michael@0: //
michael@0: // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
michael@0: // Use of this source code is governed by a BSD-style license that can be
michael@0: // found in the LICENSE file.
michael@0: //
michael@0: 
michael@0: // Image11.h: Defines the rx::Image11 class, which acts as the interface to
michael@0: // the actual underlying resources of a Texture
michael@0: 
michael@0: #ifndef LIBGLESV2_RENDERER_IMAGE11_H_
michael@0: #define LIBGLESV2_RENDERER_IMAGE11_H_
michael@0: 
michael@0: #include "libGLESv2/renderer/Image.h"
michael@0: 
michael@0: #include "common/debug.h"
michael@0: 
michael@0: namespace gl
michael@0: {
michael@0: class Framebuffer;
michael@0: }
michael@0: 
michael@0: namespace rx
michael@0: {
michael@0: class Renderer;
michael@0: class Renderer11;
michael@0: class TextureStorageInterface2D;
michael@0: class TextureStorageInterfaceCube;
michael@0: 
michael@0: class Image11 : public Image
michael@0: {
michael@0:   public:
michael@0:     Image11();
michael@0:     virtual ~Image11();
michael@0: 
michael@0:     static Image11 *makeImage11(Image *img);
michael@0: 
michael@0:     static void generateMipmap(Image11 *dest, Image11 *src);
michael@0: 
michael@0:     virtual bool isDirty() const;
michael@0: 
michael@0:     virtual bool updateSurface(TextureStorageInterface2D *storage, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
michael@0:     virtual bool updateSurface(TextureStorageInterfaceCube *storage, int face, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
michael@0: 
michael@0:     virtual bool redefine(Renderer *renderer, GLint internalformat, GLsizei width, GLsizei height, bool forceRelease);
michael@0: 
michael@0:     virtual bool isRenderableFormat() const;
michael@0:     DXGI_FORMAT getDXGIFormat() const;
michael@0:     
michael@0:     virtual void loadData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
michael@0:                   GLint unpackAlignment, const void *input);
michael@0:     virtual void loadCompressedData(GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
michael@0:                                     const void *input);
michael@0: 
michael@0:     virtual void copy(GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source);
michael@0: 
michael@0:   protected:
michael@0:     HRESULT map(D3D11_MAPPED_SUBRESOURCE *map);
michael@0:     void unmap();
michael@0: 
michael@0:   private:
michael@0:     DISALLOW_COPY_AND_ASSIGN(Image11);
michael@0: 
michael@0:     ID3D11Texture2D *getStagingTexture();
michael@0:     unsigned int getStagingSubresource();
michael@0:     void createStagingTexture();
michael@0: 
michael@0:     Renderer11 *mRenderer;
michael@0: 
michael@0:     DXGI_FORMAT mDXGIFormat;
michael@0:     ID3D11Texture2D *mStagingTexture;
michael@0:     unsigned int mStagingSubresource;
michael@0: };
michael@0: 
michael@0: }
michael@0: 
michael@0: #endif // LIBGLESV2_RENDERER_IMAGE11_H_