ? c.width : gl.canvas.width);
          0 == e && (e = c ? c.height : gl.canvas.height);
          g.texSize[0] = d;
          g.texSize[1] = e;
          g.time = this.graph.getTime();
          this._tex && this._tex.type == b && this._tex.width == d && this._tex.height == e || (this._tex = new GL.Texture(d, e, {type:b, format:gl.RGBA, filter:gl.LINEAR}));
          this._tex.drawTo(function() {
            a.uniforms(g).draw(GL.Mesh.getScreenQuad());
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    D.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform float time;\n\r\n\t";
    f.registerNodeType("texture/shader", D);
    B.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    B.title = "Scale/Offset";
    B.desc = "Applies an scaling and offseting";
    B.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (this.isOutputConnected(0) && a) {
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          var b = a.width, c = a.height, d = this.precision === r.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT;
          this.precision === r.DEFAULT && (d = a.type);
          this._tex && this._tex.width == b && this._tex.height == c && this._tex.type == d || (this._tex = new GL.Texture(b, c, {type:d, format:gl.RGBA, filter:gl.LINEAR}));
          var e = this._shader;
          e || (e = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, B.pixel_shader));
          var f = this.getInputData(1);
          f ? (this.properties.scale[0] = f[0], this.properties.scale[1] = f[1]) : f = this.properties.scale;
          var g = this.getInputData(2);
          g ? (this.properties.offset[0] = g[0], this.properties.offset[1] = g[1]) : g = this.properties.offset;
          this._tex.drawTo(function() {
            gl.disable(gl.DEPTH_TEST);
            gl.disable(gl.CULL_FACE);
            gl.disable(gl.BLEND);
            a.bind(0);
            var b = Mesh.getScreenQuad();
            e.uniforms({u_texture:0, u_scale:f, u_offset:g}).draw(b);
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    B.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform vec2 u_scale;\n\r\n\t\t\tuniform vec2 u_offset;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t\tuv = uv / u_scale - u_offset;\n\r\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/scaleOffset", B);
    y.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    y.title = "Warp";
    y.desc = "Texture warp operation";
    y.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (this.isOutputConnected(0)) {
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          var b = this.getInputData(1), c = 512, d = 512;
          a ? (c = a.width, d = a.height) : b && (c = b.width, d = b.height);
          this._tex = a || this._tex ? r.getTargetTexture(a || this._tex, this._tex, this.properties.precision) : new GL.Texture(c, d, {type:this.precision === r.LOW ? gl.UNSIGNED_BYTE : gl.HIGH_PRECISION_FORMAT, format:gl.RGBA, filter:gl.LINEAR});
          var e = this._shader;
          e || (e = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, y.pixel_shader));
          var f = this.getInputData(2);
          null != f ? this.properties.factor = f : f = parseFloat(this.properties.factor);
          this._tex.drawTo(function() {
            gl.disable(gl.DEPTH_TEST);
            gl.disable(gl.CULL_FACE);
            gl.disable(gl.BLEND);
            a && a.bind(0);
            b && b.bind(1);
            var c = Mesh.getScreenQuad();
            e.uniforms({u_texture:0, u_textureB:1, u_factor:f}).draw(c);
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    y.pixel_shader = "precision highp float;\n\r\n\t\t\t\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform float u_factor;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord;\n\r\n\t\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor;\n\r\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/warp", y);
    C.title = "to Viewport";
    C.desc = "Texture to viewport";
    C.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a) {
        this.properties.disable_alpha ? gl.disable(gl.BLEND) : (gl.enable(gl.BLEND), this.properties.additive ? gl.blendFunc(gl.SRC_ALPHA, gl.ONE) : gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA));
        gl.disable(gl.DEPTH_TEST);
        var b = this.properties.gamma || 1.0;
        this.isInputConnected(1) && (b = this.getInputData(1));
        a.setParameter(gl.TEXTURE_MAG_FILTER, this.properties.filter ? gl.LINEAR : gl.NEAREST);
        if (this.properties.antialiasing) {
          C._shader || (C._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, C.aa_pixel_shader));
          gl.getViewport();
          var c = Mesh.getScreenQuad();
          a.bind(0);
          C._shader.uniforms({u_texture:0, uViewportSize:[a.width, a.height], u_igamma:1 / b, inverseVP:[1 / a.width, 1 / a.height]}).draw(c);
        } else {
          1.0 != b ? (C._gamma_shader || (C._gamma_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, C.gamma_pixel_shader)), a.toViewport(C._gamma_shader, {u_texture:0, u_igamma:1 / b})) : a.toViewport();
        }
      }
    };
    C.prototype.onGetInputs = function() {
      return [["gamma", "number"]];
    };
    C.aa_pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 uViewportSize;\n\r\n\t\t\tuniform vec2 inverseVP;\n\r\n\t\t\tuniform float u_igamma;\n\r\n\t\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\r\n\t\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\r\n\t\t\t#define FXAA_SPAN_MAX     8.0\n\r\n\t\t\t\n\r\n\t\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\r\n\t\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\r\n\t\t\t{\n\r\n\t\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\r\n\t\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\r\n\t\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\r\n\t\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\r\n\t\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\r\n\t\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\r\n\t\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\r\n\t\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\r\n\t\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\r\n\t\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\r\n\t\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\r\n\t\t\t\t\n\r\n\t\t\t\tvec2 dir;\n\r\n\t\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\r\n\t\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\r\n\t\t\t\t\n\r\n\t\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\r\n\t\t\t\t\n\r\n\t\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\r\n\t\t\t\tdir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX), max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX), dir * rcpDirMin)) * inverseVP;\n\r\n\t\t\t\t\n\r\n\t\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\r\n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\r\n\t\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\r\n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\r\n\t\t\t\t\n\r\n\t\t\t\t//return vec4(rgbA,1.0);\n\r\n\t\t\t\tfloat lumaB = dot(rgbB, luma);\n\r\n\t\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\r\n\t\t\t\t\tcolor = vec4(rgbA, 1.0);\n\r\n\t\t\t\telse\n\r\n\t\t\t\t\tcolor = vec4(rgbB, 1.0);\n\r\n\t\t\t\tif(u_igamma != 1.0)\n\r\n\t\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\r\n\t\t\t\treturn color;\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t   gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\r\n\t\t\t}\n\r\n\t\t\t";
    C.gamma_pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_igamma;\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\r\n\t\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\r\n\t\t\t   gl_FragColor = color;\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/toviewport", C);
    H.title = "Copy";
    H.desc = "Copy Texture";
    H.widgets_info = {size:{widget:"combo", values:[0, 32, 64, 128, 256, 512, 1024, 2048]}, precision:{widget:"combo", values:r.MODE_VALUES}};
    H.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if ((a || this._temp_texture) && this.isOutputConnected(0)) {
        if (a) {
          var b = a.width, c = a.height;
          0 != this.properties.size && (c = b = this.properties.size);
          var d = this._temp_texture, e = a.type;
          this.properties.precision === r.LOW ? e = gl.UNSIGNED_BYTE : this.properties.precision === r.HIGH && (e = gl.HIGH_PRECISION_FORMAT);
          d && d.width == b && d.height == c && d.type == e || (d = gl.LINEAR, this.properties.generate_mipmaps && isPowerOfTwo(b) && isPowerOfTwo(c) && (d = gl.LINEAR_MIPMAP_LINEAR), this._temp_texture = new GL.Texture(b, c, {type:e, format:gl.RGBA, minFilter:d, magFilter:gl.LINEAR}));
          a.copyTo(this._temp_texture);
          this.properties.generate_mipmaps && (this._temp_texture.bind(0), gl.generateMipmap(this._temp_texture.texture_type), this._temp_texture.unbind(0));
        }
        this.setOutputData(0, this._temp_texture);
      }
    };
    f.registerNodeType("texture/copy", H);
    E.title = "Downsample";
    E.desc = "Downsample Texture";
    E.widgets_info = {iterations:{type:"number", step:1, precision:0, min:1}, precision:{widget:"combo", values:r.MODE_VALUES}};
    E.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if ((a || this._temp_texture) && this.isOutputConnected(0) && a && a.texture_type === GL.TEXTURE_2D) {
        var b = E._shader;
        b || (E._shader = b = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, E.pixel_shader));
        var c = a.width | 0, d = a.height | 0, e = a.type;
        this.properties.precision === r.LOW ? e = gl.UNSIGNED_BYTE : this.properties.precision === r.HIGH && (e = gl.HIGH_PRECISION_FORMAT);
        var f = this.properties.iterations || 1, g = a, l = [];
        e = {type:e, format:a.format};
        var k = vec2.create(), m = {u_offset:k};
        this._texture && GL.Texture.releaseTemporary(this._texture);
        for (var h = 0; h < f; ++h) {
          k[0] = 1 / c;
          k[1] = 1 / d;
          c = c >> 1 || 0;
          d = d >> 1 || 0;
          a = GL.Texture.getTemporary(c, d, e);
          l.push(a);
          g.setParameter(GL.TEXTURE_MAG_FILTER, GL.NEAREST);
          g.copyTo(a, b, m);
          if (1 == c && 1 == d) {
            break;
          }
          g = a;
        }
        this._texture = l.pop();
        for (h = 0; h < l.length; ++h) {
          GL.Texture.releaseTemporary(l[h]);
        }
        this.properties.generate_mipmaps && (this._texture.bind(0), gl.generateMipmap(this._texture.texture_type), this._texture.unbind(0));
        this.setOutputData(0, this._texture);
      }
    };
    E.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_offset;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\r\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\r\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\r\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\r\n\t\t\t   gl_FragColor = color * 0.25;\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/downsample", E);
    x.title = "Average";
    x.desc = "Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture";
    x.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a && (this.isOutputConnected(0) || this.isOutputConnected(1) || this.isOutputConnected(2))) {
        if (!x._shader) {
          x._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, x.pixel_shader);
          for (var b = new Float32Array(32), c = 0; 32 > c; ++c) {
            b[c] = Math.random();
          }
          x._shader.uniforms({u_samples_a:b.subarray(0, 16), u_samples_b:b.subarray(16, 32)});
        }
        c = this._temp_texture;
        b = gl.UNSIGNED_BYTE;
        a.type != b && (b = gl.FLOAT);
        c && c.type == b || (this._temp_texture = new GL.Texture(1, 1, {type:b, format:gl.RGBA, filter:gl.NEAREST}));
        var d = x._shader, e = this._uniforms;
        e.u_mipmap_offset = this.properties.mipmap_offset;
        this._temp_texture.drawTo(function() {
          a.toViewport(d, e);
        });
        this.setOutputData(0, this._temp_texture);
        if (this.isOutputConnected(1) || this.isOutputConnected(2)) {
          if (c = this._temp_texture.getPixels()) {
            var f = this._luminance;
            b = this._temp_texture.type;
            f.set(c);
            b == gl.UNSIGNED_BYTE ? vec4.scale(f, f, 1 / 255) : (b == GL.HALF_FLOAT || b == GL.HALF_FLOAT_OES) && vec4.scale(f, f, 1 / 65025);
            this.setOutputData(1, f);
            this.setOutputData(2, (f[0] + f[1] + f[2]) / 3);
          }
        }
      }
    };
    x.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tuniform mat4 u_samples_a;\n\r\n\t\t\tuniform mat4 u_samples_b;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_mipmap_offset;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = vec4(0.0);\n\r\n\t\t\t\tfor(int i = 0; i < 4; ++i)\n\r\n\t\t\t\t\tfor(int j = 0; j < 4; ++j)\n\r\n\t\t\t\t\t{\n\r\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( u_samples_a[i][j], u_samples_b[i][j] ), u_mipmap_offset );\n\r\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( 1.0 - u_samples_a[i][j], 1.0 - u_samples_b[i][j] ), u_mipmap_offset );\n\r\n\t\t\t\t\t}\n\r\n\t\t\t   gl_FragColor = color * 0.03125;\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/average", x);
    G.title = "Image to Texture";
    G.desc = "Uploads an image to the GPU";
    G.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a) {
        var b = a.videoWidth || a.width, c = a.videoHeight || a.height;
        if (a.gltexture) {
          this.setOutputData(0, a.gltexture);
        } else {
          var d = this._temp_texture;
          d && d.width == b && d.height == c || (this._temp_texture = new GL.Texture(b, c, {format:gl.RGBA, filter:gl.LINEAR}));
          try {
            this._temp_texture.uploadImage(a);
          } catch (M) {
            console.error("image comes from an unsafe location, cannot be uploaded to webgl: " + M);
            return;
          }
          this.setOutputData(0, this._temp_texture);
        }
      }
    };
    f.registerNodeType("texture/imageToTexture", G);
    A.widgets_info = {texture:{widget:"texture"}, precision:{widget:"combo", values:r.MODE_VALUES}};
    A.title = "LUT";
    A.desc = "Apply LUT to Texture";
    A.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var a = this.getInputData(0);
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          if (a) {
            var b = this.getInputData(1);
            b || (b = r.getTexture(this.properties.texture));
            if (b) {
              b.bind(0);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
              gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
              gl.bindTexture(gl.TEXTURE_2D, null);
              var c = this.properties.intensity;
              this.isInputConnected(2) && (this.properties.intensity = c = this.getInputData(2));
              this._tex = r.getTargetTexture(a, this._tex, this.properties.precision);
              this._tex.drawTo(function() {
                b.bind(1);
                a.toViewport(A._shader, {u_texture:0, u_textureB:1, u_amount:c});
              });
              this.setOutputData(0, this._tex);
            } else {
              this.setOutputData(0, a);
            }
          }
        }
      }
    };
    A.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tuniform float u_amount;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\r\n\t\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\r\n\t\t\t\t mediump vec2 quad1;\n\r\n\t\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\r\n\t\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\r\n\t\t\t\t mediump vec2 quad2;\n\r\n\t\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\r\n\t\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\r\n\t\t\t\t highp vec2 texPos1;\n\r\n\t\t\t\t texPos1.x = (quad1.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\r\n\t\t\t\t texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\r\n\t\t\t\t highp vec2 texPos2;\n\r\n\t\t\t\t texPos2.x = (quad2.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\r\n\t\t\t\t texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\r\n\t\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\r\n\t\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\r\n\t\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\r\n\t\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/LUT", A);
    p.title = "Texture to Channels";
    p.desc = "Split texture channels";
    p.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a) {
        this._channels || (this._channels = Array(4));
        for (var b = 0, c = 0; 4 > c; c++) {
          this.isOutputConnected(c) ? (this._channels[c] && this._channels[c].width == a.width && this._channels[c].height == a.height && this._channels[c].type == a.type || (this._channels[c] = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR})), b++) : this._channels[c] = null;
        }
        if (b) {
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var d = Mesh.getScreenQuad(), e = p._shader, f = [[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]];
          for (c = 0; 4 > c; c++) {
            this._channels[c] && (this._channels[c].drawTo(function() {
              a.bind(0);
              e.uniforms({u_texture:0, u_mask:f[c]}).draw(d);
            }), this.setOutputData(c, this._channels[c]));
          }
        }
      }
    };
    p.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec4 u_mask;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t   gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/textureChannels", p);
    l.title = "Channels to Texture";
    l.desc = "Split texture channels";
    l.prototype.onExecute = function() {
      var a = [this.getInputData(0), this.getInputData(1), this.getInputData(2), this.getInputData(3)];
      if (a[0] && a[1] && a[2] && a[3]) {
        gl.disable(gl.BLEND);
        gl.disable(gl.DEPTH_TEST);
        var b = Mesh.getScreenQuad(), c = l._shader;
        this._tex = r.getTargetTexture(a[0], this._tex);
        this._tex.drawTo(function() {
          a[0].bind(0);
          a[1].bind(1);
          a[2].bind(2);
          a[3].bind(3);
          c.uniforms({u_textureR:0, u_textureG:1, u_textureB:2, u_textureA:3}).draw(b);
        });
        this.setOutputData(0, this._tex);
      }
    };
    l.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_textureR;\n\r\n\t\t\tuniform sampler2D u_textureG;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tuniform sampler2D u_textureA;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t   gl_FragColor = vec4( \r\n\t\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\r\n\t\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\r\n\t\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\r\n\t\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/channelsTexture", l);
    g.title = "Gradient";
    g.desc = "Generates a gradient";
    g["@A"] = {type:"color"};
    g["@B"] = {type:"color"};
    g["@texture_size"] = {type:"enum", values:[32, 64, 128, 256, 512]};
    g.prototype.onExecute = function() {
      gl.disable(gl.BLEND);
      gl.disable(gl.DEPTH_TEST);
      var a = GL.Mesh.getScreenQuad(), b = g._shader, c = this.getInputData(0);
      c || (c = this.properties.A);
      var d = this.getInputData(1);
      d || (d = this.properties.B);
      for (var e = 2; e < this.inputs.length; e++) {
        var f = this.inputs[e], l = this.getInputData(e);
        void 0 !== l && (this.properties[f.name] = l);
      }
      var k = this._uniforms;
      this._uniforms.u_angle = this.properties.angle * DEG2RAD;
      this._uniforms.u_scale = this.properties.scale;
      vec3.copy(k.u_colorA, c);
      vec3.copy(k.u_colorB, d);
      c = parseInt(this.properties.texture_size);
      this._tex && this._tex.width == c || (this._tex = new GL.Texture(c, c, {format:gl.RGB, filter:gl.LINEAR}));
      this._tex.drawTo(function() {
        b.uniforms(k).draw(a);
      });
      this.setOutputData(0, this._tex);
    };
    g.prototype.onGetInputs = function() {
      return [["angle", "number"], ["scale", "number"]];
    };
    g.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform float u_angle;\n\r\n\t\t\tuniform float u_scale;\n\r\n\t\t\tuniform vec3 u_colorA;\n\r\n\t\t\tuniform vec3 u_colorB;\n\r\n\t\t\t\n\r\n\t\t\tvec2 rotate(vec2 v, float angle)\n\r\n\t\t\t{\n\r\n\t\t\t\tvec2 result;\n\r\n\t\t\t\tfloat _cos = cos(angle);\n\r\n\t\t\t\tfloat _sin = sin(angle);\n\r\n\t\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\r\n\t\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\r\n\t\t\t\treturn result;\n\r\n\t\t\t}\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\r\n\t\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\r\n\t\t\t   gl_FragColor = vec4(color,1.0);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/gradient", g);
    z.title = "Mix";
    z.desc = "Generates a texture mixing two textures";
    z.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    z.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (this.isOutputConnected(0)) {
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          var b = this.getInputData(1), c = this.getInputData(2);
          if (a && b && c) {
            this._tex = r.getTargetTexture(a, this._tex, this.properties.precision);
            gl.disable(gl.BLEND);
            gl.disable(gl.DEPTH_TEST);
            var d = Mesh.getScreenQuad(), e = z._shader;
            this._tex.drawTo(function() {
              a.bind(0);
              b.bind(1);
              c.bind(2);
              e.uniforms({u_textureA:0, u_textureB:1, u_textureMix:2}).draw(d);
            });
            this.setOutputData(0, this._tex);
          }
        }
      }
    };
    z.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_textureA;\n\r\n\t\t\tuniform sampler2D u_textureB;\n\r\n\t\t\tuniform sampler2D u_textureMix;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), texture2D(u_textureMix, v_coord) );\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/mix", z);
    e.title = "Edges";
    e.desc = "Detects edges";
    e.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    e.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var a = this.getInputData(0);
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          if (a) {
            this._tex = r.getTargetTexture(a, this._tex, this.properties.precision);
            gl.disable(gl.BLEND);
            gl.disable(gl.DEPTH_TEST);
            var b = Mesh.getScreenQuad(), c = e._shader, d = this.properties.invert, f = this.properties.factor, g = this.properties.threshold ? 1 : 0;
            this._tex.drawTo(function() {
              a.bind(0);
              c.uniforms({u_texture:0, u_isize:[1 / a.width, 1 / a.height], u_factor:f, u_threshold:g, u_invert:d ? 1 : 0}).draw(b);
            });
            this.setOutputData(0, this._tex);
          }
        }
      }
    };
    e.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_isize;\n\r\n\t\t\tuniform int u_invert;\n\r\n\t\t\tuniform float u_factor;\n\r\n\t\t\tuniform float u_threshold;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\r\n\t\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\r\n\t\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\r\n\t\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\r\n\t\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\r\n\t\t\t\tdiff *= u_factor;\n\r\n\t\t\t\tif(u_invert == 1)\n\r\n\t\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\r\n\t\t\t\tif( u_threshold == 0.0 )\n\r\n\t\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\r\n\t\t\t\telse\n\r\n\t\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/edges", e);
    b.title = "Depth Range";
    b.desc = "Generates a texture with a depth range";
    b.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var a = this.getInputData(0);
        if (a) {
          var c = gl.UNSIGNED_BYTE;
          this.properties.high_precision && (c = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT);
          this._temp_texture && this._temp_texture.type == c && this._temp_texture.width == a.width && this._temp_texture.height == a.height || (this._temp_texture = new GL.Texture(a.width, a.height, {type:c, format:gl.RGBA, filter:gl.LINEAR}));
          var d = this._uniforms;
          c = this.properties.distance;
          this.isInputConnected(1) && (c = this.getInputData(1), this.properties.distance = c);
          var e = this.properties.range;
          this.isInputConnected(2) && (e = this.getInputData(2), this.properties.range = e);
          d.u_distance = c;
          d.u_range = e;
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var f = Mesh.getScreenQuad();
          b._shader || (b._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, b.pixel_shader), b._shader_onlydepth = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, b.pixel_shader, {ONLY_DEPTH:""}));
          var g = this.properties.only_depth ? b._shader_onlydepth : b._shader;
          c = null;
          c = a.near_far_planes ? a.near_far_planes : window.LS && LS.Renderer._main_camera ? LS.Renderer._main_camera._uniforms.u_camera_planes : [0.1, 1000];
          d.u_camera_planes = c;
          this._temp_texture.drawTo(function() {
            a.bind(0);
            g.uniforms(d).draw(f);
          });
          this._temp_texture.near_far_planes = c;
          this.setOutputData(0, this._temp_texture);
        }
      }
    };
    b.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform float u_distance;\n\r\n\t\t\tuniform float u_range;\n\r\n\t\t\t\n\r\n\t\t\tfloat LinearDepth()\n\r\n\t\t\t{\n\r\n\t\t\t\tfloat zNear = u_camera_planes.x;\n\r\n\t\t\t\tfloat zFar = u_camera_planes.y;\n\r\n\t\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\r\n\t\t\t\tdepth = depth * 2.0 - 1.0;\n\r\n\t\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tfloat depth = LinearDepth();\n\r\n\t\t\t\t#ifdef ONLY_DEPTH\n\r\n\t\t\t\t   gl_FragColor = vec4(depth);\n\r\n\t\t\t\t#else\n\r\n\t\t\t\t\tfloat diff = abs(depth * u_camera_planes.y - u_distance);\n\r\n\t\t\t\t\tfloat dof = 1.0;\n\r\n\t\t\t\t\tif(diff <= u_range)\n\r\n\t\t\t\t\t\tdof = diff / u_range;\n\r\n\t\t\t\t   gl_FragColor = vec4(dof);\n\r\n\t\t\t\t#endif\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("texture/depth_range", b);
    a.title = "Blur";
    a.desc = "Blur a texture";
    a.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    a.max_iterations = 20;
    a.prototype.onExecute = function() {
      var b = this.getInputData(0);
      if (b && this.isOutputConnected(0)) {
        var c = this._final_texture;
        c && c.width == b.width && c.height == b.height && c.type == b.type || (c = this._final_texture = new GL.Texture(b.width, b.height, {type:b.type, format:gl.RGBA, filter:gl.LINEAR}));
        var d = this.properties.iterations;
        this.isInputConnected(1) && (d = this.getInputData(1), this.properties.iterations = d);
        d = Math.min(Math.floor(d), a.max_iterations);
        if (0 == d) {
          this.setOutputData(0, b);
        } else {
          var e = this.properties.intensity;
          this.isInputConnected(2) && (e = this.getInputData(2), this.properties.intensity = e);
          var g = f.camera_aspect;
          g || void 0 === window.gl || (g = gl.canvas.height / gl.canvas.width);
          g || (g = 1);
          g = this.properties.preserve_aspect ? g : 1;
          var l = this.properties.scale || [1, 1];
          b.applyBlur(g * l[0], l[1], e, c);
          for (b = 1; b < d; ++b) {
            c.applyBlur(g * l[0] * (b + 1), l[1] * (b + 1), e);
          }
          this.setOutputData(0, c);
        }
      }
    };
    f.registerNodeType("texture/blur", a);
    c.title = "Glow";
    c.desc = "Filters a texture giving it a glow effect";
    c.weights = new Float32Array([0.5, 0.4, 0.3, 0.2]);
    c.widgets_info = {iterations:{type:"number", min:0, max:16, step:1, precision:0}, threshold:{type:"number", min:0, max:10, step:0.01, precision:2}, precision:{widget:"combo", values:r.MODE_VALUES}};
    c.prototype.onGetInputs = function() {
      return [["enabled", "boolean"], ["threshold", "number"], ["intensity", "number"], ["persistence", "number"], ["iterations", "number"], ["dirt_factor", "number"]];
    };
    c.prototype.onGetOutputs = function() {
      return [["average", "Texture"]];
    };
    c.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a && this.isAnyOutputConnected()) {
        if (this.properties.precision === r.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) {
          this.setOutputData(0, a);
        } else {
          var b = a.width, d = a.height, e = {format:a.format, type:a.type, minFilter:GL.LINEAR, magFilter:GL.LINEAR, wrap:gl.CLAMP_TO_EDGE}, f = r.getTextureType(this.properties.precision, a), g = this._uniforms, l = this._textures, k = c._cut_shader;
          k || (k = c._cut_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.cut_pixel_shader));
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.BLEND);
          g.u_threshold = this.getInputOrProperty("threshold");
          var h = l[0] = GL.Texture.getTemporary(b, d, e);
          a.blit(h, k.uniforms(g));
          var m = h, p = this.getInputOrProperty("iterations");
          p = Math.clamp(p, 1, 16) | 0;
          var n = g.u_texel_size, q = this.getInputOrProperty("intensity");
          g.u_intensity = 1;
          g.u_delta = this.properties.scale;
          k = c._shader;
          k || (k = c._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.scale_pixel_shader));
          for (var t = 1; t < p; t++) {
            b >>= 1;
            1 < (d | 0) && (d >>= 1);
            if (2 > b) {
              break;
            }
            h = l[t] = GL.Texture.getTemporary(b, d, e);
            n[0] = 1 / m.width;
            n[1] = 1 / m.height;
            m.blit(h, k.uniforms(g));
            m = h;
          }
          this.isOutputConnected(2) && (b = this._average_texture, b && b.type == a.type && b.format == a.format || (b = this._average_texture = new GL.Texture(1, 1, {type:a.type, format:a.format, filter:gl.LINEAR})), n[0] = 1 / m.width, n[1] = 1 / m.height, g.u_intensity = q, g.u_delta = 1, m.blit(b, k.uniforms(g)), this.setOutputData(2, b));
          gl.enable(gl.BLEND);
          gl.blendFunc(gl.ONE, gl.ONE);
          g.u_intensity = this.getInputOrProperty("persistence");
          g.u_delta = 0.5;
          for (t -= 2; 0 <= t; t--) {
            h = l[t], l[t] = null, n[0] = 1 / m.width, n[1] = 1 / m.height, m.blit(h, k.uniforms(g)), GL.Texture.releaseTemporary(m), m = h;
          }
          gl.disable(gl.BLEND);
          this.isOutputConnected(1) && (l = this._glow_texture, l && l.width == a.width && l.height == a.height && l.type == f && l.format == a.format || (l = this._glow_texture = new GL.Texture(a.width, a.height, {type:f, format:a.format, filter:gl.LINEAR})), m.blit(l), this.setOutputData(1, l));
          if (this.isOutputConnected(0)) {
            l = this._final_texture;
            l && l.width == a.width && l.height == a.height && l.type == f && l.format == a.format || (l = this._final_texture = new GL.Texture(a.width, a.height, {type:f, format:a.format, filter:gl.LINEAR}));
            var u = this.getInputData(1), v = this.getInputOrProperty("dirt_factor");
            g.u_intensity = q;
            k = u ? c._dirt_final_shader : c._final_shader;
            k || (k = u ? c._dirt_final_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.final_pixel_shader, {USE_DIRT:""}) : c._final_shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, c.final_pixel_shader));
            l.drawTo(function() {
              a.bind(0);
              m.bind(1);
              u && (k.setUniform("u_dirt_factor", v), k.setUniform("u_dirt_texture", u.bind(2)));
              k.toViewport(g);
            });
            this.setOutputData(0, l);
          }
          GL.Texture.releaseTemporary(m);
        }
      }
    };
    c.cut_pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform float u_threshold;\n\r\n\t\tvoid main() {\n\r\n\t\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\r\n\t\t}";
    c.scale_pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform vec2 u_texel_size;\n\r\n\t\tuniform float u_delta;\n\r\n\t\tuniform float u_intensity;\n\r\n\t\t\n\r\n\t\tvec4 sampleBox(vec2 uv) {\n\r\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\r\n\t\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\r\n\t\t\treturn s * 0.25;\n\r\n\t\t}\n\r\n\t\tvoid main() {\n\r\n\t\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\r\n\t\t}";
    c.final_pixel_shader = "precision highp float;\n\r\n\t\tvarying vec2 v_coord;\n\r\n\t\tuniform sampler2D u_texture;\n\r\n\t\tuniform sampler2D u_glow_texture;\n\r\n\t\t#ifdef USE_DIRT\n\r\n\t\t\tuniform sampler2D u_dirt_texture;\n\r\n\t\t#endif\n\r\n\t\tuniform vec2 u_texel_size;\n\r\n\t\tuniform float u_delta;\n\r\n\t\tuniform float u_intensity;\n\r\n\t\tuniform float u_dirt_factor;\n\r\n\t\t\n\r\n\t\tvec4 sampleBox(vec2 uv) {\n\r\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\r\n\t\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\r\n\t\t\treturn s * 0.25;\n\r\n\t\t}\n\r\n\t\tvoid main() {\n\r\n\t\t\tvec4 glow = sampleBox( v_coord );\n\r\n\t\t\t#ifdef USE_DIRT\n\r\n\t\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\r\n\t\t\t#endif\n\r\n\t\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\r\n\t\t}";
    f.registerNodeType("texture/glow", c);
    m.title = "Kuwahara Filter";
    m.desc = "Filters a texture giving an artistic oil canvas painting";
    m.max_radius = 10;
    m._shaders = [];
    m.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a && this.isOutputConnected(0)) {
        var b = this._temp_texture;
        b && b.width == a.width && b.height == a.height && b.type == a.type || (this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
        b = this.properties.radius;
        b = Math.min(Math.floor(b), m.max_radius);
        if (0 == b) {
          this.setOutputData(0, a);
        } else {
          var c = this.properties.intensity, d = f.camera_aspect;
          d || void 0 === window.gl || (d = gl.canvas.height / gl.canvas.width);
          d || (d = 1);
          d = this.properties.preserve_aspect ? d : 1;
          m._shaders[b] || (m._shaders[b] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, m.pixel_shader, {RADIUS:b.toFixed(0)}));
          var e = m._shaders[b], g = GL.Mesh.getScreenQuad();
          a.bind(0);
          this._temp_texture.drawTo(function() {
            e.uniforms({u_texture:0, u_intensity:c, u_resolution:[a.width, a.height], u_iResolution:[1 / a.width, 1 / a.height]}).draw(g);
          });
          this.setOutputData(0, this._temp_texture);
        }
      }
    };
    m.pixel_shader = "\n\r\n\tprecision highp float;\n\r\n\tvarying vec2 v_coord;\n\r\n\tuniform sampler2D u_texture;\n\r\n\tuniform float u_intensity;\n\r\n\tuniform vec2 u_resolution;\n\r\n\tuniform vec2 u_iResolution;\n\r\n\t#ifndef RADIUS\n\r\n\t\t#define RADIUS 7\n\r\n\t#endif\n\r\n\tvoid main() {\n\r\n\t\n\r\n\t\tconst int radius = RADIUS;\n\r\n\t\tvec2 fragCoord = v_coord;\n\r\n\t\tvec2 src_size = u_iResolution;\n\r\n\t\tvec2 uv = v_coord;\n\r\n\t\tfloat n = float((radius + 1) * (radius + 1));\n\r\n\t\tint i;\n\r\n\t\tint j;\n\r\n\t\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\r\n\t\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\r\n\t\tvec3 c;\n\r\n\t\t\n\r\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\r\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm0 += c;\n\r\n\t\t\t\ts0 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\r\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm1 += c;\n\r\n\t\t\t\ts1 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\r\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm2 += c;\n\r\n\t\t\t\ts2 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\r\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\r\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\r\n\t\t\t\tm3 += c;\n\r\n\t\t\t\ts3 += c * c;\n\r\n\t\t\t}\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tfloat min_sigma2 = 1e+2;\n\r\n\t\tm0 /= n;\n\r\n\t\ts0 = abs(s0 / n - m0 * m0);\n\r\n\t\t\n\r\n\t\tfloat sigma2 = s0.r + s0.g + s0.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m0, 1.0);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tm1 /= n;\n\r\n\t\ts1 = abs(s1 / n - m1 * m1);\n\r\n\t\t\n\r\n\t\tsigma2 = s1.r + s1.g + s1.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m1, 1.0);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tm2 /= n;\n\r\n\t\ts2 = abs(s2 / n - m2 * m2);\n\r\n\t\t\n\r\n\t\tsigma2 = s2.r + s2.g + s2.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m2, 1.0);\n\r\n\t\t}\n\r\n\t\t\n\r\n\t\tm3 /= n;\n\r\n\t\ts3 = abs(s3 / n - m3 * m3);\n\r\n\t\t\n\r\n\t\tsigma2 = s3.r + s3.g + s3.b;\n\r\n\t\tif (sigma2 < min_sigma2) {\n\r\n\t\t\tmin_sigma2 = sigma2;\n\r\n\t\t\tgl_FragColor = vec4(m3, 1.0);\n\r\n\t\t}\n\r\n\t}\n\r\n\t";
    f.registerNodeType("texture/kuwahara", m);
    k.title = "Webcam";
    k.desc = "Webcam texture";
    k.prototype.openStream = function() {
      navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia;
      window.URL = window.URL || window.webkitURL;
      if (navigator.getUserMedia) {
        this._waiting_confirmation = !0;
        var a = this;
        navigator.getUserMedia({video:!0}, this.streamReady.bind(this), function(b) {
          console.log("Webcam rejected", b);
          a._webcam_stream = !1;
          a.box_color = "red";
        });
      }
    };
    k.prototype.streamReady = function(a) {
      this._webcam_stream = a;
      var b = this._video;
      b || (b = document.createElement("video"), b.autoplay = !0, b.src = window.URL.createObjectURL(a), this._video = b, b.onloadedmetadata = function(a) {
        console.log(a);
      });
    };
    k.prototype.onRemoved = function() {
      if (this._webcam_stream) {
        var a = this._webcam_stream.getVideoTracks();
        a.length && (a = a[0], a.stop && a.stop());
        this._video = this._webcam_stream = null;
      }
    };
    k.prototype.onDrawBackground = function(a) {
      this.flags.collapsed || 20 >= this.size[1] || !this._video || (a.save(), a.webgl ? this._temp_texture && a.drawImage(this._temp_texture, 0, 0, this.size[0], this.size[1]) : (a.translate(0, this.size[1]), a.scale(1, -1), a.drawImage(this._video, 0, 0, this.size[0], this.size[1])), a.restore());
    };
    k.prototype.onExecute = function() {
      null != this._webcam_stream || this._waiting_confirmation || this.openStream();
      if (this._video && this._video.videoWidth) {
        var a = this._video.videoWidth, b = this._video.videoHeight, c = this._temp_texture;
        c && c.width == a && c.height == b || (this._temp_texture = new GL.Texture(a, b, {format:gl.RGB, filter:gl.LINEAR}));
        this._temp_texture.uploadImage(this._video);
        this.properties.texture_name && (r.getTexturesContainer()[this.properties.texture_name] = this._temp_texture);
        this.setOutputData(0, this._temp_texture);
      }
    };
    f.registerNodeType("texture/webcam", k);
    w.title = "Lens FX";
    w.desc = "distortion and chromatic aberration";
    w.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    w.prototype.onGetInputs = function() {
      return [["enabled", "boolean"]];
    };
    w.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a && this.isOutputConnected(0)) {
        if (this.properties.precision === r.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) {
          this.setOutputData(0, a);
        } else {
          var b = this._temp_texture;
          b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
          var c = w._shader;
          c || (c = w._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, w.pixel_shader));
          var d = this.getInputData(1);
          null == d && (d = this.properties.factor);
          var e = this._uniforms;
          e.u_factor = d;
          gl.disable(gl.DEPTH_TEST);
          b.drawTo(function() {
            a.bind(0);
            c.uniforms(e).draw(GL.Mesh.getScreenQuad());
          });
          this.setOutputData(0, b);
        }
      }
    };
    w.pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_factor;\n\r\n\t\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\r\n\t\t\t\tvec2 cc = coord - 0.5;\n\r\n\t\t\t\tfloat dist = dot(cc, cc);\n\r\n\t\t\t\treturn coord + cc * dist * amt;\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat sat( float t )\n\r\n\t\t\t{\n\r\n\t\t\t\treturn clamp( t, 0.0, 1.0 );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat linterp( float t ) {\n\r\n\t\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat remap( float t, float a, float b ) {\n\r\n\t\t\t\treturn sat( (t - a) / (b - a) );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvec4 spectrum_offset( float t ) {\n\r\n\t\t\t\tvec4 ret;\n\r\n\t\t\t\tfloat lo = step(t,0.5);\n\r\n\t\t\t\tfloat hi = 1.0-lo;\n\r\n\t\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\r\n\t\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\r\n\t\t\t\n\r\n\t\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tconst float max_distort = 2.2;\n\r\n\t\t\tconst int num_iter = 12;\n\r\n\t\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\r\n\t\t\t\n\r\n\t\t\tvoid main()\n\r\n\t\t\t{\t\n\r\n\t\t\t\tvec2 uv=v_coord;\n\r\n\t\t\t\tvec4 sumcol = vec4(0.0);\n\r\n\t\t\t\tvec4 sumw = vec4(0.0);\t\n\r\n\t\t\t\tfor ( int i=0; i<num_iter;++i )\n\r\n\t\t\t\t{\n\r\n\t\t\t\t\tfloat t = float(i) * reci_num_iter_f;\n\r\n\t\t\t\t\tvec4 w = spectrum_offset( t );\n\r\n\t\t\t\t\tsumw += w;\n\r\n\t\t\t\t\tsumcol += w * texture2D( u_texture, barrelDistortion(uv, .6 * max_distort*t * u_factor ) );\n\r\n\t\t\t\t}\n\r\n\t\t\t\tgl_FragColor = sumcol / sumw;\n\r\n\t\t\t}";
    f.registerNodeType("texture/lensfx", w);
    v.title = "Exposition";
    v.desc = "Controls texture exposition";
    v.widgets_info = {exposition:{widget:"slider", min:0, max:3}, precision:{widget:"combo", values:r.MODE_VALUES}};
    v.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a && this.isOutputConnected(0)) {
        var b = this._temp_texture;
        b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
        var c = v._shader;
        c || (c = v._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, v.pixel_shader));
        var d = this.getInputData(1);
        null != d && (this.properties.exposition = d);
        var e = this._uniforms;
        b.drawTo(function() {
          gl.disable(gl.DEPTH_TEST);
          a.bind(0);
          c.uniforms(e).draw(GL.Mesh.getScreenQuad());
        });
        this.setOutputData(0, b);
      }
    };
    v.pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_exposition;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\r\n\t\t\t\tgl_FragColor = vec4( color.xyz * u_exposition, color.a );\n\r\n\t\t\t}";
    f.registerNodeType("texture/exposition", v);
    t.title = "Tone Mapping";
    t.desc = "Applies Tone Mapping to convert from high to low";
    t.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}};
    t.prototype.onGetInputs = function() {
      return [["enabled", "boolean"]];
    };
    t.prototype.onExecute = function() {
      var a = this.getInputData(0);
      if (a && this.isOutputConnected(0)) {
        if (this.properties.precision === r.PASS_THROUGH || !1 === this.getInputOrProperty("enabled")) {
          this.setOutputData(0, a);
        } else {
          var b = this._temp_texture;
          b && b.width == a.width && b.height == a.height && b.type == a.type || (b = this._temp_texture = new GL.Texture(a.width, a.height, {type:a.type, format:gl.RGBA, filter:gl.LINEAR}));
          var c = t._shader;
          c || (c = t._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, t.pixel_shader));
          var d = this.getInputData(1);
          null != d && (this.properties.average_lum = d);
          var e = this._uniforms;
          e.u_lumwhite2 = this.properties.lum_white * this.properties.lum_white;
          e.u_scale = this.properties.scale;
          e.u_average_lum = this.properties.average_lum;
          e.u_igamma = 1 / this.properties.gamma;
          gl.disable(gl.DEPTH_TEST);
          b.drawTo(function() {
            a.bind(0);
            c.uniforms(e).draw(GL.Mesh.getScreenQuad());
          });
          this.setOutputData(0, this._temp_texture);
        }
      }
    };
    t.pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_scale;\n\r\n\t\t\tuniform float u_average_lum;\n\r\n\t\t\tuniform float u_lumwhite2;\n\r\n\t\t\tuniform float u_igamma;\n\r\n\t\t\tvec3 RGB2xyY (vec3 rgb)\n\r\n\t\t\t{\n\r\n\t\t\t\t const mat3 RGB2XYZ = mat3(0.4124, 0.3576, 0.1805,\n\r\n\t\t\t\t\t\t\t\t\t\t   0.2126, 0.7152, 0.0722,\n\r\n\t\t\t\t\t\t\t\t\t\t   0.0193, 0.1192, 0.9505);\n\r\n\t\t\t\tvec3 XYZ = RGB2XYZ * rgb;\n\r\n\t\t\t\t\n\r\n\t\t\t\tfloat f = (XYZ.x + XYZ.y + XYZ.z);\n\r\n\t\t\t\treturn vec3(XYZ.x / f,\n\r\n\t\t\t\t\t\t\tXYZ.y / f,\n\r\n\t\t\t\t\t\t\tXYZ.y);\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\r\n\t\t\t\tvec3 rgb = color.xyz;\n\r\n\t\t\t\t//Ld - this part of the code is the same for both versions\n\r\n\t\t\t\tfloat lum = dot(rgb, vec3(0.2126, 0.7152, 0.0722));\n\r\n\t\t\t\tfloat L = (u_scale / u_average_lum) * lum;\n\r\n\t\t\t\tfloat Ld = (L * (1.0 + L / u_lumwhite2)) / (1.0 + L);\n\r\n\t\t\t\t//first\n\r\n\t\t\t\t//vec3 xyY = RGB2xyY(rgb);\n\r\n\t\t\t\t//xyY.z *= Ld;\n\r\n\t\t\t\t//rgb = xyYtoRGB(xyY);\n\r\n\t\t\t\t//second\n\r\n\t\t\t\trgb = (rgb / lum) * Ld;\n\r\n\t\t\t\trgb = pow( rgb, vec3( u_igamma ) );\n\r\n\t\t\t\tgl_FragColor = vec4( rgb, color.a );\n\r\n\t\t\t}";
    f.registerNodeType("texture/tonemapping", t);
    q.title = "Perlin";
    q.desc = "Generates a perlin noise texture";
    q.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}, width:{type:"Number", precision:0, step:1}, height:{type:"Number", precision:0, step:1}, octaves:{type:"Number", precision:0, step:1, min:1, max:50}};
    q.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var a = this.properties.width | 0, b = this.properties.height | 0;
        0 == a && (a = gl.viewport_data[2]);
        0 == b && (b = gl.viewport_data[3]);
        var c = r.getTextureType(this.properties.precision), d = this._temp_texture;
        d && d.width == a && d.height == b && d.type == c || (d = this._temp_texture = new GL.Texture(a, b, {type:c, format:gl.RGB, filter:gl.LINEAR}));
        c = a + b + c + this.properties.persistence + this.properties.octaves + this.properties.scale + this.properties.seed + this.properties.offset[0] + this.properties.offset[1] + this.properties.amplitude;
        if (c != this._key) {
          this._key = c;
          var e = this._uniforms;
          e.u_persistence = this.properties.persistence;
          e.u_octaves = this.properties.octaves;
          e.u_offset[0] = this.properties.offset[0];
          e.u_offset[1] = this.properties.offset[1];
          e.u_scale = this.properties.scale;
          e.u_amplitude = this.properties.amplitude;
          e.u_viewport[0] = a;
          e.u_viewport[1] = b;
          e.u_seed = 128 * this.properties.seed;
          var f = q._shader;
          f || (f = q._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, q.pixel_shader));
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          d.drawTo(function() {
            f.uniforms(e).draw(GL.Mesh.getScreenQuad());
          });
        }
        this.setOutputData(0, d);
      }
    };
    q.pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform vec2 u_offset;\n\r\n\t\t\tuniform float u_scale;\n\r\n\t\t\tuniform float u_persistence;\n\r\n\t\t\tuniform int u_octaves;\n\r\n\t\t\tuniform float u_amplitude;\n\r\n\t\t\tuniform vec2 u_viewport;\n\r\n\t\t\tuniform float u_seed;\n\r\n\t\t\t#define M_PI 3.14159265358979323846\n\r\n\t\t\t\n\r\n\t\t\tfloat rand(vec2 c){\treturn fract(sin(dot(c.xy ,vec2( 12.9898 + u_seed,78.233 + u_seed))) * 43758.5453); }\n\r\n\t\t\t\n\r\n\t\t\tfloat noise(vec2 p, float freq ){\n\r\n\t\t\t\tfloat unit = u_viewport.x/freq;\n\r\n\t\t\t\tvec2 ij = floor(p/unit);\n\r\n\t\t\t\tvec2 xy = mod(p,unit)/unit;\n\r\n\t\t\t\t//xy = 3.*xy*xy-2.*xy*xy*xy;\n\r\n\t\t\t\txy = .5*(1.-cos(M_PI*xy));\n\r\n\t\t\t\tfloat a = rand((ij+vec2(0.,0.)));\n\r\n\t\t\t\tfloat b = rand((ij+vec2(1.,0.)));\n\r\n\t\t\t\tfloat c = rand((ij+vec2(0.,1.)));\n\r\n\t\t\t\tfloat d = rand((ij+vec2(1.,1.)));\n\r\n\t\t\t\tfloat x1 = mix(a, b, xy.x);\n\r\n\t\t\t\tfloat x2 = mix(c, d, xy.x);\n\r\n\t\t\t\treturn mix(x1, x2, xy.y);\n\r\n\t\t\t}\n\r\n\t\t\t\n\r\n\t\t\tfloat pNoise(vec2 p, int res){\n\r\n\t\t\t\tfloat persistance = u_persistence;\n\r\n\t\t\t\tfloat n = 0.;\n\r\n\t\t\t\tfloat normK = 0.;\n\r\n\t\t\t\tfloat f = 4.;\n\r\n\t\t\t\tfloat amp = 1.0;\n\r\n\t\t\t\tint iCount = 0;\n\r\n\t\t\t\tfor (int i = 0; i<50; i++){\n\r\n\t\t\t\t\tn+=amp*noise(p, f);\n\r\n\t\t\t\t\tf*=2.;\n\r\n\t\t\t\t\tnormK+=amp;\n\r\n\t\t\t\t\tamp*=persistance;\n\r\n\t\t\t\t\tif (iCount >= res)\n\r\n\t\t\t\t\t\tbreak;\n\r\n\t\t\t\t\tiCount++;\n\r\n\t\t\t\t}\n\r\n\t\t\t\tfloat nf = n/normK;\n\r\n\t\t\t\treturn nf*nf*nf*nf;\n\r\n\t\t\t}\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 uv = v_coord * u_scale * u_viewport + u_offset * u_scale;\n\r\n\t\t\t\tvec4 color = vec4( pNoise( uv, u_octaves ) * u_amplitude );\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}";
    f.registerNodeType("texture/perlin", q);
    d.title = "Canvas2D";
    d.desc = "Executes Canvas2D code inside a texture or the viewport";
    d.widgets_info = {precision:{widget:"combo", values:r.MODE_VALUES}, code:{type:"code"}, width:{type:"Number", precision:0, step:1}, height:{type:"Number", precision:0, step:1}};
    d.prototype.onPropertyChanged = function(a, b) {
      if ("code" == a && f.allow_scripts) {
        this._func = null;
        try {
          this._func = new Function("canvas", "ctx", "time", "script", b), this.boxcolor = "#00FF00";
        } catch (L) {
          this.boxcolor = "#FF0000", console.error("Error parsing script"), console.error(L);
        }
      }
    };
    d.prototype.onExecute = function() {
      var a = this._func;
      if (a && this.isOutputConnected(0)) {
        if (u.enableWebGLCanvas) {
          var b = this.properties.width || gl.canvas.width, c = this.properties.height || gl.canvas.height, d = this._temp_texture;
          d && d.width == b && d.height == c || (d = this._temp_texture = new GL.Texture(b, c, {format:gl.RGBA, filter:gl.LINEAR}));
          var e = this, f = this.graph.getTime();
          d.drawTo(function() {
            gl.start2D();
            try {
              a.draw ? a.draw.call(e, gl.canvas, gl, f, a) : a.call(e, gl.canvas, gl, f, a), e.boxcolor = "#00FF00";
            } catch (N) {
              e.boxcolor = "#FF0000", console.error("Error executing script"), console.error(N);
            }
            gl.finish2D();
          });
          this.setOutputData(0, d);
        } else {
          console.warn("cannot use LGraphTextureCanvas2D if Canvas2DtoWebGL is not included");
        }
      }
    };
    f.registerNodeType("texture/canvas2D", d);
    n.title = "Matte";
    n.desc = "Extracts background";
    n.widgets_info = {key_color:{widget:"color"}, precision:{widget:"combo", values:r.MODE_VALUES}};
    n.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var a = this.getInputData(0);
        if (this.properties.precision === r.PASS_THROUGH) {
          this.setOutputData(0, a);
        } else {
          if (a) {
            this._tex = r.getTargetTexture(a, this._tex, this.properties.precision);
            gl.disable(gl.BLEND);
            gl.disable(gl.DEPTH_TEST);
            this._uniforms || (this._uniforms = {u_texture:0, u_key_color:this.properties.key_color, u_threshold:1, u_slope:1});
            var b = this._uniforms, c = Mesh.getScreenQuad(), d = n._shader;
            d || (d = n._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, n.pixel_shader));
            b.u_key_color = this.properties.key_color;
            b.u_threshold = this.properties.threshold;
            b.u_slope = this.properties.slope;
            this._tex.drawTo(function() {
              a.bind(0);
              d.uniforms(b).draw(c);
            });
            this.setOutputData(0, this._tex);
          }
        }
      }
    };
    n.pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec3 u_key_color;\n\r\n\t\t\tuniform float u_threshold;\n\r\n\t\t\tuniform float u_slope;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\r\n\t\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\r\n\t\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\r\n\t\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\r\n\t\t\t\tgl_FragColor = vec4( color, alpha );\n\r\n\t\t\t}";
    f.registerNodeType("texture/matte", n);
    h.title = "Cubemap";
    h.prototype.onDropFile = function(a, b, c) {
      a ? (this._drop_texture = "string" == typeof a ? GL.Texture.fromURL(a) : GL.Texture.fromDDSInMemory(a), this.properties.name = b) : (this._drop_texture = null, this.properties.name = "");
    };
    h.prototype.onExecute = function() {
      if (this._drop_texture) {
        this.setOutputData(0, this._drop_texture);
      } else {
        if (this.properties.name) {
          var a = r.getTexture(this.properties.name);
          a && (this._last_tex = a, this.setOutputData(0, a));
        }
      }
    };
    h.prototype.onDrawBackground = function(a) {
      this.flags.collapsed || 20 >= this.size[1] || !a.webgl || gl.meshes.cube || (gl.meshes.cube = GL.Mesh.cube({size:1}));
    };
    f.registerNodeType("texture/cubemap", h);
  }
})(this);
(function(u) {
  var f = u.LiteGraph;
  if ("undefined" != typeof GL) {
    var h = function() {
      this.addInput("Tex.", "Texture");
      this.addInput("intensity", "number");
      this.addOutput("Texture", "Texture");
      this.properties = {intensity:1, invert:!1, precision:LGraphTexture.DEFAULT};
      h._shader || (h._shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, h.pixel_shader));
    }, n = function() {
      this.addInput("Texture", "Texture");
      this.addInput("value1", "number");
      this.addInput("value2", "number");
      this.addOutput("Texture", "Texture");
      this.properties = {fx:"halftone", value1:1, value2:1, precision:LGraphTexture.DEFAULT};
    }, d = function() {
      this.addInput("Texture", "Texture");
      this.addInput("Blurred", "Texture");
      this.addInput("Mask", "Texture");
      this.addInput("Threshold", "number");
      this.addOutput("Texture", "Texture");
      this.properties = {shape:"", size:10, alpha:1.0, threshold:1.0, high_precision:!1};
    }, q = function() {
      this.addInput("Texture", "Texture");
      this.addInput("Aberration", "number");
      this.addInput("Distortion", "number");
      this.addInput("Blur", "number");
      this.addOutput("Texture", "Texture");
      this.properties = {aberration:1.0, distortion:1.0, blur:1.0, precision:LGraphTexture.DEFAULT};
      q._shader || (q._shader = new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER, q.pixel_shader), q._texture = new GL.Texture(3, 1, {format:gl.RGB, wrap:gl.CLAMP_TO_EDGE, magFilter:gl.LINEAR, minFilter:gl.LINEAR, pixel_data:[255, 0, 0, 0, 255, 0, 0, 0, 255]}));
    };
    q.title = "Lens";
    q.desc = "Camera Lens distortion";
    q.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
    q.prototype.onExecute = function() {
      var d = this.getInputData(0);
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, d);
      } else {
        if (d) {
          this._tex = LGraphTexture.getTargetTexture(d, this._tex, this.properties.precision);
          var f = this.properties.aberration;
          this.isInputConnected(1) && (f = this.getInputData(1), this.properties.aberration = f);
          var h = this.properties.distortion;
          this.isInputConnected(2) && (h = this.getInputData(2), this.properties.distortion = h);
          var k = this.properties.blur;
          this.isInputConnected(3) && (k = this.getInputData(3), this.properties.blur = k);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var m = Mesh.getScreenQuad(), c = q._shader;
          this._tex.drawTo(function() {
            d.bind(0);
            c.uniforms({u_texture:0, u_aberration:f, u_distortion:h, u_blur:k}).draw(m);
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    q.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform float u_aberration;\n\r\n\t\t\tuniform float u_distortion;\n\r\n\t\t\tuniform float u_blur;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 coord = v_coord;\n\r\n\t\t\t\tfloat dist = distance(vec2(0.5), coord);\n\r\n\t\t\t\tvec2 dist_coord = coord - vec2(0.5);\n\r\n\t\t\t\tfloat percent = 1.0 + ((0.5 - dist) / 0.5) * u_distortion;\n\r\n\t\t\t\tdist_coord *= percent;\n\r\n\t\t\t\tcoord = dist_coord + vec2(0.5);\n\r\n\t\t\t\tvec4 color = texture2D(u_texture,coord, u_blur * dist);\n\r\n\t\t\t\tcolor.r = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0+0.01*u_aberration), u_blur * dist ).r;\n\r\n\t\t\t\tcolor.b = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0-0.01*u_aberration), u_blur * dist ).b;\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("fx/lens", q);
    u.LGraphFXLens = q;
    d.title = "Bokeh";
    d.desc = "applies an Bokeh effect";
    d.widgets_info = {shape:{widget:"texture"}};
    d.prototype.onExecute = function() {
      var f = this.getInputData(0), h = this.getInputData(1), n = this.getInputData(2);
      if (f && n && this.properties.shape) {
        h || (h = f);
        var k = LGraphTexture.getTexture(this.properties.shape);
        if (k) {
          var m = this.properties.threshold;
          this.isInputConnected(3) && (m = this.getInputData(3), this.properties.threshold = m);
          var c = gl.UNSIGNED_BYTE;
          this.properties.high_precision && (c = gl.half_float_ext ? gl.HALF_FLOAT_OES : gl.FLOAT);
          this._temp_texture && this._temp_texture.type == c && this._temp_texture.width == f.width && this._temp_texture.height == f.height || (this._temp_texture = new GL.Texture(f.width, f.height, {type:c, format:gl.RGBA, filter:gl.LINEAR}));
          var a = d._first_shader;
          a || (a = d._first_shader = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, d._first_pixel_shader));
          var b = d._second_shader;
          b || (b = d._second_shader = new GL.Shader(d._second_vertex_shader, d._second_pixel_shader));
          var e = this._points_mesh;
          e && e._width == f.width && e._height == f.height && 2 == e._spacing || (e = this.createPointsMesh(f.width, f.height, 2));
          var q = Mesh.getScreenQuad(), g = this.properties.size, l = this.properties.alpha;
          gl.disable(gl.DEPTH_TEST);
          gl.disable(gl.BLEND);
          this._temp_texture.drawTo(function() {
            f.bind(0);
            h.bind(1);
            n.bind(2);
            a.uniforms({u_texture:0, u_texture_blur:1, u_mask:2, u_texsize:[f.width, f.height]}).draw(q);
          });
          this._temp_texture.drawTo(function() {
            gl.enable(gl.BLEND);
            gl.blendFunc(gl.ONE, gl.ONE);
            f.bind(0);
            k.bind(3);
            b.uniforms({u_texture:0, u_mask:2, u_shape:3, u_alpha:l, u_threshold:m, u_pointSize:g, u_itexsize:[1.0 / f.width, 1.0 / f.height]}).draw(e, gl.POINTS);
          });
          this.setOutputData(0, this._temp_texture);
        }
      } else {
        this.setOutputData(0, f);
      }
    };
    d.prototype.createPointsMesh = function(d, f, h) {
      for (var k = Math.round(d / h), m = Math.round(f / h), c = new Float32Array(k * m * 2), a = -1, b = 2 / d * h, e = 2 / f * h, n = 0; n < m; ++n) {
        for (var g = -1, l = 0; l < k; ++l) {
          var p = n * k * 2 + 2 * l;
          c[p] = g;
          c[p + 1] = a;
          g += b;
        }
        a += e;
      }
      this._points_mesh = GL.Mesh.load({vertices2D:c});
      this._points_mesh._width = d;
      this._points_mesh._height = f;
      this._points_mesh._spacing = h;
      return this._points_mesh;
    };
    d._first_pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_texture_blur;\n\r\n\t\t\tuniform sampler2D u_mask;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tvec4 blurred_color = texture2D(u_texture_blur, v_coord);\n\r\n\t\t\t\tfloat mask = texture2D(u_mask, v_coord).x;\n\r\n\t\t\t   gl_FragColor = mix(color, blurred_color, mask);\n\r\n\t\t\t}\n\r\n\t\t\t";
    d._second_vertex_shader = "precision highp float;\n\r\n\t\t\tattribute vec2 a_vertex2D;\n\r\n\t\t\tvarying vec4 v_color;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_mask;\n\r\n\t\t\tuniform vec2 u_itexsize;\n\r\n\t\t\tuniform float u_pointSize;\n\r\n\t\t\tuniform float u_threshold;\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 coord = a_vertex2D * 0.5 + 0.5;\n\r\n\t\t\t\tv_color = texture2D( u_texture, coord );\n\r\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(u_itexsize.x, 0.0) );\n\r\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(0.0, u_itexsize.y));\n\r\n\t\t\t\tv_color += texture2D( u_texture, coord + u_itexsize);\n\r\n\t\t\t\tv_color *= 0.25;\n\r\n\t\t\t\tfloat mask = texture2D(u_mask, coord).x;\n\r\n\t\t\t\tfloat luminance = length(v_color) * mask;\n\r\n\t\t\t\t/*luminance /= (u_pointSize*u_pointSize)*0.01 */;\n\r\n\t\t\t\tluminance -= u_threshold;\n\r\n\t\t\t\tif(luminance < 0.0)\n\r\n\t\t\t\t{\n\r\n\t\t\t\t\tgl_Position.x = -100.0;\n\r\n\t\t\t\t\treturn;\n\r\n\t\t\t\t}\n\r\n\t\t\t\tgl_PointSize = u_pointSize;\n\r\n\t\t\t\tgl_Position = vec4(a_vertex2D,0.0,1.0);\n\r\n\t\t\t}\n\r\n\t\t\t";
    d._second_pixel_shader = "precision highp float;\n\r\n\t\t\tvarying vec4 v_color;\n\r\n\t\t\tuniform sampler2D u_shape;\n\r\n\t\t\tuniform float u_alpha;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D( u_shape, gl_PointCoord );\n\r\n\t\t\t\tcolor *= v_color * u_alpha;\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}\n";
    f.registerNodeType("fx/bokeh", d);
    u.LGraphFXBokeh = d;
    n.title = "FX";
    n.desc = "applies an FX from a list";
    n.widgets_info = {fx:{widget:"combo", values:["halftone", "pixelate", "lowpalette", "noise", "gamma"]}, precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
    n.shaders = {};
    n.prototype.onExecute = function() {
      if (this.isOutputConnected(0)) {
        var d = this.getInputData(0);
        if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
          this.setOutputData(0, d);
        } else {
          if (d) {
            this._tex = LGraphTexture.getTargetTexture(d, this._tex, this.properties.precision);
            var f = this.properties.value1;
            this.isInputConnected(1) && (f = this.getInputData(1), this.properties.value1 = f);
            var h = this.properties.value2;
            this.isInputConnected(2) && (h = this.getInputData(2), this.properties.value2 = h);
            var k = this.properties.fx, m = n.shaders[k];
            if (!m) {
              var c = n["pixel_shader_" + k];
              if (!c) {
                return;
              }
              m = n.shaders[k] = new GL.Shader(Shader.SCREEN_VERTEX_SHADER, c);
            }
            gl.disable(gl.BLEND);
            gl.disable(gl.DEPTH_TEST);
            var a = Mesh.getScreenQuad();
            camera_planes = u.LS && LS.Renderer._current_camera ? [LS.Renderer._current_camera.near, LS.Renderer._current_camera.far] : [1, 100];
            var b = null;
            "noise" == k && (b = LGraphTexture.getNoiseTexture());
            this._tex.drawTo(function() {
              d.bind(0);
              "noise" == k && b.bind(1);
              m.uniforms({u_texture:0, u_noise:1, u_size:[d.width, d.height], u_rand:[Math.random(), Math.random()], u_value1:f, u_value2:h, u_camera_planes:camera_planes}).draw(a);
            });
            this.setOutputData(0, this._tex);
          }
        }
      }
    };
    n.pixel_shader_halftone = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\t\n\r\n\t\t\tfloat pattern() {\n\r\n\t\t\t\tfloat s = sin(u_value1 * 3.1415), c = cos(u_value1 * 3.1415);\n\r\n\t\t\t\tvec2 tex = v_coord * u_size.xy;\n\r\n\t\t\t\tvec2 point = vec2(\n\r\n\t\t\t\t   c * tex.x - s * tex.y ,\n\r\n\t\t\t\t   s * tex.x + c * tex.y \n\r\n\t\t\t\t) * u_value2;\n\r\n\t\t\t\treturn (sin(point.x) * sin(point.y)) * 4.0;\n\r\n\t\t\t}\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tfloat average = (color.r + color.g + color.b) / 3.0;\n\r\n\t\t\t\tgl_FragColor = vec4(vec3(average * 10.0 - 5.0 + pattern()), color.a);\n\r\n\t\t\t}\n";
    n.pixel_shader_pixelate = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec2 coord = vec2( floor(v_coord.x * u_value1) / u_value1, floor(v_coord.y * u_value2) / u_value2 );\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, coord);\n\r\n\t\t\t\tgl_FragColor = color;\n\r\n\t\t\t}\n";
    n.pixel_shader_lowpalette = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform vec2 u_camera_planes;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tgl_FragColor = floor(color * u_value1) / u_value1;\n\r\n\t\t\t}\n";
    n.pixel_shader_noise = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform sampler2D u_noise;\n\r\n\t\t\tuniform vec2 u_size;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\tuniform float u_value2;\n\r\n\t\t\tuniform vec2 u_rand;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tvec3 noise = texture2D(u_noise, v_coord * vec2(u_size.x / 512.0, u_size.y / 512.0) + u_rand).xyz - vec3(0.5);\n\r\n\t\t\t\tgl_FragColor = vec4( color.xyz + noise * u_value1, color.a );\n\r\n\t\t\t}\n";
    n.pixel_shader_gamma = "precision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_value1;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tfloat gamma = 1.0 / u_value1;\n\r\n\t\t\t\tgl_FragColor = vec4( pow( color.xyz, vec3(gamma) ), color.a );\n\r\n\t\t\t}\n";
    f.registerNodeType("fx/generic", n);
    u.LGraphFXGeneric = n;
    h.title = "Vigneting";
    h.desc = "Vigneting";
    h.widgets_info = {precision:{widget:"combo", values:LGraphTexture.MODE_VALUES}};
    h.prototype.onExecute = function() {
      var d = this.getInputData(0);
      if (this.properties.precision === LGraphTexture.PASS_THROUGH) {
        this.setOutputData(0, d);
      } else {
        if (d) {
          this._tex = LGraphTexture.getTargetTexture(d, this._tex, this.properties.precision);
          var f = this.properties.intensity;
          this.isInputConnected(1) && (f = this.getInputData(1), this.properties.intensity = f);
          gl.disable(gl.BLEND);
          gl.disable(gl.DEPTH_TEST);
          var n = Mesh.getScreenQuad(), k = h._shader, m = this.properties.invert;
          this._tex.drawTo(function() {
            d.bind(0);
            k.uniforms({u_texture:0, u_intensity:f, u_isize:[1 / d.width, 1 / d.height], u_invert:m ? 1 : 0}).draw(n);
          });
          this.setOutputData(0, this._tex);
        }
      }
    };
    h.pixel_shader = "precision highp float;\n\r\n\t\t\tprecision highp float;\n\r\n\t\t\tvarying vec2 v_coord;\n\r\n\t\t\tuniform sampler2D u_texture;\n\r\n\t\t\tuniform float u_intensity;\n\r\n\t\t\tuniform int u_invert;\n\r\n\t\t\t\n\r\n\t\t\tvoid main() {\n\r\n\t\t\t\tfloat luminance = 1.0 - length( v_coord - vec2(0.5) ) * 1.414;\n\r\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\r\n\t\t\t\tif(u_invert == 1)\n\r\n\t\t\t\t\tluminance = 1.0 - luminance;\n\r\n\t\t\t\tluminance = mix(1.0, luminance, u_intensity);\n\r\n\t\t\t   gl_FragColor = vec4( luminance * color.xyz, color.a);\n\r\n\t\t\t}\n\r\n\t\t\t";
    f.registerNodeType("fx/vigneting", h);
    u.LGraphFXVigneting = h;
  }
})(this);
(function(u) {
  function f(d) {
    this.cmd = this.channel = 0;
    d ? this.setup(d) : this.data = [0, 0, 0];
  }
  function h(d, c) {
    navigator.requestMIDIAccess ? (this.on_ready = d, this.state = {note:[], cc:[]}, navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this), this.onMIDIFailure.bind(this))) : (this.error = "not suppoorted", c ? c("Not supported") : console.error("MIDI NOT SUPPORTED, enable by chrome://flags"));
  }
  function n() {
    this.addOutput("on_midi", k.EVENT);
    this.addOutput("out", "midi");
    this.properties = {port:0};
    this._current_midi_event = this._last_midi_event = null;
    var d = this;
    new h(function(c) {
      d._midi = c;
      if (d._waiting) {
        d.onStart();
      }
      d._waiting = !1;
    });
  }
  function d() {
    this.addInput("send", k.EVENT);
    this.properties = {port:0};
    var d = this;
    new h(function(c) {
      d._midi = c;
    });
  }
  function q() {
    this.addInput("on_midi", k.EVENT);
    this._str = "";
    this.size = [200, 40];
  }
  function t() {
    this.properties = {channel:-1, cmd:-1, min_value:-1, max_value:-1};
    this.addInput("in", k.EVENT);
    this.addOutput("on_midi", k.EVENT);
  }
  function v() {
    this.properties = {channel:0, cmd:"CC", value1:1, value2:1};
    this.addInput("send", k.EVENT);
    this.addInput("assign", k.EVENT);
    this.addOutput("on_midi", k.EVENT);
  }
  function w() {
    this.properties = {cc:1, value:0};
    this.addOutput("value", "number");
  }
  var k = u.LiteGraph;
  f.prototype.setup = function(d) {
    this.data = d;
    this.status = d = d[0];
    var c = d & 240;
    this.cmd = 240 <= d ? d : c;
    this.cmd == f.NOTEON && 0 == this.velocity && (this.cmd = f.NOTEOFF);
    this.cmd_str = f.commands[this.cmd] || "";
    if (c >= f.NOTEON || c <= f.NOTEOFF) {
      this.channel = d & 15;
    }
  };
  Object.defineProperty(f.prototype, "velocity", {get:function() {
    return this.cmd == f.NOTEON ? this.data[2] : -1;
  }, set:function(d) {
    this.data[2] = d;
  }, enumerable:!0});
  f.notes = "A A# B C C# D D# E F F# G G#".split(" ");
  f.prototype.getPitch = function() {
    return 440 * Math.pow(2, (this.data[1] - 69) / 12);
  };
  f.computePitch = function(d) {
    return 440 * Math.pow(2, (d - 69) / 12);
  };
  f.prototype.getCC = function() {
    return this.data[1];
  };
  f.prototype.getCCValue = function() {
    return this.data[2];
  };
  f.prototype.getPitchBend = function() {
    return this.data[1] + (this.data[2] << 7) - 8192;
  };
  f.computePitchBend = function(d, c) {
    return d + (c << 7) - 8192;
  };
  f.prototype.setCommandFromString = function(d) {
    this.cmd = f.computeCommandFromString(d);
  };
  f.computeCommandFromString = function(d) {
    if (!d) {
      return 0;
    }
    if (d && d.constructor === Number) {
      return d;
    }
    d = d.toUpperCase();
    switch(d) {
      case "NOTE ON":
      case "NOTEON":
        return f.NOTEON;
      case "NOTE OFF":
      case "NOTEOFF":
        return f.NOTEON;
      case "KEY PRESSURE":
      case "KEYPRESSURE":
        return f.KEYPRESSURE;
      case "CONTROLLER CHANGE":
      case "CONTROLLERCHANGE":
      case "CC":
        return f.CONTROLLERCHANGE;
      case "PROGRAM CHANGE":
      case "PROGRAMCHANGE":
      case "PC":
        return f.PROGRAMCHANGE;
      case "CHANNEL PRESSURE":
      case "CHANNELPRESSURE":
        return f.CHANNELPRESSURE;
      case "PITCH BEND":
      case "PITCHBEND":
        return f.PITCHBEND;
      case "TIME TICK":
      case "TIMETICK":
        return f.TIMETICK;
      default:
        return Number(d);
    }
  };
  f.toNoteString = function(d) {
    var c = (d - 21) % 12;
    0 > c && (c = 12 + c);
    return f.notes[c] + Math.floor((d - 24) / 12 + 1);
  };
  f.prototype.toString = function() {
    var d = "" + this.channel + ". ";
    switch(this.cmd) {
      case f.NOTEON:
        d += "NOTEON " + f.toNoteString(this.data[1]);
        break;
      case f.NOTEOFF:
        d += "NOTEOFF " + f.toNoteString(this.data[1]);
        break;
      case f.CONTROLLERCHANGE:
        d += "CC " + this.data[1] + " " + this.data[2];
        break;
      case f.PROGRAMCHANGE:
        d += "PC " + this.data[1];
        break;
      case f.PITCHBEND:
        d += "PITCHBEND " + this.getPitchBend();
        break;
      case f.KEYPRESSURE:
        d += "KEYPRESS " + this.data[1];
    }
    return d;
  };
  f.prototype.toHexString = function() {
    for (var d = "", c = 0; c < this.data.length; c++) {
      d += this.data[c].toString(16) + " ";
    }
  };
  f.NOTEOFF = 128;
  f.NOTEON = 144;
  f.KEYPRESSURE = 160;
  f.CONTROLLERCHANGE = 176;
  f.PROGRAMCHANGE = 192;
  f.CHANNELPRESSURE = 208;
  f.PITCHBEND = 224;
  f.TIMETICK = 248;
  f.commands = {128:"note off", 144:"note on", 160:"key pressure", 176:"controller change", 192:"program change", 208:"channel pressure", 224:"pitch bend", 240:"system", 242:"Song pos", 243:"Song select", 246:"Tune request", 248:"time tick", 250:"Start Song", 251:"Continue Song", 252:"Stop Song", 254:"Sensing", 255:"Reset"};
  h.input = null;
  h.MIDIEvent = f;
  h.prototype.onMIDISuccess = function(d) {
    console.log("MIDI ready!");
    console.log(d);
    this.midi = d;
    this.updatePorts();
    if (this.on_ready) {
      this.on_ready(this);
    }
  };
  h.prototype.updatePorts = function() {
    var d = this.midi;
    this.input_ports = d.inputs;
    for (var c = 0, a = this.input_ports.values(), b = a.next(); b && !1 === b.done;) {
      b = b.value, console.log("Input port [type:'" + b.type + "'] id:'" + b.id + "' manufacturer:'" + b.manufacturer + "' name:'" + b.name + "' version:'" + b.version + "'"), c++, b = a.next();
    }
    this.num_input_ports = c;
    c = 0;
    this.output_ports = d.outputs;
    a = this.output_ports.values();
    for (b = a.next(); b && !1 === b.done;) {
      b = b.value, console.log("Output port [type:'" + b.type + "'] id:'" + b.id + "' manufacturer:'" + b.manufacturer + "' name:'" + b.name + "' version:'" + b.version + "'"), c++, b = a.next();
    }
    this.num_output_ports = c;
  };
  h.prototype.onMIDIFailure = function(d) {
    console.error("Failed to get MIDI access - " + d);
  };
  h.prototype.openInputPort = function(d, c) {
    d = this.input_ports.get("input-" + d);
    if (!d) {
      return !1;
    }
    h.input = this;
    var a = this;
    d.onmidimessage = function(b) {
      var d = new f(b.data);
      a.updateState(d);
      c && c(b.data, d);
      if (h.on_message) {
        h.on_message(b.data, d);
      }
    };
    console.log("port open: ", d);
    return !0;
  };
  h.parseMsg = function(d) {
  };
  h.prototype.updateState = function(d) {
    switch(d.cmd) {
      case f.NOTEON:
        this.state.note[d.value1 | 0] = d.value2;
        break;
      case f.NOTEOFF:
        this.state.note[d.value1 | 0] = 0;
        break;
      case f.CONTROLLERCHANGE:
        this.state.cc[d.getCC()] = d.getCCValue();
    }
  };
  h.prototype.sendMIDI = function(d, c) {
    c && (d = this.output_ports.get("output-" + d)) && (h.output = this, c.constructor === f ? d.send(c.data) : d.send(c));
  };
  n.MIDIInterface = h;
  n.title = "MIDI Input";
  n.desc = "Reads MIDI from a input port";
  n.prototype.getPropertyInfo = function(d) {
    if (this._midi && "port" == d) {
      d = {};
      for (var c = 0; c < this._midi.input_ports.size; ++c) {
        var a = this._midi.input_ports.get("input-" + c);
        d[c] = c + ".- " + a.name + " version:" + a.version;
      }
      return {type:"enum", values:d};
    }
  };
  n.prototype.onStart = function() {
    this._midi ? this._midi.openInputPort(this.properties.port, this.onMIDIEvent.bind(this)) : this._waiting = !0;
  };
  n.prototype.onMIDIEvent = function(d, c) {
    this._last_midi_event = c;
    this.trigger("on_midi", c);
    c.cmd == f.NOTEON ? this.trigger("on_noteon", c) : c.cmd == f.NOTEOFF ? this.trigger("on_noteoff", c) : c.cmd == f.CONTROLLERCHANGE ? this.trigger("on_cc", c) : c.cmd == f.PROGRAMCHANGE ? this.trigger("on_pc", c) : c.cmd == f.PITCHBEND && this.trigger("on_pitchbend", c);
  };
  n.prototype.onExecute = function() {
    if (this.outputs) {
      for (var d = this._last_midi_event, c = 0; c < this.outputs.length; ++c) {
        switch(this.outputs[c].name) {
          case "midi":
            var a = this._midi;
            break;
          case "last_midi":
            a = d;
            break;
          default:
            continue;
        }
        this.setOutputData(c, a);
      }
    }
  };
  n.prototype.onGetOutputs = function() {
    return [["last_midi", "midi"], ["on_midi", k.EVENT], ["on_noteon", k.EVENT], ["on_noteoff", k.EVENT], ["on_cc", k.EVENT], ["on_pc", k.EVENT], ["on_pitchbend", k.EVENT]];
  };
  k.registerNodeType("midi/input", n);
  d.MIDIInterface = h;
  d.title = "MIDI Output";
  d.desc = "Sends MIDI to output channel";
  d.prototype.getPropertyInfo = function(d) {
    if (this._midi && "port" == d) {
      d = {};
      for (var c = 0; c < this._midi.output_ports.size; ++c) {
        var a = this._midi.output_ports.get(c);
        d[c] = c + ".- " + a.name + " version:" + a.version;
      }
      return {type:"enum", values:d};
    }
  };
  d.prototype.onAction = function(d, c) {
    console.log(c);
    this._midi && ("send" == d && this._midi.sendMIDI(this.port, c), this.trigger("midi", c));
  };
  d.prototype.onGetInputs = function() {
    return [["send", k.ACTION]];
  };
  d.prototype.onGetOutputs = function() {
    return [["on_midi", k.EVENT]];
  };
  k.registerNodeType("midi/output", d);
  q.title = "MIDI Show";
  q.desc = "Shows MIDI in the graph";
  q.prototype.onAction = function(d, c) {
    c && (this._str = c.constructor === f ? c.toString() : "???");
  };
  q.prototype.onDrawForeground = function(d) {
    this._str && (d.font = "30px Arial", d.fillText(this._str, 10, 0.8 * this.size[1]));
  };
  q.prototype.onGetInputs = function() {
    return [["in", k.ACTION]];
  };
  q.prototype.onGetOutputs = function() {
    return [["on_midi", k.EVENT]];
  };
  k.registerNodeType("midi/show", q);
  t.title = "MIDI Filter";
  t.desc = "Filters MIDI messages";
  t.prototype.onAction = function(d, c) {
    !c || c.constructor !== f || -1 != this.properties.channel && c.channel != this.properties.channel || -1 != this.properties.cmd && c.cmd != this.properties.cmd || -1 != this.properties.min_value && c.data[1] < this.properties.min_value || -1 != this.properties.max_value && c.data[1] > this.properties.max_value || this.trigger("on_midi", c);
  };
  k.registerNodeType("midi/filter", t);
  v.title = "MIDIEvent";
  v.desc = "Create a MIDI Event";
  v.prototype.onAction = function(d, c) {
    "assign" == d ? (this.properties.channel = c.channel, this.properties.cmd = c.cmd, this.properties.value1 = c.data[1], this.properties.value2 = c.data[2]) : (c = new f, c.channel = this.properties.channel, this.properties.cmd && this.properties.cmd.constructor === String ? c.setCommandFromString(this.properties.cmd) : c.cmd = this.properties.cmd, c.data[0] = c.cmd | c.channel, c.data[1] = Number(this.properties.value1), c.data[2] = Number(this.properties.value2), this.trigger("on_midi", c));
  };
  v.prototype.onExecute = function() {
    var d = this.properties;
    if (this.outputs) {
      for (var c = 0; c < this.outputs.length; ++c) {
        switch(this.outputs[c].name) {
          case "midi":
            var a = new f;
            a.setup([d.cmd, d.value1, d.value2]);
            a.channel = d.channel;
            break;
          case "command":
            a = d.cmd;
            break;
          case "cc":
            a = d.value1;
            break;
          case "cc_value":
            a = d.value2;
            break;
          case "note":
            a = d.cmd == f.NOTEON || d.cmd == f.NOTEOFF ? d.value1 : null;
            break;
          case "velocity":
            a = d.cmd == f.NOTEON ? d.value2 : null;
            break;
          case "pitch":
            a = d.cmd == f.NOTEON ? f.computePitch(d.value1) : null;
            break;
          case "pitchbend":
            a = d.cmd == f.PITCHBEND ? f.computePitchBend(d.value1, d.value2) : null;
            break;
          default:
            continue;
        }
        null !== a && this.setOutputData(c, a);
      }
    }
  };
  v.prototype.onPropertyChanged = function(d, c) {
    "cmd" == d && (this.properties.cmd = f.computeCommandFromString(c));
  };
  v.prototype.onGetOutputs = function() {
    return [["midi", "midi"], ["on_midi", k.EVENT], ["command", "number"], ["note", "number"], ["velocity", "number"], ["cc", "number"], ["cc_value", "number"], ["pitch", "number"], ["pitchbend", "number"]];
  };
  k.registerNodeType("midi/event", v);
  w.title = "MIDICC";
  w.desc = "gets a Controller Change";
  w.prototype.onExecute = function() {
    h.input && (this.properties.value = h.input.state.cc[this.properties.cc]);
    this.setOutputData(0, this.properties.value);
  };
  k.registerNodeType("midi/cc", w);
})(this);
(function(u) {
  function f() {
    this.properties = {src:"", gain:0.5, loop:!0, autoplay:!0, playbackRate:1};
    this._loading_audio = !1;
    this._audiobuffer = null;
    this._audionodes = [];
    this._last_sourcenode = null;
    this.addOutput("out", "audio");
    this.addInput("gain", "number");
    this.audionode = g.getAudioContext().createGain();
    this.audionode.graphnode = this;
    this.audionode.gain.value = this.properties.gain;
    this.properties.src && this.loadSound(this.properties.src);
  }
  function h() {
    this.properties = {fftSize:2048, minDecibels:-100, maxDecibels:-10, smoothingTimeConstant:0.5};
    this.audionode = g.getAudioContext().createAnalyser();
    this.audionode.graphnode = this;
    this.audionode.fftSize = this.properties.fftSize;
    this.audionode.minDecibels = this.properties.minDecibels;
    this.audionode.maxDecibels = this.properties.maxDecibels;
    this.audionode.smoothingTimeConstant = this.properties.smoothingTimeConstant;
    this.addInput("in", "audio");
    this.addOutput("freqs", "array");
    this.addOutput("samples", "array");
    this._time_bin = this._freq_bin = null;
  }
  function n() {
    this.properties = {gain:1};
    this.audionode = g.getAudioContext().createGain();
    this.addInput("in", "audio");
    this.addInput("gain", "number");
    this.addOutput("out", "audio");
  }
  function d() {
    this.properties = {impulse_src:"", normalize:!0};
    this.audionode = g.getAudioContext().createConvolver();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function q() {
    this.properties = {threshold:-50, knee:40, ratio:12, reduction:-20, attack:0, release:0.25};
    this.audionode = g.getAudioContext().createDynamicsCompressor();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function t() {
    this.properties = {};
    this.audionode = g.getAudioContext().createWaveShaper();
    this.addInput("in", "audio");
    this.addInput("shape", "waveshape");
    this.addOutput("out", "audio");
  }
  function v() {
    this.properties = {gain1:0.5, gain2:0.5};
    this.audionode = g.getAudioContext().createGain();
    this.audionode1 = g.getAudioContext().createGain();
    this.audionode1.gain.value = this.properties.gain1;
    this.audionode2 = g.getAudioContext().createGain();
    this.audionode2.gain.value = this.properties.gain2;
    this.audionode1.connect(this.audionode);
    this.audionode2.connect(this.audionode);
    this.addInput("in1", "audio");
    this.addInput("in1 gain", "number");
    this.addInput("in2", "audio");
    this.addInput("in2 gain", "number");
    this.addOutput("out", "audio");
  }
  function w() {
    this.properties = {delayTime:0.5};
    this.audionode = g.getAudioContext().createDelay(10);
    this.audionode.delayTime.value = this.properties.delayTime;
    this.addInput("in", "audio");
    this.addInput("time", "number");
    this.addOutput("out", "audio");
  }
  function k() {
    this.properties = {frequency:350, detune:0, Q:1};
    this.addProperty("type", "lowpass", "enum", {values:"lowpass highpass bandpass lowshelf highshelf peaking notch allpass".split(" ")});
    this.audionode = g.getAudioContext().createBiquadFilter();
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function m() {
    this.properties = {frequency:440, detune:0, type:"sine"};
    this.addProperty("type", "sine", "enum", {values:["sine", "square", "sawtooth", "triangle", "custom"]});
    this.audionode = g.getAudioContext().createOscillator();
    this.addOutput("out", "audio");
  }
  function c() {
    this.properties = {continuous:!0, mark:-1};
    this.addInput("data", "array");
    this.addInput("mark", "number");
    this.size = [300, 200];
    this._last_buffer = null;
  }
  function a() {
    this.properties = {band:440, amplitude:1};
    this.addInput("freqs", "array");
    this.addOutput("signal", "number");
  }
  function b() {
    if (!b.default_code) {
      var a = b.default_function.toString(), c = a.indexOf("{") + 1, d = a.lastIndexOf("}");
      b.default_code = a.substr(c, d - c);
    }
    this.properties = {code:b.default_code};
    a = g.getAudioContext();
    a.createScriptProcessor ? this.audionode = a.createScriptProcessor(4096, 1, 1) : (console.warn("ScriptProcessorNode deprecated"), this.audionode = a.createGain());
    this.processCode();
    b._bypass_function || (b._bypass_function = this.audionode.onaudioprocess);
    this.addInput("in", "audio");
    this.addOutput("out", "audio");
  }
  function e() {
    this.audionode = g.getAudioContext().destination;
    this.addInput("in", "audio");
  }
  var z = u.LiteGraph, g = {};
  u.LGAudio = g;
  g.getAudioContext = function() {
    if (!this._audio_context) {
      window.AudioContext = window.AudioContext || window.webkitAudioContext;
      if (!window.AudioContext) {
        return console.error("AudioContext not supported by browser"), null;
      }
      this._audio_context = new AudioContext;
      this._audio_context.onmessage = function(a) {
        console.log("msg", a);
      };
      this._audio_context.onended = function(a) {
        console.log("ended", a);
      };
      this._audio_context.oncomplete = function(a) {
        console.log("complete", a);
      };
    }
    return this._audio_context;
  };
  g.connect = function(a, b) {
    try {
      a.connect(b);
    } catch (A) {
      console.warn("LGraphAudio:", A);
    }
  };
  g.disconnect = function(a, b) {
    try {
      a.disconnect(b);
    } catch (A) {
      console.warn("LGraphAudio:", A);
    }
  };
  g.changeAllAudiosConnections = function(a, b) {
    if (a.inputs) {
      for (var c = 0; c < a.inputs.length; ++c) {
        var d = a.graph.links[a.inputs[c].link];
        if (d) {
          var e = a.graph.getNodeById(d.origin_id);
          e = e.getAudioNodeInOutputSlot ? e.getAudioNodeInOutputSlot(d.origin_slot) : e.audionode;
          d = a.getAudioNodeInInputSlot ? a.getAudioNodeInInputSlot(c) : a.audionode;
          b ? g.connect(e, d) : g.disconnect(e, d);
        }
      }
    }
    if (a.outputs) {
      for (c = 0; c < a.outputs.length; ++c) {
        for (var f = a.outputs[c], l = 0; l < f.links.length; ++l) {
          if (d = a.graph.links[f.links[l]]) {
            e = a.getAudioNodeInOutputSlot ? a.getAudioNodeInOutputSlot(c) : a.audionode;
            var k = a.graph.getNodeById(d.target_id);
            d = k.getAudioNodeInInputSlot ? k.getAudioNodeInInputSlot(d.target_slot) : k.audionode;
            b ? g.connect(e, d) : g.disconnect(e, d);
          }
        }
      }
    }
  };
  g.onConnectionsChange = function(a, b, c, d) {
    a == z.OUTPUT && (a = null, d && (a = this.graph.getNodeById(d.target_id)), a && (b = this.getAudioNodeInOutputSlot ? this.getAudioNodeInOutputSlot(b) : this.audionode, d = a.getAudioNodeInInputSlot ? a.getAudioNodeInInputSlot(d.target_slot) : a.audionode, c ? g.connect(b, d) : g.disconnect(b, d)));
  };
  g.createAudioNodeWrapper = function(a) {
    var b = a.prototype.onPropertyChanged;
    a.prototype.onPropertyChanged = function(a, c) {
      b && b.call(this, a, c);
      this.audionode && void 0 !== this.audionode[a] && (void 0 !== this.audionode[a].value ? this.audionode[a].value = c : this.audionode[a] = c);
    };
    a.prototype.onConnectionsChange = g.onConnectionsChange;
  };
  g.cached_audios = {};
  g.loadSound = function(a, b, c) {
    function d(a) {
      console.log("Audio loading sample error:", a);
      c && c(a);
    }
    if (g.cached_audios[a] && -1 == a.indexOf("blob:")) {
      b && b(g.cached_audios[a]);
    } else {
      g.onProcessAudioURL && (a = g.onProcessAudioURL(a));
      var e = new XMLHttpRequest;
      e.open("GET", a, !0);
      e.responseType = "arraybuffer";
      var f = g.getAudioContext();
      e.onload = function() {
        console.log("AudioSource loaded");
        f.decodeAudioData(e.response, function(c) {
          console.log("AudioSource decoded");
          g.cached_audios[a] = c;
          b && b(c);
        }, d);
      };
      e.send();
      return e;
    }
  };
  f["@src"] = {widget:"resource"};
  f.supported_extensions = ["wav", "ogg", "mp3"];
  f.prototype.onAdded = function(a) {
    if (a.status === LGraph.STATUS_RUNNING) {
      this.onStart();
    }
  };
  f.prototype.onStart = function() {
    this._audiobuffer && this.properties.autoplay && this.playBuffer(this._audiobuffer);
  };
  f.prototype.onStop = function() {
    this.stopAllSounds();
  };
  f.prototype.onPause = function() {
    this.pauseAllSounds();
  };
  f.prototype.onUnpause = function() {
    this.unpauseAllSounds();
  };
  f.prototype.onRemoved = function() {
    this.stopAllSounds();
    this._dropped_url && URL.revokeObjectURL(this._url);
  };
  f.prototype.stopAllSounds = function() {
    for (var a = 0; a < this._audionodes.length; ++a) {
      this._audionodes[a].started && (this._audionodes[a].started = !1, this._audionodes[a].stop());
    }
    this._audionodes.length = 0;
  };
  f.prototype.pauseAllSounds = function() {
    g.getAudioContext().suspend();
  };
  f.prototype.unpauseAllSounds = function() {
    g.getAudioContext().resume();
  };
  f.prototype.onExecute = function() {
    if (this.inputs) {
      for (var a = 0; a < this.inputs.length; ++a) {
        var b = this.inputs[a];
        if (null != b.link) {
          var c = this.getInputData(a);
          if (void 0 !== c) {
            if ("gain" == b.name) {
              this.audionode.gain.value = c;
            } else {
              if ("playbackRate" == b.name) {
                for (this.properties.playbackRate = c, b = 0; b < this._audionodes.length; ++b) {
                  this._audionodes[b].playbackRate.value = c;
                }
              }
            }
          }
        }
      }
    }
    if (this.outputs) {
      for (a = 0; a < this.outputs.length; ++a) {
        "buffer" == this.outputs[a].name && this._audiobuffer && this.setOutputData(a, this._audiobuffer);
      }
    }
  };
  f.prototype.onAction = function(a) {
    this._audiobuffer && ("Play" == a ? this.playBuffer(this._audiobuffer) : "Stop" == a && this.stopAllSounds());
  };
  f.prototype.onPropertyChanged = function(a, b) {
    if ("src" == a) {
      this.loadSound(b);
    } else {
      if ("gain" == a) {
        this.audionode.gain.value = b;
      } else {
        if ("playbackRate" == a) {
          for (a = 0; a < this._audionodes.length; ++a) {
            this._audionodes[a].playbackRate.value = b;
          }
        }
      }
    }
  };
  f.prototype.playBuffer = function(a) {
    var b = this, c = g.getAudioContext().createBufferSource();
    this._last_sourcenode = c;
    c.graphnode = this;
    c.buffer = a;
    c.loop = this.properties.loop;
    c.playbackRate.value = this.properties.playbackRate;
    this._audionodes.push(c);
    c.connect(this.audionode);
    this._audionodes.push(c);
    c.onended = function() {
      b.trigger("ended");
      var a = b._audionodes.indexOf(c);
      -1 != a && b._audionodes.splice(a, 1);
    };
    c.started || (c.started = !0, c.start());
    return c;
  };
  f.prototype.loadSound = function(a) {
    var b = this;
    this._request && (this._request.abort(), this._request = null);
    this._audiobuffer = null;
    this._loading_audio = !1;
    a && (this._request = g.loadSound(a, function(a) {
      this.boxcolor = z.NODE_DEFAULT_BOXCOLOR;
      b._audiobuffer = a;
      b._loading_audio = !1;
      if (b.graph && b.graph.status === LGraph.STATUS_RUNNING) {
        b.onStart();
      }
    }), this._loading_audio = !0, this.boxcolor = "#AA4");
  };
  f.prototype.onConnectionsChange = g.onConnectionsChange;
  f.prototype.onGetInputs = function() {
    return [["playbackRate", "number"], ["Play", z.ACTION], ["Stop", z.ACTION]];
  };
  f.prototype.onGetOutputs = function() {
    return [["buffer", "audiobuffer"], ["ended", z.EVENT]];
  };
  f.prototype.onDropFile = function(a) {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
    a = URL.createObjectURL(a);
    this.properties.src = a;
    this.loadSound(a);
    this._dropped_url = a;
  };
  f.title = "Source";
  f.desc = "Plays audio";
  z.registerNodeType("audio/source", f);
  h.prototype.onPropertyChanged = function(a, b) {
    this.audionode[a] = b;
  };
  h.prototype.onExecute = function() {
    if (this.isOutputConnected(0)) {
      var a = this.audionode.frequencyBinCount;
      this._freq_bin && this._freq_bin.length == a || (this._freq_bin = new Uint8Array(a));
      this.audionode.getByteFrequencyData(this._freq_bin);
      this.setOutputData(0, this._freq_bin);
    }
    this.isOutputConnected(1) && (a = this.audionode.frequencyBinCount, this._time_bin && this._time_bin.length == a || (this._time_bin = new Uint8Array(a)), this.audionode.getByteTimeDomainData(this._time_bin), this.setOutputData(1, this._time_bin));
    for (a = 1; a < this.inputs.length; ++a) {
      var b = this.inputs[a];
      if (null != b.link) {
        var c = this.getInputData(a);
        void 0 !== c && (this.audionode[b.name].value = c);
      }
    }
  };
  h.prototype.onGetInputs = function() {
    return [["minDecibels", "number"], ["maxDecibels", "number"], ["smoothingTimeConstant", "number"]];
  };
  h.prototype.onGetOutputs = function() {
    return [["freqs", "array"], ["samples", "array"]];
  };
  h.title = "Analyser";
  h.desc = "Audio Analyser";
  z.registerNodeType("audio/analyser", h);
  n.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var a = 1; a < this.inputs.length; ++a) {
        var b = this.inputs[a], c = this.getInputData(a);
        void 0 !== c && (this.audionode[b.name].value = c);
      }
    }
  };
  g.createAudioNodeWrapper(n);
  n.title = "Gain";
  n.desc = "Audio gain";
  z.registerNodeType("audio/gain", n);
  g.createAudioNodeWrapper(d);
  d.prototype.onRemove = function() {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
  };
  d.prototype.onPropertyChanged = function(a, b) {
    "impulse_src" == a ? this.loadImpulse(b) : "normalize" == a && (this.audionode.normalize = b);
  };
  d.prototype.onDropFile = function(a) {
    this._dropped_url && URL.revokeObjectURL(this._dropped_url);
    this._dropped_url = URL.createObjectURL(a);
    this.properties.impulse_src = this._dropped_url;
    this.loadImpulse(this._dropped_url);
  };
  d.prototype.loadImpulse = function(a) {
    var b = this;
    this._request && (this._request.abort(), this._request = null);
    this._impulse_buffer = null;
    this._loading_impulse = !1;
    a && (this._request = g.loadSound(a, function(a) {
      b._impulse_buffer = a;
      b.audionode.buffer = a;
      console.log("Impulse signal set");
      b._loading_impulse = !1;
    }), this._loading_impulse = !0);
  };
  d.title = "Convolver";
  d.desc = "Convolves the signal (used for reverb)";
  z.registerNodeType("audio/convolver", d);
  g.createAudioNodeWrapper(q);
  q.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var a = 1; a < this.inputs.length; ++a) {
        var b = this.inputs[a];
        if (null != b.link) {
          var c = this.getInputData(a);
          void 0 !== c && (this.audionode[b.name].value = c);
        }
      }
    }
  };
  q.prototype.onGetInputs = function() {
    return [["threshold", "number"], ["knee", "number"], ["ratio", "number"], ["reduction", "number"], ["attack", "number"], ["release", "number"]];
  };
  q.title = "DynamicsCompressor";
  q.desc = "Dynamics Compressor";
  z.registerNodeType("audio/dynamicsCompressor", q);
  t.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      var a = this.getInputData(1);
      void 0 !== a && (this.audionode.curve = a);
    }
  };
  t.prototype.setWaveShape = function(a) {
    this.audionode.curve = a;
  };
  g.createAudioNodeWrapper(t);
  v.prototype.getAudioNodeInInputSlot = function(a) {
    if (0 == a) {
      return this.audionode1;
    }
    if (2 == a) {
      return this.audionode2;
    }
  };
  v.prototype.onPropertyChanged = function(a, b) {
    "gain1" == a ? this.audionode1.gain.value = b : "gain2" == a && (this.audionode2.gain.value = b);
  };
  v.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var a = 1; a < this.inputs.length; ++a) {
        var b = this.inputs[a];
        null != b.link && "audio" != b.type && (b = this.getInputData(a), void 0 !== b && (1 == a ? this.audionode1.gain.value = b : 3 == a && (this.audionode2.gain.value = b)));
      }
    }
  };
  g.createAudioNodeWrapper(v);
  v.title = "Mixer";
  v.desc = "Audio mixer";
  z.registerNodeType("audio/mixer", v);
  g.createAudioNodeWrapper(w);
  w.prototype.onExecute = function() {
    var a = this.getInputData(1);
    void 0 !== a && (this.audionode.delayTime.value = a);
  };
  w.title = "Delay";
  w.desc = "Audio delay";
  z.registerNodeType("audio/delay", w);
  k.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var a = 1; a < this.inputs.length; ++a) {
        var b = this.inputs[a];
        if (null != b.link) {
          var c = this.getInputData(a);
          void 0 !== c && (this.audionode[b.name].value = c);
        }
      }
    }
  };
  k.prototype.onGetInputs = function() {
    return [["frequency", "number"], ["detune", "number"], ["Q", "number"]];
  };
  g.createAudioNodeWrapper(k);
  k.title = "BiquadFilter";
  k.desc = "Audio filter";
  z.registerNodeType("audio/biquadfilter", k);
  m.prototype.onStart = function() {
    this.audionode.started || (this.audionode.started = !0, this.audionode.start());
  };
  m.prototype.onStop = function() {
    this.audionode.started && (this.audionode.started = !1, this.audionode.stop());
  };
  m.prototype.onPause = function() {
    this.onStop();
  };
  m.prototype.onUnpause = function() {
    this.onStart();
  };
  m.prototype.onExecute = function() {
    if (this.inputs && this.inputs.length) {
      for (var a = 0; a < this.inputs.length; ++a) {
        var b = this.inputs[a];
        if (null != b.link) {
          var c = this.getInputData(a);
          void 0 !== c && (this.audionode[b.name].value = c);
        }
      }
    }
  };
  m.prototype.onGetInputs = function() {
    return [["frequency", "number"], ["detune", "number"], ["type", "string"]];
  };
  g.createAudioNodeWrapper(m);
  m.title = "Oscillator";
  m.desc = "Oscillator";
  z.registerNodeType("audio/oscillator", m);
  c.prototype.onExecute = function() {
    this._last_buffer = this.getInputData(0);
    var a = this.getInputData(1);
    void 0 !== a && (this.properties.mark = a);
    this.setDirtyCanvas(!0, !1);
  };
  c.prototype.onDrawForeground = function(a) {
    if (this._last_buffer) {
      var b = this._last_buffer, c = b.length / this.size[0], d = this.size[1];
      a.fillStyle = "black";
      a.fillRect(0, 0, this.size[0], this.size[1]);
      a.strokeStyle = "white";
      a.beginPath();
      var e = 0;
      if (this.properties.continuous) {
        a.moveTo(e, d);
        for (var f = 0; f < b.length; f += c) {
          a.lineTo(e, d - b[f | 0] / 255 * d), e++;
        }
      } else {
        for (f = 0; f < b.length; f += c) {
          a.moveTo(e + 0.5, d), a.lineTo(e + 0.5, d - b[f | 0] / 255 * d), e++;
        }
      }
      a.stroke();
      0 <= this.properties.mark && (b = g.getAudioContext().sampleRate / b.length, e = this.properties.mark / b * 2 / c, e >= this.size[0] && (e = this.size[0] - 1), a.strokeStyle = "red", a.beginPath(), a.moveTo(e, d), a.lineTo(e, 0), a.stroke());
    }
  };
  c.title = "Visualization";
  c.desc = "Audio Visualization";
  z.registerNodeType("audio/visualization", c);
  a.prototype.onExecute = function() {
    if (this._freqs = this.getInputData(0)) {
      var a = this.properties.band, b = this.getInputData(1);
      void 0 !== b && (a = b);
      b = g.getAudioContext().sampleRate / this._freqs.length;
      b = a / b * 2;
      b >= this._freqs.length ? b = this._freqs[this._freqs.length - 1] : (a = b | 0, b -= a, b = this._freqs[a] * (1 - b) + this._freqs[a + 1] * b);
      this.setOutputData(0, b / 255 * this.properties.amplitude);
    }
  };
  a.prototype.onGetInputs = function() {
    return [["band", "number"]];
  };
  a.title = "Signal";
  a.desc = "extract the signal of some frequency";
  z.registerNodeType("audio/signal", a);
  b.prototype.onAdded = function(a) {
    a.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback);
  };
  b["@code"] = {widget:"code"};
  b.prototype.onStart = function() {
    this.audionode.onaudioprocess = this._callback;
  };
  b.prototype.onStop = function() {
    this.audionode.onaudioprocess = b._bypass_function;
  };
  b.prototype.onPause = function() {
    this.audionode.onaudioprocess = b._bypass_function;
  };
  b.prototype.onUnpause = function() {
    this.audionode.onaudioprocess = this._callback;
  };
  b.prototype.onExecute = function() {
  };
  b.prototype.onRemoved = function() {
    this.audionode.onaudioprocess = b._bypass_function;
  };
  b.prototype.processCode = function() {
    try {
      this._script = new (new Function("properties", this.properties.code))(this.properties), this._old_code = this.properties.code, this._callback = this._script.onaudioprocess;
    } catch (l) {
      console.error("Error in onaudioprocess code", l), this._callback = b._bypass_function, this.audionode.onaudioprocess = this._callback;
    }
  };
  b.prototype.onPropertyChanged = function(a, b) {
    "code" == a && (this.properties.code = b, this.processCode(), this.graph && this.graph.status == LGraph.STATUS_RUNNING && (this.audionode.onaudioprocess = this._callback));
  };
  b.default_function = function() {
    this.onaudioprocess = function(a) {
      var b = a.inputBuffer;
      a = a.outputBuffer;
      for (var c = 0; c < a.numberOfChannels; c++) {
        for (var d = b.getChannelData(c), e = a.getChannelData(c), f = 0; f < b.length; f++) {
          e[f] = d[f];
        }
      }
    };
  };
  g.createAudioNodeWrapper(b);
  b.title = "Script";
  b.desc = "apply script to signal";
  z.registerNodeType("audio/script", b);
  e.title = "Destination";
  e.desc = "Audio output";
  z.registerNodeType("audio/destination", e);
})(this);
(function(u) {
  function f() {
    this.size = [60, 20];
    this.addInput("send", n.ACTION);
    this.addOutput("received", n.EVENT);
    this.addInput("in", 0);
    this.addOutput("out", 0);
    this.properties = {url:"", room:"lgraph"};
    this._ws = null;
    this._last_data = [];
  }
  function h() {
    this.size = [60, 20];
    this.addInput("send", n.ACTION);
    this.addOutput("received", n.EVENT);
    this.addInput("in", 0);
    this.addOutput("out", 0);
    this.properties = {url:"tamats.com:55000", room:"lgraph", save_bandwidth:!0};
    this._server = null;
    this.createSocket();
    this._last_input_data = [];
    this._last_output_data = [];
  }
  var n = u.LiteGraph;
  f.title = "WebSocket";
  f.desc = "Send data through a websocket";
  f.prototype.onPropertyChanged = function(d, f) {
    "url" == d && this.createSocket();
  };
  f.prototype.onExecute = function() {
    !this._ws && this.properties.url && this.createSocket();
    if (this._ws && this._ws.readyState == WebSocket.OPEN) {
      for (var d = this.properties.room, f = 1; f < this.inputs.length; ++f) {
        var h = this.getInputData(f);
        if (null != h) {
          try {
            var n = JSON.stringify({type:0, room:d, channel:f, data:h});
          } catch (w) {
            continue;
          }
          this._ws.send(n);
        }
      }
      for (f = 1; f < this.outputs.length; ++f) {
        this.setOutputData(f, this._last_data[f]);
      }
    }
  };
  f.prototype.createSocket = function() {
    var d = this, f = this.properties.url;
    "ws" != f.substr(0, 2) && (f = "ws://" + f);
    this._ws = new WebSocket(f);
    this._ws.onopen = function() {
      console.log("ready");
      d.boxcolor = "#8E8";
    };
    this._ws.onmessage = function(f) {
      var h = JSON.parse(f.data);
      h.room && h.room != this.properties.room || (1 == f.data.type ? d.triggerSlot(0, h) : d._last_data[f.data.channel || 0] = h.data);
    };
    this._ws.onerror = function(f) {
      console.log("couldnt connect to websocket");
      d.boxcolor = "#E88";
    };
    this._ws.onclose = function(f) {
      console.log("connection closed");
      d.boxcolor = "#000";
    };
  };
  f.prototype.send = function(d) {
    this._ws && this._ws.readyState == WebSocket.OPEN && this._ws.send(JSON.stringify({type:1, msg:d}));
  };
  f.prototype.onAction = function(d, f) {
    this._ws && this._ws.readyState == WebSocket.OPEN && this._ws.send({type:1, room:this.properties.room, action:d, data:f});
  };
  f.prototype.onGetInputs = function() {
    return [["in", 0]];
  };
  f.prototype.onGetOutputs = function() {
    return [["out", 0]];
  };
  n.registerNodeType("network/websocket", f);
  h.title = "SillyClient";
  h.desc = "Connects to SillyServer to broadcast messages";
  h.prototype.onPropertyChanged = function(d, f) {
    d = this.properties.url + "/" + this.properties.room;
    this._server && this._final_url != d && (this._server.connect(this.properties.url, this.properties.room), this._final_url = d);
  };
  h.prototype.onExecute = function() {
    if (this._server && this._server.is_connected) {
      for (var d = this.properties.save_bandwidth, f = 1; f < this.inputs.length; ++f) {
        var h = this.getInputData(f);
        null == h || d && this._last_input_data[f] == h || (this._server.sendMessage({type:0, channel:f, data:h}), this._last_input_data[f] = h);
      }
      for (f = 1; f < this.outputs.length; ++f) {
        this.setOutputData(f, this._last_output_data[f]);
      }
    }
  };
  h.prototype.createSocket = function() {
    var d = this;
    "undefined" == typeof SillyClient ? (this._error || console.error("SillyClient node cannot be used, you must include SillyServer.js"), this._error = !0) : (this._server = new SillyClient, this._server.on_ready = function() {
      console.log("ready");
      d.boxcolor = "#8E8";
    }, this._server.on_message = function(f, h) {
      f = null;
      try {
        f = JSON.parse(h);
      } catch (v) {
        return;
      }
      1 == f.type ? d.triggerSlot(0, f) : d._last_output_data[f.channel || 0] = f.data;
    }, this._server.on_error = function(f) {
      console.log("couldnt connect to websocket");
      d.boxcolor = "#E88";
    }, this._server.on_close = function(f) {
      console.log("connection closed");
      d.boxcolor = "#000";
    }, this.properties.url && this.properties.room && (this._server.connect(this.properties.url, this.properties.room), this._final_url = this.properties.url + "/" + this.properties.room));
  };
  h.prototype.send = function(d) {
    this._server && this._server.is_connected && this._server.sendMessage({type:1, data:d});
  };
  h.prototype.onAction = function(d, f) {
    this._server && this._server.is_connected && this._server.sendMessage({type:1, action:d, data:f});
  };
  h.prototype.onGetInputs = function() {
    return [["in", 0]];
  };
  h.prototype.onGetOutputs = function() {
    return [["out", 0]];
  };
  n.registerNodeType("network/sillyclient", h);
})(this);


(function(u){function h(a){k.debug&&console.log("Graph created");this.list_of_graphcanvas=null;this.clear();a&&this.configure(a)}function f(a){this._ctor(a)}function p(a){this._ctor(a)}function d(a,c,g){g=g||{};this.background_image="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAIAAAD/gAIDAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAQBJREFUeNrs1rEKwjAUhlETUkj3vP9rdmr1Ysammk2w5wdxuLgcMHyptfawuZX4pJSWZTnfnu/lnIe/jNNxHHGNn//HNbbv+4dr6V+11uF527arU7+u63qfa/bnmh8sWLBgwYJlqRf8MEptXPBXJXa37BSl3ixYsGDBMliwFLyCV/DeLIMFCxYsWLBMwSt4Be/NggXLYMGCBUvBK3iNruC9WbBgwYJlsGApeAWv4L1ZBgsWLFiwYJmCV/AK3psFC5bBggULloJX8BpdwXuzYMGCBctgwVLwCl7Be7MMFixYsGDBsu8FH1FaSmExVfAxBa/gvVmwYMGCZbBg/W4vAQYA5tRF9QYlv/QAAAAASUVORK5CYII=";
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!1;this.render_only_selected=this.clear_background=this.render_shadows=!0;this.live_mode=!1;this.allow_searchbox=this.allow_interaction=this.allow_dragnodes=this.allow_dragcanvas=this.show_info=!0;this.drag_mode=this.allow_reconnect_links=!1;this.filter=this.dragging_rectangle=null;this.always_render_background=!1;this.render_canvas_border=!0;this.render_connections_shadows=!1;this.render_connection_arrows=this.render_curved_connections=this.render_connections_border=!0;this.render_execution_order=
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c){var g=a[0]+a[2],w=a[1]+a[3],e=c[1]+c[3];return a[0]>c[0]+c[2]||a[1]>e||g<c[0]||w<c[1]?!1:!0}function t(a,c){function g(a){var c=parseInt(e.style.top);e.style.top=(c+0.1*a.deltaY).toFixed()+"px";a.preventDefault();return!0}this.options=c=c||{};var w=this;c.parentMenu&&(c.parentMenu.constructor!==this.constructor?(console.error("parentMenu must be of class ContextMenu, ignoring it"),c.parentMenu=null):(this.parentMenu=c.parentMenu,this.parentMenu.lock=!0,this.parentMenu.current_submenu=this));c.event&&
c.event.constructor!==MouseEvent&&c.event.constructor!==CustomEvent&&(console.error("Event passed to ContextMenu is not of type MouseEvent or CustomEvent. Ignoring it."),c.event=null);var e=document.createElement("div");e.className="litegraph litecontextmenu litemenubar-panel";e.style.minWidth=100;e.style.minHeight=100;e.style.pointerEvents="none";setTimeout(function(){e.style.pointerEvents="auto"},100);e.addEventListener("mouseup",function(a){a.preventDefault();return!0},!0);e.addEventListener("contextmenu",
function(a){if(2!=a.button)return!1;a.preventDefault();return!1},!0);e.addEventListener("mousedown",function(a){if(2==a.button)return w.close(),a.preventDefault(),!0},!0);e.addEventListener("wheel",g,!0);e.addEventListener("mousewheel",g,!0);this.root=e;if(c.title){var l=document.createElement("div");l.className="litemenu-title";l.innerHTML=c.title;e.appendChild(l)}var l=0,b;for(b in a){var k=a.constructor==Array?a[b]:b;null!=k&&k.constructor!==String&&(k=void 0===k.content?String(k):k.content);this.addItem(k,
a[b],c);l++}e.addEventListener("mouseleave",function(a){w.lock||w.close(a)});b=document;c.event&&(b=c.event.target.ownerDocument);b||(b=document);b.body.appendChild(e);l=c.left||0;b=c.top||0;if(c.event){l=c.event.pageX-10;b=c.event.pageY-10;c.title&&(b-=20);c.parentMenu&&(l=c.parentMenu.root.getBoundingClientRect(),l=l.left+l.width);var k=document.body.getBoundingClientRect(),d=e.getBoundingClientRect();l>k.width-d.width-10&&(l=k.width-d.width-10);b>k.height-d.height-10&&(b=k.height-d.height-10)}e.style.left=
l+"px";e.style.top=b+"px"}var k=u.LiteGraph={CANVAS_GRID_SIZE:10,NODE_TITLE_HEIGHT:20,NODE_SLOT_HEIGHT:15,NODE_WIDGET_HEIGHT:20,NODE_WIDTH:140,NODE_MIN_WIDTH:50,NODE_COLLAPSED_RADIUS:10,NODE_COLLAPSED_WIDTH:80,NODE_TITLE_COLOR:"#999",NODE_TEXT_SIZE:14,NODE_TEXT_COLOR:"#AAA",NODE_SUBTEXT_SIZE:12,NODE_DEFAULT_COLOR:"#333",NODE_DEFAULT_BGCOLOR:"#444",NODE_DEFAULT_BOXCOLOR:"#666",NODE_DEFAULT_SHAPE:"box",DEFAULT_SHADOW_COLOR:"rgba(0,0,0,0.5)",LINK_COLOR:"#AAD",EVENT_LINK_COLOR:"#F85",CONNECTING_LINK_COLOR:"#AFA",
MAX_NUMBER_OF_NODES:1E3,DEFAULT_POSITION:[100,100],VALID_SHAPES:["default","box","round","card"],BOX_SHAPE:1,ROUND_SHAPE:2,CIRCLE_SHAPE:3,CARD_SHAPE:4,ARROW_SHAPE:5,INPUT:1,OUTPUT:2,EVENT:-1,ACTION:-1,ALWAYS:0,ON_EVENT:1,NEVER:2,ON_TRIGGER:3,UP:1,DOWN:2,LEFT:3,RIGHT:4,CENTER:5,NORMAL_TITLE:0,NO_TITLE:1,TRANSPARENT_TITLE:2,AUTOHIDE_TITLE:3,proxy:null,node_images_path:"",debug:!1,throw_errors:!0,allow_scripts:!0,registered_node_types:{},node_types_by_file_extension:{},Nodes:{},registerNodeType:function(a,
c){if(!c.prototype)throw"Cannot register a simple object, it must be a class with a prototype";c.type=a;k.debug&&console.log("Node registered: "+a);a.split("/");var g=c.name,b=a.lastIndexOf("/");c.category=a.substr(0,b);c.title||(c.title=g);if(c.prototype)for(var e in f.prototype)c.prototype[e]||(c.prototype[e]=f.prototype[e]);Object.defineProperty(c.prototype,"shape",{set:function(a){switch(a){case "default":delete this._shape;break;case "box":this._shape=k.BOX_SHAPE;break;case "round":this._shape=
k.ROUND_SHAPE;break;case "circle":this._shape=k.CIRCLE_SHAPE;break;case "card":this._shape=k.CARD_SHAPE;break;default:this._shape=a}},get:function(a){return this._shape},enumerable:!0});this.registered_node_types[a]=c;c.constructor.name&&(this.Nodes[g]=c);c.prototype.onPropertyChange&&console.warn("LiteGraph node class "+a+" has onPropertyChange method, it must be called onPropertyChanged with d at the end");if(c.supported_extensions)for(e in c.supported_extensions)this.node_types_by_file_extension[c.supported_extensions[e].toLowerCase()]=
c},wrapFunctionAsNode:function(a,c,g,b){for(var e=Array(c.length),l="",r=k.getParameterNames(c),d=0;d<r.length;++d)l+="this.addInput('"+r[d]+"',"+(g&&g[d]?"'"+g[d]+"'":"0")+");\n";g=Function(l+("this.addOutput('out',"+(b?"'"+b+"'":0)+");\n"));g.title=a.split("/").pop();g.desc="Generated from "+c.name;g.prototype.onExecute=function(){for(var a=0;a<e.length;++a)e[a]=this.getInputData(a);a=c.apply(this,e);this.setOutputData(0,a)};this.registerNodeType(a,g)},addNodeMethod:function(a,c){f.prototype[a]=
c;for(var g in this.registered_node_types){var b=this.registered_node_types[g];b.prototype[a]&&(b.prototype["_"+a]=b.prototype[a]);b.prototype[a]=c}},createNode:function(a,c,g){var b=this.registered_node_types[a];if(!b)return k.debug&&console.log('GraphNode type "'+a+'" not registered.'),null;c=c||b.title||a;b=new b(c);b.type=a;!b.title&&c&&(b.title=c);b.properties||(b.properties={});b.properties_info||(b.properties_info=[]);b.flags||(b.flags={});b.size||(b.size=b.computeSize());b.pos||(b.pos=k.DEFAULT_POSITION.concat());
b.mode||(b.mode=k.ALWAYS);if(g)for(var e in g)b[e]=g[e];return b},getNodeType:function(a){return this.registered_node_types[a]},getNodeTypesInCategory:function(a,c){var g=[],b;for(b in this.registered_node_types){var e=this.registered_node_types[b];c&&e.filter&&e.filter!=c||(""==a?null==e.category&&g.push(e):e.category==a&&g.push(e))}return g},getNodeTypesCategories:function(){var a={"":1},c;for(c in this.registered_node_types)this.registered_node_types[c].category&&!this.registered_node_types[c].skip_list&&
(a[this.registered_node_types[c].category]=1);var g=[];for(c in a)g.push(c);return g},reloadNodes:function(a){var c=document.getElementsByTagName("script"),g=[],b;for(b in c)g.push(c[b]);c=document.getElementsByTagName("head")[0];a=document.location.href+a;for(b in g){var e=g[b].src;if(e&&e.substr(0,a.length)==a)try{k.debug&&console.log("Reloading: "+e);var l=document.createElement("script");l.type="text/javascript";l.src=e;c.appendChild(l);c.removeChild(g[b])}catch(r){if(k.throw_errors)throw r;k.debug&&
console.log("Error while reloading "+e)}}k.debug&&console.log("Nodes reloaded")},cloneObject:function(a,c){if(null==a)return null;var g=JSON.parse(JSON.stringify(a));if(!c)return g;for(var b in g)c[b]=g[b];return c},isValidConnection:function(a,c){if(!a||!c||a==c||a==k.EVENT&&c==k.ACTION)return!0;a=String(a);c=String(c);a=a.toLowerCase();c=c.toLowerCase();if(-1==a.indexOf(",")&&-1==c.indexOf(","))return a==c;for(var g=a.split(","),b=c.split(","),e=0;e<g.length;++e)for(var l=0;l<b.length;++l)if(g[e]==
b[l])return!0;return!1}};k.getTime="undefined"!=typeof performance?performance.now.bind(performance):"undefined"!=typeof Date&&Date.now?Date.now.bind(Date):"undefined"!=typeof process?function(){var a=process.hrtime();return 0.001*a[0]+1E-6*a[1]}:function(){return(new Date).getTime()};u.LGraph=k.LGraph=h;h.supported_types=["number","string","boolean"];h.prototype.getSupportedTypes=function(){return this.supported_types||h.supported_types};h.STATUS_STOPPED=1;h.STATUS_RUNNING=2;h.prototype.clear=function(){this.stop();
this.status=h.STATUS_STOPPED;this.last_link_id=this.last_node_id=1;this._version=-1;this._nodes=[];this._nodes_by_id={};this._nodes_in_order=[];this._nodes_executable=null;this._groups=[];this.links={};this.iteration=0;this.config={};this.fixedtime=this.runningtime=this.globaltime=0;this.elapsed_time=this.fixedtime_lapse=0.01;this.starttime=this.last_update_time=0;this.catch_errors=!0;this.global_inputs={};this.global_outputs={};this.change();this.sendActionToCanvas("clear")};h.prototype.attachCanvas=
function(a){if(a.constructor!=d)throw"attachCanvas expects a LGraphCanvas instance";a.graph&&a.graph!=this&&a.graph.detachCanvas(a);a.graph=this;this.list_of_graphcanvas||(this.list_of_graphcanvas=[]);this.list_of_graphcanvas.push(a)};h.prototype.detachCanvas=function(a){if(this.list_of_graphcanvas){var c=this.list_of_graphcanvas.indexOf(a);-1!=c&&(a.graph=null,this.list_of_graphcanvas.splice(c,1))}};h.prototype.start=function(a){if(this.status!=h.STATUS_RUNNING){this.status=h.STATUS_RUNNING;if(this.onPlayEvent)this.onPlayEvent();
this.sendEventToAllNodes("onStart");this.last_update_time=this.starttime=k.getTime();a=a||0;var c=this;if(0==a&&"undefined"!=typeof window&&window.requestAnimationFrame){var g=function(){-1==c.execution_timer_id&&(window.requestAnimationFrame(g),c.runStep(1,!this.catch_errors))};this.execution_timer_id=-1;g()}else this.execution_timer_id=setInterval(function(){c.runStep(1,!this.catch_errors)},a)}};h.prototype.stop=function(){if(this.status!=h.STATUS_STOPPED){this.status=h.STATUS_STOPPED;if(this.onStopEvent)this.onStopEvent();
null!=this.execution_timer_id&&(-1!=this.execution_timer_id&&clearInterval(this.execution_timer_id),this.execution_timer_id=null);this.sendEventToAllNodes("onStop")}};h.prototype.runStep=function(a,c){a=a||1;var g=k.getTime();this.globaltime=0.001*(g-this.starttime);var b=this._nodes_executable?this._nodes_executable:this._nodes;if(b){if(c){for(var e=0;e<a;e++){for(var l=0,r=b.length;l<r;++l){var d=b[l];if(d.mode==k.ALWAYS&&d.onExecute)d.onExecute()}this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute()}else try{for(e=
0;e<a;e++){l=0;for(r=b.length;l<r;++l)if(d=b[l],d.mode==k.ALWAYS&&d.onExecute)d.onExecute();this.fixedtime+=this.fixedtime_lapse;if(this.onExecuteStep)this.onExecuteStep()}if(this.onAfterExecute)this.onAfterExecute();this.errors_in_execution=!1}catch(m){this.errors_in_execution=!0;if(k.throw_errors)throw m;k.debug&&console.log("Error during execution: "+m);this.stop()}b=k.getTime();g=b-g;0==g&&(g=1);this.execution_time=0.001*g;this.globaltime+=0.001*g;this.iteration+=1;this.elapsed_time=0.001*(b-
this.last_update_time);this.last_update_time=b}};h.prototype.updateExecutionOrder=function(){this._nodes_in_order=this.computeExecutionOrder(!1);this._nodes_executable=[];for(var a=0;a<this._nodes_in_order.length;++a)this._nodes_in_order[a].onExecute&&this._nodes_executable.push(this._nodes_in_order[a])};h.prototype.computeExecutionOrder=function(a,c){for(var g=[],b=[],e={},l={},r={},d=0,m=this._nodes.length;d<m;++d){var f=this._nodes[d];if(!a||f.onExecute){e[f.id]=f;var h=0;if(f.inputs)for(var p=
0,q=f.inputs.length;p<q;p++)f.inputs[p]&&null!=f.inputs[p].link&&(h+=1);0==h?(b.push(f),c&&(f._level=1)):(c&&(f._level=0),r[f.id]=h)}}for(;0!=b.length;)if(f=b.shift(),g.push(f),delete e[f.id],f.outputs)for(d=0;d<f.outputs.length;d++)if(m=f.outputs[d],null!=m&&null!=m.links&&0!=m.links.length)for(p=0;p<m.links.length;p++)(h=this.links[m.links[p]])&&!l[h.id]&&(q=this.getNodeById(h.target_id),null==q?l[h.id]=!0:(c&&(!q._level||q._level<=f._level)&&(q._level=f._level+1),l[h.id]=!0,r[q.id]-=1,0==r[q.id]&&
b.push(q)));for(d in e)g.push(e[d]);g.length!=this._nodes.length&&k.debug&&console.warn("something went wrong, nodes missing");m=g.length;for(d=0;d<m;++d)g[d].order=d;g=g.sort(function(a,c){var g=a.constructor.priority||a.priority||0,b=c.constructor.priority||c.priority||0;return g==b?a.order-c.order:g-b});for(d=0;d<m;++d)g[d].order=d;return g};h.prototype.getAncestors=function(a){for(var c=[],g=[a],b={};g.length;){var e=g.shift();if(e.inputs){b[e.id]||e==a||(b[e.id]=!0,c.push(e));for(var l=0;l<e.inputs.length;++l){var r=
e.getInputNode(l);r&&-1==c.indexOf(r)&&g.push(r)}}}c.sort(function(a,c){return a.order-c.order});return c};h.prototype.arrange=function(a){a=a||40;for(var c=this.computeExecutionOrder(!1,!0),g=[],b=0;b<c.length;++b){var e=c[b],l=e._level||1;g[l]||(g[l]=[]);g[l].push(e)}c=a;for(b=0;b<g.length;++b)if(l=g[b]){for(var r=100,k=a,d=0;d<l.length;++d)e=l[d],e.pos[0]=c,e.pos[1]=k,e.size[0]>r&&(r=e.size[0]),k+=e.size[1]+a;c+=r+a}this.setDirtyCanvas(!0,!0)};h.prototype.getTime=function(){return this.globaltime};
h.prototype.getFixedTime=function(){return this.fixedtime};h.prototype.getElapsedTime=function(){return this.elapsed_time};h.prototype.sendEventToAllNodes=function(a,c,g){g=g||k.ALWAYS;var b=this._nodes_in_order?this._nodes_in_order:this._nodes;if(b)for(var e=0,l=b.length;e<l;++e){var r=b[e];if(r[a]&&r.mode==g)if(void 0===c)r[a]();else if(c&&c.constructor===Array)r[a].apply(r,c);else r[a](c)}};h.prototype.sendActionToCanvas=function(a,c){if(this.list_of_graphcanvas)for(var g=0;g<this.list_of_graphcanvas.length;++g){var b=
this.list_of_graphcanvas[g];b[a]&&b[a].apply(b,c)}};h.prototype.add=function(a,c){if(a)if(a.constructor===p)this._groups.push(a),this.setDirtyCanvas(!0),this.change(),a.graph=this,this._version++;else{-1!=a.id&&null!=this._nodes_by_id[a.id]&&(console.warn("LiteGraph: there is already a node with this ID, changing it"),a.id=++this.last_node_id);if(this._nodes.length>=k.MAX_NUMBER_OF_NODES)throw"LiteGraph: max number of nodes in a graph reached";null==a.id||-1==a.id?a.id=++this.last_node_id:this.last_node_id<
a.id&&(this.last_node_id=a.id);a.graph=this;this._version++;this._nodes.push(a);this._nodes_by_id[a.id]=a;if(a.onAdded)a.onAdded(this);this.config.align_to_grid&&a.alignToGrid();c||this.updateExecutionOrder();if(this.onNodeAdded)this.onNodeAdded(a);this.setDirtyCanvas(!0);this.change();return a}};h.prototype.remove=function(a){if(a.constructor===k.LGraphGroup){var c=this._groups.indexOf(a);-1!=c&&this._groups.splice(c,1);a.graph=null;this._version++;this.setDirtyCanvas(!0,!0);this.change()}else if(null!=
this._nodes_by_id[a.id]&&!a.ignore_remove){if(a.inputs)for(c=0;c<a.inputs.length;c++){var g=a.inputs[c];null!=g.link&&a.disconnectInput(c)}if(a.outputs)for(c=0;c<a.outputs.length;c++)g=a.outputs[c],null!=g.links&&g.links.length&&a.disconnectOutput(c);if(a.onRemoved)a.onRemoved();a.graph=null;this._version++;if(this.list_of_graphcanvas)for(c=0;c<this.list_of_graphcanvas.length;++c)g=this.list_of_graphcanvas[c],g.selected_nodes[a.id]&&delete g.selected_nodes[a.id],g.node_dragged==a&&(g.node_dragged=
null);c=this._nodes.indexOf(a);-1!=c&&this._nodes.splice(c,1);delete this._nodes_by_id[a.id];if(this.onNodeRemoved)this.onNodeRemoved(a);this.setDirtyCanvas(!0,!0);this.change();this.updateExecutionOrder()}};h.prototype.getNodeById=function(a){return null==a?null:this._nodes_by_id[a]};h.prototype.findNodesByClass=function(a){for(var c=[],g=0,b=this._nodes.length;g<b;++g)this._nodes[g].constructor===a&&c.push(this._nodes[g]);return c};h.prototype.findNodesByType=function(a){a=a.toLowerCase();for(var c=
[],g=0,b=this._nodes.length;g<b;++g)this._nodes[g].type.toLowerCase()==a&&c.push(this._nodes[g]);return c};h.prototype.findNodesByTitle=function(a){for(var c=[],g=0,b=this._nodes.length;g<b;++g)this._nodes[g].title==a&&c.push(this._nodes[g]);return c};h.prototype.getNodeOnPos=function(a,c,g){g=g||this._nodes;for(var b=g.length-1;0<=b;b--){var e=g[b];if(e.isPointInside(a,c,2))return e}return null};h.prototype.getGroupOnPos=function(a,c){for(var g=this._groups.length-1;0<=g;g--){var b=this._groups[g];
if(b.isPointInside(a,c,2,!0))return b}return null};h.prototype.addGlobalInput=function(a,c,g){this.global_inputs[a]={name:a,type:c,value:g};this._version++;if(this.onGlobalInputAdded)this.onGlobalInputAdded(a,c);if(this.onGlobalsChange)this.onGlobalsChange()};h.prototype.setGlobalInputData=function(a,c){var g=this.global_inputs[a];g&&(g.value=c)};h.prototype.setInputData=h.prototype.setGlobalInputData;h.prototype.getGlobalInputData=function(a){return(a=this.global_inputs[a])?a.value:null};h.prototype.renameGlobalInput=
function(a,c){if(c!=a){if(!this.global_inputs[a])return!1;if(this.global_inputs[c])return console.error("there is already one input with that name"),!1;this.global_inputs[c]=this.global_inputs[a];delete this.global_inputs[a];this._version++;if(this.onGlobalInputRenamed)this.onGlobalInputRenamed(a,c);if(this.onGlobalsChange)this.onGlobalsChange()}};h.prototype.changeGlobalInputType=function(a,c){if(!this.global_inputs[a])return!1;if(!this.global_inputs[a].type||this.global_inputs[a].type.toLowerCase()!=
c.toLowerCase())if(this.global_inputs[a].type=c,this._version++,this.onGlobalInputTypeChanged)this.onGlobalInputTypeChanged(a,c)};h.prototype.removeGlobalInput=function(a){if(!this.global_inputs[a])return!1;delete this.global_inputs[a];this._version++;if(this.onGlobalInputRemoved)this.onGlobalInputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};h.prototype.addGlobalOutput=function(a,c,g){this.global_outputs[a]={name:a,type:c,value:g};this._version++;if(this.onGlobalOutputAdded)this.onGlobalOutputAdded(a,
c);if(this.onGlobalsChange)this.onGlobalsChange()};h.prototype.setGlobalOutputData=function(a,c){var g=this.global_outputs[a];g&&(g.value=c)};h.prototype.getGlobalOutputData=function(a){return(a=this.global_outputs[a])?a.value:null};h.prototype.getOutputData=h.prototype.getGlobalOutputData;h.prototype.renameGlobalOutput=function(a,c){if(!this.global_outputs[a])return!1;if(this.global_outputs[c])return console.error("there is already one output with that name"),!1;this.global_outputs[c]=this.global_outputs[a];
delete this.global_outputs[a];this._version++;if(this.onGlobalOutputRenamed)this.onGlobalOutputRenamed(a,c);if(this.onGlobalsChange)this.onGlobalsChange()};h.prototype.changeGlobalOutputType=function(a,c){if(!this.global_outputs[a])return!1;if(!this.global_outputs[a].type||this.global_outputs[a].type.toLowerCase()!=c.toLowerCase())if(this.global_outputs[a].type=c,this._version++,this.onGlobalOutputTypeChanged)this.onGlobalOutputTypeChanged(a,c)};h.prototype.removeGlobalOutput=function(a){if(!this.global_outputs[a])return!1;
delete this.global_outputs[a];this._version++;if(this.onGlobalOutputRemoved)this.onGlobalOutputRemoved(a);if(this.onGlobalsChange)this.onGlobalsChange();return!0};h.prototype.triggerInput=function(a,c){for(var g=this.findNodesByTitle(a),b=0;b<g.length;++b)g[b].onTrigger(c)};h.prototype.setCallback=function(a,c){for(var g=this.findNodesByTitle(a),b=0;b<g.length;++b)g[b].setTrigger(c)};h.prototype.connectionChange=function(a){this.updateExecutionOrder();if(this.onConnectionChange)this.onConnectionChange(a);
this._version++;this.sendActionToCanvas("onConnectionChange")};h.prototype.isLive=function(){if(!this.list_of_graphcanvas)return!1;for(var a=0;a<this.list_of_graphcanvas.length;++a)if(this.list_of_graphcanvas[a].live_mode)return!0;return!1};h.prototype.change=function(){k.debug&&console.log("Graph changed");this.sendActionToCanvas("setDirty",[!0,!0]);if(this.on_change)this.on_change(this)};h.prototype.setDirtyCanvas=function(a,c){this.sendActionToCanvas("setDirty",[a,c])};h.prototype.serialize=function(){for(var a=
[],c=0,g=this._nodes.length;c<g;++c)a.push(this._nodes[c].serialize());g=[];for(c in this.links){var b=this.links[c];g.push([b.id,b.origin_id,b.origin_slot,b.target_id,b.target_slot,b.type])}b=[];for(c=0;c<this._groups.length;++c)b.push(this._groups[c].serialize());return{last_node_id:this.last_node_id,last_link_id:this.last_link_id,nodes:a,links:g,groups:b,config:this.config}};h.prototype.configure=function(a,c){if(a){c||this.clear();var g=a.nodes;if(a.links&&a.links.constructor===Array){for(var b=
[],e=0;e<a.links.length;++e){var l=a.links[e];b[l[0]]={id:l[0],origin_id:l[1],origin_slot:l[2],target_id:l[3],target_slot:l[4],type:l[5]}}a.links=b}for(e in a)this[e]=a[e];b=!1;this._nodes=[];if(g){e=0;for(l=g.length;e<l;++e){var r=g[e],d=k.createNode(r.type,r.title);d?(d.id=r.id,this.add(d,!0)):(k.debug&&console.log("Node not found: "+r.type),b=!0)}e=0;for(l=g.length;e<l;++e)r=g[e],(d=this.getNodeById(r.id))&&d.configure(r)}this._groups.length=0;if(a.groups)for(e=0;e<a.groups.length;++e)g=new k.LGraphGroup,
g.configure(a.groups[e]),this.add(g);this.updateExecutionOrder();this._version++;this.setDirtyCanvas(!0,!0);return b}};h.prototype.load=function(a){var c=this,g=new XMLHttpRequest;g.open("GET",a,!0);g.send(null);g.onload=function(a){200!==g.status?console.error("Error loading graph:",g.status,g.response):(a=JSON.parse(g.response),c.configure(a))};g.onerror=function(a){console.error("Error loading graph:",a)}};h.prototype.onNodeTrace=function(a,c,g){};u.LGraphNode=k.LGraphNode=f;f.prototype._ctor=
function(a){this.title=a||"Unnamed";this.size=[k.NODE_WIDTH,60];this.graph=null;this._pos=new Float32Array(10,10);Object.defineProperty(this,"pos",{set:function(a){!a||2>a.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},enumerable:!0});this.id=-1;this.type=null;this.inputs=[];this.outputs=[];this.connections=[];this.properties={};this.properties_info=[];this.data=null;this.flags={}};f.prototype.configure=function(a){this.graph&&this.graph._version++;for(var c in a)if("console"!=
c)if("properties"==c)for(var g in a.properties){if(this.properties[g]=a.properties[g],this.onPropertyChanged)this.onPropertyChanged(g,a.properties[g])}else null!=a[c]&&("object"==typeof a[c]?this[c]&&this[c].configure?this[c].configure(a[c]):this[c]=k.cloneObject(a[c],this[c]):this[c]=a[c]);a.title||(this.title=this.constructor.title);if(this.onConnectionsChange){if(this.inputs)for(var b=0;b<this.inputs.length;++b){g=this.inputs[b];var e=this.graph?this.graph.links[g.link]:null;this.onConnectionsChange(k.INPUT,
b,!0,e,g)}if(this.outputs)for(b=0;b<this.outputs.length;++b)if(g=this.outputs[b],g.links)for(c=0;c<g.links.length;++c)e=this.graph?this.graph.links[g.links[c]]:null,this.onConnectionsChange(k.OUTPUT,b,!0,e,g)}for(b in this.inputs)g=this.inputs[b],g.link&&g.link.length&&(e=g.link,"object"==typeof e&&(g.link=e[0],this.graph&&(this.graph.links[e[0]]={id:e[0],origin_id:e[1],origin_slot:e[2],target_id:e[3],target_slot:e[4]})));for(b in this.outputs)if(g=this.outputs[b],g.links&&0!=g.links.length)for(c in g.links)e=
g.links[c],"object"==typeof e&&(g.links[c]=e[0]);if(this.onConfigure)this.onConfigure(a)};f.prototype.serialize=function(){var a={id:this.id,type:this.type,pos:this.pos,size:this.size,data:this.data,flags:k.cloneObject(this.flags),mode:this.mode};this.inputs&&(a.inputs=this.inputs);if(this.outputs){for(var c=0;c<this.outputs.length;c++)delete this.outputs[c]._data;a.outputs=this.outputs}this.title&&this.title!=this.constructor.title&&(a.title=this.title);this.properties&&(a.properties=k.cloneObject(this.properties));
a.type||(a.type=this.constructor.type);this.color&&(a.color=this.color);this.bgcolor&&(a.bgcolor=this.bgcolor);this.boxcolor&&(a.boxcolor=this.boxcolor);this.shape&&(a.shape=this.shape);if(this.onSerialize)this.onSerialize(a);return a};f.prototype.clone=function(){var a=k.createNode(this.type),c=k.cloneObject(this.serialize());if(c.inputs)for(var g=0;g<c.inputs.length;++g)c.inputs[g].link=null;if(c.outputs)for(g=0;g<c.outputs.length;++g)c.outputs[g].links&&(c.outputs[g].links.length=0);delete c.id;
a.configure(c);return a};f.prototype.toString=function(){return JSON.stringify(this.serialize())};f.prototype.getTitle=function(){return this.title||this.constructor.title};f.prototype.setOutputData=function(a,c){if(this.outputs&&!(-1==a||a>=this.outputs.length)){var g=this.outputs[a];if(g&&(g._data=c,this.outputs[a].links))for(g=0;g<this.outputs[a].links.length;g++)this.graph.links[this.outputs[a].links[g]].data=c}};f.prototype.getInputData=function(a,c){if(this.inputs&&!(a>=this.inputs.length||
null==this.inputs[a].link)){var g=this.graph.links[this.inputs[a].link];if(!g)return null;if(!c)return g.data;var b=this.graph.getNodeById(g.origin_id);if(!b)return g.data;if(b.updateOutputData)b.updateOutputData(g.origin_slot);else if(b.onExecute)b.onExecute();return g.data}};f.prototype.getInputDataByName=function(a,c){var g=this.findInputSlot(a);return-1==g?null:this.getInputData(g,c)};f.prototype.isInputConnected=function(a){return this.inputs?a<this.inputs.length&&null!=this.inputs[a].link:!1};
f.prototype.getInputInfo=function(a){return this.inputs?a<this.inputs.length?this.inputs[a]:null:null};f.prototype.getInputNode=function(a){if(!this.inputs||a>=this.inputs.length)return null;a=this.inputs[a];return a&&null!==a.link?(a=this.graph.links[a.link])?this.graph.getNodeById(a.origin_id):null:null};f.prototype.getInputOrProperty=function(a){if(!this.inputs||!this.inputs.length)return this.properties?this.properties[a]:null;for(var c=0,g=this.inputs.length;c<g;++c)if(a==this.inputs[c].name)return(a=
this.graph.links[this.inputs[c].link])?a.data:null;return this.properties[a]};f.prototype.getOutputData=function(a){return!this.outputs||a>=this.outputs.length?null:this.outputs[a]._data};f.prototype.getOutputInfo=function(a){return this.outputs?a<this.outputs.length?this.outputs[a]:null:null};f.prototype.isOutputConnected=function(a){return this.outputs?a<this.outputs.length&&this.outputs[a].links&&this.outputs[a].links.length:!1};f.prototype.isAnyOutputConnected=function(){if(!this.outputs)return!1;
for(var a=0;a<this.outputs.length;++a)if(this.outputs[a].links&&this.outputs[a].links.length)return!0;return!1};f.prototype.getOutputNodes=function(a){if(!this.outputs||0==this.outputs.length||a>=this.outputs.length)return null;a=this.outputs[a];if(!a.links||0==a.links.length)return null;for(var c=[],g=0;g<a.links.length;g++){var b=this.graph.links[a.links[g]];b&&(b=this.graph.getNodeById(b.target_id))&&c.push(b)}return c};f.prototype.trigger=function(a,c){if(this.outputs&&this.outputs.length){this.graph&&
(this.graph._last_trigger_time=k.getTime());for(var g=0;g<this.outputs.length;++g){var b=this.outputs[g];!b||b.type!==k.EVENT||a&&b.name!=a||this.triggerSlot(g,c)}}};f.prototype.triggerSlot=function(a,c){if(this.outputs){var g=this.outputs[a];if(g&&(g=g.links)&&g.length){this.graph&&(this.graph._last_trigger_time=k.getTime());for(var b=0;b<g.length;++b){var e=this.graph.links[g[b]];if(e){var l=this.graph.getNodeById(e.target_id);if(l)if(e._last_time=k.getTime(),e=l.inputs[e.target_slot],l.onAction)l.onAction(e.name,
c);else if(l.mode===k.ON_TRIGGER&&l.onExecute)l.onExecute(c)}}}}};f.prototype.addProperty=function(a,c,g,b){g={name:a,type:g,default_value:c};if(b)for(var e in b)g[e]=b[e];this.properties_info||(this.properties_info=[]);this.properties_info.push(g);this.properties||(this.properties={});this.properties[a]=c;return g};f.prototype.addOutput=function(a,c,g){a={name:a,type:c,links:null};if(g)for(var b in g)a[b]=g[b];this.outputs||(this.outputs=[]);this.outputs.push(a);if(this.onOutputAdded)this.onOutputAdded(a);
this.size=this.computeSize();return a};f.prototype.addOutputs=function(a){for(var c=0;c<a.length;++c){var g=a[c],b={name:g[0],type:g[1],link:null};if(a[2])for(var e in g[2])b[e]=g[2][e];this.outputs||(this.outputs=[]);this.outputs.push(b);if(this.onOutputAdded)this.onOutputAdded(b)}this.size=this.computeSize()};f.prototype.removeOutput=function(a){this.disconnectOutput(a);this.outputs.splice(a,1);this.size=this.computeSize();if(this.onOutputRemoved)this.onOutputRemoved(a)};f.prototype.addInput=function(a,
c,g){a={name:a,type:c||0,link:null};if(g)for(var b in g)a[b]=g[b];this.inputs||(this.inputs=[]);this.inputs.push(a);this.size=this.computeSize();if(this.onInputAdded)this.onInputAdded(a);return a};f.prototype.addInputs=function(a){for(var c=0;c<a.length;++c){var g=a[c],b={name:g[0],type:g[1],link:null};if(a[2])for(var e in g[2])b[e]=g[2][e];this.inputs||(this.inputs=[]);this.inputs.push(b);if(this.onInputAdded)this.onInputAdded(b)}this.size=this.computeSize()};f.prototype.removeInput=function(a){this.disconnectInput(a);
this.inputs.splice(a,1);this.size=this.computeSize();if(this.onInputRemoved)this.onInputRemoved(a)};f.prototype.addConnection=function(a,c,g,b){a={name:a,type:c,pos:g,direction:b,links:null};this.connections.push(a);return a};f.prototype.computeSize=function(a,c){function g(a){return a?l*a.length*0.6:0}var b=Math.max(this.inputs?this.inputs.length:1,this.outputs?this.outputs.length:1),e=c||new Float32Array([0,0]),b=Math.max(b,1),l=k.NODE_TEXT_SIZE;e[1]=(this.constructor.slot_start_y||0)+b*(l+1)+4;
this.widgets&&this.widgets.length&&(e[1]+=this.widgets.length*(k.NODE_WIDGET_HEIGHT+4)+8);var b=g(this.title),r=0,d=0;if(this.inputs)for(var m=0,f=this.inputs.length;m<f;++m){var h=this.inputs[m],h=h.label||h.name||"",h=g(h);r<h&&(r=h)}if(this.outputs)for(m=0,f=this.outputs.length;m<f;++m)h=this.outputs[m],h=h.label||h.name||"",h=g(h),d<h&&(d=h);e[0]=Math.max(r+d+10,b);e[0]=Math.max(e[0],k.NODE_WIDTH);this.widgets&&this.widgets.length&&(e[0]=Math.max(e[0],1.5*k.NODE_WIDTH));if(this.onResize)this.onResize(e);
return e};f.prototype.addWidget=function(a,c,g,b,e){this.widgets||(this.widgets=[]);c={type:a.toLowerCase(),name:c,value:g,callback:b,options:e||{}};void 0!==c.options.y&&(c.y=c.options.y);if("combo"==a&&!c.options.values)throw"LiteGraph addWidget('combo',...) requires to pass values in options: { values:['red','blue'] }";this.widgets.push(c);return c};f.prototype.getBounding=function(a){a=a||new Float32Array(4);a[0]=this.pos[0]-4;a[1]=this.pos[1]-k.NODE_TITLE_HEIGHT;a[2]=this.size[0]+4;a[3]=this.size[1]+
k.NODE_TITLE_HEIGHT;return a};f.prototype.isPointInside=function(a,c,g,b){g=g||0;var e=this.graph&&this.graph.isLive()?0:20;b&&(e=0);if(this.flags&&this.flags.collapsed){if(s(a,c,this.pos[0]-g,this.pos[1]-k.NODE_TITLE_HEIGHT-g,(this._collapsed_width||k.NODE_COLLAPSED_WIDTH)+2*g,k.NODE_TITLE_HEIGHT+2*g))return!0}else if(this.pos[0]-4-g<a&&this.pos[0]+this.size[0]+4+g>a&&this.pos[1]-e-g<c&&this.pos[1]+this.size[1]+g>c)return!0;return!1};f.prototype.getSlotInPosition=function(a,c){if(this.inputs)for(var g=
0,b=this.inputs.length;g<b;++g){var e=this.inputs[g],l=this.getConnectionPos(!0,g);if(s(a,c,l[0]-10,l[1]-5,20,10))return{input:e,slot:g,link_pos:l,locked:e.locked}}if(this.outputs)for(g=0,b=this.outputs.length;g<b;++g)if(e=this.outputs[g],l=this.getConnectionPos(!1,g),s(a,c,l[0]-10,l[1]-5,20,10))return{output:e,slot:g,link_pos:l,locked:e.locked};return null};f.prototype.findInputSlot=function(a){if(!this.inputs)return-1;for(var c=0,g=this.inputs.length;c<g;++c)if(a==this.inputs[c].name)return c;return-1};
f.prototype.findOutputSlot=function(a){if(!this.outputs)return-1;for(var c=0,g=this.outputs.length;c<g;++c)if(a==this.outputs[c].name)return c;return-1};f.prototype.connect=function(a,c,g){g=g||0;if(!this.graph)return console.log("Connect: Error, node doesnt belong to any graph. Nodes must be added first to a graph before connecting them."),!1;if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return k.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=
this.outputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;c&&c.constructor===Number&&(c=this.graph.getNodeById(c));if(!c)throw"target node is null";if(c==this)return!1;if(g.constructor===String){if(g=c.findInputSlot(g),-1==g)return k.debug&&console.log("Connect: Error, no slot of name "+g),!1}else{if(g===k.EVENT)return!1;if(!c.inputs||g>=c.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1}null!=c.inputs[g].link&&c.disconnectInput(g);
var b=this.outputs[a];if(c.onConnectInput&&!1===c.onConnectInput(g,b.type,b))return!1;var e=c.inputs[g];if(k.isValidConnection(b.type,e.type)){var l={id:this.graph.last_link_id++,type:e.type,origin_id:this.id,origin_slot:a,target_id:c.id,target_slot:g};this.graph.links[l.id]=l;null==b.links&&(b.links=[]);b.links.push(l.id);c.inputs[g].link=l.id;this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!0,l,b);if(c.onConnectionsChange)c.onConnectionsChange(k.INPUT,
g,!0,l,e);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(k.INPUT,c,g,this,a),this.graph.onNodeConnectionChange(k.OUTPUT,this,a,c,g))}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};f.prototype.disconnectOutput=function(a,c){if(a.constructor===String){if(a=this.findOutputSlot(a),-1==a)return k.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.outputs||a>=this.outputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),
!1;var g=this.outputs[a];if(!g.links||0==g.links.length)return!1;if(c){c.constructor===Number&&(c=this.graph.getNodeById(c));if(!c)throw"Target Node not found";for(var b=0,e=g.links.length;b<e;b++){var l=g.links[b],r=this.graph.links[l];if(r.target_id==c.id){g.links.splice(b,1);var d=c.inputs[r.target_slot];d.link=null;delete this.graph.links[l];this.graph&&this.graph._version++;if(c.onConnectionsChange)c.onConnectionsChange(k.INPUT,r.target_slot,!1,r,d);if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,
a,!1,r,g);if(this.graph&&this.graph.onNodeConnectionChange)this.graph.onNodeConnectionChange(k.OUTPUT,this,a);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(k.OUTPUT,this,a),this.graph.onNodeConnectionChange(k.INPUT,c,r.target_slot));break}}}else{b=0;for(e=g.links.length;b<e;b++)if(l=g.links[b],r=this.graph.links[l]){c=this.graph.getNodeById(r.target_id);this.graph&&this.graph._version++;if(c){d=c.inputs[r.target_slot];d.link=null;if(c.onConnectionsChange)c.onConnectionsChange(k.INPUT,
r.target_slot,!1,r,d);if(this.graph&&this.graph.onNodeConnectionChange)this.graph.onNodeConnectionChange(k.INPUT,c,r.target_slot)}delete this.graph.links[l];if(this.onConnectionsChange)this.onConnectionsChange(k.OUTPUT,a,!1,r,g);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(k.OUTPUT,this,a),this.graph.onNodeConnectionChange(k.INPUT,c,r.target_slot))}g.links=null}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};f.prototype.disconnectInput=function(a){if(a.constructor===
String){if(a=this.findInputSlot(a),-1==a)return k.debug&&console.log("Connect: Error, no slot of name "+a),!1}else if(!this.inputs||a>=this.inputs.length)return k.debug&&console.log("Connect: Error, slot number not found"),!1;var c=this.inputs[a];if(!c)return!1;var g=this.inputs[a].link;this.inputs[a].link=null;var b=this.graph.links[g];if(b){var e=this.graph.getNodeById(b.origin_id);if(!e)return!1;var l=e.outputs[b.origin_slot];if(!l||!l.links||0==l.links.length)return!1;for(var d=0,m=l.links.length;d<
m;d++)if(l.links[d]==g){l.links.splice(d,1);break}delete this.graph.links[g];this.graph&&this.graph._version++;if(this.onConnectionsChange)this.onConnectionsChange(k.INPUT,a,!1,b,c);if(e.onConnectionsChange)e.onConnectionsChange(k.OUTPUT,d,!1,b,l);this.graph&&this.graph.onNodeConnectionChange&&(this.graph.onNodeConnectionChange(k.OUTPUT,e,d),this.graph.onNodeConnectionChange(k.INPUT,this,a))}this.setDirtyCanvas(!1,!0);this.graph.connectionChange(this);return!0};f.prototype.getConnectionPos=function(a,
c){return this.flags.collapsed?a?[this.pos[0],this.pos[1]-0.5*k.NODE_TITLE_HEIGHT]:[this.pos[0]+(this._collapsed_width||k.NODE_COLLAPSED_WIDTH),this.pos[1]-0.5*k.NODE_TITLE_HEIGHT]:a&&-1==c?[this.pos[0]+10,this.pos[1]+10]:a&&this.inputs&&this.inputs.length>c&&this.inputs[c].pos?[this.pos[0]+this.inputs[c].pos[0],this.pos[1]+this.inputs[c].pos[1]]:!a&&this.outputs&&this.outputs.length>c&&this.outputs[c].pos?[this.pos[0]+this.outputs[c].pos[0],this.pos[1]+this.outputs[c].pos[1]]:this.flags.horizontal?
a?[this.pos[0]+this.size[0]/this.inputs.length*(c+0.5),this.pos[1]-k.NODE_TITLE_HEIGHT]:[this.pos[0]+this.size[0]/this.outputs.length*(c+0.5),this.pos[1]+this.size[1]]:a?[this.pos[0],this.pos[1]+10+c*k.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0)]:[this.pos[0]+this.size[0]+1,this.pos[1]+10+c*k.NODE_SLOT_HEIGHT+(this.constructor.slot_start_y||0)]};f.prototype.alignToGrid=function(){this.pos[0]=k.CANVAS_GRID_SIZE*Math.round(this.pos[0]/k.CANVAS_GRID_SIZE);this.pos[1]=k.CANVAS_GRID_SIZE*Math.round(this.pos[1]/
k.CANVAS_GRID_SIZE)};f.prototype.trace=function(a){this.console||(this.console=[]);this.console.push(a);this.console.length>f.MAX_CONSOLE&&this.console.shift();this.graph.onNodeTrace(this,a)};f.prototype.setDirtyCanvas=function(a,c){this.graph&&this.graph.sendActionToCanvas("setDirty",[a,c])};f.prototype.loadImage=function(a){var c=new Image;c.src=k.node_images_path+a;c.ready=!1;var g=this;c.onload=function(){this.ready=!0;g.setDirtyCanvas(!0)};return c};f.prototype.captureInput=function(a){if(this.graph&&
this.graph.list_of_graphcanvas)for(var c=this.graph.list_of_graphcanvas,g=0;g<c.length;++g){var b=c[g];if(a||b.node_capturing_input==this)b.node_capturing_input=a?this:null}};f.prototype.collapse=function(a){this.graph._version++;if(!1!==this.constructor.collapsable||a)this.flags.collapsed=this.flags.collapsed?!1:!0,this.setDirtyCanvas(!0,!0)};f.prototype.pin=function(a){this.graph._version++;this.flags.pinned=void 0===a?!this.flags.pinned:a};f.prototype.localToScreen=function(a,c,g){return[(a+this.pos[0])*
g.scale+g.offset[0],(c+this.pos[1])*g.scale+g.offset[1]]};u.LGraphGroup=k.LGraphGroup=p;p.prototype._ctor=function(a){this.title=a||"Group";this._bounding=new Float32Array([10,10,140,80]);this._pos=this._bounding.subarray(0,2);this._size=this._bounding.subarray(2,4);this._nodes=[];this.color=d.node_colors.pale_blue?d.node_colors.pale_blue.groupcolor:"#AAA";this.graph=null;Object.defineProperty(this,"pos",{set:function(a){!a||2>a.length||(this._pos[0]=a[0],this._pos[1]=a[1])},get:function(){return this._pos},
enumerable:!0});Object.defineProperty(this,"size",{set:function(a){!a||2>a.length||(this._size[0]=Math.max(140,a[0]),this._size[1]=Math.max(80,a[1]))},get:function(){return this._size},enumerable:!0})};p.prototype.configure=function(a){this.title=a.title;this._bounding.set(a.bounding);this.color=a.color};p.prototype.serialize=function(){var a=this._bounding;return{title:this.title,bounding:[Math.round(a[0]),Math.round(a[1]),Math.round(a[2]),Math.round(a[3])],color:this.color}};p.prototype.move=function(a,
c,g){this._pos[0]+=a;this._pos[1]+=c;if(!g)for(g=0;g<this._nodes.length;++g){var b=this._nodes[g];b.pos[0]+=a;b.pos[1]+=c}};p.prototype.recomputeInsideNodes=function(){this._nodes.length=0;for(var a=this.graph._nodes,c=new Float32Array(4),g=0;g<a.length;++g){var b=a[g];b.getBounding(c);v(this._bounding,c)&&this._nodes.push(b)}};p.prototype.isPointInside=f.prototype.isPointInside;p.prototype.setDirtyCanvas=f.prototype.setDirtyCanvas;u.LGraphCanvas=k.LGraphCanvas=d;d.link_type_colors={"-1":"#F85",number:"#AAC",
node:"#DCA"};d.gradients={};d.prototype.clear=function(){this.fps=this.render_time=this.last_draw_time=this.frame=0;this.scale=1;this.offset=[0,0];this.dragging_rectangle=null;this.selected_nodes={};this.selected_group=null;this.visible_nodes=[];this.connecting_node=this.node_capturing_input=this.node_over=this.node_dragged=null;this.highlighted_links={};this.dirty_bgcanvas=this.dirty_canvas=!0;this.node_widget=this.node_in_panel=this.dirty_area=null;this.last_mouse=[0,0];this.last_mouseclick=0;this.visible_area.set([0,
0,0,0]);if(this.onClear)this.onClear()};d.prototype.setGraph=function(a,c){this.graph!=a&&(c||this.clear(),!a&&this.graph?this.graph.detachCanvas(this):(a.attachCanvas(this),this.setDirty(!0,!0)))};d.prototype.openSubgraph=function(a){if(!a)throw"graph cannot be null";if(this.graph==a)throw"graph cannot be the same";this.clear();this.graph&&(this._graph_stack||(this._graph_stack=[]),this._graph_stack.push(this.graph));a.attachCanvas(this);this.setDirty(!0,!0)};d.prototype.closeSubgraph=function(){if(this._graph_stack&&
0!=this._graph_stack.length){var a=this._graph_stack.pop();this.selected_nodes={};this.highlighted_links={};a.attachCanvas(this);this.setDirty(!0,!0)}};d.prototype.setCanvas=function(a,c){if(a&&a.constructor===String&&(a=document.getElementById(a),!a))throw"Error creating LiteGraph canvas: Canvas not found";if(a!==this.canvas&&(!a&&this.canvas&&(c||this.unbindEvents()),this.canvas=a)){a.className+=" lgraphcanvas";a.data=this;this.bgcanvas=null;this.bgcanvas||(this.bgcanvas=document.createElement("canvas"),
this.bgcanvas.width=this.canvas.width,this.bgcanvas.height=this.canvas.height);if(null==a.getContext){if("canvas"!=a.localName)throw"Element supplied for LGraphCanvas must be a <canvas> element, you passed a "+a.localName;throw"This browser doesnt support Canvas";}null==(this.ctx=a.getContext("2d"))&&(a.webgl_enabled||console.warn("This canvas seems to be WebGL, enabling WebGL renderer"),this.enableWebGL());this._mousemove_callback=this.processMouseMove.bind(this);this._mouseup_callback=this.processMouseUp.bind(this);
c||this.bindEvents()}};d.prototype._doNothing=function(a){a.preventDefault();return!1};d.prototype._doReturnTrue=function(a){a.preventDefault();return!0};d.prototype.bindEvents=function(){if(this._events_binded)console.warn("LGraphCanvas: events already binded");else{var a=this.canvas,c=this.getCanvasWindow().document;this._mousedown_callback=this.processMouseDown.bind(this);this._mousewheel_callback=this.processMouseWheel.bind(this);a.addEventListener("mousedown",this._mousedown_callback,!0);a.addEventListener("mousemove",
this._mousemove_callback);a.addEventListener("mousewheel",this._mousewheel_callback,!1);a.addEventListener("contextmenu",this._doNothing);a.addEventListener("DOMMouseScroll",this._mousewheel_callback,!1);a.addEventListener("touchstart",this.touchHandler,!0);a.addEventListener("touchmove",this.touchHandler,!0);a.addEventListener("touchend",this.touchHandler,!0);a.addEventListener("touchcancel",this.touchHandler,!0);this._key_callback=this.processKey.bind(this);a.addEventListener("keydown",this._key_callback,
!0);c.addEventListener("keyup",this._key_callback,!0);this._ondrop_callback=this.processDrop.bind(this);a.addEventListener("dragover",this._doNothing,!1);a.addEventListener("dragend",this._doNothing,!1);a.addEventListener("drop",this._ondrop_callback,!1);a.addEventListener("dragenter",this._doReturnTrue,!1);this._events_binded=!0}};d.prototype.unbindEvents=function(){if(this._events_binded){var a=this.getCanvasWindow().document;this.canvas.removeEventListener("mousedown",this._mousedown_callback);
this.canvas.removeEventListener("mousewheel",this._mousewheel_callback);this.canvas.removeEventListener("DOMMouseScroll",this._mousewheel_callback);this.canvas.removeEventListener("keydown",this._key_callback);a.removeEventListener("keyup",this._key_callback);this.canvas.removeEventListener("contextmenu",this._doNothing);this.canvas.removeEventListener("drop",this._ondrop_callback);this.canvas.removeEventListener("dragenter",this._doReturnTrue);this.canvas.removeEventListener("touchstart",this.touchHandler);
this.canvas.removeEventListener("touchmove",this.touchHandler);this.canvas.removeEventListener("touchend",this.touchHandler);this.canvas.removeEventListener("touchcancel",this.touchHandler);this._ondrop_callback=this._key_callback=this._mousewheel_callback=this._mousedown_callback=null;this._events_binded=!1}else console.warn("LGraphCanvas: no events binded")};d.getFileExtension=function(a){var c=a.indexOf("?");-1!=c&&(a=a.substr(0,c));c=a.lastIndexOf(".");return-1==c?"":a.substr(c+1).toLowerCase()};
d.prototype.enableWebGL=function(){if(void 0===typeof GL)throw"litegl.js must be included to use a WebGL canvas";if(void 0===typeof enableWebGLCanvas)throw"webglCanvas.js must be included to use this feature";this.gl=this.ctx=enableWebGLCanvas(this.canvas);this.ctx.webgl=!0;this.bgcanvas=this.canvas;this.bgctx=this.gl;this.canvas.webgl_enabled=!0};d.prototype.setDirty=function(a,c){a&&(this.dirty_canvas=!0);c&&(this.dirty_bgcanvas=!0)};d.prototype.getCanvasWindow=function(){if(!this.canvas)return window;
var a=this.canvas.ownerDocument;return a.defaultView||a.parentWindow};d.prototype.startRendering=function(){function a(){this.pause_rendering||this.draw();var c=this.getCanvasWindow();this.is_rendering&&c.requestAnimationFrame(a.bind(this))}this.is_rendering||(this.is_rendering=!0,a.call(this))};d.prototype.stopRendering=function(){this.is_rendering=!1};d.prototype.processMouseDown=function(a){if(this.graph){this.adjustMouseEvent(a);var c=this.getCanvasWindow();d.active_canvas=this;this.canvas.removeEventListener("mousemove",
this._mousemove_callback);c.document.addEventListener("mousemove",this._mousemove_callback,!0);c.document.addEventListener("mouseup",this._mouseup_callback,!0);var g=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),b=!1,e=300>k.getTime()-this.last_mouseclick;this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=a.canvasY;k.closeAllContextMenus(c);if(1==a.which){a.ctrlKey&&(this.dragging_rectangle=new Float32Array(4),this.dragging_rectangle[0]=a.canvasX,this.dragging_rectangle[1]=a.canvasY,
this.dragging_rectangle[2]=1,this.dragging_rectangle[3]=1,b=!0);var l=!1;if(g&&this.allow_interaction&&!b){this.live_mode||g.flags.pinned||this.bringToFront(g);if(!this.connecting_node&&!g.flags.collapsed&&!this.live_mode){if(g.outputs)for(var r=0,m=g.outputs.length;r<m;++r){var f=g.outputs[r],h=g.getConnectionPos(!1,r);if(s(a.canvasX,a.canvasY,h[0]-15,h[1]-10,30,20)){this.connecting_node=g;this.connecting_output=f;this.connecting_pos=g.getConnectionPos(!1,r);this.connecting_slot=r;if(e){if(g.onOutputDblClick)g.onOutputDblClick(r,
a)}else if(g.onOutputClick)g.onOutputClick(r,a);b=!0;break}}if(g.inputs)for(r=0,m=g.inputs.length;r<m;++r)if(f=g.inputs[r],h=g.getConnectionPos(!0,r),s(a.canvasX,a.canvasY,h[0]-15,h[1]-10,30,20)){if(e){if(g.onInputDblClick)g.onInputDblClick(r,a)}else if(g.onInputClick)g.onInputClick(r,a);if(null!==f.link){b=this.graph.links[f.link];g.disconnectInput(r);if(this.allow_reconnect_links||a.shiftKey)this.connecting_node=this.graph._nodes_by_id[b.origin_id],this.connecting_slot=b.origin_slot,this.connecting_output=
this.connecting_node.outputs[this.connecting_slot],this.connecting_pos=this.connecting_node.getConnectionPos(!1,this.connecting_slot);b=this.dirty_bgcanvas=!0}}!b&&!1!==g.flags.resizable&&s(a.canvasX,a.canvasY,g.pos[0]+g.size[0]-5,g.pos[1]+g.size[1]-5,5,5)&&(this.resizing_node=g,this.canvas.style.cursor="se-resize",b=!0)}!b&&s(a.canvasX,a.canvasY,g.pos[0],g.pos[1]-k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT)&&(g.collapse(),b=!0);if(!b){r=!1;if(m=this.processNodeWidgets(g,this.canvas_mouse,
a))r=!0,this.node_widget=[g,m];if(e&&this.selected_nodes[g.id]){if(g.onDblClick)g.onDblClick(a);this.processNodeDblClicked(g);r=!0}g.onMouseDown&&g.onMouseDown(a,[a.canvasX-g.pos[0],a.canvasY-g.pos[1]],this)?r=!0:this.live_mode&&(r=l=!0);r||(this.allow_dragnodes&&(this.node_dragged=g),this.selected_nodes[g.id]||this.processNodeSelected(g,a));this.dirty_canvas=!0}}else this.selected_group=this.graph.getGroupOnPos(a.canvasX,a.canvasY),this.selected_group_resizing=!1,this.selected_group&&(a.ctrlKey&&
(this.dragging_rectangle=null),10>q([a.canvasX,a.canvasY],[this.selected_group.pos[0]+this.selected_group.size[0],this.selected_group.pos[1]+this.selected_group.size[1]])*this.scale?this.selected_group_resizing=!0:this.selected_group.recomputeInsideNodes()),e&&this.showSearchBox(a),l=!0;!b&&l&&this.allow_dragcanvas&&(this.dragging_canvas=!0)}else 2!=a.which&&3==a.which&&this.processContextMenu(g,a);this.last_mouse[0]=a.localX;this.last_mouse[1]=a.localY;this.last_mouseclick=k.getTime();this.graph.change();
(!c.document.activeElement||"input"!=c.document.activeElement.nodeName.toLowerCase()&&"textarea"!=c.document.activeElement.nodeName.toLowerCase())&&a.preventDefault();a.stopPropagation();if(this.onMouseDown)this.onMouseDown(a);return!1}};d.prototype.processMouseMove=function(a){this.autoresize&&this.resize();if(this.graph){d.active_canvas=this;this.adjustMouseEvent(a);var c=[a.localX,a.localY],g=[c[0]-this.last_mouse[0],c[1]-this.last_mouse[1]];this.last_mouse=c;this.canvas_mouse[0]=a.canvasX;this.canvas_mouse[1]=
a.canvasY;this.node_widget&&(this.processNodeWidgets(this.node_widget[0],this.canvas_mouse,a,this.node_widget[1]),this.dirty_canvas=!0);if(this.dragging_rectangle)this.dragging_rectangle[2]=a.canvasX-this.dragging_rectangle[0],this.dragging_rectangle[3]=a.canvasY-this.dragging_rectangle[1],this.dirty_canvas=!0;else if(this.selected_group)this.selected_group_resizing?this.selected_group.size=[a.canvasX-this.selected_group.pos[0],a.canvasY-this.selected_group.pos[1]]:(this.selected_group.move(g[0]/
this.scale,g[1]/this.scale,a.ctrlKey),this.selected_group._nodes.length&&(this.dirty_canvas=!0)),this.dirty_bgcanvas=!0;else if(this.dragging_canvas)this.offset[0]+=g[0]/this.scale,this.offset[1]+=g[1]/this.scale,this.dirty_bgcanvas=this.dirty_canvas=!0;else if(this.allow_interaction){this.connecting_node&&(this.dirty_canvas=!0);for(var b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes),c=0,e=this.graph._nodes.length;c<e;++c)if(this.graph._nodes[c].mouseOver&&b!=this.graph._nodes[c]){this.graph._nodes[c].mouseOver=
!1;if(this.node_over&&this.node_over.onMouseLeave)this.node_over.onMouseLeave(a);this.node_over=null;this.dirty_canvas=!0}if(b){if(!b.mouseOver&&(b.mouseOver=!0,this.node_over=b,this.dirty_canvas=!0,b.onMouseEnter))b.onMouseEnter(a);if(b.onMouseMove)b.onMouseMove(a,[a.canvasX-b.pos[0],a.canvasY-b.pos[1]],this);if(this.connecting_node&&(e=this._highlight_input||[0,0],!this.isOverNodeBox(b,a.canvasX,a.canvasY))){var l=this.isOverNodeInput(b,a.canvasX,a.canvasY,e);-1!=l&&b.inputs[l]?k.isValidConnection(this.connecting_output.type,
b.inputs[l].type)&&(this._highlight_input=e):this._highlight_input=null}this.canvas&&(s(a.canvasX,a.canvasY,b.pos[0]+b.size[0]-5,b.pos[1]+b.size[1]-5,5,5)?this.canvas.style.cursor="se-resize":this.canvas.style.cursor=null)}else this.canvas&&(this.canvas.style.cursor=null);if(this.node_capturing_input&&this.node_capturing_input!=b&&this.node_capturing_input.onMouseMove)this.node_capturing_input.onMouseMove(a);if(this.node_dragged&&!this.live_mode){for(c in this.selected_nodes)b=this.selected_nodes[c],
b.pos[0]+=g[0]/this.scale,b.pos[1]+=g[1]/this.scale;this.dirty_bgcanvas=this.dirty_canvas=!0}this.resizing_node&&!this.live_mode&&(this.resizing_node.size[0]=a.canvasX-this.resizing_node.pos[0],this.resizing_node.size[1]=a.canvasY-this.resizing_node.pos[1],g=Math.max(this.resizing_node.inputs?this.resizing_node.inputs.length:0,this.resizing_node.outputs?this.resizing_node.outputs.length:0)*k.NODE_SLOT_HEIGHT+(this.resizing_node.widgets?this.resizing_node.widgets.length:0)*(k.NODE_WIDGET_HEIGHT+4)+
4,this.resizing_node.size[1]<g&&(this.resizing_node.size[1]=g),this.resizing_node.size[0]<k.NODE_MIN_WIDTH&&(this.resizing_node.size[0]=k.NODE_MIN_WIDTH),this.canvas.style.cursor="se-resize",this.dirty_bgcanvas=this.dirty_canvas=!0)}a.preventDefault();return!1}};d.prototype.processMouseUp=function(a){if(this.graph){var c=this.getCanvasWindow().document;d.active_canvas=this;c.removeEventListener("mousemove",this._mousemove_callback,!0);this.canvas.addEventListener("mousemove",this._mousemove_callback,
!0);c.removeEventListener("mouseup",this._mouseup_callback,!0);this.adjustMouseEvent(a);c=k.getTime();a.click_time=c-this.last_mouseclick;if(1==a.which){this.node_widget=null;if(this.selected_group){var c=this.selected_group.pos[0]-Math.round(this.selected_group.pos[0]),g=this.selected_group.pos[1]-Math.round(this.selected_group.pos[1]);this.selected_group.move(c,g,a.ctrlKey);this.selected_group.pos[0]=Math.round(this.selected_group.pos[0]);this.selected_group.pos[1]=Math.round(this.selected_group.pos[1]);
this.selected_group._nodes.length&&(this.dirty_canvas=!0);this.selected_group=null}this.selected_group_resizing=!1;if(this.dragging_rectangle){if(this.graph){c=this.graph._nodes;g=new Float32Array(4);this.deselectAllNodes();var b=Math.abs(this.dragging_rectangle[2]),e=Math.abs(this.dragging_rectangle[3]),l=0>this.dragging_rectangle[3]?this.dragging_rectangle[1]-e:this.dragging_rectangle[1];this.dragging_rectangle[0]=0>this.dragging_rectangle[2]?this.dragging_rectangle[0]-b:this.dragging_rectangle[0];
this.dragging_rectangle[1]=l;this.dragging_rectangle[2]=b;this.dragging_rectangle[3]=e;e=[];for(l=0;l<c.length;++l)b=c[l],b.getBounding(g),v(this.dragging_rectangle,g)&&e.push(b);e.length&&this.selectNodes(e)}this.dragging_rectangle=null}else if(this.connecting_node){this.dirty_bgcanvas=this.dirty_canvas=!0;if(b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes))this.connecting_output.type==k.EVENT&&this.isOverNodeBox(b,a.canvasX,a.canvasY)?this.connecting_node.connect(this.connecting_slot,
b,k.EVENT):(c=this.isOverNodeInput(b,a.canvasX,a.canvasY),-1!=c?this.connecting_node.connect(this.connecting_slot,b,c):(c=b.getInputInfo(0),this.connecting_output.type==k.EVENT?this.connecting_node.connect(this.connecting_slot,b,k.EVENT):c&&!c.link&&k.isValidConnection(c.type&&this.connecting_output.type)&&this.connecting_node.connect(this.connecting_slot,b,0)));this.connecting_node=this.connecting_pos=this.connecting_output=null;this.connecting_slot=-1}else if(this.resizing_node)this.dirty_bgcanvas=
this.dirty_canvas=!0,this.resizing_node=null;else if(this.node_dragged)this.dirty_bgcanvas=this.dirty_canvas=!0,this.node_dragged.pos[0]=Math.round(this.node_dragged.pos[0]),this.node_dragged.pos[1]=Math.round(this.node_dragged.pos[1]),this.graph.config.align_to_grid&&this.node_dragged.alignToGrid(),this.node_dragged=null;else{b=this.graph.getNodeOnPos(a.canvasX,a.canvasY,this.visible_nodes);!b&&300>a.click_time&&this.deselectAllNodes();this.dirty_canvas=!0;this.dragging_canvas=!1;if(this.node_over&&
this.node_over.onMouseUp)this.node_over.onMouseUp(a,[a.canvasX-this.node_over.pos[0],a.canvasY-this.node_over.pos[1]],this);if(this.node_capturing_input&&this.node_capturing_input.onMouseUp)this.node_capturing_input.onMouseUp(a,[a.canvasX-this.node_capturing_input.pos[0],a.canvasY-this.node_capturing_input.pos[1]])}}else 2==a.which?(this.dirty_canvas=!0,this.dragging_canvas=!1):3==a.which&&(this.dirty_canvas=!0,this.dragging_canvas=!1);this.graph.change();a.stopPropagation();a.preventDefault();return!1}};
d.prototype.processMouseWheel=function(a){if(this.graph&&this.allow_dragcanvas){var c=null!=a.wheelDeltaY?a.wheelDeltaY:-60*a.detail;this.adjustMouseEvent(a);var g=this.scale;0<c?g*=1.1:0>c&&(g*=1/1.1);this.setZoom(g,[a.localX,a.localY]);this.graph.change();a.preventDefault();return!1}};d.prototype.isOverNodeBox=function(a,c,g){var b=k.NODE_TITLE_HEIGHT;return s(c,g,a.pos[0]+2,a.pos[1]+2-b,b-4,b-4)?!0:!1};d.prototype.isOverNodeInput=function(a,c,g,b){if(a.inputs)for(var e=0,l=a.inputs.length;e<l;++e){var d=
a.getConnectionPos(!0,e);if(s(c,g,d[0]-10,d[1]-5,20,10))return b&&(b[0]=d[0],b[1]=d[1]),e}return-1};d.prototype.processKey=function(a){if(this.graph){var c=!1;if("input"!=a.target.localName){if("keydown"==a.type){if(32==a.keyCode&&(c=this.dragging_canvas=!0),65==a.keyCode&&a.ctrlKey&&(this.selectNodes(),c=!0),"KeyC"==a.code&&(a.metaKey||a.ctrlKey)&&!a.shiftKey&&this.selected_nodes&&(this.copyToClipboard(),c=!0),"KeyV"!=a.code||!a.metaKey&&!a.ctrlKey||a.shiftKey||this.pasteFromClipboard(),46!=a.keyCode&&
8!=a.keyCode||"input"==a.target.localName||"textarea"==a.target.localName||(this.deleteSelectedNodes(),c=!0),this.selected_nodes)for(var g in this.selected_nodes)if(this.selected_nodes[g].onKeyDown)this.selected_nodes[g].onKeyDown(a)}else if("keyup"==a.type&&(32==a.keyCode&&(this.dragging_canvas=!1),this.selected_nodes))for(g in this.selected_nodes)if(this.selected_nodes[g].onKeyUp)this.selected_nodes[g].onKeyUp(a);this.graph.change();if(c)return a.preventDefault(),!1}}};d.prototype.copyToClipboard=
function(){var a={nodes:[],links:[]},c=0,g=[],b;for(b in this.selected_nodes){var e=this.selected_nodes[b];e._relative_id=c;g.push(e);c+=1}for(b=0;b<g.length;++b)if(e=g[b],a.nodes.push(e.clone().serialize()),e.inputs&&e.inputs.length)for(c=0;c<e.inputs.length;++c){var l=e.inputs[c];if(l&&null!=l.link&&(l=this.graph.links[l.link])){var d=this.graph.getNodeById(l.origin_id);d&&this.selected_nodes[d.id]&&a.links.push([d._relative_id,c,e._relative_id,l.target_slot])}}localStorage.setItem("litegrapheditor_clipboard",
JSON.stringify(a))};d.prototype.pasteFromClipboard=function(){var a=localStorage.getItem("litegrapheditor_clipboard");if(a){for(var a=JSON.parse(a),c=[],g=0;g<a.nodes.length;++g){var b=a.nodes[g],e=k.createNode(b.type);e&&(e.configure(b),e.pos[0]+=5,e.pos[1]+=5,this.graph.add(e),c.push(e))}for(g=0;g<a.links.length;++g)b=a.links[g],c[b[0]].connect(b[1],c[b[2]],b[3]);this.selectNodes(c)}};d.prototype.processDrop=function(a){a.preventDefault();this.adjustMouseEvent(a);var c=[a.canvasX,a.canvasY],g=this.graph.getNodeOnPos(c[0],
c[1]);if(g){if((g.onDropFile||g.onDropData)&&(c=a.dataTransfer.files)&&c.length)for(var b=0;b<c.length;b++){var e=a.dataTransfer.files[0],l=e.name;d.getFileExtension(l);if(g.onDropFile)g.onDropFile(e);if(g.onDropData){var k=new FileReader;k.onload=function(a){g.onDropData(a.target.result,l,e)};var m=e.type.split("/")[0];"text"==m||""==m?k.readAsText(e):"image"==m?k.readAsDataURL(e):k.readAsArrayBuffer(e)}}return g.onDropItem&&g.onDropItem(event)?!0:this.onDropItem?this.onDropItem(event):!1}c=null;
this.onDropItem&&(c=this.onDropItem(event));c||this.checkDropItem(a)};d.prototype.checkDropItem=function(a){if(a.dataTransfer.files.length){var c=a.dataTransfer.files[0],b=d.getFileExtension(c.name).toLowerCase();if(b=k.node_types_by_file_extension[b])if(b=k.createNode(b.type),b.pos=[a.canvasX,a.canvasY],this.graph.add(b),b.onDropFile)b.onDropFile(c)}};d.prototype.processNodeDblClicked=function(a){if(this.onShowNodePanel)this.onShowNodePanel(a);if(this.onNodeDblClicked)this.onNodeDblClicked(a);this.setDirty(!0)};
d.prototype.processNodeSelected=function(a,c){this.selectNode(a,c&&c.shiftKey);if(this.onNodeSelected)this.onNodeSelected(a)};d.prototype.processNodeDeselected=function(a){this.deselectNode(a);if(this.onNodeDeselected)this.onNodeDeselected(a)};d.prototype.selectNode=function(a,c){null==a?this.deselectAllNodes():this.selectNodes([a],c)};d.prototype.selectNodes=function(a,c){c||this.deselectAllNodes();a=a||this.graph._nodes;for(var b=0;b<a.length;++b){var d=a[b];if(!d.selected){if(!d.selected&&d.onSelected)d.onSelected();
d.selected=!0;this.selected_nodes[d.id]=d;if(d.inputs)for(var e=0;e<d.inputs.length;++e)this.highlighted_links[d.inputs[e].link]=!0;if(d.outputs)for(e=0;e<d.outputs.length;++e){var l=d.outputs[e];if(l.links)for(var k=0;k<l.links.length;++k)this.highlighted_links[l.links[k]]=!0}}}this.setDirty(!0)};d.prototype.deselectNode=function(a){if(a.selected){if(a.onDeselected)a.onDeselected();a.selected=!1;if(a.inputs)for(var c=0;c<a.inputs.length;++c)delete this.highlighted_links[a.inputs[c].link];if(a.outputs)for(c=
0;c<a.outputs.length;++c){var b=a.outputs[c];if(b.links)for(var d=0;d<b.links.length;++d)delete this.highlighted_links[b.links[d]]}}};d.prototype.deselectAllNodes=function(){if(this.graph){for(var a=this.graph._nodes,c=0,b=a.length;c<b;++c){var d=a[c];if(d.selected){if(d.onDeselected)d.onDeselected();d.selected=!1}}this.selected_nodes={};this.highlighted_links={};this.setDirty(!0)}};d.prototype.deleteSelectedNodes=function(){for(var a in this.selected_nodes)this.graph.remove(this.selected_nodes[a]);
this.selected_nodes={};this.highlighted_links={};this.setDirty(!0)};d.prototype.centerOnNode=function(a){this.offset[0]=-a.pos[0]-0.5*a.size[0]+0.5*this.canvas.width/this.scale;this.offset[1]=-a.pos[1]-0.5*a.size[1]+0.5*this.canvas.height/this.scale;this.setDirty(!0,!0)};d.prototype.adjustMouseEvent=function(a){if(this.canvas){var c=this.canvas.getBoundingClientRect();a.localX=a.pageX-c.left;a.localY=a.pageY-c.top}else a.localX=a.pageX,a.localY=a.pageY;a.deltaX=a.localX-this.last_mouse_position[0];
a.deltaY=a.localY-this.last_mouse_position[1];this.last_mouse_position[0]=a.localX;this.last_mouse_position[1]=a.localY;a.canvasX=a.localX/this.scale-this.offset[0];a.canvasY=a.localY/this.scale-this.offset[1]};d.prototype.setZoom=function(a,c){!c&&this.canvas&&(c=[0.5*this.canvas.width,0.5*this.canvas.height]);var b=this.convertOffsetToCanvas(c);this.scale=a;this.scale>this.max_zoom?this.scale=this.max_zoom:this.scale<this.min_zoom&&(this.scale=this.min_zoom);var d=this.convertOffsetToCanvas(c),
b=[d[0]-b[0],d[1]-b[1]];this.offset[0]+=b[0];this.offset[1]+=b[1];this.dirty_bgcanvas=this.dirty_canvas=!0};d.prototype.convertOffsetToCanvas=function(a,c){c=c||[];c[0]=a[0]/this.scale-this.offset[0];c[1]=a[1]/this.scale-this.offset[1];return c};d.prototype.convertCanvasToOffset=function(a,c){c=c||[];c[0]=(a[0]+this.offset[0])*this.scale;c[1]=(a[1]+this.offset[1])*this.scale;return c};d.prototype.convertEventToCanvas=function(a){var c=this.canvas.getBoundingClientRect();return this.convertOffsetToCanvas([a.pageX-
c.left,a.pageY-c.top])};d.prototype.bringToFront=function(a){var c=this.graph._nodes.indexOf(a);-1!=c&&(this.graph._nodes.splice(c,1),this.graph._nodes.push(a))};d.prototype.sendToBack=function(a){var c=this.graph._nodes.indexOf(a);-1!=c&&(this.graph._nodes.splice(c,1),this.graph._nodes.unshift(a))};var m=new Float32Array(4);d.prototype.computeVisibleNodes=function(a,c){var b=c||[];b.length=0;a=a||this.graph._nodes;for(var d=0,e=a.length;d<e;++d){var l=a[d];(!this.live_mode||l.onDrawBackground||l.onDrawForeground)&&
v(this.visible_area,l.getBounding(m))&&b.push(l)}return b};d.prototype.draw=function(a,c){if(this.canvas){var b=k.getTime();this.render_time=0.001*(b-this.last_draw_time);this.last_draw_time=b;if(this.graph){var d=-this.offset[0],e=-this.offset[1],l=d+this.canvas.width/this.scale,r=e+this.canvas.height/this.scale;this.visible_area[0]=d;this.visible_area[1]=e;this.visible_area[2]=l-d;this.visible_area[3]=r-e}(this.dirty_bgcanvas||c||this.always_render_background||this.graph&&this.graph._last_trigger_time&&
1E3>b-this.graph._last_trigger_time)&&this.drawBackCanvas();(this.dirty_canvas||a)&&this.drawFrontCanvas();this.fps=this.render_time?1/this.render_time:0;this.frame+=1}};d.prototype.drawFrontCanvas=function(){this.dirty_canvas=!1;this.ctx||(this.ctx=this.bgcanvas.getContext("2d"));var a=this.ctx;if(a){a.start2D&&a.start2D();var c=this.canvas;a.restore();a.setTransform(1,0,0,1,0,0);this.dirty_area&&(a.save(),a.beginPath(),a.rect(this.dirty_area[0],this.dirty_area[1],this.dirty_area[2],this.dirty_area[3]),
a.clip());this.clear_background&&a.clearRect(0,0,c.width,c.height);this.bgcanvas==this.canvas?this.drawBackCanvas():a.drawImage(this.bgcanvas,0,0);if(this.onRender)this.onRender(c,a);this.show_info&&this.renderInfo(a);if(this.graph){a.save();a.scale(this.scale,this.scale);a.translate(this.offset[0],this.offset[1]);for(var c=this.computeVisibleNodes(null,this.visible_nodes),b=0;b<c.length;++b){var d=c[b];a.save();a.translate(d.pos[0],d.pos[1]);this.drawNode(d,a);a.restore()}this.render_execution_order&&
this.drawExecutionOrder(a);this.graph.config.links_ontop&&(this.live_mode||this.drawConnections(a));if(null!=this.connecting_pos){a.lineWidth=this.connections_width;c=null;switch(this.connecting_output.type){case k.EVENT:c=k.EVENT_LINK_COLOR;break;default:c=k.CONNECTING_LINK_COLOR}this.renderLink(a,this.connecting_pos,[this.canvas_mouse[0],this.canvas_mouse[1]],null,!1,null,c,this.connecting_output.dir||(this.connecting_node.flags.horizontal?k.DOWN:k.RIGHT),k.CENTER);a.beginPath();this.connecting_output.type===
k.EVENT||this.connecting_output.shape===k.BOX_SHAPE?a.rect(this.connecting_pos[0]-6+0.5,this.connecting_pos[1]-5+0.5,14,10):a.arc(this.connecting_pos[0],this.connecting_pos[1],4,0,2*Math.PI);a.fill();a.fillStyle="#ffcc00";this._highlight_input&&(a.beginPath(),a.arc(this._highlight_input[0],this._highlight_input[1],6,0,2*Math.PI),a.fill())}this.dragging_rectangle&&(a.strokeStyle="#FFF",a.strokeRect(this.dragging_rectangle[0],this.dragging_rectangle[1],this.dragging_rectangle[2],this.dragging_rectangle[3]));
a.restore()}this.dirty_area&&a.restore();a.finish2D&&a.finish2D()}};d.prototype.renderInfo=function(a,c,b){c=c||0;b=b||0;a.save();a.translate(c,b);a.font="10px Arial";a.fillStyle="#888";this.graph?(a.fillText("T: "+this.graph.globaltime.toFixed(2)+"s",5,13),a.fillText("I: "+this.graph.iteration,5,26),a.fillText("N: "+this.graph._nodes.length+" ["+this.visible_nodes.length+"]",5,39),a.fillText("V: "+this.graph._version,5,52),a.fillText("FPS:"+this.fps.toFixed(2),5,65)):a.fillText("No graph selected",
5,13);a.restore()};d.prototype.drawBackCanvas=function(){var a=this.bgcanvas;if(a.width!=this.canvas.width||a.height!=this.canvas.height)a.width=this.canvas.width,a.height=this.canvas.height;this.bgctx||(this.bgctx=this.bgcanvas.getContext("2d"));var c=this.bgctx;c.start&&c.start();this.clear_background&&c.clearRect(0,0,a.width,a.height);if(this._graph_stack&&this._graph_stack.length){c.save();var b=this.graph._subgraph_node;c.strokeStyle=b.bgcolor;c.lineWidth=10;c.strokeRect(1,1,a.width-2,a.height-
2);c.lineWidth=1;c.font="40px Arial";c.textAlign="center";c.fillStyle=b.bgcolor;c.fillText(b.getTitle(),0.5*a.width,40);c.restore()}b=!1;this.onRenderBackground&&(b=this.onRenderBackground(a,c));c.restore();c.setTransform(1,0,0,1,0,0);if(this.graph){c.save();c.scale(this.scale,this.scale);c.translate(this.offset[0],this.offset[1]);if(this.background_image&&0.5<this.scale&&!b){c.globalAlpha=this.zoom_modify_alpha?(1-0.5/this.scale)*this.editor_alpha:this.editor_alpha;c.imageSmoothingEnabled=c.mozImageSmoothingEnabled=
c.imageSmoothingEnabled=!1;if(!this._bg_img||this._bg_img.name!=this.background_image){this._bg_img=new Image;this._bg_img.name=this.background_image;this._bg_img.src=this.background_image;var d=this;this._bg_img.onload=function(){d.draw(!0,!0)}}b=null;null==this._pattern&&0<this._bg_img.width?(b=c.createPattern(this._bg_img,"repeat"),this._pattern_img=this._bg_img,this._pattern=b):b=this._pattern;b&&(c.fillStyle=b,c.fillRect(this.visible_area[0],this.visible_area[1],this.visible_area[2],this.visible_area[3]),
c.fillStyle="transparent");c.globalAlpha=1;c.imageSmoothingEnabled=c.mozImageSmoothingEnabled=c.imageSmoothingEnabled=!0}this.graph._groups.length&&!this.live_mode&&this.drawGroups(a,c);if(this.onBackgroundRender)this.onBackgroundRender(a,c);this.render_canvas_border&&(c.strokeStyle="#235",c.strokeRect(0,0,a.width,a.height));this.render_connections_shadows?(c.shadowColor="#000",c.shadowOffsetX=0,c.shadowOffsetY=0,c.shadowBlur=6):c.shadowColor="rgba(0,0,0,0)";this.live_mode||this.drawConnections(c);
c.shadowColor="rgba(0,0,0,0)";c.restore()}c.finish&&c.finish();this.dirty_bgcanvas=!1;this.dirty_canvas=!0};var b=new Float32Array(2);d.prototype.drawNode=function(a,c){this.current_node=a;var g=a.color||a.constructor.color||k.NODE_DEFAULT_COLOR,d=a.bgcolor||a.constructor.bgcolor||k.NODE_DEFAULT_BGCOLOR;if(this.live_mode){if(!a.flags.collapsed&&(c.shadowColor="transparent",a.onDrawForeground))a.onDrawForeground(c,this,this.canvas)}else{var e=this.editor_alpha;c.globalAlpha=e;this.render_shadows?(c.shadowColor=
k.DEFAULT_SHADOW_COLOR,c.shadowOffsetX=2*this.scale,c.shadowOffsetY=2*this.scale,c.shadowBlur=3*this.scale):c.shadowColor="transparent";if(!a.flags.collapsed||!a.onDrawCollaped||!0!=a.onDrawCollapsed(c,this)){var l=a._shape||k.BOX_SHAPE;b.set(a.size);if(a.flags.collapsed){c.font=this.inner_text_font;var r=a.getTitle?a.getTitle():a.title;a._collapsed_width=Math.min(a.size[0],c.measureText(r).width+40);b[0]=a._collapsed_width;b[1]=0}a.flags.clip_area&&(c.save(),c.beginPath(),l==k.BOX_SHAPE?c.rect(0,
0,b[0],b[1]):l==k.ROUND_SHAPE?c.roundRect(0,0,b[0],b[1],10):l==k.CIRCLE_SHAPE&&c.arc(0.5*b[0],0.5*b[1],0.5*b[0],0,2*Math.PI),c.clip());this.drawNodeShape(a,c,b,g,d,a.selected,a.mouseOver);c.shadowColor="transparent";c.textAlign=a.flags.horizontal?"center":"left";c.font=this.inner_text_font;g=0.6<this.scale;d=this.connecting_output;c.lineWidth=1;l=0;if(a.flags.collapsed){if(a.inputs)for(r=0;r<a.inputs.length;r++)if(m=a.inputs[r],null!=m.link){c.fillStyle=m.color_on||this.default_connection_color.input_on;
c.beginPath();m.type===k.EVENT||m.shape===k.BOX_SHAPE?c.rect(0.5,4-k.NODE_TITLE_HEIGHT+0.5,14,k.NODE_TITLE_HEIGHT-8):m.shape===k.ARROW_SHAPE?(c.moveTo(8,-0.5*k.NODE_TITLE_HEIGHT),c.lineTo(-4,-0.8*k.NODE_TITLE_HEIGHT),c.lineTo(-4,-0.2*k.NODE_TITLE_HEIGHT),c.closePath()):c.arc(0,-0.5*k.NODE_TITLE_HEIGHT,4,0,2*Math.PI);c.fill();break}if(a.outputs)for(r=0;r<a.outputs.length;r++)m=a.outputs[r],m.links&&m.links.length&&(c.fillStyle=m.color_on||this.default_connection_color.output_on,c.strokeStyle="black",
c.beginPath(),m.type===k.EVENT||m.shape===k.BOX_SHAPE?c.rect(a._collapsed_width-4+0.5,4-k.NODE_TITLE_HEIGHT+0.5,14,k.NODE_TITLE_HEIGHT-8):m.shape===k.ARROW_SHAPE?(c.moveTo(a._collapsed_width+6,-0.5*k.NODE_TITLE_HEIGHT),c.lineTo(a._collapsed_width-6,-0.8*k.NODE_TITLE_HEIGHT),c.lineTo(a._collapsed_width-6,-0.2*k.NODE_TITLE_HEIGHT),c.closePath()):c.arc(a._collapsed_width,-0.5*k.NODE_TITLE_HEIGHT,4,0,2*Math.PI),c.fill(),c.stroke())}else{if(a.inputs)for(r=0;r<a.inputs.length;r++){var m=a.inputs[r];c.globalAlpha=
e;this.connecting_node&&k.isValidConnection(m.type&&d.type)&&(c.globalAlpha=0.4*e);c.fillStyle=null!=m.link?m.color_on||this.default_connection_color.input_on:m.color_off||this.default_connection_color.input_off;var f=a.getConnectionPos(!0,r);f[0]-=a.pos[0];f[1]-=a.pos[1];l<f[1]+0.5*k.NODE_SLOT_HEIGHT&&(l=f[1]+0.5*k.NODE_SLOT_HEIGHT);c.beginPath();m.type===k.EVENT||m.shape===k.BOX_SHAPE?c.rect(f[0]-6+0.5,f[1]-5+0.5,14,10):m.shape===k.ARROW_SHAPE?(c.moveTo(f[0]+8,f[1]+0.5),c.lineTo(f[0]-4,f[1]+6+0.5),
c.lineTo(f[0]-4,f[1]-6+0.5),c.closePath()):c.arc(f[0],f[1],4,0,2*Math.PI);c.fill();if(g){var h=null!=m.label?m.label:m.name;h&&(c.fillStyle=k.NODE_TEXT_COLOR,a.flags.horizontal||m.dir==k.UP?c.fillText(h,f[0],f[1]-10):c.fillText(h,f[0]+10,f[1]+5))}}this.connecting_node&&(c.globalAlpha=0.4*e);c.textAlign=a.flags.horizontal?"center":"right";c.strokeStyle="black";if(a.outputs)for(r=0;r<a.outputs.length;r++)if(m=a.outputs[r],f=a.getConnectionPos(!1,r),f[0]-=a.pos[0],f[1]-=a.pos[1],l<f[1]+0.5*k.NODE_SLOT_HEIGHT&&
(l=f[1]+0.5*k.NODE_SLOT_HEIGHT),c.fillStyle=m.links&&m.links.length?m.color_on||this.default_connection_color.output_on:m.color_off||this.default_connection_color.output_off,c.beginPath(),m.type===k.EVENT||m.shape===k.BOX_SHAPE?c.rect(f[0]-6+0.5,f[1]-5+0.5,14,10):m.shape===k.ARROW_SHAPE?(c.moveTo(f[0]+8,f[1]+0.5),c.lineTo(f[0]-4,f[1]+6+0.5),c.lineTo(f[0]-4,f[1]-6+0.5),c.closePath()):c.arc(f[0],f[1],4,0,2*Math.PI),c.fill(),c.stroke(),g&&(h=null!=m.label?m.label:m.name))c.fillStyle=k.NODE_TEXT_COLOR,
a.flags.horizontal||m.dir==k.DOWN?c.fillText(h,f[0],f[1]-8):c.fillText(h,f[0]-10,f[1]+5);c.textAlign="left";c.globalAlpha=1;if(a.widgets){if(a.flags.horizontal||a.flags.widgets_up)l=2;this.drawNodeWidgets(a,l,c,this.node_widget&&this.node_widget[0]==a?this.node_widget[1]:null)}if(a.onDrawForeground)a.onDrawForeground(c,this,this.canvas)}a.flags.clip_area&&c.restore();c.globalAlpha=1}}};d.prototype.drawNodeShape=function(a,c,b,m,e,l,r){c.strokeStyle=m;c.fillStyle=e;e=k.NODE_TITLE_HEIGHT;var f=a._shape||
a.constructor.shape||k.BOX_SHAPE,h=a.constructor.title_mode,n=!0;h==k.TRANSPARENT_TITLE?n=!1:h==k.AUTOHIDE_TITLE&&r&&(n=!0);r=n?-e:0;var p=b[0]+1,q=n?b[1]+e:b[1];a.flags.collapsed||(c.beginPath(),f==k.BOX_SHAPE||0.5>this.scale?c.fillRect(0,r,p,q):f==k.ROUND_SHAPE||f==k.CARD_SHAPE?c.roundRect(0,r,p,q,this.round_radius,f==k.CARD_SHAPE?0:this.round_radius):f==k.CIRCLE_SHAPE&&c.arc(0.5*b[0],0.5*b[1],0.5*b[0],0,2*Math.PI),c.fill());c.shadowColor="transparent";a.bgImage&&a.bgImage.width&&c.drawImage(a.bgImage,
0.5*(b[0]-a.bgImage.width),0.5*(b[1]-a.bgImage.height));a.bgImageUrl&&!a.bgImage&&(a.bgImage=a.loadImage(a.bgImageUrl));if(a.onDrawBackground)a.onDrawBackground(c,this,this.canvas);if(n||h==k.TRANSPARENT_TITLE){if(h!=k.TRANSPARENT_TITLE){a.flags.collapsed&&(c.shadowColor=k.DEFAULT_SHADOW_COLOR);if(this.use_gradients){var s=d.gradients[m];s||(s=d.gradients[m]=c.createLinearGradient(0,0,400,0),s.addColorStop(0,m),s.addColorStop(1,"#000"));c.fillStyle=s}else c.fillStyle=m;s=c.globalAlpha;c.beginPath();
f==k.BOX_SHAPE||0.5>this.scale?c.rect(0,-e,b[0]+1,e):f!=k.ROUND_SHAPE&&f!=k.CARD_SHAPE||c.roundRect(0,-e,b[0]+1,e,this.round_radius,a.flags.collapsed?this.round_radius:0);c.fill();c.shadowColor="transparent"}f==k.ROUND_SHAPE||f==k.CIRCLE_SHAPE||f==k.CARD_SHAPE?(0.5<this.scale&&(c.fillStyle="black",c.beginPath(),c.arc(0.5*e,-0.5*e,0.5*(e-8),0,2*Math.PI),c.fill()),c.fillStyle=a.boxcolor||k.NODE_DEFAULT_BOXCOLOR,c.beginPath(),c.arc(0.5*e,-0.5*e,0.4*(e-8),0,2*Math.PI),c.fill()):(0.5<this.scale&&(c.fillStyle=
"black",c.fillRect(4,-e+4,e-8,e-8)),c.fillStyle=a.boxcolor||k.NODE_DEFAULT_BOXCOLOR,c.fillRect(5,-e+5,e-10,e-10));c.globalAlpha=s;0.5<this.scale&&(c.font=this.title_text_font,s=a.getTitle())&&(c.fillStyle=l?"white":a.constructor.title_text_color||this.node_title_color,a.flags.collapsed?(c.textAlign="center",n=c.measureText(s),c.fillText(s,e+0.5*n.width,0.2*-e),c.textAlign="left"):(c.textAlign="left",c.fillText(s,e,0.2*-e)));if(a.onDrawTitle)a.onDrawTitle(c)}l&&(h==k.TRANSPARENT_TITLE&&(r-=e,q+=e),
c.lineWidth=1,c.globalAlpha=0.8,c.beginPath(),f==k.BOX_SHAPE?c.rect(-6,-6+r,12+p,12+q):f==k.ROUND_SHAPE||f==k.CARD_SHAPE&&a.flags.collapsed?c.roundRect(-6,-6+r,12+p,12+q,2*this.round_radius):f==k.CARD_SHAPE?c.roundRect(-6,-6+r,12+p,12+q,2*this.round_radius,2):f==k.CIRCLE_SHAPE&&c.arc(0.5*b[0],0.5*b[1],0.5*b[0]+6,0,2*Math.PI),c.strokeStyle="#FFF",c.stroke(),c.strokeStyle=m,c.globalAlpha=1)};d.prototype.drawConnections=function(a){var c=k.getTime(),b=this.visible_area,b=new Float32Array([b[0]-20,b[1]-
20,b[2]+40,b[3]+40]),d=new Float32Array(4);a.lineWidth=this.connections_width;a.fillStyle="#AAA";a.strokeStyle="#AAA";a.globalAlpha=this.editor_alpha;for(var e=this.graph._nodes,l=0,m=e.length;l<m;++l){var f=e[l];if(f.inputs&&f.inputs.length)for(var h=0;h<f.inputs.length;++h){var n=f.inputs[h];if(n&&null!=n.link&&(n=this.graph.links[n.link])){var p=this.graph.getNodeById(n.origin_id);if(null!=p){var q=n.origin_slot,s=null,s=-1==q?[p.pos[0]+10,p.pos[1]+10]:p.getConnectionPos(!1,q),t=f.getConnectionPos(!0,
h);d[0]=s[0];d[1]=s[1];d[2]=t[0]-s[0];d[3]=t[1]-s[1];0>d[2]&&(d[0]+=d[2],d[2]=Math.abs(d[2]));0>d[3]&&(d[1]+=d[3],d[3]=Math.abs(d[3]));if(v(d,b)&&(p=p.outputs[q].dir||(p.flags.horizontal?k.DOWN:k.RIGHT),q=f.inputs[h].dir||(f.flags.horizontal?k.UP:k.LEFT),this.renderLink(a,s,t,n,!1,0,null,p,q),n&&n._last_time&&1E3>c-n._last_time)){var u=2-0.002*(c-n._last_time),E="rgba(255,255,255, "+u.toFixed(2)+")";this.renderLink(a,s,t,n,!0,u,E,p,q)}}}}}a.globalAlpha=1};d.prototype.renderLink=function(a,c,b,f,e,
l,m,h,p){if(this.highquality_render){h=h||k.RIGHT;p=p||k.LEFT;var n=q(c,b);this.render_connections_border&&0.6<this.scale&&(a.lineWidth=this.connections_width+4);!m&&f&&(m=d.link_type_colors[f.type]);m||(m=this.default_link_color);null!=f&&this.highlighted_links[f.id]&&(m="#FFF");a.beginPath();if(this.render_curved_connections){a.moveTo(c[0],c[1]);var s=f=0,v=0,t=0;switch(h){case k.LEFT:f=-0.25*n;break;case k.RIGHT:f=0.25*n;break;case k.UP:s=-0.25*n;break;case k.DOWN:s=0.25*n}switch(p){case k.LEFT:v=
-0.25*n;break;case k.RIGHT:v=0.25*n;break;case k.UP:t=-0.25*n;break;case k.DOWN:t=0.25*n}a.bezierCurveTo(c[0]+f,c[1]+s,b[0]+v,b[1]+t,b[0],b[1])}else a.moveTo(c[0]+10,c[1]),a.lineTo(0.5*(c[0]+10+(b[0]-10)),c[1]),a.lineTo(0.5*(c[0]+10+(b[0]-10)),b[1]),a.lineTo(b[0]-10,b[1]);this.render_connections_border&&0.6<this.scale&&!e&&(a.strokeStyle="rgba(0,0,0,0.5)",a.stroke());a.lineWidth=this.connections_width;a.fillStyle=a.strokeStyle=m;a.stroke();this.render_connection_arrows&&0.6<=this.scale&&this.render_connection_arrows&&
0.6<this.scale&&(e=this.computeConnectionPoint(c,b,0.5,h,p),m=this.computeConnectionPoint(c,b,0.51,h,p),n=0,n=this.render_curved_connections?-Math.atan2(m[0]-e[0],m[1]-e[1]):b[1]>c[1]?0:Math.PI,a.save(),a.translate(e[0],e[1]),a.rotate(n),a.beginPath(),a.moveTo(-5,-5),a.lineTo(0,5),a.lineTo(5,-5),a.fill(),a.restore());if(l)for(l=0;5>l;++l)e=(0.001*k.getTime()+0.2*l)%1,e=this.computeConnectionPoint(c,b,e,h,p),a.beginPath(),a.arc(e[0],e[1],5,0,2*Math.PI),a.fill()}else a.beginPath(),a.moveTo(c[0],c[1]),
a.lineTo(b[0],b[1]),a.stroke()};d.prototype.computeConnectionPoint=function(a,c,b,d,e){d=d||k.RIGHT;e=e||k.LEFT;var l=q(a,c),f=[a[0],a[1]],m=[c[0],c[1]];switch(d){case k.LEFT:f[0]+=-0.25*l;break;case k.RIGHT:f[0]+=0.25*l;break;case k.UP:f[1]+=-0.25*l;break;case k.DOWN:f[1]+=0.25*l}switch(e){case k.LEFT:m[0]+=-0.25*l;break;case k.RIGHT:m[0]+=0.25*l;break;case k.UP:m[1]+=-0.25*l;break;case k.DOWN:m[1]+=0.25*l}d=(1-b)*(1-b)*(1-b);e=3*(1-b)*(1-b)*b;l=3*(1-b)*b*b;b*=b*b;return[d*a[0]+e*f[0]+l*m[0]+b*c[0],
d*a[1]+e*f[1]+l*m[1]+b*c[1]]};d.prototype.drawExecutionOrder=function(a){a.shadowColor="transparent";a.globalAlpha=0.25;a.textAlign="center";a.strokeStyle="white";a.globalAlpha=0.75;for(var c=this.visible_nodes,b=0;b<c.length;++b){var d=c[b];a.fillStyle="black";a.fillRect(d.pos[0]-k.NODE_TITLE_HEIGHT,d.pos[1]-k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT);0==d.order&&a.strokeRect(d.pos[0]-k.NODE_TITLE_HEIGHT+0.5,d.pos[1]-k.NODE_TITLE_HEIGHT+0.5,k.NODE_TITLE_HEIGHT,k.NODE_TITLE_HEIGHT);
a.fillStyle="#FFF";a.fillText(d.order,d.pos[0]+-0.5*k.NODE_TITLE_HEIGHT,d.pos[1]-6)}a.globalAlpha=1};d.prototype.drawNodeWidgets=function(a,c,b,d){if(!a.widgets||!a.widgets.length)return 0;var e=a.size[0];a=a.widgets;c+=2;var l=k.NODE_WIDGET_HEIGHT,f=0.5<this.scale;b.save();b.globalAlpha=this.editor_alpha;for(var m=0;m<a.length;++m){var h=a[m],n=c;h.y&&(n=h.y);h.last_y=n;b.strokeStyle="#AAA";b.fillStyle="#222";b.textAlign="left";switch(h.type){case "button":h.clicked&&(b.fillStyle="#AAA",h.clicked=
!1,this.dirty_canvas=!0);b.fillRect(10,n,e-20,l);b.strokeRect(10,n,e-20,l);f&&(b.textAlign="center",b.fillStyle="#AAA",b.fillText(h.name,0.5*e,n+0.7*l));break;case "toggle":b.textAlign="left";b.strokeStyle="#AAA";b.fillStyle="#111";b.beginPath();b.roundRect(10,c,e-20,l,0.5*l);b.fill();b.stroke();b.fillStyle=h.value?"#89A":"#333";b.beginPath();b.arc(e-20,n+0.5*l,0.36*l,0,2*Math.PI);b.fill();f&&(b.fillStyle="#999",null!=h.name&&b.fillText(h.name,20,n+0.7*l),b.fillStyle=h.value?"#DDD":"#888",b.textAlign=
"right",b.fillText(h.value?h.options.on||"true":h.options.off||"false",e-30,n+0.7*l));break;case "slider":b.fillStyle="#111";b.fillRect(10,n,e-20,l);var p=(h.value-h.options.min)/(h.options.max-h.options.min);b.fillStyle=d==h?"#89A":"#678";b.fillRect(10,n,p*(e-20),l);b.strokeRect(10,n,e-20,l);f&&(b.textAlign="center",b.fillStyle="#DDD",b.fillText(h.name+"  "+Number(h.value).toFixed(3),0.5*e,n+0.7*l));break;case "number":case "combo":b.textAlign="left";b.strokeStyle="#AAA";b.fillStyle="#111";b.beginPath();
b.roundRect(10,c,e-20,l,0.5*l);b.fill();b.stroke();f&&(b.fillStyle="#AAA",b.beginPath(),b.moveTo(26,c+5),b.lineTo(16,c+0.5*l),b.lineTo(26,c+l-5),b.moveTo(e-26,c+5),b.lineTo(e-16,c+0.5*l),b.lineTo(e-26,c+l-5),b.fill(),b.fillStyle="#999",b.fillText(h.name,30,n+0.7*l),b.fillStyle="#DDD",b.textAlign="right","number"==h.type?b.fillText(Number(h.value).toFixed(void 0!==h.options.precision?h.options.precision:3),e-40,n+0.7*l):b.fillText(h.value,e-40,n+0.7*l));break;case "text":b.textAlign="left",b.strokeStyle=
"#AAA",b.fillStyle="#111",b.beginPath(),b.roundRect(10,c,e-20,l,0.5*l),b.fill(),b.stroke(),f&&(b.fillStyle="#999",null!=h.name&&b.fillText(h.name,20,n+0.7*l),b.fillStyle="#DDD",b.textAlign="right",b.fillText(h.value,e-20,n+0.7*l))}c+=l+4}b.restore()};d.prototype.processNodeWidgets=function(a,c,b,d){if(!a.widgets||!a.widgets.length)return null;for(var e=c[0]-a.pos[0],l=c[1]-a.pos[1],f=a.size[0],m=this,h=0;h<a.widgets.length;++h){var n=a.widgets[h];if(n==d||6<e&&e<f-12&&l>n.last_y&&l<n.last_y+k.NODE_WIDGET_HEIGHT){switch(n.type){case "button":n.callback&&
setTimeout(function(){n.callback(n,m,a,c)},20);this.dirty_canvas=n.clicked=!0;break;case "slider":b=Math.clamp((e-10)/(f-20),0,1);n.value=n.options.min+(n.options.max-n.options.min)*b;n.callback&&setTimeout(function(){n.callback(n.value,m,a,c)},20);this.dirty_canvas=!0;break;case "number":case "combo":"mousemove"==b.type&&"number"==n.type?(n.value+=0.1*b.deltaX*(n.options.step||1),null!=n.options.min&&n.value<n.options.min&&(n.value=n.options.min),null!=n.options.max&&n.value>n.options.max&&(n.value=
n.options.max)):"mousedown"==b.type&&(b=40>e?-1:e>f-40?1:0,"number"==n.type?(n.value+=0.1*b*(n.options.step||1),null!=n.options.min&&n.value<n.options.min&&(n.value=n.options.min),null!=n.options.max&&n.value>n.options.max&&(n.value=n.options.max)):b&&(b=n.options.values.indexOf(n.value)+b,b>=n.options.values.length&&(b=0),0>b&&(b=n.options.values.length-1),n.value=n.options.values[b]));n.callback&&setTimeout(function(){this.callback(this.value,m,a,c)}.bind(n),20);this.dirty_canvas=!0;break;case "toggle":"mousedown"==
b.type&&(n.value=!n.value);break;case "text":"mousedown"==b.type&&this.prompt("Value",n.value,function(a){this.value=a}.bind(n),b)}return n}}return null};d.prototype.drawGroups=function(a,c){if(this.graph){var b=this.graph._groups;c.save();c.globalAlpha=0.5*this.editor_alpha;c.font="24px Arial";for(var d=0;d<b.length;++d){var e=b[d];if(v(this.visible_area,e._bounding)){c.fillStyle=e.color||"#335";c.strokeStyle=e.color||"#335";var l=e._pos,f=e._size;c.globalAlpha=0.25*this.editor_alpha;c.beginPath();
c.rect(l[0]+0.5,l[1]+0.5,f[0],f[1]);c.fill();c.globalAlpha=this.editor_alpha;c.stroke();c.beginPath();c.moveTo(l[0]+f[0],l[1]+f[1]);c.lineTo(l[0]+f[0]-10,l[1]+f[1]);c.lineTo(l[0]+f[0],l[1]+f[1]-10);c.fill();c.fillText(e.title,l[0]+4,l[1]+24)}}c.restore()}};d.prototype.resize=function(a,c){if(!a&&!c){var b=this.canvas.parentNode;a=b.offsetWidth;c=b.offsetHeight}if(this.canvas.width!=a||this.canvas.height!=c)this.canvas.width=a,this.canvas.height=c,this.bgcanvas.width=this.canvas.width,this.bgcanvas.height=
this.canvas.height,this.setDirty(!0,!0)};d.prototype.switchLiveMode=function(a){if(a){var c=this,b=this.live_mode?1.1:0.9;this.live_mode&&(this.live_mode=!1,this.editor_alpha=0.1);var d=setInterval(function(){c.editor_alpha*=b;c.dirty_canvas=!0;c.dirty_bgcanvas=!0;1>b&&0.01>c.editor_alpha&&(clearInterval(d),1>b&&(c.live_mode=!0));1<b&&0.99<c.editor_alpha&&(clearInterval(d),c.editor_alpha=1)},1)}else this.live_mode=!this.live_mode,this.dirty_bgcanvas=this.dirty_canvas=!0};d.prototype.onNodeSelectionChange=
function(a){};d.prototype.touchHandler=function(a){var c=a.changedTouches[0],b="";switch(a.type){case "touchstart":b="mousedown";break;case "touchmove":b="mousemove";break;case "touchend":b="mouseup";break;default:return}var d=this.getCanvasWindow(),e=d.document.createEvent("MouseEvent");e.initMouseEvent(b,!0,!0,d,1,c.screenX,c.screenY,c.clientX,c.clientY,!1,!1,!1,!1,0,null);c.target.dispatchEvent(e);a.preventDefault()};d.onGroupAdd=function(a,c,b){a=d.active_canvas;a.getCanvasWindow();c=new k.LGraphGroup;
c.pos=a.convertEventToCanvas(b);a.graph.add(c)};d.onMenuAdd=function(a,c,b,f){function e(a,c){var b=f.getFirstEvent(),g=k.createNode(a.value);g&&(g.pos=l.convertEventToCanvas(b),l.graph.add(g))}var l=d.active_canvas,m=l.getCanvasWindow();a=k.getNodeTypesCategories();c=[];for(var h in a)a[h]&&c.push({value:a[h],content:a[h],has_submenu:!0});var p=new k.ContextMenu(c,{event:b,callback:function(a,c,b){a=k.getNodeTypesInCategory(a.value,l.filter);c=[];for(var g in a)a[g].skip_list||c.push({content:a[g].title,
value:a[g].type});new k.ContextMenu(c,{event:b,callback:e,parentMenu:p},m);return!1},parentMenu:f},m);return!1};d.onMenuCollapseAll=function(){};d.onMenuNodeEdit=function(){};d.showMenuNodeOptionalInputs=function(a,c,b,f,e){function l(a,c,b){e&&(a.callback&&a.callback.call(m,e,a,c,b),a.value&&(e.addInput(a.value[0],a.value[1],a.value[2]),e.setDirtyCanvas(!0,!0)))}if(e){var m=this;a=d.active_canvas.getCanvasWindow();c=e.optional_inputs;e.onGetInputs&&(c=e.onGetInputs());var h=[];if(c)for(var p in c){var n=
c[p];if(n){var q=n[0];n[2]&&n[2].label&&(q=n[2].label);q={content:q,value:n};n[1]==k.ACTION&&(q.className="event");h.push(q)}else h.push(null)}this.onMenuNodeInputs&&(h=this.onMenuNodeInputs(h));if(h.length)return new k.ContextMenu(h,{event:b,callback:l,parentMenu:f,node:e},a),!1}};d.showMenuNodeOptionalOutputs=function(a,c,b,f,e){function l(a,c,b){if(e&&(a.callback&&a.callback.call(m,e,a,c,b),a.value))if(b=a.value[1],!b||b.constructor!==Object&&b.constructor!==Array)e.addOutput(a.value[0],a.value[1],
a.value[2]),e.setDirtyCanvas(!0,!0);else{a=[];for(var g in b)a.push({content:g,value:b[g]});new k.ContextMenu(a,{event:c,callback:l,parentMenu:f,node:e});return!1}}if(e){var m=this;a=d.active_canvas.getCanvasWindow();c=e.optional_outputs;e.onGetOutputs&&(c=e.onGetOutputs());var h=[];if(c)for(var p in c){var n=c[p];if(!n)h.push(null);else if(!e.flags||!e.flags.skip_repeated_outputs||-1==e.findOutputSlot(n[0])){var q=n[0];n[2]&&n[2].label&&(q=n[2].label);q={content:q,value:n};n[1]==k.EVENT&&(q.className=
"event");h.push(q)}}this.onMenuNodeOutputs&&(h=this.onMenuNodeOutputs(h));if(h.length)return new k.ContextMenu(h,{event:b,callback:l,parentMenu:f,node:e},a),!1}};d.onShowMenuNodeProperties=function(a,c,b,f,e){function l(a,c,b,g){e&&(c=this.getBoundingClientRect(),m.showEditPropertyValue(e,a.value,{position:[c.left,c.top]}))}if(e&&e.properties){var m=d.active_canvas;c=m.getCanvasWindow();var h=[],p;for(p in e.properties)a=void 0!==e.properties[p]?e.properties[p]:" ",a=d.decodeHTML(a),h.push({content:"<span class='property_name'>"+
p+"</span><span class='property_value'>"+a+"</span>",value:p});if(h.length)return new k.ContextMenu(h,{event:b,callback:l,parentMenu:f,allow_html:!0,node:e},c),!1}};d.decodeHTML=function(a){var c=document.createElement("div");c.innerText=a;return c.innerHTML};d.onResizeNode=function(a,c,b,d,e){e&&(e.size=e.computeSize(),e.setDirtyCanvas(!0,!0))};d.onShowTitleEditor=function(a,c,b,f,e){function l(){e.title=k.value;m.parentNode.removeChild(m);e.setDirtyCanvas(!0,!0)}var m=document.createElement("div");
m.className="graphdialog";m.innerHTML="<span class='name'>Title</span><input autofocus type='text' class='value'/><button>OK</button>";var k=m.querySelector("input");k&&(k.value=e.title,k.addEventListener("blur",function(a){this.focus()}),k.addEventListener("keydown",function(a){13==a.keyCode&&(l(),a.preventDefault(),a.stopPropagation())}));a=d.active_canvas.canvas;c=a.getBoundingClientRect();f=b=-20;c&&(b-=c.left,f-=c.top);event?(m.style.left=event.pageX+b+"px",m.style.top=event.pageY+f+"px"):(m.style.left=
0.5*a.width+b+"px",m.style.top=0.5*a.height+f+"px");m.querySelector("button").addEventListener("click",l);a.parentNode.appendChild(m)};d.prototype.prompt=function(a,c,b,f){var e=this;a=a||"";var l=document.createElement("div");l.className="graphdialog rounded";l.innerHTML="<span class='name'></span> <input autofocus type='text' class='value'/><button class='rounded'>OK</button>";l.close=function(){e.prompt_box=null;l.parentNode.removeChild(l)};l.addEventListener("mouseleave",function(a){l.close()});
e.prompt_box&&e.prompt_box.close();e.prompt_box=l;l.querySelector(".name").innerText=a;l.querySelector(".value").value=c;var m=l.querySelector("input");m.addEventListener("keydown",function(a){if(27==a.keyCode)l.close();else if(13==a.keyCode)b&&b(this.value),l.close();else return;a.preventDefault();a.stopPropagation()});l.querySelector("button").addEventListener("click",function(a){b&&b(m.value);e.setDirty(!0);l.close()});a=d.active_canvas.canvas;c=a.getBoundingClientRect();var k=-20,h=-20;c&&(k-=
c.left,h-=c.top);f?(l.style.left=f.pageX+k+"px",l.style.top=f.pageY+h+"px"):(l.style.left=0.5*a.width+k+"px",l.style.top=0.5*a.height+h+"px");a.parentNode.appendChild(l);setTimeout(function(){m.focus()},10);return l};d.prototype.showSearchBox=function(a){function c(c){if(c)if(e.onSearchBoxSelection)e.onSearchBoxSelection(c,a,s);else if(c=k.createNode(c))c.pos=s.convertEventToCanvas(a),s.graph.add(c);l.close()}function b(a){var c=n;n&&n.classList.remove("selected");n?(n=a?n.nextSibling:n.previousSibling)||
(n=c):n=a?m.childNodes[0]:m.childNodes[m.childNodes.length];n&&(n.classList.add("selected"),n.scrollIntoView())}function f(){p=null;var a=q.value;h=null;m.innerHTML="";if(a)if(e.onSearchBox)e.onSearchBox(g,a,s);else for(var b in k.registered_node_types)if(-1!=b.indexOf(a)){var g=document.createElement("div");h||(h=b);g.innerText=b;g.className="litegraph lite-search-item";g.addEventListener("click",function(a){c(this.innerText)});m.appendChild(g)}}var e=this,l=document.createElement("div");l.className=
"litegraph litesearchbox graphdialog rounded";l.innerHTML="<span class='name'>Search</span> <input autofocus type='text' class='value rounded'/><div class='helper'></div>";l.close=function(){e.search_box=null;l.parentNode.removeChild(l)};l.addEventListener("mouseleave",function(a){l.close()});e.search_box&&e.search_box.close();e.search_box=l;var m=l.querySelector(".helper"),h=null,p=null,n=null,q=l.querySelector("input");q&&(q.addEventListener("blur",function(a){this.focus()}),q.addEventListener("keydown",
function(a){if(38==a.keyCode)b(!1);else if(40==a.keyCode)b(!0);else if(27==a.keyCode)l.close();else if(13==a.keyCode)n?c(n.innerHTML):h?c(h):l.close();else{p&&clearInterval(p);p=setTimeout(f,10);return}a.preventDefault();a.stopPropagation()}));var s=d.active_canvas,v=s.canvas,t=v.getBoundingClientRect(),u=-20,E=-20;t&&(u-=t.left,E-=t.top);a?(l.style.left=a.pageX+u+"px",l.style.top=a.pageY+E+"px"):(l.style.left=0.5*v.width+u+"px",l.style.top=0.5*v.height+E+"px");v.parentNode.appendChild(l);q.focus();
return l};d.prototype.showEditPropertyValue=function(a,c,b){function d(){e(q.value)}function e(b){"number"==typeof a.properties[c]&&(b=Number(b));"array"==l&&(b=b.split(",").map(Number));a.properties[c]=b;a._graph&&a._graph._version++;if(a.onPropertyChanged)a.onPropertyChanged(c,b);p.close();a.setDirtyCanvas(!0,!0)}if(a&&void 0!==a.properties[c]){b=b||{};var l="string";null!==a.properties[c]&&(l=typeof a.properties[c]);"object"==l&&a.properties[c].length&&(l="array");var f=null;a.getPropertyInfo&&
(f=a.getPropertyInfo(c));if(a.properties_info)for(var m=0;m<a.properties_info.length;++m)if(a.properties_info[m].name==c){f=a.properties_info[m];break}void 0!==f&&null!==f&&f.type&&(l=f.type);var k="";if("string"==l||"number"==l||"array"==l)k="<input autofocus type='text' class='value'/>";else if("enum"==l&&f.values){k="<select autofocus type='text' class='value'>";for(m in f.values)var h=f.values.constructor===Array?f.values[m]:m,k=k+("<option value='"+h+"' "+(h==a.properties[c]?"selected":"")+">"+
f.values[m]+"</option>");k+="</select>"}else if("boolean"==l)k="<input autofocus type='checkbox' class='value' "+(a.properties[c]?"checked":"")+"/>";else{console.warn("unknown type: "+l);return}var p=this.createDialog("<span class='name'>"+c+"</span>"+k+"<button>OK</button>",b);if("enum"==l&&f.values){var q=p.querySelector("select");q.addEventListener("change",function(a){e(a.target.value)})}else if("boolean"==l)(q=p.querySelector("input"))&&q.addEventListener("click",function(a){e(!!q.checked)});
else if(q=p.querySelector("input"))q.addEventListener("blur",function(a){this.focus()}),q.value=void 0!==a.properties[c]?a.properties[c]:"",q.addEventListener("keydown",function(a){13==a.keyCode&&(d(),a.preventDefault(),a.stopPropagation())});p.querySelector("button").addEventListener("click",d)}};d.prototype.createDialog=function(a,c){c=c||{};var b=document.createElement("div");b.className="graphdialog";b.innerHTML=a;var d=this.canvas.getBoundingClientRect(),e=-20,l=-20;d&&(e-=d.left,l-=d.top);c.position?
(e+=c.position[0],l+=c.position[1]):c.event?(e+=c.event.pageX,l+=c.event.pageY):(e+=0.5*this.canvas.width,l+=0.5*this.canvas.height);b.style.left=e+"px";b.style.top=l+"px";this.canvas.parentNode.appendChild(b);b.close=function(){this.parentNode&&this.parentNode.removeChild(this)};return b};d.onMenuNodeCollapse=function(a,c,b,d,e){e.collapse()};d.onMenuNodePin=function(a,c,b,d,e){e.pin()};d.onMenuNodeMode=function(a,c,b,d,e){new k.ContextMenu(["Always","On Event","On Trigger","Never"],{event:b,callback:function(a){if(e)switch(a){case "On Event":e.mode=
k.ON_EVENT;break;case "On Trigger":e.mode=k.ON_TRIGGER;break;case "Never":e.mode=k.NEVER;break;default:e.mode=k.ALWAYS}},parentMenu:d,node:e});return!1};d.onMenuNodeColors=function(a,c,b,f,e){if(!e)throw"no node for color";c=[];c.push({value:null,content:"<span style='display: block; padding-left: 4px;'>No color</span>"});for(var l in d.node_colors)a=d.node_colors[l],a={value:l,content:"<span style='display: block; color: #999; padding-left: 4px; border-left: 8px solid "+a.color+"; background-color:"+
a.bgcolor+"'>"+l+"</span>"},c.push(a);new k.ContextMenu(c,{event:b,callback:function(a){e&&((a=a.value?d.node_colors[a.value]:null)?e.constructor===k.LGraphGroup?e.color=a.groupcolor:(e.color=a.color,e.bgcolor=a.bgcolor):(delete e.color,delete e.bgcolor),e.setDirtyCanvas(!0,!0))},parentMenu:f,node:e});return!1};d.onMenuNodeShapes=function(a,c,b,d,e){if(!e)throw"no node passed";new k.ContextMenu(k.VALID_SHAPES,{event:b,callback:function(a){e&&(e.shape=a,e.setDirtyCanvas(!0))},parentMenu:d,node:e});
return!1};d.onMenuNodeRemove=function(a,c,b,d,e){if(!e)throw"no node passed";!1!==e.removable&&(e.graph.remove(e),e.setDirtyCanvas(!0,!0))};d.onMenuNodeClone=function(a,c,b,d,e){!1!=e.clonable&&(a=e.clone())&&(a.pos=[e.pos[0]+5,e.pos[1]+5],e.graph.add(a),e.setDirtyCanvas(!0,!0))};d.node_colors={red:{color:"#322",bgcolor:"#533",groupcolor:"#A88"},brown:{color:"#332922",bgcolor:"#593930",groupcolor:"#b06634"},green:{color:"#232",bgcolor:"#353",groupcolor:"#8A8"},blue:{color:"#223",bgcolor:"#335",groupcolor:"#88A"},
pale_blue:{color:"#2a363b",bgcolor:"#3f5159",groupcolor:"#3f789e"},cyan:{color:"#233",bgcolor:"#355",groupcolor:"#8AA"},purple:{color:"#323",bgcolor:"#535",groupcolor:"#a1309b"},yellow:{color:"#432",bgcolor:"#653",groupcolor:"#b58b2a"},black:{color:"#222",bgcolor:"#000",groupcolor:"#444"}};d.prototype.getCanvasMenuOptions=function(){var a=null;this.getMenuOptions?a=this.getMenuOptions():(a=[{content:"Add Node",has_submenu:!0,callback:d.onMenuAdd},{content:"Add Group",callback:d.onGroupAdd}],this._graph_stack&&
0<this._graph_stack.length&&a.push(null,{content:"Close subgraph",callback:this.closeSubgraph.bind(this)}));if(this.getExtraMenuOptions){var c=this.getExtraMenuOptions(this,a);c&&(a=a.concat(c))}return a};d.prototype.getNodeMenuOptions=function(a){var c=null,c=a.getMenuOptions?a.getMenuOptions(this):[{content:"Inputs",has_submenu:!0,disabled:!0,callback:d.showMenuNodeOptionalInputs},{content:"Outputs",has_submenu:!0,disabled:!0,callback:d.showMenuNodeOptionalOutputs},null,{content:"Properties",has_submenu:!0,
callback:d.onShowMenuNodeProperties},null,{content:"Title",callback:d.onShowTitleEditor},{content:"Mode",has_submenu:!0,callback:d.onMenuNodeMode},{content:"Resize",callback:d.onResizeNode},{content:"Collapse",callback:d.onMenuNodeCollapse},{content:"Pin",callback:d.onMenuNodePin},{content:"Colors",has_submenu:!0,callback:d.onMenuNodeColors},{content:"Shapes",has_submenu:!0,callback:d.onMenuNodeShapes},null];if(a.getExtraMenuOptions){var b=a.getExtraMenuOptions(this);b&&(b.push(null),c=b.concat(c))}!1!==
a.clonable&&c.push({content:"Clone",callback:d.onMenuNodeClone});!1!==a.removable&&c.push(null,{content:"Remove",callback:d.onMenuNodeRemove});a.onGetInputs&&(b=a.onGetInputs())&&b.length&&(c[0].disabled=!1);a.onGetOutputs&&(b=a.onGetOutputs())&&b.length&&(c[1].disabled=!1);if(a.graph&&a.graph.onGetNodeMenuOptions)a.graph.onGetNodeMenuOptions(c,a);return c};d.prototype.getGroupMenuOptions=function(a){return[{content:"Title",callback:d.onShowTitleEditor},{content:"Color",has_submenu:!0,callback:d.onMenuNodeColors},
null,{content:"Remove",callback:d.onMenuNodeRemove}]};d.prototype.processContextMenu=function(a,c){var b=this,f=d.active_canvas.getCanvasWindow(),e=null,l={event:c,callback:function(c,e,l){if(c)if("Remove Slot"==c.content)c=c.slot,c.input?a.removeInput(c.slot):c.output&&a.removeOutput(c.slot);else if("Rename Slot"==c.content){c=c.slot;var d=c.input?a.getInputInfo(c.slot):a.getOutputInfo(c.slot),m=b.createDialog("<span class='name'>Name</span><input autofocus type='text'/><button>OK</button>",e),f=
m.querySelector("input");f&&d&&(f.value=d.label);m.querySelector("button").addEventListener("click",function(a){f.value&&(d&&(d.label=f.value),b.setDirty(!0));m.close()})}},extra:a},m=null;a&&(m=a.getSlotInPosition(c.canvasX,c.canvasY),d.active_node=a);m?(e=[],e.push(m.locked?"Cannot remove":{content:"Remove Slot",slot:m}),e.push(m.nameLocked?"Cannot rename":{content:"Rename Slot",slot:m}),l.title=(m.input?m.input.type:m.output.type)||"*",m.input&&m.input.type==k.ACTION&&(l.title="Action"),m.output&&
m.output.type==k.EVENT&&(l.title="Event")):a?e=this.getNodeMenuOptions(a):(e=this.getCanvasMenuOptions(),(m=this.graph.getGroupOnPos(c.canvasX,c.canvasY))&&e.push(null,{content:"Edit Group",has_submenu:!0,submenu:{title:"Group",extra:m,options:this.getGroupMenuOptions(m)}}));e&&new k.ContextMenu(e,l,f)};this.CanvasRenderingContext2D&&(CanvasRenderingContext2D.prototype.roundRect=function(a,c,b,d,e,l){void 0===e&&(e=5);void 0===l&&(l=e);this.moveTo(a+e,c);this.lineTo(a+b-e,c);this.quadraticCurveTo(a+
b,c,a+b,c+e);this.lineTo(a+b,c+d-l);this.quadraticCurveTo(a+b,c+d,a+b-l,c+d);this.lineTo(a+l,c+d);this.quadraticCurveTo(a,c+d,a,c+d-l);this.lineTo(a,c+e);this.quadraticCurveTo(a,c,a+e,c)});k.compareObjects=function(a,c){for(var b in a)if(a[b]!=c[b])return!1;return!0};k.distance=q;k.colorToString=function(a){return"rgba("+Math.round(255*a[0]).toFixed()+","+Math.round(255*a[1]).toFixed()+","+Math.round(255*a[2]).toFixed()+","+(4==a.length?a[3].toFixed(2):"1.0")+")"};k.isInsideRectangle=s;k.growBounding=
function(a,c,b){c<a[0]?a[0]=c:c>a[2]&&(a[2]=c);b<a[1]?a[1]=b:b>a[3]&&(a[3]=b)};k.isInsideBounding=function(a,c){return a[0]<c[0][0]||a[1]<c[0][1]||a[0]>c[1][0]||a[1]>c[1][1]?!1:!0};k.overlapBounding=v;k.hex2num=function(a){"#"==a.charAt(0)&&(a=a.slice(1));a=a.toUpperCase();for(var c=Array(3),b=0,d,e,l=0;6>l;l+=2)d="0123456789ABCDEF".indexOf(a.charAt(l)),e="0123456789ABCDEF".indexOf(a.charAt(l+1)),c[b]=16*d+e,b++;return c};k.num2hex=function(a){for(var c="#",b,d,e=0;3>e;e++)b=a[e]/16,d=a[e]%16,c+=
"0123456789ABCDEF".charAt(b)+"0123456789ABCDEF".charAt(d);return c};t.prototype.addItem=function(a,c,b){function d(a){var c=this.value;c&&c.has_submenu&&e.call(this,a)}function e(a){var c=this.value,e=!0;l.current_submenu&&l.current_submenu.close(a);if(b.callback){var d=b.callback.call(this,c,b,a,l,b.node);!0===d&&(e=!1)}if(c&&(c.callback&&!b.ignore_item_callbacks&&!0!==c.disabled&&(d=c.callback.call(this,c,b,a,l,b.extra),!0===d&&(e=!1)),c.submenu)){if(!c.submenu.options)throw"ContextMenu submenu needs options";
new l.constructor(c.submenu.options,{callback:c.submenu.callback,event:a,parentMenu:l,ignore_item_callbacks:c.submenu.ignore_item_callbacks,title:c.submenu.title,extra:c.submenu.extra,autoopen:b.autoopen});e=!1}e&&!l.lock&&l.close()}var l=this;b=b||{};var m=document.createElement("div");m.className="litemenu-entry submenu";var f=!1;if(null===c)m.classList.add("separator");else{m.innerHTML=c&&c.title?c.title:a;if(m.value=c)c.disabled&&(f=!0,m.classList.add("disabled")),(c.submenu||c.has_submenu)&&
m.classList.add("has_submenu");"function"==typeof c?(m.dataset.value=a,m.onclick_callback=c):m.dataset.value=c;c.className&&(m.className+=" "+c.className)}this.root.appendChild(m);f||m.addEventListener("click",e);b.autoopen&&m.addEventListener("mouseenter",d);return m};t.prototype.close=function(a,c){this.root.parentNode&&this.root.parentNode.removeChild(this.root);this.parentMenu&&!c&&(this.parentMenu.lock=!1,this.parentMenu.current_submenu=null,void 0===a?this.parentMenu.close():a&&!t.isCursorOverElement(a,
this.parentMenu.root)&&t.trigger(this.parentMenu.root,"mouseleave",a));this.current_submenu&&this.current_submenu.close(a,!0)};t.trigger=function(a,c,b,d){var e=document.createEvent("CustomEvent");e.initCustomEvent(c,!0,!0,b);e.srcElement=d;a.dispatchEvent?a.dispatchEvent(e):a.__events&&a.__events.dispatchEvent(e);return e};t.prototype.getTopMenu=function(){return this.options.parentMenu?this.options.parentMenu.getTopMenu():this};t.prototype.getFirstEvent=function(){return this.options.parentMenu?
this.options.parentMenu.getFirstEvent():this.options.event};t.isCursorOverElement=function(a,c){var b=a.pageX,d=a.pageY,e=c.getBoundingClientRect();return e?d>e.top&&d<e.top+e.height&&b>e.left&&b<e.left+e.width?!0:!1:!1};k.ContextMenu=t;k.closeAllContextMenus=function(a){a=a||window;a=a.document.querySelectorAll(".litecontextmenu");if(a.length){for(var c=[],b=0;b<a.length;b++)c.push(a[b]);for(b in c)c[b].close?c[b].close():c[b].parentNode&&c[b].parentNode.removeChild(c[b])}};k.extendClass=function(a,
c){for(var b in c)a.hasOwnProperty(b)||(a[b]=c[b]);if(c.prototype)for(b in c.prototype)c.prototype.hasOwnProperty(b)&&!a.prototype.hasOwnProperty(b)&&(c.prototype.__lookupGetter__(b)?a.prototype.__defineGetter__(b,c.prototype.__lookupGetter__(b)):a.prototype[b]=c.prototype[b],c.prototype.__lookupSetter__(b)&&a.prototype.__defineSetter__(b,c.prototype.__lookupSetter__(b)))};k.getParameterNames=function(a){return(a+"").replace(/[/][/].*$/mg,"").replace(/\s+/g,"").replace(/[/][*][^/*]*[*][/]/g,"").split("){",
1)[0].replace(/^[^(]*[(]/,"").replace(/=[^,]+/g,"").split(",").filter(Boolean)};Math.clamp=function(a,c,b){return c>a?c:b<a?b:a};"undefined"==typeof window||window.requestAnimationFrame||(window.requestAnimationFrame=window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||function(a){window.setTimeout(a,1E3/60)})})(this);"undefined"!=typeof exports&&(exports.LiteGraph=this.LiteGraph);
(function(u){function h(){this.addOutput("in ms","number");this.addOutput("in sec","number")}function f(){this.size=[120,80];this.subgraph=new LGraph;this.subgraph._subgraph_node=this;this.subgraph._is_subgraph=!0;this.subgraph.onGlobalInputAdded=this.onSubgraphNewGlobalInput.bind(this);this.subgraph.onGlobalInputRenamed=this.onSubgraphRenamedGlobalInput.bind(this);this.subgraph.onGlobalInputTypeChanged=this.onSubgraphTypeChangeGlobalInput.bind(this);this.subgraph.onGlobalOutputAdded=this.onSubgraphNewGlobalOutput.bind(this);
this.subgraph.onGlobalOutputRenamed=this.onSubgraphRenamedGlobalOutput.bind(this);this.subgraph.onGlobalOutputTypeChanged=this.onSubgraphTypeChangeGlobalOutput.bind(this);this.color="#335";this.bgcolor="#557"}function p(){var b="input_"+(1E3*Math.random()).toFixed();this.addOutput(b,null);this.properties={name:b,type:null};var a=this;Object.defineProperty(this.properties,"name",{get:function(){return b},set:function(c){if(""!=c){var d=a.getOutputInfo(0);d.name!=c&&(d.name=c,a.graph&&a.graph.renameGlobalInput(b,
c),b=c)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return a.outputs[0].type},set:function(c){a.outputs[0].type=c;a.graph&&a.graph.changeGlobalInputType(b,a.outputs[0].type)},enumerable:!0})}function d(){var b="output_"+(1E3*Math.random()).toFixed();this.addInput(b,null);this._value=null;this.properties={name:b,type:null};var a=this;Object.defineProperty(this.properties,"name",{get:function(){return b},set:function(c){if(""!=c){var d=a.getInputInfo(0);d.name!=c&&
(d.name=c,a.graph&&a.graph.renameGlobalOutput(b,c),b=c)}},enumerable:!0});Object.defineProperty(this.properties,"type",{get:function(){return a.inputs[0].type},set:function(c){a.inputs[0].type=c;a.graph&&a.graph.changeGlobalInputType(b,a.inputs[0].type)},enumerable:!0})}function q(){this.addOutput("value","number");this.addProperty("value",1);this.editable={property:"value",type:"number"}}function s(){this.size=[60,20];this.addInput("value",0,{label:""});this.addOutput("value",0,{label:""});this.addProperty("value",
"")}function v(){this.addInput("in",0);this.addOutput("out",0);this.size=[40,20]}function t(){this.mode=m.ON_EVENT;this.size=[60,20];this.addProperty("msg","");this.addInput("log",m.EVENT);this.addInput("msg",0)}function k(){this.size=[60,20];this.addProperty("onExecute","");this.addInput("in","");this.addInput("in2","");this.addOutput("out","");this.addOutput("out2","");this._func=null}var m=u.LiteGraph;h.title="Time";h.desc="Time";h.prototype.onExecute=function(){this.setOutputData(0,1E3*this.graph.globaltime);
this.setOutputData(1,this.graph.globaltime)};m.registerNodeType("basic/time",h);f.title="Subgraph";f.desc="Graph inside a node";f.prototype.onDrawTitle=function(b){if(!this.flags.collapsed){b.fillStyle="#AAA";var a=m.NODE_TITLE_HEIGHT,c=this.size[0]-a;b.fillRect(c,-a,a,a);b.fillStyle="#333";b.beginPath();b.moveTo(c+0.2*a,0.6*-a);b.lineTo(c+0.8*a,0.6*-a);b.lineTo(c+0.5*a,0.3*-a);b.fill()}};f.prototype.onMouseDown=function(b,a,c){if(!this.flags.collapsed&&a[0]>this.size[0]-m.NODE_TITLE_HEIGHT&&0>a[1]){var d=
this;setTimeout(function(){c.openSubgraph(d.subgraph)},10)}};f.prototype.onSubgraphNewGlobalInput=function(b,a){this.addInput(b,a)};f.prototype.onSubgraphRenamedGlobalInput=function(b,a){var c=this.findInputSlot(b);-1!=c&&(this.getInputInfo(c).name=a)};f.prototype.onSubgraphTypeChangeGlobalInput=function(b,a){var c=this.findInputSlot(b);-1!=c&&(this.getInputInfo(c).type=a)};f.prototype.onSubgraphNewGlobalOutput=function(b,a){this.addOutput(b,a)};f.prototype.onSubgraphRenamedGlobalOutput=function(b,
a){var c=this.findOutputSlot(b);-1!=c&&(this.getOutputInfo(c).name=a)};f.prototype.onSubgraphTypeChangeGlobalOutput=function(b,a){var c=this.findOutputSlot(b);-1!=c&&(this.getOutputInfo(c).type=a)};f.prototype.getExtraMenuOptions=function(b){var a=this;return[{content:"Open",callback:function(){b.openSubgraph(a.subgraph)}}]};f.prototype.onResize=function(b){b[1]+=20};f.prototype.onExecute=function(){if(this.inputs)for(var b=0;b<this.inputs.length;b++){var a=this.inputs[b],c=this.getInputData(b);this.subgraph.setGlobalInputData(a.name,
c)}this.subgraph.runStep();if(this.outputs)for(b=0;b<this.outputs.length;b++)c=this.subgraph.getGlobalOutputData(this.outputs[b].name),this.setOutputData(b,c)};f.prototype.configure=function(b){LGraphNode.prototype.configure.call(this,b)};f.prototype.serialize=function(){var b=LGraphNode.prototype.serialize.call(this);b.subgraph=this.subgraph.serialize();return b};f.prototype.clone=function(){var b=m.createNode(this.type),a=this.serialize();delete a.id;delete a.inputs;delete a.outputs;b.configure(a);
return b};m.registerNodeType("graph/subgraph",f);p.title="Input";p.desc="Input of the graph";p.prototype.onAdded=function(){this.graph.addGlobalInput(this.properties.name,this.properties.type)};p.prototype.onExecute=function(){var b=this.graph.global_inputs[this.properties.name];b&&this.setOutputData(0,b.value)};m.registerNodeType("graph/input",p);d.title="Output";d.desc="Output of the graph";d.prototype.onAdded=function(){this.graph.addGlobalOutput(this.properties.name,this.properties.type)};d.prototype.getValue=
function(){return this._value};d.prototype.onExecute=function(){this._value=this.getInputData(0);this.graph.setGlobalOutputData(this.properties.name,this._value)};m.registerNodeType("graph/output",d);q.title="Const";q.desc="Constant value";q.prototype.setValue=function(b){"string"==typeof b&&(b=parseFloat(b));this.properties.value=b;this.setDirtyCanvas(!0)};q.prototype.onExecute=function(){this.setOutputData(0,parseFloat(this.properties.value))};q.prototype.onDrawBackground=function(b){this.outputs[0].label=
this.properties.value.toFixed(3)};q.prototype.onWidget=function(b,a){"value"==a.name&&this.setValue(a.value)};m.registerNodeType("basic/const",q);s.title="Watch";s.desc="Show value of input";s.prototype.onExecute=function(){this.properties.value=this.getInputData(0);this.setOutputData(0,this.properties.value)};s.prototype.onDrawBackground=function(b){this.inputs[0]&&null!=this.properties.value&&(this.inputs[0].label=this.properties.value.constructor===Number?this.properties.value.toFixed(3):String(this.properties.value))};
m.registerNodeType("basic/watch",s);v.title="Pass";v.desc="Allows to connect different types";v.prototype.onExecute=function(){this.setOutputData(0,this.getInputData(0))};m.registerNodeType("basic/pass",v);t.title="Console";t.desc="Show value inside the console";t.prototype.onAction=function(b,a){"log"==b?console.log(a):"warn"==b?console.warn(a):"error"==b&&console.error(a)};t.prototype.onExecute=function(){var b=this.getInputData(1);null!==b&&(this.properties.msg=b);console.log(b)};t.prototype.onGetInputs=
function(){return[["log",m.ACTION],["warn",m.ACTION],["error",m.ACTION]]};m.registerNodeType("basic/console",t);k.title="Script";k.desc="executes a code";k.widgets_info={onExecute:{type:"code"}};k.prototype.onPropertyChanged=function(b,a){if("onExecute"==b&&m.allow_scripts){this._func=null;try{this._func=new Function(a)}catch(c){console.error("Error parsing script"),console.error(c)}}};k.prototype.onExecute=function(){if(this._func)try{this._func.call(this)}catch(b){console.error("Error in script"),
console.error(b)}};m.registerNodeType("basic/script",k)})(this);
(function(u){function h(){this.size=[60,20];this.addInput("event",q.ACTION)}function f(){this.size=[60,20];this.addInput("event",q.ACTION);this.addOutput("event",q.EVENT);this.properties={equal_to:"",has_property:"",property_equal_to:""}}function p(){this.size=[60,20];this.addProperty("time",1E3);this.addInput("event",q.ACTION);this.addOutput("on_time",q.EVENT);this._pending=[]}function d(){this.addProperty("interval",1E3);this.addProperty("event","tick");this.addOutput("on_tick",q.EVENT);this.time=
0;this.last_interval=1E3;this.triggered=!1}var q=u.LiteGraph;h.title="Log Event";h.desc="Log event in console";h.prototype.onAction=function(d,f){console.log(d,f)};q.registerNodeType("events/log",h);f.title="Filter Event";f.desc="Blocks events that do not match the filter";f.prototype.onAction=function(d,f){if(null!=f&&(!this.properties.equal_to||this.properties.equal_to==f)){if(this.properties.has_property){var h=f[this.properties.has_property];if(null==h||this.properties.property_equal_to&&this.properties.property_equal_to!=
h)return}this.triggerSlot(0,f)}};q.registerNodeType("events/filter",f);p.title="Delay";p.desc="Delays one event";p.prototype.onAction=function(d,f){this._pending.push([this.properties.time,f])};p.prototype.onExecute=function(){for(var d=1E3*this.graph.elapsed_time,f=0;f<this._pending.length;++f){var h=this._pending[f];h[0]-=d;0<h[0]||(this._pending.splice(f,1),--f,this.trigger(null,h[1]))}};p.prototype.onGetInputs=function(){return[["event",q.ACTION]]};q.registerNodeType("events/delay",p);d.title=
"Timer";d.desc="Sends an event every N milliseconds";d.prototype.onStart=function(){this.time=0};d.prototype.getTitle=function(){return"Timer: "+this.last_interval.toString()+"ms"};d.on_color="#AAA";d.off_color="#222";d.prototype.onDrawBackground=function(){this.boxcolor=this.triggered?d.on_color:d.off_color;this.triggered=!1};d.prototype.onExecute=function(){this.time+=1E3*this.graph.elapsed_time;this.last_interval=Math.max(1,this.getInputOrProperty("interval")|0);this.time<this.last_interval||isNaN(this.last_interval)?
this.inputs&&1<this.inputs.length&&this.inputs[1]&&this.setOutputData(1,!1):(this.triggered=!0,this.time%=this.last_interval,this.trigger("on_tick",this.properties.event),this.inputs&&1<this.inputs.length&&this.inputs[1]&&this.setOutputData(1,!0))};d.prototype.onGetInputs=function(){return[["interval","number"]]};d.prototype.onGetOutputs=function(){return[["tick","boolean"]]};q.registerNodeType("events/timer",d)})(this);
(function(u){function h(){this.addOutput("clicked",m.EVENT);this.addProperty("text","");this.addProperty("font_size",40);this.addProperty("message","");this.size=[64,84]}function f(){this.addInput("","boolean");this.addInput("e",m.ACTION);this.addOutput("v","boolean");this.addOutput("e",m.EVENT);this.properties={font:"",value:!1};this.size=[124,64]}function p(){this.addOutput("","number");this.size=[74,54];this.properties={min:-1E3,max:1E3,value:1,step:1};this.old_y=-1;this._precision=this._remainder=
0;this.mouse_captured=!1}function d(){this.addOutput("","number");this.size=[64,84];this.properties={min:0,max:1,value:0.5,wcolor:"#7AF",size:50}}function q(){this.addOutput("","number");this.properties={value:0.5,min:0,max:1,text:"V"};var b=this;this.size=[80,60];this.slider=this.addWidget("slider","V",this.properties.value,function(a){b.properties.value=a},this.properties)}function s(){this.size=[160,26];this.addOutput("","number");this.properties={wcolor:"#7AF",min:0,max:1,value:0.5}}function v(){this.size=
[160,26];this.addInput("","number");this.properties={min:0,max:1,value:0,wcolor:"#AAF"}}function t(){this.addInputs("",0);this.properties={value:"...",font:"Arial",fontsize:18,color:"#AAA",align:"left",glowSize:0,decimals:1}}function k(){this.size=[200,100];this.properties={borderColor:"#ffffff",bgcolorTop:"#f0f0f0",bgcolorBottom:"#e0e0e0",shadowSize:2,borderRadius:3}}var m=u.LiteGraph;h.title="Button";h.desc="Triggers an event";h.font="Arial";h.prototype.onDrawForeground=function(b){if(!this.flags.collapsed&&
(b.fillStyle="black",b.fillRect(1,1,this.size[0]-3,this.size[1]-3),b.fillStyle="#AAF",b.fillRect(0,0,this.size[0]-3,this.size[1]-3),b.fillStyle=this.clicked?"white":this.mouseOver?"#668":"#334",b.fillRect(1,1,this.size[0]-4,this.size[1]-4),this.properties.text||0===this.properties.text)){var a=this.properties.font_size||30;b.textAlign="center";b.fillStyle=this.clicked?"black":"white";b.font=a+"px "+h.font;b.fillText(this.properties.text,0.5*this.size[0],0.5*this.size[1]+0.3*a);b.textAlign="left"}};
h.prototype.onMouseDown=function(b,a){if(1<a[0]&&1<a[1]&&a[0]<this.size[0]-2&&a[1]<this.size[1]-2)return this.clicked=!0,this.trigger("clicked",this.properties.message),!0};h.prototype.onMouseUp=function(b){this.clicked=!1};m.registerNodeType("widget/button",h);f.title="Toggle";f.desc="Toggles between true or false";f.prototype.onDrawForeground=function(b){if(!this.flags.collapsed){var a=0.5*this.size[1],c=0.8*this.size[1];b.fillStyle="#AAA";b.fillRect(10,c-a,a,a);b.fillStyle=this.properties.value?
"#AEF":"#000";b.fillRect(10+0.25*a,c-a+0.25*a,0.5*a,0.5*a);b.textAlign="left";b.font=this.properties.font||(0.8*a).toFixed(0)+"px Arial";b.fillStyle="#AAA";b.fillText(this.title,a+20,0.85*c);b.textAlign="left"}};f.prototype.onAction=function(b){this.properties.value=!this.properties.value;this.trigger("e",this.properties.value)};f.prototype.onExecute=function(){var b=this.getInputData(0);null!=b&&(this.properties.value=b);this.setOutputData(0,this.properties.value)};f.prototype.onMouseDown=function(b,
a){if(1<a[0]&&1<a[1]&&a[0]<this.size[0]-2&&a[1]<this.size[1]-2)return this.properties.value=!this.properties.value,this.graph._version++,this.trigger("e",this.properties.value),!0};m.registerNodeType("widget/toggle",f);p.title="Number";p.desc="Widget to select number value";p.pixels_threshold=10;p.markers_color="#666";p.prototype.onDrawForeground=function(b){var a=0.5*this.size[0],c=this.size[1];30<c?(b.fillStyle=p.markers_color,b.beginPath(),b.moveTo(a,0.1*c),b.lineTo(a+0.1*c,0.2*c),b.lineTo(a+-0.1*
c,0.2*c),b.fill(),b.beginPath(),b.moveTo(a,0.9*c),b.lineTo(a+0.1*c,0.8*c),b.lineTo(a+-0.1*c,0.8*c),b.fill(),b.font=(0.7*c).toFixed(1)+"px Arial"):b.font=(0.8*c).toFixed(1)+"px Arial";b.textAlign="center";b.font=(0.7*c).toFixed(1)+"px Arial";b.fillStyle="#EEE";b.fillText(this.properties.value.toFixed(this._precision),a,0.75*c)};p.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};p.prototype.onPropertyChanged=function(b,a){var c=(this.properties.step+"").split(".");this._precision=
1<c.length?c[1].length:0};p.prototype.onMouseDown=function(b,a){if(!(0>a[1]))return this.old_y=b.canvasY,this.captureInput(!0),this.mouse_captured=!0};p.prototype.onMouseMove=function(b){if(this.mouse_captured){var a=this.old_y-b.canvasY;b.shiftKey&&(a*=10);if(b.metaKey||b.altKey)a*=0.1;this.old_y=b.canvasY;b=this._remainder+a/p.pixels_threshold;this._remainder=b%1;b=Math.clamp(this.properties.value+(b|0)*this.properties.step,this.properties.min,this.properties.max);this.properties.value=b;this.graph._version++;
this.setDirtyCanvas(!0)}};p.prototype.onMouseUp=function(b,a){200>b.click_time&&(this.properties.value=Math.clamp(this.properties.value+(a[1]>0.5*this.size[1]?-1:1)*this.properties.step,this.properties.min,this.properties.max),this.graph._version++,this.setDirtyCanvas(!0));this.mouse_captured&&(this.mouse_captured=!1,this.captureInput(!1))};m.registerNodeType("widget/number",p);d.title="Knob";d.desc="Circular controller";d.widgets=[{name:"increase",text:"+",type:"minibutton"},{name:"decrease",text:"-",
type:"minibutton"}];d.prototype.onAdded=function(){this.value=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min);this.imgbg=this.loadImage("imgs/knob_bg.png");this.imgfg=this.loadImage("imgs/knob_fg.png")};d.prototype.onDrawImageKnob=function(b){if(this.imgfg&&this.imgfg.width){var a=0.5*this.imgbg.width,c=this.size[0]/this.imgfg.width;b.save();b.translate(0,20);b.scale(c,c);b.drawImage(this.imgbg,0,0);b.translate(a,a);b.rotate(2*this.value*Math.PI*6/8+10*Math.PI/
8);b.translate(-a,-a);b.drawImage(this.imgfg,0,0);b.restore();this.title&&(b.font="bold 16px Criticized,Tahoma",b.fillStyle="rgba(100,100,100,0.8)",b.textAlign="center",b.fillText(this.title.toUpperCase(),0.5*this.size[0],18),b.textAlign="left")}};d.prototype.onDrawVectorKnob=function(b){if(this.imgfg&&this.imgfg.width){b.lineWidth=1;b.strokeStyle=this.mouseOver?"#FFF":"#AAA";b.fillStyle="#000";b.beginPath();b.arc(0.5*this.size[0],0.5*this.size[1]+10,0.5*this.properties.size,0,2*Math.PI,!0);b.stroke();
0<this.value&&(b.strokeStyle=this.properties.wcolor,b.lineWidth=0.2*this.properties.size,b.beginPath(),b.arc(0.5*this.size[0],0.5*this.size[1]+10,0.35*this.properties.size,-0.5*Math.PI+2*Math.PI*this.value,-0.5*Math.PI,!0),b.stroke(),b.lineWidth=1);b.font=0.2*this.properties.size+"px Arial";b.fillStyle="#AAA";b.textAlign="center";var a=this.properties.value;"number"==typeof a&&(a=a.toFixed(2));b.fillText(a,0.5*this.size[0],0.65*this.size[1]);b.textAlign="left"}};d.prototype.onDrawForeground=function(b){this.onDrawImageKnob(b)};
d.prototype.onExecute=function(){this.setOutputData(0,this.properties.value);this.boxcolor=m.colorToString([this.value,this.value,this.value])};d.prototype.onMouseDown=function(b){if(this.imgfg&&this.imgfg.width){this.center=[0.5*this.size[0],0.5*this.size[1]+20];this.radius=0.5*this.size[0];if(20>b.canvasY-this.pos[1]||m.distance([b.canvasX,b.canvasY],[this.pos[0]+this.center[0],this.pos[1]+this.center[1]])>this.radius)return!1;this.oldmouse=[b.canvasX-this.pos[0],b.canvasY-this.pos[1]];this.captureInput(!0);
return!0}};d.prototype.onMouseMove=function(b){if(this.oldmouse){b=[b.canvasX-this.pos[0],b.canvasY-this.pos[1]];var a=this.value,a=a-0.01*(b[1]-this.oldmouse[1]);1<a?a=1:0>a&&(a=0);this.value=a;this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.oldmouse=b;this.setDirtyCanvas(!0)}};d.prototype.onMouseUp=function(b){this.oldmouse&&(this.oldmouse=null,this.captureInput(!1))};d.prototype.onMouseLeave=function(b){};d.prototype.onWidget=function(b,a){if("increase"==
a.name)this.onPropertyChanged("size",this.properties.size+10);else if("decrease"==a.name)this.onPropertyChanged("size",this.properties.size-10)};d.prototype.onPropertyChanged=function(b,a){if("wcolor"==b)this.properties[b]=a;else if("size"==b)a=parseInt(a),this.properties[b]=a,this.size=[a+4,a+24],this.setDirtyCanvas(!0,!0);else if("min"==b||"max"==b||"value"==b)this.properties[b]=parseFloat(a);else return!1;return!0};m.registerNodeType("widget/knob",d);q.title="Internal Slider";q.prototype.onPropertyChanged=
function(b,a){"value"==b&&(this.slider.value=a)};q.prototype.onExecute=function(){this.setOutputData(0,this.properties.value)};m.registerNodeType("widget/internal_slider",q);s.title="H.Slider";s.desc="Linear slider controller";s.prototype.onAdded=function(){this.value=0.5;this.imgfg=this.loadImage("imgs/slider_fg.png")};s.prototype.onDrawVectorial=function(b){this.imgfg&&this.imgfg.width&&(b.lineWidth=1,b.strokeStyle=this.mouseOver?"#FFF":"#AAA",b.fillStyle="#000",b.beginPath(),b.rect(2,0,this.size[0]-
4,20),b.stroke(),b.fillStyle=this.properties.wcolor,b.beginPath(),b.rect(2+(this.size[0]-4-20)*this.value,0,20,20),b.fill())};s.prototype.onDrawImage=function(b){this.imgfg&&this.imgfg.width&&(b.lineWidth=1,b.fillStyle="#000",b.fillRect(2,9,this.size[0]-4,2),b.strokeStyle="#333",b.beginPath(),b.moveTo(2,9),b.lineTo(this.size[0]-4,9),b.stroke(),b.strokeStyle="#AAA",b.beginPath(),b.moveTo(2,11),b.lineTo(this.size[0]-4,11),b.stroke(),b.drawImage(this.imgfg,2+(this.size[0]-4)*this.value-0.5*this.imgfg.width,
0.5*-this.imgfg.height+10))};s.prototype.onDrawForeground=function(b){this.onDrawImage(b)};s.prototype.onExecute=function(){this.properties.value=this.properties.min+(this.properties.max-this.properties.min)*this.value;this.setOutputData(0,this.properties.value);this.boxcolor=m.colorToString([this.value,this.value,this.value])};s.prototype.onMouseDown=function(b){if(0>b.canvasY-this.pos[1])return!1;this.oldmouse=[b.canvasX-this.pos[0],b.canvasY-this.pos[1]];this.captureInput(!0);return!0};s.prototype.onMouseMove=
function(b){if(this.oldmouse){b=[b.canvasX-this.pos[0],b.canvasY-this.pos[1]];var a=this.value,a=a+(b[0]-this.oldmouse[0])/this.size[0];1<a?a=1:0>a&&(a=0);this.value=a;this.oldmouse=b;this.setDirtyCanvas(!0)}};s.prototype.onMouseUp=function(b){this.oldmouse=null;this.captureInput(!1)};s.prototype.onMouseLeave=function(b){};s.prototype.onPropertyChanged=function(b,a){if("wcolor"==b)this.properties[b]=a;else return!1;return!0};m.registerNodeType("widget/hslider",s);v.title="Progress";v.desc="Shows data in linear progress";
v.prototype.onExecute=function(){var b=this.getInputData(0);void 0!=b&&(this.properties.value=b)};v.prototype.onDrawForeground=function(b){b.lineWidth=1;b.fillStyle=this.properties.wcolor;var a=(this.properties.value-this.properties.min)/(this.properties.max-this.properties.min),a=Math.min(1,a),a=Math.max(0,a);b.fillRect(2,2,(this.size[0]-4)*a,this.size[1]-4)};m.registerNodeType("widget/progress",v);t.title="Text";t.desc="Shows the input value";t.widgets=[{name:"resize",text:"Resize box",type:"button"},
{name:"led_text",text:"LED",type:"minibutton"},{name:"normal_text",text:"Normal",type:"minibutton"}];t.prototype.onDrawForeground=function(b){b.fillStyle=this.properties.color;var a=this.properties.value;this.properties.glowSize?(b.shadowColor=this.properties.color,b.shadowOffsetX=0,b.shadowOffsetY=0,b.shadowBlur=this.properties.glowSize):b.shadowColor="transparent";var c=this.properties.fontsize;b.textAlign=this.properties.align;b.font=c.toString()+"px "+this.properties.font;this.str="number"==typeof a?
a.toFixed(this.properties.decimals):a;if("string"==typeof this.str){var a=this.str.split("\\n"),d;for(d in a)b.fillText(a[d],"left"==this.properties.align?15:this.size[0]-15,-0.15*c+c*(parseInt(d)+1))}b.shadowColor="transparent";this.last_ctx=b;b.textAlign="left"};t.prototype.onExecute=function(){var b=this.getInputData(0);null!=b&&(this.properties.value=b)};t.prototype.resize=function(){if(this.last_ctx){var b=this.str.split("\\n");this.last_ctx.font=this.properties.fontsize+"px "+this.properties.font;
var a=0,c;for(c in b){var d=this.last_ctx.measureText(b[c]).width;a<d&&(a=d)}this.size[0]=a+20;this.size[1]=4+b.length*this.properties.fontsize;this.setDirtyCanvas(!0)}};t.prototype.onWidget=function(b,a){"resize"==a.name?this.resize():"led_text"==a.name?(this.properties.font="Digital",this.properties.glowSize=4,this.setDirtyCanvas(!0)):"normal_text"==a.name&&(this.properties.font="Arial",this.setDirtyCanvas(!0))};t.prototype.onPropertyChanged=function(b,a){this.properties[b]=a;this.str="number"==
typeof a?a.toFixed(3):a;return!0};m.registerNodeType("widget/text",t);k.title="Panel";k.desc="Non interactive panel";k.widgets=[{name:"update",text:"Update",type:"button"}];k.prototype.createGradient=function(b){""==this.properties.bgcolorTop||""==this.properties.bgcolorBottom?this.lineargradient=0:(this.lineargradient=b.createLinearGradient(0,0,0,this.size[1]),this.lineargradient.addColorStop(0,this.properties.bgcolorTop),this.lineargradient.addColorStop(1,this.properties.bgcolorBottom))};k.prototype.onDrawForeground=
function(b){null==this.lineargradient&&this.createGradient(b);this.lineargradient&&(b.lineWidth=1,b.strokeStyle=this.properties.borderColor,b.fillStyle=this.lineargradient,this.properties.shadowSize?(b.shadowColor="#000",b.shadowOffsetX=0,b.shadowOffsetY=0,b.shadowBlur=this.properties.shadowSize):b.shadowColor="transparent",b.roundRect(0,0,this.size[0]-1,this.size[1]-1,this.properties.shadowSize),b.fill(),b.shadowColor="transparent",b.stroke())};k.prototype.onWidget=function(b,a){"update"==a.name&&
(this.lineargradient=null,this.setDirtyCanvas(!0))};m.registerNodeType("widget/panel",k)})(this);
(function(u){function h(){this.addOutput("left_x_axis","number");this.addOutput("left_y_axis","number");this.addOutput("button_pressed",f.EVENT);this.properties={gamepad_index:0,threshold:0.1};this._left_axis=new Float32Array(2);this._right_axis=new Float32Array(2);this._triggers=new Float32Array(2);this._previous_buttons=new Uint8Array(17);this._current_buttons=new Uint8Array(17)}var f=u.LiteGraph;h.title="Gamepad";h.desc="gets the input of the gamepad";h.zero=new Float32Array(2);h.buttons="a b x y lb rb lt rt back start ls rs home".split(" ");
h.prototype.onExecute=function(){var f=this.getGamepad(),d=this.properties.threshold||0;f&&(this._left_axis[0]=Math.abs(f.xbox.axes.lx)>d?f.xbox.axes.lx:0,this._left_axis[1]=Math.abs(f.xbox.axes.ly)>d?f.xbox.axes.ly:0,this._right_axis[0]=Math.abs(f.xbox.axes.rx)>d?f.xbox.axes.rx:0,this._right_axis[1]=Math.abs(f.xbox.axes.ry)>d?f.xbox.axes.ry:0,this._triggers[0]=Math.abs(f.xbox.axes.ltrigger)>d?f.xbox.axes.ltrigger:0,this._triggers[1]=Math.abs(f.xbox.axes.rtrigger)>d?f.xbox.axes.rtrigger:0);if(this.outputs)for(d=
0;d<this.outputs.length;d++){var q=this.outputs[d];if(q.links&&q.links.length){var s=null;if(f)switch(q.name){case "left_axis":s=this._left_axis;break;case "right_axis":s=this._right_axis;break;case "left_x_axis":s=this._left_axis[0];break;case "left_y_axis":s=this._left_axis[1];break;case "right_x_axis":s=this._right_axis[0];break;case "right_y_axis":s=this._right_axis[1];break;case "trigger_left":s=this._triggers[0];break;case "trigger_right":s=this._triggers[1];break;case "a_button":s=f.xbox.buttons.a?
1:0;break;case "b_button":s=f.xbox.buttons.b?1:0;break;case "x_button":s=f.xbox.buttons.x?1:0;break;case "y_button":s=f.xbox.buttons.y?1:0;break;case "lb_button":s=f.xbox.buttons.lb?1:0;break;case "rb_button":s=f.xbox.buttons.rb?1:0;break;case "ls_button":s=f.xbox.buttons.ls?1:0;break;case "rs_button":s=f.xbox.buttons.rs?1:0;break;case "start_button":s=f.xbox.buttons.start?1:0;break;case "back_button":s=f.xbox.buttons.back?1:0;break;case "button_pressed":for(q=0;q<this._current_buttons.length;++q)this._current_buttons[q]&&
!this._previous_buttons[q]&&this.triggerSlot(d,h.buttons[q])}else switch(q.name){case "button_pressed":break;case "left_axis":case "right_axis":s=h.zero;break;default:s=0}this.setOutputData(d,s)}}};h.prototype.getGamepad=function(){var f=navigator.getGamepads||navigator.webkitGetGamepads||navigator.mozGetGamepads;if(!f)return null;var d=f.call(navigator),f=null;this._previous_buttons.set(this._current_buttons);for(f=this.properties.gamepad_index;4>f;f++)if(d[f]){f=d[f];d=this.xbox_mapping;d||(d=this.xbox_mapping=
{axes:[],buttons:{},hat:""});d.axes.lx=f.axes[0];d.axes.ly=f.axes[1];d.axes.rx=f.axes[2];d.axes.ry=f.axes[3];d.axes.ltrigger=f.buttons[6].value;d.axes.rtrigger=f.buttons[7].value;for(var h=0;h<f.buttons.length;h++)switch(this._current_buttons[h]=f.buttons[h].pressed,h){case 0:d.buttons.a=f.buttons[h].pressed;break;case 1:d.buttons.b=f.buttons[h].pressed;break;case 2:d.buttons.x=f.buttons[h].pressed;break;case 3:d.buttons.y=f.buttons[h].pressed;break;case 4:d.buttons.lb=f.buttons[h].pressed;break;
case 5:d.buttons.rb=f.buttons[h].pressed;break;case 6:d.buttons.lt=f.buttons[h].pressed;break;case 7:d.buttons.rt=f.buttons[h].pressed;break;case 8:d.buttons.back=f.buttons[h].pressed;break;case 9:d.buttons.start=f.buttons[h].pressed;break;case 10:d.buttons.ls=f.buttons[h].pressed;break;case 11:d.buttons.rs=f.buttons[h].pressed;break;case 12:f.buttons[h].pressed&&(d.hat+="up");break;case 13:f.buttons[h].pressed&&(d.hat+="down");break;case 14:f.buttons[h].pressed&&(d.hat+="left");break;case 15:f.buttons[h].pressed&&
(d.hat+="right");break;case 16:d.buttons.home=f.buttons[h].pressed}f.xbox=d;return f}};h.prototype.onDrawBackground=function(f){if(!this.flags.collapsed){var d=this._left_axis,h=this._right_axis;f.strokeStyle="#88A";f.strokeRect(0.5*(d[0]+1)*this.size[0]-4,0.5*(d[1]+1)*this.size[1]-4,8,8);f.strokeStyle="#8A8";f.strokeRect(0.5*(h[0]+1)*this.size[0]-4,0.5*(h[1]+1)*this.size[1]-4,8,8);d=this.size[1]/this._current_buttons.length;f.fillStyle="#AEB";for(h=0;h<this._current_buttons.length;++h)this._current_buttons[h]&&
f.fillRect(0,d*h,6,d)}};h.prototype.onGetOutputs=function(){return[["left_axis","vec2"],["right_axis","vec2"],["left_x_axis","number"],["left_y_axis","number"],["right_x_axis","number"],["right_y_axis","number"],["trigger_left","number"],["trigger_right","number"],["a_button","number"],["b_button","number"],["x_button","number"],["y_button","number"],["lb_button","number"],["rb_button","number"],["ls_button","number"],["rs_button","number"],["start","number"],["back","number"],["button_pressed",f.EVENT]]};
f.registerNodeType("input/gamepad",h)})(this);
(function(u){function h(){this.addInput("in","*");this.size=[60,20]}function f(){this.addInput("in");this.addOutput("out");this.size=[60,20]}function p(){this.addInput("in","number",{locked:!0});this.addOutput("out","number",{locked:!0});this.addProperty("in",0);this.addProperty("in_min",0);this.addProperty("in_max",1);this.addProperty("out_min",0);this.addProperty("out_max",1);this.size=[80,20]}function d(){this.addOutput("value","number");this.addProperty("min",0);this.addProperty("max",1);this.size=
[60,20]}function q(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.addProperty("min",0);this.addProperty("max",1)}function s(){this.properties={f:0.5};this.addInput("A","number");this.addInput("B","number");this.addOutput("out","number")}function v(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function t(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20]}function k(){this.addInput("in","number");this.addOutput("out",
"number");this.size=[60,20]}function m(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.properties={A:0,B:1}}function b(){this.addInput("in","number",{label:""});this.addOutput("out","number",{label:""});this.size=[60,20];this.addProperty("factor",1)}function a(){this.addInput("in","number");this.addOutput("out","number");this.size=[60,20];this.addProperty("samples",10);this._values=new Float32Array(10);this._current=0}function c(){this.addInput("in","number");
this.addOutput("out","number");this.addProperty("factor",0.1);this.size=[60,20];this._value=null}function g(){this.addInput("A","number");this.addInput("B","number");this.addOutput("=","number");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP","+","enum",{values:g.values})}function w(){this.addInput("A","number");this.addInput("B","number");this.addOutput("A==B","boolean");this.addOutput("A!=B","boolean");this.addProperty("A",0);this.addProperty("B",0)}function e(){this.addInput("A",
"number");this.addInput("B","number");this.addOutput("out","boolean");this.addProperty("A",1);this.addProperty("B",1);this.addProperty("OP",">","string",{values:e.values});this.size=[60,40]}function l(){this.addInput("inc","number");this.addOutput("total","number");this.addProperty("increment",1);this.addProperty("value",0)}function r(){this.addInput("v","number");this.addOutput("sin","number");this.addProperty("amplitude",1);this.addProperty("offset",0);this.bgImageUrl="nodes/imgs/icon-sin.png"}
function D(){this.addInput("vec2","vec2");this.addOutput("x","number");this.addOutput("y","number")}function y(){this.addInputs([["x","number"],["y","number"]]);this.addOutput("vec2","vec2");this.properties={x:0,y:0};this._data=new Float32Array(2)}function n(){this.addInput("vec3","vec3");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number")}function A(){this.addInputs([["x","number"],["y","number"],["z","number"]]);this.addOutput("vec3","vec3");this.properties={x:0,
y:0,z:0};this._data=new Float32Array(3)}function C(){this.addInput("vec4","vec4");this.addOutput("x","number");this.addOutput("y","number");this.addOutput("z","number");this.addOutput("w","number")}function B(){this.addInputs([["x","number"],["y","number"],["z","number"],["w","number"]]);this.addOutput("vec4","vec4");this.properties={x:0,y:0,z:0,w:0};this._data=new Float32Array(4)}var x=u.LiteGraph;h.title="Converter";h.desc="type A to type B";h.prototype.onExecute=function(){var a=this.getInputData(0);
if(null!=a&&this.outputs)for(var c=0;c<this.outputs.length;c++){var b=this.outputs[c];if(b.links&&b.links.length){var e=null;switch(b.name){case "number":e=a.length?a[0]:parseFloat(a);break;case "vec2":case "vec3":case "vec4":e=1;switch(b.name){case "vec2":e=2;break;case "vec3":e=3;break;case "vec4":e=4}e=new Float32Array(e);if(a.length)for(b=0;b<a.length&&b<e.length;b++)e[b]=a[b];else e[0]=parseFloat(a)}this.setOutputData(c,e)}}};h.prototype.onGetOutputs=function(){return[["number","number"],["vec2",
"vec2"],["vec3","vec3"],["vec4","vec4"]]};x.registerNodeType("math/converter",h);f.title="Bypass";f.desc="removes the type";f.prototype.onExecute=function(){var a=this.getInputData(0);this.setOutputData(0,a)};x.registerNodeType("math/bypass",f);p.title="Range";p.desc="Convert a number from one range to another";p.prototype.getTitle=function(){return this.flags.collapsed?(this._last_v||0).toFixed(2):this.title};p.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;a++){var b=
this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.properties[b.name]=c)}c=this.properties["in"];if(void 0===c||null===c||c.constructor!==Number)c=0;a=this.properties.in_min;b=this.properties.out_min;this._last_v=(c-a)/(this.properties.in_max-a)*(this.properties.out_max-b)+b;this.setOutputData(0,this._last_v)};p.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):"?"};p.prototype.onGetInputs=function(){return[["in_min","number"],["in_max","number"],
["out_min","number"],["out_max","number"]]};x.registerNodeType("math/range",p);d.title="Rand";d.desc="Random number";d.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;a++){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.properties[b.name]=c)}a=this.properties.min;b=this.properties.max;this._last_v=Math.random()*(b-a)+a;this.setOutputData(0,this._last_v)};d.prototype.onDrawBackground=function(a){this.outputs[0].label=this._last_v?this._last_v.toFixed(3):
"?"};d.prototype.onGetInputs=function(){return[["min","number"],["max","number"]]};x.registerNodeType("math/rand",d);q.title="Clamp";q.desc="Clamp number between min and max";q.filter="shader";q.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(a=Math.max(this.properties.min,a),a=Math.min(this.properties.max,a),this.setOutputData(0,a))};q.prototype.getCode=function(a){a="";this.isInputConnected(0)&&(a+="clamp({{0}},"+this.properties.min+","+this.properties.max+")");return a};x.registerNodeType("math/clamp",
q);s.title="Lerp";s.desc="Linear Interpolation";s.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.getInputData(1);null==b&&(b=0);var c=this.properties.f,e=this.getInputData(2);void 0!==e&&(c=e);this.setOutputData(0,a*(1-c)+b*c)};s.prototype.onGetInputs=function(){return[["f","number"]]};x.registerNodeType("math/lerp",s);v.title="Abs";v.desc="Absolute";v.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.abs(a))};x.registerNodeType("math/abs",
v);t.title="Floor";t.desc="Floor number to remove fractional part";t.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,Math.floor(a))};x.registerNodeType("math/floor",t);k.title="Frac";k.desc="Returns fractional part";k.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a%1)};x.registerNodeType("math/frac",k);m.title="Smoothstep";m.desc="Smoothstep";m.prototype.onExecute=function(){var a=this.getInputData(0);if(void 0!==a){var b=
this.properties.A,a=Math.clamp((a-b)/(this.properties.B-b),0,1);this.setOutputData(0,a*a*(3-2*a))}};x.registerNodeType("math/smoothstep",m);b.title="Scale";b.desc="v * factor";b.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&this.setOutputData(0,a*this.properties.factor)};x.registerNodeType("math/scale",b);a.title="Average";a.desc="Average Filter";a.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this._values.length;this._values[this._current%b]=
a;this._current+=1;this._current>b&&(this._current=0);for(var c=a=0;c<b;++c)a+=this._values[c];this.setOutputData(0,a/b)};a.prototype.onPropertyChanged=function(a,b){1>b&&(b=1);this.properties.samples=Math.round(b);var c=this._values;this._values=new Float32Array(this.properties.samples);c.length<=this._values.length?this._values.set(c):this._values.set(c.subarray(0,this._values.length))};x.registerNodeType("math/average",a);c.title="TendTo";c.desc="moves the output value always closer to the input";
c.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=0);var b=this.properties.factor;this._value=null==this._value?a:this._value*(1-b)+a*b;this.setOutputData(0,this._value)};x.registerNodeType("math/tendTo",c);g.values="+-*/%^".split("");g.title="Operation";g.desc="Easy math operators";g["@OP"]={type:"enum",title:"operation",values:g.values};g.prototype.getTitle=function(){return"A "+this.properties.OP+" B"};g.prototype.setValue=function(a){"string"==typeof a&&(a=parseFloat(a));
this.properties.value=a};g.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);null!=a?this.properties.A=a:a=this.properties.A;null!=b?this.properties.B=b:b=this.properties.B;var c=0;switch(this.properties.OP){case "+":c=a+b;break;case "-":c=a-b;break;case "x":case "X":case "*":c=a*b;break;case "/":c=a/b;break;case "%":c=a%b;break;case "^":c=Math.pow(a,b);break;default:console.warn("Unknown operation: "+this.properties.OP)}this.setOutputData(0,c)};g.prototype.onDrawBackground=
function(a){this.flags.collapsed||(a.font="40px Arial",a.fillStyle="#CCC",a.textAlign="center",a.fillText(this.properties.OP,0.5*this.size[0],0.35*this.size[1]+x.NODE_TITLE_HEIGHT),a.textAlign="left")};x.registerNodeType("math/operation",g);w.title="Compare";w.desc="compares between two values";w.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);void 0!==a?this.properties.A=a:a=this.properties.A;void 0!==b?this.properties.B=b:b=this.properties.B;for(var c=0,e=this.outputs.length;c<
e;++c){var d=this.outputs[c];if(d.links&&d.links.length){switch(d.name){case "A==B":value=a==b;break;case "A!=B":value=a!=b;break;case "A>B":value=a>b;break;case "A<B":value=a<b;break;case "A<=B":value=a<=b;break;case "A>=B":value=a>=b}this.setOutputData(c,value)}}};w.prototype.onGetOutputs=function(){return[["A==B","boolean"],["A!=B","boolean"],["A>B","boolean"],["A<B","boolean"],["A>=B","boolean"],["A<=B","boolean"]]};x.registerNodeType("math/compare",w);e.values="> < == != <= >=".split(" ");e["@OP"]=
{type:"enum",title:"operation",values:e.values};e.title="Condition";e.desc="evaluates condition between A and B";e.prototype.onExecute=function(){var a=this.getInputData(0);void 0===a?a=this.properties.A:this.properties.A=a;var b=this.getInputData(1);void 0===b?b=this.properties.B:this.properties.B=b;var c=!0;switch(this.properties.OP){case ">":c=a>b;break;case "<":c=a<b;break;case "==":c=a==b;break;case "!=":c=a!=b;break;case "<=":c=a<=b;break;case ">=":c=a>=b}this.setOutputData(0,c)};x.registerNodeType("math/condition",
e);l.title="Accumulate";l.desc="Increments a value every time";l.prototype.onExecute=function(){null===this.properties.value&&(this.properties.value=0);var a=this.getInputData(0);this.properties.value=null!==a?this.properties.value+a:this.properties.value+this.properties.increment;this.setOutputData(0,this.properties.value)};x.registerNodeType("math/accumulate",l);r.title="Trigonometry";r.desc="Sin Cos Tan";r.filter="shader";r.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=
0);var b=this.properties.amplitude,c=this.findInputSlot("amplitude");-1!=c&&(b=this.getInputData(c));var e=this.properties.offset,c=this.findInputSlot("offset");-1!=c&&(e=this.getInputData(c));for(var c=0,d=this.outputs.length;c<d;++c){switch(this.outputs[c].name){case "sin":value=Math.sin(a);break;case "cos":value=Math.cos(a);break;case "tan":value=Math.tan(a);break;case "asin":value=Math.asin(a);break;case "acos":value=Math.acos(a);break;case "atan":value=Math.atan(a)}this.setOutputData(c,b*value+
e)}};r.prototype.onGetInputs=function(){return[["v","number"],["amplitude","number"],["offset","number"]]};r.prototype.onGetOutputs=function(){return[["sin","number"],["cos","number"],["tan","number"],["asin","number"],["acos","number"],["atan","number"]]};x.registerNodeType("math/trigonometry",r);if(void 0!=typeof math){var z=function(){this.addInputs("x","number");this.addInputs("y","number");this.addOutputs("","number");this.properties={x:1,y:1,formula:"x+y"}};z.title="Formula";z.desc="Compute safe formula";
z.prototype.onExecute=function(){var a=this.getInputData(0),b=this.getInputData(1);null!=a?this.properties.x=a:a=this.properties.x;null!=b?this.properties.y=b:b=this.properties.y;a=math.eval(this.properties.formula,{x:a,y:b,T:this.graph.globaltime});this.setOutputData(0,a)};z.prototype.onDrawBackground=function(){this.outputs[0].label=this.properties.formula};z.prototype.onGetOutputs=function(){return[["A-B","number"],["A*B","number"],["A/B","number"]]};x.registerNodeType("math/formula",z)}D.title=
"Vec2->XY";D.desc="vector 2 to components";D.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]))};x.registerNodeType("math3d/vec2-to-xyz",D);y.title="XY->Vec2";y.desc="components to vector2";y.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.x);var b=this.getInputData(1);null==b&&(b=this.properties.y);var c=this._data;c[0]=a;c[1]=b;this.setOutputData(0,c)};x.registerNodeType("math3d/xy-to-vec2",
y);n.title="Vec3->XYZ";n.desc="vector 3 to components";n.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]),this.setOutputData(2,a[2]))};x.registerNodeType("math3d/vec3-to-xyz",n);A.title="XYZ->Vec3";A.desc="components to vector3";A.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.x);var b=this.getInputData(1);null==b&&(b=this.properties.y);var c=this.getInputData(2);null==c&&(c=this.properties.z);
var e=this._data;e[0]=a;e[1]=b;e[2]=c;this.setOutputData(0,e)};x.registerNodeType("math3d/xyz-to-vec3",A);C.title="Vec4->XYZW";C.desc="vector 4 to components";C.prototype.onExecute=function(){var a=this.getInputData(0);null!=a&&(this.setOutputData(0,a[0]),this.setOutputData(1,a[1]),this.setOutputData(2,a[2]),this.setOutputData(3,a[3]))};x.registerNodeType("math3d/vec4-to-xyzw",C);B.title="XYZW->Vec4";B.desc="components to vector4";B.prototype.onExecute=function(){var a=this.getInputData(0);null==
a&&(a=this.properties.x);var b=this.getInputData(1);null==b&&(b=this.properties.y);var c=this.getInputData(2);null==c&&(c=this.properties.z);var e=this.getInputData(3);null==e&&(e=this.properties.w);var d=this._data;d[0]=a;d[1]=b;d[2]=c;d[3]=e;this.setOutputData(0,d)};x.registerNodeType("math3d/xyzw-to-vec4",B);u.glMatrix&&(u=function(){this.addOutput("quat","quat");this.properties={x:0,y:0,z:0,w:1};this._value=quat.create()},u.title="Quaternion",u.desc="quaternion",u.prototype.onExecute=function(){this._value[0]=
this.properties.x;this._value[1]=this.properties.y;this._value[2]=this.properties.z;this._value[3]=this.properties.w;this.setOutputData(0,this._value)},x.registerNodeType("math3d/quaternion",u),u=function(){this.addInputs([["degrees","number"],["axis","vec3"]]);this.addOutput("quat","quat");this.properties={angle:90,axis:vec3.fromValues(0,1,0)};this._value=quat.create()},u.title="Rotation",u.desc="quaternion rotation",u.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.angle);
var b=this.getInputData(1);null==b&&(b=this.properties.axis);a=quat.setAxisAngle(this._value,b,0.0174532925*a);this.setOutputData(0,a)},x.registerNodeType("math3d/rotation",u),u=function(){this.addInputs([["vec3","vec3"],["quat","quat"]]);this.addOutput("result","vec3");this.properties={vec:[0,0,1]}},u.title="Rot. Vec3",u.desc="rotate a point",u.prototype.onExecute=function(){var a=this.getInputData(0);null==a&&(a=this.properties.vec);var b=this.getInputData(1);null==b?this.setOutputData(a):this.setOutputData(0,
vec3.transformQuat(vec3.create(),a,b))},x.registerNodeType("math3d/rotate_vec3",u),u=function(){this.addInputs([["A","quat"],["B","quat"]]);this.addOutput("A*B","quat");this._value=quat.create()},u.title="Mult. Quat",u.desc="rotate quaternion",u.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a){var b=this.getInputData(1);null!=b&&(a=quat.multiply(this._value,a,b),this.setOutputData(0,a))}},x.registerNodeType("math3d/mult-quat",u),u=function(){this.addInputs([["A","quat"],["B",
"quat"],["factor","number"]]);this.addOutput("slerp","quat");this.addProperty("factor",0.5);this._value=quat.create()},u.title="Quat Slerp",u.desc="quaternion spherical interpolation",u.prototype.onExecute=function(){var a=this.getInputData(0);if(null!=a){var b=this.getInputData(1);if(null!=b){var c=this.properties.factor;null!=this.getInputData(2)&&(c=this.getInputData(2));a=quat.slerp(this._value,a,b,c);this.setOutputData(0,a)}}},x.registerNodeType("math3d/quat-slerp",u))})(this);
(function(u){function h(){this.addInput("sel","boolean");this.addOutput("value","number");this.properties={A:0,B:1};this.size=[60,20]}u=u.LiteGraph;h.title="Selector";h.desc="outputs A if selector is true, B if selector is false";h.prototype.onExecute=function(){var f=this.getInputData(0);if(void 0!==f){for(var h=1;h<this.inputs.length;h++){var d=this.inputs[h],q=this.getInputData(h);void 0!==q&&(this.properties[d.name]=q)}h=this.properties.A;d=this.properties.B;this.setOutputData(0,f?h:d)}};h.prototype.onGetInputs=
function(){return[["A",0],["B",0]]};u.registerNodeType("logic/selector",h)})(this);
(function(u){function h(){this.addInput("A","Number");this.addInput("B","Number");this.addInput("C","Number");this.addInput("D","Number");this.values=[[],[],[],[]];this.properties={scale:2}}function f(){this.addOutput("frame","image");this.properties={url:""}}function p(){this.addInput("f","number");this.addOutput("Color","color");this.properties={colorA:"#444444",colorB:"#44AAFF",colorC:"#44FFAA",colorD:"#FFFFFF"}}function d(){this.addInput("","image");this.size=[200,200]}function q(){this.addInputs([["img1",
"image"],["img2","image"],["fade","number"]]);this.addOutput("","image");this.properties={fade:0.5,width:512,height:512}}function s(){this.addInput("","image");this.addOutput("","image");this.properties={width:256,height:256,x:0,y:0,scale:1};this.size=[50,20]}function v(){this.addInput("t","number");this.addOutputs([["frame","image"],["t","number"],["d","number"]]);this.properties={url:"",use_proxy:!0}}function t(){this.addOutput("Webcam","image");this.properties={}}var k=u.LiteGraph;h.title="Plot";
h.desc="Plots data over time";h.colors=["#FFF","#F99","#9F9","#99F"];h.prototype.onExecute=function(d){if(!this.flags.collapsed){d=this.size;for(var b=0;4>b;++b){var a=this.getInputData(b);if(null!=a){var c=this.values[b];c.push(a);c.length>d[0]&&c.shift()}}}};h.prototype.onDrawBackground=function(d){if(!this.flags.collapsed){var b=this.size,a=0.5*b[1]/this.properties.scale,c=h.colors,f=0.5*b[1];d.fillStyle="#000";d.fillRect(0,0,b[0],b[1]);d.strokeStyle="#555";d.beginPath();d.moveTo(0,f);d.lineTo(b[0],
f);d.stroke();for(var k=0;4>k;++k){var e=this.values[k];d.strokeStyle=c[k];d.beginPath();var l=e[0]*a*-1+f;d.moveTo(0,Math.clamp(l,0,b[1]));for(var r=1;r<e.length&&r<b[0];++r)l=e[r]*a*-1+f,d.lineTo(r,Math.clamp(l,0,b[1]));d.stroke()}}};k.registerNodeType("graphics/plot",h);f.title="Image";f.desc="Image loader";f.widgets=[{name:"load",text:"Load",type:"button"}];f.supported_extensions=["jpg","jpeg","png","gif"];f.prototype.onAdded=function(){""!=this.properties.url&&null==this.img&&this.loadImage(this.properties.url)};
f.prototype.onDrawBackground=function(d){this.img&&5<this.size[0]&&5<this.size[1]&&d.drawImage(this.img,0,0,this.size[0],this.size[1])};f.prototype.onExecute=function(){this.img||(this.boxcolor="#000");this.img&&this.img.width?this.setOutputData(0,this.img):this.setOutputData(0,null);this.img&&this.img.dirty&&(this.img.dirty=!1)};f.prototype.onPropertyChanged=function(d,b){this.properties[d]=b;"url"==d&&""!=b&&this.loadImage(b);return!0};f.prototype.loadImage=function(d,b){if(""==d)this.img=null;
else{this.img=document.createElement("img");"http"==d.substr(0,4)&&k.proxy&&(d=k.proxy+d.substr(d.indexOf(":")+3));this.img.src=d;this.boxcolor="#F95";var a=this;this.img.onload=function(){b&&b(this);a.trace("Image loaded, size: "+a.img.width+"x"+a.img.height);this.dirty=!0;a.boxcolor="#9F9";a.setDirtyCanvas(!0)}}};f.prototype.onWidget=function(d,b){"load"==b.name&&this.loadImage(this.properties.url)};f.prototype.onDropFile=function(d){var b=this;this._url&&URL.revokeObjectURL(this._url);this._url=
URL.createObjectURL(d);this.properties.url=this._url;this.loadImage(this._url,function(a){b.size[1]=a.height/a.width*b.size[0]})};k.registerNodeType("graphics/image",f);p.title="Palette";p.desc="Generates a color";p.prototype.onExecute=function(){var d=[];null!=this.properties.colorA&&d.push(hex2num(this.properties.colorA));null!=this.properties.colorB&&d.push(hex2num(this.properties.colorB));null!=this.properties.colorC&&d.push(hex2num(this.properties.colorC));null!=this.properties.colorD&&d.push(hex2num(this.properties.colorD));
var b=this.getInputData(0);null==b&&(b=0.5);1<b?b=1:0>b&&(b=0);if(0!=d.length){var a=[0,0,0];if(0==b)a=d[0];else if(1==b)a=d[d.length-1];else{var c=(d.length-1)*b,b=d[Math.floor(c)],d=d[Math.floor(c)+1],c=c-Math.floor(c);a[0]=b[0]*(1-c)+d[0]*c;a[1]=b[1]*(1-c)+d[1]*c;a[2]=b[2]*(1-c)+d[2]*c}for(var f in a)a[f]/=255;this.boxcolor=colorToString(a);this.setOutputData(0,a)}};k.registerNodeType("color/palette",p);d.title="Frame";d.desc="Frame viewerew";d.widgets=[{name:"resize",text:"Resize box",type:"button"},
{name:"view",text:"View Image",type:"button"}];d.prototype.onDrawBackground=function(d){this.frame&&d.drawImage(this.frame,0,0,this.size[0],this.size[1])};d.prototype.onExecute=function(){this.frame=this.getInputData(0);this.setDirtyCanvas(!0)};d.prototype.onWidget=function(d,b){if("resize"==b.name&&this.frame){var a=this.frame.width,c=this.frame.height;a||null==this.frame.videoWidth||(a=this.frame.videoWidth,c=this.frame.videoHeight);a&&c&&(this.size=[a,c]);this.setDirtyCanvas(!0,!0)}else"view"==
b.name&&this.show()};d.prototype.show=function(){showElement&&this.frame&&showElement(this.frame)};k.registerNodeType("graphics/frame",d);q.title="Image fade";q.desc="Fades between images";q.widgets=[{name:"resizeA",text:"Resize to A",type:"button"},{name:"resizeB",text:"Resize to B",type:"button"}];q.prototype.onAdded=function(){this.createCanvas();var d=this.canvas.getContext("2d");d.fillStyle="#000";d.fillRect(0,0,this.properties.width,this.properties.height)};q.prototype.createCanvas=function(){this.canvas=
document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};q.prototype.onExecute=function(){var d=this.canvas.getContext("2d");this.canvas.width=this.canvas.width;var b=this.getInputData(0);null!=b&&d.drawImage(b,0,0,this.canvas.width,this.canvas.height);b=this.getInputData(2);null==b?b=this.properties.fade:this.properties.fade=b;d.globalAlpha=b;b=this.getInputData(1);null!=b&&d.drawImage(b,0,0,this.canvas.width,this.canvas.height);d.globalAlpha=
1;this.setOutputData(0,this.canvas);this.setDirtyCanvas(!0)};k.registerNodeType("graphics/imagefade",q);s.title="Crop";s.desc="Crop Image";s.prototype.onAdded=function(){this.createCanvas()};s.prototype.createCanvas=function(){this.canvas=document.createElement("canvas");this.canvas.width=this.properties.width;this.canvas.height=this.properties.height};s.prototype.onExecute=function(){var d=this.getInputData(0);d&&(d.width?(this.canvas.getContext("2d").drawImage(d,-this.properties.x,-this.properties.y,
d.width*this.properties.scale,d.height*this.properties.scale),this.setOutputData(0,this.canvas)):this.setOutputData(0,null))};s.prototype.onDrawBackground=function(d){this.flags.collapsed||this.canvas&&d.drawImage(this.canvas,0,0,this.canvas.width,this.canvas.height,0,0,this.size[0],this.size[1])};s.prototype.onPropertyChanged=function(d,b){this.properties[d]=b;"scale"==d?(this.properties[d]=parseFloat(b),0==this.properties[d]&&(this.trace("Error in scale"),this.properties[d]=1)):this.properties[d]=
parseInt(b);this.createCanvas();return!0};k.registerNodeType("graphics/cropImage",s);v.title="Video";v.desc="Video playback";v.widgets=[{name:"play",text:"PLAY",type:"minibutton"},{name:"stop",text:"STOP",type:"minibutton"},{name:"demo",text:"Demo video",type:"button"},{name:"mute",text:"Mute video",type:"button"}];v.prototype.onExecute=function(){if(this.properties.url&&(this.properties.url!=this._video_url&&this.loadVideo(this.properties.url),this._video&&0!=this._video.width)){var d=this.getInputData(0);
d&&0<=d&&1>=d&&(this._video.currentTime=d*this._video.duration,this._video.pause());this._video.dirty=!0;this.setOutputData(0,this._video);this.setOutputData(1,this._video.currentTime);this.setOutputData(2,this._video.duration);this.setDirtyCanvas(!0)}};v.prototype.onStart=function(){this.play()};v.prototype.onStop=function(){this.stop()};v.prototype.loadVideo=function(d){this._video_url=d;this.properties.use_proxy&&"http"==d.substr(0,4)&&k.proxy&&(d=k.proxy+d.substr(d.indexOf(":")+3));this._video=
document.createElement("video");this._video.src=d;this._video.type="type=video/mp4";this._video.muted=!0;this._video.autoplay=!0;var b=this;this._video.addEventListener("loadedmetadata",function(a){b.trace("Duration: "+this.duration+" seconds");b.trace("Size: "+this.videoWidth+","+this.videoHeight);b.setDirtyCanvas(!0);this.width=this.videoWidth;this.height=this.videoHeight});this._video.addEventListener("progress",function(a){});this._video.addEventListener("error",function(a){console.log("Error loading video: "+
this.src);b.trace("Error loading video: "+this.src);if(this.error)switch(this.error.code){case this.error.MEDIA_ERR_ABORTED:b.trace("You stopped the video.");break;case this.error.MEDIA_ERR_NETWORK:b.trace("Network error - please try again later.");break;case this.error.MEDIA_ERR_DECODE:b.trace("Video is broken..");break;case this.error.MEDIA_ERR_SRC_NOT_SUPPORTED:b.trace("Sorry, your browser can't play this video.")}});this._video.addEventListener("ended",function(a){b.trace("Ended.");this.play()})};
v.prototype.onPropertyChanged=function(d,b){this.properties[d]=b;"url"==d&&""!=b&&this.loadVideo(b);return!0};v.prototype.play=function(){this._video&&this._video.play()};v.prototype.playPause=function(){this._video&&(this._video.paused?this.play():this.pause())};v.prototype.stop=function(){this._video&&(this._video.pause(),this._video.currentTime=0)};v.prototype.pause=function(){this._video&&(this.trace("Video paused"),this._video.pause())};v.prototype.onWidget=function(d,b){};k.registerNodeType("graphics/video",
v);t.title="Webcam";t.desc="Webcam image";t.prototype.openStream=function(){function d(a){console.log("Webcam rejected",a);b._webcam_stream=!1;b.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=!0;navigator.getUserMedia({video:!0},this.streamReady.bind(this),d);var b=this}};t.prototype.onRemoved=function(){this._webcam_stream&&
(this._webcam_stream.stop(),this._video=this._webcam_stream=null)};t.prototype.streamReady=function(d){this._webcam_stream=d;var b=this._video;b||(b=document.createElement("video"),b.autoplay=!0,b.src=window.URL.createObjectURL(d),this._video=b,b.onloadedmetadata=function(a){console.log(a)})};t.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();this._video&&this._video.videoWidth&&(this._video.width=this._video.videoWidth,this._video.height=this._video.videoHeight,
this.setOutputData(0,this._video))};t.prototype.getExtraMenuOptions=function(d){var b=this;return[{content:b.properties.show?"Hide Frame":"Show Frame",callback:function(){b.properties.show=!b.properties.show}}]};t.prototype.onDrawBackground=function(d){this.flags.collapsed||20>=this.size[1]||!this.properties.show||!this._video||(d.save(),d.drawImage(this._video,0,0,this.size[0],this.size[1]),d.restore())};k.registerNodeType("graphics/webcam",t)})(this);
(function(u){var h=u.LiteGraph;u.LGraphTexture=null;if("undefined"!=typeof GL){var f=function(){this.addOutput("Texture","Texture");this.properties={name:"",filter:!0};this.size=[f.image_preview_size,f.image_preview_size]};u.LGraphTexture=f;f.title="Texture";f.desc="Texture";f.widgets_info={name:{widget:"texture"},filter:{widget:"checkbox"}};f.loadTextureCallback=null;f.image_preview_size=256;f.PASS_THROUGH=1;f.COPY=2;f.LOW=3;f.HIGH=4;f.REUSE=5;f.DEFAULT=2;f.MODE_VALUES={"pass through":f.PASS_THROUGH,
copy:f.COPY,low:f.LOW,high:f.HIGH,reuse:f.REUSE,"default":f.DEFAULT};f.getTexturesContainer=function(){return gl.textures};f.loadTexture=function(a,b){b=b||{};var c=a;"http://"==c.substr(0,7)&&h.proxy&&(c=h.proxy+c.substr(7));return f.getTexturesContainer()[a]=GL.Texture.fromURL(c,b)};f.getTexture=function(a){var b=this.getTexturesContainer();if(!b)throw"Cannot load texture, container of textures not found";b=b[a];return!b&&a&&":"!=a[0]?this.loadTexture(a):b};f.getTargetTexture=function(a,b,c){if(!a)throw"LGraphTexture.getTargetTexture expects a reference texture";
var d=null;switch(c){case f.LOW:d=gl.UNSIGNED_BYTE;break;case f.HIGH:d=gl.HIGH_PRECISION_FORMAT;break;case f.REUSE:return a;default:d=a?a.type:gl.UNSIGNED_BYTE}b&&b.width==a.width&&b.height==a.height&&b.type==d||(b=new GL.Texture(a.width,a.height,{type:d,format:gl.RGBA,filter:gl.LINEAR}));return b};f.getTextureType=function(a,b){var c=b?b.type:gl.UNSIGNED_BYTE;switch(a){case f.HIGH:c=gl.HIGH_PRECISION_FORMAT;break;case f.LOW:c=gl.UNSIGNED_BYTE}return c};f.getNoiseTexture=function(){if(this._noise_texture)return this._noise_texture;
for(var a=new Uint8Array(1048576),b=0;1048576>b;++b)a[b]=255*Math.random();return this._noise_texture=a=GL.Texture.fromMemory(512,512,a,{format:gl.RGBA,wrap:gl.REPEAT,filter:gl.NEAREST})};f.prototype.onDropFile=function(a,b,c){if(a){var d=null;"string"==typeof a?d=GL.Texture.fromURL(a):-1!=b.toLowerCase().indexOf(".dds")?d=GL.Texture.fromDDSInMemory(a):(a=new Blob([c]),a=URL.createObjectURL(a),d=GL.Texture.fromURL(a));this._drop_texture=d;this.properties.name=b}else this._drop_texture=null,this.properties.name=
""};f.prototype.getExtraMenuOptions=function(a){var b=this;if(this._drop_texture)return[{content:"Clear",callback:function(){b._drop_texture=null;b.properties.name=""}}]};f.prototype.onExecute=function(){var a=null;this.isOutputConnected(1)&&(a=this.getInputData(0));!a&&this._drop_texture&&(a=this._drop_texture);!a&&this.properties.name&&(a=f.getTexture(this.properties.name));if(a){this._last_tex=a;!1===this.properties.filter?a.setParameter(gl.TEXTURE_MAG_FILTER,gl.NEAREST):a.setParameter(gl.TEXTURE_MAG_FILTER,
gl.LINEAR);this.setOutputData(0,a);for(var b=1;b<this.outputs.length;b++){var c=this.outputs[b];if(c){var d=null;"width"==c.name?d=a.width:"height"==c.name?d=a.height:"aspect"==c.name&&(d=a.width/a.height);this.setOutputData(b,d)}}}};f.prototype.onResourceRenamed=function(a,b){this.properties.name==a&&(this.properties.name=b)};f.prototype.onDrawBackground=function(a){if(!(this.flags.collapsed||20>=this.size[1]))if(this._drop_texture&&a.webgl)a.drawImage(this._drop_texture,0,0,this.size[0],this.size[1]);
else{if(this._last_preview_tex!=this._last_tex)if(a.webgl)this._canvas=this._last_tex;else{var b=f.generateLowResTexturePreview(this._last_tex);if(!b)return;this._last_preview_tex=this._last_tex;this._canvas=cloneCanvas(b)}this._canvas&&(a.save(),a.webgl||(a.translate(0,this.size[1]),a.scale(1,-1)),a.drawImage(this._canvas,0,0,this.size[0],this.size[1]),a.restore())}};f.generateLowResTexturePreview=function(a){if(!a)return null;var b=f.image_preview_size,c=a;if(a.format==gl.DEPTH_COMPONENT)return null;
if(a.width>b||a.height>b)c=this._preview_temp_tex,this._preview_temp_tex||(this._preview_temp_tex=c=new GL.Texture(b,b,{minFilter:gl.NEAREST})),a.copyTo(c);a=this._preview_canvas;a||(this._preview_canvas=a=createCanvas(b,b));c&&c.toCanvas(a);return a};f.prototype.getResources=function(a){a[this.properties.name]=GL.Texture;return a};f.prototype.onGetInputs=function(){return[["in","Texture"]]};f.prototype.onGetOutputs=function(){return[["width","number"],["height","number"],["aspect","number"]]};h.registerNodeType("texture/texture",
f);var p=function(){this.addInput("Texture","Texture");this.properties={flipY:!1};this.size=[f.image_preview_size,f.image_preview_size]};p.title="Preview";p.desc="Show a texture in the graph canvas";p.allow_preview=!1;p.prototype.onDrawBackground=function(a){if(!this.flags.collapsed&&(a.webgl||p.allow_preview)){var b=this.getInputData(0);if(b){var c=null,c=!b.handle&&a.webgl?b:f.generateLowResTexturePreview(b);a.save();this.properties.flipY&&(a.translate(0,this.size[1]),a.scale(1,-1));a.drawImage(c,
0,0,this.size[0],this.size[1]);a.restore()}}};h.registerNodeType("texture/preview",p);var d=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={name:""}};d.title="Save";d.desc="Save a texture in the repository";d.prototype.onExecute=function(){var a=this.getInputData(0);a&&(this.properties.name&&(f.storeTexture?f.storeTexture(this.properties.name,a):f.getTexturesContainer()[this.properties.name]=a),this.setOutputData(0,a))};h.registerNodeType("texture/save",
d);var q=function(){this.addInput("Texture","Texture");this.addInput("TextureB","Texture");this.addInput("value","number");this.addOutput("Texture","Texture");this.help="<p>pixelcode must be vec3</p>\t\t\t<p>uvcode must be vec2, is optional</p>\t\t\t<p><strong>uv:</strong> tex. coords</p><p><strong>color:</strong> texture</p><p><strong>colorB:</strong> textureB</p><p><strong>time:</strong> scene time</p><p><strong>value:</strong> input value</p>";this.properties={value:1,uvcode:"",pixelcode:"color + colorB * value",
precision:f.DEFAULT}};q.widgets_info={uvcode:{widget:"textarea",height:100},pixelcode:{widget:"textarea",height:100},precision:{widget:"combo",values:f.MODE_VALUES}};q.title="Operation";q.desc="Texture shader operation";q.prototype.getExtraMenuOptions=function(a){var b=this;return[{content:b.properties.show?"Hide Texture":"Show Texture",callback:function(){b.properties.show=!b.properties.show}}]};q.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||!this.properties.show||
!this._tex||this._tex.gl!=a||(a.save(),a.drawImage(this._tex,0,0,this.size[0],this.size[1]),a.restore())};q.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1);if(this.properties.uvcode||this.properties.pixelcode){var c=512,d=512;a?(c=a.width,d=a.height):b&&(c=b.width,d=b.height);var e=f.getTextureType(this.properties.precision,a);this._tex=a||this._tex?f.getTargetTexture(a||
this._tex,this._tex,this.properties.precision):new GL.Texture(c,d,{type:e,format:gl.RGBA,filter:gl.LINEAR});e="";this.properties.uvcode&&(e="uv = "+this.properties.uvcode,-1!=this.properties.uvcode.indexOf(";")&&(e=this.properties.uvcode));var l="";this.properties.pixelcode&&(l="result = "+this.properties.pixelcode,-1!=this.properties.pixelcode.indexOf(";")&&(l=this.properties.pixelcode));var g=this._shader;if(!g||this._shader_code!=e+"|"+l){try{this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,
q.pixel_shader,{UV_CODE:e,PIXEL_CODE:l}),this.boxcolor="#00FF00"}catch(h){console.log("Error compiling shader: ",h);this.boxcolor="#FF0000";return}this.boxcolor="#FF0000";this._shader_code=e+"|"+l;g=this._shader}if(g){this.boxcolor="green";var k=this.getInputData(2);null!=k?this.properties.value=k:k=parseFloat(this.properties.value);var m=this.graph.getTime();this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var e=Mesh.getScreenQuad();
g.uniforms({u_texture:0,u_textureB:1,value:k,texSize:[c,d],time:m}).draw(e)});this.setOutputData(0,this._tex)}else this.boxcolor="red"}}};q.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 texSize;\n\t\t\tuniform float time;\n\t\t\tuniform float value;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tUV_CODE;\n\t\t\t\tvec4 color4 = texture2D(u_texture, uv);\n\t\t\t\tvec3 color = color4.rgb;\n\t\t\t\tvec4 color4B = texture2D(u_textureB, uv);\n\t\t\t\tvec3 colorB = color4B.rgb;\n\t\t\t\tvec3 result = color;\n\t\t\t\tfloat alpha = 1.0;\n\t\t\t\tPIXEL_CODE;\n\t\t\t\tgl_FragColor = vec4(result, alpha);\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/operation",q);var s=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:f.DEFAULT};this.properties.code="\nvoid main() {\n  vec2 uv = v_coord;\n  vec3 color = vec3(0.0);\n//your code here\n\ngl_FragColor = vec4(color, 1.0);\n}\n";this._uniforms={in_texture:0,texSize:vec2.create(),time:0}};s.title="Shader";s.desc="Texture shader";s.widgets_info={code:{type:"code"},precision:{widget:"combo",values:f.MODE_VALUES}};s.prototype.onPropertyChanged=
function(a,b){if("code"==a){var c=this.getShader();if(c){var d=c.uniformInfo;if(this.inputs)for(var e={},f=0;f<this.inputs.length;++f){var l=this.getInputInfo(f);l&&(d[l.name]&&!e[l.name]?e[l.name]=!0:(this.removeInput(f),f--))}for(f in d)if(l=c.uniformInfo[f],null!==l.loc&&"time"!=f){d="number";if(this._shader.samplers[f])d="texture";else switch(l.size){case 1:d="number";break;case 2:d="vec2";break;case 3:d="vec3";break;case 4:d="vec4";break;case 9:d="mat3";break;case 16:d="mat4";break;default:continue}l=
this.findInputSlot(f);-1==l?this.addInput(f,d):(e=this.getInputInfo(l),e)?e.type!=d&&(this.removeInput(l,d),this.addInput(f,d)):this.addInput(f,d)}}}};s.prototype.getShader=function(){if(this._shader&&this._shader_code==this.properties.code)return this._shader;this._shader_code=this.properties.code;if(this._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,s.pixel_shader+this.properties.code))this.boxcolor="green";else return this.boxcolor="red",null;return this._shader};s.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=
this.getShader();if(a){for(var b=0,c=null,d=0;d<this.inputs.length;++d){var e=this.getInputInfo(d),l=this.getInputData(d);null!=l&&(l.constructor===GL.Texture&&(l.bind(b),c||(c=l),l=b,b++),a.setUniform(e.name,l))}var g=this._uniforms,b=f.getTextureType(this.properties.precision,c),d=this.properties.width|0,e=this.properties.height|0;0==d&&(d=c?c.width:gl.canvas.width);0==e&&(e=c?c.height:gl.canvas.height);g.texSize[0]=d;g.texSize[1]=e;g.time=this.graph.getTime();this._tex&&this._tex.type==b&&this._tex.width==
d&&this._tex.height==e||(this._tex=new GL.Texture(d,e,{type:b,format:gl.RGBA,filter:gl.LINEAR}));this._tex.drawTo(function(){a.uniforms(g).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._tex)}}};s.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float time;\n\t";h.registerNodeType("texture/shader",s);var v=function(){this.addInput("in","Texture");this.addInput("scale","vec2");this.addInput("offset","vec2");this.addOutput("out","Texture");this.properties=
{offset:vec2.fromValues(0,0),scale:vec2.fromValues(1,1),precision:f.DEFAULT}};v.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};v.title="Scale/Offset";v.desc="Applies an scaling and offseting";v.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0)&&a)if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,a);else{var b=a.width,c=a.height,d=this.precision===f.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT;this.precision===f.DEFAULT&&(d=a.type);
this._tex&&this._tex.width==b&&this._tex.height==c&&this._tex.type==d||(this._tex=new GL.Texture(b,c,{type:d,format:gl.RGBA,filter:gl.LINEAR}));var e=this._shader;e||(e=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,v.pixel_shader));var l=this.getInputData(1);l?(this.properties.scale[0]=l[0],this.properties.scale[1]=l[1]):l=this.properties.scale;var g=this.getInputData(2);g?(this.properties.offset[0]=g[0],this.properties.offset[1]=g[1]):g=this.properties.offset;this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);
gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a.bind(0);var b=Mesh.getScreenQuad();e.uniforms({u_texture:0,u_scale:l,u_offset:g}).draw(b)});this.setOutputData(0,this._tex)}};v.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 u_scale;\n\t\t\tuniform vec2 u_offset;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv = uv / u_scale - u_offset;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/scaleOffset",v);var t=function(){this.addInput("in","Texture");this.addInput("warp","Texture");this.addInput("factor","number");this.addOutput("out","Texture");this.properties={factor:0.01,precision:f.DEFAULT}};t.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};t.title="Warp";t.desc="Texture warp operation";t.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,
a);else{var b=this.getInputData(1),c=512,d=512;a?(c=a.width,d=a.height):b&&(c=b.width,d=b.height);this._tex=a||this._tex?f.getTargetTexture(a||this._tex,this._tex,this.properties.precision):new GL.Texture(c,d,{type:this.precision===f.LOW?gl.UNSIGNED_BYTE:gl.HIGH_PRECISION_FORMAT,format:gl.RGBA,filter:gl.LINEAR});var e=this._shader;e||(e=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,t.pixel_shader));var l=this.getInputData(2);null!=l?this.properties.factor=l:l=parseFloat(this.properties.factor);this._tex.drawTo(function(){gl.disable(gl.DEPTH_TEST);
gl.disable(gl.CULL_FACE);gl.disable(gl.BLEND);a&&a.bind(0);b&&b.bind(1);var c=Mesh.getScreenQuad();e.uniforms({u_texture:0,u_textureB:1,u_factor:l}).draw(c)});this.setOutputData(0,this._tex)}};t.pixel_shader="precision highp float;\n\t\t\t\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_factor;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord;\n\t\t\t\tuv += ( texture2D(u_textureB, uv).rg - vec2(0.5)) * u_factor;\n\t\t\t\tgl_FragColor = texture2D(u_texture, uv);\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/warp",t);var k=function(){this.addInput("Texture","Texture");this.properties={additive:!1,antialiasing:!1,filter:!0,disable_alpha:!1,gamma:1};this.size[0]=130};k.title="to Viewport";k.desc="Texture to viewport";k.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this.properties.disable_alpha?gl.disable(gl.BLEND):(gl.enable(gl.BLEND),this.properties.additive?gl.blendFunc(gl.SRC_ALPHA,gl.ONE):gl.blendFunc(gl.SRC_ALPHA,gl.ONE_MINUS_SRC_ALPHA));gl.disable(gl.DEPTH_TEST);
var b=this.properties.gamma||1;this.isInputConnected(1)&&(b=this.getInputData(1));a.setParameter(gl.TEXTURE_MAG_FILTER,this.properties.filter?gl.LINEAR:gl.NEAREST);if(this.properties.antialiasing){k._shader||(k._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,k.aa_pixel_shader));gl.getViewport();var c=Mesh.getScreenQuad();a.bind(0);k._shader.uniforms({u_texture:0,uViewportSize:[a.width,a.height],u_igamma:1/b,inverseVP:[1/a.width,1/a.height]}).draw(c)}else 1!=b?(k._gamma_shader||(k._gamma_shader=
new GL.Shader(Shader.SCREEN_VERTEX_SHADER,k.gamma_pixel_shader)),a.toViewport(k._gamma_shader,{u_texture:0,u_igamma:1/b})):a.toViewport()}};k.prototype.onGetInputs=function(){return[["gamma","number"]]};k.aa_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 uViewportSize;\n\t\t\tuniform vec2 inverseVP;\n\t\t\tuniform float u_igamma;\n\t\t\t#define FXAA_REDUCE_MIN   (1.0/ 128.0)\n\t\t\t#define FXAA_REDUCE_MUL   (1.0 / 8.0)\n\t\t\t#define FXAA_SPAN_MAX     8.0\n\t\t\t\n\t\t\t/* from mitsuhiko/webgl-meincraft based on the code on geeks3d.com */\n\t\t\tvec4 applyFXAA(sampler2D tex, vec2 fragCoord)\n\t\t\t{\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\t/*vec2 inverseVP = vec2(1.0 / uViewportSize.x, 1.0 / uViewportSize.y);*/\n\t\t\t\tvec3 rgbNW = texture2D(tex, (fragCoord + vec2(-1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbNE = texture2D(tex, (fragCoord + vec2(1.0, -1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSW = texture2D(tex, (fragCoord + vec2(-1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbSE = texture2D(tex, (fragCoord + vec2(1.0, 1.0)) * inverseVP).xyz;\n\t\t\t\tvec3 rgbM  = texture2D(tex, fragCoord  * inverseVP).xyz;\n\t\t\t\tvec3 luma = vec3(0.299, 0.587, 0.114);\n\t\t\t\tfloat lumaNW = dot(rgbNW, luma);\n\t\t\t\tfloat lumaNE = dot(rgbNE, luma);\n\t\t\t\tfloat lumaSW = dot(rgbSW, luma);\n\t\t\t\tfloat lumaSE = dot(rgbSE, luma);\n\t\t\t\tfloat lumaM  = dot(rgbM,  luma);\n\t\t\t\tfloat lumaMin = min(lumaM, min(min(lumaNW, lumaNE), min(lumaSW, lumaSE)));\n\t\t\t\tfloat lumaMax = max(lumaM, max(max(lumaNW, lumaNE), max(lumaSW, lumaSE)));\n\t\t\t\t\n\t\t\t\tvec2 dir;\n\t\t\t\tdir.x = -((lumaNW + lumaNE) - (lumaSW + lumaSE));\n\t\t\t\tdir.y =  ((lumaNW + lumaSW) - (lumaNE + lumaSE));\n\t\t\t\t\n\t\t\t\tfloat dirReduce = max((lumaNW + lumaNE + lumaSW + lumaSE) * (0.25 * FXAA_REDUCE_MUL), FXAA_REDUCE_MIN);\n\t\t\t\t\n\t\t\t\tfloat rcpDirMin = 1.0 / (min(abs(dir.x), abs(dir.y)) + dirReduce);\n\t\t\t\tdir = min(vec2(FXAA_SPAN_MAX, FXAA_SPAN_MAX), max(vec2(-FXAA_SPAN_MAX, -FXAA_SPAN_MAX), dir * rcpDirMin)) * inverseVP;\n\t\t\t\t\n\t\t\t\tvec3 rgbA = 0.5 * (texture2D(tex, fragCoord * inverseVP + dir * (1.0 / 3.0 - 0.5)).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * (2.0 / 3.0 - 0.5)).xyz);\n\t\t\t\tvec3 rgbB = rgbA * 0.5 + 0.25 * (texture2D(tex, fragCoord * inverseVP + dir * -0.5).xyz + \n\t\t\t\t\ttexture2D(tex, fragCoord * inverseVP + dir * 0.5).xyz);\n\t\t\t\t\n\t\t\t\t//return vec4(rgbA,1.0);\n\t\t\t\tfloat lumaB = dot(rgbB, luma);\n\t\t\t\tif ((lumaB < lumaMin) || (lumaB > lumaMax))\n\t\t\t\t\tcolor = vec4(rgbA, 1.0);\n\t\t\t\telse\n\t\t\t\t\tcolor = vec4(rgbB, 1.0);\n\t\t\t\tif(u_igamma != 1.0)\n\t\t\t\t\tcolor.xyz = pow( color.xyz, vec3(u_igamma) );\n\t\t\t\treturn color;\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = applyFXAA( u_texture, v_coord * uViewportSize) ;\n\t\t\t}\n\t\t\t";
k.gamma_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_igamma;\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord);\n\t\t\t\tcolor.xyz = pow(color.xyz, vec3(u_igamma) );\n\t\t\t   gl_FragColor = color;\n\t\t\t}\n\t\t\t";h.registerNodeType("texture/toviewport",k);d=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={size:0,generate_mipmaps:!1,
precision:f.DEFAULT}};d.title="Copy";d.desc="Copy Texture";d.widgets_info={size:{widget:"combo",values:[0,32,64,128,256,512,1024,2048]},precision:{widget:"combo",values:f.MODE_VALUES}};d.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)){if(a){var b=a.width,c=a.height;0!=this.properties.size&&(c=b=this.properties.size);var d=this._temp_texture,e=a.type;this.properties.precision===f.LOW?e=gl.UNSIGNED_BYTE:this.properties.precision===f.HIGH&&
(e=gl.HIGH_PRECISION_FORMAT);d&&d.width==b&&d.height==c&&d.type==e||(d=gl.LINEAR,this.properties.generate_mipmaps&&isPowerOfTwo(b)&&isPowerOfTwo(c)&&(d=gl.LINEAR_MIPMAP_LINEAR),this._temp_texture=new GL.Texture(b,c,{type:e,format:gl.RGBA,minFilter:d,magFilter:gl.LINEAR}));a.copyTo(this._temp_texture);this.properties.generate_mipmaps&&(this._temp_texture.bind(0),gl.generateMipmap(this._temp_texture.texture_type),this._temp_texture.unbind(0))}this.setOutputData(0,this._temp_texture)}};h.registerNodeType("texture/copy",
d);var m=function(){this.addInput("Texture","Texture");this.addOutput("","Texture");this.properties={iterations:1,generate_mipmaps:!1,precision:f.DEFAULT}};m.title="Downsample";m.desc="Downsample Texture";m.widgets_info={iterations:{type:"number",step:1,precision:0,min:1},precision:{widget:"combo",values:f.MODE_VALUES}};m.prototype.onExecute=function(){var a=this.getInputData(0);if((a||this._temp_texture)&&this.isOutputConnected(0)&&a&&a.texture_type===GL.TEXTURE_2D){var b=m._shader;b||(m._shader=
b=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,m.pixel_shader));var c=a.width|0,d=a.height|0,e=a.type;this.properties.precision===f.LOW?e=gl.UNSIGNED_BYTE:this.properties.precision===f.HIGH&&(e=gl.HIGH_PRECISION_FORMAT);var l=this.properties.iterations||1,g=a,h=null,k=[],a={type:e,format:a.format},e=vec2.create(),r={u_offset:e};this._texture&&GL.Texture.releaseTemporary(this._texture);for(var n=0;n<l;++n){e[0]=1/c;e[1]=1/d;c=c>>1||0;d=d>>1||0;h=GL.Texture.getTemporary(c,d,a);k.push(h);g.setParameter(GL.TEXTURE_MAG_FILTER,
GL.NEAREST);g.copyTo(h,b,r);if(1==c&&1==d)break;g=h}this._texture=k.pop();for(n=0;n<k.length;++n)GL.Texture.releaseTemporary(k[n]);this.properties.generate_mipmaps&&(this._texture.bind(0),gl.generateMipmap(this._texture.texture_type),this._texture.unbind(0));this.setOutputData(0,this._texture)}};m.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, 0.0 ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( 0.0, u_offset.y ) );\n\t\t\t\tcolor += texture2D(u_texture, v_coord + vec2( u_offset.x, u_offset.y ) );\n\t\t\t   gl_FragColor = color * 0.25;\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/downsample",m);var b=function(){this.addInput("Texture","Texture");this.addOutput("tex","Texture");this.addOutput("avg","vec4");this.addOutput("lum","number");this.properties={mipmap_offset:0,low_precision:!1};this._uniforms={u_texture:0,u_mipmap_offset:this.properties.mipmap_offset};this._luminance=new Float32Array(4)};b.title="Average";b.desc="Compute a partial average (32 random samples) of a texture and stores it as a 1x1 pixel texture";b.prototype.onExecute=function(){var a=
this.getInputData(0);if(a&&(this.isOutputConnected(0)||this.isOutputConnected(1)||this.isOutputConnected(2))){if(!b._shader){b._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,b.pixel_shader);for(var c=new Float32Array(32),d=0;32>d;++d)c[d]=Math.random();b._shader.uniforms({u_samples_a:c.subarray(0,16),u_samples_b:c.subarray(16,32)})}d=this._temp_texture;c=gl.UNSIGNED_BYTE;a.type!=c&&(c=gl.FLOAT);d&&d.type==c||(this._temp_texture=new GL.Texture(1,1,{type:c,format:gl.RGBA,filter:gl.NEAREST}));
var e=b._shader,l=this._uniforms;l.u_mipmap_offset=this.properties.mipmap_offset;this._temp_texture.drawTo(function(){a.toViewport(e,l)});this.setOutputData(0,this._temp_texture);if(this.isOutputConnected(1)||this.isOutputConnected(2))if(d=this._temp_texture.getPixels()){var f=this._luminance,c=this._temp_texture.type;f.set(d);c==gl.UNSIGNED_BYTE?vec4.scale(f,f,1/255):c!=GL.HALF_FLOAT&&c!=GL.HALF_FLOAT_OES||vec4.scale(f,f,1/65025);this.setOutputData(1,f);this.setOutputData(2,(f[0]+f[1]+f[2])/3)}}};
b.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tuniform mat4 u_samples_a;\n\t\t\tuniform mat4 u_samples_b;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_mipmap_offset;\n\t\t\tvarying vec2 v_coord;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = vec4(0.0);\n\t\t\t\tfor(int i = 0; i < 4; ++i)\n\t\t\t\t\tfor(int j = 0; j < 4; ++j)\n\t\t\t\t\t{\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( u_samples_a[i][j], u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t\tcolor += texture2D(u_texture, vec2( 1.0 - u_samples_a[i][j], 1.0 - u_samples_b[i][j] ), u_mipmap_offset );\n\t\t\t\t\t}\n\t\t\t   gl_FragColor = color * 0.03125;\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/average",b);d=function(){this.addInput("Image","image");this.addOutput("","Texture");this.properties={}};d.title="Image to Texture";d.desc="Uploads an image to the GPU";d.prototype.onExecute=function(){var a=this.getInputData(0);if(a){var b=a.videoWidth||a.width,c=a.videoHeight||a.height;if(a.gltexture)this.setOutputData(0,a.gltexture);else{var d=this._temp_texture;d&&d.width==b&&d.height==c||(this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));try{this._temp_texture.uploadImage(a)}catch(e){console.error("image comes from an unsafe location, cannot be uploaded to webgl: "+
e);return}this.setOutputData(0,this._temp_texture)}}};h.registerNodeType("texture/imageToTexture",d);var a=function(){this.addInput("Texture","Texture");this.addInput("LUT","Texture");this.addInput("Intensity","number");this.addOutput("","Texture");this.properties={intensity:1,precision:f.DEFAULT,texture:null};a._shader||(a._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,a.pixel_shader))};a.widgets_info={texture:{widget:"texture"},precision:{widget:"combo",values:f.MODE_VALUES}};a.title="LUT";a.desc=
"Apply LUT to Texture";a.prototype.onExecute=function(){if(this.isOutputConnected(0)){var b=this.getInputData(0);if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,b);else if(b){var c=this.getInputData(1);c||(c=f.getTexture(this.properties.texture));if(c){c.bind(0);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE);gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE);gl.bindTexture(gl.TEXTURE_2D,
null);var d=this.properties.intensity;this.isInputConnected(2)&&(this.properties.intensity=d=this.getInputData(2));this._tex=f.getTargetTexture(b,this._tex,this.properties.precision);this._tex.drawTo(function(){c.bind(1);b.toViewport(a._shader,{u_texture:0,u_textureB:1,u_amount:d})});this.setOutputData(0,this._tex)}else this.setOutputData(0,b)}}};a.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform float u_amount;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\t lowp vec4 textureColor = clamp( texture2D(u_texture, v_coord), vec4(0.0), vec4(1.0) );\n\t\t\t\t mediump float blueColor = textureColor.b * 63.0;\n\t\t\t\t mediump vec2 quad1;\n\t\t\t\t quad1.y = floor(floor(blueColor) / 8.0);\n\t\t\t\t quad1.x = floor(blueColor) - (quad1.y * 8.0);\n\t\t\t\t mediump vec2 quad2;\n\t\t\t\t quad2.y = floor(ceil(blueColor) / 8.0);\n\t\t\t\t quad2.x = ceil(blueColor) - (quad2.y * 8.0);\n\t\t\t\t highp vec2 texPos1;\n\t\t\t\t texPos1.x = (quad1.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos1.y = 1.0 - ((quad1.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t highp vec2 texPos2;\n\t\t\t\t texPos2.x = (quad2.x * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.r);\n\t\t\t\t texPos2.y = 1.0 - ((quad2.y * 0.125) + 0.5/512.0 + ((0.125 - 1.0/512.0) * textureColor.g));\n\t\t\t\t lowp vec4 newColor1 = texture2D(u_textureB, texPos1);\n\t\t\t\t lowp vec4 newColor2 = texture2D(u_textureB, texPos2);\n\t\t\t\t lowp vec4 newColor = mix(newColor1, newColor2, fract(blueColor));\n\t\t\t\t gl_FragColor = vec4( mix( textureColor.rgb, newColor.rgb, u_amount), textureColor.w);\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/LUT",a);var c=function(){this.addInput("Texture","Texture");this.addOutput("R","Texture");this.addOutput("G","Texture");this.addOutput("B","Texture");this.addOutput("A","Texture");this.properties={};c._shader||(c._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,c.pixel_shader))};c.title="Texture to Channels";c.desc="Split texture channels";c.prototype.onExecute=function(){var a=this.getInputData(0);if(a){this._channels||(this._channels=Array(4));for(var b=0,d=0;4>d;d++)this.isOutputConnected(d)?
(this._channels[d]&&this._channels[d].width==a.width&&this._channels[d].height==a.height&&this._channels[d].type==a.type||(this._channels[d]=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR})),b++):this._channels[d]=null;if(b){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);for(var e=Mesh.getScreenQuad(),l=c._shader,f=[[1,0,0,0],[0,1,0,0],[0,0,1,0],[0,0,0,1]],d=0;4>d;d++)this._channels[d]&&(this._channels[d].drawTo(function(){a.bind(0);l.uniforms({u_texture:0,u_mask:f[d]}).draw(e)}),
this.setOutputData(d,this._channels[d]))}}};c.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec4 u_mask;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = vec4( vec3( length( texture2D(u_texture, v_coord) * u_mask )), 1.0 );\n\t\t\t}\n\t\t\t";h.registerNodeType("texture/textureChannels",c);var g=function(){this.addInput("R","Texture");this.addInput("G","Texture");this.addInput("B","Texture");this.addInput("A",
"Texture");this.addOutput("Texture","Texture");this.properties={};g._shader||(g._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,g.pixel_shader))};g.title="Channels to Texture";g.desc="Split texture channels";g.prototype.onExecute=function(){var a=[this.getInputData(0),this.getInputData(1),this.getInputData(2),this.getInputData(3)];if(a[0]&&a[1]&&a[2]&&a[3]){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=g._shader;this._tex=f.getTargetTexture(a[0],this._tex);this._tex.drawTo(function(){a[0].bind(0);
a[1].bind(1);a[2].bind(2);a[3].bind(3);c.uniforms({u_textureR:0,u_textureG:1,u_textureB:2,u_textureA:3}).draw(b)});this.setOutputData(0,this._tex)}};g.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureR;\n\t\t\tuniform sampler2D u_textureG;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = vec4( \t\t\t\t\t\ttexture2D(u_textureR, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureG, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureB, v_coord).r,\t\t\t\t\t\ttexture2D(u_textureA, v_coord).r);\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/channelsTexture",g);var w=function(){this.addInput("A","color");this.addInput("B","color");this.addOutput("Texture","Texture");this.properties={angle:0,scale:1,A:[0,0,0],B:[1,1,1],texture_size:32};w._shader||(w._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,w.pixel_shader));this._uniforms={u_angle:0,u_colorA:vec3.create(),u_colorB:vec3.create()}};w.title="Gradient";w.desc="Generates a gradient";w["@A"]={type:"color"};w["@B"]={type:"color"};w["@texture_size"]={type:"enum",
values:[32,64,128,256,512]};w.prototype.onExecute=function(){gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=GL.Mesh.getScreenQuad(),b=w._shader,c=this.getInputData(0);c||(c=this.properties.A);var d=this.getInputData(1);d||(d=this.properties.B);for(var e=2;e<this.inputs.length;e++){var l=this.inputs[e],f=this.getInputData(e);void 0!==f&&(this.properties[l.name]=f)}var g=this._uniforms;this._uniforms.u_angle=this.properties.angle*DEG2RAD;this._uniforms.u_scale=this.properties.scale;vec3.copy(g.u_colorA,
c);vec3.copy(g.u_colorB,d);c=parseInt(this.properties.texture_size);this._tex&&this._tex.width==c||(this._tex=new GL.Texture(c,c,{format:gl.RGB,filter:gl.LINEAR}));this._tex.drawTo(function(){b.uniforms(g).draw(a)});this.setOutputData(0,this._tex)};w.prototype.onGetInputs=function(){return[["angle","number"],["scale","number"]]};w.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform float u_angle;\n\t\t\tuniform float u_scale;\n\t\t\tuniform vec3 u_colorA;\n\t\t\tuniform vec3 u_colorB;\n\t\t\t\n\t\t\tvec2 rotate(vec2 v, float angle)\n\t\t\t{\n\t\t\t\tvec2 result;\n\t\t\t\tfloat _cos = cos(angle);\n\t\t\t\tfloat _sin = sin(angle);\n\t\t\t\tresult.x = v.x * _cos - v.y * _sin;\n\t\t\t\tresult.y = v.x * _sin + v.y * _cos;\n\t\t\t\treturn result;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tfloat f = (rotate(u_scale * (v_coord - vec2(0.5)), u_angle) + vec2(0.5)).x;\n\t\t\t\tvec3 color = mix(u_colorA,u_colorB,clamp(f,0.0,1.0));\n\t\t\t   gl_FragColor = vec4(color,1.0);\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/gradient",w);var e=function(){this.addInput("A","Texture");this.addInput("B","Texture");this.addInput("Mixer","Texture");this.addOutput("Texture","Texture");this.properties={precision:f.DEFAULT};e._shader||(e._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,e.pixel_shader))};e.title="Mix";e.desc="Generates a texture mixing two textures";e.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};e.prototype.onExecute=function(){var a=this.getInputData(0);if(this.isOutputConnected(0))if(this.properties.precision===
f.PASS_THROUGH)this.setOutputData(0,a);else{var b=this.getInputData(1),c=this.getInputData(2);if(a&&b&&c){this._tex=f.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var d=Mesh.getScreenQuad(),l=e._shader;this._tex.drawTo(function(){a.bind(0);b.bind(1);c.bind(2);l.uniforms({u_textureA:0,u_textureB:1,u_textureMix:2}).draw(d)});this.setOutputData(0,this._tex)}}};e.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_textureA;\n\t\t\tuniform sampler2D u_textureB;\n\t\t\tuniform sampler2D u_textureMix;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t   gl_FragColor = mix( texture2D(u_textureA, v_coord), texture2D(u_textureB, v_coord), texture2D(u_textureMix, v_coord) );\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/mix",e);var l=function(){this.addInput("Tex.","Texture");this.addOutput("Edges","Texture");this.properties={invert:!0,threshold:!1,factor:1,precision:f.DEFAULT};l._shader||(l._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,l.pixel_shader))};l.title="Edges";l.desc="Detects edges";l.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};l.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,
a);else if(a){this._tex=f.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var b=Mesh.getScreenQuad(),c=l._shader,d=this.properties.invert,e=this.properties.factor,g=this.properties.threshold?1:0;this._tex.drawTo(function(){a.bind(0);c.uniforms({u_texture:0,u_isize:[1/a.width,1/a.height],u_factor:e,u_threshold:g,u_invert:d?1:0}).draw(b)});this.setOutputData(0,this._tex)}}};l.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_isize;\n\t\t\tuniform int u_invert;\n\t\t\tuniform float u_factor;\n\t\t\tuniform float u_threshold;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 center = texture2D(u_texture, v_coord);\n\t\t\t\tvec4 up = texture2D(u_texture, v_coord + u_isize * vec2(0.0,1.0) );\n\t\t\t\tvec4 down = texture2D(u_texture, v_coord + u_isize * vec2(0.0,-1.0) );\n\t\t\t\tvec4 left = texture2D(u_texture, v_coord + u_isize * vec2(1.0,0.0) );\n\t\t\t\tvec4 right = texture2D(u_texture, v_coord + u_isize * vec2(-1.0,0.0) );\n\t\t\t\tvec4 diff = abs(center - up) + abs(center - down) + abs(center - left) + abs(center - right);\n\t\t\t\tdiff *= u_factor;\n\t\t\t\tif(u_invert == 1)\n\t\t\t\t\tdiff.xyz = vec3(1.0) - diff.xyz;\n\t\t\t\tif( u_threshold == 0.0 )\n\t\t\t\t\tgl_FragColor = vec4( diff.xyz, center.a );\n\t\t\t\telse\n\t\t\t\t\tgl_FragColor = vec4( diff.x > 0.5 ? 1.0 : 0.0, diff.y > 0.5 ? 1.0 : 0.0, diff.z > 0.5 ? 1.0 : 0.0, center.a );\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/edges",l);var r=function(){this.addInput("Texture","Texture");this.addInput("Distance","number");this.addInput("Range","number");this.addOutput("Texture","Texture");this.properties={distance:100,range:50,only_depth:!1,high_precision:!1};this._uniforms={u_texture:0,u_distance:100,u_range:50,u_camera_planes:null}};r.title="Depth Range";r.desc="Generates a texture with a depth range";r.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);
if(a){var b=gl.UNSIGNED_BYTE;this.properties.high_precision&&(b=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==b&&this._temp_texture.width==a.width&&this._temp_texture.height==a.height||(this._temp_texture=new GL.Texture(a.width,a.height,{type:b,format:gl.RGBA,filter:gl.LINEAR}));var c=this._uniforms,b=this.properties.distance;this.isInputConnected(1)&&(b=this.getInputData(1),this.properties.distance=b);var d=this.properties.range;this.isInputConnected(2)&&
(d=this.getInputData(2),this.properties.range=d);c.u_distance=b;c.u_range=d;gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var e=Mesh.getScreenQuad();r._shader||(r._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,r.pixel_shader),r._shader_onlydepth=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,r.pixel_shader,{ONLY_DEPTH:""}));var l=this.properties.only_depth?r._shader_onlydepth:r._shader,b=null,b=a.near_far_planes?a.near_far_planes:window.LS&&LS.Renderer._main_camera?LS.Renderer._main_camera._uniforms.u_camera_planes:
[0.1,1E3];c.u_camera_planes=b;this._temp_texture.drawTo(function(){a.bind(0);l.uniforms(c).draw(e)});this._temp_texture.near_far_planes=b;this.setOutputData(0,this._temp_texture)}}};r.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_distance;\n\t\t\tuniform float u_range;\n\t\t\t\n\t\t\tfloat LinearDepth()\n\t\t\t{\n\t\t\t\tfloat zNear = u_camera_planes.x;\n\t\t\t\tfloat zFar = u_camera_planes.y;\n\t\t\t\tfloat depth = texture2D(u_texture, v_coord).x;\n\t\t\t\tdepth = depth * 2.0 - 1.0;\n\t\t\t\treturn zNear * (depth + 1.0) / (zFar + zNear - depth * (zFar - zNear));\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat depth = LinearDepth();\n\t\t\t\t#ifdef ONLY_DEPTH\n\t\t\t\t   gl_FragColor = vec4(depth);\n\t\t\t\t#else\n\t\t\t\t\tfloat diff = abs(depth * u_camera_planes.y - u_distance);\n\t\t\t\t\tfloat dof = 1.0;\n\t\t\t\t\tif(diff <= u_range)\n\t\t\t\t\t\tdof = diff / u_range;\n\t\t\t\t   gl_FragColor = vec4(dof);\n\t\t\t\t#endif\n\t\t\t}\n\t\t\t";
h.registerNodeType("texture/depth_range",r);var D=function(){this.addInput("Texture","Texture");this.addInput("Iterations","number");this.addInput("Intensity","number");this.addOutput("Blurred","Texture");this.properties={intensity:1,iterations:1,preserve_aspect:!1,scale:[1,1],precision:f.DEFAULT}};D.title="Blur";D.desc="Blur a texture";D.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};D.max_iterations=20;D.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=
this._final_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._final_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=this.properties.iterations;this.isInputConnected(1)&&(c=this.getInputData(1),this.properties.iterations=c);c=Math.min(Math.floor(c),D.max_iterations);if(0==c)this.setOutputData(0,a);else{var d=this.properties.intensity;this.isInputConnected(2)&&(d=this.getInputData(2),this.properties.intensity=d);var e=h.camera_aspect;
e||void 0===window.gl||(e=gl.canvas.height/gl.canvas.width);e||(e=1);var e=this.properties.preserve_aspect?e:1,l=this.properties.scale||[1,1];a.applyBlur(e*l[0],l[1],d,b);for(a=1;a<c;++a)b.applyBlur(e*l[0]*(a+1),l[1]*(a+1),d);this.setOutputData(0,b)}}};h.registerNodeType("texture/blur",D);var y=function(){this.addInput("in","Texture");this.addInput("dirt","Texture");this.addOutput("out","Texture");this.addOutput("glow","Texture");this.properties={enabled:!0,intensity:1,persistence:0.99,iterations:16,
threshold:0,scale:1,dirt_factor:0.5,precision:f.DEFAULT};this._textures=[];this._uniforms={u_intensity:1,u_texture:0,u_glow_texture:1,u_threshold:0,u_texel_size:vec2.create()}};y.title="Glow";y.desc="Filters a texture giving it a glow effect";y.weights=new Float32Array([0.5,0.4,0.3,0.2]);y.widgets_info={iterations:{type:"number",min:0,max:16,step:1,precision:0},threshold:{type:"number",min:0,max:10,step:0.01,precision:2},precision:{widget:"combo",values:f.MODE_VALUES}};y.prototype.onGetInputs=function(){return[["enabled",
"boolean"],["threshold","number"],["intensity","number"],["persistence","number"],["iterations","number"],["dirt_factor","number"]]};y.prototype.onGetOutputs=function(){return[["average","Texture"]]};y.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isAnyOutputConnected())if(this.properties.precision===f.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=a.width,c=a.height,d={format:a.format,type:a.type,minFilter:GL.LINEAR,magFilter:GL.LINEAR,
wrap:gl.CLAMP_TO_EDGE},e=f.getTextureType(this.properties.precision,a),l=this._uniforms,g=this._textures,h=y._cut_shader;h||(h=y._cut_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.cut_pixel_shader));gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);l.u_threshold=this.getInputOrProperty("threshold");var k=g[0]=GL.Texture.getTemporary(b,c,d);a.blit(k,h.uniforms(l));var m=k,r=this.getInputOrProperty("iterations"),r=Math.clamp(r,1,16)|0,n=l.u_texel_size,q=this.getInputOrProperty("intensity");l.u_intensity=
1;l.u_delta=this.properties.scale;h=y._shader;h||(h=y._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.scale_pixel_shader));for(var s=1;s<r;s++){b>>=1;1<(c|0)&&(c>>=1);if(2>b)break;k=g[s]=GL.Texture.getTemporary(b,c,d);n[0]=1/m.width;n[1]=1/m.height;m.blit(k,h.uniforms(l));m=k}this.isOutputConnected(2)&&(b=this._average_texture,b&&b.type==a.type&&b.format==a.format||(b=this._average_texture=new GL.Texture(1,1,{type:a.type,format:a.format,filter:gl.LINEAR})),n[0]=1/m.width,n[1]=1/m.height,l.u_intensity=
q,l.u_delta=1,m.blit(b,h.uniforms(l)),this.setOutputData(2,b));gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);l.u_intensity=this.getInputOrProperty("persistence");l.u_delta=0.5;for(s-=2;0<=s;s--)k=g[s],g[s]=null,n[0]=1/m.width,n[1]=1/m.height,m.blit(k,h.uniforms(l)),GL.Texture.releaseTemporary(m),m=k;gl.disable(gl.BLEND);this.isOutputConnected(1)&&(g=this._glow_texture,g&&g.width==a.width&&g.height==a.height&&g.type==e&&g.format==a.format||(g=this._glow_texture=new GL.Texture(a.width,a.height,{type:e,
format:a.format,filter:gl.LINEAR})),m.blit(g),this.setOutputData(1,g));if(this.isOutputConnected(0)){g=this._final_texture;g&&g.width==a.width&&g.height==a.height&&g.type==e&&g.format==a.format||(g=this._final_texture=new GL.Texture(a.width,a.height,{type:e,format:a.format,filter:gl.LINEAR}));var p=this.getInputData(1),v=this.getInputOrProperty("dirt_factor");l.u_intensity=q;h=p?y._dirt_final_shader:y._final_shader;h||(h=p?y._dirt_final_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.final_pixel_shader,
{USE_DIRT:""}):y._final_shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,y.final_pixel_shader));g.drawTo(function(){a.bind(0);m.bind(1);p&&(h.setUniform("u_dirt_factor",v),h.setUniform("u_dirt_texture",p.bind(2)));h.toViewport(l)});this.setOutputData(0,g)}GL.Texture.releaseTemporary(m)}};y.cut_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform float u_threshold;\n\t\tvoid main() {\n\t\t\tgl_FragColor = max( texture2D( u_texture, v_coord ) - vec4( u_threshold ), vec4(0.0) );\n\t\t}";
y.scale_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform vec2 u_texel_size;\n\t\tuniform float u_delta;\n\t\tuniform float u_intensity;\n\t\t\n\t\tvec4 sampleBox(vec2 uv) {\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\t\tvec4 s = texture2D( u_texture, uv + o.xy ) + texture2D( u_texture, uv + o.zy) + texture2D( u_texture, uv + o.xw) + texture2D( u_texture, uv + o.zw);\n\t\t\treturn s * 0.25;\n\t\t}\n\t\tvoid main() {\n\t\t\tgl_FragColor = u_intensity * sampleBox( v_coord );\n\t\t}";
y.final_pixel_shader="precision highp float;\n\t\tvarying vec2 v_coord;\n\t\tuniform sampler2D u_texture;\n\t\tuniform sampler2D u_glow_texture;\n\t\t#ifdef USE_DIRT\n\t\t\tuniform sampler2D u_dirt_texture;\n\t\t#endif\n\t\tuniform vec2 u_texel_size;\n\t\tuniform float u_delta;\n\t\tuniform float u_intensity;\n\t\tuniform float u_dirt_factor;\n\t\t\n\t\tvec4 sampleBox(vec2 uv) {\n\t\t\tvec4 o = u_texel_size.xyxy * vec2(-u_delta, u_delta).xxyy;\n\t\t\tvec4 s = texture2D( u_glow_texture, uv + o.xy ) + texture2D( u_glow_texture, uv + o.zy) + texture2D( u_glow_texture, uv + o.xw) + texture2D( u_glow_texture, uv + o.zw);\n\t\t\treturn s * 0.25;\n\t\t}\n\t\tvoid main() {\n\t\t\tvec4 glow = sampleBox( v_coord );\n\t\t\t#ifdef USE_DIRT\n\t\t\t\tglow = mix( glow, glow * texture2D( u_dirt_texture, v_coord ), u_dirt_factor );\n\t\t\t#endif\n\t\t\tgl_FragColor = texture2D( u_texture, v_coord ) + u_intensity * glow;\n\t\t}";
h.registerNodeType("texture/glow",y);var n=function(){this.addInput("Texture","Texture");this.addOutput("Filtered","Texture");this.properties={intensity:1,radius:5}};n.title="Kuwahara Filter";n.desc="Filters a texture giving an artistic oil canvas painting";n.max_radius=10;n._shaders=[];n.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(this._temp_texture=new GL.Texture(a.width,
a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));b=this.properties.radius;b=Math.min(Math.floor(b),n.max_radius);if(0==b)this.setOutputData(0,a);else{var c=this.properties.intensity,d=h.camera_aspect;d||void 0===window.gl||(d=gl.canvas.height/gl.canvas.width);d||(d=1);d=this.properties.preserve_aspect?d:1;n._shaders[b]||(n._shaders[b]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,n.pixel_shader,{RADIUS:b.toFixed(0)}));var e=n._shaders[b],l=GL.Mesh.getScreenQuad();a.bind(0);this._temp_texture.drawTo(function(){e.uniforms({u_texture:0,
u_intensity:c,u_resolution:[a.width,a.height],u_iResolution:[1/a.width,1/a.height]}).draw(l)});this.setOutputData(0,this._temp_texture)}}};n.pixel_shader="\n\tprecision highp float;\n\tvarying vec2 v_coord;\n\tuniform sampler2D u_texture;\n\tuniform float u_intensity;\n\tuniform vec2 u_resolution;\n\tuniform vec2 u_iResolution;\n\t#ifndef RADIUS\n\t\t#define RADIUS 7\n\t#endif\n\tvoid main() {\n\t\n\t\tconst int radius = RADIUS;\n\t\tvec2 fragCoord = v_coord;\n\t\tvec2 src_size = u_iResolution;\n\t\tvec2 uv = v_coord;\n\t\tfloat n = float((radius + 1) * (radius + 1));\n\t\tint i;\n\t\tint j;\n\t\tvec3 m0 = vec3(0.0); vec3 m1 = vec3(0.0); vec3 m2 = vec3(0.0); vec3 m3 = vec3(0.0);\n\t\tvec3 s0 = vec3(0.0); vec3 s1 = vec3(0.0); vec3 s2 = vec3(0.0); vec3 s3 = vec3(0.0);\n\t\tvec3 c;\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm0 += c;\n\t\t\t\ts0 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = -radius; j <= 0; ++j)  {\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm1 += c;\n\t\t\t\ts1 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\t\t\tfor (int i = 0; i <= radius; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm2 += c;\n\t\t\t\ts2 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfor (int j = 0; j <= radius; ++j)  {\n\t\t\tfor (int i = -radius; i <= 0; ++i)  {\n\t\t\t\tc = texture2D(u_texture, uv + vec2(i,j) * src_size).rgb;\n\t\t\t\tm3 += c;\n\t\t\t\ts3 += c * c;\n\t\t\t}\n\t\t}\n\t\t\n\t\tfloat min_sigma2 = 1e+2;\n\t\tm0 /= n;\n\t\ts0 = abs(s0 / n - m0 * m0);\n\t\t\n\t\tfloat sigma2 = s0.r + s0.g + s0.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m0, 1.0);\n\t\t}\n\t\t\n\t\tm1 /= n;\n\t\ts1 = abs(s1 / n - m1 * m1);\n\t\t\n\t\tsigma2 = s1.r + s1.g + s1.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m1, 1.0);\n\t\t}\n\t\t\n\t\tm2 /= n;\n\t\ts2 = abs(s2 / n - m2 * m2);\n\t\t\n\t\tsigma2 = s2.r + s2.g + s2.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m2, 1.0);\n\t\t}\n\t\t\n\t\tm3 /= n;\n\t\ts3 = abs(s3 / n - m3 * m3);\n\t\t\n\t\tsigma2 = s3.r + s3.g + s3.b;\n\t\tif (sigma2 < min_sigma2) {\n\t\t\tmin_sigma2 = sigma2;\n\t\t\tgl_FragColor = vec4(m3, 1.0);\n\t\t}\n\t}\n\t";
h.registerNodeType("texture/kuwahara",n);d=function(){this.addOutput("Webcam","Texture");this.properties={texture_name:""}};d.title="Webcam";d.desc="Webcam texture";d.prototype.openStream=function(){function a(c){console.log("Webcam rejected",c);b._webcam_stream=!1;b.box_color="red"}navigator.getUserMedia=navigator.getUserMedia||navigator.webkitGetUserMedia||navigator.mozGetUserMedia||navigator.msGetUserMedia;window.URL=window.URL||window.webkitURL;if(navigator.getUserMedia){this._waiting_confirmation=
!0;var b=this;navigator.getUserMedia({video:!0},this.streamReady.bind(this),a)}};d.prototype.streamReady=function(a){this._webcam_stream=a;var b=this._video;b||(b=document.createElement("video"),b.autoplay=!0,b.src=window.URL.createObjectURL(a),this._video=b,b.onloadedmetadata=function(a){console.log(a)})};d.prototype.onRemoved=function(){if(this._webcam_stream){var a=this._webcam_stream.getVideoTracks();a.length&&(a=a[0],a.stop&&a.stop());this._video=this._webcam_stream=null}};d.prototype.onDrawBackground=
function(a){this.flags.collapsed||20>=this.size[1]||!this._video||(a.save(),a.webgl?this._temp_texture&&a.drawImage(this._temp_texture,0,0,this.size[0],this.size[1]):(a.translate(0,this.size[1]),a.scale(1,-1),a.drawImage(this._video,0,0,this.size[0],this.size[1])),a.restore())};d.prototype.onExecute=function(){null!=this._webcam_stream||this._waiting_confirmation||this.openStream();if(this._video&&this._video.videoWidth){var a=this._video.videoWidth,b=this._video.videoHeight,c=this._temp_texture;
c&&c.width==a&&c.height==b||(this._temp_texture=new GL.Texture(a,b,{format:gl.RGB,filter:gl.LINEAR}));this._temp_texture.uploadImage(this._video);this.properties.texture_name&&(f.getTexturesContainer()[this.properties.texture_name]=this._temp_texture);this.setOutputData(0,this._temp_texture)}};h.registerNodeType("texture/webcam",d);var A=function(){this.addInput("in","Texture");this.addInput("f","number");this.addOutput("out","Texture");this.properties={enabled:!0,factor:1,precision:f.LOW};this._uniforms=
{u_texture:0,u_factor:1}};A.title="Lens FX";A.desc="distortion and chromatic aberration";A.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};A.prototype.onGetInputs=function(){return[["enabled","boolean"]]};A.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==
a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=A._shader;c||(c=A._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,A.pixel_shader));var d=this.getInputData(1);null==d&&(d=this.properties.factor);var e=this._uniforms;e.u_factor=d;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};A.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_factor;\n\t\t\tvec2 barrelDistortion(vec2 coord, float amt) {\n\t\t\t\tvec2 cc = coord - 0.5;\n\t\t\t\tfloat dist = dot(cc, cc);\n\t\t\t\treturn coord + cc * dist * amt;\n\t\t\t}\n\t\t\t\n\t\t\tfloat sat( float t )\n\t\t\t{\n\t\t\t\treturn clamp( t, 0.0, 1.0 );\n\t\t\t}\n\t\t\t\n\t\t\tfloat linterp( float t ) {\n\t\t\t\treturn sat( 1.0 - abs( 2.0*t - 1.0 ) );\n\t\t\t}\n\t\t\t\n\t\t\tfloat remap( float t, float a, float b ) {\n\t\t\t\treturn sat( (t - a) / (b - a) );\n\t\t\t}\n\t\t\t\n\t\t\tvec4 spectrum_offset( float t ) {\n\t\t\t\tvec4 ret;\n\t\t\t\tfloat lo = step(t,0.5);\n\t\t\t\tfloat hi = 1.0-lo;\n\t\t\t\tfloat w = linterp( remap( t, 1.0/6.0, 5.0/6.0 ) );\n\t\t\t\tret = vec4(lo,1.0,hi, 1.) * vec4(1.0-w, w, 1.0-w, 1.);\n\t\t\t\n\t\t\t\treturn pow( ret, vec4(1.0/2.2) );\n\t\t\t}\n\t\t\t\n\t\t\tconst float max_distort = 2.2;\n\t\t\tconst int num_iter = 12;\n\t\t\tconst float reci_num_iter_f = 1.0 / float(num_iter);\n\t\t\t\n\t\t\tvoid main()\n\t\t\t{\t\n\t\t\t\tvec2 uv=v_coord;\n\t\t\t\tvec4 sumcol = vec4(0.0);\n\t\t\t\tvec4 sumw = vec4(0.0);\t\n\t\t\t\tfor ( int i=0; i<num_iter;++i )\n\t\t\t\t{\n\t\t\t\t\tfloat t = float(i) * reci_num_iter_f;\n\t\t\t\t\tvec4 w = spectrum_offset( t );\n\t\t\t\t\tsumw += w;\n\t\t\t\t\tsumcol += w * texture2D( u_texture, barrelDistortion(uv, .6 * max_distort*t * u_factor ) );\n\t\t\t\t}\n\t\t\t\tgl_FragColor = sumcol / sumw;\n\t\t\t}";
h.registerNodeType("texture/lensfx",A);var C=function(){this.addInput("in","Texture");this.addInput("exp","number");this.addOutput("out","Texture");this.properties={exposition:1,precision:f.LOW};this._uniforms={u_texture:0,u_exposition:exp}};C.title="Exposition";C.desc="Controls texture exposition";C.widgets_info={exposition:{widget:"slider",min:0,max:3},precision:{widget:"combo",values:f.MODE_VALUES}};C.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0)){var b=
this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=C._shader;c||(c=C._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,C.pixel_shader));var d=this.getInputData(1);null!=d&&(this.properties.exposition=d);var e=this._uniforms;b.drawTo(function(){gl.disable(gl.DEPTH_TEST);a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,b)}};C.pixel_shader=
"precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_exposition;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\t\t\t\tgl_FragColor = vec4( color.xyz * u_exposition, color.a );\n\t\t\t}";h.registerNodeType("texture/exposition",C);var B=function(){this.addInput("in","Texture");this.addInput("avg","number");this.addOutput("out","Texture");this.properties={enabled:!0,scale:1,gamma:1,average_lum:1,lum_white:1,
precision:f.LOW};this._uniforms={u_texture:0,u_lumwhite2:1,u_igamma:1,u_scale:1,u_average_lum:1}};B.title="Tone Mapping";B.desc="Applies Tone Mapping to convert from high to low";B.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES}};B.prototype.onGetInputs=function(){return[["enabled","boolean"]]};B.prototype.onExecute=function(){var a=this.getInputData(0);if(a&&this.isOutputConnected(0))if(this.properties.precision===f.PASS_THROUGH||!1===this.getInputOrProperty("enabled"))this.setOutputData(0,
a);else{var b=this._temp_texture;b&&b.width==a.width&&b.height==a.height&&b.type==a.type||(b=this._temp_texture=new GL.Texture(a.width,a.height,{type:a.type,format:gl.RGBA,filter:gl.LINEAR}));var c=B._shader;c||(c=B._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,B.pixel_shader));var d=this.getInputData(1);null!=d&&(this.properties.average_lum=d);var e=this._uniforms;e.u_lumwhite2=this.properties.lum_white*this.properties.lum_white;e.u_scale=this.properties.scale;e.u_average_lum=this.properties.average_lum;
e.u_igamma=1/this.properties.gamma;gl.disable(gl.DEPTH_TEST);b.drawTo(function(){a.bind(0);c.uniforms(e).draw(GL.Mesh.getScreenQuad())});this.setOutputData(0,this._temp_texture)}};B.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_scale;\n\t\t\tuniform float u_average_lum;\n\t\t\tuniform float u_lumwhite2;\n\t\t\tuniform float u_igamma;\n\t\t\tvec3 RGB2xyY (vec3 rgb)\n\t\t\t{\n\t\t\t\t const mat3 RGB2XYZ = mat3(0.4124, 0.3576, 0.1805,\n\t\t\t\t\t\t\t\t\t\t   0.2126, 0.7152, 0.0722,\n\t\t\t\t\t\t\t\t\t\t   0.0193, 0.1192, 0.9505);\n\t\t\t\tvec3 XYZ = RGB2XYZ * rgb;\n\t\t\t\t\n\t\t\t\tfloat f = (XYZ.x + XYZ.y + XYZ.z);\n\t\t\t\treturn vec3(XYZ.x / f,\n\t\t\t\t\t\t\tXYZ.y / f,\n\t\t\t\t\t\t\tXYZ.y);\n\t\t\t}\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_texture, v_coord );\n\t\t\t\tvec3 rgb = color.xyz;\n\t\t\t\t//Ld - this part of the code is the same for both versions\n\t\t\t\tfloat lum = dot(rgb, vec3(0.2126, 0.7152, 0.0722));\n\t\t\t\tfloat L = (u_scale / u_average_lum) * lum;\n\t\t\t\tfloat Ld = (L * (1.0 + L / u_lumwhite2)) / (1.0 + L);\n\t\t\t\t//first\n\t\t\t\t//vec3 xyY = RGB2xyY(rgb);\n\t\t\t\t//xyY.z *= Ld;\n\t\t\t\t//rgb = xyYtoRGB(xyY);\n\t\t\t\t//second\n\t\t\t\trgb = (rgb / lum) * Ld;\n\t\t\t\trgb = pow( rgb, vec3( u_igamma ) );\n\t\t\t\tgl_FragColor = vec4( rgb, color.a );\n\t\t\t}";
h.registerNodeType("texture/tonemapping",B);var x=function(){this.addOutput("out","Texture");this.properties={width:512,height:512,seed:0,persistence:0.1,octaves:8,scale:1,offset:[0,0],amplitude:1,precision:f.DEFAULT};this._key=0;this._uniforms={u_persistence:0.1,u_seed:0,u_offset:vec2.create(),u_scale:1,u_viewport:vec2.create()}};x.title="Perlin";x.desc="Generates a perlin noise texture";x.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES},width:{type:"Number",precision:0,step:1},height:{type:"Number",
precision:0,step:1},octaves:{type:"Number",precision:0,step:1,min:1,max:50}};x.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.properties.width|0,b=this.properties.height|0;0==a&&(a=gl.viewport_data[2]);0==b&&(b=gl.viewport_data[3]);var c=f.getTextureType(this.properties.precision),d=this._temp_texture;d&&d.width==a&&d.height==b&&d.type==c||(d=this._temp_texture=new GL.Texture(a,b,{type:c,format:gl.RGB,filter:gl.LINEAR}));c=a+b+c+this.properties.persistence+this.properties.octaves+
this.properties.scale+this.properties.seed+this.properties.offset[0]+this.properties.offset[1]+this.properties.amplitude;if(c!=this._key){this._key=c;var e=this._uniforms;e.u_persistence=this.properties.persistence;e.u_octaves=this.properties.octaves;e.u_offset[0]=this.properties.offset[0];e.u_offset[1]=this.properties.offset[1];e.u_scale=this.properties.scale;e.u_amplitude=this.properties.amplitude;e.u_viewport[0]=a;e.u_viewport[1]=b;e.u_seed=128*this.properties.seed;var l=x._shader;l||(l=x._shader=
new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,x.pixel_shader));gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);d.drawTo(function(){l.uniforms(e).draw(GL.Mesh.getScreenQuad())})}this.setOutputData(0,d)}};x.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform vec2 u_offset;\n\t\t\tuniform float u_scale;\n\t\t\tuniform float u_persistence;\n\t\t\tuniform int u_octaves;\n\t\t\tuniform float u_amplitude;\n\t\t\tuniform vec2 u_viewport;\n\t\t\tuniform float u_seed;\n\t\t\t#define M_PI 3.14159265358979323846\n\t\t\t\n\t\t\tfloat rand(vec2 c){\treturn fract(sin(dot(c.xy ,vec2( 12.9898 + u_seed,78.233 + u_seed))) * 43758.5453); }\n\t\t\t\n\t\t\tfloat noise(vec2 p, float freq ){\n\t\t\t\tfloat unit = u_viewport.x/freq;\n\t\t\t\tvec2 ij = floor(p/unit);\n\t\t\t\tvec2 xy = mod(p,unit)/unit;\n\t\t\t\t//xy = 3.*xy*xy-2.*xy*xy*xy;\n\t\t\t\txy = .5*(1.-cos(M_PI*xy));\n\t\t\t\tfloat a = rand((ij+vec2(0.,0.)));\n\t\t\t\tfloat b = rand((ij+vec2(1.,0.)));\n\t\t\t\tfloat c = rand((ij+vec2(0.,1.)));\n\t\t\t\tfloat d = rand((ij+vec2(1.,1.)));\n\t\t\t\tfloat x1 = mix(a, b, xy.x);\n\t\t\t\tfloat x2 = mix(c, d, xy.x);\n\t\t\t\treturn mix(x1, x2, xy.y);\n\t\t\t}\n\t\t\t\n\t\t\tfloat pNoise(vec2 p, int res){\n\t\t\t\tfloat persistance = u_persistence;\n\t\t\t\tfloat n = 0.;\n\t\t\t\tfloat normK = 0.;\n\t\t\t\tfloat f = 4.;\n\t\t\t\tfloat amp = 1.0;\n\t\t\t\tint iCount = 0;\n\t\t\t\tfor (int i = 0; i<50; i++){\n\t\t\t\t\tn+=amp*noise(p, f);\n\t\t\t\t\tf*=2.;\n\t\t\t\t\tnormK+=amp;\n\t\t\t\t\tamp*=persistance;\n\t\t\t\t\tif (iCount >= res)\n\t\t\t\t\t\tbreak;\n\t\t\t\t\tiCount++;\n\t\t\t\t}\n\t\t\t\tfloat nf = n/normK;\n\t\t\t\treturn nf*nf*nf*nf;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tvec2 uv = v_coord * u_scale * u_viewport + u_offset * u_scale;\n\t\t\t\tvec4 color = vec4( pNoise( uv, u_octaves ) * u_amplitude );\n\t\t\t\tgl_FragColor = color;\n\t\t\t}";
h.registerNodeType("texture/perlin",x);d=function(){this.addOutput("out","Texture");this.properties={code:"",width:512,height:512,precision:f.DEFAULT};this._temp_texture=this._func=null};d.title="Canvas2D";d.desc="Executes Canvas2D code inside a texture or the viewport";d.widgets_info={precision:{widget:"combo",values:f.MODE_VALUES},code:{type:"code"},width:{type:"Number",precision:0,step:1},height:{type:"Number",precision:0,step:1}};d.prototype.onPropertyChanged=function(a,b){if("code"==a&&h.allow_scripts){this._func=
null;try{this._func=new Function("canvas","ctx","time","script",b),this.boxcolor="#00FF00"}catch(c){this.boxcolor="#FF0000",console.error("Error parsing script"),console.error(c)}}};d.prototype.onExecute=function(){var a=this._func;if(a&&this.isOutputConnected(0))if(u.enableWebGLCanvas){var b=this.properties.width||gl.canvas.width,c=this.properties.height||gl.canvas.height,d=this._temp_texture;d&&d.width==b&&d.height==c||(d=this._temp_texture=new GL.Texture(b,c,{format:gl.RGBA,filter:gl.LINEAR}));
var e=this,l=this.graph.getTime();d.drawTo(function(){gl.start2D();try{a.draw?a.draw.call(e,gl.canvas,gl,l,a):a.call(e,gl.canvas,gl,l,a),e.boxcolor="#00FF00"}catch(b){e.boxcolor="#FF0000",console.error("Error executing script"),console.error(b)}gl.finish2D()});this.setOutputData(0,d)}else console.warn("cannot use LGraphTextureCanvas2D if Canvas2DtoWebGL is not included")};h.registerNodeType("texture/canvas2D",d);var z=function(){this.addInput("in","Texture");this.addOutput("out","Texture");this.properties=
{key_color:vec3.fromValues(0,1,0),threshold:0.8,slope:0.2,precision:f.DEFAULT}};z.title="Matte";z.desc="Extracts background";z.widgets_info={key_color:{widget:"color"},precision:{widget:"combo",values:f.MODE_VALUES}};z.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.getInputData(0);if(this.properties.precision===f.PASS_THROUGH)this.setOutputData(0,a);else if(a){this._tex=f.getTargetTexture(a,this._tex,this.properties.precision);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);
this._uniforms||(this._uniforms={u_texture:0,u_key_color:this.properties.key_color,u_threshold:1,u_slope:1});var b=this._uniforms,c=Mesh.getScreenQuad(),d=z._shader;d||(d=z._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,z.pixel_shader));b.u_key_color=this.properties.key_color;b.u_threshold=this.properties.threshold;b.u_slope=this.properties.slope;this._tex.drawTo(function(){a.bind(0);d.uniforms(b).draw(c)});this.setOutputData(0,this._tex)}}};z.pixel_shader="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec3 u_key_color;\n\t\t\tuniform float u_threshold;\n\t\t\tuniform float u_slope;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec3 color = texture2D( u_texture, v_coord ).xyz;\n\t\t\t\tfloat diff = length( normalize(color) - normalize(u_key_color) );\n\t\t\t\tfloat edge = u_threshold * (1.0 - u_slope);\n\t\t\t\tfloat alpha = smoothstep( edge, u_threshold, diff);\n\t\t\t\tgl_FragColor = vec4( color, alpha );\n\t\t\t}";
h.registerNodeType("texture/matte",z);d=function(){this.addOutput("Cubemap","Cubemap");this.properties={name:""};this.size=[f.image_preview_size,f.image_preview_size]};d.title="Cubemap";d.prototype.onDropFile=function(a,b,c){a?(this._drop_texture="string"==typeof a?GL.Texture.fromURL(a):GL.Texture.fromDDSInMemory(a),this.properties.name=b):(this._drop_texture=null,this.properties.name="")};d.prototype.onExecute=function(){if(this._drop_texture)this.setOutputData(0,this._drop_texture);else if(this.properties.name){var a=
f.getTexture(this.properties.name);a&&(this._last_tex=a,this.setOutputData(0,a))}};d.prototype.onDrawBackground=function(a){this.flags.collapsed||20>=this.size[1]||a.webgl&&(gl.meshes.cube||(gl.meshes.cube=GL.Mesh.cube({size:1})))};h.registerNodeType("texture/cubemap",d)}})(this);
(function(u){var h=u.LiteGraph;if("undefined"!=typeof GL){var f=function(){this.addInput("Texture","Texture");this.addInput("Aberration","number");this.addInput("Distortion","number");this.addInput("Blur","number");this.addOutput("Texture","Texture");this.properties={aberration:1,distortion:1,blur:1,precision:LGraphTexture.DEFAULT};f._shader||(f._shader=new GL.Shader(GL.Shader.SCREEN_VERTEX_SHADER,f.pixel_shader),f._texture=new GL.Texture(3,1,{format:gl.RGB,wrap:gl.CLAMP_TO_EDGE,magFilter:gl.LINEAR,
minFilter:gl.LINEAR,pixel_data:[255,0,0,0,255,0,0,0,255]}))};f.title="Lens";f.desc="Camera Lens distortion";f.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};f.prototype.onExecute=function(){var d=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,d);else if(d){this._tex=LGraphTexture.getTargetTexture(d,this._tex,this.properties.precision);var h=this.properties.aberration;this.isInputConnected(1)&&(h=this.getInputData(1),
this.properties.aberration=h);var q=this.properties.distortion;this.isInputConnected(2)&&(q=this.getInputData(2),this.properties.distortion=q);var k=this.properties.blur;this.isInputConnected(3)&&(k=this.getInputData(3),this.properties.blur=k);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var m=Mesh.getScreenQuad(),b=f._shader;this._tex.drawTo(function(){d.bind(0);b.uniforms({u_texture:0,u_aberration:h,u_distortion:q,u_blur:k}).draw(m)});this.setOutputData(0,this._tex)}};f.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform float u_aberration;\n\t\t\tuniform float u_distortion;\n\t\t\tuniform float u_blur;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = v_coord;\n\t\t\t\tfloat dist = distance(vec2(0.5), coord);\n\t\t\t\tvec2 dist_coord = coord - vec2(0.5);\n\t\t\t\tfloat percent = 1.0 + ((0.5 - dist) / 0.5) * u_distortion;\n\t\t\t\tdist_coord *= percent;\n\t\t\t\tcoord = dist_coord + vec2(0.5);\n\t\t\t\tvec4 color = texture2D(u_texture,coord, u_blur * dist);\n\t\t\t\tcolor.r = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0+0.01*u_aberration), u_blur * dist ).r;\n\t\t\t\tcolor.b = texture2D(u_texture,vec2(0.5) + dist_coord * (1.0-0.01*u_aberration), u_blur * dist ).b;\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n\t\t\t";
h.registerNodeType("fx/lens",f);u.LGraphFXLens=f;var p=function(){this.addInput("Texture","Texture");this.addInput("Blurred","Texture");this.addInput("Mask","Texture");this.addInput("Threshold","number");this.addOutput("Texture","Texture");this.properties={shape:"",size:10,alpha:1,threshold:1,high_precision:!1}};p.title="Bokeh";p.desc="applies an Bokeh effect";p.widgets_info={shape:{widget:"texture"}};p.prototype.onExecute=function(){var d=this.getInputData(0),f=this.getInputData(1),h=this.getInputData(2);
if(d&&h&&this.properties.shape){f||(f=d);var k=LGraphTexture.getTexture(this.properties.shape);if(k){var m=this.properties.threshold;this.isInputConnected(3)&&(m=this.getInputData(3),this.properties.threshold=m);var b=gl.UNSIGNED_BYTE;this.properties.high_precision&&(b=gl.half_float_ext?gl.HALF_FLOAT_OES:gl.FLOAT);this._temp_texture&&this._temp_texture.type==b&&this._temp_texture.width==d.width&&this._temp_texture.height==d.height||(this._temp_texture=new GL.Texture(d.width,d.height,{type:b,format:gl.RGBA,
filter:gl.LINEAR}));var a=p._first_shader;a||(a=p._first_shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,p._first_pixel_shader));var c=p._second_shader;c||(c=p._second_shader=new GL.Shader(p._second_vertex_shader,p._second_pixel_shader));var g=this._points_mesh;g&&g._width==d.width&&g._height==d.height&&2==g._spacing||(g=this.createPointsMesh(d.width,d.height,2));var q=Mesh.getScreenQuad(),e=this.properties.size,l=this.properties.alpha;gl.disable(gl.DEPTH_TEST);gl.disable(gl.BLEND);this._temp_texture.drawTo(function(){d.bind(0);
f.bind(1);h.bind(2);a.uniforms({u_texture:0,u_texture_blur:1,u_mask:2,u_texsize:[d.width,d.height]}).draw(q)});this._temp_texture.drawTo(function(){gl.enable(gl.BLEND);gl.blendFunc(gl.ONE,gl.ONE);d.bind(0);k.bind(3);c.uniforms({u_texture:0,u_mask:2,u_shape:3,u_alpha:l,u_threshold:m,u_pointSize:e,u_itexsize:[1/d.width,1/d.height]}).draw(g,gl.POINTS)});this.setOutputData(0,this._temp_texture)}}else this.setOutputData(0,d)};p.prototype.createPointsMesh=function(d,f,h){for(var k=Math.round(d/h),m=Math.round(f/
h),b=new Float32Array(k*m*2),a=-1,c=2/d*h,g=2/f*h,q=0;q<m;++q){for(var e=-1,l=0;l<k;++l){var r=q*k*2+2*l;b[r]=e;b[r+1]=a;e+=c}a+=g}this._points_mesh=GL.Mesh.load({vertices2D:b});this._points_mesh._width=d;this._points_mesh._height=f;this._points_mesh._spacing=h;return this._points_mesh};p._first_pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_texture_blur;\n\t\t\tuniform sampler2D u_mask;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tvec4 blurred_color = texture2D(u_texture_blur, v_coord);\n\t\t\t\tfloat mask = texture2D(u_mask, v_coord).x;\n\t\t\t   gl_FragColor = mix(color, blurred_color, mask);\n\t\t\t}\n\t\t\t";
p._second_vertex_shader="precision highp float;\n\t\t\tattribute vec2 a_vertex2D;\n\t\t\tvarying vec4 v_color;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_mask;\n\t\t\tuniform vec2 u_itexsize;\n\t\t\tuniform float u_pointSize;\n\t\t\tuniform float u_threshold;\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = a_vertex2D * 0.5 + 0.5;\n\t\t\t\tv_color = texture2D( u_texture, coord );\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(u_itexsize.x, 0.0) );\n\t\t\t\tv_color += texture2D( u_texture, coord + vec2(0.0, u_itexsize.y));\n\t\t\t\tv_color += texture2D( u_texture, coord + u_itexsize);\n\t\t\t\tv_color *= 0.25;\n\t\t\t\tfloat mask = texture2D(u_mask, coord).x;\n\t\t\t\tfloat luminance = length(v_color) * mask;\n\t\t\t\t/*luminance /= (u_pointSize*u_pointSize)*0.01 */;\n\t\t\t\tluminance -= u_threshold;\n\t\t\t\tif(luminance < 0.0)\n\t\t\t\t{\n\t\t\t\t\tgl_Position.x = -100.0;\n\t\t\t\t\treturn;\n\t\t\t\t}\n\t\t\t\tgl_PointSize = u_pointSize;\n\t\t\t\tgl_Position = vec4(a_vertex2D,0.0,1.0);\n\t\t\t}\n\t\t\t";
p._second_pixel_shader="precision highp float;\n\t\t\tvarying vec4 v_color;\n\t\t\tuniform sampler2D u_shape;\n\t\t\tuniform float u_alpha;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D( u_shape, gl_PointCoord );\n\t\t\t\tcolor *= v_color * u_alpha;\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n";h.registerNodeType("fx/bokeh",p);u.LGraphFXBokeh=p;var d=function(){this.addInput("Texture","Texture");this.addInput("value1","number");this.addInput("value2","number");this.addOutput("Texture",
"Texture");this.properties={fx:"halftone",value1:1,value2:1,precision:LGraphTexture.DEFAULT}};d.title="FX";d.desc="applies an FX from a list";d.widgets_info={fx:{widget:"combo",values:["halftone","pixelate","lowpalette","noise","gamma"]},precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};d.shaders={};d.prototype.onExecute=function(){if(this.isOutputConnected(0)){var f=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,f);else if(f){this._tex=
LGraphTexture.getTargetTexture(f,this._tex,this.properties.precision);var h=this.properties.value1;this.isInputConnected(1)&&(h=this.getInputData(1),this.properties.value1=h);var q=this.properties.value2;this.isInputConnected(2)&&(q=this.getInputData(2),this.properties.value2=q);var k=this.properties.fx,m=d.shaders[k];if(!m){var b=d["pixel_shader_"+k];if(!b)return;m=d.shaders[k]=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,b)}gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var a=Mesh.getScreenQuad();
camera_planes=u.LS&&LS.Renderer._current_camera?[LS.Renderer._current_camera.near,LS.Renderer._current_camera.far]:[1,100];var c=null;"noise"==k&&(c=LGraphTexture.getNoiseTexture());this._tex.drawTo(function(){f.bind(0);"noise"==k&&c.bind(1);m.uniforms({u_texture:0,u_noise:1,u_size:[f.width,f.height],u_rand:[Math.random(),Math.random()],u_value1:h,u_value2:q,u_camera_planes:camera_planes}).draw(a)});this.setOutputData(0,this._tex)}}};d.pixel_shader_halftone="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\t\n\t\t\tfloat pattern() {\n\t\t\t\tfloat s = sin(u_value1 * 3.1415), c = cos(u_value1 * 3.1415);\n\t\t\t\tvec2 tex = v_coord * u_size.xy;\n\t\t\t\tvec2 point = vec2(\n\t\t\t\t   c * tex.x - s * tex.y ,\n\t\t\t\t   s * tex.x + c * tex.y \n\t\t\t\t) * u_value2;\n\t\t\t\treturn (sin(point.x) * sin(point.y)) * 4.0;\n\t\t\t}\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tfloat average = (color.r + color.g + color.b) / 3.0;\n\t\t\t\tgl_FragColor = vec4(vec3(average * 10.0 - 5.0 + pattern()), color.a);\n\t\t\t}\n";
d.pixel_shader_pixelate="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec2 coord = vec2( floor(v_coord.x * u_value1) / u_value1, floor(v_coord.y * u_value2) / u_value2 );\n\t\t\t\tvec4 color = texture2D(u_texture, coord);\n\t\t\t\tgl_FragColor = color;\n\t\t\t}\n";d.pixel_shader_lowpalette="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform vec2 u_camera_planes;\n\t\t\tuniform vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tgl_FragColor = floor(color * u_value1) / u_value1;\n\t\t\t}\n";
d.pixel_shader_noise="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform sampler2D u_noise;\n\t\t\tuniform vec2 u_size;\n\t\t\tuniform float u_value1;\n\t\t\tuniform float u_value2;\n\t\t\tuniform vec2 u_rand;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tvec3 noise = texture2D(u_noise, v_coord * vec2(u_size.x / 512.0, u_size.y / 512.0) + u_rand).xyz - vec3(0.5);\n\t\t\t\tgl_FragColor = vec4( color.xyz + noise * u_value1, color.a );\n\t\t\t}\n";
d.pixel_shader_gamma="precision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_value1;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tfloat gamma = 1.0 / u_value1;\n\t\t\t\tgl_FragColor = vec4( pow( color.xyz, vec3(gamma) ), color.a );\n\t\t\t}\n";h.registerNodeType("fx/generic",d);u.LGraphFXGeneric=d;var q=function(){this.addInput("Tex.","Texture");this.addInput("intensity","number");this.addOutput("Texture",
"Texture");this.properties={intensity:1,invert:!1,precision:LGraphTexture.DEFAULT};q._shader||(q._shader=new GL.Shader(Shader.SCREEN_VERTEX_SHADER,q.pixel_shader))};q.title="Vigneting";q.desc="Vigneting";q.widgets_info={precision:{widget:"combo",values:LGraphTexture.MODE_VALUES}};q.prototype.onExecute=function(){var d=this.getInputData(0);if(this.properties.precision===LGraphTexture.PASS_THROUGH)this.setOutputData(0,d);else if(d){this._tex=LGraphTexture.getTargetTexture(d,this._tex,this.properties.precision);
var f=this.properties.intensity;this.isInputConnected(1)&&(f=this.getInputData(1),this.properties.intensity=f);gl.disable(gl.BLEND);gl.disable(gl.DEPTH_TEST);var h=Mesh.getScreenQuad(),k=q._shader,m=this.properties.invert;this._tex.drawTo(function(){d.bind(0);k.uniforms({u_texture:0,u_intensity:f,u_isize:[1/d.width,1/d.height],u_invert:m?1:0}).draw(h)});this.setOutputData(0,this._tex)}};q.pixel_shader="precision highp float;\n\t\t\tprecision highp float;\n\t\t\tvarying vec2 v_coord;\n\t\t\tuniform sampler2D u_texture;\n\t\t\tuniform float u_intensity;\n\t\t\tuniform int u_invert;\n\t\t\t\n\t\t\tvoid main() {\n\t\t\t\tfloat luminance = 1.0 - length( v_coord - vec2(0.5) ) * 1.414;\n\t\t\t\tvec4 color = texture2D(u_texture, v_coord);\n\t\t\t\tif(u_invert == 1)\n\t\t\t\t\tluminance = 1.0 - luminance;\n\t\t\t\tluminance = mix(1.0, luminance, u_intensity);\n\t\t\t   gl_FragColor = vec4( luminance * color.xyz, color.a);\n\t\t\t}\n\t\t\t";
h.registerNodeType("fx/vigneting",q);u.LGraphFXVigneting=q}})(this);
(function(u){function h(d){this.cmd=this.channel=0;d?this.setup(d):this.data=[0,0,0]}function f(d,b){navigator.requestMIDIAccess?(this.on_ready=d,this.state={note:[],cc:[]},navigator.requestMIDIAccess().then(this.onMIDISuccess.bind(this),this.onMIDIFailure.bind(this))):(this.error="not suppoorted",b?b("Not supported"):console.error("MIDI NOT SUPPORTED, enable by chrome://flags"))}function p(){this.addOutput("on_midi",k.EVENT);this.addOutput("out","midi");this.properties={port:0};this._current_midi_event=
this._last_midi_event=null;var d=this;new f(function(b){d._midi=b;if(d._waiting)d.onStart();d._waiting=!1})}function d(){this.addInput("send",k.EVENT);this.properties={port:0};var d=this;new f(function(b){d._midi=b})}function q(){this.addInput("on_midi",k.EVENT);this._str="";this.size=[200,40]}function s(){this.properties={channel:-1,cmd:-1,min_value:-1,max_value:-1};this.addInput("in",k.EVENT);this.addOutput("on_midi",k.EVENT)}function v(){this.properties={channel:0,cmd:"CC",value1:1,value2:1};this.addInput("send",
k.EVENT);this.addInput("assign",k.EVENT);this.addOutput("on_midi",k.EVENT)}function t(){this.properties={cc:1,value:0};this.addOutput("value","number")}var k=u.LiteGraph;h.prototype.setup=function(d){this.data=d;this.status=d=d[0];var b=d&240;this.cmd=240<=d?d:b;this.cmd==h.NOTEON&&0==this.velocity&&(this.cmd=h.NOTEOFF);this.cmd_str=h.commands[this.cmd]||"";if(b>=h.NOTEON||b<=h.NOTEOFF)this.channel=d&15};Object.defineProperty(h.prototype,"velocity",{get:function(){return this.cmd==h.NOTEON?this.data[2]:
-1},set:function(d){this.data[2]=d},enumerable:!0});h.notes="A A# B C C# D D# E F F# G G#".split(" ");h.prototype.getPitch=function(){return 440*Math.pow(2,(this.data[1]-69)/12)};h.computePitch=function(d){return 440*Math.pow(2,(d-69)/12)};h.prototype.getCC=function(){return this.data[1]};h.prototype.getCCValue=function(){return this.data[2]};h.prototype.getPitchBend=function(){return this.data[1]+(this.data[2]<<7)-8192};h.computePitchBend=function(d,b){return d+(b<<7)-8192};h.prototype.setCommandFromString=
function(d){this.cmd=h.computeCommandFromString(d)};h.computeCommandFromString=function(d){if(!d)return 0;if(d&&d.constructor===Number)return d;d=d.toUpperCase();switch(d){case "NOTE ON":case "NOTEON":return h.NOTEON;case "NOTE OFF":case "NOTEOFF":return h.NOTEON;case "KEY PRESSURE":case "KEYPRESSURE":return h.KEYPRESSURE;case "CONTROLLER CHANGE":case "CONTROLLERCHANGE":case "CC":return h.CONTROLLERCHANGE;case "PROGRAM CHANGE":case "PROGRAMCHANGE":case "PC":return h.PROGRAMCHANGE;case "CHANNEL PRESSURE":case "CHANNELPRESSURE":return h.CHANNELPRESSURE;
case "PITCH BEND":case "PITCHBEND":return h.PITCHBEND;case "TIME TICK":case "TIMETICK":return h.TIMETICK;default:return Number(d)}};h.toNoteString=function(d){var b;b=(d-21)%12;0>b&&(b=12+b);return h.notes[b]+Math.floor((d-24)/12+1)};h.prototype.toString=function(){var d=""+this.channel+". ";switch(this.cmd){case h.NOTEON:d+="NOTEON "+h.toNoteString(this.data[1]);break;case h.NOTEOFF:d+="NOTEOFF "+h.toNoteString(this.data[1]);break;case h.CONTROLLERCHANGE:d+="CC "+this.data[1]+" "+this.data[2];break;
case h.PROGRAMCHANGE:d+="PC "+this.data[1];break;case h.PITCHBEND:d+="PITCHBEND "+this.getPitchBend();break;case h.KEYPRESSURE:d+="KEYPRESS "+this.data[1]}return d};h.prototype.toHexString=function(){for(var d="",b=0;b<this.data.length;b++)d+=this.data[b].toString(16)+" "};h.NOTEOFF=128;h.NOTEON=144;h.KEYPRESSURE=160;h.CONTROLLERCHANGE=176;h.PROGRAMCHANGE=192;h.CHANNELPRESSURE=208;h.PITCHBEND=224;h.TIMETICK=248;h.commands={128:"note off",144:"note on",160:"key pressure",176:"controller change",192:"program change",
208:"channel pressure",224:"pitch bend",240:"system",242:"Song pos",243:"Song select",246:"Tune request",248:"time tick",250:"Start Song",251:"Continue Song",252:"Stop Song",254:"Sensing",255:"Reset"};f.input=null;f.MIDIEvent=h;f.prototype.onMIDISuccess=function(d){console.log("MIDI ready!");console.log(d);this.midi=d;this.updatePorts();if(this.on_ready)this.on_ready(this)};f.prototype.updatePorts=function(){var d=this.midi;this.input_ports=d.inputs;for(var b=0,a=this.input_ports.values(),c=a.next();c&&
!1===c.done;)c=c.value,console.log("Input port [type:'"+c.type+"'] id:'"+c.id+"' manufacturer:'"+c.manufacturer+"' name:'"+c.name+"' version:'"+c.version+"'"),b++,c=a.next();this.num_input_ports=b;b=0;this.output_ports=d.outputs;a=this.output_ports.values();for(c=a.next();c&&!1===c.done;)c=c.value,console.log("Output port [type:'"+c.type+"'] id:'"+c.id+"' manufacturer:'"+c.manufacturer+"' name:'"+c.name+"' version:'"+c.version+"'"),b++,c=a.next();this.num_output_ports=b};f.prototype.onMIDIFailure=
function(d){console.error("Failed to get MIDI access - "+d)};f.prototype.openInputPort=function(d,b){var a=this.input_ports.get("input-"+d);if(!a)return!1;f.input=this;var c=this;a.onmidimessage=function(a){var d=new h(a.data);c.updateState(d);b&&b(a.data,d);if(f.on_message)f.on_message(a.data,d)};console.log("port open: ",a);return!0};f.parseMsg=function(d){};f.prototype.updateState=function(d){switch(d.cmd){case h.NOTEON:this.state.note[d.value1|0]=d.value2;break;case h.NOTEOFF:this.state.note[d.value1|
0]=0;break;case h.CONTROLLERCHANGE:this.state.cc[d.getCC()]=d.getCCValue()}};f.prototype.sendMIDI=function(d,b){if(b){var a=this.output_ports.get("output-"+d);a&&(f.output=this,b.constructor===h?a.send(b.data):a.send(b))}};p.MIDIInterface=f;p.title="MIDI Input";p.desc="Reads MIDI from a input port";p.prototype.getPropertyInfo=function(d){if(this._midi&&"port"==d){d={};for(var b=0;b<this._midi.input_ports.size;++b){var a=this._midi.input_ports.get("input-"+b);d[b]=b+".- "+a.name+" version:"+a.version}return{type:"enum",
values:d}}};p.prototype.onStart=function(){this._midi?this._midi.openInputPort(this.properties.port,this.onMIDIEvent.bind(this)):this._waiting=!0};p.prototype.onMIDIEvent=function(d,b){this._last_midi_event=b;this.trigger("on_midi",b);b.cmd==h.NOTEON?this.trigger("on_noteon",b):b.cmd==h.NOTEOFF?this.trigger("on_noteoff",b):b.cmd==h.CONTROLLERCHANGE?this.trigger("on_cc",b):b.cmd==h.PROGRAMCHANGE?this.trigger("on_pc",b):b.cmd==h.PITCHBEND&&this.trigger("on_pitchbend",b)};p.prototype.onExecute=function(){if(this.outputs)for(var d=
this._last_midi_event,b=0;b<this.outputs.length;++b){var a=null;switch(this.outputs[b].name){case "midi":a=this._midi;break;case "last_midi":a=d;break;default:continue}this.setOutputData(b,a)}};p.prototype.onGetOutputs=function(){return[["last_midi","midi"],["on_midi",k.EVENT],["on_noteon",k.EVENT],["on_noteoff",k.EVENT],["on_cc",k.EVENT],["on_pc",k.EVENT],["on_pitchbend",k.EVENT]]};k.registerNodeType("midi/input",p);d.MIDIInterface=f;d.title="MIDI Output";d.desc="Sends MIDI to output channel";d.prototype.getPropertyInfo=
function(d){if(this._midi&&"port"==d){d={};for(var b=0;b<this._midi.output_ports.size;++b){var a=this._midi.output_ports.get(b);d[b]=b+".- "+a.name+" version:"+a.version}return{type:"enum",values:d}}};d.prototype.onAction=function(d,b){console.log(b);this._midi&&("send"==d&&this._midi.sendMIDI(this.port,b),this.trigger("midi",b))};d.prototype.onGetInputs=function(){return[["send",k.ACTION]]};d.prototype.onGetOutputs=function(){return[["on_midi",k.EVENT]]};k.registerNodeType("midi/output",d);q.title=
"MIDI Show";q.desc="Shows MIDI in the graph";q.prototype.onAction=function(d,b){b&&(this._str=b.constructor===h?b.toString():"???")};q.prototype.onDrawForeground=function(d){this._str&&(d.font="30px Arial",d.fillText(this._str,10,0.8*this.size[1]))};q.prototype.onGetInputs=function(){return[["in",k.ACTION]]};q.prototype.onGetOutputs=function(){return[["on_midi",k.EVENT]]};k.registerNodeType("midi/show",q);s.title="MIDI Filter";s.desc="Filters MIDI messages";s.prototype.onAction=function(d,b){!b||
b.constructor!==h||-1!=this.properties.channel&&b.channel!=this.properties.channel||-1!=this.properties.cmd&&b.cmd!=this.properties.cmd||-1!=this.properties.min_value&&b.data[1]<this.properties.min_value||-1!=this.properties.max_value&&b.data[1]>this.properties.max_value||this.trigger("on_midi",b)};k.registerNodeType("midi/filter",s);v.title="MIDIEvent";v.desc="Create a MIDI Event";v.prototype.onAction=function(d,b){"assign"==d?(this.properties.channel=b.channel,this.properties.cmd=b.cmd,this.properties.value1=
b.data[1],this.properties.value2=b.data[2]):(b=new h,b.channel=this.properties.channel,this.properties.cmd&&this.properties.cmd.constructor===String?b.setCommandFromString(this.properties.cmd):b.cmd=this.properties.cmd,b.data[0]=b.cmd|b.channel,b.data[1]=Number(this.properties.value1),b.data[2]=Number(this.properties.value2),this.trigger("on_midi",b))};v.prototype.onExecute=function(){var d=this.properties;if(this.outputs)for(var b=0;b<this.outputs.length;++b){var a=null;switch(this.outputs[b].name){case "midi":a=
new h;a.setup([d.cmd,d.value1,d.value2]);a.channel=d.channel;break;case "command":a=d.cmd;break;case "cc":a=d.value1;break;case "cc_value":a=d.value2;break;case "note":a=d.cmd==h.NOTEON||d.cmd==h.NOTEOFF?d.value1:null;break;case "velocity":a=d.cmd==h.NOTEON?d.value2:null;break;case "pitch":a=d.cmd==h.NOTEON?h.computePitch(d.value1):null;break;case "pitchbend":a=d.cmd==h.PITCHBEND?h.computePitchBend(d.value1,d.value2):null;break;default:continue}null!==a&&this.setOutputData(b,a)}};v.prototype.onPropertyChanged=
function(d,b){"cmd"==d&&(this.properties.cmd=h.computeCommandFromString(b))};v.prototype.onGetOutputs=function(){return[["midi","midi"],["on_midi",k.EVENT],["command","number"],["note","number"],["velocity","number"],["cc","number"],["cc_value","number"],["pitch","number"],["pitchbend","number"]]};k.registerNodeType("midi/event",v);t.title="MIDICC";t.desc="gets a Controller Change";t.prototype.onExecute=function(){f.input&&(this.properties.value=f.input.state.cc[this.properties.cc]);this.setOutputData(0,
this.properties.value)};k.registerNodeType("midi/cc",t)})(this);
(function(u){function h(){this.properties={src:"",gain:0.5,loop:!0,autoplay:!0,playbackRate:1};this._loading_audio=!1;this._audiobuffer=null;this._audionodes=[];this._last_sourcenode=null;this.addOutput("out","audio");this.addInput("gain","number");this.audionode=e.getAudioContext().createGain();this.audionode.graphnode=this;this.audionode.gain.value=this.properties.gain;this.properties.src&&this.loadSound(this.properties.src)}function f(){this.properties={fftSize:2048,minDecibels:-100,maxDecibels:-10,
smoothingTimeConstant:0.5};this.audionode=e.getAudioContext().createAnalyser();this.audionode.graphnode=this;this.audionode.fftSize=this.properties.fftSize;this.audionode.minDecibels=this.properties.minDecibels;this.audionode.maxDecibels=this.properties.maxDecibels;this.audionode.smoothingTimeConstant=this.properties.smoothingTimeConstant;this.addInput("in","audio");this.addOutput("freqs","array");this.addOutput("samples","array");this._time_bin=this._freq_bin=null}function p(){this.properties={gain:1};
this.audionode=e.getAudioContext().createGain();this.addInput("in","audio");this.addInput("gain","number");this.addOutput("out","audio")}function d(){this.properties={impulse_src:"",normalize:!0};this.audionode=e.getAudioContext().createConvolver();this.addInput("in","audio");this.addOutput("out","audio")}function q(){this.properties={threshold:-50,knee:40,ratio:12,reduction:-20,attack:0,release:0.25};this.audionode=e.getAudioContext().createDynamicsCompressor();this.addInput("in","audio");this.addOutput("out",
"audio")}function s(){this.properties={};this.audionode=e.getAudioContext().createWaveShaper();this.addInput("in","audio");this.addInput("shape","waveshape");this.addOutput("out","audio")}function v(){this.properties={gain1:0.5,gain2:0.5};this.audionode=e.getAudioContext().createGain();this.audionode1=e.getAudioContext().createGain();this.audionode1.gain.value=this.properties.gain1;this.audionode2=e.getAudioContext().createGain();this.audionode2.gain.value=this.properties.gain2;this.audionode1.connect(this.audionode);
this.audionode2.connect(this.audionode);this.addInput("in1","audio");this.addInput("in1 gain","number");this.addInput("in2","audio");this.addInput("in2 gain","number");this.addOutput("out","audio")}function t(){this.properties={delayTime:0.5};this.audionode=e.getAudioContext().createDelay(10);this.audionode.delayTime.value=this.properties.delayTime;this.addInput("in","audio");this.addInput("time","number");this.addOutput("out","audio")}function k(){this.properties={frequency:350,detune:0,Q:1};this.addProperty("type",
"lowpass","enum",{values:"lowpass highpass bandpass lowshelf highshelf peaking notch allpass".split(" ")});this.audionode=e.getAudioContext().createBiquadFilter();this.addInput("in","audio");this.addOutput("out","audio")}function m(){this.properties={frequency:440,detune:0,type:"sine"};this.addProperty("type","sine","enum",{values:["sine","square","sawtooth","triangle","custom"]});this.audionode=e.getAudioContext().createOscillator();this.addOutput("out","audio")}function b(){this.properties={continuous:!0,
mark:-1};this.addInput("data","array");this.addInput("mark","number");this.size=[300,200];this._last_buffer=null}function a(){this.properties={band:440,amplitude:1};this.addInput("freqs","array");this.addOutput("signal","number")}function c(){if(!c.default_code){var a=c.default_function.toString(),b=a.indexOf("{")+1,d=a.lastIndexOf("}");c.default_code=a.substr(b,d-b)}this.properties={code:c.default_code};a=e.getAudioContext();a.createScriptProcessor?this.audionode=a.createScriptProcessor(4096,1,1):
(console.warn("ScriptProcessorNode deprecated"),this.audionode=a.createGain());this.processCode();c._bypass_function||(c._bypass_function=this.audionode.onaudioprocess);this.addInput("in","audio");this.addOutput("out","audio")}function g(){this.audionode=e.getAudioContext().destination;this.addInput("in","audio")}var w=u.LiteGraph,e={};u.LGAudio=e;e.getAudioContext=function(){if(!this._audio_context){window.AudioContext=window.AudioContext||window.webkitAudioContext;if(!window.AudioContext)return console.error("AudioContext not supported by browser"),
null;this._audio_context=new AudioContext;this._audio_context.onmessage=function(a){console.log("msg",a)};this._audio_context.onended=function(a){console.log("ended",a)};this._audio_context.oncomplete=function(a){console.log("complete",a)}}return this._audio_context};e.connect=function(a,b){try{a.connect(b)}catch(c){console.warn("LGraphAudio:",c)}};e.disconnect=function(a,b){try{a.disconnect(b)}catch(c){console.warn("LGraphAudio:",c)}};e.changeAllAudiosConnections=function(a,b){if(a.inputs)for(var c=
0;c<a.inputs.length;++c){var d=a.graph.links[a.inputs[c].link];if(d){var f=a.graph.getNodeById(d.origin_id),g=null,g=f.getAudioNodeInOutputSlot?f.getAudioNodeInOutputSlot(d.origin_slot):f.audionode,d=null,d=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(c):a.audionode;b?e.connect(g,d):e.disconnect(g,d)}}if(a.outputs)for(c=0;c<a.outputs.length;++c)for(var f=a.outputs[c],h=0;h<f.links.length;++h)if(d=a.graph.links[f.links[h]]){var g=a.getAudioNodeInOutputSlot?a.getAudioNodeInOutputSlot(c):a.audionode,
k=a.graph.getNodeById(d.target_id),d=k.getAudioNodeInInputSlot?k.getAudioNodeInInputSlot(d.target_slot):k.audionode;b?e.connect(g,d):e.disconnect(g,d)}};e.onConnectionsChange=function(a,b,c,d){if(a==w.OUTPUT&&(a=null,d&&(a=this.graph.getNodeById(d.target_id)),a)){var f=null,f=this.getAudioNodeInOutputSlot?this.getAudioNodeInOutputSlot(b):this.audionode;b=null;b=a.getAudioNodeInInputSlot?a.getAudioNodeInInputSlot(d.target_slot):a.audionode;c?e.connect(f,b):e.disconnect(f,b)}};e.createAudioNodeWrapper=
function(a){var b=a.prototype.onPropertyChanged;a.prototype.onPropertyChanged=function(a,c){b&&b.call(this,a,c);this.audionode&&void 0!==this.audionode[a]&&(void 0!==this.audionode[a].value?this.audionode[a].value=c:this.audionode[a]=c)};a.prototype.onConnectionsChange=e.onConnectionsChange};e.cached_audios={};e.loadSound=function(a,b,c){function d(a){console.log("Audio loading sample error:",a);c&&c(a)}if(e.cached_audios[a]&&-1==a.indexOf("blob:"))b&&b(e.cached_audios[a]);else{e.onProcessAudioURL&&
(a=e.onProcessAudioURL(a));var f=new XMLHttpRequest;f.open("GET",a,!0);f.responseType="arraybuffer";var g=e.getAudioContext();f.onload=function(){console.log("AudioSource loaded");g.decodeAudioData(f.response,function(c){console.log("AudioSource decoded");e.cached_audios[a]=c;b&&b(c)},d)};f.send();return f}};h["@src"]={widget:"resource"};h.supported_extensions=["wav","ogg","mp3"];h.prototype.onAdded=function(a){if(a.status===LGraph.STATUS_RUNNING)this.onStart()};h.prototype.onStart=function(){this._audiobuffer&&
this.properties.autoplay&&this.playBuffer(this._audiobuffer)};h.prototype.onStop=function(){this.stopAllSounds()};h.prototype.onPause=function(){this.pauseAllSounds()};h.prototype.onUnpause=function(){this.unpauseAllSounds()};h.prototype.onRemoved=function(){this.stopAllSounds();this._dropped_url&&URL.revokeObjectURL(this._url)};h.prototype.stopAllSounds=function(){for(var a=0;a<this._audionodes.length;++a)this._audionodes[a].started&&(this._audionodes[a].started=!1,this._audionodes[a].stop());this._audionodes.length=
0};h.prototype.pauseAllSounds=function(){e.getAudioContext().suspend()};h.prototype.unpauseAllSounds=function(){e.getAudioContext().resume()};h.prototype.onExecute=function(){if(this.inputs)for(var a=0;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);if(void 0!==c)if("gain"==b.name)this.audionode.gain.value=c;else if("playbackRate"==b.name)for(this.properties.playbackRate=c,b=0;b<this._audionodes.length;++b)this._audionodes[b].playbackRate.value=c}}if(this.outputs)for(a=
0;a<this.outputs.length;++a)"buffer"==this.outputs[a].name&&this._audiobuffer&&this.setOutputData(a,this._audiobuffer)};h.prototype.onAction=function(a){this._audiobuffer&&("Play"==a?this.playBuffer(this._audiobuffer):"Stop"==a&&this.stopAllSounds())};h.prototype.onPropertyChanged=function(a,b){if("src"==a)this.loadSound(b);else if("gain"==a)this.audionode.gain.value=b;else if("playbackRate"==a)for(var c=0;c<this._audionodes.length;++c)this._audionodes[c].playbackRate.value=b};h.prototype.playBuffer=
function(a){var b=this,c=e.getAudioContext().createBufferSource();this._last_sourcenode=c;c.graphnode=this;c.buffer=a;c.loop=this.properties.loop;c.playbackRate.value=this.properties.playbackRate;this._audionodes.push(c);c.connect(this.audionode);this._audionodes.push(c);c.onended=function(){b.trigger("ended");var a=b._audionodes.indexOf(c);-1!=a&&b._audionodes.splice(a,1)};c.started||(c.started=!0,c.start());return c};h.prototype.loadSound=function(a){function b(a){this.boxcolor=w.NODE_DEFAULT_BOXCOLOR;
c._audiobuffer=a;c._loading_audio=!1;if(c.graph&&c.graph.status===LGraph.STATUS_RUNNING)c.onStart()}var c=this;this._request&&(this._request.abort(),this._request=null);this._audiobuffer=null;this._loading_audio=!1;a&&(this._request=e.loadSound(a,b),this._loading_audio=!0,this.boxcolor="#AA4")};h.prototype.onConnectionsChange=e.onConnectionsChange;h.prototype.onGetInputs=function(){return[["playbackRate","number"],["Play",w.ACTION],["Stop",w.ACTION]]};h.prototype.onGetOutputs=function(){return[["buffer",
"audiobuffer"],["ended",w.EVENT]]};h.prototype.onDropFile=function(a){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);a=URL.createObjectURL(a);this.properties.src=a;this.loadSound(a);this._dropped_url=a};h.title="Source";h.desc="Plays audio";w.registerNodeType("audio/source",h);f.prototype.onPropertyChanged=function(a,b){this.audionode[a]=b};f.prototype.onExecute=function(){if(this.isOutputConnected(0)){var a=this.audionode.frequencyBinCount;this._freq_bin&&this._freq_bin.length==a||(this._freq_bin=
new Uint8Array(a));this.audionode.getByteFrequencyData(this._freq_bin);this.setOutputData(0,this._freq_bin)}this.isOutputConnected(1)&&(a=this.audionode.frequencyBinCount,this._time_bin&&this._time_bin.length==a||(this._time_bin=new Uint8Array(a)),this.audionode.getByteTimeDomainData(this._time_bin),this.setOutputData(1,this._time_bin));for(a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};f.prototype.onGetInputs=
function(){return[["minDecibels","number"],["maxDecibels","number"],["smoothingTimeConstant","number"]]};f.prototype.onGetOutputs=function(){return[["freqs","array"],["samples","array"]]};f.title="Analyser";f.desc="Audio Analyser";w.registerNodeType("audio/analyser",f);p.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a],c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}};e.createAudioNodeWrapper(p);p.title=
"Gain";p.desc="Audio gain";w.registerNodeType("audio/gain",p);e.createAudioNodeWrapper(d);d.prototype.onRemove=function(){this._dropped_url&&URL.revokeObjectURL(this._dropped_url)};d.prototype.onPropertyChanged=function(a,b){"impulse_src"==a?this.loadImpulse(b):"normalize"==a&&(this.audionode.normalize=b)};d.prototype.onDropFile=function(a){this._dropped_url&&URL.revokeObjectURL(this._dropped_url);this._dropped_url=URL.createObjectURL(a);this.properties.impulse_src=this._dropped_url;this.loadImpulse(this._dropped_url)};
d.prototype.loadImpulse=function(a){function b(a){c._impulse_buffer=a;c.audionode.buffer=a;console.log("Impulse signal set");c._loading_impulse=!1}var c=this;this._request&&(this._request.abort(),this._request=null);this._impulse_buffer=null;this._loading_impulse=!1;a&&(this._request=e.loadSound(a,b),this._loading_impulse=!0)};d.title="Convolver";d.desc="Convolves the signal (used for reverb)";w.registerNodeType("audio/convolver",d);e.createAudioNodeWrapper(q);q.prototype.onExecute=function(){if(this.inputs&&
this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};q.prototype.onGetInputs=function(){return[["threshold","number"],["knee","number"],["ratio","number"],["reduction","number"],["attack","number"],["release","number"]]};q.title="DynamicsCompressor";q.desc="Dynamics Compressor";w.registerNodeType("audio/dynamicsCompressor",q);s.prototype.onExecute=function(){if(this.inputs&&this.inputs.length){var a=
this.getInputData(1);void 0!==a&&(this.audionode.curve=a)}};s.prototype.setWaveShape=function(a){this.audionode.curve=a};e.createAudioNodeWrapper(s);v.prototype.getAudioNodeInInputSlot=function(a){if(0==a)return this.audionode1;if(2==a)return this.audionode2};v.prototype.onPropertyChanged=function(a,b){"gain1"==a?this.audionode1.gain.value=b:"gain2"==a&&(this.audionode2.gain.value=b)};v.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];
null!=b.link&&"audio"!=b.type&&(b=this.getInputData(a),void 0!==b&&(1==a?this.audionode1.gain.value=b:3==a&&(this.audionode2.gain.value=b)))}};e.createAudioNodeWrapper(v);v.title="Mixer";v.desc="Audio mixer";w.registerNodeType("audio/mixer",v);e.createAudioNodeWrapper(t);t.prototype.onExecute=function(){var a=this.getInputData(1);void 0!==a&&(this.audionode.delayTime.value=a)};t.title="Delay";t.desc="Audio delay";w.registerNodeType("audio/delay",t);k.prototype.onExecute=function(){if(this.inputs&&
this.inputs.length)for(var a=1;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};k.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["Q","number"]]};e.createAudioNodeWrapper(k);k.title="BiquadFilter";k.desc="Audio filter";w.registerNodeType("audio/biquadfilter",k);m.prototype.onStart=function(){this.audionode.started||(this.audionode.started=!0,this.audionode.start())};m.prototype.onStop=
function(){this.audionode.started&&(this.audionode.started=!1,this.audionode.stop())};m.prototype.onPause=function(){this.onStop()};m.prototype.onUnpause=function(){this.onStart()};m.prototype.onExecute=function(){if(this.inputs&&this.inputs.length)for(var a=0;a<this.inputs.length;++a){var b=this.inputs[a];if(null!=b.link){var c=this.getInputData(a);void 0!==c&&(this.audionode[b.name].value=c)}}};m.prototype.onGetInputs=function(){return[["frequency","number"],["detune","number"],["type","string"]]};
e.createAudioNodeWrapper(m);m.title="Oscillator";m.desc="Oscillator";w.registerNodeType("audio/oscillator",m);b.prototype.onExecute=function(){this._last_buffer=this.getInputData(0);var a=this.getInputData(1);void 0!==a&&(this.properties.mark=a);this.setDirtyCanvas(!0,!1)};b.prototype.onDrawForeground=function(a){if(this._last_buffer){var b=this._last_buffer,c=b.length/this.size[0],d=this.size[1];a.fillStyle="black";a.fillRect(0,0,this.size[0],this.size[1]);a.strokeStyle="white";a.beginPath();var f=
0;if(this.properties.continuous){a.moveTo(f,d);for(var g=0;g<b.length;g+=c)a.lineTo(f,d-b[g|0]/255*d),f++}else for(g=0;g<b.length;g+=c)a.moveTo(f+0.5,d),a.lineTo(f+0.5,d-b[g|0]/255*d),f++;a.stroke();0<=this.properties.mark&&(b=e.getAudioContext().sampleRate/b.length,f=this.properties.mark/b*2/c,f>=this.size[0]&&(f=this.size[0]-1),a.strokeStyle="red",a.beginPath(),a.moveTo(f,d),a.lineTo(f,0),a.stroke())}};b.title="Visualization";b.desc="Audio Visualization";w.registerNodeType("audio/visualization",
b);a.prototype.onExecute=function(){if(this._freqs=this.getInputData(0)){var a=this.properties.band,b=this.getInputData(1);void 0!==b&&(a=b);b=e.getAudioContext().sampleRate/this._freqs.length;b=a/b*2;b>=this._freqs.length?b=this._freqs[this._freqs.length-1]:(a=b|0,b-=a,b=this._freqs[a]*(1-b)+this._freqs[a+1]*b);this.setOutputData(0,b/255*this.properties.amplitude)}};a.prototype.onGetInputs=function(){return[["band","number"]]};a.title="Signal";a.desc="extract the signal of some frequency";w.registerNodeType("audio/signal",
a);c.prototype.onAdded=function(a){a.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback)};c["@code"]={widget:"code"};c.prototype.onStart=function(){this.audionode.onaudioprocess=this._callback};c.prototype.onStop=function(){this.audionode.onaudioprocess=c._bypass_function};c.prototype.onPause=function(){this.audionode.onaudioprocess=c._bypass_function};c.prototype.onUnpause=function(){this.audionode.onaudioprocess=this._callback};c.prototype.onExecute=function(){};c.prototype.onRemoved=
function(){this.audionode.onaudioprocess=c._bypass_function};c.prototype.processCode=function(){try{this._script=new new Function("properties",this.properties.code)(this.properties),this._old_code=this.properties.code,this._callback=this._script.onaudioprocess}catch(a){console.error("Error in onaudioprocess code",a),this._callback=c._bypass_function,this.audionode.onaudioprocess=this._callback}};c.prototype.onPropertyChanged=function(a,b){"code"==a&&(this.properties.code=b,this.processCode(),this.graph&&
this.graph.status==LGraph.STATUS_RUNNING&&(this.audionode.onaudioprocess=this._callback))};c.default_function=function(){this.onaudioprocess=function(a){var b=a.inputBuffer;a=a.outputBuffer;for(var c=0;c<a.numberOfChannels;c++)for(var d=b.getChannelData(c),e=a.getChannelData(c),f=0;f<b.length;f++)e[f]=d[f]}};e.createAudioNodeWrapper(c);c.title="Script";c.desc="apply script to signal";w.registerNodeType("audio/script",c);g.title="Destination";g.desc="Audio output";w.registerNodeType("audio/destination",
g)})(this);
(function(u){function h(){this.size=[60,20];this.addInput("send",p.ACTION);this.addOutput("received",p.EVENT);this.addInput("in",0);this.addOutput("out",0);this.properties={url:"",room:"lgraph"};this._ws=null;this._last_data=[]}function f(){this.size=[60,20];this.addInput("send",p.ACTION);this.addOutput("received",p.EVENT);this.addInput("in",0);this.addOutput("out",0);this.properties={url:"tamats.com:55000",room:"lgraph",save_bandwidth:!0};this._server=null;this.createSocket();this._last_input_data=[];
this._last_output_data=[]}var p=u.LiteGraph;h.title="WebSocket";h.desc="Send data through a websocket";h.prototype.onPropertyChanged=function(d,f){"url"==d&&this.createSocket()};h.prototype.onExecute=function(){!this._ws&&this.properties.url&&this.createSocket();if(this._ws&&this._ws.readyState==WebSocket.OPEN){for(var d=this.properties.room,f=1;f<this.inputs.length;++f){var h=this.getInputData(f);if(null!=h){var p;try{p=JSON.stringify({type:0,room:d,channel:f,data:h})}catch(t){continue}this._ws.send(p)}}for(f=
1;f<this.outputs.length;++f)this.setOutputData(f,this._last_data[f])}};h.prototype.createSocket=function(){var d=this,f=this.properties.url;"ws"!=f.substr(0,2)&&(f="ws://"+f);this._ws=new WebSocket(f);this._ws.onopen=function(){console.log("ready");d.boxcolor="#8E8"};this._ws.onmessage=function(f){var h=JSON.parse(f.data);h.room&&h.room!=this.properties.room||(1==f.data.type?d.triggerSlot(0,h):d._last_data[f.data.channel||0]=h.data)};this._ws.onerror=function(f){console.log("couldnt connect to websocket");
d.boxcolor="#E88"};this._ws.onclose=function(f){console.log("connection closed");d.boxcolor="#000"}};h.prototype.send=function(d){this._ws&&this._ws.readyState==WebSocket.OPEN&&this._ws.send(JSON.stringify({type:1,msg:d}))};h.prototype.onAction=function(d,f){this._ws&&this._ws.readyState==WebSocket.OPEN&&this._ws.send({type:1,room:this.properties.room,action:d,data:f})};h.prototype.onGetInputs=function(){return[["in",0]]};h.prototype.onGetOutputs=function(){return[["out",0]]};p.registerNodeType("network/websocket",
h);f.title="SillyClient";f.desc="Connects to SillyServer to broadcast messages";f.prototype.onPropertyChanged=function(d,f){var h=this.properties.url+"/"+this.properties.room;this._server&&this._final_url!=h&&(this._server.connect(this.properties.url,this.properties.room),this._final_url=h)};f.prototype.onExecute=function(){if(this._server&&this._server.is_connected){for(var d=this.properties.save_bandwidth,f=1;f<this.inputs.length;++f){var h=this.getInputData(f);null==h||d&&this._last_input_data[f]==
h||(this._server.sendMessage({type:0,channel:f,data:h}),this._last_input_data[f]=h)}for(f=1;f<this.outputs.length;++f)this.setOutputData(f,this._last_output_data[f])}};f.prototype.createSocket=function(){var d=this;"undefined"==typeof SillyClient?(this._error||console.error("SillyClient node cannot be used, you must include SillyServer.js"),this._error=!0):(this._server=new SillyClient,this._server.on_ready=function(){console.log("ready");d.boxcolor="#8E8"},this._server.on_message=function(f,h){var p=
null;try{p=JSON.parse(h)}catch(t){return}1==p.type?d.triggerSlot(0,p):d._last_output_data[p.channel||0]=p.data},this._server.on_error=function(f){console.log("couldnt connect to websocket");d.boxcolor="#E88"},this._server.on_close=function(f){console.log("connection closed");d.boxcolor="#000"},this.properties.url&&this.properties.room&&(this._server.connect(this.properties.url,this.properties.room),this._final_url=this.properties.url+"/"+this.properties.room))};f.prototype.send=function(d){this._server&&
this._server.is_connected&&this._server.sendMessage({type:1,data:d})};f.prototype.onAction=function(d,f){this._server&&this._server.is_connected&&this._server.sendMessage({type:1,action:d,data:f})};f.prototype.onGetInputs=function(){return[["in",0]]};f.prototype.onGetOutputs=function(){return[["out",0]]};p.registerNodeType("network/sillyclient",f)})(this);