|  | /* | 
|  | * Copyright 2015 Google Inc. | 
|  | * | 
|  | * Use of this source code is governed by a BSD-style license that can be | 
|  | * found in the LICENSE file. | 
|  | */ | 
|  |  | 
|  | #include "SkXfermode.h" | 
|  | #include "Test.h" | 
|  |  | 
|  | #if SK_SUPPORT_GPU | 
|  |  | 
|  | #include "GrBatch.h" | 
|  | #include "GrContextFactory.h" | 
|  | #include "GrContextOptions.h" | 
|  | #include "GrGpu.h" | 
|  | #include "GrResourceProvider.h" | 
|  | #include "GrXferProcessor.h" | 
|  | #include "effects/GrPorterDuffXferProcessor.h" | 
|  | #include "gl/GrGLCaps.h" | 
|  |  | 
|  | //////////////////////////////////////////////////////////////////////////////// | 
|  |  | 
|  | static void test_color_unknown_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps); | 
|  | static void test_color_unknown_no_coverage(skiatest::Reporter* reporter, const GrCaps& caps); | 
|  | static void test_color_opaque_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps); | 
|  | static void test_color_opaque_no_coverage(skiatest::Reporter* reporter, const GrCaps& caps); | 
|  | static void test_lcd_coverage(skiatest::Reporter* reporter, const GrCaps& caps); | 
|  | static void test_no_dual_source_blending(skiatest::Reporter* reporter); | 
|  |  | 
|  | DEF_GPUTEST(GrPorterDuff, reporter, factory) { | 
|  | GrContext* ctx = factory->get(GrContextFactory::kNull_GLContextType); | 
|  | if (!ctx) { | 
|  | SkFAIL("Failed to create null context."); | 
|  | return; | 
|  | } | 
|  |  | 
|  | const GrCaps& caps = *ctx->getGpu()->caps(); | 
|  | if (!caps.shaderCaps()->dualSourceBlendingSupport()) { | 
|  | SkFAIL("Null context does not support dual source blending."); | 
|  | return; | 
|  | } | 
|  |  | 
|  | test_color_unknown_with_coverage(reporter, caps); | 
|  | test_color_unknown_no_coverage(reporter, caps); | 
|  | test_color_opaque_with_coverage(reporter, caps); | 
|  | test_color_opaque_no_coverage(reporter, caps); | 
|  | test_lcd_coverage(reporter, caps); | 
|  | test_no_dual_source_blending(reporter); | 
|  | } | 
|  |  | 
|  | //////////////////////////////////////////////////////////////////////////////// | 
|  |  | 
|  | #define TEST_ASSERT(...) REPORTER_ASSERT(reporter, __VA_ARGS__) | 
|  |  | 
|  | enum { | 
|  | kNone_OutputType, | 
|  | kCoverage_OutputType, | 
|  | kModulate_OutputType, | 
|  | kISAModulate_OutputType, | 
|  | kISCModulate_OutputType | 
|  | }; | 
|  |  | 
|  | enum { | 
|  | kNone_OptFlags                    = GrXferProcessor::kNone_OptFlags, | 
|  | kSkipDraw_OptFlag                 = GrXferProcessor::kSkipDraw_OptFlag, | 
|  | kIgnoreColor_OptFlag              = GrXferProcessor::kIgnoreColor_OptFlag, | 
|  | kIgnoreCoverage_OptFlag           = GrXferProcessor::kIgnoreCoverage_OptFlag, | 
|  | kCanTweakAlphaForCoverage_OptFlag = GrXferProcessor::kCanTweakAlphaForCoverage_OptFlag | 
|  | }; | 
|  |  | 
|  | class GrPorterDuffTest { | 
|  | public: | 
|  | struct XPInfo { | 
|  | XPInfo(skiatest::Reporter* reporter, SkXfermode::Mode xfermode, const GrCaps& caps, | 
|  | const GrProcOptInfo& colorPOI, const GrProcOptInfo& covPOI) { | 
|  | SkAutoTUnref<GrXPFactory> xpf(GrPorterDuffXPFactory::Create(xfermode)); | 
|  | SkAutoTUnref<GrXferProcessor> xp( | 
|  | xpf->createXferProcessor(colorPOI, covPOI, false, NULL, caps)); | 
|  | TEST_ASSERT(!xpf->willNeedDstTexture(caps, colorPOI, covPOI, false)); | 
|  | xpf->getInvariantBlendedColor(colorPOI, &fBlendedColor); | 
|  | fOptFlags = xp->getOptimizations(colorPOI, covPOI, false, NULL, caps); | 
|  | GetXPOutputTypes(xp, &fPrimaryOutputType, &fSecondaryOutputType); | 
|  | xp->getBlendInfo(&fBlendInfo); | 
|  | TEST_ASSERT(!xp->willReadDstColor()); | 
|  | TEST_ASSERT(xp->hasSecondaryOutput() == GrBlendCoeffRefsSrc2(fBlendInfo.fDstBlend)); | 
|  | } | 
|  |  | 
|  | GrXPFactory::InvariantBlendedColor fBlendedColor; | 
|  | int fOptFlags; | 
|  | int fPrimaryOutputType; | 
|  | int fSecondaryOutputType; | 
|  | GrXferProcessor::BlendInfo fBlendInfo; | 
|  | }; | 
|  |  | 
|  | static void GetXPOutputTypes(const GrXferProcessor* xp, int* outPrimary, int* outSecondary) { | 
|  | GrPorterDuffXPFactory::TestGetXPOutputTypes(xp, outPrimary, outSecondary); | 
|  | } | 
|  | }; | 
|  |  | 
|  | static void test_color_unknown_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { | 
|  | GrProcOptInfo colorPOI, covPOI; | 
|  | colorPOI.calcWithInitialValues(NULL, 0, 0, kNone_GrColorComponentFlags, false); | 
|  | covPOI.calcWithInitialValues(NULL, 0, 0, kNone_GrColorComponentFlags, true); | 
|  |  | 
|  | SkASSERT(!colorPOI.isOpaque()); | 
|  | SkASSERT(!colorPOI.isSolidWhite()); | 
|  | SkASSERT(!covPOI.isSolidWhite()); | 
|  | SkASSERT(!covPOI.isFourChannelOutput()); | 
|  |  | 
|  | for (int m = 0; m <= SkXfermode::kLastCoeffMode; m++) { | 
|  | SkXfermode::Mode xfermode = static_cast<SkXfermode::Mode>(m); | 
|  | const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, colorPOI, covPOI); | 
|  |  | 
|  | switch (xfermode) { | 
|  | case SkXfermode::kClear_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(0 == xpi.fBlendedColor.fKnownColor); | 
|  | TEST_ASSERT(kRGBA_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreColor_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kCoverage_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kReverseSubtract_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDC_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrc_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kCoverage_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kIS2A_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDst_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kSkipDraw_OptFlag | | 
|  | kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(!xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOver_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOver_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kCoverage_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kIS2A_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kISAModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kReverseSubtract_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDC_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOut_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kCoverage_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kIS2A_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOut_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kISAModulate_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kIS2C_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kXor_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kPlus_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kModulate_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kISCModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kReverseSubtract_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDC_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kScreen_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISC_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | default: | 
|  | ERRORF(reporter, "Invalid xfermode."); | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | static void test_color_unknown_no_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { | 
|  | GrProcOptInfo colorPOI, covPOI; | 
|  | colorPOI.calcWithInitialValues(NULL, 0, GrColorPackRGBA(229, 0, 154, 0), | 
|  | kR_GrColorComponentFlag | kB_GrColorComponentFlag, false); | 
|  | covPOI.calcWithInitialValues(NULL, 0, GrColorPackA4(255), kRGBA_GrColorComponentFlags, true); | 
|  |  | 
|  | SkASSERT(!colorPOI.isOpaque()); | 
|  | SkASSERT(!colorPOI.isSolidWhite()); | 
|  | SkASSERT(covPOI.isSolidWhite()); | 
|  | SkASSERT(!covPOI.isFourChannelOutput()); | 
|  |  | 
|  | for (int m = 0; m <= SkXfermode::kLastCoeffMode; m++) { | 
|  | SkXfermode::Mode xfermode = static_cast<SkXfermode::Mode>(m); | 
|  | const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, colorPOI, covPOI); | 
|  |  | 
|  | switch (xfermode) { | 
|  | case SkXfermode::kClear_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(0 == xpi.fBlendedColor.fKnownColor); | 
|  | TEST_ASSERT(kRGBA_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrc_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(229 == GrColorUnpackR(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT(154 == GrColorUnpackB(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT((kR_GrColorComponentFlag | | 
|  | kB_GrColorComponentFlag) == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDst_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kSkipDraw_OptFlag | | 
|  | kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(!xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOver_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOver_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kSA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOut_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOut_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kSA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kXor_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kPlus_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kModulate_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kSC_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kScreen_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISC_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | default: | 
|  | ERRORF(reporter, "Invalid xfermode."); | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | static void test_color_opaque_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { | 
|  | GrProcOptInfo colorPOI, covPOI; | 
|  | colorPOI.calcWithInitialValues(NULL, 0, GrColorPackA4(255), kA_GrColorComponentFlag, false); | 
|  | covPOI.calcWithInitialValues(NULL, 0, 0, kNone_GrColorComponentFlags, true); | 
|  |  | 
|  | SkASSERT(colorPOI.isOpaque()); | 
|  | SkASSERT(!colorPOI.isSolidWhite()); | 
|  | SkASSERT(!covPOI.isSolidWhite()); | 
|  | SkASSERT(!covPOI.isFourChannelOutput()); | 
|  |  | 
|  | for (int m = 0; m <= SkXfermode::kLastCoeffMode; m++) { | 
|  | SkXfermode::Mode xfermode = static_cast<SkXfermode::Mode>(m); | 
|  | const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, colorPOI, covPOI); | 
|  |  | 
|  | switch (xfermode) { | 
|  | case SkXfermode::kClear_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(0 == xpi.fBlendedColor.fKnownColor); | 
|  | TEST_ASSERT(kRGBA_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreColor_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kCoverage_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kReverseSubtract_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDC_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrc_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(255 == GrColorUnpackA(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT(kA_GrColorComponentFlag == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDst_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kSkipDraw_OptFlag | | 
|  | kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(!xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOver_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(255 == GrColorUnpackA(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT(kA_GrColorComponentFlag == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOver_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kSkipDraw_OptFlag | | 
|  | kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(!xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOut_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOut_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(0 == xpi.fBlendedColor.fKnownColor); | 
|  | TEST_ASSERT(kRGBA_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreColor_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kCoverage_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kReverseSubtract_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDC_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kXor_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kPlus_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kModulate_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kNone_OptFlags) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kISCModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kReverseSubtract_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDC_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kScreen_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISC_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | default: | 
|  | ERRORF(reporter, "Invalid xfermode."); | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | static void test_color_opaque_no_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { | 
|  | GrProcOptInfo colorPOI, covPOI; | 
|  | colorPOI.calcWithInitialValues(NULL, 0, GrColorPackRGBA(0, 82, 0, 255), | 
|  | kG_GrColorComponentFlag | kA_GrColorComponentFlag, false); | 
|  | covPOI.calcWithInitialValues(NULL, 0, GrColorPackA4(255), kRGBA_GrColorComponentFlags, true); | 
|  |  | 
|  | SkASSERT(colorPOI.isOpaque()); | 
|  | SkASSERT(!colorPOI.isSolidWhite()); | 
|  | SkASSERT(covPOI.isSolidWhite()); | 
|  | SkASSERT(!covPOI.isFourChannelOutput()); | 
|  |  | 
|  | for (int m = 0; m <= SkXfermode::kLastCoeffMode; m++) { | 
|  | SkXfermode::Mode xfermode = static_cast<SkXfermode::Mode>(m); | 
|  | const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, colorPOI, covPOI); | 
|  |  | 
|  | switch (xfermode) { | 
|  | case SkXfermode::kClear_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(0 == xpi.fBlendedColor.fKnownColor); | 
|  | TEST_ASSERT(kRGBA_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrc_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(82 == GrColorUnpackG(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT(255 == GrColorUnpackA(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT((kG_GrColorComponentFlag | | 
|  | kA_GrColorComponentFlag) == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDst_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kSkipDraw_OptFlag | | 
|  | kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(!xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOver_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(82 == GrColorUnpackG(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT(255 == GrColorUnpackA(xpi.fBlendedColor.fKnownColor)); | 
|  | TEST_ASSERT((kG_GrColorComponentFlag | | 
|  | kA_GrColorComponentFlag) == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOver_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstIn_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kSkipDraw_OptFlag | | 
|  | kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(!xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcOut_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstOut_Mode: | 
|  | TEST_ASSERT(!xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(0 == xpi.fBlendedColor.fKnownColor); | 
|  | TEST_ASSERT(kRGBA_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreColor_OptFlag | | 
|  | kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kSrcATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kDstATop_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kXor_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kIDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kPlus_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kModulate_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kSC_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | case SkXfermode::kScreen_Mode: | 
|  | TEST_ASSERT(xpi.fBlendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == xpi.fBlendedColor.fKnownColorFlags); | 
|  | TEST_ASSERT((kIgnoreCoverage_OptFlag | | 
|  | kCanTweakAlphaForCoverage_OptFlag) == xpi.fOptFlags); | 
|  | TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); | 
|  | TEST_ASSERT(kNone_OutputType == xpi.fSecondaryOutputType); | 
|  | TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); | 
|  | TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); | 
|  | TEST_ASSERT(kISC_GrBlendCoeff == xpi.fBlendInfo.fDstBlend); | 
|  | TEST_ASSERT(xpi.fBlendInfo.fWriteColor); | 
|  | break; | 
|  | default: | 
|  | ERRORF(reporter, "Invalid xfermode."); | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | static void test_lcd_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { | 
|  | class : public GrBatch { | 
|  | void getInvariantOutputColor(GrInitInvariantOutput* out) const override { | 
|  | out->setKnownFourComponents(GrColorPackRGBA(123, 45, 67, 221)); | 
|  | } | 
|  |  | 
|  | void getInvariantOutputCoverage(GrInitInvariantOutput* out) const override { | 
|  | out->setUnknownFourComponents(); | 
|  | out->setUsingLCDCoverage(); | 
|  | } | 
|  |  | 
|  | const char* name() const override { return "Test LCD Text Batch"; } | 
|  | void initBatchTracker(const GrPipelineInfo&) override {} | 
|  | bool onCombineIfPossible(GrBatch*) override  { return false; } | 
|  | void generateGeometry(GrBatchTarget*, const GrPipeline*) override {} | 
|  |  | 
|  | } testLCDCoverageBatch; | 
|  |  | 
|  | GrProcOptInfo colorPOI, covPOI; | 
|  | colorPOI.calcColorWithBatch(&testLCDCoverageBatch, NULL, 0); | 
|  | covPOI.calcCoverageWithBatch(&testLCDCoverageBatch, NULL, 0); | 
|  |  | 
|  | SkASSERT(kRGBA_GrColorComponentFlags == colorPOI.validFlags()); | 
|  | SkASSERT(covPOI.isFourChannelOutput()); | 
|  |  | 
|  | SkAutoTUnref<GrXPFactory> xpf(GrPorterDuffXPFactory::Create(SkXfermode::kSrcOver_Mode)); | 
|  | TEST_ASSERT(!xpf->willNeedDstTexture(caps, colorPOI, covPOI, false)); | 
|  |  | 
|  | SkAutoTUnref<GrXferProcessor> xp( | 
|  | xpf->createXferProcessor(colorPOI, covPOI, false, NULL, caps)); | 
|  | if (!xp) { | 
|  | ERRORF(reporter, "Failed to create an XP with LCD coverage."); | 
|  | return; | 
|  | } | 
|  |  | 
|  | GrXPFactory::InvariantBlendedColor blendedColor; | 
|  | xpf->getInvariantBlendedColor(colorPOI, &blendedColor); | 
|  | TEST_ASSERT(blendedColor.fWillBlendWithDst); | 
|  | TEST_ASSERT(kNone_GrColorComponentFlags == blendedColor.fKnownColorFlags); | 
|  |  | 
|  | GrColor overrideColor; | 
|  | xp->getOptimizations(colorPOI, covPOI, false, &overrideColor, caps); | 
|  |  | 
|  | GrXferProcessor::BlendInfo blendInfo; | 
|  | xp->getBlendInfo(&blendInfo); | 
|  | TEST_ASSERT(blendInfo.fWriteColor); | 
|  | } | 
|  |  | 
|  | static void test_no_dual_source_blending(skiatest::Reporter* reporter) { | 
|  | GrContextOptions opts; | 
|  | opts.fSuppressDualSourceBlending = true; | 
|  | GrContextFactory factory(opts); | 
|  | factory.get(GrContextFactory::kNull_GLContextType); | 
|  | GrContext* ctx = factory.get(GrContextFactory::kNull_GLContextType); | 
|  | if (!ctx) { | 
|  | SkFAIL("Failed to create null context without ARB_blend_func_extended."); | 
|  | return; | 
|  | } | 
|  |  | 
|  | const GrCaps& caps = *ctx->caps(); | 
|  | if (caps.shaderCaps()->dualSourceBlendingSupport()) { | 
|  | SkFAIL("Null context failed to honor request for no ARB_blend_func_extended."); | 
|  | return; | 
|  | } | 
|  |  | 
|  | GrBackendTextureDesc fakeDesc; | 
|  | fakeDesc.fConfig = kRGBA_8888_GrPixelConfig; | 
|  | fakeDesc.fWidth = fakeDesc.fHeight = 100; | 
|  | fakeDesc.fTextureHandle = 1; | 
|  | SkAutoTUnref<GrTexture> fakeTexture(ctx->resourceProvider()->wrapBackendTexture(fakeDesc, | 
|  | kBorrow_GrWrapOwnership)); | 
|  | GrXferProcessor::DstTexture fakeDstTexture; | 
|  | fakeDstTexture.setTexture(fakeTexture); | 
|  |  | 
|  | static const GrColor testColors[] = { | 
|  | 0, | 
|  | GrColorPackRGBA(0, 82, 0, 255), | 
|  | GrColorPackA4(255) | 
|  | }; | 
|  | static const GrColorComponentFlags testColorFlags[] = { | 
|  | kNone_GrColorComponentFlags, | 
|  | kG_GrColorComponentFlag | kA_GrColorComponentFlag, | 
|  | kRGBA_GrColorComponentFlags | 
|  | }; | 
|  | GR_STATIC_ASSERT(SK_ARRAY_COUNT(testColors) == SK_ARRAY_COUNT(testColorFlags)); | 
|  |  | 
|  | for (size_t c = 0; c < SK_ARRAY_COUNT(testColors); c++) { | 
|  | GrProcOptInfo colorPOI; | 
|  | colorPOI.calcWithInitialValues(NULL, 0, testColors[c], testColorFlags[c], false); | 
|  | for (int f = 0; f <= 1; f++) { | 
|  | GrProcOptInfo covPOI; | 
|  | if (!f) { | 
|  | covPOI.calcWithInitialValues(NULL, 0, 0, kNone_GrColorComponentFlags, true); | 
|  | } else { | 
|  | covPOI.calcWithInitialValues(NULL, 0, GrColorPackA4(255), | 
|  | kRGBA_GrColorComponentFlags, true); | 
|  | } | 
|  | for (int m = 0; m <= SkXfermode::kLastCoeffMode; m++) { | 
|  | SkXfermode::Mode xfermode = static_cast<SkXfermode::Mode>(m); | 
|  | SkAutoTUnref<GrXPFactory> xpf(GrPorterDuffXPFactory::Create(xfermode)); | 
|  | GrXferProcessor::DstTexture* dstTexture = | 
|  | xpf->willNeedDstTexture(caps, colorPOI, covPOI, false) ? &fakeDstTexture : 0; | 
|  | SkAutoTUnref<GrXferProcessor> xp( | 
|  | xpf->createXferProcessor(colorPOI, covPOI, false, dstTexture, caps)); | 
|  | if (!xp) { | 
|  | ERRORF(reporter, "Failed to create an XP without dual source blending."); | 
|  | return; | 
|  | } | 
|  | TEST_ASSERT(!xp->hasSecondaryOutput()); | 
|  | xp->getOptimizations(colorPOI, covPOI, false, 0, caps); | 
|  | TEST_ASSERT(!xp->hasSecondaryOutput()); | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | #endif | 
|  |  |