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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2012 Google Inc. | 3 * Copyright 2012 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #include "SkRadialGradient.h" | 9 #include "SkRadialGradient.h" |
10 #include "SkRadialGradient_Table.h" | 10 #include "SkRadialGradient_Table.h" |
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475 | 475 |
476 class GrGLRadialGradient : public GrGLGradientEffect { | 476 class GrGLRadialGradient : public GrGLGradientEffect { |
477 public: | 477 public: |
478 | 478 |
479 GrGLRadialGradient(const GrBackendProcessorFactory& factory, | 479 GrGLRadialGradient(const GrBackendProcessorFactory& factory, |
480 const GrProcessor&) : INHERITED (factory) { } | 480 const GrProcessor&) : INHERITED (factory) { } |
481 virtual ~GrGLRadialGradient() { } | 481 virtual ~GrGLRadialGradient() { } |
482 | 482 |
483 virtual void emitCode(GrGLFPBuilder*, | 483 virtual void emitCode(GrGLFPBuilder*, |
484 const GrFragmentProcessor&, | 484 const GrFragmentProcessor&, |
485 const GrProcessorKey&, | |
486 const char* outputColor, | 485 const char* outputColor, |
487 const char* inputColor, | 486 const char* inputColor, |
488 const TransformedCoordsArray&, | 487 const TransformedCoordsArray&, |
489 const TextureSamplerArray&) SK_OVERRIDE; | 488 const TextureSamplerArray&) SK_OVERRIDE; |
490 | 489 |
491 static void GenKey(const GrProcessor& processor, const GrGLCaps&, GrProcesso
rKeyBuilder* b) { | 490 static void GenKey(const GrProcessor& processor, const GrGLCaps&, GrProcesso
rKeyBuilder* b) { |
492 b->add32(GenBaseGradientKey(processor)); | 491 b->add32(GenBaseGradientKey(processor)); |
493 } | 492 } |
494 | 493 |
495 private: | 494 private: |
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554 GrColor paintColor; | 553 GrColor paintColor; |
555 GrFragmentProcessor* fp; | 554 GrFragmentProcessor* fp; |
556 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &fp)); | 555 SkAssertResult(shader->asFragmentProcessor(context, paint, NULL, &paintColor
, &fp)); |
557 return fp; | 556 return fp; |
558 } | 557 } |
559 | 558 |
560 ///////////////////////////////////////////////////////////////////// | 559 ///////////////////////////////////////////////////////////////////// |
561 | 560 |
562 void GrGLRadialGradient::emitCode(GrGLFPBuilder* builder, | 561 void GrGLRadialGradient::emitCode(GrGLFPBuilder* builder, |
563 const GrFragmentProcessor& fp, | 562 const GrFragmentProcessor& fp, |
564 const GrProcessorKey& key, | |
565 const char* outputColor, | 563 const char* outputColor, |
566 const char* inputColor, | 564 const char* inputColor, |
567 const TransformedCoordsArray& coords, | 565 const TransformedCoordsArray& coords, |
568 const TextureSamplerArray& samplers) { | 566 const TextureSamplerArray& samplers) { |
569 const GrGradientEffect& ge = fp.cast<GrGradientEffect>(); | 567 const GrGradientEffect& ge = fp.cast<GrGradientEffect>(); |
570 this->emitUniforms(builder, ge); | 568 this->emitUniforms(builder, ge); |
571 SkString t("length("); | 569 SkString t("length("); |
572 t.append(builder->getFragmentShaderBuilder()->ensureFSCoords2D(coords, 0)); | 570 t.append(builder->getFragmentShaderBuilder()->ensureFSCoords2D(coords, 0)); |
573 t.append(")"); | 571 t.append(")"); |
574 this->emitColor(builder, ge, t.c_str(), outputColor, inputColor, samplers); | 572 this->emitColor(builder, ge, t.c_str(), outputColor, inputColor, samplers); |
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620 str->appendScalar(fCenter.fY); | 618 str->appendScalar(fCenter.fY); |
621 str->append(") radius: "); | 619 str->append(") radius: "); |
622 str->appendScalar(fRadius); | 620 str->appendScalar(fRadius); |
623 str->append(" "); | 621 str->append(" "); |
624 | 622 |
625 this->INHERITED::toString(str); | 623 this->INHERITED::toString(str); |
626 | 624 |
627 str->append(")"); | 625 str->append(")"); |
628 } | 626 } |
629 #endif | 627 #endif |
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