| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 #include "gl/builders/GrGLProgramBuilder.h" | |
| 9 #include "GrYUVtoRGBEffect.h" | 8 #include "GrYUVtoRGBEffect.h" |
| 10 | 9 |
| 11 #include "GrCoordTransform.h" | 10 #include "GrCoordTransform.h" |
| 12 #include "GrInvariantOutput.h" | 11 #include "GrInvariantOutput.h" |
| 13 #include "GrProcessor.h" | 12 #include "GrProcessor.h" |
| 14 #include "gl/GrGLProcessor.h" | 13 #include "gl/GrGLProcessor.h" |
| 15 #include "GrTBackendProcessorFactory.h" | 14 #include "gl/builders/GrGLProgramBuilder.h" |
| 16 | 15 |
| 17 namespace { | 16 namespace { |
| 18 | 17 |
| 19 class YUVtoRGBEffect : public GrFragmentProcessor { | 18 class YUVtoRGBEffect : public GrFragmentProcessor { |
| 20 public: | 19 public: |
| 21 static GrFragmentProcessor* Create(GrTexture* yTexture, GrTexture* uTexture, | 20 static GrFragmentProcessor* Create(GrTexture* yTexture, GrTexture* uTexture, |
| 22 GrTexture* vTexture, SkYUVColorSpace colo
rSpace) { | 21 GrTexture* vTexture, SkYUVColorSpace colo
rSpace) { |
| 23 return SkNEW_ARGS(YUVtoRGBEffect, (yTexture, uTexture, vTexture, colorSp
ace)); | 22 return SkNEW_ARGS(YUVtoRGBEffect, (yTexture, uTexture, vTexture, colorSp
ace)); |
| 24 } | 23 } |
| 25 | 24 |
| 26 static const char* Name() { return "YUV to RGB"; } | 25 virtual const char* name() const SK_OVERRIDE { return "YUV to RGB"; } |
| 27 | |
| 28 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE { | |
| 29 return GrTBackendFragmentProcessorFactory<YUVtoRGBEffect>::getInstance()
; | |
| 30 } | |
| 31 | 26 |
| 32 SkYUVColorSpace getColorSpace() const { | 27 SkYUVColorSpace getColorSpace() const { |
| 33 return fColorSpace; | 28 return fColorSpace; |
| 34 } | 29 } |
| 35 | 30 |
| 36 class GLProcessor : public GrGLFragmentProcessor { | 31 class GLProcessor : public GrGLFragmentProcessor { |
| 37 public: | 32 public: |
| 38 static const GrGLfloat kJPEGConversionMatrix[16]; | 33 static const GrGLfloat kJPEGConversionMatrix[16]; |
| 39 static const GrGLfloat kRec601ConversionMatrix[16]; | 34 static const GrGLfloat kRec601ConversionMatrix[16]; |
| 40 | 35 |
| 41 // this class always generates the same code. | 36 // this class always generates the same code. |
| 42 static void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKeyBu
ilder*) {} | 37 static void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKeyBu
ilder*) {} |
| 43 | 38 |
| 44 GLProcessor(const GrBackendProcessorFactory& factory, | 39 GLProcessor(const GrProcessor&) {} |
| 45 const GrProcessor&) | |
| 46 : INHERITED(factory) { | |
| 47 } | |
| 48 | 40 |
| 49 virtual void emitCode(GrGLFPBuilder* builder, | 41 virtual void emitCode(GrGLFPBuilder* builder, |
| 50 const GrFragmentProcessor&, | 42 const GrFragmentProcessor&, |
| 51 const char* outputColor, | 43 const char* outputColor, |
| 52 const char* inputColor, | 44 const char* inputColor, |
| 53 const TransformedCoordsArray& coords, | 45 const TransformedCoordsArray& coords, |
| 54 const TextureSamplerArray& samplers) SK_OVERRIDE { | 46 const TextureSamplerArray& samplers) SK_OVERRIDE { |
| 55 GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder
(); | 47 GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder
(); |
| 56 | 48 |
| 57 const char* yuvMatrix = NULL; | 49 const char* yuvMatrix = NULL; |
| (...skipping 21 matching lines...) Expand all Loading... |
| 79 break; | 71 break; |
| 80 } | 72 } |
| 81 } | 73 } |
| 82 | 74 |
| 83 private: | 75 private: |
| 84 GrGLProgramDataManager::UniformHandle fMatrixUni; | 76 GrGLProgramDataManager::UniformHandle fMatrixUni; |
| 85 | 77 |
| 86 typedef GrGLFragmentProcessor INHERITED; | 78 typedef GrGLFragmentProcessor INHERITED; |
| 87 }; | 79 }; |
| 88 | 80 |
| 81 virtual void getGLProcessorKey(const GrGLCaps& caps, |
| 82 GrProcessorKeyBuilder* b) const SK_OVERRIDE { |
| 83 GLProcessor::GenKey(*this, caps, b); |
| 84 } |
| 85 |
| 86 virtual GrGLFragmentProcessor* createGLInstance() const SK_OVERRIDE { |
| 87 return SkNEW_ARGS(GLProcessor, (*this)); |
| 88 } |
| 89 |
| 89 private: | 90 private: |
| 90 YUVtoRGBEffect(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vTexture
, | 91 YUVtoRGBEffect(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vTexture
, |
| 91 SkYUVColorSpace colorSpace) | 92 SkYUVColorSpace colorSpace) |
| 92 : fCoordTransform(kLocal_GrCoordSet, GrCoordTransform::MakeDivByTextureWHMa
trix(yTexture), | 93 : fCoordTransform(kLocal_GrCoordSet, GrCoordTransform::MakeDivByTextureWHMa
trix(yTexture), |
| 93 yTexture) | 94 yTexture) |
| 94 , fYAccess(yTexture) | 95 , fYAccess(yTexture) |
| 95 , fUAccess(uTexture) | 96 , fUAccess(uTexture) |
| 96 , fVAccess(vTexture) | 97 , fVAccess(vTexture) |
| 97 , fColorSpace(colorSpace) { | 98 , fColorSpace(colorSpace) { |
| 99 this->initClassID<YUVtoRGBEffect>(); |
| 98 this->addCoordTransform(&fCoordTransform); | 100 this->addCoordTransform(&fCoordTransform); |
| 99 this->addTextureAccess(&fYAccess); | 101 this->addTextureAccess(&fYAccess); |
| 100 this->addTextureAccess(&fUAccess); | 102 this->addTextureAccess(&fUAccess); |
| 101 this->addTextureAccess(&fVAccess); | 103 this->addTextureAccess(&fVAccess); |
| 102 } | 104 } |
| 103 | 105 |
| 104 virtual bool onIsEqual(const GrFragmentProcessor& sBase) const { | 106 virtual bool onIsEqual(const GrFragmentProcessor& sBase) const { |
| 105 const YUVtoRGBEffect& s = sBase.cast<YUVtoRGBEffect>(); | 107 const YUVtoRGBEffect& s = sBase.cast<YUVtoRGBEffect>(); |
| 106 return fColorSpace == s.getColorSpace(); | 108 return fColorSpace == s.getColorSpace(); |
| 107 } | 109 } |
| (...skipping 25 matching lines...) Expand all Loading... |
| 133 0.0f, 0.0f, 0.0f, 1.0}; | 135 0.0f, 0.0f, 0.0f, 1.0}; |
| 134 } | 136 } |
| 135 | 137 |
| 136 ////////////////////////////////////////////////////////////////////////////// | 138 ////////////////////////////////////////////////////////////////////////////// |
| 137 | 139 |
| 138 GrFragmentProcessor* | 140 GrFragmentProcessor* |
| 139 GrYUVtoRGBEffect::Create(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vT
exture, | 141 GrYUVtoRGBEffect::Create(GrTexture* yTexture, GrTexture* uTexture, GrTexture* vT
exture, |
| 140 SkYUVColorSpace colorSpace) { | 142 SkYUVColorSpace colorSpace) { |
| 141 return YUVtoRGBEffect::Create(yTexture, uTexture, vTexture, colorSpace); | 143 return YUVtoRGBEffect::Create(yTexture, uTexture, vTexture, colorSpace); |
| 142 } | 144 } |
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