1/*
2 * Copyright 2016 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef SkBlendModePriv_DEFINED
9#define SkBlendModePriv_DEFINED
10
11#include "include/core/SkBlendMode.h"
12#include "include/core/SkColor.h"
13#include "include/private/SkColorData.h"
14
15class SkRasterPipeline;
16
17bool SkBlendMode_SupportsCoverageAsAlpha(SkBlendMode);
18
19static inline bool SkBlendMode_CaresAboutRBOrder(SkBlendMode mode) {
20 return (mode > SkBlendMode::kLastSeparableMode);
21}
22
23bool SkBlendMode_ShouldPreScaleCoverage(SkBlendMode, bool rgb_coverage);
24void SkBlendMode_AppendStages(SkBlendMode, SkRasterPipeline*);
25
26SkPMColor4f SkBlendMode_Apply(SkBlendMode, const SkPMColor4f& src, const SkPMColor4f& dst);
27
28#if SK_SUPPORT_GPU
29#include "src/gpu/GrXferProcessor.h"
30const GrXPFactory* SkBlendMode_AsXPFactory(SkBlendMode);
31#endif
32
33#endif
34