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skia2/tests/GrPorterDuffTest.cpp
Chris Dalton 57ab06c14e Delete mixed samples 
Mixed samples is no longer relevant for Ganesh. DMSAA and the new
Ganesh architecture both rely on full MSAA, and any platform where
mixed samples is supported will ultimately not use the old
architecture.

Change-Id: I5acc745010e090ef26310d92ec6240be2cd494cf
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/399837
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
2021-04-22 20:11:34 +00:00

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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 "tests/Test.h"
#include "include/gpu/GrBackendSurface.h"
#include "include/gpu/GrContextOptions.h"
#include "include/gpu/GrDirectContext.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/GrXferProcessor.h"
#include "src/gpu/effects/GrPorterDuffXferProcessor.h"
#include "src/gpu/gl/GrGLCaps.h"
#include "src/gpu/ops/GrMeshDrawOp.h"
#include "tools/gpu/GrContextFactory.h"
#include "tools/gpu/ManagedBackendTexture.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(GrPorterDuff, reporter, /*ctxInfo*/) {
GrMockOptions mockOptions;
mockOptions.fDualSourceBlendingSupport = true;
sk_sp<GrDirectContext> context = GrDirectContext::MakeMock(&mockOptions, GrContextOptions());
const GrCaps& caps = *context->priv().getGpu()->caps();
if (!caps.shaderCaps()->dualSourceBlendingSupport()) {
SK_ABORT("Null context does not support dual source blending.");
}
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));
SkPMColor4f overrideColor;
GrProcessorSet::Analysis analysis = procs.finalize(
colorInput, coverageInput, nullptr, &GrUserStencilSettings::kUnused, caps,
GrClampType::kAuto, &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();
fUnaffectedByDstValue = analysis.unaffectedByDstValue();
fIgnoresInputColor = analysis.inputColorIsIgnored();
sk_sp<const GrXferProcessor> xp(
GrXPFactory::MakeXferProcessor(xpf, inputColor, inputCoverage, caps,
GrClampType::kAuto));
TEST_ASSERT(!analysis.requiresDstTexture() ||
(isLCD &&
!caps.shaderCaps()->dstReadInShaderSupport() &&
(SkBlendMode::kSrcOver != xfermode ||
!inputColor.isOpaque())));
// Porter Duff modes currently only use fixed-function or shader blending, and Ganesh
// doesn't yet make use of framebuffer fetches that require a barrier
// (e.g., QCOM_shader_framebuffer_fetch_noncoherent). So dst textures and xfer barriers
// should always go hand in hand for Porter Duff modes.
TEST_ASSERT(analysis.requiresDstTexture() == analysis.requiresNonOverlappingDraws());
GetXPOutputTypes(xp.get(), &fPrimaryOutputType, &fSecondaryOutputType);
fBlendInfo = xp->getBlendInfo();
TEST_ASSERT(!xp->willReadDstColor() ||
(isLCD && (SkBlendMode::kSrcOver != xfermode ||
!inputColor.isOpaque())));
TEST_ASSERT(xp->hasSecondaryOutput() == GrBlendCoeffRefsSrc2(fBlendInfo.fDstBlend));
}
bool fCompatibleWithCoverageAsAlpha;
bool fUnaffectedByDstValue;
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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(
SkPMColor4f::FromBytes_RGBA(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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(!xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(xpi.fUnaffectedByDstValue);
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);
if (caps.shouldCollapseSrcOverToSrcWhenAble()) {
TEST_ASSERT(kZero_GrBlendCoeff == xpi.fBlendInfo.fDstBlend);
} else {
TEST_ASSERT(kISA_GrBlendCoeff == xpi.fBlendInfo.fDstBlend);
}
TEST_ASSERT(xpi.fBlendInfo.fWriteColor);
break;
case SkBlendMode::kDstOver:
TEST_ASSERT(!xpi.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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.fIgnoresInputColor);
TEST_ASSERT(xpi.fCompatibleWithCoverageAsAlpha);
TEST_ASSERT(!xpi.fUnaffectedByDstValue);
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) {
constexpr GrClampType autoClamp = GrClampType::kAuto;
const GrXPFactory* xpf = GrPorterDuffXPFactory::Get(SkBlendMode::kSrcOver);
GrProcessorAnalysisColor color = SkPMColor4f::FromBytes_RGBA(GrColorPackRGBA(123, 45, 67, 255));
GrProcessorAnalysisCoverage coverage = GrProcessorAnalysisCoverage::kLCD;
TEST_ASSERT(!(GrXPFactory::GetAnalysisProperties(xpf, color, coverage, caps, autoClamp) &
GrXPFactory::AnalysisProperties::kRequiresDstTexture));
sk_sp<const GrXferProcessor> xp_opaque(
GrXPFactory::MakeXferProcessor(xpf, color, coverage, caps, autoClamp));
if (!xp_opaque) {
ERRORF(reporter, "Failed to create an XP with LCD coverage.");
return;
}
GrXferProcessor::BlendInfo blendInfo = xp_opaque->getBlendInfo();
TEST_ASSERT(blendInfo.fWriteColor);
// Test with non-opaque alpha
color = SkPMColor4f::FromBytes_RGBA(GrColorPackRGBA(123, 45, 67, 221));
coverage = GrProcessorAnalysisCoverage::kLCD;
TEST_ASSERT(!(GrXPFactory::GetAnalysisProperties(xpf, color, coverage, caps, autoClamp) &
GrXPFactory::AnalysisProperties::kRequiresDstTexture));
sk_sp<const GrXferProcessor> xp(
GrXPFactory::MakeXferProcessor(xpf, color, coverage, caps, autoClamp));
if (!xp) {
ERRORF(reporter, "Failed to create an XP with LCD coverage.");
return;
}
blendInfo = xp->getBlendInfo();
TEST_ASSERT(blendInfo.fWriteColor);
}
DEF_GPUTEST(PorterDuffNoDualSourceBlending, reporter, options) {
GrContextOptions opts = options;
opts.fSuppressDualSourceBlending = true;
sk_gpu_test::GrContextFactory mockFactory(opts);
auto ctx = mockFactory.get(sk_gpu_test::GrContextFactory::kMock_ContextType);
if (!ctx) {
SK_ABORT("Failed to create mock context without ARB_blend_func_extended.");
}
GrProxyProvider* proxyProvider = ctx->priv().proxyProvider();
const GrCaps& caps = *ctx->priv().caps();
if (caps.shaderCaps()->dualSourceBlendingSupport()) {
SK_ABORT("Mock context failed to honor request for no ARB_blend_func_extended.");
}
auto mbet = sk_gpu_test::ManagedBackendTexture::MakeWithoutData(
ctx, 100, 100, kRGBA_8888_SkColorType, GrMipmapped::kNo, GrRenderable::kNo);
if (!mbet) {
ERRORF(reporter, "Could not make texture.");
return;
}
GrXferProcessor::DstProxyView fakeDstProxyView;
{
sk_sp<GrTextureProxy> proxy = proxyProvider->wrapBackendTexture(
mbet->texture(), kBorrow_GrWrapOwnership, GrWrapCacheable::kNo, kRead_GrIOType,
mbet->refCountedCallback());
GrSwizzle swizzle =
caps.getReadSwizzle(mbet->texture().getBackendFormat(), GrColorType::kRGBA_8888);
fakeDstProxyView.setProxyView({std::move(proxy), kTopLeft_GrSurfaceOrigin, swizzle});
}
static const GrProcessorAnalysisColor colorInputs[] = {
GrProcessorAnalysisColor::Opaque::kNo, GrProcessorAnalysisColor::Opaque::kYes,
GrProcessorAnalysisColor(SkPMColor4f::FromBytes_RGBA(GrColorPackRGBA(0, 82, 17, 100))),
GrProcessorAnalysisColor(SkPMColor4f::FromBytes_RGBA(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, caps,
GrClampType::kAuto));
if (!xp) {
ERRORF(reporter, "Failed to create an XP without dual source blending.");
return;
}
TEST_ASSERT(!xp->hasSecondaryOutput());
}
}
}
}
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