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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 "SkDisplacementMapEffect.h" | 8 #include "SkDisplacementMapEffect.h" |
9 #include "SkReadBuffer.h" | 9 #include "SkReadBuffer.h" |
10 #include "SkWriteBuffer.h" | 10 #include "SkWriteBuffer.h" |
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345 SkDisplacementMapEffect::ChannelSelectorType xChannelSelector() const | 345 SkDisplacementMapEffect::ChannelSelectorType xChannelSelector() const |
346 { return fXChannelSelector; } | 346 { return fXChannelSelector; } |
347 SkDisplacementMapEffect::ChannelSelectorType yChannelSelector() const | 347 SkDisplacementMapEffect::ChannelSelectorType yChannelSelector() const |
348 { return fYChannelSelector; } | 348 { return fYChannelSelector; } |
349 const SkVector& scale() const { return fScale; } | 349 const SkVector& scale() const { return fScale; } |
350 | 350 |
351 typedef GrGLDisplacementMapEffect GLProcessor; | 351 typedef GrGLDisplacementMapEffect GLProcessor; |
352 static const char* Name() { return "DisplacementMap"; } | 352 static const char* Name() { return "DisplacementMap"; } |
353 | 353 |
354 private: | 354 private: |
355 virtual bool onIsEqual(const GrProcessor&) const SK_OVERRIDE; | 355 virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE; |
356 | 356 |
357 virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERR
IDE; | 357 virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERR
IDE; |
358 | 358 |
359 GrDisplacementMapEffect(SkDisplacementMapEffect::ChannelSelectorType xChanne
lSelector, | 359 GrDisplacementMapEffect(SkDisplacementMapEffect::ChannelSelectorType xChanne
lSelector, |
360 SkDisplacementMapEffect::ChannelSelectorType yChanne
lSelector, | 360 SkDisplacementMapEffect::ChannelSelectorType yChanne
lSelector, |
361 const SkVector& scale, | 361 const SkVector& scale, |
362 GrTexture* displacement, const SkMatrix& offsetMatri
x, | 362 GrTexture* displacement, const SkMatrix& offsetMatri
x, |
363 GrTexture* color); | 363 GrTexture* color); |
364 | 364 |
365 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 365 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
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472 this->addCoordTransform(&fDisplacementTransform); | 472 this->addCoordTransform(&fDisplacementTransform); |
473 this->addTextureAccess(&fDisplacementAccess); | 473 this->addTextureAccess(&fDisplacementAccess); |
474 this->addCoordTransform(&fColorTransform); | 474 this->addCoordTransform(&fColorTransform); |
475 this->addTextureAccess(&fColorAccess); | 475 this->addTextureAccess(&fColorAccess); |
476 this->setWillNotUseInputColor(); | 476 this->setWillNotUseInputColor(); |
477 } | 477 } |
478 | 478 |
479 GrDisplacementMapEffect::~GrDisplacementMapEffect() { | 479 GrDisplacementMapEffect::~GrDisplacementMapEffect() { |
480 } | 480 } |
481 | 481 |
482 bool GrDisplacementMapEffect::onIsEqual(const GrProcessor& sBase) const { | 482 bool GrDisplacementMapEffect::onIsEqual(const GrFragmentProcessor& sBase) const
{ |
483 const GrDisplacementMapEffect& s = sBase.cast<GrDisplacementMapEffect>(); | 483 const GrDisplacementMapEffect& s = sBase.cast<GrDisplacementMapEffect>(); |
484 return fDisplacementAccess.getTexture() == s.fDisplacementAccess.getTexture(
) && | 484 return fDisplacementAccess.getTexture() == s.fDisplacementAccess.getTexture(
) && |
485 fColorAccess.getTexture() == s.fColorAccess.getTexture() && | 485 fColorAccess.getTexture() == s.fColorAccess.getTexture() && |
486 fXChannelSelector == s.fXChannelSelector && | 486 fXChannelSelector == s.fXChannelSelector && |
487 fYChannelSelector == s.fYChannelSelector && | 487 fYChannelSelector == s.fYChannelSelector && |
488 fScale == s.fScale; | 488 fScale == s.fScale; |
489 } | 489 } |
490 | 490 |
491 const GrBackendFragmentProcessorFactory& GrDisplacementMapEffect::getFactory() c
onst { | 491 const GrBackendFragmentProcessorFactory& GrDisplacementMapEffect::getFactory() c
onst { |
492 return GrTBackendFragmentProcessorFactory<GrDisplacementMapEffect>::getInsta
nce(); | 492 return GrTBackendFragmentProcessorFactory<GrDisplacementMapEffect>::getInsta
nce(); |
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632 void GrGLDisplacementMapEffect::GenKey(const GrProcessor& proc, | 632 void GrGLDisplacementMapEffect::GenKey(const GrProcessor& proc, |
633 const GrGLCaps&, GrProcessorKeyBuilder* b
) { | 633 const GrGLCaps&, GrProcessorKeyBuilder* b
) { |
634 const GrDisplacementMapEffect& displacementMap = proc.cast<GrDisplacementMap
Effect>(); | 634 const GrDisplacementMapEffect& displacementMap = proc.cast<GrDisplacementMap
Effect>(); |
635 | 635 |
636 uint32_t xKey = displacementMap.xChannelSelector(); | 636 uint32_t xKey = displacementMap.xChannelSelector(); |
637 uint32_t yKey = displacementMap.yChannelSelector() << kChannelSelectorKeyBit
s; | 637 uint32_t yKey = displacementMap.yChannelSelector() << kChannelSelectorKeyBit
s; |
638 | 638 |
639 b->add32(xKey | yKey); | 639 b->add32(xKey | yKey); |
640 } | 640 } |
641 #endif | 641 #endif |
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