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Unified Diff: tests/GrPorterDuffTest.cpp

Issue 1313623002: Add support for blending of LCD for all blend modes. (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 5 years, 3 months ago
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Index: tests/GrPorterDuffTest.cpp
diff --git a/tests/GrPorterDuffTest.cpp b/tests/GrPorterDuffTest.cpp
index 87b7a2edfa7a46a2e791a85f8df58a23ac10e859..1328272a6a5e87fb749b5315fd0ec9b66bda4698 100644
--- a/tests/GrPorterDuffTest.cpp
+++ b/tests/GrPorterDuffTest.cpp
@@ -26,6 +26,7 @@ static void test_color_unknown_no_coverage(skiatest::Reporter* reporter, const G
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) {
@@ -46,6 +47,7 @@ DEF_GPUTEST(GrPorterDuff, reporter, factory) {
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);
}
@@ -57,6 +59,7 @@ enum {
kNone_OutputType,
kCoverage_OutputType,
kModulate_OutputType,
+ kSAModulate_OutputType,
kISAModulate_OutputType,
kISCModulate_OutputType
};
@@ -98,6 +101,197 @@ public:
}
};
+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<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(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);
@@ -112,6 +306,7 @@ static void test_color_unknown_with_coverage(skiatest::Reporter* reporter, const
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);
@@ -897,7 +1092,7 @@ static void test_color_opaque_no_coverage(skiatest::Reporter* reporter, const Gr
}
}
-static void test_lcd_coverage(skiatest::Reporter* reporter, const GrCaps& caps) {
+static void test_lcd_coverage_fallback_case(skiatest::Reporter* reporter, const GrCaps& caps) {
class : public GrVertexBatch {
void getInvariantOutputColor(GrInitInvariantOutput* out) const override {
out->setKnownFourComponents(GrColorPackRGBA(123, 45, 67, 221));
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