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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrTextureDomainEffect_DEFINED
#define GrTextureDomainEffect_DEFINED
//#include "GrCustomStage.h"
#include "GrSingleTextureEffect.h"
#include "GrRect.h"
class GrGLTextureDomainEffect;
/**
* Limits a texture's lookup coordinates to a domain.
*/
class GrTextureDomainEffect : public GrSingleTextureEffect {
public:
GrTextureDomainEffect(GrTexture*, GrRect domain);
virtual ~GrTextureDomainEffect();
static const char* Name() { return "TextureDomain"; }
typedef GrGLTextureDomainEffect GLProgramStage;
virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
virtual bool isEqual(const GrCustomStage&) const SK_OVERRIDE;
const GrRect& domain() const { return fTextureDomain; }
protected:
GrRect fTextureDomain;
private:
GR_DECLARE_CUSTOM_STAGE_TEST;
typedef GrSingleTextureEffect INHERITED;
};
#endif
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