Adds local coords to GrEffect system.

src/effects/gradients/SkRadialGradient.cpp

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkRadialGradient.h"
 #include "SkRadialGradient_Table.h"
@@ skipping 456 matching lines @@
 /////////////////////////////////////////////////////////////////////
 
 #if SK_SUPPORT_GPU
 
 #include "GrTBackendEffectFactory.h"
 
 class GrGLRadialGradient : public GrGLGradientEffect {
 public:
 
     GrGLRadialGradient(const GrBackendEffectFactory& factory,
-                       const GrEffectRef&) : INHERITED (factory) { }
+                       const GrDrawEffect&) : INHERITED (factory) { }
     virtual ~GrGLRadialGradient() { }
 
     virtual void emitCode(GrGLShaderBuilder*,
-                          const GrEffectStage&,
+                          const GrDrawEffect&,
                           EffectKey,
-                          const char* vertexCoords,
                           const char* outputColor,
                           const char* inputColor,
                           const TextureSamplerArray&) SK_OVERRIDE;
 
-    static EffectKey GenKey(const GrEffectStage& stage, const GrGLCaps&) {
-        return GenMatrixKey(stage);
+    static EffectKey GenKey(const GrDrawEffect& drawEffect, const GrGLCaps&) {
+        return GenMatrixKey(drawEffect);
     }
 
 private:
 
     typedef GrGLGradientEffect INHERITED;
 
 };
 
 /////////////////////////////////////////////////////////////////////
 
@@ skipping 47 matching lines @@
     SkAutoTUnref<SkShader> shader(SkGradientShader::CreateRadial(center, radius,
                                                                  colors, stops, colorCount,
                                                                  tm));
     SkPaint paint;
     return shader->asNewEffect(context, paint);
 }
 
 /////////////////////////////////////////////////////////////////////
 
 void GrGLRadialGradient::emitCode(GrGLShaderBuilder* builder,
-                                  const GrEffectStage&,
+                                  const GrDrawEffect&,
                                   EffectKey key,
-                                  const char* vertexCoords,
                                   const char* outputColor,
                                   const char* inputColor,
                                   const TextureSamplerArray& samplers) {
     this->emitYCoordUniform(builder);
     const char* coords;
-    this->setupMatrix(builder, key, vertexCoords, &coords);
+    this->setupMatrix(builder, key, &coords);
     SkString t("length(");
     t.append(coords);
     t.append(")");
     this->emitColorLookup(builder, t.c_str(), outputColor, inputColor, samplers[0]);
 }
 
 /////////////////////////////////////////////////////////////////////
 
 GrEffectRef* SkRadialGradient::asNewEffect(GrContext* context, const SkPaint&) const {
     SkASSERT(NULL != context);
@@ skipping 25 matching lines @@
     str->appendScalar(fCenter.fY);
     str->append(") radius: ");
     str->appendScalar(fRadius);
     str->append(" ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif