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1 /* | 1 /* |
2 * Copyright 2007 The Android Open Source Project | 2 * Copyright 2007 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkColorMatrixFilter_DEFINED | 8 #ifndef SkColorMatrixFilter_DEFINED |
9 #define SkColorMatrixFilter_DEFINED | 9 #define SkColorMatrixFilter_DEFINED |
10 | 10 |
11 #include "SkColorFilter.h" | 11 #include "SkColorFilter.h" |
12 #include "SkColorMatrix.h" | 12 #include "SkColorMatrix.h" |
13 | 13 |
14 class SK_API SkColorMatrixFilter : public SkColorFilter { | 14 class SK_API SkColorMatrixFilter : public SkColorFilter { |
15 public: | 15 public: |
16 static SkColorFilter* Create(const SkColorMatrix& cm) { | 16 static SkColorFilter* Create(const SkColorMatrix& cm) { |
17 return new SkColorMatrixFilter(cm); | 17 return SkColorFilter::CreateMatrixFilterRowMajor255(cm.fMat); |
18 } | 18 } |
19 static SkColorFilter* Create(const SkScalar array[20]) { | 19 static SkColorFilter* Create(const SkScalar array[20]) { |
20 return new SkColorMatrixFilter(array); | 20 return SkColorFilter::CreateMatrixFilterRowMajor255(array); |
21 } | 21 } |
22 | 22 |
23 /** | 23 /** |
24 * Create a colorfilter that multiplies the RGB channels by one color, and | 24 * Create a colorfilter that multiplies the RGB channels by one color, and |
25 * then adds a second color, pinning the result for each component to | 25 * then adds a second color, pinning the result for each component to |
26 * [0..255]. The alpha components of the mul and add arguments | 26 * [0..255]. The alpha components of the mul and add arguments |
27 * are ignored. | 27 * are ignored. |
28 */ | 28 */ |
29 static SkColorFilter* CreateLightingFilter(SkColor mul, SkColor add); | 29 static SkColorFilter* CreateLightingFilter(SkColor mul, SkColor add); |
30 | |
31 void filterSpan(const SkPMColor src[], int count, SkPMColor[]) const overrid
e; | |
32 void filterSpan4f(const SkPM4f src[], int count, SkPM4f[]) const override; | |
33 uint32_t getFlags() const override; | |
34 bool asColorMatrix(SkScalar matrix[20]) const override; | |
35 SkColorFilter* newComposed(const SkColorFilter*) const override; | |
36 | |
37 #if SK_SUPPORT_GPU | |
38 const GrFragmentProcessor* asFragmentProcessor(GrContext*) const override; | |
39 #endif | |
40 | |
41 SK_TO_STRING_OVERRIDE() | |
42 | |
43 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkColorMatrixFilter) | |
44 | |
45 protected: | |
46 explicit SkColorMatrixFilter(const SkColorMatrix&); | |
47 explicit SkColorMatrixFilter(const SkScalar array[20]); | |
48 void flatten(SkWriteBuffer&) const override; | |
49 | |
50 private: | |
51 SkColorMatrix fMatrix; | |
52 float fTranspose[SkColorMatrix::kCount]; // for Sk4s | |
53 uint32_t fFlags; | |
54 | |
55 void initState(const SkScalar array[20]); | |
56 | |
57 typedef SkColorFilter INHERITED; | |
58 }; | 30 }; |
59 | 31 |
60 #endif | 32 #endif |
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