1 // 2 // Copyright (c) 2012-2013 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 // TextureStorage9.h: Defines the abstract rx::TextureStorage9 class and its concrete derived 8 // classes TextureStorage9_2D and TextureStorage9_Cube, which act as the interface to the 9 // D3D9 texture. 10 11 #ifndef LIBGLESV2_RENDERER_TEXTURESTORAGE9_H_ 12 #define LIBGLESV2_RENDERER_TEXTURESTORAGE9_H_ 13 14 #include "libGLESv2/renderer/TextureStorage.h" 15 #include "common/debug.h" 16 17 namespace rx 18 { 19 class Renderer9; 20 class SwapChain9; 21 class RenderTarget; 22 class RenderTarget9; 23 24 class TextureStorage9 : public TextureStorage 25 { 26 public: 27 virtual ~TextureStorage9(); 28 29 static TextureStorage9 *makeTextureStorage9(TextureStorage *storage); 30 31 static DWORD GetTextureUsage(GLenum internalformat, Renderer9 *renderer, bool renderTarget); 32 33 D3DPOOL getPool() const; 34 DWORD getUsage() const; 35 36 virtual IDirect3DBaseTexture9 *getBaseTexture() const = 0; 37 virtual RenderTarget *getRenderTarget(int level) { return NULL; } 38 virtual RenderTarget *getRenderTargetFace(GLenum faceTarget, int level) { return NULL; } 39 virtual RenderTarget *getRenderTargetLayer(int mipLevel, int layer) { return NULL; } 40 virtual void generateMipmap(int level) {}; 41 virtual void generateMipmap(int face, int level) {}; 42 43 virtual int getTopLevel() const; 44 virtual bool isRenderTarget() const; 45 virtual bool isManaged() const; 46 virtual int getLevelCount() const; 47 48 protected: 49 int mTopLevel; 50 Renderer9 *mRenderer; 51 52 TextureStorage9(Renderer *renderer, DWORD usage); 53 54 private: 55 DISALLOW_COPY_AND_ASSIGN(TextureStorage9); 56 57 const DWORD mD3DUsage; 58 const D3DPOOL mD3DPool; 59 }; 60 61 class TextureStorage9_2D : public TextureStorage9 62 { 63 public: 64 TextureStorage9_2D(Renderer *renderer, SwapChain9 *swapchain); 65 TextureStorage9_2D(Renderer *renderer, GLenum internalformat, bool renderTarget, GLsizei width, GLsizei height, int levels); 66 virtual ~TextureStorage9_2D(); 67 68 static TextureStorage9_2D *makeTextureStorage9_2D(TextureStorage *storage); 69 70 IDirect3DSurface9 *getSurfaceLevel(int level, bool dirty); 71 virtual RenderTarget *getRenderTarget(int level); 72 virtual IDirect3DBaseTexture9 *getBaseTexture() const; 73 virtual void generateMipmap(int level); 74 75 private: 76 DISALLOW_COPY_AND_ASSIGN(TextureStorage9_2D); 77 78 void initializeRenderTarget(); 79 80 IDirect3DTexture9 *mTexture; 81 RenderTarget9 *mRenderTarget; 82 }; 83 84 class TextureStorage9_Cube : public TextureStorage9 85 { 86 public: 87 TextureStorage9_Cube(Renderer *renderer, GLenum internalformat, bool renderTarget, int size, int levels); 88 virtual ~TextureStorage9_Cube(); 89 90 static TextureStorage9_Cube *makeTextureStorage9_Cube(TextureStorage *storage); 91 92 IDirect3DSurface9 *getCubeMapSurface(GLenum faceTarget, int level, bool dirty); 93 virtual RenderTarget *getRenderTargetFace(GLenum faceTarget, int level); 94 virtual IDirect3DBaseTexture9 *getBaseTexture() const; 95 virtual void generateMipmap(int faceIndex, int level); 96 97 private: 98 DISALLOW_COPY_AND_ASSIGN(TextureStorage9_Cube); 99 100 void initializeRenderTarget(); 101 102 IDirect3DCubeTexture9 *mTexture; 103 RenderTarget9 *mRenderTarget[6]; 104 }; 105 106 } 107 108 #endif // LIBGLESV2_RENDERER_TEXTURESTORAGE9_H_ 109 110
