reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1 | /* |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 2 | * Copyright 2006 The Android Open Source Project |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 3 | * |
epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #ifndef SkEmbossMaskFilter_DEFINED |
| 9 | #define SkEmbossMaskFilter_DEFINED |
| 10 | |
| 11 | #include "SkMaskFilter.h" |
| 12 | |
| 13 | /** \class SkEmbossMaskFilter |
| 14 | |
| 15 | This mask filter creates a 3D emboss look, by specifying a light and blur amount. |
| 16 | */ |
tfarina@chromium.org | 6806fe8 | 2012-10-12 14:41:39 +0000 | [diff] [blame] | 17 | class SK_API SkEmbossMaskFilter : public SkMaskFilter { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 18 | public: |
| 19 | struct Light { |
| 20 | SkScalar fDirection[3]; // x,y,z |
| 21 | uint16_t fPad; |
| 22 | uint8_t fAmbient; |
| 23 | uint8_t fSpecular; // exponent, 4.4 right now |
| 24 | }; |
| 25 | |
reed | efdfd51 | 2016-04-04 10:02:58 -0700 | [diff] [blame^] | 26 | static sk_sp<SkMaskFilter> Make(SkScalar blurSigma, const Light& light); |
| 27 | |
| 28 | #ifdef SK_SUPPORT_LEGACY_MASKFILTER_PTR |
| 29 | static SkMaskFilter* Create(SkScalar blurSigma, const Light& light) { |
| 30 | return Make(blurSigma, light).release(); |
| 31 | } |
| 32 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 33 | |
| 34 | // overrides from SkMaskFilter |
| 35 | // This method is not exported to java. |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 36 | SkMask::Format getFormat() const override; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 37 | // This method is not exported to java. |
robertphillips | e80eb92 | 2015-12-17 11:33:12 -0800 | [diff] [blame] | 38 | bool filterMask(SkMask* dst, const SkMask& src, const SkMatrix&, |
| 39 | SkIPoint* margin) const override; |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 40 | |
commit-bot@chromium.org | 0f10f7b | 2014-03-13 18:02:17 +0000 | [diff] [blame] | 41 | SK_TO_STRING_OVERRIDE() |
djsollen@google.com | ba28d03 | 2012-03-26 17:57:35 +0000 | [diff] [blame] | 42 | SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkEmbossMaskFilter) |
| 43 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 44 | protected: |
commit-bot@chromium.org | 7c9d0f3 | 2014-02-21 10:13:32 +0000 | [diff] [blame] | 45 | SkEmbossMaskFilter(SkScalar blurSigma, const Light& light); |
mtklein | 36352bf | 2015-03-25 18:17:31 -0700 | [diff] [blame] | 46 | void flatten(SkWriteBuffer&) const override; |
commit-bot@chromium.org | 7c9d0f3 | 2014-02-21 10:13:32 +0000 | [diff] [blame] | 47 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 48 | private: |
| 49 | Light fLight; |
robertphillips@google.com | 7ce661d | 2013-08-27 16:14:03 +0000 | [diff] [blame] | 50 | SkScalar fBlurSigma; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 51 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 52 | typedef SkMaskFilter INHERITED; |
| 53 | }; |
| 54 | |
| 55 | #endif |