kc3-lang/angle/src/libANGLE/renderer/Image.h

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• Hash : 0a4f1e27
  Author :
  Date : 2014-12-17T12:33:26
  

  Merge the Texture set*Image methods and use objects for sizes and offsets.
  
  BUG=angle:681
  
  Change-Id: If2e981c522ca5ba3eab4484594cb41aa23800ec4
  Reviewed-on: https://chromium-review.googlesource.com/236261
  Reviewed-by: Brandon Jones <bajones@chromium.org>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Tested-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libANGLE/renderer/Image.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.
  //
  
  // Image.h: Defines the rx::Image class, an abstract base class for the
  // renderer-specific classes which will define the interface to the underlying
  // surfaces or resources.
  
  #ifndef LIBANGLE_RENDERER_IMAGE_H_
  #define LIBANGLE_RENDERER_IMAGE_H_
  
  #include "common/debug.h"
  #include "libANGLE/Error.h"
  
  #include <GLES2/gl2.h>
  
  namespace gl
  {
  class Framebuffer;
  struct Rectangle;
  struct Extents;
  struct Box;
  struct Offset;
  struct ImageIndex;
  }
  
  namespace rx
  {
  class RendererD3D;
  class RenderTarget;
  class TextureStorage;
  
  class Image
  {
    public:
      Image();
      virtual ~Image() {};
  
      GLsizei getWidth() const { return mWidth; }
      GLsizei getHeight() const { return mHeight; }
      GLsizei getDepth() const { return mDepth; }
      GLenum getInternalFormat() const { return mInternalFormat; }
      GLenum getTarget() const { return mTarget; }
      bool isRenderableFormat() const { return mRenderable; }
  
      void markDirty() {mDirty = true;}
      void markClean() {mDirty = false;}
      virtual bool isDirty() const = 0;
  
      virtual bool redefine(GLenum target, GLenum internalformat, const gl::Extents &size, bool forceRelease) = 0;
  
      virtual gl::Error loadData(const gl::Box &area, GLint unpackAlignment, GLenum type, const void *input) = 0;
      virtual gl::Error loadCompressedData(const gl::Box &area, const void *input) = 0;
  
      virtual gl::Error copy(const gl::Offset &destOffset, const gl::Rectangle &sourceArea, const gl::Framebuffer *source) = 0;
      virtual gl::Error copy(const gl::Offset &destOffset, const gl::Rectangle &sourceArea,
                             const gl::ImageIndex &sourceIndex, TextureStorage *source) = 0;
  
    protected:
      GLsizei mWidth;
      GLsizei mHeight;
      GLsizei mDepth;
      GLenum mInternalFormat;
      bool mRenderable;
      GLenum mTarget;
  
      bool mDirty;
  
    private:
      DISALLOW_COPY_AND_ASSIGN(Image);
  };
  
  }
  
  #endif // LIBANGLE_RENDERER_IMAGE_H_
  

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