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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 SkXfermode_proccoeff_DEFINED
#define SkXfermode_proccoeff_DEFINED
#include "SkReadBuffer.h"
#include "SkWriteBuffer.h"
struct ProcCoeff {
SkXfermodeProc fProc;
SkXfermodeProc4f fProc4f;
};
#define CANNOT_USE_COEFF SkXfermode::Coeff(-1)
class SK_API SkProcCoeffXfermode : public SkXfermode {
public:
SkProcCoeffXfermode(const ProcCoeff& rec, SkBlendMode mode) {
fMode = mode;
fProc = rec.fProc;
}
void xfer32(SkPMColor dst[], const SkPMColor src[], int count,
const SkAlpha aa[]) const override;
bool asMode(Mode* mode) const override;
bool supportsCoverageAsAlpha() const override;
bool isOpaque(SkXfermode::SrcColorOpacity opacityType) const override;
#if SK_SUPPORT_GPU
sk_sp<GrFragmentProcessor> makeFragmentProcessorForImageFilter(
sk_sp<GrFragmentProcessor>) const override;
const GrXPFactory* asXPFactory() const override;
#endif
SK_TO_STRING_OVERRIDE()
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkProcCoeffXfermode)
protected:
void flatten(SkWriteBuffer& buffer) const override;
SkBlendMode getMode() const { return fMode; }
SkXfermodeProc getProc() const { return fProc; }
private:
SkXfermodeProc fProc;
SkBlendMode fMode;
friend class SkXfermode;
typedef SkXfermode INHERITED;
};
#endif // #ifndef SkXfermode_proccoeff_DEFINED
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