GPU Gradients

src/effects/gradients/SkLinearGradient.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 "SkLinearGradient.h"
 
 static inline int repeat_bits(int x, const int bits) {
@@ skipping 433 matching lines @@
     virtual ~GrGLLinearGradient() { }
 
     virtual void emitCode(GrGLShaderBuilder*,
                           const GrDrawEffect&,
                           EffectKey,
                           const char* outputColor,
                           const char* inputColor,
                           const TextureSamplerArray&) SK_OVERRIDE;
 
     static EffectKey GenKey(const GrDrawEffect& drawEffect, const GrGLCaps&) {
-        return GenMatrixKey(drawEffect);
+        return GenBaseGradientKey(drawEffect);
     }
 
 private:
 
     typedef GrGLGradientEffect INHERITED;
 };
 
 /////////////////////////////////////////////////////////////////////
 
 class GrLinearGradient : public GrGradientEffect {
@@ skipping 51 matching lines @@
 }
 
 /////////////////////////////////////////////////////////////////////
 
 void GrGLLinearGradient::emitCode(GrGLShaderBuilder* builder,
                                   const GrDrawEffect&,
                                   EffectKey key,
                                   const char* outputColor,
                                   const char* inputColor,
                                   const TextureSamplerArray& samplers) {
-    this->emitYCoordUniform(builder);
+    this->emitUniforms(builder, key);
     SkString coords;
     this->setupMatrix(builder, key, &coords);
     SkString t;
     t.append(coords);
     t.append(".x");
-    this->emitColorLookup(builder, t.c_str(), outputColor, inputColor, samplers[0]);
+    this->emitColor(builder, t.c_str(), key, outputColor, inputColor, samplers);
 }
 
 /////////////////////////////////////////////////////////////////////
 
 GrEffectRef* SkLinearGradient::asNewEffect(GrContext* context, const SkPaint&) const {
     SkASSERT(NULL != context);
     SkMatrix matrix;
     if (!this->getLocalMatrix().invert(&matrix)) {
         return NULL;
     }
@@ skipping 15 matching lines @@
     str->append("SkLinearGradient (");
 
     str->appendf("start: (%f, %f)", fStart.fX, fStart.fY);
     str->appendf(" end: (%f, %f) ", fEnd.fX, fEnd.fY);
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif