kc3-lang/angle/src/libGLESv2/renderer/VertexBuffer11.h

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• Hash : 2c4d070c
  Author :
  Date : 2012-12-20T21:08:51
  

  Implemented VertexBuffer11.
  
  TRAC #22227
  
  Signed-off-by: Nicolas Capens
  Signed-off-by: Daniel Koch
  Author: Geoff Lang
  
  git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1598 736b8ea6-26fd-11df-bfd4-992fa37f6226
  

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• src/libGLESv2/renderer/VertexBuffer11.h

• //
  // Copyright (c) 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.
  //
  
  // VertexBuffer11.h: Defines the D3D11 VertexBuffer implementation.
  
  #ifndef LIBGLESV2_RENDERER_VERTEXBUFFER11_H_
  #define LIBGLESV2_RENDERER_VERTEXBUFFER11_H_
  
  #include "libGLESv2/renderer/VertexBuffer.h"
  #include "libGLESv2/renderer/Renderer11.h"
  
  #include <d3d11.h>
  
  namespace rx
  {
  
  class VertexBuffer11 : public VertexBuffer
  {
    public:
      explicit VertexBuffer11(rx::Renderer11 *const renderer);
      virtual ~VertexBuffer11();
  
      virtual bool initialize(unsigned int size, bool dynamicUsage);
  
      static VertexBuffer11 *makeVertexBuffer11(VertexBuffer *vetexBuffer);
  
      virtual bool storeVertexAttributes(const gl::VertexAttribute &attrib, GLint start, GLsizei count, GLsizei instances,
                                   unsigned int offset);
      virtual bool storeRawData(const void* data, unsigned int size, unsigned int offset);
  
      virtual unsigned int getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances) const;
  
      virtual unsigned int getBufferSize() const;
      virtual bool setBufferSize(unsigned int size);
      virtual bool discard();
  
      unsigned int getVertexSize(const gl::VertexAttribute &attrib) const;
      DXGI_FORMAT getDXGIFormat(const gl::VertexAttribute &attrib) const;
  
      ID3D11Buffer *getBuffer() const;
  
    private:
      DISALLOW_COPY_AND_ASSIGN(VertexBuffer11);
  
      rx::Renderer11 *const mRenderer;
  
      ID3D11Buffer *mBuffer;
      unsigned int mBufferSize;
      bool mDynamicUsage;
  
      typedef void (*VertexConversionFunction)(const void *, unsigned int, unsigned int, void *);
      struct VertexConverter
      {
          VertexConversionFunction conversionFunc;
          DXGI_FORMAT dxgiFormat;
          unsigned int outputElementSize;
      };
  
      enum { NUM_GL_VERTEX_ATTRIB_TYPES = 6 };
  
      // This table is used to generate mAttributeTypes.
      static const VertexConverter mPossibleTranslations[NUM_GL_VERTEX_ATTRIB_TYPES][2][4]; // [GL types as enumerated by typeIndex()][normalized][size - 1]
  
      static const VertexConverter &getVertexConversion(const gl::VertexAttribute &attribute);
  };
  
  }
  
  #endif // LIBGLESV2_RENDERER_VERTEXBUFFER11_H_

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