kc3-lang/angle/src/libANGLE/renderer/d3d/d3d11/Image11.h

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• Hash : ba8a0bf8
  Author :
  Date : 2015-05-13T09:48:59
  

  Add plumbing for D3D11 device caps
  
  BUG=angleproject:1002
  
  Change-Id: Id24783c75377ea92a73a43f2605693e07f63dc15
  Reviewed-on: https://chromium-review.googlesource.com/270545
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Tested-by: Austin Kinross <aukinros@microsoft.com>
  

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• src/libANGLE/renderer/d3d/d3d11/Image11.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.
  //
  
  // Image11.h: Defines the rx::Image11 class, which acts as the interface to
  // the actual underlying resources of a Texture
  
  #ifndef LIBANGLE_RENDERER_D3D_D3D11_IMAGE11_H_
  #define LIBANGLE_RENDERER_D3D_D3D11_IMAGE11_H_
  
  #include "libANGLE/renderer/d3d/ImageD3D.h"
  #include "libANGLE/ImageIndex.h"
  
  #include "common/debug.h"
  
  namespace gl
  {
  class Framebuffer;
  }
  
  namespace rx
  {
  class Renderer11;
  class TextureStorage11;
  
  class Image11 : public ImageD3D
  {
    public:
      Image11(Renderer11 *renderer);
      virtual ~Image11();
  
      static gl::Error generateMipmap(Image11 *dest, Image11 *src);
  
      virtual bool isDirty() const;
  
      virtual gl::Error copyToStorage(TextureStorage *storage, const gl::ImageIndex &index, const gl::Box &region);
  
      bool redefine(GLenum target, GLenum internalformat, const gl::Extents &size, bool forceRelease) override;
  
      DXGI_FORMAT getDXGIFormat() const;
  
      virtual gl::Error loadData(const gl::Box &area, const gl::PixelUnpackState &unpack, GLenum type, const void *input);
      virtual gl::Error loadCompressedData(const gl::Box &area, const void *input);
  
      virtual gl::Error copy(const gl::Offset &destOffset, const gl::Rectangle &sourceArea, RenderTargetD3D *source);
      virtual gl::Error copy(const gl::Offset &destOffset, const gl::Box &sourceArea,
                             const gl::ImageIndex &sourceIndex, TextureStorage *source);
  
      gl::Error recoverFromAssociatedStorage();
      bool isAssociatedStorageValid(TextureStorage11* textureStorage) const;
      void disassociateStorage();
  
    protected:
      gl::Error map(D3D11_MAP mapType, D3D11_MAPPED_SUBRESOURCE *map);
      void unmap();
  
    private:
      gl::Error copyToStorageImpl(TextureStorage11 *storage11, const gl::ImageIndex &index, const gl::Box &region);
      gl::Error copy(const gl::Offset &destOffset, const gl::Box &sourceArea, ID3D11Resource *source, UINT sourceSubResource);
  
      gl::Error getStagingTexture(ID3D11Resource **outStagingTexture, unsigned int *outSubresourceIndex);
      gl::Error createStagingTexture();
      void releaseStagingTexture();
  
      Renderer11 *mRenderer;
  
      DXGI_FORMAT mDXGIFormat;
      ID3D11Resource *mStagingTexture;
      unsigned int mStagingSubresource;
  
      bool mRecoverFromStorage;
      TextureStorage11 *mAssociatedStorage;
      gl::ImageIndex mAssociatedImageIndex;
      unsigned int mRecoveredFromStorageCount;
  };
  
  }
  
  #endif // LIBANGLE_RENDERER_D3D_D3D11_IMAGE11_H_
  

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