OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkGradientShaderPriv_DEFINED | 8 #ifndef SkGradientShaderPriv_DEFINED |
9 #define SkGradientShaderPriv_DEFINED | 9 #define SkGradientShaderPriv_DEFINED |
10 | 10 |
(...skipping 395 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
406 protected: | 406 protected: |
407 /** | 407 /** |
408 * Subclasses must call this. It will return a key for the part of the shade
r code controlled | 408 * Subclasses must call this. It will return a key for the part of the shade
r code controlled |
409 * by the base class. The subclasses must stick it in their key and then pas
s it to the below | 409 * by the base class. The subclasses must stick it in their key and then pas
s it to the below |
410 * emit* functions from their emitCode function. | 410 * emit* functions from their emitCode function. |
411 */ | 411 */ |
412 static uint32_t GenBaseGradientKey(const GrDrawEffect&); | 412 static uint32_t GenBaseGradientKey(const GrDrawEffect&); |
413 | 413 |
414 // Emits the uniform used as the y-coord to texture samples in derived class
es. Subclasses | 414 // Emits the uniform used as the y-coord to texture samples in derived class
es. Subclasses |
415 // should call this method from their emitCode(). | 415 // should call this method from their emitCode(). |
416 void emitUniforms(GrGLShaderBuilder* builder, uint32_t baseKey); | 416 void emitUniforms(GrGLProgramBuilder* builder, uint32_t baseKey); |
417 | 417 |
418 | 418 |
419 // emit code that gets a fragment's color from an expression for t; Has bran
ches for 3 separate | 419 // emit code that gets a fragment's color from an expression for t; Has bran
ches for 3 separate |
420 // control flows inside -- 2 color gradients, 3 color symmetric gradients (b
oth using | 420 // control flows inside -- 2 color gradients, 3 color symmetric gradients (b
oth using |
421 // native GLSL mix), and 4+ color gradients that use the traditional texture
lookup. | 421 // native GLSL mix), and 4+ color gradients that use the traditional texture
lookup. |
422 void emitColor(GrGLShaderBuilder* builder, | 422 void emitColor(GrGLProgramBuilder* builder, |
423 const char* gradientTValue, | 423 const char* gradientTValue, |
424 uint32_t baseKey, | 424 uint32_t baseKey, |
425 const char* outputColor, | 425 const char* outputColor, |
426 const char* inputColor, | 426 const char* inputColor, |
427 const TextureSamplerArray& samplers); | 427 const TextureSamplerArray& samplers); |
428 | 428 |
429 private: | 429 private: |
430 enum { | 430 enum { |
431 kPremulTypeKeyBitCnt = 1, | 431 kPremulTypeKeyBitCnt = 1, |
432 kPremulTypeMask = 1, | 432 kPremulTypeMask = 1, |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
464 GrGLProgramDataManager::UniformHandle fColorStartUni; | 464 GrGLProgramDataManager::UniformHandle fColorStartUni; |
465 GrGLProgramDataManager::UniformHandle fColorMidUni; | 465 GrGLProgramDataManager::UniformHandle fColorMidUni; |
466 GrGLProgramDataManager::UniformHandle fColorEndUni; | 466 GrGLProgramDataManager::UniformHandle fColorEndUni; |
467 | 467 |
468 typedef GrGLEffect INHERITED; | 468 typedef GrGLEffect INHERITED; |
469 }; | 469 }; |
470 | 470 |
471 #endif | 471 #endif |
472 | 472 |
473 #endif | 473 #endif |
OLD | NEW |