From 7d420ebeeebbb7426d75d5eaf7bb48d029d1390d Mon Sep 17 00:00:00 2001
From: daine <d.maidenberg@millimages.com>
Date: Mon, 30 Apr 2018 15:26:03 +0200
Subject: [PATCH] Fix ctrl-z

---
 build/litegraph.js | 2 +-
 src/litegraph.js   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/build/litegraph.js b/build/litegraph.js
index e05cb2daa..db9a36022 100644
--- a/build/litegraph.js
+++ b/build/litegraph.js
@@ -4507,7 +4507,7 @@ LGraphCanvas.prototype.drawBackCanvas = function()
 		//render BG
 		if(this.background_image && this.scale > 0.5)
 		{
-			if (zoom_modify_alpha)
+			if (this.zoom_modify_alpha)
 				ctx.globalAlpha = (1.0 - 0.5 / this.scale) * this.editor_alpha;
 			else
 				ctx.globalAlpha = this.editor_alpha;
diff --git a/src/litegraph.js b/src/litegraph.js
index 5151291a7..12627de6c 100755
--- a/src/litegraph.js
+++ b/src/litegraph.js
@@ -4505,7 +4505,7 @@ LGraphCanvas.prototype.drawBackCanvas = function()
 		//render BG
 		if(this.background_image && this.scale > 0.5)
 		{
-			if (zoom_modify_alpha)
+			if (this.zoom_modify_alpha)
 				ctx.globalAlpha = (1.0 - 0.5 / this.scale) * this.editor_alpha;
 			else
 				ctx.globalAlpha = this.editor_alpha;