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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 "effects/GrCustomXfermode.h" | 8 #include "effects/GrCustomXfermode.h" |
9 #include "effects/GrCustomXfermodePriv.h" | 9 #include "effects/GrCustomXfermodePriv.h" |
10 | 10 |
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800 // No hardware support for advanced blend equations; we will need to do
it in the shader. | 800 // No hardware support for advanced blend equations; we will need to do
it in the shader. |
801 return true; | 801 return true; |
802 } | 802 } |
803 if (coveragePOI.isFourChannelOutput()) { | 803 if (coveragePOI.isFourChannelOutput()) { |
804 // Advanced blend equations can't tweak alpha for RGB coverage. | 804 // Advanced blend equations can't tweak alpha for RGB coverage. |
805 return true; | 805 return true; |
806 } | 806 } |
807 return false; | 807 return false; |
808 } | 808 } |
809 | 809 |
810 void GrCustomXPFactory::getInvariantOutput(const GrProcOptInfo& colorPOI, | 810 void GrCustomXPFactory::getInvariantBlendedColor(const GrProcOptInfo& colorPOI, |
811 const GrProcOptInfo& coveragePOI, | 811 InvariantBlendedColor* blendedC
olor) const { |
812 GrXPFactory::InvariantOutput* out
put) const { | 812 blendedColor->fWillBlendWithDst = true; |
813 output->fWillBlendWithDst = true; | 813 blendedColor->fKnownColorFlags = kNone_GrColorComponentFlags; |
814 output->fBlendedColorFlags = 0; | |
815 } | 814 } |
816 | 815 |
817 GR_DEFINE_XP_FACTORY_TEST(GrCustomXPFactory); | 816 GR_DEFINE_XP_FACTORY_TEST(GrCustomXPFactory); |
818 GrXPFactory* GrCustomXPFactory::TestCreate(SkRandom* rand, | 817 GrXPFactory* GrCustomXPFactory::TestCreate(SkRandom* rand, |
819 GrContext*, | 818 GrContext*, |
820 const GrCaps&, | 819 const GrCaps&, |
821 GrTexture*[]) { | 820 GrTexture*[]) { |
822 int mode = rand->nextRangeU(SkXfermode::kLastCoeffMode + 1, SkXfermode::kLas
tSeparableMode); | 821 int mode = rand->nextRangeU(SkXfermode::kLastCoeffMode + 1, SkXfermode::kLas
tSeparableMode); |
823 | 822 |
824 return SkNEW_ARGS(GrCustomXPFactory, (static_cast<SkXfermode::Mode>(mode))); | 823 return SkNEW_ARGS(GrCustomXPFactory, (static_cast<SkXfermode::Mode>(mode))); |
825 } | 824 } |
826 | 825 |
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