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

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• Hash : 55def583
  Author :
  Date : 2015-05-04T11:24:57
  

  translator: Fix variable collection for gl_DepthRange.
  
  *re-land with Linux fixes, and fix for locations*
  
  This built-in uniform wasn't being collected in VariableInfo.cpp.
  Also remove the existing workaround for D3D gl_DepthRange
  collection.
  
  BUG=angleproject:991
  BUG=478570
  
  Change-Id: Iba84651bfc58f82fd4ce039421874f561f83c348
  Reviewed-on: https://chromium-review.googlesource.com/268840
  Tested-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/Uniform.h

• //
  // 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.
  //
  
  #ifndef LIBANGLE_UNIFORM_H_
  #define LIBANGLE_UNIFORM_H_
  
  #include <string>
  #include <vector>
  
  #include "angle_gl.h"
  #include "common/debug.h"
  #include "compiler/translator/blocklayout.h"
  #include "libANGLE/angletypes.h"
  
  namespace gl
  {
  
  // Helper struct representing a single shader uniform
  struct LinkedUniform : angle::NonCopyable
  {
      LinkedUniform(GLenum type, GLenum precision, const std::string &name, unsigned int arraySize, const int blockIndex, const sh::BlockMemberInfo &blockInfo);
  
      ~LinkedUniform();
  
      bool isArray() const;
      unsigned int elementCount() const;
      bool isReferencedByVertexShader() const;
      bool isReferencedByFragmentShader() const;
      bool isInDefaultBlock() const;
      size_t dataSize() const;
      bool isSampler() const;
      bool isBuiltIn() const;
  
      const GLenum type;
      const GLenum precision;
      const std::string name;
      const unsigned int arraySize;
      const int blockIndex;
      const sh::BlockMemberInfo blockInfo;
  
      unsigned char *data;
      bool dirty;
  
      unsigned int psRegisterIndex;
      unsigned int vsRegisterIndex;
      unsigned int registerCount;
  
      // Register "elements" are used for uniform structs in ES3, to appropriately identify single uniforms
      // inside aggregate types, which are packed according C-like structure rules.
      unsigned int registerElement;
  };
  
  // Helper struct representing a single shader uniform block
  struct UniformBlock : angle::NonCopyable
  {
      // use GL_INVALID_INDEX for non-array elements
      UniformBlock(const std::string &name, unsigned int elementIndex, unsigned int dataSize);
  
      bool isArrayElement() const;
      bool isReferencedByVertexShader() const;
      bool isReferencedByFragmentShader() const;
  
      const std::string name;
      const unsigned int elementIndex;
      const unsigned int dataSize;
  
      std::vector<unsigned int> memberUniformIndexes;
  
      unsigned int psRegisterIndex;
      unsigned int vsRegisterIndex;
  };
  
  }
  
  #endif   // LIBANGLE_UNIFORM_H_
  

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