| OLD | NEW |
|---|
| (Empty) |
| 1 /* | |
| 2 * Copyright 2013 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #ifndef GrCircleEdgeEffect_DEFINED | |
| 9 #define GrCircleEdgeEffect_DEFINED | |
| 10 | |
| 11 #include "GrEffect.h" | |
| 12 | |
| 13 class GrGLCircleEdgeEffect; | |
| 14 | |
| 15 /** | |
| 16 * The output of this effect is a modulation of the input color and coverage for
a circle, | |
| 17 * specified as center_x, center_y, x_radius, inner radius and outer radius in w
indow space | |
| 18 * (y-down). | |
| 19 */ | |
| 20 | |
| 21 class GrCircleEdgeEffect : public GrEffect { | |
| 22 public: | |
| 23 static GrEffectRef* Create(bool stroke) { | |
| 24 // we go through this so we only have one copy of each effect (stroked/f
illed) | |
| 25 static SkAutoTUnref<GrEffectRef> gCircleStrokeEdgeEffectRef( | |
| 26 CreateEffectRef(AutoEffectUnref(SkNEW_ARGS(GrCircleEdgeE
ffect, (true))))); | |
| 27 static SkAutoTUnref<GrEffectRef> gCircleFillEdgeEffectRef( | |
| 28 CreateEffectRef(AutoEffectUnref(SkNEW_ARGS(GrCircleEdgeE
ffect, (false))))); | |
| 29 | |
| 30 if (stroke) { | |
| 31 gCircleStrokeEdgeEffectRef.get()->ref(); | |
| 32 return gCircleStrokeEdgeEffectRef; | |
| 33 } else { | |
| 34 gCircleFillEdgeEffectRef.get()->ref(); | |
| 35 return gCircleFillEdgeEffectRef; | |
| 36 } | |
| 37 } | |
| 38 | |
| 39 virtual ~GrCircleEdgeEffect() {} | |
| 40 | |
| 41 static const char* Name() { return "CircleEdge"; } | |
| 42 | |
| 43 virtual void getConstantColorComponents(GrColor* color, uint32_t* validFlags
) const SK_OVERRIDE; | |
| 44 | |
| 45 typedef GrGLCircleEdgeEffect GLEffect; | |
| 46 | |
| 47 virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE; | |
| 48 | |
| 49 inline bool isStroked() const { return fStroke; } | |
| 50 | |
| 51 private: | |
| 52 GrCircleEdgeEffect(bool stroke); | |
| 53 | |
| 54 virtual bool onIsEqual(const GrEffect& other) const SK_OVERRIDE { | |
| 55 const GrCircleEdgeEffect& cee = CastEffect<GrCircleEdgeEffect>(other); | |
| 56 return cee.fStroke == fStroke; | |
| 57 } | |
| 58 | |
| 59 bool fStroke; | |
| 60 | |
| 61 GR_DECLARE_EFFECT_TEST; | |
| 62 | |
| 63 typedef GrEffect INHERITED; | |
| 64 }; | |
| 65 | |
| 66 #endif | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 13344002:
Move edge GrEffects to locally defined classes (Closed)
Base URL: http://skia.googlecode.com/svn/trunk/