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path: root/src/effects/GrCircleBlurFragmentProcessor.cpp
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Diffstat (limited to 'src/effects/GrCircleBlurFragmentProcessor.cpp')
-rw-r--r--src/effects/GrCircleBlurFragmentProcessor.cpp8
1 files changed, 3 insertions, 5 deletions
diff --git a/src/effects/GrCircleBlurFragmentProcessor.cpp b/src/effects/GrCircleBlurFragmentProcessor.cpp
index 329529dbbd..d3eb325b34 100644
--- a/src/effects/GrCircleBlurFragmentProcessor.cpp
+++ b/src/effects/GrCircleBlurFragmentProcessor.cpp
@@ -47,7 +47,6 @@ void GrCircleBlurFragmentProcessor::GLSLProcessor::emitCode(EmitArgs& args) {
&dataName);
GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
- const char *fragmentPos = fragBuilder->fragmentPosition();
if (args.fInputColor) {
fragBuilder->codeAppendf("vec4 src=%s;", args.fInputColor);
@@ -57,9 +56,9 @@ void GrCircleBlurFragmentProcessor::GLSLProcessor::emitCode(EmitArgs& args) {
// We just want to compute "(length(vec) - %s.z + 0.5) * %s.w" but need to rearrange
// for precision.
- fragBuilder->codeAppendf("vec2 vec = vec2( (%s.x - %s.x) * %s.w , (%s.y - %s.y) * %s.w );",
- fragmentPos, dataName, dataName,
- fragmentPos, dataName, dataName);
+ fragBuilder->codeAppendf("vec2 vec = vec2( (sk_FragCoord.x - %s.x) * %s.w, "
+ "(sk_FragCoord.y - %s.y) * %s.w );",
+ dataName, dataName, dataName, dataName);
fragBuilder->codeAppendf("float dist = length(vec) + (0.5 - %s.z) * %s.w;",
dataName, dataName);
@@ -95,7 +94,6 @@ GrCircleBlurFragmentProcessor::GrCircleBlurFragmentProcessor(const SkRect& circl
, fBlurProfileSampler(blurProfile, GrSamplerParams::kBilerp_FilterMode) {
this->initClassID<GrCircleBlurFragmentProcessor>();
this->addTextureSampler(&fBlurProfileSampler);
- this->setWillReadFragmentPosition();
}
GrGLSLFragmentProcessor* GrCircleBlurFragmentProcessor::onCreateGLSLInstance() const {