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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CC_OUTPUT_SHADER_H_ | |
| 6 #define CC_OUTPUT_SHADER_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 | |
| 10 #include "base/basictypes.h" | |
| 11 | |
| 12 namespace gfx { | |
| 13 class Point; | |
| 14 class Size; | |
| 15 } | |
| 16 | |
| 17 namespace gpu { | |
| 18 namespace gles2 { | |
| 19 class GLES2Interface; | |
| 20 } | |
| 21 } | |
| 22 | |
| 23 namespace cc { | |
| 24 | |
| 25 enum TexCoordPrecision { | |
| 26 TEX_COORD_PRECISION_NA = 0, | |
| 27 TEX_COORD_PRECISION_MEDIUM = 1, | |
| 28 TEX_COORD_PRECISION_HIGH = 2, | |
| 29 LAST_TEX_COORD_PRECISION = 2 | |
| 30 }; | |
| 31 | |
| 32 enum SamplerType { | |
| 33 SAMPLER_TYPE_NA = 0, | |
| 34 SAMPLER_TYPE_2D = 1, | |
| 35 SAMPLER_TYPE_2D_RECT = 2, | |
| 36 SAMPLER_TYPE_EXTERNAL_OES = 3, | |
| 37 LAST_SAMPLER_TYPE = 3 | |
| 38 }; | |
| 39 | |
| 40 enum BlendMode { | |
| 41 BLEND_MODE_NONE, | |
| 42 BLEND_MODE_NORMAL, | |
| 43 BLEND_MODE_SCREEN, | |
| 44 BLEND_MODE_OVERLAY, | |
| 45 BLEND_MODE_DARKEN, | |
| 46 BLEND_MODE_LIGHTEN, | |
| 47 BLEND_MODE_COLOR_DODGE, | |
| 48 BLEND_MODE_COLOR_BURN, | |
| 49 BLEND_MODE_HARD_LIGHT, | |
| 50 BLEND_MODE_SOFT_LIGHT, | |
| 51 BLEND_MODE_DIFFERENCE, | |
| 52 BLEND_MODE_EXCLUSION, | |
| 53 BLEND_MODE_MULTIPLY, | |
| 54 BLEND_MODE_HUE, | |
| 55 BLEND_MODE_SATURATION, | |
| 56 BLEND_MODE_COLOR, | |
| 57 BLEND_MODE_LUMINOSITY, | |
| 58 LAST_BLEND_MODE = BLEND_MODE_LUMINOSITY | |
| 59 }; | |
| 60 | |
| 61 enum MaskMode { | |
| 62 NO_MASK = 0, | |
| 63 HAS_MASK = 1, | |
| 64 LAST_MASK_VALUE = HAS_MASK | |
| 65 }; | |
| 66 | |
| 67 struct ShaderLocations { | |
| 68 ShaderLocations(); | |
| 69 | |
| 70 int sampler = -1; | |
| 71 int quad = -1; | |
| 72 int edge = -1; | |
| 73 int viewport = -1; | |
| 74 int mask_sampler = -1; | |
| 75 int mask_tex_coord_scale = -1; | |
| 76 int mask_tex_coord_offset = -1; | |
| 77 int matrix = -1; | |
| 78 int alpha = -1; | |
| 79 int color_matrix = -1; | |
| 80 int color_offset = -1; | |
| 81 int tex_transform = -1; | |
| 82 int backdrop = -1; | |
| 83 int backdrop_rect = -1; | |
| 84 int original_backdrop = -1; | |
| 85 }; | |
| 86 | |
| 87 // Note: The highp_threshold_cache must be provided by the caller to make | |
| 88 // the caching multi-thread/context safe in an easy low-overhead manner. | |
| 89 // The caller must make sure to clear highp_threshold_cache to 0, so it can be | |
| 90 // reinitialized, if a new or different context is used. | |
| 91 TexCoordPrecision TexCoordPrecisionRequired(gpu::gles2::GLES2Interface* context, | |
| 92 int* highp_threshold_cache, | |
| 93 int highp_threshold_min, | |
| 94 const gfx::Point& max_coordinate); | |
| 95 | |
| 96 TexCoordPrecision TexCoordPrecisionRequired(gpu::gles2::GLES2Interface* context, | |
| 97 int* highp_threshold_cache, | |
| 98 int highp_threshold_min, | |
| 99 const gfx::Size& max_size); | |
| 100 | |
| 101 class VertexShaderPosTex { | |
| 102 public: | |
| 103 VertexShaderPosTex(); | |
| 104 | |
| 105 void Init(gpu::gles2::GLES2Interface* context, | |
| 106 unsigned program, | |
| 107 int* base_uniform_index); | |
| 108 std::string GetShaderString() const; | |
| 109 static std::string GetShaderHead(); | |
| 110 static std::string GetShaderBody(); | |
| 111 | |
| 112 int matrix_location() const { return matrix_location_; } | |
| 113 | |
| 114 private: | |
| 115 int matrix_location_; | |
| 116 | |
| 117 DISALLOW_COPY_AND_ASSIGN(VertexShaderPosTex); | |
| 118 }; | |
| 119 | |
| 120 class VertexShaderPosTexYUVStretchOffset { | |
| 121 public: | |
| 122 VertexShaderPosTexYUVStretchOffset(); | |
| 123 | |
| 124 void Init(gpu::gles2::GLES2Interface* context, | |
| 125 unsigned program, | |
| 126 int* base_uniform_index); | |
| 127 std::string GetShaderString() const; | |
| 128 static std::string GetShaderHead(); | |
| 129 static std::string GetShaderBody(); | |
| 130 | |
| 131 int matrix_location() const { return matrix_location_; } | |
| 132 int tex_scale_location() const { return tex_scale_location_; } | |
| 133 int tex_offset_location() const { return tex_offset_location_; } | |
| 134 | |
| 135 private: | |
| 136 int matrix_location_; | |
| 137 int tex_scale_location_; | |
| 138 int tex_offset_location_; | |
| 139 | |
| 140 DISALLOW_COPY_AND_ASSIGN(VertexShaderPosTexYUVStretchOffset); | |
| 141 }; | |
| 142 | |
| 143 class VertexShaderPos { | |
| 144 public: | |
| 145 VertexShaderPos(); | |
| 146 | |
| 147 void Init(gpu::gles2::GLES2Interface* context, | |
| 148 unsigned program, | |
| 149 int* base_uniform_index); | |
| 150 std::string GetShaderString() const; | |
| 151 static std::string GetShaderHead(); | |
| 152 static std::string GetShaderBody(); | |
| 153 | |
| 154 int matrix_location() const { return matrix_location_; } | |
| 155 | |
| 156 private: | |
| 157 int matrix_location_; | |
| 158 | |
| 159 DISALLOW_COPY_AND_ASSIGN(VertexShaderPos); | |
| 160 }; | |
| 161 | |
| 162 class VertexShaderPosTexIdentity { | |
| 163 public: | |
| 164 void Init(gpu::gles2::GLES2Interface* context, | |
| 165 unsigned program, | |
| 166 int* base_uniform_index) {} | |
| 167 std::string GetShaderString() const; | |
| 168 static std::string GetShaderHead(); | |
| 169 static std::string GetShaderBody(); | |
| 170 }; | |
| 171 | |
| 172 class VertexShaderPosTexTransform { | |
| 173 public: | |
| 174 VertexShaderPosTexTransform(); | |
| 175 | |
| 176 void Init(gpu::gles2::GLES2Interface* context, | |
| 177 unsigned program, | |
| 178 int* base_uniform_index); | |
| 179 std::string GetShaderString() const; | |
| 180 static std::string GetShaderHead(); | |
| 181 static std::string GetShaderBody(); | |
| 182 void FillLocations(ShaderLocations* locations) const; | |
| 183 | |
| 184 int matrix_location() const { return matrix_location_; } | |
| 185 int tex_transform_location() const { return tex_transform_location_; } | |
| 186 int vertex_opacity_location() const { return vertex_opacity_location_; } | |
| 187 | |
| 188 private: | |
| 189 int matrix_location_; | |
| 190 int tex_transform_location_; | |
| 191 int vertex_opacity_location_; | |
| 192 | |
| 193 DISALLOW_COPY_AND_ASSIGN(VertexShaderPosTexTransform); | |
| 194 }; | |
| 195 | |
| 196 class VertexShaderQuad { | |
| 197 public: | |
| 198 VertexShaderQuad(); | |
| 199 | |
| 200 void Init(gpu::gles2::GLES2Interface* context, | |
| 201 unsigned program, | |
| 202 int* base_uniform_index); | |
| 203 std::string GetShaderString() const; | |
| 204 static std::string GetShaderHead(); | |
| 205 static std::string GetShaderBody(); | |
| 206 | |
| 207 int matrix_location() const { return matrix_location_; } | |
| 208 int viewport_location() const { return -1; } | |
| 209 int quad_location() const { return quad_location_; } | |
| 210 int edge_location() const { return -1; } | |
| 211 | |
| 212 private: | |
| 213 int matrix_location_; | |
| 214 int quad_location_; | |
| 215 | |
| 216 DISALLOW_COPY_AND_ASSIGN(VertexShaderQuad); | |
| 217 }; | |
| 218 | |
| 219 class VertexShaderQuadAA { | |
| 220 public: | |
| 221 VertexShaderQuadAA(); | |
| 222 | |
| 223 void Init(gpu::gles2::GLES2Interface* context, | |
| 224 unsigned program, | |
| 225 int* base_uniform_index); | |
| 226 std::string GetShaderString() const; | |
| 227 static std::string GetShaderHead(); | |
| 228 static std::string GetShaderBody(); | |
| 229 | |
| 230 int matrix_location() const { return matrix_location_; } | |
| 231 int viewport_location() const { return viewport_location_; } | |
| 232 int quad_location() const { return quad_location_; } | |
| 233 int edge_location() const { return edge_location_; } | |
| 234 | |
| 235 private: | |
| 236 int matrix_location_; | |
| 237 int viewport_location_; | |
| 238 int quad_location_; | |
| 239 int edge_location_; | |
| 240 | |
| 241 DISALLOW_COPY_AND_ASSIGN(VertexShaderQuadAA); | |
| 242 }; | |
| 243 | |
| 244 | |
| 245 class VertexShaderQuadTexTransformAA { | |
| 246 public: | |
| 247 VertexShaderQuadTexTransformAA(); | |
| 248 | |
| 249 void Init(gpu::gles2::GLES2Interface* context, | |
| 250 unsigned program, | |
| 251 int* base_uniform_index); | |
| 252 std::string GetShaderString() const; | |
| 253 static std::string GetShaderHead(); | |
| 254 static std::string GetShaderBody(); | |
| 255 void FillLocations(ShaderLocations* locations) const; | |
| 256 | |
| 257 int matrix_location() const { return matrix_location_; } | |
| 258 int viewport_location() const { return viewport_location_; } | |
| 259 int quad_location() const { return quad_location_; } | |
| 260 int edge_location() const { return edge_location_; } | |
| 261 int tex_transform_location() const { return tex_transform_location_; } | |
| 262 | |
| 263 private: | |
| 264 int matrix_location_; | |
| 265 int viewport_location_; | |
| 266 int quad_location_; | |
| 267 int edge_location_; | |
| 268 int tex_transform_location_; | |
| 269 | |
| 270 DISALLOW_COPY_AND_ASSIGN(VertexShaderQuadTexTransformAA); | |
| 271 }; | |
| 272 | |
| 273 class VertexShaderTile { | |
| 274 public: | |
| 275 VertexShaderTile(); | |
| 276 | |
| 277 void Init(gpu::gles2::GLES2Interface* context, | |
| 278 unsigned program, | |
| 279 int* base_uniform_index); | |
| 280 std::string GetShaderString() const; | |
| 281 static std::string GetShaderHead(); | |
| 282 static std::string GetShaderBody(); | |
| 283 | |
| 284 int matrix_location() const { return matrix_location_; } | |
| 285 int viewport_location() const { return -1; } | |
| 286 int quad_location() const { return quad_location_; } | |
| 287 int edge_location() const { return -1; } | |
| 288 int vertex_tex_transform_location() const { | |
| 289 return vertex_tex_transform_location_; | |
| 290 } | |
| 291 | |
| 292 private: | |
| 293 int matrix_location_; | |
| 294 int quad_location_; | |
| 295 int vertex_tex_transform_location_; | |
| 296 | |
| 297 DISALLOW_COPY_AND_ASSIGN(VertexShaderTile); | |
| 298 }; | |
| 299 | |
| 300 class VertexShaderTileAA { | |
| 301 public: | |
| 302 VertexShaderTileAA(); | |
| 303 | |
| 304 void Init(gpu::gles2::GLES2Interface* context, | |
| 305 unsigned program, | |
| 306 int* base_uniform_index); | |
| 307 std::string GetShaderString() const; | |
| 308 static std::string GetShaderHead(); | |
| 309 static std::string GetShaderBody(); | |
| 310 | |
| 311 int matrix_location() const { return matrix_location_; } | |
| 312 int viewport_location() const { return viewport_location_; } | |
| 313 int quad_location() const { return quad_location_; } | |
| 314 int edge_location() const { return edge_location_; } | |
| 315 int vertex_tex_transform_location() const { | |
| 316 return vertex_tex_transform_location_; | |
| 317 } | |
| 318 | |
| 319 private: | |
| 320 int matrix_location_; | |
| 321 int viewport_location_; | |
| 322 int quad_location_; | |
| 323 int edge_location_; | |
| 324 int vertex_tex_transform_location_; | |
| 325 | |
| 326 DISALLOW_COPY_AND_ASSIGN(VertexShaderTileAA); | |
| 327 }; | |
| 328 | |
| 329 class VertexShaderVideoTransform { | |
| 330 public: | |
| 331 VertexShaderVideoTransform(); | |
| 332 | |
| 333 void Init(gpu::gles2::GLES2Interface* context, | |
| 334 unsigned program, | |
| 335 int* base_uniform_index); | |
| 336 std::string GetShaderString() const; | |
| 337 static std::string GetShaderHead(); | |
| 338 static std::string GetShaderBody(); | |
| 339 | |
| 340 int matrix_location() const { return matrix_location_; } | |
| 341 int tex_matrix_location() const { return tex_matrix_location_; } | |
| 342 | |
| 343 private: | |
| 344 int matrix_location_; | |
| 345 int tex_matrix_location_; | |
| 346 | |
| 347 DISALLOW_COPY_AND_ASSIGN(VertexShaderVideoTransform); | |
| 348 }; | |
| 349 | |
| 350 class FragmentTexBlendMode { | |
| 351 public: | |
| 352 int backdrop_location() const { return backdrop_location_; } | |
| 353 int original_backdrop_location() const { return original_backdrop_location_; } | |
| 354 int backdrop_rect_location() const { return backdrop_rect_location_; } | |
| 355 | |
| 356 BlendMode blend_mode() const { return blend_mode_; } | |
| 357 void set_blend_mode(BlendMode blend_mode) { blend_mode_ = blend_mode; } | |
| 358 bool has_blend_mode() const { return blend_mode_ != BLEND_MODE_NONE; } | |
| 359 void set_mask_for_background(bool mask_for_background) { | |
| 360 mask_for_background_ = mask_for_background; | |
| 361 } | |
| 362 bool mask_for_background() const { return mask_for_background_; } | |
| 363 | |
| 364 protected: | |
| 365 FragmentTexBlendMode(); | |
| 366 | |
| 367 std::string SetBlendModeFunctions(std::string shader_string) const; | |
| 368 | |
| 369 int backdrop_location_; | |
| 370 int original_backdrop_location_; | |
| 371 int backdrop_rect_location_; | |
| 372 | |
| 373 private: | |
| 374 BlendMode blend_mode_; | |
| 375 bool mask_for_background_; | |
| 376 | |
| 377 std::string GetHelperFunctions() const; | |
| 378 std::string GetBlendFunction() const; | |
| 379 std::string GetBlendFunctionBodyForRGB() const; | |
| 380 }; | |
| 381 | |
| 382 class FragmentTexAlphaBinding : public FragmentTexBlendMode { | |
| 383 public: | |
| 384 FragmentTexAlphaBinding(); | |
| 385 | |
| 386 void Init(gpu::gles2::GLES2Interface* context, | |
| 387 unsigned program, | |
| 388 int* base_uniform_index); | |
| 389 int alpha_location() const { return alpha_location_; } | |
| 390 int fragment_tex_transform_location() const { return -1; } | |
| 391 int sampler_location() const { return sampler_location_; } | |
| 392 | |
| 393 private: | |
| 394 int sampler_location_; | |
| 395 int alpha_location_; | |
| 396 | |
| 397 DISALLOW_COPY_AND_ASSIGN(FragmentTexAlphaBinding); | |
| 398 }; | |
| 399 | |
| 400 class FragmentTexColorMatrixAlphaBinding : public FragmentTexBlendMode { | |
| 401 public: | |
| 402 FragmentTexColorMatrixAlphaBinding(); | |
| 403 | |
| 404 void Init(gpu::gles2::GLES2Interface* context, | |
| 405 unsigned program, | |
| 406 int* base_uniform_index); | |
| 407 int alpha_location() const { return alpha_location_; } | |
| 408 int color_matrix_location() const { return color_matrix_location_; } | |
| 409 int color_offset_location() const { return color_offset_location_; } | |
| 410 int fragment_tex_transform_location() const { return -1; } | |
| 411 int sampler_location() const { return sampler_location_; } | |
| 412 | |
| 413 private: | |
| 414 int sampler_location_; | |
| 415 int alpha_location_; | |
| 416 int color_matrix_location_; | |
| 417 int color_offset_location_; | |
| 418 }; | |
| 419 | |
| 420 class FragmentTexOpaqueBinding : public FragmentTexBlendMode { | |
| 421 public: | |
| 422 FragmentTexOpaqueBinding(); | |
| 423 | |
| 424 void Init(gpu::gles2::GLES2Interface* context, | |
| 425 unsigned program, | |
| 426 int* base_uniform_index); | |
| 427 int alpha_location() const { return -1; } | |
| 428 int fragment_tex_transform_location() const { return -1; } | |
| 429 int background_color_location() const { return -1; } | |
| 430 int sampler_location() const { return sampler_location_; } | |
| 431 | |
| 432 private: | |
| 433 int sampler_location_; | |
| 434 | |
| 435 DISALLOW_COPY_AND_ASSIGN(FragmentTexOpaqueBinding); | |
| 436 }; | |
| 437 | |
| 438 class FragmentTexBackgroundBinding : public FragmentTexBlendMode { | |
| 439 public: | |
| 440 FragmentTexBackgroundBinding(); | |
| 441 | |
| 442 void Init(gpu::gles2::GLES2Interface* context, | |
| 443 unsigned program, | |
| 444 int* base_uniform_index); | |
| 445 int background_color_location() const { return background_color_location_; } | |
| 446 int sampler_location() const { return sampler_location_; } | |
| 447 | |
| 448 private: | |
| 449 int background_color_location_; | |
| 450 int sampler_location_; | |
| 451 | |
| 452 DISALLOW_COPY_AND_ASSIGN(FragmentTexBackgroundBinding); | |
| 453 }; | |
| 454 | |
| 455 class FragmentShaderRGBATexVaryingAlpha : public FragmentTexOpaqueBinding { | |
| 456 public: | |
| 457 std::string GetShaderString( | |
| 458 TexCoordPrecision precision, SamplerType sampler) const; | |
| 459 static std::string GetShaderHead(); | |
| 460 static std::string GetShaderBody(); | |
| 461 }; | |
| 462 | |
| 463 class FragmentShaderRGBATexPremultiplyAlpha : public FragmentTexOpaqueBinding { | |
| 464 public: | |
| 465 std::string GetShaderString( | |
| 466 TexCoordPrecision precision, SamplerType sampler) const; | |
| 467 static std::string GetShaderHead(); | |
| 468 static std::string GetShaderBody(); | |
| 469 }; | |
| 470 | |
| 471 class FragmentShaderTexBackgroundVaryingAlpha | |
| 472 : public FragmentTexBackgroundBinding { | |
| 473 public: | |
| 474 std::string GetShaderString( | |
| 475 TexCoordPrecision precision, SamplerType sampler) const; | |
| 476 static std::string GetShaderHead(); | |
| 477 static std::string GetShaderBody(); | |
| 478 }; | |
| 479 | |
| 480 class FragmentShaderTexBackgroundPremultiplyAlpha | |
| 481 : public FragmentTexBackgroundBinding { | |
| 482 public: | |
| 483 std::string GetShaderString( | |
| 484 TexCoordPrecision precision, SamplerType sampler) const; | |
| 485 static std::string GetShaderHead(); | |
| 486 static std::string GetShaderBody(); | |
| 487 }; | |
| 488 | |
| 489 class FragmentShaderRGBATexAlpha : public FragmentTexAlphaBinding { | |
| 490 public: | |
| 491 std::string GetShaderString( | |
| 492 TexCoordPrecision precision, SamplerType sampler) const; | |
| 493 static std::string GetShaderHead(); | |
| 494 static std::string GetShaderBody(); | |
| 495 void FillLocations(ShaderLocations* locations) const; | |
| 496 }; | |
| 497 | |
| 498 class FragmentShaderRGBATexColorMatrixAlpha | |
| 499 : public FragmentTexColorMatrixAlphaBinding { | |
| 500 public: | |
| 501 std::string GetShaderString(TexCoordPrecision precision, | |
| 502 SamplerType sampler) const; | |
| 503 static std::string GetShaderHead(); | |
| 504 static std::string GetShaderBody(); | |
| 505 void FillLocations(ShaderLocations* locations) const; | |
| 506 }; | |
| 507 | |
| 508 class FragmentShaderRGBATexOpaque : public FragmentTexOpaqueBinding { | |
| 509 public: | |
| 510 std::string GetShaderString( | |
| 511 TexCoordPrecision precision, SamplerType sampler) const; | |
| 512 static std::string GetShaderHead(); | |
| 513 static std::string GetShaderBody(); | |
| 514 }; | |
| 515 | |
| 516 class FragmentShaderRGBATex : public FragmentTexOpaqueBinding { | |
| 517 public: | |
| 518 std::string GetShaderString( | |
| 519 TexCoordPrecision precision, SamplerType sampler) const; | |
| 520 static std::string GetShaderHead(); | |
| 521 static std::string GetShaderBody(); | |
| 522 }; | |
| 523 | |
| 524 // Swizzles the red and blue component of sampled texel with alpha. | |
| 525 class FragmentShaderRGBATexSwizzleAlpha : public FragmentTexAlphaBinding { | |
| 526 public: | |
| 527 std::string GetShaderString( | |
| 528 TexCoordPrecision precision, SamplerType sampler) const; | |
| 529 static std::string GetShaderHead(); | |
| 530 static std::string GetShaderBody(); | |
| 531 }; | |
| 532 | |
| 533 // Swizzles the red and blue component of sampled texel without alpha. | |
| 534 class FragmentShaderRGBATexSwizzleOpaque : public FragmentTexOpaqueBinding { | |
| 535 public: | |
| 536 std::string GetShaderString( | |
| 537 TexCoordPrecision precision, SamplerType sampler) const; | |
| 538 static std::string GetShaderHead(); | |
| 539 static std::string GetShaderBody(); | |
| 540 }; | |
| 541 | |
| 542 class FragmentShaderRGBATexAlphaAA : public FragmentTexBlendMode { | |
| 543 public: | |
| 544 FragmentShaderRGBATexAlphaAA(); | |
| 545 | |
| 546 void Init(gpu::gles2::GLES2Interface* context, | |
| 547 unsigned program, | |
| 548 int* base_uniform_index); | |
| 549 std::string GetShaderString( | |
| 550 TexCoordPrecision precision, SamplerType sampler) const; | |
| 551 static std::string GetShaderHead(); | |
| 552 static std::string GetShaderBody(); | |
| 553 void FillLocations(ShaderLocations* locations) const; | |
| 554 | |
| 555 int alpha_location() const { return alpha_location_; } | |
| 556 int sampler_location() const { return sampler_location_; } | |
| 557 | |
| 558 private: | |
| 559 int sampler_location_; | |
| 560 int alpha_location_; | |
| 561 | |
| 562 DISALLOW_COPY_AND_ASSIGN(FragmentShaderRGBATexAlphaAA); | |
| 563 }; | |
| 564 | |
| 565 class FragmentTexClampAlphaAABinding : public FragmentTexBlendMode { | |
| 566 public: | |
| 567 FragmentTexClampAlphaAABinding(); | |
| 568 | |
| 569 void Init(gpu::gles2::GLES2Interface* context, | |
| 570 unsigned program, | |
| 571 int* base_uniform_index); | |
| 572 int alpha_location() const { return alpha_location_; } | |
| 573 int sampler_location() const { return sampler_location_; } | |
| 574 int fragment_tex_transform_location() const { | |
| 575 return fragment_tex_transform_location_; | |
| 576 } | |
| 577 | |
| 578 private: | |
| 579 int sampler_location_; | |
| 580 int alpha_location_; | |
| 581 int fragment_tex_transform_location_; | |
| 582 | |
| 583 DISALLOW_COPY_AND_ASSIGN(FragmentTexClampAlphaAABinding); | |
| 584 }; | |
| 585 | |
| 586 class FragmentShaderRGBATexClampAlphaAA | |
| 587 : public FragmentTexClampAlphaAABinding { | |
| 588 public: | |
| 589 std::string GetShaderString( | |
| 590 TexCoordPrecision precision, SamplerType sampler) const; | |
| 591 static std::string GetShaderHead(); | |
| 592 static std::string GetShaderBody(); | |
| 593 }; | |
| 594 | |
| 595 // Swizzles the red and blue component of sampled texel. | |
| 596 class FragmentShaderRGBATexClampSwizzleAlphaAA | |
| 597 : public FragmentTexClampAlphaAABinding { | |
| 598 public: | |
| 599 std::string GetShaderString( | |
| 600 TexCoordPrecision precision, SamplerType sampler) const; | |
| 601 static std::string GetShaderHead(); | |
| 602 static std::string GetShaderBody(); | |
| 603 }; | |
| 604 | |
| 605 class FragmentShaderRGBATexAlphaMask : public FragmentTexBlendMode { | |
| 606 public: | |
| 607 FragmentShaderRGBATexAlphaMask(); | |
| 608 std::string GetShaderString( | |
| 609 TexCoordPrecision precision, SamplerType sampler) const; | |
| 610 static std::string GetShaderHead(); | |
| 611 static std::string GetShaderBody(); | |
| 612 void FillLocations(ShaderLocations* locations) const; | |
| 613 void Init(gpu::gles2::GLES2Interface* context, | |
| 614 unsigned program, | |
| 615 int* base_uniform_index); | |
| 616 int alpha_location() const { return alpha_location_; } | |
| 617 int sampler_location() const { return sampler_location_; } | |
| 618 int mask_sampler_location() const { return mask_sampler_location_; } | |
| 619 int mask_tex_coord_scale_location() const { | |
| 620 return mask_tex_coord_scale_location_; | |
| 621 } | |
| 622 int mask_tex_coord_offset_location() const { | |
| 623 return mask_tex_coord_offset_location_; | |
| 624 } | |
| 625 | |
| 626 private: | |
| 627 int sampler_location_; | |
| 628 int mask_sampler_location_; | |
| 629 int alpha_location_; | |
| 630 int mask_tex_coord_scale_location_; | |
| 631 int mask_tex_coord_offset_location_; | |
| 632 | |
| 633 DISALLOW_COPY_AND_ASSIGN(FragmentShaderRGBATexAlphaMask); | |
| 634 }; | |
| 635 | |
| 636 class FragmentShaderRGBATexAlphaMaskAA : public FragmentTexBlendMode { | |
| 637 public: | |
| 638 FragmentShaderRGBATexAlphaMaskAA(); | |
| 639 std::string GetShaderString( | |
| 640 TexCoordPrecision precision, SamplerType sampler) const; | |
| 641 static std::string GetShaderHead(); | |
| 642 static std::string GetShaderBody(); | |
| 643 void FillLocations(ShaderLocations* locations) const; | |
| 644 void Init(gpu::gles2::GLES2Interface* context, | |
| 645 unsigned program, | |
| 646 int* base_uniform_index); | |
| 647 int alpha_location() const { return alpha_location_; } | |
| 648 int sampler_location() const { return sampler_location_; } | |
| 649 int mask_sampler_location() const { return mask_sampler_location_; } | |
| 650 int mask_tex_coord_scale_location() const { | |
| 651 return mask_tex_coord_scale_location_; | |
| 652 } | |
| 653 int mask_tex_coord_offset_location() const { | |
| 654 return mask_tex_coord_offset_location_; | |
| 655 } | |
| 656 | |
| 657 private: | |
| 658 int sampler_location_; | |
| 659 int mask_sampler_location_; | |
| 660 int alpha_location_; | |
| 661 int mask_tex_coord_scale_location_; | |
| 662 int mask_tex_coord_offset_location_; | |
| 663 | |
| 664 DISALLOW_COPY_AND_ASSIGN(FragmentShaderRGBATexAlphaMaskAA); | |
| 665 }; | |
| 666 | |
| 667 class FragmentShaderRGBATexAlphaMaskColorMatrixAA | |
| 668 : public FragmentTexBlendMode { | |
| 669 public: | |
| 670 FragmentShaderRGBATexAlphaMaskColorMatrixAA(); | |
| 671 std::string GetShaderString( | |
| 672 TexCoordPrecision precision, SamplerType sampler) const; | |
| 673 static std::string GetShaderHead(); | |
| 674 static std::string GetShaderBody(); | |
| 675 void FillLocations(ShaderLocations* locations) const; | |
| 676 void Init(gpu::gles2::GLES2Interface* context, | |
| 677 unsigned program, | |
| 678 int* base_uniform_index); | |
| 679 int alpha_location() const { return alpha_location_; } | |
| 680 int sampler_location() const { return sampler_location_; } | |
| 681 int mask_sampler_location() const { return mask_sampler_location_; } | |
| 682 int mask_tex_coord_scale_location() const { | |
| 683 return mask_tex_coord_scale_location_; | |
| 684 } | |
| 685 int mask_tex_coord_offset_location() const { | |
| 686 return mask_tex_coord_offset_location_; | |
| 687 } | |
| 688 int color_matrix_location() const { return color_matrix_location_; } | |
| 689 int color_offset_location() const { return color_offset_location_; } | |
| 690 | |
| 691 private: | |
| 692 int sampler_location_; | |
| 693 int mask_sampler_location_; | |
| 694 int alpha_location_; | |
| 695 int mask_tex_coord_scale_location_; | |
| 696 int mask_tex_coord_offset_location_; | |
| 697 int color_matrix_location_; | |
| 698 int color_offset_location_; | |
| 699 }; | |
| 700 | |
| 701 class FragmentShaderRGBATexAlphaColorMatrixAA : public FragmentTexBlendMode { | |
| 702 public: | |
| 703 FragmentShaderRGBATexAlphaColorMatrixAA(); | |
| 704 std::string GetShaderString( | |
| 705 TexCoordPrecision precision, SamplerType sampler) const; | |
| 706 static std::string GetShaderHead(); | |
| 707 static std::string GetShaderBody(); | |
| 708 void FillLocations(ShaderLocations* locations) const; | |
| 709 void Init(gpu::gles2::GLES2Interface* context, | |
| 710 unsigned program, | |
| 711 int* base_uniform_index); | |
| 712 int alpha_location() const { return alpha_location_; } | |
| 713 int sampler_location() const { return sampler_location_; } | |
| 714 int color_matrix_location() const { return color_matrix_location_; } | |
| 715 int color_offset_location() const { return color_offset_location_; } | |
| 716 | |
| 717 private: | |
| 718 int sampler_location_; | |
| 719 int alpha_location_; | |
| 720 int color_matrix_location_; | |
| 721 int color_offset_location_; | |
| 722 }; | |
| 723 | |
| 724 class FragmentShaderRGBATexAlphaMaskColorMatrix : public FragmentTexBlendMode { | |
| 725 public: | |
| 726 FragmentShaderRGBATexAlphaMaskColorMatrix(); | |
| 727 std::string GetShaderString( | |
| 728 TexCoordPrecision precision, SamplerType sampler) const; | |
| 729 static std::string GetShaderHead(); | |
| 730 static std::string GetShaderBody(); | |
| 731 void FillLocations(ShaderLocations* locations) const; | |
| 732 void Init(gpu::gles2::GLES2Interface* context, | |
| 733 unsigned program, | |
| 734 int* base_uniform_index); | |
| 735 int alpha_location() const { return alpha_location_; } | |
| 736 int sampler_location() const { return sampler_location_; } | |
| 737 int mask_sampler_location() const { return mask_sampler_location_; } | |
| 738 int mask_tex_coord_scale_location() const { | |
| 739 return mask_tex_coord_scale_location_; | |
| 740 } | |
| 741 int mask_tex_coord_offset_location() const { | |
| 742 return mask_tex_coord_offset_location_; | |
| 743 } | |
| 744 int color_matrix_location() const { return color_matrix_location_; } | |
| 745 int color_offset_location() const { return color_offset_location_; } | |
| 746 | |
| 747 private: | |
| 748 int sampler_location_; | |
| 749 int mask_sampler_location_; | |
| 750 int alpha_location_; | |
| 751 int mask_tex_coord_scale_location_; | |
| 752 int mask_tex_coord_offset_location_; | |
| 753 int color_matrix_location_; | |
| 754 int color_offset_location_; | |
| 755 }; | |
| 756 | |
| 757 class FragmentShaderYUVVideo : public FragmentTexBlendMode { | |
| 758 public: | |
| 759 FragmentShaderYUVVideo(); | |
| 760 std::string GetShaderString( | |
| 761 TexCoordPrecision precision, SamplerType sampler) const; | |
| 762 static std::string GetShaderHead(); | |
| 763 static std::string GetShaderBody(); | |
| 764 | |
| 765 void Init(gpu::gles2::GLES2Interface* context, | |
| 766 unsigned program, | |
| 767 int* base_uniform_index); | |
| 768 int y_texture_location() const { return y_texture_location_; } | |
| 769 int u_texture_location() const { return u_texture_location_; } | |
| 770 int v_texture_location() const { return v_texture_location_; } | |
| 771 int alpha_location() const { return alpha_location_; } | |
| 772 int yuv_matrix_location() const { return yuv_matrix_location_; } | |
| 773 int yuv_adj_location() const { return yuv_adj_location_; } | |
| 774 int clamp_rect_location() const { return clamp_rect_location_; } | |
| 775 | |
| 776 private: | |
| 777 int y_texture_location_; | |
| 778 int u_texture_location_; | |
| 779 int v_texture_location_; | |
| 780 int alpha_location_; | |
| 781 int yuv_matrix_location_; | |
| 782 int yuv_adj_location_; | |
| 783 int clamp_rect_location_; | |
| 784 | |
| 785 DISALLOW_COPY_AND_ASSIGN(FragmentShaderYUVVideo); | |
| 786 }; | |
| 787 | |
| 788 class FragmentShaderYUVAVideo : public FragmentTexBlendMode { | |
| 789 public: | |
| 790 FragmentShaderYUVAVideo(); | |
| 791 std::string GetShaderString( | |
| 792 TexCoordPrecision precision, SamplerType sampler) const; | |
| 793 static std::string GetShaderHead(); | |
| 794 static std::string GetShaderBody(); | |
| 795 | |
| 796 void Init(gpu::gles2::GLES2Interface* context, | |
| 797 unsigned program, | |
| 798 int* base_uniform_index); | |
| 799 | |
| 800 int y_texture_location() const { return y_texture_location_; } | |
| 801 int u_texture_location() const { return u_texture_location_; } | |
| 802 int v_texture_location() const { return v_texture_location_; } | |
| 803 int a_texture_location() const { return a_texture_location_; } | |
| 804 int alpha_location() const { return alpha_location_; } | |
| 805 int yuv_matrix_location() const { return yuv_matrix_location_; } | |
| 806 int yuv_adj_location() const { return yuv_adj_location_; } | |
| 807 int clamp_rect_location() const { return clamp_rect_location_; } | |
| 808 | |
| 809 private: | |
| 810 int y_texture_location_; | |
| 811 int u_texture_location_; | |
| 812 int v_texture_location_; | |
| 813 int a_texture_location_; | |
| 814 int alpha_location_; | |
| 815 int yuv_matrix_location_; | |
| 816 int yuv_adj_location_; | |
| 817 int clamp_rect_location_; | |
| 818 | |
| 819 DISALLOW_COPY_AND_ASSIGN(FragmentShaderYUVAVideo); | |
| 820 }; | |
| 821 | |
| 822 class FragmentShaderColor : public FragmentTexBlendMode { | |
| 823 public: | |
| 824 FragmentShaderColor(); | |
| 825 std::string GetShaderString( | |
| 826 TexCoordPrecision precision, SamplerType sampler) const; | |
| 827 static std::string GetShaderHead(); | |
| 828 static std::string GetShaderBody(); | |
| 829 | |
| 830 void Init(gpu::gles2::GLES2Interface* context, | |
| 831 unsigned program, | |
| 832 int* base_uniform_index); | |
| 833 int color_location() const { return color_location_; } | |
| 834 | |
| 835 private: | |
| 836 int color_location_; | |
| 837 | |
| 838 DISALLOW_COPY_AND_ASSIGN(FragmentShaderColor); | |
| 839 }; | |
| 840 | |
| 841 class FragmentShaderColorAA : public FragmentTexBlendMode { | |
| 842 public: | |
| 843 FragmentShaderColorAA(); | |
| 844 std::string GetShaderString( | |
| 845 TexCoordPrecision precision, SamplerType sampler) const; | |
| 846 static std::string GetShaderHead(); | |
| 847 static std::string GetShaderBody(); | |
| 848 | |
| 849 void Init(gpu::gles2::GLES2Interface* context, | |
| 850 unsigned program, | |
| 851 int* base_uniform_index); | |
| 852 int color_location() const { return color_location_; } | |
| 853 | |
| 854 private: | |
| 855 int color_location_; | |
| 856 | |
| 857 DISALLOW_COPY_AND_ASSIGN(FragmentShaderColorAA); | |
| 858 }; | |
| 859 | |
| 860 class FragmentShaderCheckerboard : public FragmentTexBlendMode { | |
| 861 public: | |
| 862 FragmentShaderCheckerboard(); | |
| 863 std::string GetShaderString( | |
| 864 TexCoordPrecision precision, SamplerType sampler) const; | |
| 865 static std::string GetShaderHead(); | |
| 866 static std::string GetShaderBody(); | |
| 867 | |
| 868 void Init(gpu::gles2::GLES2Interface* context, | |
| 869 unsigned program, | |
| 870 int* base_uniform_index); | |
| 871 int alpha_location() const { return alpha_location_; } | |
| 872 int tex_transform_location() const { return tex_transform_location_; } | |
| 873 int frequency_location() const { return frequency_location_; } | |
| 874 int color_location() const { return color_location_; } | |
| 875 | |
| 876 private: | |
| 877 int alpha_location_; | |
| 878 int tex_transform_location_; | |
| 879 int frequency_location_; | |
| 880 int color_location_; | |
| 881 | |
| 882 DISALLOW_COPY_AND_ASSIGN(FragmentShaderCheckerboard); | |
| 883 }; | |
| 884 | |
| 885 } // namespace cc | |
| 886 | |
| 887 #endif // CC_OUTPUT_SHADER_H_ | |
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