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1 /* | 1 /* |
2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 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 | 8 |
9 #ifndef SkMorphologyImageFilter_DEFINED | 9 #ifndef SkMorphologyImageFilter_DEFINED |
10 #define SkMorphologyImageFilter_DEFINED | 10 #define SkMorphologyImageFilter_DEFINED |
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23 * destination buffer, radius is the morphology radius, width and height are
the bounds | 23 * destination buffer, radius is the morphology radius, width and height are
the bounds |
24 * of the destination buffer (in pixels), and srcStride and dstStride are th
e | 24 * of the destination buffer (in pixels), and srcStride and dstStride are th
e |
25 * number of pixels per row in each buffer. All buffers are 8888. | 25 * number of pixels per row in each buffer. All buffers are 8888. |
26 */ | 26 */ |
27 | 27 |
28 typedef void (*Proc)(const SkPMColor* src, SkPMColor* dst, int radius, | 28 typedef void (*Proc)(const SkPMColor* src, SkPMColor* dst, int radius, |
29 int width, int height, int srcStride, int dstStride); | 29 int width, int height, int srcStride, int dstStride); |
30 | 30 |
31 protected: | 31 protected: |
32 SkMorphologyImageFilter(int radiusX, int radiusY, SkImageFilter* input, | 32 SkMorphologyImageFilter(int radiusX, int radiusY, SkImageFilter* input, |
33 const CropRect* cropRect, uint32_t uniqueID); | 33 const CropRect* cropRect); |
34 bool filterImageGeneric(Proc procX, Proc procY, | 34 bool filterImageGeneric(Proc procX, Proc procY, |
35 Proxy*, const SkBitmap& src, const Context&, | 35 Proxy*, const SkBitmap& src, const Context&, |
36 SkBitmap* result, SkIPoint* offset) const; | 36 SkBitmap* result, SkIPoint* offset) const; |
37 void flatten(SkWriteBuffer&) const SK_OVERRIDE; | 37 void flatten(SkWriteBuffer&) const SK_OVERRIDE; |
38 #if SK_SUPPORT_GPU | 38 #if SK_SUPPORT_GPU |
39 bool canFilterImageGPU() const SK_OVERRIDE { return true; } | 39 bool canFilterImageGPU() const SK_OVERRIDE { return true; } |
40 bool filterImageGPUGeneric(bool dilate, Proxy* proxy, const SkBitmap& src, | 40 bool filterImageGPUGeneric(bool dilate, Proxy* proxy, const SkBitmap& src, |
41 const Context& ctm, SkBitmap* result, | 41 const Context& ctm, SkBitmap* result, |
42 SkIPoint* offset) const; | 42 SkIPoint* offset) const; |
43 #endif | 43 #endif |
44 | 44 |
45 SkISize radius() const { return fRadius; } | 45 SkISize radius() const { return fRadius; } |
46 | 46 |
47 private: | 47 private: |
48 SkISize fRadius; | 48 SkISize fRadius; |
49 typedef SkImageFilter INHERITED; | 49 typedef SkImageFilter INHERITED; |
50 }; | 50 }; |
51 | 51 |
52 class SK_API SkDilateImageFilter : public SkMorphologyImageFilter { | 52 class SK_API SkDilateImageFilter : public SkMorphologyImageFilter { |
53 public: | 53 public: |
54 static SkDilateImageFilter* Create(int radiusX, int radiusY, | 54 static SkDilateImageFilter* Create(int radiusX, int radiusY, |
55 SkImageFilter* input = NULL, | 55 SkImageFilter* input = NULL, |
56 const CropRect* cropRect = NULL, | 56 const CropRect* cropRect = NULL) { |
57 uint32_t uniqueID = 0) { | |
58 if (radiusX < 0 || radiusY < 0) { | 57 if (radiusX < 0 || radiusY < 0) { |
59 return NULL; | 58 return NULL; |
60 } | 59 } |
61 return SkNEW_ARGS(SkDilateImageFilter, (radiusX, radiusY, input, cropRec
t, uniqueID)); | 60 return SkNEW_ARGS(SkDilateImageFilter, (radiusX, radiusY, input, cropRec
t)); |
62 } | 61 } |
63 | 62 |
64 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, | 63 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, |
65 SkBitmap* result, SkIPoint* offset) const SK_OVER
RIDE; | 64 SkBitmap* result, SkIPoint* offset) const SK_OVER
RIDE; |
66 #if SK_SUPPORT_GPU | 65 #if SK_SUPPORT_GPU |
67 virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context
&, | 66 virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context
&, |
68 SkBitmap* result, SkIPoint* offset) const SK_OVE
RRIDE; | 67 SkBitmap* result, SkIPoint* offset) const SK_OVE
RRIDE; |
69 #endif | 68 #endif |
70 | 69 |
71 SK_TO_STRING_OVERRIDE() | 70 SK_TO_STRING_OVERRIDE() |
72 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDilateImageFilter) | 71 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDilateImageFilter) |
73 | 72 |
74 protected: | 73 protected: |
75 SkDilateImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cr
opRect* cropRect, uint32_t uniqueID) | 74 SkDilateImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cr
opRect* cropRect) |
76 : INHERITED(radiusX, radiusY, input, cropRect, uniqueID) {} | 75 : INHERITED(radiusX, radiusY, input, cropRect) {} |
77 private: | 76 private: |
78 typedef SkMorphologyImageFilter INHERITED; | 77 typedef SkMorphologyImageFilter INHERITED; |
79 }; | 78 }; |
80 | 79 |
81 class SK_API SkErodeImageFilter : public SkMorphologyImageFilter { | 80 class SK_API SkErodeImageFilter : public SkMorphologyImageFilter { |
82 public: | 81 public: |
83 static SkErodeImageFilter* Create(int radiusX, int radiusY, | 82 static SkErodeImageFilter* Create(int radiusX, int radiusY, |
84 SkImageFilter* input = NULL, | 83 SkImageFilter* input = NULL, |
85 const CropRect* cropRect = NULL, | 84 const CropRect* cropRect = NULL) { |
86 uint32_t uniqueID = 0) { | |
87 if (radiusX < 0 || radiusY < 0) { | 85 if (radiusX < 0 || radiusY < 0) { |
88 return NULL; | 86 return NULL; |
89 } | 87 } |
90 return SkNEW_ARGS(SkErodeImageFilter, (radiusX, radiusY, input, cropRect
, uniqueID)); | 88 return SkNEW_ARGS(SkErodeImageFilter, (radiusX, radiusY, input, cropRect
)); |
91 } | 89 } |
92 | 90 |
93 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, | 91 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, |
94 SkBitmap* result, SkIPoint* offset) const SK_OVER
RIDE; | 92 SkBitmap* result, SkIPoint* offset) const SK_OVER
RIDE; |
95 #if SK_SUPPORT_GPU | 93 #if SK_SUPPORT_GPU |
96 virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context
&, | 94 virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context
&, |
97 SkBitmap* result, SkIPoint* offset) const SK_OVE
RRIDE; | 95 SkBitmap* result, SkIPoint* offset) const SK_OVE
RRIDE; |
98 #endif | 96 #endif |
99 | 97 |
100 SK_TO_STRING_OVERRIDE() | 98 SK_TO_STRING_OVERRIDE() |
101 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkErodeImageFilter) | 99 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkErodeImageFilter) |
102 | 100 |
103 protected: | 101 protected: |
104 SkErodeImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cro
pRect* cropRect, uint32_t uniqueID) | 102 SkErodeImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cro
pRect* cropRect) |
105 : INHERITED(radiusX, radiusY, input, cropRect, uniqueID) {} | 103 : INHERITED(radiusX, radiusY, input, cropRect) {} |
106 | 104 |
107 private: | 105 private: |
108 typedef SkMorphologyImageFilter INHERITED; | 106 typedef SkMorphologyImageFilter INHERITED; |
109 }; | 107 }; |
110 | 108 |
111 #endif | 109 #endif |
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