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/*
* Copyright 2010 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkGr_DEFINED
#define SkGr_DEFINED
#include "GrColor.h"
#include "GrTextureAccess.h"
#include "SkColor.h"
#include "SkColorPriv.h"
#include "SkFilterQuality.h"
#include "SkImageInfo.h"
class GrContext;
class GrTexture;
class GrTextureParams;
class SkBitmap;
////////////////////////////////////////////////////////////////////////////////
// Sk to Gr Type conversions
static inline GrColor SkColorToPremulGrColor(SkColor c) {
SkPMColor pm = SkPreMultiplyColor(c);
unsigned r = SkGetPackedR32(pm);
unsigned g = SkGetPackedG32(pm);
unsigned b = SkGetPackedB32(pm);
unsigned a = SkGetPackedA32(pm);
return GrColorPackRGBA(r, g, b, a);
}
static inline GrColor SkColorToUnpremulGrColor(SkColor c) {
unsigned r = SkColorGetR(c);
unsigned g = SkColorGetG(c);
unsigned b = SkColorGetB(c);
unsigned a = SkColorGetA(c);
return GrColorPackRGBA(r, g, b, a);
}
static inline GrColor SkColorToOpaqueGrColor(SkColor c) {
unsigned r = SkColorGetR(c);
unsigned g = SkColorGetG(c);
unsigned b = SkColorGetB(c);
return GrColorPackRGBA(r, g, b, 0xFF);
}
/** Replicates the SkColor's alpha to all four channels of the GrColor. */
static inline GrColor SkColorAlphaToGrColor(SkColor c) {
U8CPU a = SkColorGetA(c);
return GrColorPackRGBA(a, a, a, a);
}
static inline SkPMColor GrColorToSkPMColor(GrColor c) {
GrColorIsPMAssert(c);
return SkPackARGB32(GrColorUnpackA(c), GrColorUnpackR(c), GrColorUnpackG(c), GrColorUnpackB(c));
}
static inline GrColor SkPMColorToGrColor(SkPMColor c) {
return GrColorPackRGBA(SkGetPackedR32(c), SkGetPackedG32(c), SkGetPackedB32(c),
SkGetPackedA32(c));
}
////////////////////////////////////////////////////////////////////////////////
GrTexture* GrRefCachedBitmapTexture(GrContext*, const SkBitmap&, const GrTextureParams&);
// TODO: Move SkImageInfo2GrPixelConfig to SkGrPriv.h (requires cleanup to SkWindow its subclasses).
GrPixelConfig SkImageInfo2GrPixelConfig(SkColorType, SkAlphaType, SkColorProfileType);
static inline GrPixelConfig SkImageInfo2GrPixelConfig(const SkImageInfo& info) {
return SkImageInfo2GrPixelConfig(info.colorType(), info.alphaType(), info.profileType());
}
GrTextureParams::FilterMode GrSkFilterQualityToGrFilterMode(SkFilterQuality paintFilterQuality,
const SkMatrix& viewM,
const SkMatrix& localM,
bool* doBicubic);
////////////////////////////////////////////////////////////////////////////////
SkImageInfo GrMakeInfoFromTexture(GrTexture* tex, int w, int h, bool isOpaque);
// Using the dreaded SkGrPixelRef ...
SK_API void GrWrapTextureInBitmap(GrTexture* src, int w, int h, bool isOpaque,
SkBitmap* dst);
#endif
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