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| 1 /* | 1 /* |
| 2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 The Android Open Source Project |
| 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 "SkMorphologyImageFilter.h" | 8 #include "SkMorphologyImageFilter.h" |
| 9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
| 10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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| 271 */ | 271 */ |
| 272 class GrMorphologyEffect : public Gr1DKernelEffect { | 272 class GrMorphologyEffect : public Gr1DKernelEffect { |
| 273 | 273 |
| 274 public: | 274 public: |
| 275 | 275 |
| 276 enum MorphologyType { | 276 enum MorphologyType { |
| 277 kErode_MorphologyType, | 277 kErode_MorphologyType, |
| 278 kDilate_MorphologyType, | 278 kDilate_MorphologyType, |
| 279 }; | 279 }; |
| 280 | 280 |
| 281 static GrEffectRef* Create(GrTexture* tex, Direction dir, int radius, Morpho
logyType type) { | 281 static GrEffect* Create(GrTexture* tex, Direction dir, int radius, Morpholog
yType type) { |
| 282 return SkNEW_ARGS(GrMorphologyEffect, (tex, dir, radius, type)); | 282 return SkNEW_ARGS(GrMorphologyEffect, (tex, dir, radius, type)); |
| 283 } | 283 } |
| 284 | 284 |
| 285 virtual ~GrMorphologyEffect(); | 285 virtual ~GrMorphologyEffect(); |
| 286 | 286 |
| 287 MorphologyType type() const { return fType; } | 287 MorphologyType type() const { return fType; } |
| 288 | 288 |
| 289 static const char* Name() { return "Morphology"; } | 289 static const char* Name() { return "Morphology"; } |
| 290 | 290 |
| 291 typedef GrGLMorphologyEffect GLEffect; | 291 typedef GrGLMorphologyEffect GLEffect; |
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| 439 void GrMorphologyEffect::getConstantColorComponents(GrColor* color, uint32_t* va
lidFlags) const { | 439 void GrMorphologyEffect::getConstantColorComponents(GrColor* color, uint32_t* va
lidFlags) const { |
| 440 // This is valid because the color components of the result of the kernel al
l come | 440 // This is valid because the color components of the result of the kernel al
l come |
| 441 // exactly from existing values in the source texture. | 441 // exactly from existing values in the source texture. |
| 442 this->updateConstantColorComponentsForModulation(color, validFlags); | 442 this->updateConstantColorComponentsForModulation(color, validFlags); |
| 443 } | 443 } |
| 444 | 444 |
| 445 /////////////////////////////////////////////////////////////////////////////// | 445 /////////////////////////////////////////////////////////////////////////////// |
| 446 | 446 |
| 447 GR_DEFINE_EFFECT_TEST(GrMorphologyEffect); | 447 GR_DEFINE_EFFECT_TEST(GrMorphologyEffect); |
| 448 | 448 |
| 449 GrEffectRef* GrMorphologyEffect::TestCreate(SkRandom* random, | 449 GrEffect* GrMorphologyEffect::TestCreate(SkRandom* random, |
| 450 GrContext*, | 450 GrContext*, |
| 451 const GrDrawTargetCaps&, | 451 const GrDrawTargetCaps&, |
| 452 GrTexture* textures[]) { | 452 GrTexture* textures[]) { |
| 453 int texIdx = random->nextBool() ? GrEffectUnitTest::kSkiaPMTextureIdx : | 453 int texIdx = random->nextBool() ? GrEffectUnitTest::kSkiaPMTextureIdx : |
| 454 GrEffectUnitTest::kAlphaTextureIdx; | 454 GrEffectUnitTest::kAlphaTextureIdx; |
| 455 Direction dir = random->nextBool() ? kX_Direction : kY_Direction; | 455 Direction dir = random->nextBool() ? kX_Direction : kY_Direction; |
| 456 static const int kMaxRadius = 10; | 456 static const int kMaxRadius = 10; |
| 457 int radius = random->nextRangeU(1, kMaxRadius); | 457 int radius = random->nextRangeU(1, kMaxRadius); |
| 458 MorphologyType type = random->nextBool() ? GrMorphologyEffect::kErode_Morpho
logyType : | 458 MorphologyType type = random->nextBool() ? GrMorphologyEffect::kErode_Morpho
logyType : |
| 459 GrMorphologyEffect::kDilate_Morph
ologyType; | 459 GrMorphologyEffect::kDilate_Morph
ologyType; |
| 460 | 460 |
| 461 return GrMorphologyEffect::Create(textures[texIdx], dir, radius, type); | 461 return GrMorphologyEffect::Create(textures[texIdx], dir, radius, type); |
| 462 } | 462 } |
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| 577 SkBitmap* result, SkIPoint* offset) con
st { | 577 SkBitmap* result, SkIPoint* offset) con
st { |
| 578 return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset); | 578 return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset); |
| 579 } | 579 } |
| 580 | 580 |
| 581 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, | 581 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, |
| 582 SkBitmap* result, SkIPoint* offset) cons
t { | 582 SkBitmap* result, SkIPoint* offset) cons
t { |
| 583 return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset); | 583 return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset); |
| 584 } | 584 } |
| 585 | 585 |
| 586 #endif | 586 #endif |
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