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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "GrPathProcessor.h" | 8 #include "GrPathProcessor.h" |
9 | 9 |
10 #include "gl/GrGLGpu.h" | 10 #include "gl/GrGLGpu.h" |
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28 void emitCode(EmitArgs& args) override { | 28 void emitCode(EmitArgs& args) override { |
29 GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder; | 29 GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder; |
30 const GrPathProcessor& pathProc = args.fGP.cast<GrPathProcessor>(); | 30 const GrPathProcessor& pathProc = args.fGP.cast<GrPathProcessor>(); |
31 | 31 |
32 // emit transforms | 32 // emit transforms |
33 this->emitTransforms(args.fVaryingHandler, args.fTransformsIn, args.fTra
nsformsOut); | 33 this->emitTransforms(args.fVaryingHandler, args.fTransformsIn, args.fTra
nsformsOut); |
34 | 34 |
35 // Setup uniform color | 35 // Setup uniform color |
36 if (pathProc.overrides().readsColor()) { | 36 if (pathProc.overrides().readsColor()) { |
37 const char* stagedLocalVarName; | 37 const char* stagedLocalVarName; |
38 fColorUniform = args.fUniformHandler->addUniform( | 38 fColorUniform = args.fUniformHandler->addUniform(kFragment_GrShaderF
lag, |
39 GrGLSLUniformHandler::k
Fragment_Visibility, | 39 kVec4f_GrSLType, |
40 kVec4f_GrSLType, | 40 kDefault_GrSLPrecis
ion, |
41 kDefault_GrSLPrecision, | 41 "Color", |
42 "Color", | 42 &stagedLocalVarName
); |
43 &stagedLocalVarName); | |
44 fragBuilder->codeAppendf("%s = %s;", args.fOutputColor, stagedLocalV
arName); | 43 fragBuilder->codeAppendf("%s = %s;", args.fOutputColor, stagedLocalV
arName); |
45 } | 44 } |
46 | 45 |
47 // setup constant solid coverage | 46 // setup constant solid coverage |
48 if (pathProc.overrides().readsCoverage()) { | 47 if (pathProc.overrides().readsCoverage()) { |
49 fragBuilder->codeAppendf("%s = vec4(1);", args.fOutputCoverage); | 48 fragBuilder->codeAppendf("%s = vec4(1);", args.fOutputCoverage); |
50 } | 49 } |
51 } | 50 } |
52 | 51 |
53 void emitTransforms(GrGLSLVaryingHandler* varyingHandler, | 52 void emitTransforms(GrGLSLVaryingHandler* varyingHandler, |
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131 | 130 |
132 void GrPathProcessor::getGLSLProcessorKey(const GrGLSLCaps& caps, | 131 void GrPathProcessor::getGLSLProcessorKey(const GrGLSLCaps& caps, |
133 GrProcessorKeyBuilder* b) const { | 132 GrProcessorKeyBuilder* b) const { |
134 GrGLPathProcessor::GenKey(*this, caps, b); | 133 GrGLPathProcessor::GenKey(*this, caps, b); |
135 } | 134 } |
136 | 135 |
137 GrGLSLPrimitiveProcessor* GrPathProcessor::createGLSLInstance(const GrGLSLCaps&
caps) const { | 136 GrGLSLPrimitiveProcessor* GrPathProcessor::createGLSLInstance(const GrGLSLCaps&
caps) const { |
138 SkASSERT(caps.pathRenderingSupport()); | 137 SkASSERT(caps.pathRenderingSupport()); |
139 return new GrGLPathProcessor(); | 138 return new GrGLPathProcessor(); |
140 } | 139 } |
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