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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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325 | 325 |
326 typedef Gr1DKernelEffect INHERITED; | 326 typedef Gr1DKernelEffect INHERITED; |
327 }; | 327 }; |
328 | 328 |
329 /////////////////////////////////////////////////////////////////////////////// | 329 /////////////////////////////////////////////////////////////////////////////// |
330 | 330 |
331 class GrGLMorphologyEffect : public GrGLFragmentProcessor { | 331 class GrGLMorphologyEffect : public GrGLFragmentProcessor { |
332 public: | 332 public: |
333 GrGLMorphologyEffect (const GrBackendProcessorFactory&, const GrProcessor&); | 333 GrGLMorphologyEffect (const GrBackendProcessorFactory&, const GrProcessor&); |
334 | 334 |
335 virtual void emitCode(GrGLProgramBuilder*, | 335 virtual void emitCode(GrGLFPBuilder*, |
336 const GrFragmentProcessor&, | 336 const GrFragmentProcessor&, |
337 const GrProcessorKey&, | 337 const GrProcessorKey&, |
338 const char* outputColor, | 338 const char* outputColor, |
339 const char* inputColor, | 339 const char* inputColor, |
340 const TransformedCoordsArray&, | 340 const TransformedCoordsArray&, |
341 const TextureSamplerArray&) SK_OVERRIDE; | 341 const TextureSamplerArray&) SK_OVERRIDE; |
342 | 342 |
343 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder* b); | 343 static inline void GenKey(const GrProcessor&, const GrGLCaps&, GrProcessorKe
yBuilder* b); |
344 | 344 |
345 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; | 345 virtual void setData(const GrGLProgramDataManager&, const GrProcessor&) SK_O
VERRIDE; |
346 | 346 |
347 private: | 347 private: |
348 int width() const { return GrMorphologyEffect::WidthFromRadius(fRadius); } | 348 int width() const { return GrMorphologyEffect::WidthFromRadius(fRadius); } |
349 | 349 |
350 int fRadius; | 350 int fRadius; |
351 GrMorphologyEffect::MorphologyType fType; | 351 GrMorphologyEffect::MorphologyType fType; |
352 GrGLProgramDataManager::UniformHandle fImageIncrementUni; | 352 GrGLProgramDataManager::UniformHandle fImageIncrementUni; |
353 | 353 |
354 typedef GrGLFragmentProcessor INHERITED; | 354 typedef GrGLFragmentProcessor INHERITED; |
355 }; | 355 }; |
356 | 356 |
357 GrGLMorphologyEffect::GrGLMorphologyEffect(const GrBackendProcessorFactory& fact
ory, | 357 GrGLMorphologyEffect::GrGLMorphologyEffect(const GrBackendProcessorFactory& fact
ory, |
358 const GrProcessor& proc) | 358 const GrProcessor& proc) |
359 : INHERITED(factory) { | 359 : INHERITED(factory) { |
360 const GrMorphologyEffect& m = proc.cast<GrMorphologyEffect>(); | 360 const GrMorphologyEffect& m = proc.cast<GrMorphologyEffect>(); |
361 fRadius = m.radius(); | 361 fRadius = m.radius(); |
362 fType = m.type(); | 362 fType = m.type(); |
363 } | 363 } |
364 | 364 |
365 void GrGLMorphologyEffect::emitCode(GrGLProgramBuilder* builder, | 365 void GrGLMorphologyEffect::emitCode(GrGLFPBuilder* builder, |
366 const GrFragmentProcessor&, | 366 const GrFragmentProcessor&, |
367 const GrProcessorKey& key, | 367 const GrProcessorKey& key, |
368 const char* outputColor, | 368 const char* outputColor, |
369 const char* inputColor, | 369 const char* inputColor, |
370 const TransformedCoordsArray& coords, | 370 const TransformedCoordsArray& coords, |
371 const TextureSamplerArray& samplers) { | 371 const TextureSamplerArray& samplers) { |
372 fImageIncrementUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visib
ility, | 372 fImageIncrementUni = builder->addUniform(GrGLProgramBuilder::kFragment_Visib
ility, |
373 kVec2f_GrSLType, "ImageIncrement"); | 373 kVec2f_GrSLType, "ImageIncrement"); |
374 | 374 |
375 GrGLFragmentShaderBuilder* fsBuilder = builder->getFragmentShaderBuilder(); | 375 GrGLFPFragmentBuilder* fsBuilder = builder->getFragmentShaderBuilder(); |
376 SkString coords2D = fsBuilder->ensureFSCoords2D(coords, 0); | 376 SkString coords2D = fsBuilder->ensureFSCoords2D(coords, 0); |
377 const char* func; | 377 const char* func; |
378 switch (fType) { | 378 switch (fType) { |
379 case GrMorphologyEffect::kErode_MorphologyType: | 379 case GrMorphologyEffect::kErode_MorphologyType: |
380 fsBuilder->codeAppendf("\t\t%s = vec4(1, 1, 1, 1);\n", outputColor); | 380 fsBuilder->codeAppendf("\t\t%s = vec4(1, 1, 1, 1);\n", outputColor); |
381 func = "min"; | 381 func = "min"; |
382 break; | 382 break; |
383 case GrMorphologyEffect::kDilate_MorphologyType: | 383 case GrMorphologyEffect::kDilate_MorphologyType: |
384 fsBuilder->codeAppendf("\t\t%s = vec4(0, 0, 0, 0);\n", outputColor); | 384 fsBuilder->codeAppendf("\t\t%s = vec4(0, 0, 0, 0);\n", outputColor); |
385 func = "max"; | 385 func = "max"; |
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604 SkBitmap* result, SkIPoint* offset) con
st { | 604 SkBitmap* result, SkIPoint* offset) con
st { |
605 return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset); | 605 return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset); |
606 } | 606 } |
607 | 607 |
608 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, | 608 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, |
609 SkBitmap* result, SkIPoint* offset) cons
t { | 609 SkBitmap* result, SkIPoint* offset) cons
t { |
610 return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset); | 610 return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset); |
611 } | 611 } |
612 | 612 |
613 #endif | 613 #endif |
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