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      1 //
      2 // Copyright (c) 2002-2014 The ANGLE Project Authors. All rights reserved.
      3 // Use of this source code is governed by a BSD-style license that can be
      4 // found in the LICENSE file.
      5 //
      6 
      7 // Image9.h: Defines the rx::Image9 class, which acts as the interface to
      8 // the actual underlying surfaces of a Texture.
      9 
     10 #ifndef LIBGLESV2_RENDERER_IMAGE9_H_
     11 #define LIBGLESV2_RENDERER_IMAGE9_H_
     12 
     13 #include "libGLESv2/renderer/d3d/ImageD3D.h"
     14 #include "common/debug.h"
     15 
     16 namespace gl
     17 {
     18 class Framebuffer;
     19 }
     20 
     21 namespace rx
     22 {
     23 class Renderer;
     24 class Renderer9;
     25 
     26 class Image9 : public ImageD3D
     27 {
     28   public:
     29     Image9();
     30     ~Image9();
     31 
     32     static Image9 *makeImage9(Image *img);
     33 
     34     static void generateMipmap(Image9 *dest, Image9 *source);
     35     static void generateMip(IDirect3DSurface9 *destSurface, IDirect3DSurface9 *sourceSurface);
     36     static void copyLockableSurfaces(IDirect3DSurface9 *dest, IDirect3DSurface9 *source);
     37 
     38     virtual bool redefine(Renderer *renderer, GLenum target, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, bool forceRelease);
     39 
     40     D3DFORMAT getD3DFormat() const;
     41 
     42     virtual bool isDirty() const;
     43     IDirect3DSurface9 *getSurface();
     44 
     45     virtual void setManagedSurface2D(TextureStorage *storage, int level);
     46     virtual void setManagedSurfaceCube(TextureStorage *storage, int face, int level);
     47     virtual bool copyToStorage2D(TextureStorage *storage, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
     48     virtual bool copyToStorageCube(TextureStorage *storage, int face, int level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
     49     virtual bool copyToStorage3D(TextureStorage *storage, int level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth);
     50     virtual bool copyToStorage2DArray(TextureStorage *storage, int level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height);
     51 
     52     virtual void loadData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
     53                           GLint unpackAlignment, GLenum type, const void *input);
     54     virtual void loadCompressedData(GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth,
     55                                     const void *input);
     56 
     57     virtual void copy(GLint xoffset, GLint yoffset, GLint zoffset,GLint x, GLint y, GLsizei width, GLsizei height, gl::Framebuffer *source);
     58 
     59   private:
     60     DISALLOW_COPY_AND_ASSIGN(Image9);
     61 
     62     void createSurface();
     63     void setManagedSurface(IDirect3DSurface9 *surface);
     64     bool copyToSurface(IDirect3DSurface9 *dest, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height);
     65 
     66     HRESULT lock(D3DLOCKED_RECT *lockedRect, const RECT *rect);
     67     void unlock();
     68 
     69     Renderer9 *mRenderer;
     70 
     71     D3DPOOL mD3DPool;   // can only be D3DPOOL_SYSTEMMEM or D3DPOOL_MANAGED since it needs to be lockable.
     72     D3DFORMAT mD3DFormat;
     73 
     74     IDirect3DSurface9 *mSurface;
     75 };
     76 }
     77 
     78 #endif   // LIBGLESV2_RENDERER_IMAGE9_H_
     79