diff options
author | 2014-12-22 07:35:52 -0800 | |
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committer | 2014-12-22 07:35:52 -0800 | |
commit | 080e673b10ac607305f140ddb245e140ccde40c6 (patch) | |
tree | c8e51428edeeb5fff1075c68a3a408e1f2f0110b /src/gpu/effects/GrPorterDuffXferProcessor.cpp | |
parent | ebc11635e40ccf2a34fb1cdbc9dec635cb3d74d8 (diff) |
Add XP to handle the cases where we disable color write.
BUG=skia:
Review URL: https://codereview.chromium.org/787233003
Diffstat (limited to 'src/gpu/effects/GrPorterDuffXferProcessor.cpp')
-rw-r--r-- | src/gpu/effects/GrPorterDuffXferProcessor.cpp | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/src/gpu/effects/GrPorterDuffXferProcessor.cpp b/src/gpu/effects/GrPorterDuffXferProcessor.cpp index 2dd3d539a6..2b10cadbf1 100644 --- a/src/gpu/effects/GrPorterDuffXferProcessor.cpp +++ b/src/gpu/effects/GrPorterDuffXferProcessor.cpp @@ -9,7 +9,6 @@ #include "GrBlend.h" #include "GrDrawTargetCaps.h" -#include "GrInvariantOutput.h" #include "GrProcessor.h" #include "GrProcOptInfo.h" #include "GrTypes.h" @@ -127,7 +126,6 @@ GrGLXferProcessor* GrPorterDuffXferProcessor::createGLInstance() const { GrXferProcessor::OptFlags GrPorterDuffXferProcessor::getOptimizations(const GrProcOptInfo& colorPOI, const GrProcOptInfo& coveragePOI, - bool colorWriteDisabled, bool doesStencilWrite, GrColor* overrideColor, const GrDrawTargetCaps& caps) { @@ -144,7 +142,6 @@ GrPorterDuffXferProcessor::getOptimizations(const GrProcOptInfo& colorPOI, } else { optFlags = this->internalGetOptimizations(colorPOI, coveragePOI, - colorWriteDisabled, doesStencilWrite); } this->calcOutputTypes(optFlags, caps, coveragePOI.isSolidWhite(), @@ -198,13 +195,7 @@ void GrPorterDuffXferProcessor::calcOutputTypes(GrXferProcessor::OptFlags optFla GrXferProcessor::OptFlags GrPorterDuffXferProcessor::internalGetOptimizations(const GrProcOptInfo& colorPOI, const GrProcOptInfo& coveragePOI, - bool colorWriteDisabled, bool doesStencilWrite) { - if (colorWriteDisabled) { - fSrcBlend = kZero_GrBlendCoeff; - fDstBlend = kOne_GrBlendCoeff; - } - bool srcAIsOne; bool hasCoverage; @@ -399,14 +390,9 @@ bool GrPorterDuffXPFactory::supportsRGBCoverage(GrColor /*knownColor*/, } bool GrPorterDuffXPFactory::canApplyCoverage(const GrProcOptInfo& colorPOI, - const GrProcOptInfo& coveragePOI, - bool colorWriteDisabled) const { + const GrProcOptInfo& coveragePOI) const { bool srcAIsOne = colorPOI.isOpaque(); - if (colorWriteDisabled) { - return true; - } - bool dstCoeffIsOne = kOne_GrBlendCoeff == fDstCoeff || (kSA_GrBlendCoeff == fDstCoeff && srcAIsOne); bool dstCoeffIsZero = kZero_GrBlendCoeff == fDstCoeff || @@ -449,7 +435,6 @@ bool GrPorterDuffXPFactory::canTweakAlphaForCoverage() const { void GrPorterDuffXPFactory::getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo& coveragePOI, - bool colorWriteDisabled, GrXPFactory::InvariantOutput* output) const { if (!coveragePOI.isSolidWhite()) { output->fWillBlendWithDst = true; @@ -516,13 +501,18 @@ void GrPorterDuffXPFactory::getInvariantOutput(const GrProcOptInfo& colorPOI, // TODO: once all SkXferEffects are XP's then we will never reads dst here since only XP's // will readDst and PD XP's don't read dst. - if ((!colorWriteDisabled && colorPOI.readsDst()) || coveragePOI.readsDst()) { + if (colorPOI.readsDst() || coveragePOI.readsDst()) { output->fWillBlendWithDst = true; return; } output->fWillBlendWithDst = false; } +bool GrPorterDuffXPFactory::willReadDst(const GrProcOptInfo& colorPOI, + const GrProcOptInfo& coveragePOI) const { + return colorPOI.readsDst() || coveragePOI.readsDst(); +} + GR_DEFINE_XP_FACTORY_TEST(GrPorterDuffXPFactory); GrXPFactory* GrPorterDuffXPFactory::TestCreate(SkRandom* random, |