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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 "SkAlphaThresholdFilter.h" | 8 #include "SkAlphaThresholdFilter.h" |
| 9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
| 10 #include "SkReadBuffer.h" | 10 #include "SkReadBuffer.h" |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 | 21 |
| 22 SK_TO_STRING_OVERRIDE() | 22 SK_TO_STRING_OVERRIDE() |
| 23 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkAlphaThresholdFilterIm
pl) | 23 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkAlphaThresholdFilterIm
pl) |
| 24 | 24 |
| 25 protected: | 25 protected: |
| 26 void flatten(SkWriteBuffer&) const override; | 26 void flatten(SkWriteBuffer&) const override; |
| 27 | 27 |
| 28 bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, | 28 bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, |
| 29 SkBitmap* result, SkIPoint* offset) const override; | 29 SkBitmap* result, SkIPoint* offset) const override; |
| 30 #if SK_SUPPORT_GPU | 30 #if SK_SUPPORT_GPU |
| 31 bool asFragmentProcessor(GrFragmentProcessor**, GrShaderDataManager*, GrText
ure*, | 31 bool asFragmentProcessor(GrFragmentProcessor**, GrProcessorDataManager*, GrT
exture*, |
| 32 const SkMatrix&, const SkIRect& bounds) const overr
ide; | 32 const SkMatrix&, const SkIRect& bounds) const overr
ide; |
| 33 #endif | 33 #endif |
| 34 | 34 |
| 35 private: | 35 private: |
| 36 SkRegion fRegion; | 36 SkRegion fRegion; |
| 37 SkScalar fInnerThreshold; | 37 SkScalar fInnerThreshold; |
| 38 SkScalar fOuterThreshold; | 38 SkScalar fOuterThreshold; |
| 39 typedef SkImageFilter INHERITED; | 39 typedef SkImageFilter INHERITED; |
| 40 }; | 40 }; |
| 41 | 41 |
| (...skipping 13 matching lines...) Expand all Loading... |
| 55 #include "effects/GrPorterDuffXferProcessor.h" | 55 #include "effects/GrPorterDuffXferProcessor.h" |
| 56 | 56 |
| 57 #include "SkGr.h" | 57 #include "SkGr.h" |
| 58 | 58 |
| 59 #include "gl/GrGLProcessor.h" | 59 #include "gl/GrGLProcessor.h" |
| 60 #include "gl/builders/GrGLProgramBuilder.h" | 60 #include "gl/builders/GrGLProgramBuilder.h" |
| 61 | 61 |
| 62 class AlphaThresholdEffect : public GrFragmentProcessor { | 62 class AlphaThresholdEffect : public GrFragmentProcessor { |
| 63 | 63 |
| 64 public: | 64 public: |
| 65 static GrFragmentProcessor* Create(GrShaderDataManager* shaderDataManager, | 65 static GrFragmentProcessor* Create(GrProcessorDataManager* procDataManager, |
| 66 GrTexture* texture, | 66 GrTexture* texture, |
| 67 GrTexture* maskTexture, | 67 GrTexture* maskTexture, |
| 68 float innerThreshold, | 68 float innerThreshold, |
| 69 float outerThreshold) { | 69 float outerThreshold) { |
| 70 return SkNEW_ARGS(AlphaThresholdEffect, (shaderDataManager, | 70 return SkNEW_ARGS(AlphaThresholdEffect, (procDataManager, |
| 71 texture, | 71 texture, |
| 72 maskTexture, | 72 maskTexture, |
| 73 innerThreshold, | 73 innerThreshold, |
| 74 outerThreshold)); | 74 outerThreshold)); |
| 75 } | 75 } |
| 76 | 76 |
| 77 virtual ~AlphaThresholdEffect() {}; | 77 virtual ~AlphaThresholdEffect() {}; |
| 78 | 78 |
| 79 const char* name() const override { return "Alpha Threshold"; } | 79 const char* name() const override { return "Alpha Threshold"; } |
| 80 | 80 |
| 81 float innerThreshold() const { return fInnerThreshold; } | 81 float innerThreshold() const { return fInnerThreshold; } |
| 82 float outerThreshold() const { return fOuterThreshold; } | 82 float outerThreshold() const { return fOuterThreshold; } |
| 83 | 83 |
| 84 void getGLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const over
ride; | 84 void getGLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const over
ride; |
| 85 | 85 |
| 86 GrGLFragmentProcessor* createGLInstance() const override; | 86 GrGLFragmentProcessor* createGLInstance() const override; |
| 87 | 87 |
| 88 private: | 88 private: |
| 89 AlphaThresholdEffect(GrShaderDataManager*, | 89 AlphaThresholdEffect(GrProcessorDataManager*, |
| 90 GrTexture* texture, | 90 GrTexture* texture, |
| 91 GrTexture* maskTexture, | 91 GrTexture* maskTexture, |
| 92 float innerThreshold, | 92 float innerThreshold, |
| 93 float outerThreshold) | 93 float outerThreshold) |
| 94 : fInnerThreshold(innerThreshold) | 94 : fInnerThreshold(innerThreshold) |
| 95 , fOuterThreshold(outerThreshold) | 95 , fOuterThreshold(outerThreshold) |
| 96 , fImageCoordTransform(kLocal_GrCoordSet, | 96 , fImageCoordTransform(kLocal_GrCoordSet, |
| 97 GrCoordTransform::MakeDivByTextureWHMatrix(textur
e), texture, | 97 GrCoordTransform::MakeDivByTextureWHMatrix(textur
e), texture, |
| 98 GrTextureParams::kNone_FilterMode) | 98 GrTextureParams::kNone_FilterMode) |
| 99 , fImageTextureAccess(texture) | 99 , fImageTextureAccess(texture) |
| (...skipping 105 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 205 | 205 |
| 206 ///////////////////////////////////////////////////////////////////// | 206 ///////////////////////////////////////////////////////////////////// |
| 207 | 207 |
| 208 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(AlphaThresholdEffect); | 208 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(AlphaThresholdEffect); |
| 209 | 209 |
| 210 GrFragmentProcessor* AlphaThresholdEffect::TestCreate(GrProcessorTestData* d) { | 210 GrFragmentProcessor* AlphaThresholdEffect::TestCreate(GrProcessorTestData* d) { |
| 211 GrTexture* bmpTex = d->fTextures[GrProcessorUnitTest::kSkiaPMTextureIdx]; | 211 GrTexture* bmpTex = d->fTextures[GrProcessorUnitTest::kSkiaPMTextureIdx]; |
| 212 GrTexture* maskTex = d->fTextures[GrProcessorUnitTest::kAlphaTextureIdx]; | 212 GrTexture* maskTex = d->fTextures[GrProcessorUnitTest::kAlphaTextureIdx]; |
| 213 float innerThresh = d->fRandom->nextUScalar1(); | 213 float innerThresh = d->fRandom->nextUScalar1(); |
| 214 float outerThresh = d->fRandom->nextUScalar1(); | 214 float outerThresh = d->fRandom->nextUScalar1(); |
| 215 return AlphaThresholdEffect::Create(d->fShaderDataManager, bmpTex, maskTex,
innerThresh, | 215 return AlphaThresholdEffect::Create(d->fProcDataManager, bmpTex, maskTex, in
nerThresh, |
| 216 outerThresh); | 216 outerThresh); |
| 217 } | 217 } |
| 218 | 218 |
| 219 /////////////////////////////////////////////////////////////////////////////// | 219 /////////////////////////////////////////////////////////////////////////////// |
| 220 | 220 |
| 221 void AlphaThresholdEffect::getGLProcessorKey(const GrGLSLCaps& caps, | 221 void AlphaThresholdEffect::getGLProcessorKey(const GrGLSLCaps& caps, |
| 222 GrProcessorKeyBuilder* b) const { | 222 GrProcessorKeyBuilder* b) const { |
| 223 GrGLAlphaThresholdEffect::GenKey(*this, caps, b); | 223 GrGLAlphaThresholdEffect::GenKey(*this, caps, b); |
| 224 } | 224 } |
| 225 | 225 |
| (...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 259 SkScalar outerThreshold, | 259 SkScalar outerThreshold, |
| 260 SkImageFilter* input) | 260 SkImageFilter* input) |
| 261 : INHERITED(1, &input) | 261 : INHERITED(1, &input) |
| 262 , fRegion(region) | 262 , fRegion(region) |
| 263 , fInnerThreshold(innerThreshold) | 263 , fInnerThreshold(innerThreshold) |
| 264 , fOuterThreshold(outerThreshold) { | 264 , fOuterThreshold(outerThreshold) { |
| 265 } | 265 } |
| 266 | 266 |
| 267 #if SK_SUPPORT_GPU | 267 #if SK_SUPPORT_GPU |
| 268 bool SkAlphaThresholdFilterImpl::asFragmentProcessor(GrFragmentProcessor** fp, | 268 bool SkAlphaThresholdFilterImpl::asFragmentProcessor(GrFragmentProcessor** fp, |
| 269 GrShaderDataManager* shader
DataManager, | 269 GrProcessorDataManager* pro
cDataManager, |
| 270 GrTexture* texture, | 270 GrTexture* texture, |
| 271 const SkMatrix& in_matrix, | 271 const SkMatrix& in_matrix, |
| 272 const SkIRect&) const { | 272 const SkIRect&) const { |
| 273 if (fp) { | 273 if (fp) { |
| 274 GrContext* context = texture->getContext(); | 274 GrContext* context = texture->getContext(); |
| 275 GrSurfaceDesc maskDesc; | 275 GrSurfaceDesc maskDesc; |
| 276 if (context->caps()->isConfigRenderable(kAlpha_8_GrPixelConfig, false))
{ | 276 if (context->caps()->isConfigRenderable(kAlpha_8_GrPixelConfig, false))
{ |
| 277 maskDesc.fConfig = kAlpha_8_GrPixelConfig; | 277 maskDesc.fConfig = kAlpha_8_GrPixelConfig; |
| 278 } else { | 278 } else { |
| 279 maskDesc.fConfig = kRGBA_8888_GrPixelConfig; | 279 maskDesc.fConfig = kRGBA_8888_GrPixelConfig; |
| (...skipping 17 matching lines...) Expand all Loading... |
| 297 drawContext->clear(maskTexture->asRenderTarget(), NULL, 0x0, true); | 297 drawContext->clear(maskTexture->asRenderTarget(), NULL, 0x0, true); |
| 298 | 298 |
| 299 while (!iter.done()) { | 299 while (!iter.done()) { |
| 300 SkRect rect = SkRect::Make(iter.rect()); | 300 SkRect rect = SkRect::Make(iter.rect()); |
| 301 drawContext->drawRect(maskTexture->asRenderTarget(), GrClip::Wid
eOpen(), grPaint, | 301 drawContext->drawRect(maskTexture->asRenderTarget(), GrClip::Wid
eOpen(), grPaint, |
| 302 in_matrix, rect); | 302 in_matrix, rect); |
| 303 iter.next(); | 303 iter.next(); |
| 304 } | 304 } |
| 305 } | 305 } |
| 306 | 306 |
| 307 *fp = AlphaThresholdEffect::Create(shaderDataManager, | 307 *fp = AlphaThresholdEffect::Create(procDataManager, |
| 308 texture, | 308 texture, |
| 309 maskTexture, | 309 maskTexture, |
| 310 fInnerThreshold, | 310 fInnerThreshold, |
| 311 fOuterThreshold); | 311 fOuterThreshold); |
| 312 } | 312 } |
| 313 return true; | 313 return true; |
| 314 } | 314 } |
| 315 #endif | 315 #endif |
| 316 | 316 |
| 317 void SkAlphaThresholdFilterImpl::flatten(SkWriteBuffer& buffer) const { | 317 void SkAlphaThresholdFilterImpl::flatten(SkWriteBuffer& buffer) const { |
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| 384 } | 384 } |
| 385 | 385 |
| 386 #ifndef SK_IGNORE_TO_STRING | 386 #ifndef SK_IGNORE_TO_STRING |
| 387 void SkAlphaThresholdFilterImpl::toString(SkString* str) const { | 387 void SkAlphaThresholdFilterImpl::toString(SkString* str) const { |
| 388 str->appendf("SkAlphaThresholdImageFilter: ("); | 388 str->appendf("SkAlphaThresholdImageFilter: ("); |
| 389 str->appendf("inner: %f outer: %f", fInnerThreshold, fOuterThreshold); | 389 str->appendf("inner: %f outer: %f", fInnerThreshold, fOuterThreshold); |
| 390 str->append(")"); | 390 str->append(")"); |
| 391 } | 391 } |
| 392 #endif | 392 #endif |
| 393 | 393 |
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