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 // TextureStorage11.h: Defines the abstract rx::TextureStorage11 class and its concrete derived 8 // classes TextureStorage11_2D and TextureStorage11_Cube, which act as the interface to the D3D11 texture. 9 10 #ifndef LIBGLESV2_RENDERER_TEXTURESTORAGE11_H_ 11 #define LIBGLESV2_RENDERER_TEXTURESTORAGE11_H_ 12 13 #include "libGLESv2/Texture.h" 14 #include "libGLESv2/renderer/TextureStorage.h" 15 16 namespace rx 17 { 18 class RenderTarget; 19 class RenderTarget11; 20 class Renderer; 21 class Renderer11; 22 class SwapChain11; 23 24 class TextureStorage11 : public TextureStorage 25 { 26 public: 27 virtual ~TextureStorage11(); 28 29 static TextureStorage11 *makeTextureStorage11(TextureStorage *storage); 30 31 static DWORD GetTextureBindFlags(GLenum internalFormat, GLuint clientVersion, bool renderTarget); 32 33 UINT getBindFlags() const; 34 35 virtual ID3D11Resource *getResource() const = 0; 36 virtual ID3D11ShaderResourceView *getSRV(const gl::SamplerState &samplerState); 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 41 virtual void generateMipmap(int level) {}; 42 virtual void generateMipmap(int face, int level) {}; 43 44 virtual int getTopLevel() const; 45 virtual bool isRenderTarget() const; 46 virtual bool isManaged() const; 47 virtual int getLevelCount() const; 48 UINT getSubresourceIndex(int mipLevel, int layerTarget) const; 49 50 void generateSwizzles(GLenum swizzleRed, GLenum swizzleGreen, GLenum swizzleBlue, GLenum swizzleAlpha); 51 void invalidateSwizzleCacheLevel(int mipLevel); 52 void invalidateSwizzleCache(); 53 54 bool updateSubresourceLevel(ID3D11Resource *texture, unsigned int sourceSubresource, int level, 55 int layerTarget, GLint xoffset, GLint yoffset, GLint zoffset, 56 GLsizei width, GLsizei height, GLsizei depth); 57 58 protected: 59 TextureStorage11(Renderer *renderer, UINT bindFlags); 60 void generateMipmapLayer(RenderTarget11 *source, RenderTarget11 *dest); 61 int getLevelWidth(int mipLevel) const; 62 int getLevelHeight(int mipLevel) const; 63 int getLevelDepth(int mipLevel) const; 64 65 virtual ID3D11Resource *getSwizzleTexture() = 0; 66 virtual ID3D11RenderTargetView *getSwizzleRenderTarget(int mipLevel) = 0; 67 ID3D11ShaderResourceView *getSRVLevel(int mipLevel); 68 69 virtual ID3D11ShaderResourceView *createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture) = 0; 70 71 void verifySwizzleExists(GLenum swizzleRed, GLenum swizzleGreen, GLenum swizzleBlue, GLenum swizzleAlpha); 72 73 virtual unsigned int getTextureLevelDepth(int mipLevel) const = 0; 74 75 Renderer11 *mRenderer; 76 int mTopLevel; 77 unsigned int mMipLevels; 78 79 DXGI_FORMAT mTextureFormat; 80 DXGI_FORMAT mShaderResourceFormat; 81 DXGI_FORMAT mRenderTargetFormat; 82 DXGI_FORMAT mDepthStencilFormat; 83 DXGI_FORMAT mSwizzleTextureFormat; 84 DXGI_FORMAT mSwizzleShaderResourceFormat; 85 DXGI_FORMAT mSwizzleRenderTargetFormat; 86 unsigned int mTextureWidth; 87 unsigned int mTextureHeight; 88 unsigned int mTextureDepth; 89 90 struct SwizzleCacheValue 91 { 92 GLenum swizzleRed; 93 GLenum swizzleGreen; 94 GLenum swizzleBlue; 95 GLenum swizzleAlpha; 96 97 SwizzleCacheValue(); 98 SwizzleCacheValue(GLenum red, GLenum green, GLenum blue, GLenum alpha); 99 100 bool operator ==(const SwizzleCacheValue &other) const; 101 bool operator !=(const SwizzleCacheValue &other) const; 102 }; 103 SwizzleCacheValue mSwizzleCache[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 104 105 struct SRVKey 106 { 107 SRVKey(int baseLevel = 0, int mipLevels = 0, bool swizzle = false); 108 109 bool operator==(const SRVKey &rhs) const; 110 111 int baseLevel; 112 int mipLevels; 113 bool swizzle; 114 }; 115 116 struct SRVPair 117 { 118 SRVKey key; 119 ID3D11ShaderResourceView *srv; 120 }; 121 122 struct SRVCache 123 { 124 ~SRVCache(); 125 126 ID3D11ShaderResourceView *find(const SRVKey &key) const; 127 ID3D11ShaderResourceView *add(const SRVKey &key, ID3D11ShaderResourceView *srv); 128 129 std::vector<SRVPair> cache; 130 }; 131 132 private: 133 DISALLOW_COPY_AND_ASSIGN(TextureStorage11); 134 135 const UINT mBindFlags; 136 137 SRVCache srvCache; 138 ID3D11ShaderResourceView *mLevelSRVs[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 139 }; 140 141 class TextureStorage11_2D : public TextureStorage11 142 { 143 public: 144 TextureStorage11_2D(Renderer *renderer, SwapChain11 *swapchain); 145 TextureStorage11_2D(Renderer *renderer, GLenum internalformat, bool renderTarget, GLsizei width, GLsizei height, int levels); 146 virtual ~TextureStorage11_2D(); 147 148 static TextureStorage11_2D *makeTextureStorage11_2D(TextureStorage *storage); 149 150 virtual ID3D11Resource *getResource() const; 151 virtual RenderTarget *getRenderTarget(int level); 152 153 virtual void generateMipmap(int level); 154 155 protected: 156 virtual ID3D11Resource *getSwizzleTexture(); 157 virtual ID3D11RenderTargetView *getSwizzleRenderTarget(int mipLevel); 158 159 virtual unsigned int getTextureLevelDepth(int mipLevel) const; 160 161 private: 162 DISALLOW_COPY_AND_ASSIGN(TextureStorage11_2D); 163 164 virtual ID3D11ShaderResourceView *createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture); 165 166 ID3D11Texture2D *mTexture; 167 RenderTarget11 *mRenderTarget[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 168 169 ID3D11Texture2D *mSwizzleTexture; 170 ID3D11RenderTargetView *mSwizzleRenderTargets[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 171 }; 172 173 class TextureStorage11_Cube : public TextureStorage11 174 { 175 public: 176 TextureStorage11_Cube(Renderer *renderer, GLenum internalformat, bool renderTarget, int size, int levels); 177 virtual ~TextureStorage11_Cube(); 178 179 static TextureStorage11_Cube *makeTextureStorage11_Cube(TextureStorage *storage); 180 181 virtual ID3D11Resource *getResource() const; 182 virtual RenderTarget *getRenderTargetFace(GLenum faceTarget, int level); 183 184 virtual void generateMipmap(int faceIndex, int level); 185 186 protected: 187 virtual ID3D11Resource *getSwizzleTexture(); 188 virtual ID3D11RenderTargetView *getSwizzleRenderTarget(int mipLevel); 189 190 virtual unsigned int getTextureLevelDepth(int mipLevel) const; 191 192 private: 193 DISALLOW_COPY_AND_ASSIGN(TextureStorage11_Cube); 194 195 virtual ID3D11ShaderResourceView *createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture); 196 197 ID3D11Texture2D *mTexture; 198 RenderTarget11 *mRenderTarget[6][gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 199 200 ID3D11Texture2D *mSwizzleTexture; 201 ID3D11RenderTargetView *mSwizzleRenderTargets[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 202 }; 203 204 class TextureStorage11_3D : public TextureStorage11 205 { 206 public: 207 TextureStorage11_3D(Renderer *renderer, GLenum internalformat, bool renderTarget, 208 GLsizei width, GLsizei height, GLsizei depth, int levels); 209 virtual ~TextureStorage11_3D(); 210 211 static TextureStorage11_3D *makeTextureStorage11_3D(TextureStorage *storage); 212 213 virtual ID3D11Resource *getResource() const; 214 virtual RenderTarget *getRenderTarget(int mipLevel); 215 virtual RenderTarget *getRenderTargetLayer(int mipLevel, int layer); 216 217 virtual void generateMipmap(int level); 218 219 protected: 220 virtual ID3D11Resource *getSwizzleTexture(); 221 virtual ID3D11RenderTargetView *getSwizzleRenderTarget(int mipLevel); 222 223 virtual unsigned int getTextureLevelDepth(int mipLevel) const; 224 225 private: 226 DISALLOW_COPY_AND_ASSIGN(TextureStorage11_3D); 227 228 virtual ID3D11ShaderResourceView *createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture); 229 230 typedef std::pair<int, int> LevelLayerKey; 231 typedef std::map<LevelLayerKey, RenderTarget11*> RenderTargetMap; 232 RenderTargetMap mLevelLayerRenderTargets; 233 234 RenderTarget11 *mLevelRenderTargets[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 235 236 ID3D11Texture3D *mTexture; 237 ID3D11Texture3D *mSwizzleTexture; 238 ID3D11RenderTargetView *mSwizzleRenderTargets[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 239 }; 240 241 class TextureStorage11_2DArray : public TextureStorage11 242 { 243 public: 244 TextureStorage11_2DArray(Renderer *renderer, GLenum internalformat, bool renderTarget, 245 GLsizei width, GLsizei height, GLsizei depth, int levels); 246 virtual ~TextureStorage11_2DArray(); 247 248 static TextureStorage11_2DArray *makeTextureStorage11_2DArray(TextureStorage *storage); 249 250 virtual ID3D11Resource *getResource() const; 251 virtual RenderTarget *getRenderTargetLayer(int mipLevel, int layer); 252 253 virtual void generateMipmap(int level); 254 255 protected: 256 virtual ID3D11Resource *getSwizzleTexture(); 257 virtual ID3D11RenderTargetView *getSwizzleRenderTarget(int mipLevel); 258 259 virtual unsigned int getTextureLevelDepth(int mipLevel) const; 260 261 private: 262 DISALLOW_COPY_AND_ASSIGN(TextureStorage11_2DArray); 263 264 virtual ID3D11ShaderResourceView *createSRV(int baseLevel, int mipLevels, DXGI_FORMAT format, ID3D11Resource *texture); 265 266 typedef std::pair<int, int> LevelLayerKey; 267 typedef std::map<LevelLayerKey, RenderTarget11*> RenderTargetMap; 268 RenderTargetMap mRenderTargets; 269 270 ID3D11Texture2D *mTexture; 271 272 ID3D11Texture2D *mSwizzleTexture; 273 ID3D11RenderTargetView *mSwizzleRenderTargets[gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS]; 274 }; 275 276 } 277 278 #endif // LIBGLESV2_RENDERER_TEXTURESTORAGE11_H_ 279
