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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2006 The Android Open Source Project | 3 * Copyright 2006 The Android Open Source Project |
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 "SkBlurMaskFilter.h" | 9 #include "SkBlurMaskFilter.h" |
10 #include "SkBlurMask.h" | 10 #include "SkBlurMask.h" |
11 #include "SkGpuBlurUtils.h" | 11 #include "SkGpuBlurUtils.h" |
12 #include "SkReadBuffer.h" | 12 #include "SkReadBuffer.h" |
13 #include "SkWriteBuffer.h" | 13 #include "SkWriteBuffer.h" |
14 #include "SkMaskFilter.h" | 14 #include "SkMaskFilter.h" |
15 #include "SkRRect.h" | 15 #include "SkRRect.h" |
16 #include "SkRTConf.h" | 16 #include "SkRTConf.h" |
17 #include "SkStringUtils.h" | 17 #include "SkStringUtils.h" |
18 #include "SkStrokeRec.h" | 18 #include "SkStrokeRec.h" |
19 | 19 |
20 #if SK_SUPPORT_GPU | 20 #if SK_SUPPORT_GPU |
21 #include "GrContext.h" | 21 #include "GrContext.h" |
22 #include "GrTexture.h" | 22 #include "GrTexture.h" |
23 #include "GrFragmentProcessor.h" | 23 #include "GrFragmentProcessor.h" |
| 24 #include "GrInvariantOutput.h" |
24 #include "gl/GrGLProcessor.h" | 25 #include "gl/GrGLProcessor.h" |
25 #include "gl/builders/GrGLProgramBuilder.h" | 26 #include "gl/builders/GrGLProgramBuilder.h" |
26 #include "effects/GrSimpleTextureEffect.h" | 27 #include "effects/GrSimpleTextureEffect.h" |
27 #include "GrTBackendProcessorFactory.h" | 28 #include "GrTBackendProcessorFactory.h" |
28 #include "SkGrPixelRef.h" | 29 #include "SkGrPixelRef.h" |
29 #include "SkDraw.h" | 30 #include "SkDraw.h" |
30 #endif | 31 #endif |
31 | 32 |
32 SkScalar SkBlurMaskFilter::ConvertRadiusToSigma(SkScalar radius) { | 33 SkScalar SkBlurMaskFilter::ConvertRadiusToSigma(SkScalar radius) { |
33 return SkBlurMask::ConvertRadiusToSigma(radius); | 34 return SkBlurMask::ConvertRadiusToSigma(radius); |
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645 return SkNEW_ARGS(GrRectBlurEffect, (rect, sigma, blurProfileTexture)); | 646 return SkNEW_ARGS(GrRectBlurEffect, (rect, sigma, blurProfileTexture)); |
646 } | 647 } |
647 | 648 |
648 const SkRect& getRect() const { return fRect; } | 649 const SkRect& getRect() const { return fRect; } |
649 float getSigma() const { return fSigma; } | 650 float getSigma() const { return fSigma; } |
650 | 651 |
651 private: | 652 private: |
652 GrRectBlurEffect(const SkRect& rect, float sigma, GrTexture *blur_profile); | 653 GrRectBlurEffect(const SkRect& rect, float sigma, GrTexture *blur_profile); |
653 virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE; | 654 virtual bool onIsEqual(const GrFragmentProcessor&) const SK_OVERRIDE; |
654 | 655 |
655 virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERR
IDE; | 656 virtual void onComputeInvariantOutput(GrInvariantOutput* inout) const SK_OVE
RRIDE; |
656 | 657 |
657 static bool CreateBlurProfileTexture(GrContext *context, float sigma, | 658 static bool CreateBlurProfileTexture(GrContext *context, float sigma, |
658 GrTexture **blurProfileTexture); | 659 GrTexture **blurProfileTexture); |
659 | 660 |
660 SkRect fRect; | 661 SkRect fRect; |
661 float fSigma; | 662 float fSigma; |
662 GrTextureAccess fBlurProfileAccess; | 663 GrTextureAccess fBlurProfileAccess; |
663 | 664 |
664 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 665 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
665 | 666 |
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818 | 819 |
819 const GrBackendFragmentProcessorFactory& GrRectBlurEffect::getFactory() const { | 820 const GrBackendFragmentProcessorFactory& GrRectBlurEffect::getFactory() const { |
820 return GrTBackendFragmentProcessorFactory<GrRectBlurEffect>::getInstance(); | 821 return GrTBackendFragmentProcessorFactory<GrRectBlurEffect>::getInstance(); |
821 } | 822 } |
822 | 823 |
823 bool GrRectBlurEffect::onIsEqual(const GrFragmentProcessor& sBase) const { | 824 bool GrRectBlurEffect::onIsEqual(const GrFragmentProcessor& sBase) const { |
824 const GrRectBlurEffect& s = sBase.cast<GrRectBlurEffect>(); | 825 const GrRectBlurEffect& s = sBase.cast<GrRectBlurEffect>(); |
825 return this->getSigma() == s.getSigma() && this->getRect() == s.getRect(); | 826 return this->getSigma() == s.getSigma() && this->getRect() == s.getRect(); |
826 } | 827 } |
827 | 828 |
828 void GrRectBlurEffect::onComputeInvariantOutput(InvariantOutput* inout) const { | 829 void GrRectBlurEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const
{ |
829 inout->mulByUnknownAlpha(); | 830 inout->mulByUnknownAlpha(); |
830 } | 831 } |
831 | 832 |
832 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrRectBlurEffect); | 833 GR_DEFINE_FRAGMENT_PROCESSOR_TEST(GrRectBlurEffect); |
833 | 834 |
834 GrFragmentProcessor* GrRectBlurEffect::TestCreate(SkRandom* random, | 835 GrFragmentProcessor* GrRectBlurEffect::TestCreate(SkRandom* random, |
835 GrContext* context, | 836 GrContext* context, |
836 const GrDrawTargetCaps&, | 837 const GrDrawTargetCaps&, |
837 GrTexture**) { | 838 GrTexture**) { |
838 float sigma = random->nextRangeF(3,8); | 839 float sigma = random->nextRangeF(3,8); |
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896 | 897 |
897 typedef GrGLRRectBlurEffect GLProcessor; | 898 typedef GrGLRRectBlurEffect GLProcessor; |
898 | 899 |
899 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; | 900 virtual const GrBackendFragmentProcessorFactory& getFactory() const SK_OVERR
IDE; |
900 | 901 |
901 private: | 902 private: |
902 GrRRectBlurEffect(float sigma, const SkRRect&, GrTexture* profileTexture); | 903 GrRRectBlurEffect(float sigma, const SkRRect&, GrTexture* profileTexture); |
903 | 904 |
904 virtual bool onIsEqual(const GrFragmentProcessor& other) const SK_OVERRIDE; | 905 virtual bool onIsEqual(const GrFragmentProcessor& other) const SK_OVERRIDE; |
905 | 906 |
906 virtual void onComputeInvariantOutput(InvariantOutput* inout) const SK_OVERR
IDE; | 907 virtual void onComputeInvariantOutput(GrInvariantOutput* inout) const SK_OVE
RRIDE; |
907 | 908 |
908 SkRRect fRRect; | 909 SkRRect fRRect; |
909 float fSigma; | 910 float fSigma; |
910 GrTextureAccess fNinePatchAccess; | 911 GrTextureAccess fNinePatchAccess; |
911 | 912 |
912 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 913 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
913 | 914 |
914 typedef GrFragmentProcessor INHERITED; | 915 typedef GrFragmentProcessor INHERITED; |
915 }; | 916 }; |
916 | 917 |
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981 } | 982 } |
982 | 983 |
983 SkAutoTUnref<GrTexture> blurunref(blurNinePatchTexture); | 984 SkAutoTUnref<GrTexture> blurunref(blurNinePatchTexture); |
984 if (NULL == blurNinePatchTexture) { | 985 if (NULL == blurNinePatchTexture) { |
985 return NULL; | 986 return NULL; |
986 } | 987 } |
987 | 988 |
988 return SkNEW_ARGS(GrRRectBlurEffect, (sigma, rrect, blurNinePatchTexture)); | 989 return SkNEW_ARGS(GrRRectBlurEffect, (sigma, rrect, blurNinePatchTexture)); |
989 } | 990 } |
990 | 991 |
991 void GrRRectBlurEffect::onComputeInvariantOutput(InvariantOutput* inout) const { | 992 void GrRRectBlurEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const
{ |
992 inout->mulByUnknownAlpha(); | 993 inout->mulByUnknownAlpha(); |
993 } | 994 } |
994 | 995 |
995 const GrBackendFragmentProcessorFactory& GrRRectBlurEffect::getFactory() const { | 996 const GrBackendFragmentProcessorFactory& GrRRectBlurEffect::getFactory() const { |
996 return GrTBackendFragmentProcessorFactory<GrRRectBlurEffect>::getInstance(); | 997 return GrTBackendFragmentProcessorFactory<GrRRectBlurEffect>::getInstance(); |
997 } | 998 } |
998 | 999 |
999 GrRRectBlurEffect::GrRRectBlurEffect(float sigma, const SkRRect& rrect, GrTextur
e *ninePatchTexture) | 1000 GrRRectBlurEffect::GrRRectBlurEffect(float sigma, const SkRRect& rrect, GrTextur
e *ninePatchTexture) |
1000 : fRRect(rrect), | 1001 : fRRect(rrect), |
1001 fSigma(sigma), | 1002 fSigma(sigma), |
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1278 } else { | 1279 } else { |
1279 str->append("None"); | 1280 str->append("None"); |
1280 } | 1281 } |
1281 str->append("))"); | 1282 str->append("))"); |
1282 } | 1283 } |
1283 #endif | 1284 #endif |
1284 | 1285 |
1285 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter) | 1286 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter) |
1286 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl) | 1287 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl) |
1287 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END | 1288 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END |
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