1/*
2 * Copyright 2006 The Android Open Source Project
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 SkBlurMaskFilter_DEFINED
9#define SkBlurMaskFilter_DEFINED
10
11// we include this since our callers will need to at least be able to ref/unref
12#include "include/core/SkBlurTypes.h"
13#include "include/core/SkMaskFilter.h"
14#include "include/core/SkRect.h"
15#include "include/core/SkScalar.h"
16
17class SkRRect;
18
19class SK_API SkBlurMaskFilter {
20public:
21#ifdef SK_SUPPORT_LEGACY_EMBOSSMASKFILTER
22 /** Create an emboss maskfilter
23 @param blurSigma standard deviation of the Gaussian blur to apply
24 before applying lighting (e.g. 3)
25 @param direction array of 3 scalars [x, y, z] specifying the direction of the light source
26 @param ambient 0...1 amount of ambient light
27 @param specular coefficient for specular highlights (e.g. 8)
28 @return the emboss maskfilter
29 */
30 static sk_sp<SkMaskFilter> MakeEmboss(SkScalar blurSigma, const SkScalar direction[3],
31 SkScalar ambient, SkScalar specular);
32#endif
33};
34
35#endif
36