diff options
| -rw-r--r-- | src/gpu/effects/GrPorterDuffXferProcessor.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/gpu/effects/GrPorterDuffXferProcessor.cpp b/src/gpu/effects/GrPorterDuffXferProcessor.cpp index d3ef717c35..269262b343 100644 --- a/src/gpu/effects/GrPorterDuffXferProcessor.cpp +++ b/src/gpu/effects/GrPorterDuffXferProcessor.cpp @@ -807,10 +807,11 @@ static inline GrXPFactory::AnalysisProperties analysis_properties( if (GrProcessorAnalysisCoverage::kLCD == coverage) { // Check for special case of srcover with a known color which can be done using the // blend constant. - if (SkBlendMode::kSrcOver == mode && color.isConstant() && color.isOpaque()) { + if (SkBlendMode::kSrcOver == mode && color.isConstant() && color.isOpaque() && + !caps.shaderCaps()->dstReadInShaderSupport()) { props |= AnalysisProperties::kIgnoresInputColor; } else { - if (get_lcd_blend_formula(mode).hasSecondaryOutput()) { + if (get_lcd_blend_formula(mode).hasSecondaryOutput() || !color.isOpaque()) { props |= AnalysisProperties::kReadsDstInShader; } } |