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| 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 "GrBicubicEffect.h" | 8 #include "GrBicubicEffect.h" |
| 9 #include "GrInvariantOutput.h" | 9 #include "GrInvariantOutput.h" |
| 10 #include "gl/builders/GrGLProgramBuilder.h" | 10 #include "gl/builders/GrGLProgramBuilder.h" |
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| 21 | 21 |
| 22 class GrGLBicubicEffect : public GrGLFragmentProcessor { | 22 class GrGLBicubicEffect : public GrGLFragmentProcessor { |
| 23 public: | 23 public: |
| 24 GrGLBicubicEffect(const GrProcessor&); | 24 GrGLBicubicEffect(const GrProcessor&); |
| 25 | 25 |
| 26 virtual void emitCode(GrGLFPBuilder*, | 26 virtual void emitCode(GrGLFPBuilder*, |
| 27 const GrFragmentProcessor&, | 27 const GrFragmentProcessor&, |
| 28 const char* outputColor, | 28 const char* outputColor, |
| 29 const char* inputColor, | 29 const char* inputColor, |
| 30 const TransformedCoordsArray&, | 30 const TransformedCoordsArray&, |
| 31 const TextureSamplerArray&) SK_OVERRIDE; | 31 const TextureSamplerArray&) override; |
| 32 | 32 |
| 33 void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_OVERRIDE; | 33 void setData(const GrGLProgramDataManager&, const GrProcessor&) override; |
| 34 | 34 |
| 35 static inline void GenKey(const GrProcessor& effect, const GrGLCaps&, | 35 static inline void GenKey(const GrProcessor& effect, const GrGLCaps&, |
| 36 GrProcessorKeyBuilder* b) { | 36 GrProcessorKeyBuilder* b) { |
| 37 const GrTextureDomain& domain = effect.cast<GrBicubicEffect>().domain(); | 37 const GrTextureDomain& domain = effect.cast<GrBicubicEffect>().domain(); |
| 38 b->add32(GrTextureDomain::GLDomain::DomainKey(domain)); | 38 b->add32(GrTextureDomain::GLDomain::DomainKey(domain)); |
| 39 } | 39 } |
| 40 | 40 |
| 41 private: | 41 private: |
| 42 typedef GrGLProgramDataManager::UniformHandle UniformHandle; | 42 typedef GrGLProgramDataManager::UniformHandle UniformHandle; |
| 43 | 43 |
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| 218 // Use bilerp to handle rotation or fractional translation. | 218 // Use bilerp to handle rotation or fractional translation. |
| 219 *filterMode = GrTextureParams::kBilerp_FilterMode; | 219 *filterMode = GrTextureParams::kBilerp_FilterMode; |
| 220 } | 220 } |
| 221 return false; | 221 return false; |
| 222 } | 222 } |
| 223 // When we use the bicubic filtering effect each sample is read from the tex
ture using | 223 // When we use the bicubic filtering effect each sample is read from the tex
ture using |
| 224 // nearest neighbor sampling. | 224 // nearest neighbor sampling. |
| 225 *filterMode = GrTextureParams::kNone_FilterMode; | 225 *filterMode = GrTextureParams::kNone_FilterMode; |
| 226 return true; | 226 return true; |
| 227 } | 227 } |
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