/* * 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 "GrContextFactory.h" #include "GrContextOptions.h" #include "GrGpu.h" #include "GrResourceProvider.h" #include "GrXferProcessor.h" #include "batches/GrVertexBatch.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_lcd_coverage_fallback_case(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_lcd_coverage_fallback_case(reporter, caps); test_no_dual_source_blending(reporter); } //////////////////////////////////////////////////////////////////////////////// #define TEST_ASSERT(...) REPORTER_ASSERT(reporter, __VA_ARGS__) enum { kNone_OutputType, kCoverage_OutputType, kModulate_OutputType, kSAModulate_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 xpf(GrPorterDuffXPFactory::Create(xfermode)); SkAutoTUnref xp( xpf->createXferProcessor(colorPOI, covPOI, false, nullptr, caps)); TEST_ASSERT(!xpf->willNeedDstTexture(caps, colorPOI, covPOI, false)); xpf->getInvariantBlendedColor(colorPOI, &fBlendedColor); fOptFlags = xp->getOptimizations(colorPOI, covPOI, false, nullptr, 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_lcd_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { GrProcOptInfo colorPOI, covPOI; colorPOI.calcWithInitialValues(NULL, 0, 0, kNone_GrColorComponentFlags, false); // Setting 2nd to last value to false and last to true will force covPOI to LCD coverage. covPOI.calcWithInitialValues(NULL, 0, 0, kNone_GrColorComponentFlags, false, 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(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(kIS2C_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((kNone_OptFlags) == xpi.fOptFlags); TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); TEST_ASSERT(kSAModulate_OutputType == xpi.fSecondaryOutputType); TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); TEST_ASSERT(kOne_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); TEST_ASSERT(kIS2C_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((kNone_OptFlags) == 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(kIS2C_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(kIS2C_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((kNone_OptFlags) == xpi.fOptFlags); TEST_ASSERT(kSAModulate_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(kISC_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((kNone_OptFlags) == xpi.fOptFlags); TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); TEST_ASSERT(kSAModulate_OutputType == xpi.fSecondaryOutputType); TEST_ASSERT(kAdd_GrBlendEquation == xpi.fBlendInfo.fEquation); TEST_ASSERT(kDA_GrBlendCoeff == xpi.fBlendInfo.fSrcBlend); TEST_ASSERT(kIS2C_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((kNone_OptFlags) == xpi.fOptFlags); TEST_ASSERT(kModulate_OutputType == xpi.fPrimaryOutputType); TEST_ASSERT(kSAModulate_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::kPlus_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(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((kNone_OptFlags) == 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_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps) { GrProcOptInfo colorPOI, covPOI; colorPOI.calcWithInitialValues(nullptr, 0, 0, kNone_GrColorComponentFlags, false); covPOI.calcWithInitialValues(nullptr, 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(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(nullptr, 0, GrColorPackRGBA(229, 0, 154, 0), kR_GrColorComponentFlag | kB_GrColorComponentFlag, false); covPOI.calcWithInitialValues(nullptr, 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(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(nullptr, 0, GrColorPackA4(255), kA_GrColorComponentFlag, false); covPOI.calcWithInitialValues(nullptr, 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(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(nullptr, 0, GrColorPackRGBA(0, 82, 0, 255), kG_GrColorComponentFlag | kA_GrColorComponentFlag, false); covPOI.calcWithInitialValues(nullptr, 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(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_fallback_case(skiatest::Reporter* reporter, const GrCaps& caps) { class TestLCDCoverageBatch: public GrVertexBatch { public: DEFINE_BATCH_CLASS_ID TestLCDCoverageBatch() : INHERITED(ClassID()) {} private: 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 GrPipelineOptimizations&) override {} bool onCombineIfPossible(GrBatch*, const GrCaps&) override { return false; } void onPrepareDraws(Target*) override {}; typedef GrVertexBatch INHERITED; } testLCDCoverageBatch; GrProcOptInfo colorPOI, covPOI; colorPOI.calcColorWithBatch(&testLCDCoverageBatch, nullptr, 0); covPOI.calcCoverageWithBatch(&testLCDCoverageBatch, nullptr, 0); SkASSERT(kRGBA_GrColorComponentFlags == colorPOI.validFlags()); SkASSERT(covPOI.isFourChannelOutput()); SkAutoTUnref xpf(GrPorterDuffXPFactory::Create(SkXfermode::kSrcOver_Mode)); TEST_ASSERT(!xpf->willNeedDstTexture(caps, colorPOI, covPOI, false)); SkAutoTUnref xp( xpf->createXferProcessor(colorPOI, covPOI, false, nullptr, 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 fakeTexture(ctx->textureProvider()->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(nullptr, 0, testColors[c], testColorFlags[c], false); for (int f = 0; f <= 1; f++) { GrProcOptInfo covPOI; if (!f) { covPOI.calcWithInitialValues(nullptr, 0, 0, kNone_GrColorComponentFlags, true); } else { covPOI.calcWithInitialValues(nullptr, 0, GrColorPackA4(255), kRGBA_GrColorComponentFlags, true); } for (int m = 0; m <= SkXfermode::kLastCoeffMode; m++) { SkXfermode::Mode xfermode = static_cast(m); SkAutoTUnref xpf(GrPorterDuffXPFactory::Create(xfermode)); GrXferProcessor::DstTexture* dstTexture = xpf->willNeedDstTexture(caps, colorPOI, covPOI, false) ? &fakeDstTexture : 0; SkAutoTUnref 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