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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkGrPriv_DEFINED
#define SkGrPriv_DEFINED
#include "GrTypes.h"
#include "SkPoint.h"
class GrCaps;
class GrUniqueKey;
/**
* Our key includes the offset, width, and height so that bitmaps created by extractSubset()
* are unique.
*
* The imageID is in the shared namespace (see SkNextID::ImageID()
* - SkBitmap/SkPixelRef
* - SkImage
* - SkImageGenerator
*
* Note: width/height must fit in 16bits for this impl.
*/
void GrMakeKeyFromImageID(GrUniqueKey* key, uint32_t imageID,
U16CPU width, U16CPU height, SkIPoint origin,
const GrCaps&, SkImageUsageType);
#endif
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