kc3-lang/angle/src/common/CompiledShaderState.h

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• Hash : a05a0e15
  Author :
  Date : 2024-09-25T22:33:36
  

  Validate PLS shaders against context state
  
  Add shader introspection for PLS uniforms and validate that they match
  context state during draw calls.
  
  Bug: angleproject:40096838
  Change-Id: I76cdf8add03de8f8b0b3e772c15c0087c1d97e98
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5893962
  Commit-Queue: Kenneth Russell <kbr@chromium.org>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Reviewed-by: Kenneth Russell <kbr@chromium.org>
  

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• src/common/CompiledShaderState.h

• //
  // Copyright 2022 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.
  //
  // CompiledShaderState.h:
  //   Defines a struct containing any data that is needed to build
  //   a CompiledShaderState from a TCompiler.
  //
  
  #ifndef COMMON_COMPILEDSHADERSTATE_H_
  #define COMMON_COMPILEDSHADERSTATE_H_
  
  #include "common/BinaryStream.h"
  #include "common/Optional.h"
  #include "common/PackedEnums.h"
  
  #include <GLSLANG/ShaderLang.h>
  #include <GLSLANG/ShaderVars.h>
  
  #include <memory>
  #include <string>
  
  namespace sh
  {
  struct BlockMemberInfo;
  
  using CompilerMetadataFlags = angle::PackedEnumBitSet<sh::MetadataFlags, uint32_t>;
  }  // namespace sh
  
  namespace gl
  {
  
  // @todo this type is also defined in compiler/Compiler.h and libANGLE/renderer_utils.h. Move this
  // to a single common definition?
  using SpecConstUsageBits = angle::PackedEnumBitSet<sh::vk::SpecConstUsage, uint32_t>;
  
  // Helper functions for serializing shader variables
  void WriteShaderVar(gl::BinaryOutputStream *stream, const sh::ShaderVariable &var);
  void LoadShaderVar(gl::BinaryInputStream *stream, sh::ShaderVariable *var);
  
  void WriteShInterfaceBlock(gl::BinaryOutputStream *stream, const sh::InterfaceBlock &block);
  void LoadShInterfaceBlock(gl::BinaryInputStream *stream, sh::InterfaceBlock *block);
  
  bool CompareShaderVar(const sh::ShaderVariable &x, const sh::ShaderVariable &y);
  
  struct CompiledShaderState
  {
      CompiledShaderState(gl::ShaderType shaderType);
      ~CompiledShaderState();
  
      void buildCompiledShaderState(const ShHandle compilerHandle, const bool isBinaryOutput);
  
      void serialize(gl::BinaryOutputStream &stream) const;
      void deserialize(gl::BinaryInputStream &stream);
  
      bool hasValidGeometryShaderInputPrimitiveType() const
      {
          return metadataFlags[sh::MetadataFlags::HasValidGeometryShaderInputPrimitiveType];
      }
      bool hasValidGeometryShaderOutputPrimitiveType() const
      {
          return metadataFlags[sh::MetadataFlags::HasValidGeometryShaderOutputPrimitiveType];
      }
      bool hasValidGeometryShaderMaxVertices() const
      {
          return metadataFlags[sh::MetadataFlags::HasValidGeometryShaderMaxVertices];
      }
  
      const gl::ShaderType shaderType;
  
      int shaderVersion;
      std::string translatedSource;
      sh::BinaryBlob compiledBinary;
      sh::WorkGroupSize localSize;
  
      std::vector<sh::ShaderVariable> inputVaryings;
      std::vector<sh::ShaderVariable> outputVaryings;
      std::vector<sh::ShaderVariable> uniforms;
      std::vector<sh::InterfaceBlock> uniformBlocks;
      std::vector<sh::InterfaceBlock> shaderStorageBlocks;
      std::vector<sh::ShaderVariable> allAttributes;
      std::vector<sh::ShaderVariable> activeAttributes;
      std::vector<sh::ShaderVariable> activeOutputVariables;
  
      sh::CompilerMetadataFlags metadataFlags;
      gl::BlendEquationBitSet advancedBlendEquations;
      SpecConstUsageBits specConstUsageBits;
  
      // GL_OVR_multiview / GL_OVR_multiview2
      int numViews;
  
      // Geometry Shader
      gl::PrimitiveMode geometryShaderInputPrimitiveType;
      gl::PrimitiveMode geometryShaderOutputPrimitiveType;
      GLint geometryShaderMaxVertices;
      int geometryShaderInvocations;
  
      // Tessellation Shader
      int tessControlShaderVertices;
      GLenum tessGenMode;
      GLenum tessGenSpacing;
      GLenum tessGenVertexOrder;
      GLenum tessGenPointMode;
  
      // ANGLE_shader_pixel_local_storage: A mapping from binding index to the PLS uniform format at
      // that index.
      std::vector<ShPixelLocalStorageFormat> pixelLocalStorageFormats;
  };
  
  using SharedCompiledShaderState = std::shared_ptr<CompiledShaderState>;
  }  // namespace gl
  
  #endif  // COMMON_COMPILEDSHADERSTATE_H_
  

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