kc3-lang/angle/src/libANGLE/renderer/metal/mtl_glslang_mtl_utils.h

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• Hash : 2ebd5100
  Author :
  Date : 2022-08-11T10:43:32
  

  Add gl::Context as a parameter to Shader::resolveCompile
  
  This prepares us to access the Context's shader cache in resolveCompile
  in the next commit.
  
  Bug: angleproject:7036
  Change-Id: I7995c54b290a5a48f0c8985cb56ea0048598ab2f
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3827642
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/libANGLE/renderer/metal/mtl_glslang_mtl_utils.h

• //
  // Copyright 2019 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.
  //
  // mtl_glslang_mtl_utils.h: Wrapper for Khronos's glslang compiler for MSL.
  //
  
  #ifndef mtl_glslang_mtl_utils_h
  #define mtl_glslang_mtl_utils_h
  #include "libANGLE/Context.h"
  #include "libANGLE/renderer/ProgramImpl.h"
  #include "libANGLE/renderer/glslang_wrapper_utils.h"
  #include "libANGLE/renderer/metal/mtl_common.h"
  
  namespace rx
  {
  namespace mtl
  {
  struct SamplerBinding
  {
      uint32_t textureBinding = 0;
      uint32_t samplerBinding = 0;
  };
  
  struct TranslatedShaderInfo
  {
      void reset();
      // Translated Metal source code
      std::string metalShaderSource;
      // Metal library compiled from source code above. Used by ProgramMtl.
      AutoObjCPtr<id<MTLLibrary>> metalLibrary;
      std::array<SamplerBinding, kMaxGLSamplerBindings> actualSamplerBindings;
      std::array<uint32_t, kMaxGLUBOBindings> actualUBOBindings;
      std::array<uint32_t, kMaxShaderXFBs> actualXFBBindings;
      bool hasUBOArgumentBuffer;
      bool hasInvariantOrAtan;
  };
  void MSLGetShaderSource(const gl::Context *context,
                          const gl::ProgramState &programState,
                          const gl::ProgramLinkedResources &resources,
                          gl::ShaderMap<std::string> *shaderSourcesOut,
                          ShaderInterfaceVariableInfoMap *variableInfoMapOut);
  
  angle::Result GlslangGetMSL(const gl::Context *glContext,
                              const gl::ProgramState &programState,
                              const gl::Caps &glCaps,
                              const gl::ShaderMap<std::string> &shaderSources,
                              const ShaderInterfaceVariableInfoMap &variableInfoMap,
                              gl::ShaderMap<TranslatedShaderInfo> *mslShaderInfoOut,
                              gl::ShaderMap<std::string> *mslCodeOut,
                              size_t xfbBufferCount);
  
  // Get equivalent shadow compare mode that is used in translated msl shader.
  uint MslGetShaderShadowCompareMode(GLenum mode, GLenum func);
  
  }  // namespace mtl
  }  // namespace rx
  
  #endif /* mtl_glslang_mtl_utils_h */
  

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