kc3-lang/angle/src/libGLESv2/ProgramBinary.h

• Show log

  Commit

• Hash : 07d68856
  Author :
  Date : 2014-05-06T16:31:14
  

  Move the implementations of shader var init to the header.
  
  Making the contructors for shader variables inline saves us from
  exporting them across DLL boundaries. This makes it easier to use
  them in the translator when building the translator as a DLL.
  
  BUG=angle:466
  
  Change-Id: Iee0556e06dc1f9e98fe9eea6577819305de0dd0b
  Reviewed-on: https://chromium-review.googlesource.com/198555
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Nicolas Capens <nicolascapens@chromium.org>
  Tested-by: Jamie Madill <jmadill@chromium.org>
  

Download

• src/libGLESv2/ProgramBinary.h

• //
  // Copyright (c) 2002-2014 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.
  //
  
  // Program.h: Defines the gl::Program class. Implements GL program objects
  // and related functionality. [OpenGL ES 2.0.24] section 2.10.3 page 28.
  
  #ifndef LIBGLESV2_PROGRAM_BINARY_H_
  #define LIBGLESV2_PROGRAM_BINARY_H_
  
  #define GL_APICALL
  #include <GLES3/gl3.h>
  #include <GLES3/gl3ext.h>
  #include <GLES2/gl2.h>
  #include <GLES2/gl2ext.h>
  
  #include <string>
  #include <vector>
  
  #include "common/RefCountObject.h"
  #include "angletypes.h"
  #include "common/mathutil.h"
  #include "libGLESv2/Uniform.h"
  #include "libGLESv2/Shader.h"
  #include "libGLESv2/Constants.h"
  #include "libGLESv2/renderer/VertexDataManager.h"
  
  namespace rx
  {
  class ShaderExecutable;
  class Renderer;
  struct TranslatedAttribute;
  class UniformStorage;
  class DynamicHLSL;
  }
  
  namespace gl
  {
  class FragmentShader;
  class VertexShader;
  class InfoLog;
  class AttributeBindings;
  class Buffer;
  
  // Struct used for correlating uniforms/elements of uniform arrays to handles
  struct VariableLocation
  {
      VariableLocation()
      {
      }
  
      VariableLocation(const std::string &name, unsigned int element, unsigned int index);
  
      std::string name;
      unsigned int element;
      unsigned int index;
  };
  
  struct LinkedVarying
  {
      LinkedVarying();
      LinkedVarying(const std::string &name, GLenum type, GLsizei size, const std::string &semanticName,
                    unsigned int semanticIndex, unsigned int semanticIndexCount);
  
      // Original GL name
      std::string name;
  
      GLenum type;
      GLsizei size;
  
      // DirectX semantic information
      std::string semanticName;
      unsigned int semanticIndex;
      unsigned int semanticIndexCount;
  };
  
  // This is the result of linking a program. It is the state that would be passed to ProgramBinary.
  class ProgramBinary : public RefCountObject
  {
    public:
      explicit ProgramBinary(rx::Renderer *renderer);
      ~ProgramBinary();
  
      rx::ShaderExecutable *getPixelExecutable() const;
      rx::ShaderExecutable *getVertexExecutableForInputLayout(const VertexFormat inputLayout[MAX_VERTEX_ATTRIBS]);
      rx::ShaderExecutable *getGeometryExecutable() const;
  
      GLuint getAttributeLocation(const char *name);
      int getSemanticIndex(int attributeIndex);
  
      GLint getSamplerMapping(SamplerType type, unsigned int samplerIndex);
      TextureType getSamplerTextureType(SamplerType type, unsigned int samplerIndex);
      GLint getUsedSamplerRange(SamplerType type);
      bool usesPointSize() const;
      bool usesPointSpriteEmulation() const;
      bool usesGeometryShader() const;
  
      GLint getUniformLocation(std::string name);
      GLuint getUniformIndex(std::string name);
      GLuint getUniformBlockIndex(std::string name);
      bool setUniform1fv(GLint location, GLsizei count, const GLfloat *v);
      bool setUniform2fv(GLint location, GLsizei count, const GLfloat *v);
      bool setUniform3fv(GLint location, GLsizei count, const GLfloat *v);
      bool setUniform4fv(GLint location, GLsizei count, const GLfloat *v);
      bool setUniform1iv(GLint location, GLsizei count, const GLint *v);
      bool setUniform2iv(GLint location, GLsizei count, const GLint *v);
      bool setUniform3iv(GLint location, GLsizei count, const GLint *v);
      bool setUniform4iv(GLint location, GLsizei count, const GLint *v);
      bool setUniform1uiv(GLint location, GLsizei count, const GLuint *v);
      bool setUniform2uiv(GLint location, GLsizei count, const GLuint *v);
      bool setUniform3uiv(GLint location, GLsizei count, const GLuint *v);
      bool setUniform4uiv(GLint location, GLsizei count, const GLuint *v);
      bool setUniformMatrix2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix2x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix3x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix2x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix4x2fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix3x4fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
      bool setUniformMatrix4x3fv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
  
      bool getUniformfv(GLint location, GLsizei *bufSize, GLfloat *params);
      bool getUniformiv(GLint location, GLsizei *bufSize, GLint *params);
      bool getUniformuiv(GLint location, GLsizei *bufSize, GLuint *params);
  
      void dirtyAllUniforms();
      void applyUniforms();
      bool applyUniformBuffers(const std::vector<Buffer*> boundBuffers);
  
      bool load(InfoLog &infoLog, const void *binary, GLsizei length);
      bool save(void* binary, GLsizei bufSize, GLsizei *length);
      GLint getLength();
  
      bool link(InfoLog &infoLog, const AttributeBindings &attributeBindings, FragmentShader *fragmentShader, VertexShader *vertexShader,
                const std::vector<std::string>& transformFeedbackVaryings, GLenum transformFeedbackBufferMode);
      void getAttachedShaders(GLsizei maxCount, GLsizei *count, GLuint *shaders);
  
      void getActiveAttribute(GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name) const;
      GLint getActiveAttributeCount() const;
      GLint getActiveAttributeMaxLength() const;
  
      void getActiveUniform(GLuint index, GLsizei bufsize, GLsizei *length, GLint *size, GLenum *type, GLchar *name) const;
      GLint getActiveUniformCount() const;
      GLint getActiveUniformMaxLength() const;
      GLint getActiveUniformi(GLuint index, GLenum pname) const;
  
      void getActiveUniformBlockName(GLuint uniformBlockIndex, GLsizei bufSize, GLsizei *length, GLchar *uniformBlockName) const;
      void getActiveUniformBlockiv(GLuint uniformBlockIndex, GLenum pname, GLint *params) const;
      GLuint getActiveUniformBlockCount() const;
      GLuint getActiveUniformBlockMaxLength() const;
      UniformBlock *getUniformBlockByIndex(GLuint blockIndex);
  
      GLint getFragDataLocation(const char *name) const;
  
      size_t getTransformFeedbackVaryingCount() const;
      const LinkedVarying &getTransformFeedbackVarying(size_t idx) const;
      GLenum getTransformFeedbackBufferMode() const;
  
      void validate(InfoLog &infoLog);
      bool validateSamplers(InfoLog *infoLog);
      bool isValidated() const;
  
      unsigned int getSerial() const;
      int getShaderVersion() const;
  
      void initAttributesByLayout();
      void sortAttributesByLayout(rx::TranslatedAttribute attributes[MAX_VERTEX_ATTRIBS], int sortedSemanticIndices[MAX_VERTEX_ATTRIBS]) const;
  
      const std::vector<LinkedUniform*> &getUniforms() const { return mUniforms; }
      const rx::UniformStorage &getVertexUniformStorage() const { return *mVertexUniformStorage; }
      const rx::UniformStorage &getFragmentUniformStorage() const { return *mFragmentUniformStorage; }
  
    private:
      DISALLOW_COPY_AND_ASSIGN(ProgramBinary);
  
      bool linkVaryings(InfoLog &infoLog, FragmentShader *fragmentShader, VertexShader *vertexShader);
      bool linkAttributes(InfoLog &infoLog, const AttributeBindings &attributeBindings, FragmentShader *fragmentShader, VertexShader *vertexShader);
  
      typedef std::vector<BlockMemberInfo>::const_iterator BlockInfoItr;
  
      template <class ShaderVarType>
      bool linkValidateFields(InfoLog &infoLog, const std::string &varName, const ShaderVarType &vertexVar, const ShaderVarType &fragmentVar);
      bool linkValidateVariablesBase(InfoLog &infoLog, const std::string &variableName, const ShaderVariable &vertexVariable, const ShaderVariable &fragmentVariable, bool validatePrecision);
  
      bool linkValidateVariables(InfoLog &infoLog, const std::string &uniformName, const Uniform &vertexUniform, const Uniform &fragmentUniform);
      bool linkValidateVariables(InfoLog &infoLog, const std::string &varyingName, const Varying &vertexVarying, const Varying &fragmentVarying);
      bool linkValidateVariables(InfoLog &infoLog, const std::string &uniformName, const InterfaceBlockField &vertexUniform, const InterfaceBlockField &fragmentUniform);
      bool linkUniforms(InfoLog &infoLog, const std::vector<Uniform> &vertexUniforms, const std::vector<Uniform> &fragmentUniforms);
      bool defineUniform(GLenum shader, const Uniform &constant, InfoLog &infoLog);
      bool areMatchingInterfaceBlocks(InfoLog &infoLog, const InterfaceBlock &vertexInterfaceBlock, const InterfaceBlock &fragmentInterfaceBlock);
      bool linkUniformBlocks(InfoLog &infoLog, const std::vector<InterfaceBlock> &vertexUniformBlocks, const std::vector<InterfaceBlock> &fragmentUniformBlocks);
      bool gatherTransformFeedbackLinkedVaryings(InfoLog &infoLog, const std::vector<LinkedVarying> &linkedVaryings,
                                                 const std::vector<std::string> &transformFeedbackVaryingNames,
                                                 GLenum transformFeedbackBufferMode,
                                                 std::vector<LinkedVarying> *outTransformFeedbackLinkedVaryings) const;
      void defineUniformBlockMembers(const std::vector<InterfaceBlockField> &fields, const std::string &prefix, int blockIndex, BlockInfoItr *blockInfoItr, std::vector<unsigned int> *blockUniformIndexes);
      bool defineUniformBlock(InfoLog &infoLog, GLenum shader, const InterfaceBlock &interfaceBlock);
      bool assignUniformBlockRegister(InfoLog &infoLog, UniformBlock *uniformBlock, GLenum shader, unsigned int registerIndex);
      void defineOutputVariables(FragmentShader *fragmentShader);
      void initializeUniformStorage();
  
      template <typename T>
      bool setUniform(GLint location, GLsizei count, const T* v, GLenum targetUniformType);
  
      template <int cols, int rows>
      bool setUniformMatrixfv(GLint location, GLsizei count, GLboolean transpose, const GLfloat *value, GLenum targetUniformType);
  
      template <typename T>
      bool getUniformv(GLint location, GLsizei *bufSize, T *params, GLenum uniformType);
  
      static TextureType getTextureType(GLenum samplerType, InfoLog &infoLog);
  
      class VertexExecutable
      {
        public:
          VertexExecutable(rx::Renderer *const renderer,
                           const VertexFormat inputLayout[MAX_VERTEX_ATTRIBS],
                           const GLenum signature[MAX_VERTEX_ATTRIBS],
                           rx::ShaderExecutable *shaderExecutable);
          ~VertexExecutable();
  
          bool matchesSignature(const GLenum convertedLayout[MAX_VERTEX_ATTRIBS]) const;
  
          const VertexFormat *inputs() const { return mInputs; }
          const GLenum *signature() const { return mSignature; }
          rx::ShaderExecutable *shaderExecutable() const { return mShaderExecutable; }
  
        private:
          VertexFormat mInputs[MAX_VERTEX_ATTRIBS];
          GLenum mSignature[MAX_VERTEX_ATTRIBS];
          rx::ShaderExecutable *mShaderExecutable;
      };
  
      rx::Renderer *const mRenderer;
      DynamicHLSL *mDynamicHLSL;
  
      std::string mVertexHLSL;
      rx::D3DWorkaroundType mVertexWorkarounds;
      std::vector<VertexExecutable *> mVertexExecutables;
      rx::ShaderExecutable *mGeometryExecutable;
      rx::ShaderExecutable *mPixelExecutable;
  
      Attribute mLinkedAttribute[MAX_VERTEX_ATTRIBS];
      Attribute mShaderAttributes[MAX_VERTEX_ATTRIBS];
      int mSemanticIndex[MAX_VERTEX_ATTRIBS];
      int mAttributesByLayout[MAX_VERTEX_ATTRIBS];
  
      GLenum mTransformFeedbackBufferMode;
      std::vector<LinkedVarying> mTransformFeedbackLinkedVaryings;
  
      struct Sampler
      {
          Sampler();
  
          bool active;
          GLint logicalTextureUnit;
          TextureType textureType;
      };
  
      Sampler mSamplersPS[MAX_TEXTURE_IMAGE_UNITS];
      Sampler mSamplersVS[IMPLEMENTATION_MAX_VERTEX_TEXTURE_IMAGE_UNITS];
      GLuint mUsedVertexSamplerRange;
      GLuint mUsedPixelSamplerRange;
      bool mUsesPointSize;
      int mShaderVersion;
  
      std::vector<LinkedUniform*> mUniforms;
      std::vector<UniformBlock*> mUniformBlocks;
      std::vector<VariableLocation> mUniformIndex;
      std::map<int, VariableLocation> mOutputVariables;
      rx::UniformStorage *mVertexUniformStorage;
      rx::UniformStorage *mFragmentUniformStorage;
  
      bool mValidated;
  
      const unsigned int mSerial;
  
      static unsigned int issueSerial();
      static unsigned int mCurrentSerial;
  };
  
  }
  
  #endif   // LIBGLESV2_PROGRAM_BINARY_H_
  

Download