kc3-lang/angle/src/libGLESv2/renderer/VertexDataManager.h

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• Hash : 4150d362
  Author :
  Date : 2012-12-20T21:07:43
  

  Change VertexBufferInterface and VertexDataManager to use new VertexBuffer.
  
  TRAC #22226
  
  Signed-off-by: Nicolas Capens
  Signed-off-by: Daniel Koch
  Author: Geoff Lang
  
  git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1589 736b8ea6-26fd-11df-bfd4-992fa37f6226
  

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• src/libGLESv2/renderer/VertexDataManager.h

• //
  // Copyright (c) 2002-2012 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.
  //
  
  // VertexDataManager.h: Defines the VertexDataManager, a class that
  // runs the Buffer translation process.
  
  #ifndef LIBGLESV2_RENDERER_VERTEXDATAMANAGER_H_
  #define LIBGLESV2_RENDERER_VERTEXDATAMANAGER_H_
  
  #include <vector>
  #include <cstddef>
  
  #define GL_APICALL
  #include <GLES2/gl2.h>
  
  #include "libGLESv2/Context.h"
  #include "libGLESv2/renderer/VertexBuffer.h"
  
  namespace rx
  {
  
  struct TranslatedAttribute
  {
      bool active;
  
      const gl::VertexAttribute *attribute;
      UINT offset;
      UINT stride;   // 0 means not to advance the read pointer at all
  
      VertexBuffer *vertexBuffer;
      unsigned int serial;
      unsigned int divisor;
  };
  
  class VertexDataManager
  {
    public:
      VertexDataManager(rx::Renderer *renderer);
      virtual ~VertexDataManager();
  
      GLenum prepareVertexData(const gl::VertexAttribute attribs[], gl::ProgramBinary *programBinary, GLint start, GLsizei count, TranslatedAttribute *outAttribs, GLsizei instances);
  
    private:
      DISALLOW_COPY_AND_ASSIGN(VertexDataManager);
  
      rx::Renderer *const mRenderer;
  
      StreamingVertexBufferInterface *mStreamingBuffer;
  
      float mCurrentValue[gl::MAX_VERTEX_ATTRIBS][4];
      StreamingVertexBufferInterface *mCurrentValueBuffer[gl::MAX_VERTEX_ATTRIBS];
      std::size_t mCurrentValueOffsets[gl::MAX_VERTEX_ATTRIBS];
  };
  
  }
  
  #endif   // LIBGLESV2_RENDERER_VERTEXDATAMANAGER_H_
  

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