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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 #include "gl/builders/GrGLProgramBuilder.h" | 8 #include "gl/builders/GrGLProgramBuilder.h" |
9 #include "GrConvolutionEffect.h" | 9 #include "GrConvolutionEffect.h" |
10 #include "gl/GrGLProcessor.h" | 10 #include "gl/GrGLProcessor.h" |
11 #include "gl/GrGLSL.h" | 11 #include "gl/GrGLSL.h" |
12 #include "gl/GrGLTexture.h" | 12 #include "gl/GrGLTexture.h" |
13 #include "GrTBackendProcessorFactory.h" | 13 #include "GrTBackendProcessorFactory.h" |
14 | 14 |
15 // For brevity | 15 // For brevity |
16 typedef GrGLProgramDataManager::UniformHandle UniformHandle; | 16 typedef GrGLProgramDataManager::UniformHandle UniformHandle; |
17 | 17 |
18 class GrGLConvolutionEffect : public GrGLFragmentProcessor { | 18 class GrGLConvolutionEffect : public GrGLFragmentProcessor { |
19 public: | 19 public: |
20 GrGLConvolutionEffect(const GrBackendProcessorFactory&, const GrProcessor&); | 20 GrGLConvolutionEffect(const GrBackendProcessorFactory&, const GrProcessor&); |
21 | 21 |
22 virtual void emitCode(GrGLFPBuilder*, | 22 virtual void emitCode(GrGLFPBuilder*, |
23 const GrFragmentProcessor&, | 23 const GrFragmentProcessor&, |
24 const GrProcessorKey&, | |
25 const char* outputColor, | 24 const char* outputColor, |
26 const char* inputColor, | 25 const char* inputColor, |
27 const TransformedCoordsArray&, | 26 const TransformedCoordsArray&, |
28 const TextureSamplerArray&) SK_OVERRIDE; | 27 const TextureSamplerArray&) SK_OVERRIDE; |
29 | 28 |
30 virtual void setData(const GrGLProgramDataManager& pdman, const GrProcessor&
) SK_OVERRIDE; | 29 virtual void setData(const GrGLProgramDataManager& pdman, const GrProcessor&
) SK_OVERRIDE; |
31 | 30 |
32 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder*); | 31 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder*); |
33 | 32 |
34 private: | 33 private: |
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50 const GrProcessor& processor) | 49 const GrProcessor& processor) |
51 : INHERITED(factory) { | 50 : INHERITED(factory) { |
52 const GrConvolutionEffect& c = processor.cast<GrConvolutionEffect>(); | 51 const GrConvolutionEffect& c = processor.cast<GrConvolutionEffect>(); |
53 fRadius = c.radius(); | 52 fRadius = c.radius(); |
54 fUseBounds = c.useBounds(); | 53 fUseBounds = c.useBounds(); |
55 fDirection = c.direction(); | 54 fDirection = c.direction(); |
56 } | 55 } |
57 | 56 |
58 void GrGLConvolutionEffect::emitCode(GrGLFPBuilder* builder, | 57 void GrGLConvolutionEffect::emitCode(GrGLFPBuilder* builder, |
59 const GrFragmentProcessor&, | 58 const GrFragmentProcessor&, |
60 const GrProcessorKey& key, | |
61 const char* outputColor, | 59 const char* outputColor, |
62 const char* inputColor, | 60 const char* inputColor, |
63 const TransformedCoordsArray& coords, | 61 const TransformedCoordsArray& coords, |
64 const TextureSamplerArray& samplers) { | 62 const TextureSamplerArray& samplers) { |
65 fImageIncrementUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visib
ility, | 63 fImageIncrementUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visib
ility, |
66 kVec2f_GrSLType, "ImageIncrement"); | 64 kVec2f_GrSLType, "ImageIncrement"); |
67 if (this->useBounds()) { | 65 if (this->useBounds()) { |
68 fBoundsUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibilit
y, | 66 fBoundsUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visibilit
y, |
69 kVec2f_GrSLType, "Bounds"); | 67 kVec2f_GrSLType, "Bounds"); |
70 } | 68 } |
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231 } | 229 } |
232 | 230 |
233 bool useBounds = random->nextBool(); | 231 bool useBounds = random->nextBool(); |
234 return GrConvolutionEffect::Create(textures[texIdx], | 232 return GrConvolutionEffect::Create(textures[texIdx], |
235 dir, | 233 dir, |
236 radius, | 234 radius, |
237 kernel, | 235 kernel, |
238 useBounds, | 236 useBounds, |
239 bounds); | 237 bounds); |
240 } | 238 } |
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