kc3-lang/angle/src/compiler/translator/ValidateOutputs.h

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• Hash : 9624db05
  Author :
  Date : 2023-08-21T00:00:00
  

  Validate missing fragment outputs for dual-source blending
  
  * A secondary fragment output must be declared when
    dual-source blending is enabled in WebGL contexts.
  
  * Omitting locations for multiple fragment
    outputs is not allowed in WebGL contexts.
  
  Bug: angleproject:1085
  Change-Id: I57febdc02c9ccc571971a81b6671869f19b0aa96
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4834672
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Alexey Knyazev <lexa.knyazev@gmail.com>
  

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• src/compiler/translator/ValidateOutputs.h

• //
  // Copyright 2013 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // ValidateOutputs validates fragment shader outputs. It checks for conflicting locations,
  // out-of-range locations, that locations are specified when using multiple outputs, and YUV output
  // validity.
  //
  
  #ifndef COMPILER_TRANSLATOR_VALIDATEOUTPUTS_H_
  #define COMPILER_TRANSLATOR_VALIDATEOUTPUTS_H_
  
  #include <GLSLANG/ShaderLang.h>
  
  #include "compiler/translator/ExtensionBehavior.h"
  
  namespace sh
  {
  
  class TCompiler;
  class TIntermBlock;
  class TDiagnostics;
  
  // Returns true if the shader has no conflicting or otherwise erroneous fragment outputs.
  bool ValidateOutputs(TIntermBlock *root,
                       const TExtensionBehavior &extBehavior,
                       const ShBuiltInResources &resources,
                       bool usesPixelLocalStorage,
                       bool isWebGL,
                       TDiagnostics *diagnostics);
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_VALIDATEOUTPUTS_H_
  

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