kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/IndexBuffer11.h

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• Hash : bdc1e2a2
  Author :
  Date : 2017-05-24T14:40:27
  

  D3D11: Consolidate Buffer allocation.
  
  We now allocate and release all buffer resources from a single place,
  allowing us to allocate junk memory, clear on init, and track the
  currently allocated buffer memory.
  
  BUG=angleproject:2034
  
  Change-Id: Id60b63a7f77bc369dfc494a7587ab06c8d34a8e2
  Reviewed-on: https://chromium-review.googlesource.com/503253
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Corentin Wallez <cwallez@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/d3d/d3d11/IndexBuffer11.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.
  //
  
  // IndexBuffer11.h: Defines the D3D11 IndexBuffer implementation.
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_INDEXBUFFER11_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_INDEXBUFFER11_H_
  
  #include "libANGLE/renderer/d3d/IndexBuffer.h"
  #include "libANGLE/renderer/d3d/d3d11/ResourceManager11.h"
  
  namespace rx
  {
  class Renderer11;
  
  class IndexBuffer11 : public IndexBuffer
  {
    public:
      explicit IndexBuffer11(Renderer11 *const renderer);
      virtual ~IndexBuffer11();
  
      virtual gl::Error initialize(unsigned int bufferSize, GLenum indexType, bool dynamic);
  
      virtual gl::Error mapBuffer(unsigned int offset, unsigned int size, void** outMappedMemory);
      virtual gl::Error unmapBuffer();
  
      virtual GLenum getIndexType() const;
      virtual unsigned int getBufferSize() const;
      virtual gl::Error setSize(unsigned int bufferSize, GLenum indexType);
  
      virtual gl::Error discard();
  
      DXGI_FORMAT getIndexFormat() const;
      const d3d11::Buffer &getBuffer() const;
  
    private:
      Renderer11 *const mRenderer;
  
      d3d11::Buffer mBuffer;
      unsigned int mBufferSize;
      GLenum mIndexType;
      bool mDynamicUsage;
  };
  
  }  // namespace rx
  
  #endif // LIBANGLE_RENDERER_D3D_D3D11_INDEXBUFFER11_H_
  

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