mirror of
https://github.com/nomic-ai/kompute.git
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98 lines
2.7 KiB
Python
98 lines
2.7 KiB
Python
"""
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Script to handle conversion of compute shaders to spirv and to headers
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"""
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import os
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import logging
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import click
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import sh
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logger = logging.getLogger(__name__)
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logger.addHandler(logging.StreamHandler())
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@click.command()
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@click.option(
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"--shader-path",
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"-p",
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envvar="KOMPUTE_SHADER_PATH",
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required=True,
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help="The path for the directory to build and convert shaders",
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)
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@click.option(
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"--shader-binary",
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"-s",
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envvar="KOMPUTE_SHADER_BINARY",
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required=True,
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help="The path for the directory to build and convert shaders",
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)
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@click.option(
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"--header-path",
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"-c",
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envvar="KOMPUTE_HEADER_PATH",
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default="",
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required=False,
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help="The (optional) output file for the cpp header files",
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)
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@click.option(
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"--verbose",
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"-v",
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envvar="KOMPUTE_HEADER_PATH",
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default=False,
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is_flag=True,
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help="Enable versbosity if flag is provided",
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)
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def run_cli(
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shader_path: str = None,
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shader_binary: str = None,
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header_path: bool = None,
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verbose: bool = None,
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):
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"""
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CLI function for shader generation
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"""
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if verbose:
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logger.setLevel(logging.DEBUG)
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else:
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logger.setLevel(logging.WARNING)
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logger.debug(f"Starting script with variables: {locals()}")
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shader_files = []
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for root, directory, files in os.walk(shader_path):
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for file in files:
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if file.endswith(".comp"):
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shader_files.append(os.path.join(root, file))
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shader_cmd = sh.Command(shader_binary)
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logger.debug(f"Output spirv path: {shader_path}")
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logger.debug(f"Converting files to spirv: {shader_files}")
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spirv_files = []
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for file in shader_files:
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logger.debug(f"Converting to spirv: {file}")
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spirv_file = f"{file}.spv"
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shader_cmd("-V", file, "-o", spirv_file)
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spirv_files.append(spirv_file)
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# Create cpp files if header_path provided
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if header_path:
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logger.debug(f"Header path provided. Converting bin files to hpp.")
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logger.debug(f"Output header path: {shader_path}")
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for file in spirv_files:
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header_data = str(sh.xxd("-i", file))
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file_name = file.split("/")[-1]
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header_file = file_name.replace(".comp.spv", ".hpp")
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logger.debug(f"Converting to hpp: {file_name}")
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with open(os.path.join(header_path, header_file), "w+") as fstream:
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fstream.write("#pragma once\n\n")
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fstream.write("namespace kp {\n")
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fstream.write("namespace shader_data {\n")
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fstream.write(header_data)
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fstream.write("}\n")
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fstream.write("}\n")
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if __name__ == "__main__":
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run_cli()
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