kc3-lang/angle/src/libANGLE/Uniform.cpp

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• Hash : 58f67be0
  Author :
  Date : 2017-10-27T08:59:27
  

  ES31 program query: support AtomicCounterBuffer and UniformBlock
  
  Calculates atomic counter buffer's shader reference according to its
  child counters.
  Merges GL_UNIFORM_BLOCK_* queries to GL_*.
  Refreshes deqp_gles31_test_expectations.
  
  BUG=angleproject:1920
  TEST=angle_end2end_tests:ProgramInterfaceTest*
       dEQP-GLES31.functional.state_query.program.active_atomic_counter_buffers_get_programiv
       dEQP-GLES31.functional.layout_binding.ubo.*
  Change-Id: Ia23ddfef5f5dd7e15628f4c259273e1c01c14d80
  Reviewed-on: https://chromium-review.googlesource.com/715436
  Commit-Queue: Corentin Wallez <cwallez@chromium.org>
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  

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• src/libANGLE/Uniform.cpp

• //
  // Copyright (c) 2010-2013 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.
  //
  
  #include "libANGLE/Uniform.h"
  
  #include "common/utilities.h"
  
  #include <cstring>
  
  namespace gl
  {
  
  StaticallyUsed::StaticallyUsed()
      : vertexStaticUse(false), fragmentStaticUse(false), computeStaticUse(false)
  {
  }
  
  StaticallyUsed::~StaticallyUsed()
  {
  }
  
  StaticallyUsed::StaticallyUsed(const StaticallyUsed &rhs) = default;
  StaticallyUsed &StaticallyUsed::operator=(const StaticallyUsed &rhs) = default;
  
  void StaticallyUsed::setStaticUse(GLenum shaderType, bool used)
  {
      switch (shaderType)
      {
          case GL_VERTEX_SHADER:
              vertexStaticUse = used;
              break;
  
          case GL_FRAGMENT_SHADER:
              fragmentStaticUse = used;
              break;
  
          case GL_COMPUTE_SHADER:
              computeStaticUse = used;
              break;
  
          default:
              UNREACHABLE();
      }
  }
  
  void StaticallyUsed::unionReferencesWith(const StaticallyUsed &other)
  {
      vertexStaticUse |= other.vertexStaticUse;
      fragmentStaticUse |= other.fragmentStaticUse;
      computeStaticUse |= other.computeStaticUse;
  }
  
  LinkedUniform::LinkedUniform()
      : typeInfo(nullptr), bufferIndex(-1), blockInfo(sh::BlockMemberInfo::getDefaultBlockInfo())
  {
  }
  
  LinkedUniform::LinkedUniform(GLenum typeIn,
                               GLenum precisionIn,
                               const std::string &nameIn,
                               unsigned int arraySizeIn,
                               const int bindingIn,
                               const int offsetIn,
                               const int locationIn,
                               const int bufferIndexIn,
                               const sh::BlockMemberInfo &blockInfoIn)
      : typeInfo(&GetUniformTypeInfo(typeIn)), bufferIndex(bufferIndexIn), blockInfo(blockInfoIn)
  {
      type      = typeIn;
      precision = precisionIn;
      name      = nameIn;
      arraySize = arraySizeIn;
      binding   = bindingIn;
      offset    = offsetIn;
      location  = locationIn;
  }
  
  LinkedUniform::LinkedUniform(const sh::Uniform &uniform)
      : sh::Uniform(uniform),
        typeInfo(&GetUniformTypeInfo(type)),
        bufferIndex(-1),
        blockInfo(sh::BlockMemberInfo::getDefaultBlockInfo())
  {
  }
  
  LinkedUniform::LinkedUniform(const LinkedUniform &uniform)
      : sh::Uniform(uniform),
        StaticallyUsed(uniform),
        typeInfo(uniform.typeInfo),
        bufferIndex(uniform.bufferIndex),
        blockInfo(uniform.blockInfo)
  {
  }
  
  LinkedUniform &LinkedUniform::operator=(const LinkedUniform &uniform)
  {
      sh::Uniform::operator=(uniform);
      StaticallyUsed::operator=(uniform);
      typeInfo             = uniform.typeInfo;
      bufferIndex          = uniform.bufferIndex;
      blockInfo            = uniform.blockInfo;
      return *this;
  }
  
  LinkedUniform::~LinkedUniform()
  {
  }
  
  bool LinkedUniform::isInDefaultBlock() const
  {
      return bufferIndex == -1;
  }
  
  bool LinkedUniform::isSampler() const
  {
      return typeInfo->isSampler;
  }
  
  bool LinkedUniform::isImage() const
  {
      return typeInfo->isImageType;
  }
  
  bool LinkedUniform::isAtomicCounter() const
  {
      return IsAtomicCounterType(type);
  }
  
  bool LinkedUniform::isField() const
  {
      return name.find('.') != std::string::npos;
  }
  
  size_t LinkedUniform::getElementSize() const
  {
      return typeInfo->externalSize;
  }
  
  size_t LinkedUniform::getElementComponents() const
  {
      return typeInfo->componentCount;
  }
  
  ShaderVariableBuffer::ShaderVariableBuffer() : binding(0), dataSize(0)
  {
  }
  
  ShaderVariableBuffer::~ShaderVariableBuffer()
  {
  }
  
  int ShaderVariableBuffer::numActiveVariables() const
  {
      return static_cast<int>(memberIndexes.size());
  }
  
  InterfaceBlock::InterfaceBlock() : isArray(false), arrayElement(0)
  {
  }
  
  InterfaceBlock::InterfaceBlock(const std::string &nameIn,
                                 const std::string &mappedNameIn,
                                 bool isArrayIn,
                                 unsigned int arrayElementIn,
                                 int bindingIn)
      : name(nameIn), mappedName(mappedNameIn), isArray(isArrayIn), arrayElement(arrayElementIn)
  {
      binding = bindingIn;
  }
  
  std::string InterfaceBlock::nameWithArrayIndex() const
  {
      std::stringstream fullNameStr;
      fullNameStr << name;
      if (isArray)
      {
          fullNameStr << "[" << arrayElement << "]";
      }
  
      return fullNameStr.str();
  }
  
  std::string InterfaceBlock::mappedNameWithArrayIndex() const
  {
      std::stringstream fullNameStr;
      fullNameStr << mappedName;
      if (isArray)
      {
          fullNameStr << "[" << arrayElement << "]";
      }
  
      return fullNameStr.str();
  }
  }
  

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