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Use GrCoordTransform precision to set uniform matrix precision

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Review URL: https://codereview.chromium.org/784103003
This commit is contained in:
bsalomon 2014-12-09 10:38:57 -08:00 committed by Commit bot
parent 309e346744
commit 54a57f5cf1
1 changed files with 4 additions and 2 deletions
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6
src/gpu/gl/builders/GrGLProgramBuilder.cpp
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@ -384,6 +384,8 @@ void GrGLProgramBuilder::emitTransforms(const GrPendingFragmentStage& stage,
const char* uniName = "StageMatrix";
GrSLType varyingType = stage.isPerspectiveCoordTransform(t) ? kVec3f_GrSLType :
kVec2f_GrSLType;
GrSLPrecision precision = processor->coordTransform(t).precision();
SkString suffixedUniName;
if (0 != t) {
suffixedUniName.append(uniName);
@ -391,7 +393,7 @@ void GrGLProgramBuilder::emitTransforms(const GrPendingFragmentStage& stage,
uniName = suffixedUniName.c_str();
}
ifp->fTransforms[t].fHandle = this->addUniform(GrGLProgramBuilder::kVertex_Visibility,
kMat33f_GrSLType, kDefault_GrSLPrecision,
kMat33f_GrSLType, precision,
uniName,
&uniName).toShaderBuilderIndex();
@ -407,7 +409,7 @@ void GrGLProgramBuilder::emitTransforms(const GrPendingFragmentStage& stage,
const char* coords = useLocalCoords ? fVS.localCoords() : fVS.positionCoords();
GrGLVertToFrag v(varyingType);
this->addVarying(varyingName, &v, processor->coordTransform(t).precision());
this->addVarying(varyingName, &v, precision);
fCoordVaryings.push_back(TransformVarying(v, uniName, coords));
SkASSERT(kVec2f_GrSLType == varyingType || kVec3f_GrSLType == varyingType);