| /* |
| * 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 "Test.h" |
| |
| #include "GrContextPriv.h" |
| #include "GrPaint.h" |
| #include "GrProcessorSet.h" |
| #include "effects/GrCustomXfermode.h" |
| |
| 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.grContext()->priv().caps(); |
| |
| for (int mode = (int)SkBlendMode::kLastMode; mode > (int)SkBlendMode::kLastCoeffMode; --mode) { |
| const SkBlendMode blendMode = (SkBlendMode)mode; |
| const GrBlendEquation blendEquation = |
| (GrBlendEquation)(mode + (kOverlay_GrBlendEquation - (int)SkBlendMode::kOverlay)); |
| const GrXPFactory* xpf = GrCustomXfermode::Get(blendMode); |
| |
| GrXPFactory::AnalysisProperties xpfAnalysis = |
| GrXPFactory::GetAnalysisProperties(xpf, opaque, coverage, caps); |
| |
| GrPaint paint; |
| paint.setXPFactory(xpf); |
| GrProcessorSet procs(std::move(paint)); |
| SkPMColor4f overrideColor; |
| GrProcessorSet::Analysis processorAnalysis = |
| procs.finalize(opaque, coverage, nullptr, false, caps, &overrideColor); |
| |
| if (caps.advancedBlendEquationSupport() && |
| !caps.isAdvancedBlendEquationBlacklisted(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()); |
| } |
| } |
| } |
| } |