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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrCustomCoordsTextureEffect_DEFINED
#define GrCustomCoordsTextureEffect_DEFINED
#include "GrEffect.h"
#include "GrVertexEffect.h"
class GrGLCustomCoordsTextureEffect;
/**
* The output color of this effect is a modulation of the input color and a sample from a texture.
* It allows explicit specification of the filtering and wrap modes (GrTextureParams). The input
* coords are a custom attribute.
*/
class GrCustomCoordsTextureEffect : public GrVertexEffect {
public:
static GrEffectRef* Create(GrTexture* tex, const GrTextureParams& p) {
AutoEffectUnref effect(SkNEW_ARGS(GrCustomCoordsTextureEffect, (tex, p)));
return CreateEffectRef(effect);
}
virtual ~GrCustomCoordsTextureEffect() {}
static const char* Name() { return "Texture"; }
virtual void getConstantColorComponents(GrColor* color, uint32_t* validFlags) const SK_OVERRIDE;
typedef GrGLCustomCoordsTextureEffect GLEffect;
virtual const GrBackendEffectFactory& getFactory() const SK_OVERRIDE;
private:
GrCustomCoordsTextureEffect(GrTexture* texture, const GrTextureParams& params);
virtual bool onIsEqual(const GrEffect& other) const SK_OVERRIDE;
GrTextureAccess fTextureAccess;
GR_DECLARE_EFFECT_TEST;
typedef GrVertexEffect INHERITED;
};
#endif
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