kc3-lang/angle/src/compiler/translator/tree_ops/vulkan/ReplaceForShaderFramebufferFetch.h

• Show log

  Commit

• Hash : 91976352
  Author :
  Date : 2022-06-21T15:41:02
  

  Use C++17 attributes instead of custom macros
  
  Bug: angleproject:6747
  Change-Id: Iad6c7cd8a18d028e01da49b647c5d01af11e0522
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3718999
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  

Download

• src/compiler/translator/tree_ops/vulkan/ReplaceForShaderFramebufferFetch.h

• //
  // Copyright 2020 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.
  //
  // ReplaceForShaderFramebufferFetch.h: Find any references to gl_LastFragData, and replace it with
  // ANGLELastFragData.
  //
  
  #ifndef COMPILER_TRANSLATOR_TREEOPS_VULKAN_REPLACEFORSHADERFRAMEBUFFERFETCH_H_
  #define COMPILER_TRANSLATOR_TREEOPS_VULKAN_REPLACEFORSHADERFRAMEBUFFERFETCH_H_
  
  #include "common/angleutils.h"
  
  namespace sh
  {
  
  class TCompiler;
  class TIntermBlock;
  class TSymbolTable;
  struct ShaderVariable;
  
  // Declare the global variable, "ANGLELastFragData", and at the begining of the main function,
  // assign a subpassLoad value to it. Then replace every gl_LastFragData to "ANGLELastFragData". This
  // is to solve the problem GLSL for Vulkan can't process gl_LastFragData variable.
  [[nodiscard]] bool ReplaceLastFragData(TCompiler *compiler,
                                         TIntermBlock *root,
                                         TSymbolTable *symbolTable,
                                         std::vector<ShaderVariable> *uniforms);
  
  // Similar to "ANGLELastFragData", but the difference is the variable for loading a framebuffer
  // data. The variable decorated with a inout qualifier will be replaced to the variable decorated
  // with a out qualifier. And this variable will be used to load the framebuffer data.
  [[nodiscard]] bool ReplaceInOutVariables(TCompiler *compiler,
                                           TIntermBlock *root,
                                           TSymbolTable *symbolTable,
                                           std::vector<ShaderVariable> *uniforms);
  
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_TREEOPS_VULKAN_REPLACEFORSHADERFRAMEBUFFERFETCH_H_
  

Download