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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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661 SkIRect dstRect = SkIRect::MakeWH(rect.width(), rect.height()); | 661 SkIRect dstRect = SkIRect::MakeWH(rect.width(), rect.height()); |
662 GrSurfaceDesc desc; | 662 GrSurfaceDesc desc; |
663 desc.fFlags = kRenderTarget_GrSurfaceFlag; | 663 desc.fFlags = kRenderTarget_GrSurfaceFlag; |
664 desc.fWidth = rect.width(); | 664 desc.fWidth = rect.width(); |
665 desc.fHeight = rect.height(); | 665 desc.fHeight = rect.height(); |
666 desc.fConfig = kSkia8888_GrPixelConfig; | 666 desc.fConfig = kSkia8888_GrPixelConfig; |
667 SkIRect srcRect = rect; | 667 SkIRect srcRect = rect; |
668 | 668 |
669 if (radius.fWidth > 0) { | 669 if (radius.fWidth > 0) { |
670 GrTexture* texture = context->textureProvider()->refScratchTexture( | 670 GrTexture* texture = context->textureProvider()->refScratchTexture( |
671 desc, GrTextureProvider::kApprox_ScratchTexMatch); | 671 desc, GrTextureProvider::kApprox_ScratchMatch); |
672 if (NULL == texture) { | 672 if (NULL == texture) { |
673 return false; | 673 return false; |
674 } | 674 } |
675 apply_morphology_pass(context, texture->asRenderTarget(), clip, srcTextu
re, | 675 apply_morphology_pass(context, texture->asRenderTarget(), clip, srcTextu
re, |
676 srcRect, dstRect, radius.fWidth, morphType, | 676 srcRect, dstRect, radius.fWidth, morphType, |
677 Gr1DKernelEffect::kX_Direction); | 677 Gr1DKernelEffect::kX_Direction); |
678 SkIRect clearRect = SkIRect::MakeXYWH(dstRect.fLeft, dstRect.fBottom, | 678 SkIRect clearRect = SkIRect::MakeXYWH(dstRect.fLeft, dstRect.fBottom, |
679 dstRect.width(), radius.fHeight); | 679 dstRect.width(), radius.fHeight); |
680 GrColor clearColor = GrMorphologyEffect::kErode_MorphologyType == morphT
ype ? | 680 GrColor clearColor = GrMorphologyEffect::kErode_MorphologyType == morphT
ype ? |
681 SK_ColorWHITE : | 681 SK_ColorWHITE : |
682 SK_ColorTRANSPARENT; | 682 SK_ColorTRANSPARENT; |
683 context->clear(&clearRect, clearColor, false, texture->asRenderTarget())
; | 683 context->clear(&clearRect, clearColor, false, texture->asRenderTarget())
; |
684 srcTexture.reset(texture); | 684 srcTexture.reset(texture); |
685 srcRect = dstRect; | 685 srcRect = dstRect; |
686 } | 686 } |
687 if (radius.fHeight > 0) { | 687 if (radius.fHeight > 0) { |
688 GrTexture* texture = context->textureProvider()->refScratchTexture(desc, | 688 GrTexture* texture = context->textureProvider()->refScratchTexture(desc, |
689 GrTextureProvider::kApprox_ScratchTexMatch); | 689 GrTextureProvider::kApprox_ScratchMatch); |
690 if (NULL == texture) { | 690 if (NULL == texture) { |
691 return false; | 691 return false; |
692 } | 692 } |
693 apply_morphology_pass(context, texture->asRenderTarget(), clip, srcTextu
re, | 693 apply_morphology_pass(context, texture->asRenderTarget(), clip, srcTextu
re, |
694 srcRect, dstRect, radius.fHeight, morphType, | 694 srcRect, dstRect, radius.fHeight, morphType, |
695 Gr1DKernelEffect::kY_Direction); | 695 Gr1DKernelEffect::kY_Direction); |
696 srcTexture.reset(texture); | 696 srcTexture.reset(texture); |
697 } | 697 } |
698 SkImageFilter::WrapTexture(srcTexture, rect.width(), rect.height(), dst); | 698 SkImageFilter::WrapTexture(srcTexture, rect.width(), rect.height(), dst); |
699 return true; | 699 return true; |
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749 SkBitmap* result, SkIPoint* offset) con
st { | 749 SkBitmap* result, SkIPoint* offset) con
st { |
750 return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset); | 750 return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset); |
751 } | 751 } |
752 | 752 |
753 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, | 753 bool SkErodeImageFilter::filterImageGPU(Proxy* proxy, const SkBitmap& src, const
Context& ctx, |
754 SkBitmap* result, SkIPoint* offset) cons
t { | 754 SkBitmap* result, SkIPoint* offset) cons
t { |
755 return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset); | 755 return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset); |
756 } | 756 } |
757 | 757 |
758 #endif | 758 #endif |
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