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src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLFragmentOnlyProgramBuilder.h"
 #include "../GrGpuGL.h"
 
 GrGLFragmentOnlyProgramBuilder::GrGLFragmentOnlyProgramBuilder(GrGpuGL* gpu,
                                                                const GrGLProgramDesc& desc)
     : INHERITED(gpu, desc) {
     SkASSERT(!desc.getHeader().fRequiresVertexShader);
     SkASSERT(gpu->glCaps().pathRenderingSupport());
     SkASSERT(GrGLProgramDesc::kAttribute_ColorInput != desc.getHeader().fColorInput);
     SkASSERT(GrGLProgramDesc::kAttribute_ColorInput != desc.getHeader().fCoverageInput);
 }
 
 int GrGLFragmentOnlyProgramBuilder::addTexCoordSets(int count) {
     int firstFreeCoordSet = fTexCoordSetCnt;
     fTexCoordSetCnt += count;
     SkASSERT(gpu()->glCaps().maxFixedFunctionTextureCoords() >= fTexCoordSetCnt);
     return firstFreeCoordSet;
 }
 
 void
-GrGLFragmentOnlyProgramBuilder::createAndEmitEffects(const GrEffectStage* geometryProcessor,
-                                                     const GrEffectStage* colorStages[],
-                                                     const GrEffectStage* coverageStages[],
+GrGLFragmentOnlyProgramBuilder::createAndEmitEffects(const GrGeometryStage* geometryProcessor,
+                                                     const GrFragmentStage* colorStages[],
+                                                     const GrFragmentStage* coverageStages[],
                                                      GrGLSLExpr4* inputColor,
                                                      GrGLSLExpr4* inputCoverage) {
     ///////////////////////////////////////////////////////////////////////////
     // emit the per-effect code for both color and coverage effects
 
     EffectKeyProvider colorKeyProvider(&this->desc(), EffectKeyProvider::kColor_EffectType);
     fColorEffects.reset(this->onCreateAndEmitEffects(colorStages,
                                                      this->desc().numColorEffects(),
                                                      colorKeyProvider,
                                                      inputColor));
 
     EffectKeyProvider coverageKeyProvider(&this->desc(), EffectKeyProvider::kCoverage_EffectType);
     fCoverageEffects.reset(this->onCreateAndEmitEffects(coverageStages,
                                                         this->desc().numCoverageEffects(),
                                                         coverageKeyProvider,
                                                         inputCoverage));
 }
 
 GrGLProgramEffects* GrGLFragmentOnlyProgramBuilder::onCreateAndEmitEffects(
-        const GrEffectStage* effectStages[], int effectCnt,
+        const GrFragmentStage* effectStages[], int effectCnt,
         const GrGLProgramDesc::EffectKeyProvider& keyProvider, GrGLSLExpr4* inOutFSColor) {
-
     fProgramEffects.reset(SkNEW_ARGS(GrGLPathTexGenProgramEffects, (effectCnt)));
     this->INHERITED::createAndEmitEffects(effectStages,
                                           effectCnt,
                                           keyProvider,
                                           inOutFSColor);
     return fProgramEffects.detach();
 }
 
-void GrGLFragmentOnlyProgramBuilder::emitEffect(const GrEffectStage& stage,
-                                                 const GrEffectKey& key,
-                                                 const char* outColor,
-                                                 const char* inColor,
-                                                 int stageIndex) {
+void GrGLFragmentOnlyProgramBuilder::emitEffect(const GrProcessorStage& stage,
+                                                const GrProcessorKey& key,
+                                                const char* outColor,
+                                                const char* inColor,
+                                                int stageIndex) {
     SkASSERT(fProgramEffects.get());
-    const GrEffect& effect = *stage.getEffect();
-    SkASSERT(0 == effect.getVertexAttribs().count());
+    const GrProcessor& effect = *stage.getProcessor();
 
-    SkSTArray<2, GrGLEffect::TransformedCoords> coords(effect.numTransforms());
-    SkSTArray<4, GrGLEffect::TextureSampler> samplers(effect.numTextures());
+    SkSTArray<2, GrGLProcessor::TransformedCoords> coords(effect.numTransforms());
+    SkSTArray<4, GrGLProcessor::TextureSampler> samplers(effect.numTextures());
 
     this->setupPathTexGen(stage, &coords);
     this->emitSamplers(effect, &samplers);
 
-    GrGLEffect* glEffect = effect.getFactory().createGLInstance(effect);
-    SkASSERT(!glEffect->isVertexEffect());
+    SkASSERT(fEffectEmitter);
+    GrGLProcessor* glEffect = fEffectEmitter->createGLInstance();
     fProgramEffects->addEffect(glEffect);
 
     GrGLFragmentShaderBuilder* fsBuilder = this->getFragmentShaderBuilder();
     // Enclose custom code in a block to avoid namespace conflicts
     SkString openBrace;
     openBrace.printf("\t{ // Stage %d: %s\n", stageIndex, glEffect->name());
     fsBuilder->codeAppend(openBrace.c_str());
 
-    glEffect->emitCode(this, effect, key, outColor, inColor, coords, samplers);
+    fEffectEmitter->emit(key, outColor, inColor, coords, samplers);
 
     fsBuilder->codeAppend("\t}\n");
 }
 
-void GrGLFragmentOnlyProgramBuilder::setupPathTexGen(const GrEffectStage& effectStage,
-                                           GrGLEffect::TransformedCoordsArray* outCoords) {
-    int numTransforms = effectStage.getEffect()->numTransforms();
+void GrGLFragmentOnlyProgramBuilder::setupPathTexGen(
+        const GrProcessorStage& effectStage, GrGLProcessor::TransformedCoordsArray* outCoords) {
+    int numTransforms = effectStage.getProcessor()->numTransforms();
     int texCoordIndex = this->addTexCoordSets(numTransforms);
 
     fProgramEffects->addTransforms(texCoordIndex);
 
     SkString name;
     for (int t = 0; t < numTransforms; ++t) {
         GrSLType type =
                 effectStage.isPerspectiveCoordTransform(t, false) ?
                         kVec3f_GrSLType :
                         kVec2f_GrSLType;
 
         name.printf("%s(gl_TexCoord[%i])", GrGLSLTypeString(type), texCoordIndex++);
-        SkNEW_APPEND_TO_TARRAY(outCoords, GrGLEffect::TransformedCoords, (name, type));
+        SkNEW_APPEND_TO_TARRAY(outCoords, GrGLProcessor::TransformedCoords, (name, type));
     }
 }