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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 GrSingleTextureEffect_DEFINED
#define GrSingleTextureEffect_DEFINED
#include "GrCustomStage.h"
class GrGLSingleTextureEffect;
/**
* An effect that merely blits a single texture; commonly used as a base class.
*/
class GrSingleTextureEffect : public GrCustomStage {
public:
/** Uses default texture params (unfiltered, clamp) */
GrSingleTextureEffect(GrTexture* texture);
/** Uses default tile mode (clamp) */
GrSingleTextureEffect(GrTexture* texture, bool bilerp);
GrSingleTextureEffect(GrTexture* texture, const GrTextureParams&);
virtual ~GrSingleTextureEffect();
virtual int numTextures() const SK_OVERRIDE;
virtual const GrTextureAccess& textureAccess(int index) const SK_OVERRIDE;
static const char* Name() { return "Single Texture"; }
typedef GrGLSingleTextureEffect GLProgramStage;
virtual const GrProgramStageFactory& getFactory() const SK_OVERRIDE;
private:
GR_DECLARE_CUSTOM_STAGE_TEST;
GrTextureAccess fTextureAccess;
typedef GrCustomStage INHERITED;
};
#endif
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