1 // 2 // Copyright (c) 2013-2014 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 // formatutils11.cpp: Queries for GL image formats and their translations to D3D11 8 // formats. 9 10 #include "libGLESv2/renderer/d3d/d3d11/formatutils11.h" 11 #include "libGLESv2/renderer/generatemip.h" 12 #include "libGLESv2/renderer/loadimage.h" 13 #include "libGLESv2/renderer/copyimage.h" 14 #include "libGLESv2/renderer/Renderer.h" 15 #include "libGLESv2/renderer/copyvertex.h" 16 17 namespace rx 18 { 19 20 namespace d3d11 21 { 22 23 typedef std::map<DXGI_FORMAT, GLenum> DXGIToESFormatMap; 24 25 inline void AddDXGIToESEntry(DXGIToESFormatMap *map, DXGI_FORMAT key, GLenum value) 26 { 27 map->insert(std::make_pair(key, value)); 28 } 29 30 static DXGIToESFormatMap BuildDXGIToESFormatMap() 31 { 32 DXGIToESFormatMap map; 33 34 AddDXGIToESEntry(&map, DXGI_FORMAT_UNKNOWN, GL_NONE); 35 36 AddDXGIToESEntry(&map, DXGI_FORMAT_A8_UNORM, GL_ALPHA8_EXT); 37 AddDXGIToESEntry(&map, DXGI_FORMAT_R8_UNORM, GL_R8); 38 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8_UNORM, GL_RG8); 39 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8B8A8_UNORM, GL_RGBA8); 40 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, GL_SRGB8_ALPHA8); 41 AddDXGIToESEntry(&map, DXGI_FORMAT_B8G8R8A8_UNORM, GL_BGRA8_EXT); 42 43 AddDXGIToESEntry(&map, DXGI_FORMAT_R8_SNORM, GL_R8_SNORM); 44 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8_SNORM, GL_RG8_SNORM); 45 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8B8A8_SNORM, GL_RGBA8_SNORM); 46 47 AddDXGIToESEntry(&map, DXGI_FORMAT_R8_UINT, GL_R8UI); 48 AddDXGIToESEntry(&map, DXGI_FORMAT_R16_UINT, GL_R16UI); 49 AddDXGIToESEntry(&map, DXGI_FORMAT_R32_UINT, GL_R32UI); 50 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8_UINT, GL_RG8UI); 51 AddDXGIToESEntry(&map, DXGI_FORMAT_R16G16_UINT, GL_RG16UI); 52 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32_UINT, GL_RG32UI); 53 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32B32_UINT, GL_RGB32UI); 54 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8B8A8_UINT, GL_RGBA8UI); 55 AddDXGIToESEntry(&map, DXGI_FORMAT_R16G16B16A16_UINT, GL_RGBA16UI); 56 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32B32A32_UINT, GL_RGBA32UI); 57 58 AddDXGIToESEntry(&map, DXGI_FORMAT_R8_SINT, GL_R8I); 59 AddDXGIToESEntry(&map, DXGI_FORMAT_R16_SINT, GL_R16I); 60 AddDXGIToESEntry(&map, DXGI_FORMAT_R32_SINT, GL_R32I); 61 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8_SINT, GL_RG8I); 62 AddDXGIToESEntry(&map, DXGI_FORMAT_R16G16_SINT, GL_RG16I); 63 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32_SINT, GL_RG32I); 64 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32B32_SINT, GL_RGB32I); 65 AddDXGIToESEntry(&map, DXGI_FORMAT_R8G8B8A8_SINT, GL_RGBA8I); 66 AddDXGIToESEntry(&map, DXGI_FORMAT_R16G16B16A16_SINT, GL_RGBA16I); 67 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32B32A32_SINT, GL_RGBA32I); 68 69 AddDXGIToESEntry(&map, DXGI_FORMAT_R10G10B10A2_UNORM, GL_RGB10_A2); 70 AddDXGIToESEntry(&map, DXGI_FORMAT_R10G10B10A2_UINT, GL_RGB10_A2UI); 71 72 AddDXGIToESEntry(&map, DXGI_FORMAT_R16_FLOAT, GL_R16F); 73 AddDXGIToESEntry(&map, DXGI_FORMAT_R16G16_FLOAT, GL_RG16F); 74 AddDXGIToESEntry(&map, DXGI_FORMAT_R16G16B16A16_FLOAT, GL_RGBA16F); 75 76 AddDXGIToESEntry(&map, DXGI_FORMAT_R32_FLOAT, GL_R32F); 77 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32_FLOAT, GL_RG32F); 78 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32B32_FLOAT, GL_RGB32F); 79 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G32B32A32_FLOAT, GL_RGBA32F); 80 81 AddDXGIToESEntry(&map, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, GL_RGB9_E5); 82 AddDXGIToESEntry(&map, DXGI_FORMAT_R11G11B10_FLOAT, GL_R11F_G11F_B10F); 83 84 AddDXGIToESEntry(&map, DXGI_FORMAT_R16_TYPELESS, GL_DEPTH_COMPONENT16); 85 AddDXGIToESEntry(&map, DXGI_FORMAT_R16_UNORM, GL_DEPTH_COMPONENT16); 86 AddDXGIToESEntry(&map, DXGI_FORMAT_D16_UNORM, GL_DEPTH_COMPONENT16); 87 AddDXGIToESEntry(&map, DXGI_FORMAT_R24G8_TYPELESS, GL_DEPTH24_STENCIL8_OES); 88 AddDXGIToESEntry(&map, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, GL_DEPTH24_STENCIL8_OES); 89 AddDXGIToESEntry(&map, DXGI_FORMAT_D24_UNORM_S8_UINT, GL_DEPTH24_STENCIL8_OES); 90 AddDXGIToESEntry(&map, DXGI_FORMAT_R32G8X24_TYPELESS, GL_DEPTH32F_STENCIL8); 91 AddDXGIToESEntry(&map, DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS, GL_DEPTH32F_STENCIL8); 92 AddDXGIToESEntry(&map, DXGI_FORMAT_D32_FLOAT_S8X24_UINT, GL_DEPTH32F_STENCIL8); 93 AddDXGIToESEntry(&map, DXGI_FORMAT_R32_TYPELESS, GL_DEPTH_COMPONENT32F); 94 AddDXGIToESEntry(&map, DXGI_FORMAT_D32_FLOAT, GL_DEPTH_COMPONENT32F); 95 96 AddDXGIToESEntry(&map, DXGI_FORMAT_BC1_UNORM, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT); 97 AddDXGIToESEntry(&map, DXGI_FORMAT_BC2_UNORM, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE); 98 AddDXGIToESEntry(&map, DXGI_FORMAT_BC3_UNORM, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE); 99 100 return map; 101 } 102 103 struct D3D11FastCopyFormat 104 { 105 GLenum destFormat; 106 GLenum destType; 107 ColorCopyFunction copyFunction; 108 109 D3D11FastCopyFormat(GLenum destFormat, GLenum destType, ColorCopyFunction copyFunction) 110 : destFormat(destFormat), destType(destType), copyFunction(copyFunction) 111 { } 112 113 bool operator<(const D3D11FastCopyFormat& other) const 114 { 115 return memcmp(this, &other, sizeof(D3D11FastCopyFormat)) < 0; 116 } 117 }; 118 119 typedef std::multimap<DXGI_FORMAT, D3D11FastCopyFormat> D3D11FastCopyMap; 120 121 static D3D11FastCopyMap BuildFastCopyMap() 122 { 123 D3D11FastCopyMap map; 124 125 map.insert(std::make_pair(DXGI_FORMAT_B8G8R8A8_UNORM, D3D11FastCopyFormat(GL_RGBA, GL_UNSIGNED_BYTE, CopyBGRA8ToRGBA8))); 126 127 return map; 128 } 129 130 struct DXGIDepthStencilInfo 131 { 132 unsigned int depthBits; 133 unsigned int depthOffset; 134 unsigned int stencilBits; 135 unsigned int stencilOffset; 136 }; 137 138 typedef std::map<DXGI_FORMAT, DXGIDepthStencilInfo> DepthStencilInfoMap; 139 typedef std::pair<DXGI_FORMAT, DXGIDepthStencilInfo> DepthStencilInfoPair; 140 141 static inline void InsertDXGIDepthStencilInfo(DepthStencilInfoMap *map, DXGI_FORMAT format, unsigned int depthBits, 142 unsigned int depthOffset, unsigned int stencilBits, unsigned int stencilOffset) 143 { 144 DXGIDepthStencilInfo info; 145 info.depthBits = depthBits; 146 info.depthOffset = depthOffset; 147 info.stencilBits = stencilBits; 148 info.stencilOffset = stencilOffset; 149 150 map->insert(std::make_pair(format, info)); 151 } 152 153 static DepthStencilInfoMap BuildDepthStencilInfoMap() 154 { 155 DepthStencilInfoMap map; 156 157 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R16_TYPELESS, 16, 0, 0, 0); 158 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R16_UNORM, 16, 0, 0, 0); 159 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_D16_UNORM, 16, 0, 0, 0); 160 161 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R24G8_TYPELESS, 24, 0, 8, 24); 162 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, 24, 0, 8, 24); 163 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_D24_UNORM_S8_UINT, 24, 0, 8, 24); 164 165 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R32_TYPELESS, 32, 0, 0, 0); 166 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R32_FLOAT, 32, 0, 0, 0); 167 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_D32_FLOAT, 32, 0, 0, 0); 168 169 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R32G8X24_TYPELESS, 32, 0, 8, 32); 170 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS, 32, 0, 8, 32); 171 InsertDXGIDepthStencilInfo(&map, DXGI_FORMAT_D32_FLOAT_S8X24_UINT, 32, 0, 8, 32); 172 173 return map; 174 } 175 176 typedef std::map<DXGI_FORMAT, DXGIFormat> DXGIFormatInfoMap; 177 178 DXGIFormat::DXGIFormat() 179 : pixelBytes(0), 180 blockWidth(0), 181 blockHeight(0), 182 depthBits(0), 183 depthOffset(0), 184 stencilBits(0), 185 stencilOffset(0), 186 internalFormat(GL_NONE), 187 componentType(GL_NONE), 188 mipGenerationFunction(NULL), 189 colorReadFunction(NULL), 190 fastCopyFunctions() 191 { 192 } 193 194 ColorCopyFunction DXGIFormat::getFastCopyFunction(GLenum format, GLenum type) const 195 { 196 FastCopyFunctionMap::const_iterator iter = fastCopyFunctions.find(std::make_pair(format, type)); 197 return (iter != fastCopyFunctions.end()) ? iter->second : NULL; 198 } 199 200 void AddDXGIFormat(DXGIFormatInfoMap *map, DXGI_FORMAT dxgiFormat, GLuint pixelBits, GLuint blockWidth, GLuint blockHeight, 201 GLenum componentType, MipGenerationFunction mipFunc, ColorReadFunction readFunc) 202 { 203 DXGIFormat info; 204 info.pixelBytes = pixelBits / 8; 205 info.blockWidth = blockWidth; 206 info.blockHeight = blockHeight; 207 208 static const DepthStencilInfoMap dsInfoMap = BuildDepthStencilInfoMap(); 209 DepthStencilInfoMap::const_iterator dsInfoIter = dsInfoMap.find(dxgiFormat); 210 if (dsInfoIter != dsInfoMap.end()) 211 { 212 info.depthBits = dsInfoIter->second.depthBits; 213 info.depthOffset = dsInfoIter->second.depthOffset; 214 info.stencilBits = dsInfoIter->second.stencilBits; 215 info.stencilOffset = dsInfoIter->second.stencilOffset; 216 } 217 else 218 { 219 info.depthBits = 0; 220 info.depthOffset = 0; 221 info.stencilBits = 0; 222 info.stencilOffset = 0; 223 } 224 225 static const DXGIToESFormatMap dxgiToESMap = BuildDXGIToESFormatMap(); 226 DXGIToESFormatMap::const_iterator dxgiToESIter = dxgiToESMap.find(dxgiFormat); 227 info.internalFormat = (dxgiToESIter != dxgiToESMap.end()) ? dxgiToESIter->second : GL_NONE; 228 229 info.componentType = componentType; 230 231 info.mipGenerationFunction = mipFunc; 232 info.colorReadFunction = readFunc; 233 234 static const D3D11FastCopyMap fastCopyMap = BuildFastCopyMap(); 235 std::pair<D3D11FastCopyMap::const_iterator, D3D11FastCopyMap::const_iterator> fastCopyIter = fastCopyMap.equal_range(dxgiFormat); 236 for (D3D11FastCopyMap::const_iterator i = fastCopyIter.first; i != fastCopyIter.second; i++) 237 { 238 info.fastCopyFunctions.insert(std::make_pair(std::make_pair(i->second.destFormat, i->second.destType), i->second.copyFunction)); 239 } 240 241 map->insert(std::make_pair(dxgiFormat, info)); 242 } 243 244 // A map to determine the pixel size and mipmap generation function of a given DXGI format 245 static DXGIFormatInfoMap BuildDXGIFormatInfoMap() 246 { 247 DXGIFormatInfoMap map; 248 249 // | DXGI format |S |W |H |Component Type | Mip generation function | Color read function 250 AddDXGIFormat(&map, DXGI_FORMAT_UNKNOWN, 0, 0, 0, GL_NONE, NULL, NULL); 251 252 AddDXGIFormat(&map, DXGI_FORMAT_A8_UNORM, 8, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<A8>, ReadColor<A8, GLfloat>); 253 AddDXGIFormat(&map, DXGI_FORMAT_R8_UNORM, 8, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<R8>, ReadColor<R8, GLfloat>); 254 AddDXGIFormat(&map, DXGI_FORMAT_R8G8_UNORM, 16, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<R8G8>, ReadColor<R8G8, GLfloat>); 255 AddDXGIFormat(&map, DXGI_FORMAT_R8G8B8A8_UNORM, 32, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<R8G8B8A8>, ReadColor<R8G8B8A8, GLfloat>); 256 AddDXGIFormat(&map, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, 32, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<R8G8B8A8>, ReadColor<R8G8B8A8, GLfloat>); 257 AddDXGIFormat(&map, DXGI_FORMAT_B8G8R8A8_UNORM, 32, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<B8G8R8A8>, ReadColor<B8G8R8A8, GLfloat>); 258 259 AddDXGIFormat(&map, DXGI_FORMAT_R8_SNORM, 8, 1, 1, GL_SIGNED_NORMALIZED, GenerateMip<R8S>, ReadColor<R8S, GLfloat>); 260 AddDXGIFormat(&map, DXGI_FORMAT_R8G8_SNORM, 16, 1, 1, GL_SIGNED_NORMALIZED, GenerateMip<R8G8S>, ReadColor<R8G8S, GLfloat>); 261 AddDXGIFormat(&map, DXGI_FORMAT_R8G8B8A8_SNORM, 32, 1, 1, GL_SIGNED_NORMALIZED, GenerateMip<R8G8B8A8S>, ReadColor<R8G8B8A8S, GLfloat>); 262 263 AddDXGIFormat(&map, DXGI_FORMAT_R8_UINT, 8, 1, 1, GL_UNSIGNED_INT, GenerateMip<R8>, ReadColor<R8, GLuint>); 264 AddDXGIFormat(&map, DXGI_FORMAT_R16_UINT, 16, 1, 1, GL_UNSIGNED_INT, GenerateMip<R16>, ReadColor<R16, GLuint>); 265 AddDXGIFormat(&map, DXGI_FORMAT_R32_UINT, 32, 1, 1, GL_UNSIGNED_INT, GenerateMip<R32>, ReadColor<R32, GLuint>); 266 AddDXGIFormat(&map, DXGI_FORMAT_R8G8_UINT, 16, 1, 1, GL_UNSIGNED_INT, GenerateMip<R8G8>, ReadColor<R8G8, GLuint>); 267 AddDXGIFormat(&map, DXGI_FORMAT_R16G16_UINT, 32, 1, 1, GL_UNSIGNED_INT, GenerateMip<R16G16>, ReadColor<R16G16, GLuint>); 268 AddDXGIFormat(&map, DXGI_FORMAT_R32G32_UINT, 64, 1, 1, GL_UNSIGNED_INT, GenerateMip<R32G32>, ReadColor<R32G32, GLuint>); 269 AddDXGIFormat(&map, DXGI_FORMAT_R32G32B32_UINT, 96, 1, 1, GL_UNSIGNED_INT, GenerateMip<R32G32B32>, ReadColor<R32G32B32, GLuint>); 270 AddDXGIFormat(&map, DXGI_FORMAT_R8G8B8A8_UINT, 32, 1, 1, GL_UNSIGNED_INT, GenerateMip<R8G8B8A8>, ReadColor<R8G8B8A8, GLuint>); 271 AddDXGIFormat(&map, DXGI_FORMAT_R16G16B16A16_UINT, 64, 1, 1, GL_UNSIGNED_INT, GenerateMip<R16G16B16A16>, ReadColor<R16G16B16A16, GLuint>); 272 AddDXGIFormat(&map, DXGI_FORMAT_R32G32B32A32_UINT, 128, 1, 1, GL_UNSIGNED_INT, GenerateMip<R32G32B32A32>, ReadColor<R32G32B32A32, GLuint>); 273 274 AddDXGIFormat(&map, DXGI_FORMAT_R8_SINT, 8, 1, 1, GL_INT, GenerateMip<R8S>, ReadColor<R8S, GLint>); 275 AddDXGIFormat(&map, DXGI_FORMAT_R16_SINT, 16, 1, 1, GL_INT, GenerateMip<R16S>, ReadColor<R16S, GLint>); 276 AddDXGIFormat(&map, DXGI_FORMAT_R32_SINT, 32, 1, 1, GL_INT, GenerateMip<R32S>, ReadColor<R32S, GLint>); 277 AddDXGIFormat(&map, DXGI_FORMAT_R8G8_SINT, 16, 1, 1, GL_INT, GenerateMip<R8G8S>, ReadColor<R8G8S, GLint>); 278 AddDXGIFormat(&map, DXGI_FORMAT_R16G16_SINT, 32, 1, 1, GL_INT, GenerateMip<R16G16S>, ReadColor<R16G16S, GLint>); 279 AddDXGIFormat(&map, DXGI_FORMAT_R32G32_SINT, 64, 1, 1, GL_INT, GenerateMip<R32G32S>, ReadColor<R32G32S, GLint>); 280 AddDXGIFormat(&map, DXGI_FORMAT_R32G32B32_SINT, 96, 1, 1, GL_INT, GenerateMip<R32G32B32S>, ReadColor<R32G32B32S, GLint>); 281 AddDXGIFormat(&map, DXGI_FORMAT_R8G8B8A8_SINT, 32, 1, 1, GL_INT, GenerateMip<R8G8B8A8S>, ReadColor<R8G8B8A8S, GLint>); 282 AddDXGIFormat(&map, DXGI_FORMAT_R16G16B16A16_SINT, 64, 1, 1, GL_INT, GenerateMip<R16G16B16A16S>, ReadColor<R16G16B16A16S, GLint>); 283 AddDXGIFormat(&map, DXGI_FORMAT_R32G32B32A32_SINT, 128, 1, 1, GL_INT, GenerateMip<R32G32B32A32S>, ReadColor<R32G32B32A32S, GLint>); 284 285 AddDXGIFormat(&map, DXGI_FORMAT_R10G10B10A2_UNORM, 32, 1, 1, GL_UNSIGNED_NORMALIZED, GenerateMip<R10G10B10A2>, ReadColor<R10G10B10A2, GLfloat>); 286 AddDXGIFormat(&map, DXGI_FORMAT_R10G10B10A2_UINT, 32, 1, 1, GL_UNSIGNED_INT, GenerateMip<R10G10B10A2>, ReadColor<R10G10B10A2, GLuint>); 287 288 AddDXGIFormat(&map, DXGI_FORMAT_R16_FLOAT, 16, 1, 1, GL_FLOAT, GenerateMip<R16F>, ReadColor<R16F, GLfloat>); 289 AddDXGIFormat(&map, DXGI_FORMAT_R16G16_FLOAT, 32, 1, 1, GL_FLOAT, GenerateMip<R16G16F>, ReadColor<R16G16F, GLfloat>); 290 AddDXGIFormat(&map, DXGI_FORMAT_R16G16B16A16_FLOAT, 64, 1, 1, GL_FLOAT, GenerateMip<R16G16B16A16F>, ReadColor<R16G16B16A16F, GLfloat>); 291 292 AddDXGIFormat(&map, DXGI_FORMAT_R32_FLOAT, 32, 1, 1, GL_FLOAT, GenerateMip<R32F>, ReadColor<R32F, GLfloat>); 293 AddDXGIFormat(&map, DXGI_FORMAT_R32G32_FLOAT, 64, 1, 1, GL_FLOAT, GenerateMip<R32G32F>, ReadColor<R32G32F, GLfloat>); 294 AddDXGIFormat(&map, DXGI_FORMAT_R32G32B32_FLOAT, 96, 1, 1, GL_FLOAT, NULL, NULL); 295 AddDXGIFormat(&map, DXGI_FORMAT_R32G32B32A32_FLOAT, 128, 1, 1, GL_FLOAT, GenerateMip<R32G32B32A32F>, ReadColor<R32G32B32A32F, GLfloat>); 296 297 AddDXGIFormat(&map, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, 32, 1, 1, GL_FLOAT, GenerateMip<R9G9B9E5>, ReadColor<R9G9B9E5, GLfloat>); 298 AddDXGIFormat(&map, DXGI_FORMAT_R11G11B10_FLOAT, 32, 1, 1, GL_FLOAT, GenerateMip<R11G11B10F>, ReadColor<R11G11B10F, GLfloat>); 299 300 AddDXGIFormat(&map, DXGI_FORMAT_R16_TYPELESS, 16, 1, 1, GL_NONE, NULL, NULL); 301 AddDXGIFormat(&map, DXGI_FORMAT_R16_UNORM, 16, 1, 1, GL_UNSIGNED_NORMALIZED, NULL, NULL); 302 AddDXGIFormat(&map, DXGI_FORMAT_D16_UNORM, 16, 1, 1, GL_UNSIGNED_NORMALIZED, NULL, NULL); 303 AddDXGIFormat(&map, DXGI_FORMAT_R24G8_TYPELESS, 32, 1, 1, GL_NONE, NULL, NULL); 304 AddDXGIFormat(&map, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, 32, 1, 1, GL_NONE, NULL, NULL); 305 AddDXGIFormat(&map, DXGI_FORMAT_D24_UNORM_S8_UINT, 32, 1, 1, GL_UNSIGNED_INT, NULL, NULL); 306 AddDXGIFormat(&map, DXGI_FORMAT_R32G8X24_TYPELESS, 64, 1, 1, GL_NONE, NULL, NULL); 307 AddDXGIFormat(&map, DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS, 64, 1, 1, GL_NONE, NULL, NULL); 308 AddDXGIFormat(&map, DXGI_FORMAT_D32_FLOAT_S8X24_UINT, 64, 1, 1, GL_UNSIGNED_INT, NULL, NULL); 309 AddDXGIFormat(&map, DXGI_FORMAT_R32_TYPELESS, 32, 1, 1, GL_NONE, NULL, NULL); 310 AddDXGIFormat(&map, DXGI_FORMAT_D32_FLOAT, 32, 1, 1, GL_FLOAT, NULL, NULL); 311 312 AddDXGIFormat(&map, DXGI_FORMAT_BC1_UNORM, 64, 4, 4, GL_UNSIGNED_NORMALIZED, NULL, NULL); 313 AddDXGIFormat(&map, DXGI_FORMAT_BC2_UNORM, 128, 4, 4, GL_UNSIGNED_NORMALIZED, NULL, NULL); 314 AddDXGIFormat(&map, DXGI_FORMAT_BC3_UNORM, 128, 4, 4, GL_UNSIGNED_NORMALIZED, NULL, NULL); 315 316 // Useful formats for vertex buffers 317 AddDXGIFormat(&map, DXGI_FORMAT_R16_UNORM, 16, 1, 1, GL_UNSIGNED_NORMALIZED, NULL, NULL); 318 AddDXGIFormat(&map, DXGI_FORMAT_R16_SNORM, 16, 1, 1, GL_SIGNED_NORMALIZED, NULL, NULL); 319 AddDXGIFormat(&map, DXGI_FORMAT_R16G16_UNORM, 32, 1, 1, GL_UNSIGNED_NORMALIZED, NULL, NULL); 320 AddDXGIFormat(&map, DXGI_FORMAT_R16G16_SNORM, 32, 1, 1, GL_SIGNED_NORMALIZED, NULL, NULL); 321 AddDXGIFormat(&map, DXGI_FORMAT_R16G16B16A16_UNORM, 64, 1, 1, GL_UNSIGNED_NORMALIZED, NULL, NULL); 322 AddDXGIFormat(&map, DXGI_FORMAT_R16G16B16A16_SNORM, 64, 1, 1, GL_SIGNED_NORMALIZED, NULL, NULL); 323 324 return map; 325 } 326 327 const DXGIFormat &GetDXGIFormatInfo(DXGI_FORMAT format) 328 { 329 static const DXGIFormatInfoMap infoMap = BuildDXGIFormatInfoMap(); 330 DXGIFormatInfoMap::const_iterator iter = infoMap.find(format); 331 if (iter != infoMap.end()) 332 { 333 return iter->second; 334 } 335 else 336 { 337 static DXGIFormat defaultInfo; 338 return defaultInfo; 339 } 340 } 341 342 struct SwizzleSizeType 343 { 344 size_t maxComponentSize; 345 GLenum componentType; 346 347 SwizzleSizeType() 348 : maxComponentSize(0), componentType(GL_NONE) 349 { } 350 351 SwizzleSizeType(size_t maxComponentSize, GLenum componentType) 352 : maxComponentSize(maxComponentSize), componentType(componentType) 353 { } 354 355 bool operator<(const SwizzleSizeType& other) const 356 { 357 return (maxComponentSize != other.maxComponentSize) ? (maxComponentSize < other.maxComponentSize) 358 : (componentType < other.componentType); 359 } 360 }; 361 362 struct SwizzleFormatInfo 363 { 364 DXGI_FORMAT mTexFormat; 365 DXGI_FORMAT mSRVFormat; 366 DXGI_FORMAT mRTVFormat; 367 368 SwizzleFormatInfo() 369 : mTexFormat(DXGI_FORMAT_UNKNOWN), mSRVFormat(DXGI_FORMAT_UNKNOWN), mRTVFormat(DXGI_FORMAT_UNKNOWN) 370 { } 371 372 SwizzleFormatInfo(DXGI_FORMAT texFormat, DXGI_FORMAT srvFormat, DXGI_FORMAT rtvFormat) 373 : mTexFormat(texFormat), mSRVFormat(srvFormat), mRTVFormat(rtvFormat) 374 { } 375 }; 376 377 typedef std::map<SwizzleSizeType, SwizzleFormatInfo> SwizzleInfoMap; 378 typedef std::pair<SwizzleSizeType, SwizzleFormatInfo> SwizzleInfoPair; 379 380 static SwizzleInfoMap BuildSwizzleInfoMap() 381 { 382 SwizzleInfoMap map; 383 384 map.insert(SwizzleInfoPair(SwizzleSizeType( 8, GL_UNSIGNED_NORMALIZED), SwizzleFormatInfo(DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM ))); 385 map.insert(SwizzleInfoPair(SwizzleSizeType(16, GL_UNSIGNED_NORMALIZED), SwizzleFormatInfo(DXGI_FORMAT_R16G16B16A16_UNORM, DXGI_FORMAT_R16G16B16A16_UNORM, DXGI_FORMAT_R16G16B16A16_UNORM))); 386 map.insert(SwizzleInfoPair(SwizzleSizeType(24, GL_UNSIGNED_NORMALIZED), SwizzleFormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT))); 387 map.insert(SwizzleInfoPair(SwizzleSizeType(32, GL_UNSIGNED_NORMALIZED), SwizzleFormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT))); 388 389 map.insert(SwizzleInfoPair(SwizzleSizeType( 8, GL_SIGNED_NORMALIZED ), SwizzleFormatInfo(DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM ))); 390 391 map.insert(SwizzleInfoPair(SwizzleSizeType(16, GL_FLOAT ), SwizzleFormatInfo(DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT))); 392 map.insert(SwizzleInfoPair(SwizzleSizeType(32, GL_FLOAT ), SwizzleFormatInfo(DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT))); 393 394 map.insert(SwizzleInfoPair(SwizzleSizeType( 8, GL_UNSIGNED_INT ), SwizzleFormatInfo(DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT ))); 395 map.insert(SwizzleInfoPair(SwizzleSizeType(16, GL_UNSIGNED_INT ), SwizzleFormatInfo(DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT ))); 396 map.insert(SwizzleInfoPair(SwizzleSizeType(32, GL_UNSIGNED_INT ), SwizzleFormatInfo(DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT ))); 397 398 map.insert(SwizzleInfoPair(SwizzleSizeType( 8, GL_INT ), SwizzleFormatInfo(DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT ))); 399 map.insert(SwizzleInfoPair(SwizzleSizeType(16, GL_INT ), SwizzleFormatInfo(DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT ))); 400 map.insert(SwizzleInfoPair(SwizzleSizeType(32, GL_INT ), SwizzleFormatInfo(DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT ))); 401 402 return map; 403 } 404 405 typedef std::pair<GLint, InitializeTextureDataFunction> InternalFormatInitializerPair; 406 typedef std::map<GLint, InitializeTextureDataFunction> InternalFormatInitializerMap; 407 408 static InternalFormatInitializerMap BuildInternalFormatInitializerMap() 409 { 410 InternalFormatInitializerMap map; 411 412 map.insert(InternalFormatInitializerPair(GL_RGB8, Initialize4ComponentData<GLubyte, 0x00, 0x00, 0x00, 0xFF> )); 413 map.insert(InternalFormatInitializerPair(GL_RGB565, Initialize4ComponentData<GLubyte, 0x00, 0x00, 0x00, 0xFF> )); 414 map.insert(InternalFormatInitializerPair(GL_SRGB8, Initialize4ComponentData<GLubyte, 0x00, 0x00, 0x00, 0xFF> )); 415 map.insert(InternalFormatInitializerPair(GL_RGB16F, Initialize4ComponentData<GLhalf, 0x0000, 0x0000, 0x0000, gl::Float16One>)); 416 map.insert(InternalFormatInitializerPair(GL_RGB32F, Initialize4ComponentData<GLfloat, 0x00000000, 0x00000000, 0x00000000, gl::Float32One>)); 417 map.insert(InternalFormatInitializerPair(GL_RGB8UI, Initialize4ComponentData<GLubyte, 0x00, 0x00, 0x00, 0x01> )); 418 map.insert(InternalFormatInitializerPair(GL_RGB8I, Initialize4ComponentData<GLbyte, 0x00, 0x00, 0x00, 0x01> )); 419 map.insert(InternalFormatInitializerPair(GL_RGB16UI, Initialize4ComponentData<GLushort, 0x0000, 0x0000, 0x0000, 0x0001> )); 420 map.insert(InternalFormatInitializerPair(GL_RGB16I, Initialize4ComponentData<GLshort, 0x0000, 0x0000, 0x0000, 0x0001> )); 421 map.insert(InternalFormatInitializerPair(GL_RGB32UI, Initialize4ComponentData<GLuint, 0x00000000, 0x00000000, 0x00000000, 0x00000001> )); 422 map.insert(InternalFormatInitializerPair(GL_RGB32I, Initialize4ComponentData<GLint, 0x00000000, 0x00000000, 0x00000000, 0x00000001> )); 423 424 return map; 425 } 426 427 // ES3 image loading functions vary based on the internal format and data type given, 428 // this map type determines the loading function from the internal format and type supplied 429 // to glTex*Image*D and the destination DXGI_FORMAT. Source formats and types are taken from 430 // Tables 3.2 and 3.3 of the ES 3 spec. 431 typedef std::pair<GLenum, LoadImageFunction> TypeLoadFunctionPair; 432 typedef std::map<GLenum, std::vector<TypeLoadFunctionPair> > D3D11LoadFunctionMap; 433 434 static void UnimplementedLoadFunction(size_t width, size_t height, size_t depth, 435 const uint8_t *input, size_t inputRowPitch, size_t inputDepthPitch, 436 uint8_t *output, size_t outputRowPitch, size_t outputDepthPitch) 437 { 438 UNIMPLEMENTED(); 439 } 440 441 static void UnreachableLoadFunction(size_t width, size_t height, size_t depth, 442 const uint8_t *input, size_t inputRowPitch, size_t inputDepthPitch, 443 uint8_t *output, size_t outputRowPitch, size_t outputDepthPitch) 444 { 445 UNREACHABLE(); 446 } 447 448 // A helper function to insert data into the D3D11LoadFunctionMap with fewer characters. 449 static inline void InsertLoadFunction(D3D11LoadFunctionMap *map, GLenum internalFormat, GLenum type, 450 LoadImageFunction loadFunc) 451 { 452 (*map)[internalFormat].push_back(TypeLoadFunctionPair(type, loadFunc)); 453 } 454 455 D3D11LoadFunctionMap BuildD3D11LoadFunctionMap() 456 { 457 D3D11LoadFunctionMap map; 458 459 // | Internal format | Type | Load function | 460 InsertLoadFunction(&map, GL_RGBA8, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 461 InsertLoadFunction(&map, GL_RGB5_A1, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 462 InsertLoadFunction(&map, GL_RGBA4, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 463 InsertLoadFunction(&map, GL_SRGB8_ALPHA8, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 464 InsertLoadFunction(&map, GL_RGBA8_SNORM, GL_BYTE, LoadToNative<GLbyte, 4> ); 465 InsertLoadFunction(&map, GL_RGBA4, GL_UNSIGNED_SHORT_4_4_4_4, LoadRGBA4ToRGBA8 ); 466 InsertLoadFunction(&map, GL_RGB10_A2, GL_UNSIGNED_INT_2_10_10_10_REV, LoadToNative<GLuint, 1> ); 467 InsertLoadFunction(&map, GL_RGB5_A1, GL_UNSIGNED_SHORT_5_5_5_1, LoadRGB5A1ToRGBA8 ); 468 InsertLoadFunction(&map, GL_RGB5_A1, GL_UNSIGNED_INT_2_10_10_10_REV, LoadRGB10A2ToRGBA8 ); 469 InsertLoadFunction(&map, GL_RGBA16F, GL_HALF_FLOAT, LoadToNative<GLhalf, 4> ); 470 InsertLoadFunction(&map, GL_RGBA16F, GL_HALF_FLOAT_OES, LoadToNative<GLhalf, 4> ); 471 InsertLoadFunction(&map, GL_RGBA32F, GL_FLOAT, LoadToNative<GLfloat, 4> ); 472 InsertLoadFunction(&map, GL_RGBA16F, GL_FLOAT, Load32FTo16F<4> ); 473 InsertLoadFunction(&map, GL_RGBA8UI, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 474 InsertLoadFunction(&map, GL_RGBA8I, GL_BYTE, LoadToNative<GLbyte, 4> ); 475 InsertLoadFunction(&map, GL_RGBA16UI, GL_UNSIGNED_SHORT, LoadToNative<GLushort, 4> ); 476 InsertLoadFunction(&map, GL_RGBA16I, GL_SHORT, LoadToNative<GLshort, 4> ); 477 InsertLoadFunction(&map, GL_RGBA32UI, GL_UNSIGNED_INT, LoadToNative<GLuint, 4> ); 478 InsertLoadFunction(&map, GL_RGBA32I, GL_INT, LoadToNative<GLint, 4> ); 479 InsertLoadFunction(&map, GL_RGB10_A2UI, GL_UNSIGNED_INT_2_10_10_10_REV, LoadToNative<GLuint, 1> ); 480 InsertLoadFunction(&map, GL_RGB8, GL_UNSIGNED_BYTE, LoadToNative3To4<GLubyte, 0xFF> ); 481 InsertLoadFunction(&map, GL_RGB565, GL_UNSIGNED_BYTE, LoadToNative3To4<GLubyte, 0xFF> ); 482 InsertLoadFunction(&map, GL_SRGB8, GL_UNSIGNED_BYTE, LoadToNative3To4<GLubyte, 0xFF> ); 483 InsertLoadFunction(&map, GL_RGB8_SNORM, GL_BYTE, LoadToNative3To4<GLbyte, 0x7F> ); 484 InsertLoadFunction(&map, GL_RGB565, GL_UNSIGNED_SHORT_5_6_5, LoadR5G6B5ToRGBA8 ); 485 InsertLoadFunction(&map, GL_R11F_G11F_B10F, GL_UNSIGNED_INT_10F_11F_11F_REV, LoadToNative<GLuint, 1> ); 486 InsertLoadFunction(&map, GL_RGB9_E5, GL_UNSIGNED_INT_5_9_9_9_REV, LoadToNative<GLuint, 1> ); 487 InsertLoadFunction(&map, GL_RGB16F, GL_HALF_FLOAT, LoadToNative3To4<GLhalf, gl::Float16One>); 488 InsertLoadFunction(&map, GL_RGB16F, GL_HALF_FLOAT_OES, LoadToNative3To4<GLhalf, gl::Float16One>); 489 InsertLoadFunction(&map, GL_R11F_G11F_B10F, GL_HALF_FLOAT, LoadRGB16FToRG11B10F ); 490 InsertLoadFunction(&map, GL_R11F_G11F_B10F, GL_HALF_FLOAT_OES, LoadRGB16FToRG11B10F ); 491 InsertLoadFunction(&map, GL_RGB9_E5, GL_HALF_FLOAT, LoadRGB16FToRGB9E5 ); 492 InsertLoadFunction(&map, GL_RGB9_E5, GL_HALF_FLOAT_OES, LoadRGB16FToRGB9E5 ); 493 InsertLoadFunction(&map, GL_RGB32F, GL_FLOAT, LoadToNative3To4<GLfloat, gl::Float32One>); 494 InsertLoadFunction(&map, GL_RGB16F, GL_FLOAT, LoadRGB32FToRGBA16F ); 495 InsertLoadFunction(&map, GL_R11F_G11F_B10F, GL_FLOAT, LoadRGB32FToRG11B10F ); 496 InsertLoadFunction(&map, GL_RGB9_E5, GL_FLOAT, LoadRGB32FToRGB9E5 ); 497 InsertLoadFunction(&map, GL_RGB8UI, GL_UNSIGNED_BYTE, LoadToNative3To4<GLubyte, 0x01> ); 498 InsertLoadFunction(&map, GL_RGB8I, GL_BYTE, LoadToNative3To4<GLbyte, 0x01> ); 499 InsertLoadFunction(&map, GL_RGB16UI, GL_UNSIGNED_SHORT, LoadToNative3To4<GLushort, 0x0001> ); 500 InsertLoadFunction(&map, GL_RGB16I, GL_SHORT, LoadToNative3To4<GLshort, 0x0001> ); 501 InsertLoadFunction(&map, GL_RGB32UI, GL_UNSIGNED_INT, LoadToNative3To4<GLuint, 0x00000001> ); 502 InsertLoadFunction(&map, GL_RGB32I, GL_INT, LoadToNative3To4<GLint, 0x00000001> ); 503 InsertLoadFunction(&map, GL_RG8, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 2> ); 504 InsertLoadFunction(&map, GL_RG8_SNORM, GL_BYTE, LoadToNative<GLbyte, 2> ); 505 InsertLoadFunction(&map, GL_RG16F, GL_HALF_FLOAT, LoadToNative<GLhalf, 2> ); 506 InsertLoadFunction(&map, GL_RG16F, GL_HALF_FLOAT_OES, LoadToNative<GLhalf, 2> ); 507 InsertLoadFunction(&map, GL_RG32F, GL_FLOAT, LoadToNative<GLfloat, 2> ); 508 InsertLoadFunction(&map, GL_RG16F, GL_FLOAT, Load32FTo16F<2> ); 509 InsertLoadFunction(&map, GL_RG8UI, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 2> ); 510 InsertLoadFunction(&map, GL_RG8I, GL_BYTE, LoadToNative<GLbyte, 2> ); 511 InsertLoadFunction(&map, GL_RG16UI, GL_UNSIGNED_SHORT, LoadToNative<GLushort, 2> ); 512 InsertLoadFunction(&map, GL_RG16I, GL_SHORT, LoadToNative<GLshort, 2> ); 513 InsertLoadFunction(&map, GL_RG32UI, GL_UNSIGNED_INT, LoadToNative<GLuint, 2> ); 514 InsertLoadFunction(&map, GL_RG32I, GL_INT, LoadToNative<GLint, 2> ); 515 InsertLoadFunction(&map, GL_R8, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 1> ); 516 InsertLoadFunction(&map, GL_R8_SNORM, GL_BYTE, LoadToNative<GLbyte, 1> ); 517 InsertLoadFunction(&map, GL_R16F, GL_HALF_FLOAT, LoadToNative<GLhalf, 1> ); 518 InsertLoadFunction(&map, GL_R16F, GL_HALF_FLOAT_OES, LoadToNative<GLhalf, 1> ); 519 InsertLoadFunction(&map, GL_R32F, GL_FLOAT, LoadToNative<GLfloat, 1> ); 520 InsertLoadFunction(&map, GL_R16F, GL_FLOAT, Load32FTo16F<1> ); 521 InsertLoadFunction(&map, GL_R8UI, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 1> ); 522 InsertLoadFunction(&map, GL_R8I, GL_BYTE, LoadToNative<GLbyte, 1> ); 523 InsertLoadFunction(&map, GL_R16UI, GL_UNSIGNED_SHORT, LoadToNative<GLushort, 1> ); 524 InsertLoadFunction(&map, GL_R16I, GL_SHORT, LoadToNative<GLshort, 1> ); 525 InsertLoadFunction(&map, GL_R32UI, GL_UNSIGNED_INT, LoadToNative<GLuint, 1> ); 526 InsertLoadFunction(&map, GL_R32I, GL_INT, LoadToNative<GLint, 1> ); 527 InsertLoadFunction(&map, GL_DEPTH_COMPONENT16, GL_UNSIGNED_SHORT, LoadToNative<GLushort, 1> ); 528 InsertLoadFunction(&map, GL_DEPTH_COMPONENT24, GL_UNSIGNED_INT, LoadR32ToR24G8 ); 529 InsertLoadFunction(&map, GL_DEPTH_COMPONENT16, GL_UNSIGNED_INT, LoadR32ToR16 ); 530 InsertLoadFunction(&map, GL_DEPTH_COMPONENT32F, GL_FLOAT, LoadToNative<GLfloat, 1> ); 531 InsertLoadFunction(&map, GL_DEPTH24_STENCIL8, GL_UNSIGNED_INT_24_8, LoadR32ToR24G8 ); 532 InsertLoadFunction(&map, GL_DEPTH32F_STENCIL8, GL_FLOAT_32_UNSIGNED_INT_24_8_REV, LoadToNative<GLuint, 2> ); 533 534 // Unsized formats 535 // Load functions are unreachable because they are converted to sized internal formats based on 536 // the format and type before loading takes place. 537 InsertLoadFunction(&map, GL_RGBA, GL_UNSIGNED_BYTE, UnreachableLoadFunction ); 538 InsertLoadFunction(&map, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, UnreachableLoadFunction ); 539 InsertLoadFunction(&map, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, UnreachableLoadFunction ); 540 InsertLoadFunction(&map, GL_RGB, GL_UNSIGNED_BYTE, UnreachableLoadFunction ); 541 InsertLoadFunction(&map, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, UnreachableLoadFunction ); 542 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, UnreachableLoadFunction ); 543 InsertLoadFunction(&map, GL_LUMINANCE, GL_UNSIGNED_BYTE, UnreachableLoadFunction ); 544 InsertLoadFunction(&map, GL_ALPHA, GL_UNSIGNED_BYTE, UnreachableLoadFunction ); 545 546 // From GL_OES_texture_float 547 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_FLOAT, LoadLA32FToRGBA32F ); 548 InsertLoadFunction(&map, GL_LUMINANCE, GL_FLOAT, LoadL32FToRGBA32F ); 549 InsertLoadFunction(&map, GL_ALPHA, GL_FLOAT, LoadA32FToRGBA32F ); 550 551 // From GL_OES_texture_half_float 552 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT, LoadLA16FToRGBA16F ); 553 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA, GL_HALF_FLOAT_OES, LoadLA16FToRGBA16F ); 554 InsertLoadFunction(&map, GL_LUMINANCE, GL_HALF_FLOAT, LoadL16FToRGBA16F ); 555 InsertLoadFunction(&map, GL_LUMINANCE, GL_HALF_FLOAT_OES, LoadL16FToRGBA16F ); 556 InsertLoadFunction(&map, GL_ALPHA, GL_HALF_FLOAT, LoadA16FToRGBA16F ); 557 InsertLoadFunction(&map, GL_ALPHA, GL_HALF_FLOAT_OES, LoadA16FToRGBA16F ); 558 559 // From GL_EXT_texture_storage 560 InsertLoadFunction(&map, GL_ALPHA8_EXT, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 1> ); 561 InsertLoadFunction(&map, GL_LUMINANCE8_EXT, GL_UNSIGNED_BYTE, LoadL8ToRGBA8 ); 562 InsertLoadFunction(&map, GL_LUMINANCE8_ALPHA8_EXT, GL_UNSIGNED_BYTE, LoadLA8ToRGBA8 ); 563 InsertLoadFunction(&map, GL_ALPHA32F_EXT, GL_FLOAT, LoadA32FToRGBA32F ); 564 InsertLoadFunction(&map, GL_LUMINANCE32F_EXT, GL_FLOAT, LoadL32FToRGBA32F ); 565 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA32F_EXT, GL_FLOAT, LoadLA32FToRGBA32F ); 566 InsertLoadFunction(&map, GL_ALPHA16F_EXT, GL_HALF_FLOAT, LoadA16FToRGBA16F ); 567 InsertLoadFunction(&map, GL_ALPHA16F_EXT, GL_HALF_FLOAT_OES, LoadA16FToRGBA16F ); 568 InsertLoadFunction(&map, GL_LUMINANCE16F_EXT, GL_HALF_FLOAT, LoadL16FToRGBA16F ); 569 InsertLoadFunction(&map, GL_LUMINANCE16F_EXT, GL_HALF_FLOAT_OES, LoadL16FToRGBA16F ); 570 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA16F_EXT, GL_HALF_FLOAT, LoadLA16FToRGBA16F ); 571 InsertLoadFunction(&map, GL_LUMINANCE_ALPHA16F_EXT, GL_HALF_FLOAT_OES, LoadLA16FToRGBA16F ); 572 573 // From GL_ANGLE_depth_texture 574 InsertLoadFunction(&map, GL_DEPTH_COMPONENT32_OES, GL_UNSIGNED_INT, LoadR32ToR24G8 ); 575 576 // From GL_EXT_texture_format_BGRA8888 577 InsertLoadFunction(&map, GL_BGRA8_EXT, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 578 InsertLoadFunction(&map, GL_BGRA4_ANGLEX, GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT, LoadRGBA4ToRGBA8 ); 579 InsertLoadFunction(&map, GL_BGRA4_ANGLEX, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 580 InsertLoadFunction(&map, GL_BGR5_A1_ANGLEX, GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT, LoadRGB5A1ToRGBA8 ); 581 InsertLoadFunction(&map, GL_BGR5_A1_ANGLEX, GL_UNSIGNED_BYTE, LoadToNative<GLubyte, 4> ); 582 583 // Compressed formats 584 // From ES 3.0.1 spec, table 3.16 585 // | Internal format | Type | Load function | 586 InsertLoadFunction(&map, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 587 InsertLoadFunction(&map, GL_COMPRESSED_R11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 588 InsertLoadFunction(&map, GL_COMPRESSED_SIGNED_R11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 589 InsertLoadFunction(&map, GL_COMPRESSED_RG11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 590 InsertLoadFunction(&map, GL_COMPRESSED_SIGNED_RG11_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 591 InsertLoadFunction(&map, GL_COMPRESSED_RGB8_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 592 InsertLoadFunction(&map, GL_COMPRESSED_SRGB8_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 593 InsertLoadFunction(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 594 InsertLoadFunction(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 595 InsertLoadFunction(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 596 InsertLoadFunction(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, GL_UNSIGNED_BYTE, UnimplementedLoadFunction ); 597 598 // From GL_EXT_texture_compression_dxt1 599 InsertLoadFunction(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, LoadCompressedToNative<4, 4, 8>); 600 InsertLoadFunction(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, GL_UNSIGNED_BYTE, LoadCompressedToNative<4, 4, 8>); 601 602 // From GL_ANGLE_texture_compression_dxt3 603 InsertLoadFunction(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, GL_UNSIGNED_BYTE, LoadCompressedToNative<4, 4, 16>); 604 605 // From GL_ANGLE_texture_compression_dxt5 606 InsertLoadFunction(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, GL_UNSIGNED_BYTE, LoadCompressedToNative<4, 4, 16>); 607 608 return map; 609 } 610 611 // For sized GL internal formats, there is only one corresponding D3D11 format. This map type allows 612 // querying for the DXGI texture formats to use for textures, SRVs, RTVs and DSVs given a GL internal 613 // format. 614 typedef std::map<GLenum, TextureFormat> D3D11ES3FormatMap; 615 616 TextureFormat::TextureFormat() 617 : texFormat(DXGI_FORMAT_UNKNOWN), 618 srvFormat(DXGI_FORMAT_UNKNOWN), 619 rtvFormat(DXGI_FORMAT_UNKNOWN), 620 dsvFormat(DXGI_FORMAT_UNKNOWN), 621 renderFormat(DXGI_FORMAT_UNKNOWN), 622 swizzleTexFormat(DXGI_FORMAT_UNKNOWN), 623 swizzleSRVFormat(DXGI_FORMAT_UNKNOWN), 624 swizzleRTVFormat(DXGI_FORMAT_UNKNOWN), 625 dataInitializerFunction(NULL), 626 loadFunctions() 627 { 628 } 629 630 static inline void InsertD3D11FormatInfo(D3D11ES3FormatMap *map, GLenum internalFormat, DXGI_FORMAT texFormat, 631 DXGI_FORMAT srvFormat, DXGI_FORMAT rtvFormat, DXGI_FORMAT dsvFormat) 632 { 633 TextureFormat info; 634 info.texFormat = texFormat; 635 info.srvFormat = srvFormat; 636 info.rtvFormat = rtvFormat; 637 info.dsvFormat = dsvFormat; 638 639 // Given a GL internal format, the renderFormat is the DSV format if it is depth- or stencil-renderable, 640 // the RTV format if it is color-renderable, and the (nonrenderable) texture format otherwise. 641 if (dsvFormat != DXGI_FORMAT_UNKNOWN) 642 { 643 info.renderFormat = dsvFormat; 644 } 645 else if (rtvFormat != DXGI_FORMAT_UNKNOWN) 646 { 647 info.renderFormat = rtvFormat; 648 } 649 else if (texFormat != DXGI_FORMAT_UNKNOWN) 650 { 651 info.renderFormat = texFormat; 652 } 653 else 654 { 655 info.renderFormat = DXGI_FORMAT_UNKNOWN; 656 } 657 658 // Compute the swizzle formats 659 const gl::InternalFormat &formatInfo = gl::GetInternalFormatInfo(internalFormat); 660 if (internalFormat != GL_NONE && formatInfo.pixelBytes > 0) 661 { 662 if (formatInfo.componentCount != 4 || texFormat == DXGI_FORMAT_UNKNOWN || 663 srvFormat == DXGI_FORMAT_UNKNOWN || rtvFormat == DXGI_FORMAT_UNKNOWN) 664 { 665 // Get the maximum sized component 666 unsigned int maxBits = 1; 667 if (formatInfo.compressed) 668 { 669 unsigned int compressedBitsPerBlock = formatInfo.pixelBytes * 8; 670 unsigned int blockSize = formatInfo.compressedBlockWidth * formatInfo.compressedBlockHeight; 671 maxBits = std::max(compressedBitsPerBlock / blockSize, maxBits); 672 } 673 else 674 { 675 maxBits = std::max(maxBits, formatInfo.alphaBits); 676 maxBits = std::max(maxBits, formatInfo.redBits); 677 maxBits = std::max(maxBits, formatInfo.greenBits); 678 maxBits = std::max(maxBits, formatInfo.blueBits); 679 maxBits = std::max(maxBits, formatInfo.luminanceBits); 680 maxBits = std::max(maxBits, formatInfo.depthBits); 681 } 682 683 maxBits = roundUp(maxBits, 8U); 684 685 static const SwizzleInfoMap swizzleMap = BuildSwizzleInfoMap(); 686 SwizzleInfoMap::const_iterator swizzleIter = swizzleMap.find(SwizzleSizeType(maxBits, formatInfo.componentType)); 687 ASSERT(swizzleIter != swizzleMap.end()); 688 689 const SwizzleFormatInfo &swizzleInfo = swizzleIter->second; 690 info.swizzleTexFormat = swizzleInfo.mTexFormat; 691 info.swizzleSRVFormat = swizzleInfo.mSRVFormat; 692 info.swizzleRTVFormat = swizzleInfo.mRTVFormat; 693 } 694 else 695 { 696 // The original texture format is suitable for swizzle operations 697 info.swizzleTexFormat = texFormat; 698 info.swizzleSRVFormat = srvFormat; 699 info.swizzleRTVFormat = rtvFormat; 700 } 701 } 702 else 703 { 704 // Not possible to swizzle with this texture format since it is either unsized or GL_NONE 705 info.swizzleTexFormat = DXGI_FORMAT_UNKNOWN; 706 info.swizzleSRVFormat = DXGI_FORMAT_UNKNOWN; 707 info.swizzleRTVFormat = DXGI_FORMAT_UNKNOWN; 708 } 709 710 // Check if there is an initialization function for this texture format 711 static const InternalFormatInitializerMap initializerMap = BuildInternalFormatInitializerMap(); 712 InternalFormatInitializerMap::const_iterator initializerIter = initializerMap.find(internalFormat); 713 info.dataInitializerFunction = (initializerIter != initializerMap.end()) ? initializerIter->second : NULL; 714 715 // Gather all the load functions for this internal format 716 static const D3D11LoadFunctionMap loadFunctions = BuildD3D11LoadFunctionMap(); 717 D3D11LoadFunctionMap::const_iterator loadFunctionIter = loadFunctions.find(internalFormat); 718 if (loadFunctionIter != loadFunctions.end()) 719 { 720 const std::vector<TypeLoadFunctionPair> &loadFunctionVector = loadFunctionIter->second; 721 for (size_t i = 0; i < loadFunctionVector.size(); i++) 722 { 723 GLenum type = loadFunctionVector[i].first; 724 LoadImageFunction function = loadFunctionVector[i].second; 725 info.loadFunctions.insert(std::make_pair(type, function)); 726 } 727 } 728 729 map->insert(std::make_pair(internalFormat, info)); 730 } 731 732 static D3D11ES3FormatMap BuildD3D11FormatMap() 733 { 734 D3D11ES3FormatMap map; 735 736 // | GL internal format | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | 737 InsertD3D11FormatInfo(&map, GL_NONE, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 738 InsertD3D11FormatInfo(&map, GL_R8, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_R8_UNORM, DXGI_FORMAT_UNKNOWN); 739 InsertD3D11FormatInfo(&map, GL_R8_SNORM, DXGI_FORMAT_R8_SNORM, DXGI_FORMAT_R8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 740 InsertD3D11FormatInfo(&map, GL_RG8, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_R8G8_UNORM, DXGI_FORMAT_UNKNOWN); 741 InsertD3D11FormatInfo(&map, GL_RG8_SNORM, DXGI_FORMAT_R8G8_SNORM, DXGI_FORMAT_R8G8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 742 InsertD3D11FormatInfo(&map, GL_RGB8, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 743 InsertD3D11FormatInfo(&map, GL_RGB8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 744 InsertD3D11FormatInfo(&map, GL_RGB565, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 745 InsertD3D11FormatInfo(&map, GL_RGBA4, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 746 InsertD3D11FormatInfo(&map, GL_RGB5_A1, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 747 InsertD3D11FormatInfo(&map, GL_RGBA8, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 748 InsertD3D11FormatInfo(&map, GL_RGBA8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_R8G8B8A8_SNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 749 InsertD3D11FormatInfo(&map, GL_RGB10_A2, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_R10G10B10A2_UNORM, DXGI_FORMAT_UNKNOWN); 750 InsertD3D11FormatInfo(&map, GL_RGB10_A2UI, DXGI_FORMAT_R10G10B10A2_UINT, DXGI_FORMAT_R10G10B10A2_UINT, DXGI_FORMAT_R10G10B10A2_UINT, DXGI_FORMAT_UNKNOWN); 751 InsertD3D11FormatInfo(&map, GL_SRGB8, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 752 InsertD3D11FormatInfo(&map, GL_SRGB8_ALPHA8, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_R8G8B8A8_UNORM_SRGB, DXGI_FORMAT_UNKNOWN); 753 InsertD3D11FormatInfo(&map, GL_R16F, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_R16_FLOAT, DXGI_FORMAT_UNKNOWN); 754 InsertD3D11FormatInfo(&map, GL_RG16F, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_R16G16_FLOAT, DXGI_FORMAT_UNKNOWN); 755 InsertD3D11FormatInfo(&map, GL_RGB16F, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN); 756 InsertD3D11FormatInfo(&map, GL_RGBA16F, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN); 757 InsertD3D11FormatInfo(&map, GL_R32F, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN); 758 InsertD3D11FormatInfo(&map, GL_RG32F, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_R32G32_FLOAT, DXGI_FORMAT_UNKNOWN); 759 InsertD3D11FormatInfo(&map, GL_RGB32F, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN); 760 InsertD3D11FormatInfo(&map, GL_RGBA32F, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN); 761 InsertD3D11FormatInfo(&map, GL_R11F_G11F_B10F, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_R11G11B10_FLOAT, DXGI_FORMAT_UNKNOWN); 762 InsertD3D11FormatInfo(&map, GL_RGB9_E5, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGI_FORMAT_R9G9B9E5_SHAREDEXP, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 763 InsertD3D11FormatInfo(&map, GL_R8I, DXGI_FORMAT_R8_SINT, DXGI_FORMAT_R8_SINT, DXGI_FORMAT_R8_SINT, DXGI_FORMAT_UNKNOWN); 764 InsertD3D11FormatInfo(&map, GL_R8UI, DXGI_FORMAT_R8_UINT, DXGI_FORMAT_R8_UINT, DXGI_FORMAT_R8_UINT, DXGI_FORMAT_UNKNOWN); 765 InsertD3D11FormatInfo(&map, GL_R16I, DXGI_FORMAT_R16_SINT, DXGI_FORMAT_R16_SINT, DXGI_FORMAT_R16_SINT, DXGI_FORMAT_UNKNOWN); 766 InsertD3D11FormatInfo(&map, GL_R16UI, DXGI_FORMAT_R16_UINT, DXGI_FORMAT_R16_UINT, DXGI_FORMAT_R16_UINT, DXGI_FORMAT_UNKNOWN); 767 InsertD3D11FormatInfo(&map, GL_R32I, DXGI_FORMAT_R32_SINT, DXGI_FORMAT_R32_SINT, DXGI_FORMAT_R32_SINT, DXGI_FORMAT_UNKNOWN); 768 InsertD3D11FormatInfo(&map, GL_R32UI, DXGI_FORMAT_R32_UINT, DXGI_FORMAT_R32_UINT, DXGI_FORMAT_R32_UINT, DXGI_FORMAT_UNKNOWN); 769 InsertD3D11FormatInfo(&map, GL_RG8I, DXGI_FORMAT_R8G8_SINT, DXGI_FORMAT_R8G8_SINT, DXGI_FORMAT_R8G8_SINT, DXGI_FORMAT_UNKNOWN); 770 InsertD3D11FormatInfo(&map, GL_RG8UI, DXGI_FORMAT_R8G8_UINT, DXGI_FORMAT_R8G8_UINT, DXGI_FORMAT_R8G8_UINT, DXGI_FORMAT_UNKNOWN); 771 InsertD3D11FormatInfo(&map, GL_RG16I, DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_R16G16_SINT, DXGI_FORMAT_UNKNOWN); 772 InsertD3D11FormatInfo(&map, GL_RG16UI, DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_R16G16_UINT, DXGI_FORMAT_UNKNOWN); 773 InsertD3D11FormatInfo(&map, GL_RG32I, DXGI_FORMAT_R32G32_SINT, DXGI_FORMAT_R32G32_SINT, DXGI_FORMAT_R32G32_SINT, DXGI_FORMAT_UNKNOWN); 774 InsertD3D11FormatInfo(&map, GL_RG32UI, DXGI_FORMAT_R32G32_UINT, DXGI_FORMAT_R32G32_UINT, DXGI_FORMAT_R32G32_UINT, DXGI_FORMAT_UNKNOWN); 775 InsertD3D11FormatInfo(&map, GL_RGB8I, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_UNKNOWN); 776 InsertD3D11FormatInfo(&map, GL_RGB8UI, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_UNKNOWN); 777 InsertD3D11FormatInfo(&map, GL_RGB16I, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_UNKNOWN); 778 InsertD3D11FormatInfo(&map, GL_RGB16UI, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_UNKNOWN); 779 InsertD3D11FormatInfo(&map, GL_RGB32I, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_UNKNOWN); 780 InsertD3D11FormatInfo(&map, GL_RGB32UI, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_UNKNOWN); 781 InsertD3D11FormatInfo(&map, GL_RGBA8I, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_R8G8B8A8_SINT, DXGI_FORMAT_UNKNOWN); 782 InsertD3D11FormatInfo(&map, GL_RGBA8UI, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_R8G8B8A8_UINT, DXGI_FORMAT_UNKNOWN); 783 InsertD3D11FormatInfo(&map, GL_RGBA16I, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_R16G16B16A16_SINT, DXGI_FORMAT_UNKNOWN); 784 InsertD3D11FormatInfo(&map, GL_RGBA16UI, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_R16G16B16A16_UINT, DXGI_FORMAT_UNKNOWN); 785 InsertD3D11FormatInfo(&map, GL_RGBA32I, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_R32G32B32A32_SINT, DXGI_FORMAT_UNKNOWN); 786 InsertD3D11FormatInfo(&map, GL_RGBA32UI, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_R32G32B32A32_UINT, DXGI_FORMAT_UNKNOWN); 787 788 // Unsized formats, TODO: Are types of float and half float allowed for the unsized types? Would it change the DXGI format? 789 InsertD3D11FormatInfo(&map, GL_ALPHA, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN); 790 InsertD3D11FormatInfo(&map, GL_LUMINANCE, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 791 InsertD3D11FormatInfo(&map, GL_LUMINANCE_ALPHA, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 792 InsertD3D11FormatInfo(&map, GL_RGB, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 793 InsertD3D11FormatInfo(&map, GL_RGBA, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN); 794 InsertD3D11FormatInfo(&map, GL_BGRA_EXT, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN); 795 796 // From GL_EXT_texture_storage 797 // | GL internal format | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | 798 InsertD3D11FormatInfo(&map, GL_ALPHA8_EXT, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_A8_UNORM, DXGI_FORMAT_UNKNOWN ); 799 InsertD3D11FormatInfo(&map, GL_LUMINANCE8_EXT, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN ); 800 InsertD3D11FormatInfo(&map, GL_ALPHA32F_EXT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN ); 801 InsertD3D11FormatInfo(&map, GL_LUMINANCE32F_EXT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN ); 802 InsertD3D11FormatInfo(&map, GL_ALPHA16F_EXT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN ); 803 InsertD3D11FormatInfo(&map, GL_LUMINANCE16F_EXT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN ); 804 InsertD3D11FormatInfo(&map, GL_LUMINANCE8_ALPHA8_EXT, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_R8G8B8A8_UNORM, DXGI_FORMAT_UNKNOWN ); 805 InsertD3D11FormatInfo(&map, GL_LUMINANCE_ALPHA32F_EXT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_R32G32B32A32_FLOAT, DXGI_FORMAT_UNKNOWN ); 806 InsertD3D11FormatInfo(&map, GL_LUMINANCE_ALPHA16F_EXT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_R16G16B16A16_FLOAT, DXGI_FORMAT_UNKNOWN ); 807 InsertD3D11FormatInfo(&map, GL_BGRA8_EXT, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN ); 808 InsertD3D11FormatInfo(&map, GL_BGRA4_ANGLEX, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN ); 809 InsertD3D11FormatInfo(&map, GL_BGR5_A1_ANGLEX, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_B8G8R8A8_UNORM, DXGI_FORMAT_UNKNOWN ); 810 811 // Depth stencil formats 812 InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT16, DXGI_FORMAT_R16_TYPELESS, DXGI_FORMAT_R16_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D16_UNORM ); 813 InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT24, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT ); 814 InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT32F, DXGI_FORMAT_R32_TYPELESS, DXGI_FORMAT_R32_FLOAT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT ); 815 InsertD3D11FormatInfo(&map, GL_DEPTH24_STENCIL8, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT ); 816 InsertD3D11FormatInfo(&map, GL_DEPTH32F_STENCIL8, DXGI_FORMAT_R32G8X24_TYPELESS, DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D32_FLOAT_S8X24_UINT); 817 InsertD3D11FormatInfo(&map, GL_STENCIL_INDEX8, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_X24_TYPELESS_G8_UINT, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT ); 818 819 // From GL_ANGLE_depth_texture 820 // Since D3D11 doesn't have a D32_UNORM format, use D24S8 which has comparable precision and matches the ES3 format. 821 InsertD3D11FormatInfo(&map, GL_DEPTH_COMPONENT32_OES, DXGI_FORMAT_R24G8_TYPELESS, DXGI_FORMAT_R24_UNORM_X8_TYPELESS, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_D24_UNORM_S8_UINT); 822 823 // Compressed formats, From ES 3.0.1 spec, table 3.16 824 // | GL internal format | D3D11 texture format | D3D11 SRV format | D3D11 RTV format | D3D11 DSV format | 825 InsertD3D11FormatInfo(&map, GL_COMPRESSED_R11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 826 InsertD3D11FormatInfo(&map, GL_COMPRESSED_SIGNED_R11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 827 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RG11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 828 InsertD3D11FormatInfo(&map, GL_COMPRESSED_SIGNED_RG11_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 829 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGB8_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 830 InsertD3D11FormatInfo(&map, GL_COMPRESSED_SRGB8_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 831 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 832 InsertD3D11FormatInfo(&map, GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 833 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA8_ETC2_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 834 InsertD3D11FormatInfo(&map, GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 835 836 // From GL_EXT_texture_compression_dxt1 837 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGB_S3TC_DXT1_EXT, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 838 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_BC1_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 839 840 // From GL_ANGLE_texture_compression_dxt3 841 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA_S3TC_DXT3_ANGLE, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_BC2_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 842 843 // From GL_ANGLE_texture_compression_dxt5 844 InsertD3D11FormatInfo(&map, GL_COMPRESSED_RGBA_S3TC_DXT5_ANGLE, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_BC3_UNORM, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN); 845 846 return map; 847 } 848 849 const TextureFormat &GetTextureFormatInfo(GLenum internalFormat) 850 { 851 static const D3D11ES3FormatMap formatMap = BuildD3D11FormatMap(); 852 D3D11ES3FormatMap::const_iterator iter = formatMap.find(internalFormat); 853 if (iter != formatMap.end()) 854 { 855 return iter->second; 856 } 857 else 858 { 859 static const TextureFormat defaultInfo; 860 return defaultInfo; 861 } 862 } 863 864 typedef std::map<gl::VertexFormat, VertexFormat> D3D11VertexFormatInfoMap; 865 typedef std::pair<gl::VertexFormat, VertexFormat> D3D11VertexFormatPair; 866 867 VertexFormat::VertexFormat() 868 : conversionType(VERTEX_CONVERT_NONE), 869 nativeFormat(DXGI_FORMAT_UNKNOWN), 870 copyFunction(NULL) 871 { 872 } 873 874 static void AddVertexFormatInfo(D3D11VertexFormatInfoMap *map, GLenum inputType, GLboolean normalized, GLuint componentCount, 875 VertexConversionType conversionType, DXGI_FORMAT nativeFormat, VertexCopyFunction copyFunction) 876 { 877 gl::VertexFormat inputFormat(inputType, normalized, componentCount, false); 878 879 VertexFormat info; 880 info.conversionType = conversionType; 881 info.nativeFormat = nativeFormat; 882 info.copyFunction = copyFunction; 883 884 map->insert(D3D11VertexFormatPair(inputFormat, info)); 885 } 886 887 static void AddIntegerVertexFormatInfo(D3D11VertexFormatInfoMap *map, GLenum inputType, GLuint componentCount, 888 VertexConversionType conversionType, DXGI_FORMAT nativeFormat, VertexCopyFunction copyFunction) 889 { 890 gl::VertexFormat inputFormat(inputType, GL_FALSE, componentCount, true); 891 892 VertexFormat info; 893 info.conversionType = conversionType; 894 info.nativeFormat = nativeFormat; 895 info.copyFunction = copyFunction; 896 897 map->insert(D3D11VertexFormatPair(inputFormat, info)); 898 } 899 900 static D3D11VertexFormatInfoMap BuildD3D11VertexFormatInfoMap() 901 { 902 D3D11VertexFormatInfoMap map; 903 904 // TODO: column legend 905 906 // 907 // Float formats 908 // 909 910 // GL_BYTE -- un-normalized 911 AddVertexFormatInfo(&map, GL_BYTE, GL_FALSE, 1, VERTEX_CONVERT_GPU, DXGI_FORMAT_R8_SINT, &CopyNativeVertexData<GLbyte, 1, 0>); 912 AddVertexFormatInfo(&map, GL_BYTE, GL_FALSE, 2, VERTEX_CONVERT_GPU, DXGI_FORMAT_R8G8_SINT, &CopyNativeVertexData<GLbyte, 2, 0>); 913 AddVertexFormatInfo(&map, GL_BYTE, GL_FALSE, 3, VERTEX_CONVERT_BOTH, DXGI_FORMAT_R8G8B8A8_SINT, &CopyNativeVertexData<GLbyte, 3, 1>); 914 AddVertexFormatInfo(&map, GL_BYTE, GL_FALSE, 4, VERTEX_CONVERT_GPU, DXGI_FORMAT_R8G8B8A8_SINT, &CopyNativeVertexData<GLbyte, 4, 0>); 915 916 // GL_BYTE -- normalized 917 AddVertexFormatInfo(&map, GL_BYTE, GL_TRUE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8_SNORM, &CopyNativeVertexData<GLbyte, 1, 0>); 918 AddVertexFormatInfo(&map, GL_BYTE, GL_TRUE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8_SNORM, &CopyNativeVertexData<GLbyte, 2, 0>); 919 AddVertexFormatInfo(&map, GL_BYTE, GL_TRUE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R8G8B8A8_SNORM, &CopyNativeVertexData<GLbyte, 3, INT8_MAX>); 920 AddVertexFormatInfo(&map, GL_BYTE, GL_TRUE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8B8A8_SNORM, &CopyNativeVertexData<GLbyte, 4, 0>); 921 922 // GL_UNSIGNED_BYTE -- un-normalized 923 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_FALSE, 1, VERTEX_CONVERT_GPU, DXGI_FORMAT_R8_UINT, &CopyNativeVertexData<GLubyte, 1, 0>); 924 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_FALSE, 2, VERTEX_CONVERT_GPU, DXGI_FORMAT_R8G8_UINT, &CopyNativeVertexData<GLubyte, 2, 0>); 925 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_FALSE, 3, VERTEX_CONVERT_BOTH, DXGI_FORMAT_R8G8B8A8_UINT, &CopyNativeVertexData<GLubyte, 3, 1>); 926 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_FALSE, 4, VERTEX_CONVERT_GPU, DXGI_FORMAT_R8G8B8A8_UINT, &CopyNativeVertexData<GLubyte, 4, 0>); 927 928 // GL_UNSIGNED_BYTE -- normalized 929 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_TRUE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8_UNORM, &CopyNativeVertexData<GLubyte, 1, 0>); 930 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_TRUE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8_UNORM, &CopyNativeVertexData<GLubyte, 2, 0>); 931 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_TRUE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R8G8B8A8_UNORM, &CopyNativeVertexData<GLubyte, 3, UINT8_MAX>); 932 AddVertexFormatInfo(&map, GL_UNSIGNED_BYTE, GL_TRUE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8B8A8_UNORM, &CopyNativeVertexData<GLubyte, 4, 0>); 933 934 // GL_SHORT -- un-normalized 935 AddVertexFormatInfo(&map, GL_SHORT, GL_FALSE, 1, VERTEX_CONVERT_GPU, DXGI_FORMAT_R16_SINT, &CopyNativeVertexData<GLshort, 1, 0>); 936 AddVertexFormatInfo(&map, GL_SHORT, GL_FALSE, 2, VERTEX_CONVERT_GPU, DXGI_FORMAT_R16G16_SINT, &CopyNativeVertexData<GLshort, 2, 0>); 937 AddVertexFormatInfo(&map, GL_SHORT, GL_FALSE, 3, VERTEX_CONVERT_BOTH, DXGI_FORMAT_R16G16B16A16_SINT, &CopyNativeVertexData<GLshort, 4, 1>); 938 AddVertexFormatInfo(&map, GL_SHORT, GL_FALSE, 4, VERTEX_CONVERT_GPU, DXGI_FORMAT_R16G16B16A16_SINT, &CopyNativeVertexData<GLshort, 4, 0>); 939 940 // GL_SHORT -- normalized 941 AddVertexFormatInfo(&map, GL_SHORT, GL_TRUE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16_SNORM, &CopyNativeVertexData<GLshort, 1, 0>); 942 AddVertexFormatInfo(&map, GL_SHORT, GL_TRUE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16_SNORM, &CopyNativeVertexData<GLshort, 2, 0>); 943 AddVertexFormatInfo(&map, GL_SHORT, GL_TRUE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R16G16B16A16_SNORM, &CopyNativeVertexData<GLshort, 3, INT16_MAX>); 944 AddVertexFormatInfo(&map, GL_SHORT, GL_TRUE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16B16A16_SNORM, &CopyNativeVertexData<GLshort, 4, 0>); 945 946 // GL_UNSIGNED_SHORT -- un-normalized 947 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_FALSE, 1, VERTEX_CONVERT_GPU, DXGI_FORMAT_R16_UINT, &CopyNativeVertexData<GLushort, 1, 0>); 948 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_FALSE, 2, VERTEX_CONVERT_GPU, DXGI_FORMAT_R16G16_UINT, &CopyNativeVertexData<GLushort, 2, 0>); 949 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_FALSE, 3, VERTEX_CONVERT_BOTH, DXGI_FORMAT_R16G16B16A16_UINT, &CopyNativeVertexData<GLushort, 3, 1>); 950 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_FALSE, 4, VERTEX_CONVERT_GPU, DXGI_FORMAT_R16G16B16A16_UINT, &CopyNativeVertexData<GLushort, 4, 0>); 951 952 // GL_UNSIGNED_SHORT -- normalized 953 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_TRUE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16_UNORM, &CopyNativeVertexData<GLushort, 1, 0>); 954 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_TRUE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16_UNORM, &CopyNativeVertexData<GLushort, 2, 0>); 955 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_TRUE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R16G16B16A16_UNORM, &CopyNativeVertexData<GLushort, 3, UINT16_MAX>); 956 AddVertexFormatInfo(&map, GL_UNSIGNED_SHORT, GL_TRUE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16B16A16_UNORM, &CopyNativeVertexData<GLushort, 4, 0>); 957 958 // GL_INT -- un-normalized 959 AddVertexFormatInfo(&map, GL_INT, GL_FALSE, 1, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32_SINT, &CopyNativeVertexData<GLint, 1, 0>); 960 AddVertexFormatInfo(&map, GL_INT, GL_FALSE, 2, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32G32_SINT, &CopyNativeVertexData<GLint, 2, 0>); 961 AddVertexFormatInfo(&map, GL_INT, GL_FALSE, 3, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32G32B32_SINT, &CopyNativeVertexData<GLint, 3, 0>); 962 AddVertexFormatInfo(&map, GL_INT, GL_FALSE, 4, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32G32B32A32_SINT, &CopyNativeVertexData<GLint, 4, 0>); 963 964 // GL_INT -- normalized 965 AddVertexFormatInfo(&map, GL_INT, GL_TRUE, 1, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32_FLOAT, &CopyTo32FVertexData<GLint, 1, true>); 966 AddVertexFormatInfo(&map, GL_INT, GL_TRUE, 2, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32_FLOAT, &CopyTo32FVertexData<GLint, 2, true>); 967 AddVertexFormatInfo(&map, GL_INT, GL_TRUE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32_FLOAT, &CopyTo32FVertexData<GLint, 3, true>); 968 AddVertexFormatInfo(&map, GL_INT, GL_TRUE, 4, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32A32_FLOAT, &CopyTo32FVertexData<GLint, 4, true>); 969 970 // GL_UNSIGNED_INT -- un-normalized 971 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_FALSE, 1, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32_UINT, &CopyNativeVertexData<GLuint, 1, 0>); 972 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_FALSE, 2, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32G32_UINT, &CopyNativeVertexData<GLuint, 2, 0>); 973 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_FALSE, 3, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32G32B32_UINT, &CopyNativeVertexData<GLuint, 3, 0>); 974 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_FALSE, 4, VERTEX_CONVERT_GPU, DXGI_FORMAT_R32G32B32A32_UINT, &CopyNativeVertexData<GLuint, 4, 0>); 975 976 // GL_UNSIGNED_INT -- normalized 977 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_TRUE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32_FLOAT, &CopyTo32FVertexData<GLuint, 1, true>); 978 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_TRUE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32_FLOAT, &CopyTo32FVertexData<GLuint, 2, true>); 979 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_TRUE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32_FLOAT, &CopyTo32FVertexData<GLuint, 3, true>); 980 AddVertexFormatInfo(&map, GL_UNSIGNED_INT, GL_TRUE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32A32_FLOAT, &CopyTo32FVertexData<GLuint, 4, true>); 981 982 // GL_FIXED 983 AddVertexFormatInfo(&map, GL_FIXED, GL_FALSE, 1, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32_FLOAT, &Copy32FixedTo32FVertexData<1>); 984 AddVertexFormatInfo(&map, GL_FIXED, GL_FALSE, 2, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32_FLOAT, &Copy32FixedTo32FVertexData<2>); 985 AddVertexFormatInfo(&map, GL_FIXED, GL_FALSE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32_FLOAT, &Copy32FixedTo32FVertexData<3>); 986 AddVertexFormatInfo(&map, GL_FIXED, GL_FALSE, 4, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32A32_FLOAT, &Copy32FixedTo32FVertexData<4>); 987 988 // GL_HALF_FLOAT 989 AddVertexFormatInfo(&map, GL_HALF_FLOAT, GL_FALSE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16_FLOAT, &CopyNativeVertexData<GLhalf, 1, 0>); 990 AddVertexFormatInfo(&map, GL_HALF_FLOAT, GL_FALSE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16_FLOAT, &CopyNativeVertexData<GLhalf, 2, 0>); 991 AddVertexFormatInfo(&map, GL_HALF_FLOAT, GL_FALSE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R16G16B16A16_FLOAT, &CopyNativeVertexData<GLhalf, 3, gl::Float16One>); 992 AddVertexFormatInfo(&map, GL_HALF_FLOAT, GL_FALSE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16B16A16_FLOAT, &CopyNativeVertexData<GLhalf, 4, 0>); 993 994 // GL_FLOAT 995 AddVertexFormatInfo(&map, GL_FLOAT, GL_FALSE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32_FLOAT, &CopyNativeVertexData<GLfloat, 1, 0>); 996 AddVertexFormatInfo(&map, GL_FLOAT, GL_FALSE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32_FLOAT, &CopyNativeVertexData<GLfloat, 2, 0>); 997 AddVertexFormatInfo(&map, GL_FLOAT, GL_FALSE, 3, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32_FLOAT, &CopyNativeVertexData<GLfloat, 3, 0>); 998 AddVertexFormatInfo(&map, GL_FLOAT, GL_FALSE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32A32_FLOAT, &CopyNativeVertexData<GLfloat, 4, 0>); 999 1000 // GL_INT_2_10_10_10_REV 1001 AddVertexFormatInfo(&map, GL_INT_2_10_10_10_REV, GL_FALSE, 4, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32A32_FLOAT, &CopyXYZ10W2ToXYZW32FVertexData<true, false, true>); 1002 AddVertexFormatInfo(&map, GL_INT_2_10_10_10_REV, GL_TRUE, 4, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32A32_FLOAT, &CopyXYZ10W2ToXYZW32FVertexData<true, true, true>); 1003 1004 // GL_UNSIGNED_INT_2_10_10_10_REV 1005 AddVertexFormatInfo(&map, GL_UNSIGNED_INT_2_10_10_10_REV, GL_FALSE, 4, VERTEX_CONVERT_CPU, DXGI_FORMAT_R32G32B32A32_FLOAT, &CopyXYZ10W2ToXYZW32FVertexData<false, false, true>); 1006 AddVertexFormatInfo(&map, GL_UNSIGNED_INT_2_10_10_10_REV, GL_TRUE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R10G10B10A2_UNORM, &CopyNativeVertexData<GLuint, 1, 0>); 1007 1008 // 1009 // Integer Formats 1010 // 1011 1012 // GL_BYTE 1013 AddIntegerVertexFormatInfo(&map, GL_BYTE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8_SINT, &CopyNativeVertexData<GLbyte, 1, 0>); 1014 AddIntegerVertexFormatInfo(&map, GL_BYTE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8_SINT, &CopyNativeVertexData<GLbyte, 2, 0>); 1015 AddIntegerVertexFormatInfo(&map, GL_BYTE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R8G8B8A8_SINT, &CopyNativeVertexData<GLbyte, 3, 1>); 1016 AddIntegerVertexFormatInfo(&map, GL_BYTE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8B8A8_SINT, &CopyNativeVertexData<GLbyte, 4, 0>); 1017 1018 // GL_UNSIGNED_BYTE 1019 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_BYTE, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8_UINT, &CopyNativeVertexData<GLubyte, 1, 0>); 1020 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_BYTE, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8_UINT, &CopyNativeVertexData<GLubyte, 2, 0>); 1021 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_BYTE, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R8G8B8A8_UINT, &CopyNativeVertexData<GLubyte, 3, 1>); 1022 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_BYTE, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R8G8B8A8_UINT, &CopyNativeVertexData<GLubyte, 4, 0>); 1023 1024 // GL_SHORT 1025 AddIntegerVertexFormatInfo(&map, GL_SHORT, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16_SINT, &CopyNativeVertexData<GLshort, 1, 0>); 1026 AddIntegerVertexFormatInfo(&map, GL_SHORT, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16_SINT, &CopyNativeVertexData<GLshort, 2, 0>); 1027 AddIntegerVertexFormatInfo(&map, GL_SHORT, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R16G16B16A16_SINT, &CopyNativeVertexData<GLshort, 3, 1>); 1028 AddIntegerVertexFormatInfo(&map, GL_SHORT, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16B16A16_SINT, &CopyNativeVertexData<GLshort, 4, 0>); 1029 1030 // GL_UNSIGNED_SHORT 1031 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_SHORT, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16_UINT, &CopyNativeVertexData<GLushort, 1, 0>); 1032 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_SHORT, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16_UINT, &CopyNativeVertexData<GLushort, 2, 0>); 1033 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_SHORT, 3, VERTEX_CONVERT_CPU, DXGI_FORMAT_R16G16B16A16_UINT, &CopyNativeVertexData<GLushort, 3, 1>); 1034 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_SHORT, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R16G16B16A16_UINT, &CopyNativeVertexData<GLushort, 4, 0>); 1035 1036 // GL_INT 1037 AddIntegerVertexFormatInfo(&map, GL_INT, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32_SINT, &CopyNativeVertexData<GLint, 1, 0>); 1038 AddIntegerVertexFormatInfo(&map, GL_INT, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32_SINT, &CopyNativeVertexData<GLint, 2, 0>); 1039 AddIntegerVertexFormatInfo(&map, GL_INT, 3, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32_SINT, &CopyNativeVertexData<GLint, 3, 0>); 1040 AddIntegerVertexFormatInfo(&map, GL_INT, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32A32_SINT, &CopyNativeVertexData<GLint, 4, 0>); 1041 1042 // GL_UNSIGNED_INT 1043 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_INT, 1, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32_SINT, &CopyNativeVertexData<GLuint, 1, 0>); 1044 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_INT, 2, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32_SINT, &CopyNativeVertexData<GLuint, 2, 0>); 1045 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_INT, 3, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32_SINT, &CopyNativeVertexData<GLuint, 3, 0>); 1046 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_INT, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R32G32B32A32_SINT, &CopyNativeVertexData<GLuint, 4, 0>); 1047 1048 // GL_INT_2_10_10_10_REV 1049 AddIntegerVertexFormatInfo(&map, GL_INT_2_10_10_10_REV, 4, VERTEX_CONVERT_CPU, DXGI_FORMAT_R16G16B16A16_SINT, &CopyXYZ10W2ToXYZW32FVertexData<true, true, false>); 1050 1051 // GL_UNSIGNED_INT_2_10_10_10_REV 1052 AddIntegerVertexFormatInfo(&map, GL_UNSIGNED_INT_2_10_10_10_REV, 4, VERTEX_CONVERT_NONE, DXGI_FORMAT_R10G10B10A2_UINT, &CopyNativeVertexData<GLuint, 1, 0>); 1053 1054 return map; 1055 } 1056 1057 const VertexFormat &GetVertexFormatInfo(const gl::VertexFormat &vertexFormat) 1058 { 1059 static const D3D11VertexFormatInfoMap vertexFormatMap = BuildD3D11VertexFormatInfoMap(); 1060 1061 D3D11VertexFormatInfoMap::const_iterator iter = vertexFormatMap.find(vertexFormat); 1062 if (iter != vertexFormatMap.end()) 1063 { 1064 return iter->second; 1065 } 1066 else 1067 { 1068 static const VertexFormat defaultInfo; 1069 return defaultInfo; 1070 } 1071 } 1072 1073 } 1074 1075 } 1076
