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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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| 153 : SkGradientShaderBase(desc, rad_to_unit_matrix(center, radius)) | 153 : SkGradientShaderBase(desc, rad_to_unit_matrix(center, radius)) |
| 154 , fCenter(center) | 154 , fCenter(center) |
| 155 , fRadius(radius) { | 155 , fRadius(radius) { |
| 156 } | 156 } |
| 157 | 157 |
| 158 size_t SkRadialGradient::contextSize() const { | 158 size_t SkRadialGradient::contextSize() const { |
| 159 return sizeof(RadialGradientContext); | 159 return sizeof(RadialGradientContext); |
| 160 } | 160 } |
| 161 | 161 |
| 162 SkShader::Context* SkRadialGradient::onCreateContext(const ContextRec& rec, void
* storage) const { | 162 SkShader::Context* SkRadialGradient::onCreateContext(const ContextRec& rec, void
* storage) const { |
| 163 return SkNEW_PLACEMENT_ARGS(storage, RadialGradientContext, (*this, rec)); | 163 return new (storage) RadialGradientContext(*this, rec); |
| 164 } | 164 } |
| 165 | 165 |
| 166 SkRadialGradient::RadialGradientContext::RadialGradientContext( | 166 SkRadialGradient::RadialGradientContext::RadialGradientContext( |
| 167 const SkRadialGradient& shader, const ContextRec& rec) | 167 const SkRadialGradient& shader, const ContextRec& rec) |
| 168 : INHERITED(shader, rec) {} | 168 : INHERITED(shader, rec) {} |
| 169 | 169 |
| 170 void SkRadialGradient::RadialGradientContext::shadeSpan16(int x, int y, uint16_t
* dstCParam, | 170 void SkRadialGradient::RadialGradientContext::shadeSpan16(int x, int y, uint16_t
* dstCParam, |
| 171 int count) { | 171 int count) { |
| 172 SkASSERT(count > 0); | 172 SkASSERT(count > 0); |
| 173 | 173 |
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| 437 | 437 |
| 438 ///////////////////////////////////////////////////////////////////// | 438 ///////////////////////////////////////////////////////////////////// |
| 439 | 439 |
| 440 class GrRadialGradient : public GrGradientEffect { | 440 class GrRadialGradient : public GrGradientEffect { |
| 441 public: | 441 public: |
| 442 static GrFragmentProcessor* Create(GrContext* ctx, | 442 static GrFragmentProcessor* Create(GrContext* ctx, |
| 443 GrProcessorDataManager* procDataManager, | 443 GrProcessorDataManager* procDataManager, |
| 444 const SkRadialGradient& shader, | 444 const SkRadialGradient& shader, |
| 445 const SkMatrix& matrix, | 445 const SkMatrix& matrix, |
| 446 SkShader::TileMode tm) { | 446 SkShader::TileMode tm) { |
| 447 return SkNEW_ARGS(GrRadialGradient, (ctx, procDataManager, shader, matri
x, tm)); | 447 return new GrRadialGradient(ctx, procDataManager, shader, matrix, tm); |
| 448 } | 448 } |
| 449 | 449 |
| 450 virtual ~GrRadialGradient() { } | 450 virtual ~GrRadialGradient() { } |
| 451 | 451 |
| 452 const char* name() const override { return "Radial Gradient"; } | 452 const char* name() const override { return "Radial Gradient"; } |
| 453 | 453 |
| 454 private: | 454 private: |
| 455 GrRadialGradient(GrContext* ctx, | 455 GrRadialGradient(GrContext* ctx, |
| 456 GrProcessorDataManager* procDataManager, | 456 GrProcessorDataManager* procDataManager, |
| 457 const SkRadialGradient& shader, | 457 const SkRadialGradient& shader, |
| 458 const SkMatrix& matrix, | 458 const SkMatrix& matrix, |
| 459 SkShader::TileMode tm) | 459 SkShader::TileMode tm) |
| 460 : INHERITED(ctx, procDataManager, shader, matrix, tm) { | 460 : INHERITED(ctx, procDataManager, shader, matrix, tm) { |
| 461 this->initClassID<GrRadialGradient>(); | 461 this->initClassID<GrRadialGradient>(); |
| 462 } | 462 } |
| 463 | 463 |
| 464 GrGLFragmentProcessor* onCreateGLInstance() const override { | 464 GrGLFragmentProcessor* onCreateGLInstance() const override { |
| 465 return SkNEW_ARGS(GrGLRadialGradient, (*this)); | 465 return new GrGLRadialGradient(*this); |
| 466 } | 466 } |
| 467 | 467 |
| 468 virtual void onGetGLProcessorKey(const GrGLSLCaps& caps, | 468 virtual void onGetGLProcessorKey(const GrGLSLCaps& caps, |
| 469 GrProcessorKeyBuilder* b) const override { | 469 GrProcessorKeyBuilder* b) const override { |
| 470 GrGLRadialGradient::GenKey(*this, caps, b); | 470 GrGLRadialGradient::GenKey(*this, caps, b); |
| 471 } | 471 } |
| 472 | 472 |
| 473 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 473 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
| 474 | 474 |
| 475 typedef GrGradientEffect INHERITED; | 475 typedef GrGradientEffect INHERITED; |
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| 561 str->appendScalar(fCenter.fY); | 561 str->appendScalar(fCenter.fY); |
| 562 str->append(") radius: "); | 562 str->append(") radius: "); |
| 563 str->appendScalar(fRadius); | 563 str->appendScalar(fRadius); |
| 564 str->append(" "); | 564 str->append(" "); |
| 565 | 565 |
| 566 this->INHERITED::toString(str); | 566 this->INHERITED::toString(str); |
| 567 | 567 |
| 568 str->append(")"); | 568 str->append(")"); |
| 569 } | 569 } |
| 570 #endif | 570 #endif |
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