/* * Copyright 2019 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "include/core/SkBlendMode.h" #include "include/gpu/GrDirectContext.h" #include "include/private/GrTypesPriv.h" #include "include/private/SkColorData.h" #include "src/gpu/Blend.h" #include "src/gpu/GrCaps.h" #include "src/gpu/GrDirectContextPriv.h" #include "src/gpu/GrPaint.h" #include "src/gpu/GrProcessorAnalysis.h" #include "src/gpu/GrProcessorSet.h" #include "src/gpu/GrUserStencilSettings.h" #include "src/gpu/GrXferProcessor.h" #include "src/gpu/effects/GrCustomXfermode.h" #include "tests/Test.h" #include "tools/gpu/GrContextFactory.h" #include DEF_GPUTEST_FOR_RENDERING_CONTEXTS(AdvancedBlendTest, reporter, ctxInfo) { 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()); } } } }