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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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42 const char* str = "e"; | 42 const char* str = "e"; |
43 canvas.drawText(str, strlen(str), SkIntToScalar(-10), SkIntToScalar(80),
paint); | 43 canvas.drawText(str, strlen(str), SkIntToScalar(-10), SkIntToScalar(80),
paint); |
44 } | 44 } |
45 | 45 |
46 virtual SkISize onISize() { | 46 virtual SkISize onISize() { |
47 return SkISize::Make(500, 300); | 47 return SkISize::Make(500, 300); |
48 } | 48 } |
49 | 49 |
50 void draw(SkCanvas* canvas, int x, int y, const SkIPoint& kernelOffset, | 50 void draw(SkCanvas* canvas, int x, int y, const SkIPoint& kernelOffset, |
51 SkMatrixConvolutionImageFilter::TileMode tileMode, bool convolveAl
pha, | 51 SkMatrixConvolutionImageFilter::TileMode tileMode, bool convolveAl
pha, |
52 const SkImageFilter::CropRect* cropRect = NULL) { | 52 const SkImageFilter::CropRect* cropRect = nullptr) { |
53 SkScalar kernel[9] = { | 53 SkScalar kernel[9] = { |
54 SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1), | 54 SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1), |
55 SkIntToScalar( 1), SkIntToScalar(-7), SkIntToScalar( 1), | 55 SkIntToScalar( 1), SkIntToScalar(-7), SkIntToScalar( 1), |
56 SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1), | 56 SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1), |
57 }; | 57 }; |
58 SkISize kernelSize = SkISize::Make(3, 3); | 58 SkISize kernelSize = SkISize::Make(3, 3); |
59 SkScalar gain = 0.3f, bias = SkIntToScalar(100); | 59 SkScalar gain = 0.3f, bias = SkIntToScalar(100); |
60 SkPaint paint; | 60 SkPaint paint; |
61 SkAutoTUnref<SkImageFilter> filter( | 61 SkAutoTUnref<SkImageFilter> filter( |
62 SkMatrixConvolutionImageFilter::Create(kernelSize, | 62 SkMatrixConvolutionImageFilter::Create(kernelSize, |
63 kernel, | 63 kernel, |
64 gain, | 64 gain, |
65 bias, | 65 bias, |
66 kernelOffset, | 66 kernelOffset, |
67 tileMode, | 67 tileMode, |
68 convolveAlpha, | 68 convolveAlpha, |
69 NULL, | 69 nullptr, |
70 cropRect)); | 70 cropRect)); |
71 paint.setImageFilter(filter); | 71 paint.setImageFilter(filter); |
72 canvas->save(); | 72 canvas->save(); |
73 canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); | 73 canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); |
74 canvas->clipRect(SkRect::MakeWH(SkIntToScalar(fBitmap.width()), | 74 canvas->clipRect(SkRect::MakeWH(SkIntToScalar(fBitmap.width()), |
75 SkIntToScalar(fBitmap.height()))); | 75 SkIntToScalar(fBitmap.height()))); |
76 canvas->drawBitmap(fBitmap, 0, 0, &paint); | 76 canvas->drawBitmap(fBitmap, 0, 0, &paint); |
77 canvas->restore(); | 77 canvas->restore(); |
78 } | 78 } |
79 | 79 |
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108 SkBitmap fBitmap; | 108 SkBitmap fBitmap; |
109 bool fInitialized; | 109 bool fInitialized; |
110 }; | 110 }; |
111 | 111 |
112 ////////////////////////////////////////////////////////////////////////////// | 112 ////////////////////////////////////////////////////////////////////////////// |
113 | 113 |
114 static GM* MyFactory(void*) { return new MatrixConvolutionGM; } | 114 static GM* MyFactory(void*) { return new MatrixConvolutionGM; } |
115 static GMRegistry reg(MyFactory); | 115 static GMRegistry reg(MyFactory); |
116 | 116 |
117 } | 117 } |
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