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skia2/tests/GrPorterDuffTest.cpp
Robert Phillips 646f637f4c Add rowBytes to createTestingOnlyBackendTexture 
This is pulled out of:

https://skia-review.googlesource.com/c/skia/+/151983 (Test YUV images in DDL)

The YUV images seem to like to have row padding.

Change-Id: I517d2b63678beeafef88f86148fca15862176780
Reviewed-on: https://skia-review.googlesource.com/156367
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
2018-09-25 13:48:29 +00:00

1098 lines
62 KiB
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/*
* 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 "Test.h"
#include "GrBackendSurface.h"
#include "GrContextFactory.h"
#include "GrContextOptions.h"
#include "GrContextPriv.h"
#include "GrGpu.h"
#include "GrProxyProvider.h"
#include "GrXferProcessor.h"
#include "effects/GrPorterDuffXferProcessor.h"
#include "gl/GrGLCaps.h"
#include "ops/GrMeshDrawOp.h"
////////////////////////////////////////////////////////////////////////////////
static void test_color_unknown_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps);
static void test_color_not_opaque_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);
DEF_GPUTEST_FOR_NULLGL_CONTEXT(GrPorterDuff, reporter, ctxInfo) {
const GrCaps& caps = *ctxInfo.grContext()->contextPriv().getGpu()->caps();
if (!caps.shaderCaps()->dualSourceBlendingSupport()) {
SK_ABORT("Null context does not support dual source blending.");
return;
}
test_color_unknown_with_coverage(reporter, caps);
test_color_not_opaque_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);
}
////////////////////////////////////////////////////////////////////////////////
#define TEST_ASSERT(...) REPORTER_ASSERT(reporter, __VA_ARGS__)
enum {
kNone_OutputType,
kCoverage_OutputType,
kModulate_OutputType,
kSAModulate_OutputType,
kISAModulate_OutputType,
kISCModulate_OutputType
};
static const int kInvalid_OutputType = -1;
static GrProcessorSet::Analysis do_analysis(const GrXPFactory* xpf,
const GrProcessorAnalysisColor& colorInput,
GrProcessorAnalysisCoverage coverageInput,
const GrCaps& caps) {
GrPaint paint;
paint.setXPFactory(xpf);
GrProcessorSet procs(std::move(paint));
GrColor overrideColor;
GrProcessorSet::Analysis analysis =
procs.finalize(colorInput, coverageInput, nullptr, false, caps, &overrideColor);
return analysis;
}
class GrPorterDuffTest {
public:
struct XPInfo {
XPInfo(skiatest::Reporter* reporter, SkBlendMode xfermode, const GrCaps& caps,
GrProcessorAnalysisColor inputColor, GrProcessorAnalysisCoverage inputCoverage) {
const GrXPFactory* xpf = GrPorterDuffXPFactory::Get(xfermode);
bool isLCD = GrProcessorAnalysisCoverage::kLCD == inputCoverage;
GrProcessorSet::Analysis analysis = do_analysis(xpf, inputColor, inputCoverage, caps);
fCompatibleWithCoverageAsAlpha = analysis.isCompatibleWithCoverageAsAlpha();
fCanCombineOverlappedStencilAndCover = analysis.canCombineOverlappedStencilAndCover();
fIgnoresInputColor = analysis.inputColorIsIgnored();
sk_sp<const GrXferProcessor> xp(
GrXPFactory::MakeXferProcessor(xpf, inputColor, inputCoverage, false, caps));
TEST_ASSERT(!analysis.requiresDstTexture() ||
(isLCD &&
!caps.shaderCaps()->dstReadInShaderSupport() &&
(SkBlendMode::kSrcOver != xfermode ||
!inputColor.isOpaque())));
GetXPOutputTypes(xp.get(), &fPrimaryOutputType, &fSecondaryOutputType);
xp->getBlendInfo(&fBlendInfo);
TEST_ASSERT(!xp->willReadDstColor() ||
(isLCD && (SkBlendMode::kSrcOver != xfermode ||
!inputColor.isOpaque())));
TEST_ASSERT(xp->hasSecondaryOutput() == GrBlendCoeffRefsSrc2(fBlendInfo.fDstBlend));
}
bool fCanCombineOverlappedStencilAndCover;
bool fCompatibleWithCoverageAsAlpha;
bool fIgnoresInputColor;
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) {
GrProcessorAnalysisColor inputColor = GrProcessorAnalysisColor::Opaque::kYes;
GrProcessorAnalysisCoverage inputCoverage = GrProcessorAnalysisCoverage::kLCD;
for (int m = 0; m <= (int)SkBlendMode::kLastCoeffMode; m++) {
SkBlendMode xfermode = static_cast<SkBlendMode>(m);
const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, inputColor, inputCoverage);
switch (xfermode) {
case SkBlendMode::kClear:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kSrc:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kDst:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kSrcOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kSrcIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kDstIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kSrcOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kDstOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kSrcATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kDstATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kXor:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kPlus:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kModulate:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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 SkBlendMode::kScreen:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(kInvalid_OutputType == xpi.fPrimaryOutputType);
TEST_ASSERT(kInvalid_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;
default:
ERRORF(reporter, "Invalid xfermode.");
break;
}
}
}
static void test_color_unknown_with_coverage(skiatest::Reporter* reporter, const GrCaps& caps) {
GrProcessorAnalysisColor inputColor = GrProcessorAnalysisColor::Opaque::kNo;
GrProcessorAnalysisCoverage inputCoverage = GrProcessorAnalysisCoverage::kSingleChannel;
for (int m = 0; m <= (int)SkBlendMode::kLastCoeffMode; m++) {
SkBlendMode xfermode = static_cast<SkBlendMode>(m);
const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, inputColor, inputCoverage);
switch (xfermode) {
case SkBlendMode::kClear:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrc:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDst:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kXor:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kPlus:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kModulate:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kScreen:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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_not_opaque_no_coverage(skiatest::Reporter* reporter, const GrCaps& caps) {
GrProcessorAnalysisColor inputColor(GrColorPackRGBA(229, 0, 154, 240));
GrProcessorAnalysisCoverage inputCoverage = GrProcessorAnalysisCoverage::kNone;
for (int m = 0; m <= (int)SkBlendMode::kLastCoeffMode; m++) {
SkBlendMode xfermode = static_cast<SkBlendMode>(m);
const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, inputColor, inputCoverage);
switch (xfermode) {
case SkBlendMode::kClear:
TEST_ASSERT(xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrc:
TEST_ASSERT(xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDst:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kXor:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kPlus:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kModulate:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kScreen:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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) {
GrProcessorAnalysisColor inputColor = GrProcessorAnalysisColor::Opaque::kYes;
GrProcessorAnalysisCoverage inputCoverage = GrProcessorAnalysisCoverage::kSingleChannel;
for (int m = 0; m <= (int)SkBlendMode::kLastCoeffMode; m++) {
SkBlendMode xfermode = static_cast<SkBlendMode>(m);
const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, inputColor, inputCoverage);
switch (xfermode) {
case SkBlendMode::kClear:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrc:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDst:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kXor:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kPlus:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kModulate:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
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 SkBlendMode::kScreen:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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) {
GrProcessorAnalysisColor inputColor = GrProcessorAnalysisColor::Opaque::kYes;
GrProcessorAnalysisCoverage inputCoverage = GrProcessorAnalysisCoverage::kNone;
for (int m = 0; m <= (int)SkBlendMode::kLastCoeffMode; m++) {
SkBlendMode xfermode = static_cast<SkBlendMode>(m);
const GrPorterDuffTest::XPInfo xpi(reporter, xfermode, caps, inputColor, inputCoverage);
switch (xfermode) {
case SkBlendMode::kClear:
TEST_ASSERT(xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrc:
TEST_ASSERT(xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDst:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOver:
// We don't specialize opaque src-over. See note in GrPorterDuffXferProcessor.cpp
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOver:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstIn:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcOut:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstOut:
TEST_ASSERT(xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kSrcATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kDstATop:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kXor:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kPlus:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kModulate:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
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 SkBlendMode::kScreen:
TEST_ASSERT(!xpi.fCanCombineOverlappedStencilAndCover);
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
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) {
const GrXPFactory* xpf = GrPorterDuffXPFactory::Get(SkBlendMode::kSrcOver);
GrProcessorAnalysisColor color = GrColorPackRGBA(123, 45, 67, 255);
GrProcessorAnalysisCoverage coverage = GrProcessorAnalysisCoverage::kLCD;
TEST_ASSERT(!(GrXPFactory::GetAnalysisProperties(xpf, color, coverage, caps) &
GrXPFactory::AnalysisProperties::kRequiresDstTexture));
sk_sp<const GrXferProcessor> xp_opaque(
GrXPFactory::MakeXferProcessor(xpf, color, coverage, false, caps));
if (!xp_opaque) {
ERRORF(reporter, "Failed to create an XP with LCD coverage.");
return;
}
GrXferProcessor::BlendInfo blendInfo;
xp_opaque->getBlendInfo(&blendInfo);
TEST_ASSERT(blendInfo.fWriteColor);
// Test with non-opaque alpha
color = GrColorPackRGBA(123, 45, 67, 221);
coverage = GrProcessorAnalysisCoverage::kLCD;
TEST_ASSERT(!(GrXPFactory::GetAnalysisProperties(xpf, color, coverage, caps) &
GrXPFactory::AnalysisProperties::kRequiresDstTexture));
sk_sp<const GrXferProcessor> xp(
GrXPFactory::MakeXferProcessor(xpf, color, coverage, false, caps));
if (!xp) {
ERRORF(reporter, "Failed to create an XP with LCD coverage.");
return;
}
xp->getBlendInfo(&blendInfo);
TEST_ASSERT(blendInfo.fWriteColor);
}
DEF_GPUTEST(PorterDuffNoDualSourceBlending, reporter, options) {
GrContextOptions opts = options;
opts.fSuppressDualSourceBlending = true;
sk_gpu_test::GrContextFactory mockFactory(opts);
GrContext* ctx = mockFactory.get(sk_gpu_test::GrContextFactory::kNullGL_ContextType);
if (!ctx) {
SK_ABORT("Failed to create null context without ARB_blend_func_extended.");
return;
}
GrGpu* gpu = ctx->contextPriv().getGpu();
GrProxyProvider* proxyProvider = ctx->contextPriv().proxyProvider();
const GrCaps& caps = *ctx->contextPriv().caps();
if (caps.shaderCaps()->dualSourceBlendingSupport()) {
SK_ABORT("Null context failed to honor request for no ARB_blend_func_extended.");
return;
}
GrBackendTexture backendTex =
gpu->createTestingOnlyBackendTexture(nullptr, 100, 100, GrColorType::kRGBA_8888,
false, GrMipMapped::kNo);
GrXferProcessor::DstProxy fakeDstProxy;
{
sk_sp<GrTextureProxy> proxy =
proxyProvider->wrapBackendTexture(backendTex, kTopLeft_GrSurfaceOrigin);
fakeDstProxy.setProxy(std::move(proxy));
}
static const GrProcessorAnalysisColor colorInputs[] = {
GrProcessorAnalysisColor::Opaque::kNo, GrProcessorAnalysisColor::Opaque::kYes,
GrProcessorAnalysisColor(GrColorPackRGBA(0, 82, 17, 100)),
GrProcessorAnalysisColor(GrColorPackRGBA(0, 82, 17, 255))};
for (const auto& colorInput : colorInputs) {
for (GrProcessorAnalysisCoverage coverageType :
{GrProcessorAnalysisCoverage::kSingleChannel, GrProcessorAnalysisCoverage::kNone}) {
for (int m = 0; m <= (int)SkBlendMode::kLastCoeffMode; m++) {
SkBlendMode xfermode = static_cast<SkBlendMode>(m);
const GrXPFactory* xpf = GrPorterDuffXPFactory::Get(xfermode);
sk_sp<const GrXferProcessor> xp(
GrXPFactory::MakeXferProcessor(xpf, colorInput, coverageType, false, caps));
if (!xp) {
ERRORF(reporter, "Failed to create an XP without dual source blending.");
return;
}
TEST_ASSERT(!xp->hasSecondaryOutput());
}
}
}
gpu->deleteTestingOnlyBackendTexture(backendTex);
}
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