kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/VertexBuffer11.h

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• Hash : 7d112bb9
  Author :
  Date : 2015-06-22T13:57:19
  

  Refactor source pointer math out of VertexBuffer9/11.
  
  This math can live in a single place in the VertexDataManager. This
  cleans up the code and paves the way for future optimizations.
  
  BUG=angleproject:959
  
  Change-Id: I7138c6e080d9c3d6507b55d981bfb62c2590a2a8
  Reviewed-on: https://chromium-review.googlesource.com/277282
  Tested-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Kenneth Russell <kbr@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/d3d/d3d11/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 LIBANGLE_RENDERER_D3D_D3D11_VERTEXBUFFER11_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_VERTEXBUFFER11_H_
  
  #include <stdint.h>
  
  #include "libANGLE/renderer/d3d/VertexBuffer.h"
  
  namespace rx
  {
  class Renderer11;
  
  class VertexBuffer11 : public VertexBuffer
  {
    public:
      explicit VertexBuffer11(Renderer11 *const renderer);
      virtual ~VertexBuffer11();
  
      virtual gl::Error initialize(unsigned int size, bool dynamicUsage);
  
      gl::Error storeVertexAttributes(const gl::VertexAttribute &attrib,
                                      const gl::VertexAttribCurrentValueData &currentValue,
                                      GLint start,
                                      GLsizei count,
                                      GLsizei instances,
                                      unsigned int offset,
                                      const uint8_t *sourceData) override;
  
      virtual gl::Error getSpaceRequired(const gl::VertexAttribute &attrib, GLsizei count, GLsizei instances,
                                         unsigned int *outSpaceRequired) const;
  
      virtual unsigned int getBufferSize() const;
      virtual gl::Error setBufferSize(unsigned int size);
      virtual gl::Error discard();
  
      virtual void hintUnmapResource();
  
      ID3D11Buffer *getBuffer() const;
  
    private:
      gl::Error mapResource();
  
      Renderer11 *const mRenderer;
  
      ID3D11Buffer *mBuffer;
      unsigned int mBufferSize;
      bool mDynamicUsage;
  
      uint8_t *mMappedResourceData;
  };
  
  }
  
  #endif // LIBANGLE_RENDERER_D3D_D3D11_VERTEXBUFFER11_H_
  

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