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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
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 #include "gm.h" | 8 #include "gm.h" |
9 #include "SkColor.h" | 9 #include "SkColor.h" |
10 #include "SkMatrixConvolutionImageFilter.h" | 10 #include "SkMatrixConvolutionImageFilter.h" |
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79 | 79 |
80 typedef SkMatrixConvolutionImageFilter MCIF; | 80 typedef SkMatrixConvolutionImageFilter MCIF; |
81 | 81 |
82 void onOnceBeforeDraw() override { | 82 void onOnceBeforeDraw() override { |
83 this->makeBitmap(); | 83 this->makeBitmap(); |
84 } | 84 } |
85 | 85 |
86 void onDraw(SkCanvas* canvas) override { | 86 void onDraw(SkCanvas* canvas) override { |
87 canvas->clear(SK_ColorBLACK); | 87 canvas->clear(SK_ColorBLACK); |
88 SkIPoint kernelOffset = SkIPoint::Make(1, 0); | 88 SkIPoint kernelOffset = SkIPoint::Make(1, 0); |
89 SkImageFilter::CropRect rect(SkRect::Make(fBitmap.bounds())); | |
90 for (int x = 10; x < 310; x += 100) { | 89 for (int x = 10; x < 310; x += 100) { |
91 this->draw(canvas, x, 10, kernelOffset, MCIF::kClamp_TileMode, true,
&rect); | 90 this->draw(canvas, x, 10, kernelOffset, MCIF::kClamp_TileMode, true)
; |
92 this->draw(canvas, x, 110, kernelOffset, MCIF::kClampToBlack_TileMod
e, true, &rect); | 91 this->draw(canvas, x, 110, kernelOffset, MCIF::kClampToBlack_TileMod
e, true); |
93 this->draw(canvas, x, 210, kernelOffset, MCIF::kRepeat_TileMode, tru
e, &rect); | 92 this->draw(canvas, x, 210, kernelOffset, MCIF::kRepeat_TileMode, tru
e); |
94 kernelOffset.fY++; | 93 kernelOffset.fY++; |
95 } | 94 } |
96 kernelOffset.fY = 1; | 95 kernelOffset.fY = 1; |
97 SkImageFilter::CropRect smallRect(SkRect::MakeXYWH(10, 5, 60, 60)); | 96 SkImageFilter::CropRect rect(SkRect::MakeXYWH(10, 5, 60, 60)); |
98 this->draw(canvas, 310, 10, kernelOffset, MCIF::kClamp_TileMode, true, &
smallRect); | 97 this->draw(canvas, 310, 10, kernelOffset, MCIF::kClamp_TileMode, true, &
rect); |
99 this->draw(canvas, 310, 110, kernelOffset, MCIF::kClampToBlack_TileMode,
true, &smallRect); | 98 this->draw(canvas, 310, 110, kernelOffset, MCIF::kClampToBlack_TileMode,
true, &rect); |
100 this->draw(canvas, 310, 210, kernelOffset, MCIF::kRepeat_TileMode, true,
&smallRect); | 99 this->draw(canvas, 310, 210, kernelOffset, MCIF::kRepeat_TileMode, true,
&rect); |
101 | 100 |
102 this->draw(canvas, 410, 10, kernelOffset, MCIF::kClamp_TileMode, false,
&rect); | 101 this->draw(canvas, 410, 10, kernelOffset, MCIF::kClamp_TileMode, false); |
103 this->draw(canvas, 410, 110, kernelOffset, MCIF::kClampToBlack_TileMode,
false, &rect); | 102 this->draw(canvas, 410, 110, kernelOffset, MCIF::kClampToBlack_TileMode,
false); |
104 this->draw(canvas, 410, 210, kernelOffset, MCIF::kRepeat_TileMode, false
, &rect); | 103 this->draw(canvas, 410, 210, kernelOffset, MCIF::kRepeat_TileMode, false
); |
105 } | 104 } |
106 | 105 |
107 private: | 106 private: |
108 SkBitmap fBitmap; | 107 SkBitmap fBitmap; |
109 | 108 |
110 typedef GM INHERITED; | 109 typedef GM INHERITED; |
111 }; | 110 }; |
112 | 111 |
113 ////////////////////////////////////////////////////////////////////////////// | 112 ////////////////////////////////////////////////////////////////////////////// |
114 | 113 |
115 DEF_GM(return new MatrixConvolutionGM;) | 114 DEF_GM(return new MatrixConvolutionGM;) |
116 | 115 |
117 } | 116 } |
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