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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 "SkAlphaThresholdFilter.h" | 8 #include "SkAlphaThresholdFilter.h" |
9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
10 #include "SkDevice.h" | 10 #include "SkDevice.h" |
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94 GrCoordTransform::MakeDivByTextureWHMatrix(maskTex
ture), maskTexture, | 94 GrCoordTransform::MakeDivByTextureWHMatrix(maskTex
ture), maskTexture, |
95 GrTextureParams::kNone_FilterMode) | 95 GrTextureParams::kNone_FilterMode) |
96 , fMaskTextureAccess(maskTexture) { | 96 , fMaskTextureAccess(maskTexture) { |
97 this->initClassID<AlphaThresholdEffect>(); | 97 this->initClassID<AlphaThresholdEffect>(); |
98 this->addCoordTransform(&fImageCoordTransform); | 98 this->addCoordTransform(&fImageCoordTransform); |
99 this->addTextureAccess(&fImageTextureAccess); | 99 this->addTextureAccess(&fImageTextureAccess); |
100 this->addCoordTransform(&fMaskCoordTransform); | 100 this->addCoordTransform(&fMaskCoordTransform); |
101 this->addTextureAccess(&fMaskTextureAccess); | 101 this->addTextureAccess(&fMaskTextureAccess); |
102 } | 102 } |
103 | 103 |
104 GrGLSLFragmentProcessor* onCreateGLInstance() const override; | 104 GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; |
105 | 105 |
106 void onGetGLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const ov
erride; | 106 void onGetGLSLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const
override; |
107 | 107 |
108 bool onIsEqual(const GrFragmentProcessor&) const override; | 108 bool onIsEqual(const GrFragmentProcessor&) const override; |
109 | 109 |
110 void onComputeInvariantOutput(GrInvariantOutput* inout) const override; | 110 void onComputeInvariantOutput(GrInvariantOutput* inout) const override; |
111 | 111 |
112 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 112 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
113 | 113 |
114 float fInnerThreshold; | 114 float fInnerThreshold; |
115 float fOuterThreshold; | 115 float fOuterThreshold; |
116 GrCoordTransform fImageCoordTransform; | 116 GrCoordTransform fImageCoordTransform; |
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196 const GrFragmentProcessor* AlphaThresholdEffect::TestCreate(GrProcessorTestData*
d) { | 196 const GrFragmentProcessor* AlphaThresholdEffect::TestCreate(GrProcessorTestData*
d) { |
197 GrTexture* bmpTex = d->fTextures[GrProcessorUnitTest::kSkiaPMTextureIdx]; | 197 GrTexture* bmpTex = d->fTextures[GrProcessorUnitTest::kSkiaPMTextureIdx]; |
198 GrTexture* maskTex = d->fTextures[GrProcessorUnitTest::kAlphaTextureIdx]; | 198 GrTexture* maskTex = d->fTextures[GrProcessorUnitTest::kAlphaTextureIdx]; |
199 float innerThresh = d->fRandom->nextUScalar1(); | 199 float innerThresh = d->fRandom->nextUScalar1(); |
200 float outerThresh = d->fRandom->nextUScalar1(); | 200 float outerThresh = d->fRandom->nextUScalar1(); |
201 return AlphaThresholdEffect::Create(bmpTex, maskTex, innerThresh, outerThres
h); | 201 return AlphaThresholdEffect::Create(bmpTex, maskTex, innerThresh, outerThres
h); |
202 } | 202 } |
203 | 203 |
204 /////////////////////////////////////////////////////////////////////////////// | 204 /////////////////////////////////////////////////////////////////////////////// |
205 | 205 |
206 void AlphaThresholdEffect::onGetGLProcessorKey(const GrGLSLCaps& caps, | 206 void AlphaThresholdEffect::onGetGLSLProcessorKey(const GrGLSLCaps& caps, |
207 GrProcessorKeyBuilder* b) const { | 207 GrProcessorKeyBuilder* b) const
{ |
208 GrGLAlphaThresholdEffect::GenKey(*this, caps, b); | 208 GrGLAlphaThresholdEffect::GenKey(*this, caps, b); |
209 } | 209 } |
210 | 210 |
211 GrGLSLFragmentProcessor* AlphaThresholdEffect::onCreateGLInstance() const { | 211 GrGLSLFragmentProcessor* AlphaThresholdEffect::onCreateGLSLInstance() const { |
212 return new GrGLAlphaThresholdEffect(*this); | 212 return new GrGLAlphaThresholdEffect(*this); |
213 } | 213 } |
214 | 214 |
215 bool AlphaThresholdEffect::onIsEqual(const GrFragmentProcessor& sBase) const { | 215 bool AlphaThresholdEffect::onIsEqual(const GrFragmentProcessor& sBase) const { |
216 const AlphaThresholdEffect& s = sBase.cast<AlphaThresholdEffect>(); | 216 const AlphaThresholdEffect& s = sBase.cast<AlphaThresholdEffect>(); |
217 return (this->fInnerThreshold == s.fInnerThreshold && | 217 return (this->fInnerThreshold == s.fInnerThreshold && |
218 this->fOuterThreshold == s.fOuterThreshold); | 218 this->fOuterThreshold == s.fOuterThreshold); |
219 } | 219 } |
220 | 220 |
221 void AlphaThresholdEffect::onComputeInvariantOutput(GrInvariantOutput* inout) co
nst { | 221 void AlphaThresholdEffect::onComputeInvariantOutput(GrInvariantOutput* inout) co
nst { |
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370 } | 370 } |
371 | 371 |
372 #ifndef SK_IGNORE_TO_STRING | 372 #ifndef SK_IGNORE_TO_STRING |
373 void SkAlphaThresholdFilterImpl::toString(SkString* str) const { | 373 void SkAlphaThresholdFilterImpl::toString(SkString* str) const { |
374 str->appendf("SkAlphaThresholdImageFilter: ("); | 374 str->appendf("SkAlphaThresholdImageFilter: ("); |
375 str->appendf("inner: %f outer: %f", fInnerThreshold, fOuterThreshold); | 375 str->appendf("inner: %f outer: %f", fInnerThreshold, fOuterThreshold); |
376 str->append(")"); | 376 str->append(")"); |
377 } | 377 } |
378 #endif | 378 #endif |
379 | 379 |
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