AdvancedBlendTest.cpp File Reference

#include "include/core/SkBlendMode.h"
#include "include/gpu/GrDirectContext.h"
#include "include/private/SkColorData.h"
#include "include/private/gpu/ganesh/GrTypesPriv.h"
#include "src/gpu/Blend.h"
#include "src/gpu/ganesh/GrCaps.h"
#include "src/gpu/ganesh/GrDirectContextPriv.h"
#include "src/gpu/ganesh/GrPaint.h"
#include "src/gpu/ganesh/GrProcessorAnalysis.h"
#include "src/gpu/ganesh/GrProcessorSet.h"
#include "src/gpu/ganesh/GrUserStencilSettings.h"
#include "src/gpu/ganesh/GrXferProcessor.h"
#include "src/gpu/ganesh/effects/GrCustomXfermode.h"
#include "tests/CtsEnforcement.h"
#include "tests/Test.h"
#include <utility>

Go to the source code of this file.

Functions
	DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS (AdvancedBlendTest, reporter, ctxInfo, CtsEnforcement::kApiLevel_T)

Function Documentation

DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS()

DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS	(	AdvancedBlendTest	,
		reporter	,
		ctxInfo	,
		CtsEnforcement::kApiLevel_T
	)

Definition at line 28 of file AdvancedBlendTest.cpp.

                                                                  {
    static constexpr auto opaque = GrProcessorAnalysisColor::Opaque::kYes;
    static constexpr auto coverage = GrProcessorAnalysisCoverage::kSingleChannel;
    const GrCaps& caps = *ctxInfo.directContext()->priv().caps();
 
    for (int mode = (int)SkBlendMode::kLastMode; mode > (int)SkBlendMode::kLastCoeffMode; --mode) {
        const SkBlendMode blendMode = (SkBlendMode)mode;
        const skgpu::BlendEquation blendEquation = (skgpu::BlendEquation)(mode +
                ((int)skgpu::BlendEquation::kOverlay - (int)SkBlendMode::kOverlay));
        const GrXPFactory* xpf = GrCustomXfermode::Get(blendMode);
 
        GrXPFactory::AnalysisProperties xpfAnalysis =
                GrXPFactory::GetAnalysisProperties(xpf, opaque, coverage, caps, GrClampType::kAuto);
 
        GrPaint paint;
        paint.setXPFactory(xpf);
        GrProcessorSet procs(std::move(paint));
        SkPMColor4f overrideColor;
        GrProcessorSet::Analysis processorAnalysis = procs.finalize(
                opaque, coverage, nullptr, &GrUserStencilSettings::kUnused, caps,
                GrClampType::kAuto, &overrideColor);
 
        if (caps.advancedBlendEquationSupport() &&
                !caps.isAdvancedBlendEquationDisabled(blendEquation)) {
            REPORTER_ASSERT(reporter,
                            !(xpfAnalysis & GrXPFactory::AnalysisProperties::kReadsDstInShader));
            if (GrCaps::kAdvancedCoherent_BlendEquationSupport == caps.blendEquationSupport()) {
                REPORTER_ASSERT(reporter, !processorAnalysis.requiresNonOverlappingDraws());
            } else {
                REPORTER_ASSERT(reporter,
                                GrCaps::kAdvanced_BlendEquationSupport
                                        == caps.blendEquationSupport());
                REPORTER_ASSERT(reporter, processorAnalysis.requiresNonOverlappingDraws());
            }
        } else {
            REPORTER_ASSERT(reporter,
                            (xpfAnalysis & GrXPFactory::AnalysisProperties::kReadsDstInShader));
            if (xpfAnalysis & GrXPFactory::AnalysisProperties::kRequiresDstTexture) {
                REPORTER_ASSERT(reporter, processorAnalysis.requiresNonOverlappingDraws());
            } else {
                REPORTER_ASSERT(reporter, !processorAnalysis.requiresNonOverlappingDraws());
            }
        }
    }
}