Version: 2019.2
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  • C#

IPreprocessShaders.OnProcessShader

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public void OnProcessShader(Shader shader, Rendering.ShaderSnippetData snippet, IList<ShaderCompilerData> data);

Parameters

shaderShader that is being compiled.
snippetDetails about the specific shader code being compiled.
dataList of variants to be compiled for the specific shader code.

Description

Implement this interface to receive a callback before a shader snippet is compiled.

using System.Collections.Generic;
using UnityEditor.Build;
using UnityEditor.Rendering;
using UnityEngine;
using UnityEngine.Rendering;

class MyCustomBuildProcessor : IPreprocessShaders { ShaderKeyword m_Blue;

public MyCustomBuildProcessor() { m_Blue = new ShaderKeyword("_BLUE"); }

public int callbackOrder { get { return 0; } }

public void OnProcessShader(Shader shader, ShaderSnippetData snippet, IList<ShaderCompilerData> data) { for (int i = data.Count - 1; i >= 0; --i) { if (!data[i].shaderKeywordSet.IsEnabled(m_Blue)) continue;

data.RemoveAt(i); } } }
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