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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 "sk_tool_utils.h" | 8 #include "sk_tool_utils.h" |
9 #include "SkBitmapSource.h" | 9 #include "SkBitmapSource.h" |
10 #include "SkBlurImageFilter.h" | 10 #include "SkBlurImageFilter.h" |
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21 #include "SkScalar.h" | 21 #include "SkScalar.h" |
22 #include "gm.h" | 22 #include "gm.h" |
23 | 23 |
24 #define RESIZE_FACTOR_X SkIntToScalar(2) | 24 #define RESIZE_FACTOR_X SkIntToScalar(2) |
25 #define RESIZE_FACTOR_Y SkIntToScalar(5) | 25 #define RESIZE_FACTOR_Y SkIntToScalar(5) |
26 | 26 |
27 namespace skiagm { | 27 namespace skiagm { |
28 | 28 |
29 class ImageFiltersClippedGM : public GM { | 29 class ImageFiltersClippedGM : public GM { |
30 public: | 30 public: |
31 ImageFiltersClippedGM() : fInitialized(false) { | 31 ImageFiltersClippedGM() { |
32 this->setBGColor(0x00000000); | 32 this->setBGColor(0x00000000); |
33 } | 33 } |
34 | 34 |
35 protected: | 35 protected: |
36 | |
37 SkString onShortName() override { | 36 SkString onShortName() override { |
38 return SkString("imagefiltersclipped"); | 37 return SkString("imagefiltersclipped"); |
39 } | 38 } |
40 | 39 |
41 SkISize onISize() override { | 40 SkISize onISize() override { |
42 return SkISize::Make(860, 500); | 41 return SkISize::Make(860, 500); |
43 } | 42 } |
44 | 43 |
45 void make_gradient_circle(int width, int height) { | 44 void makeGradientCircle(int width, int height) { |
46 SkScalar x = SkIntToScalar(width / 2); | 45 SkScalar x = SkIntToScalar(width / 2); |
47 SkScalar y = SkIntToScalar(height / 2); | 46 SkScalar y = SkIntToScalar(height / 2); |
48 SkScalar radius = SkMinScalar(x, y) * 0.8f; | 47 SkScalar radius = SkMinScalar(x, y) * 0.8f; |
49 fGradientCircle.allocN32Pixels(width, height); | 48 fGradientCircle.allocN32Pixels(width, height); |
50 SkCanvas canvas(fGradientCircle); | 49 SkCanvas canvas(fGradientCircle); |
51 canvas.clear(0x00000000); | 50 canvas.clear(0x00000000); |
52 SkColor colors[2]; | 51 SkColor colors[2]; |
53 colors[0] = SK_ColorWHITE; | 52 colors[0] = SK_ColorWHITE; |
54 colors[1] = SK_ColorBLACK; | 53 colors[1] = SK_ColorBLACK; |
55 SkAutoTUnref<SkShader> shader( | 54 SkAutoTUnref<SkShader> shader( |
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73 canvas->translate(SkIntToScalar(16), SkIntToScalar(-32)); | 72 canvas->translate(SkIntToScalar(16), SkIntToScalar(-32)); |
74 } else if (6 == i) { | 73 } else if (6 == i) { |
75 canvas->scale(SkScalarInvert(RESIZE_FACTOR_X), | 74 canvas->scale(SkScalarInvert(RESIZE_FACTOR_X), |
76 SkScalarInvert(RESIZE_FACTOR_Y)); | 75 SkScalarInvert(RESIZE_FACTOR_Y)); |
77 } | 76 } |
78 canvas->drawCircle(primBounds.centerX(), primBounds.centerY(), | 77 canvas->drawCircle(primBounds.centerX(), primBounds.centerY(), |
79 primBounds.width() * 2 / 5, paint); | 78 primBounds.width() * 2 / 5, paint); |
80 canvas->restore(); | 79 canvas->restore(); |
81 } | 80 } |
82 | 81 |
| 82 void onOnceBeforeDraw() override { |
| 83 fCheckerboard = sk_tool_utils::create_checkerboard_bitmap(64, 64, |
| 84 0xFFA0A0A0, 0x
FF404040, 8); |
| 85 this->makeGradientCircle(64, 64); |
| 86 } |
| 87 |
83 void onDraw(SkCanvas* canvas) override { | 88 void onDraw(SkCanvas* canvas) override { |
84 if (!fInitialized) { | |
85 fCheckerboard.allocN32Pixels(64, 64); | |
86 SkCanvas checkerboardCanvas(fCheckerboard); | |
87 sk_tool_utils::draw_checkerboard(&checkerboardCanvas, 0xFFA0A0A0, 0x
FF404040, 8); | |
88 | |
89 this->make_gradient_circle(64, 64); | |
90 fInitialized = true; | |
91 } | |
92 canvas->clear(SK_ColorBLACK); | 89 canvas->clear(SK_ColorBLACK); |
93 | 90 |
94 SkAutoTUnref<SkImageFilter> gradient(SkBitmapSource::Create(fGradientCir
cle)); | 91 SkAutoTUnref<SkImageFilter> gradient(SkBitmapSource::Create(fGradientCir
cle)); |
95 SkAutoTUnref<SkImageFilter> checkerboard(SkBitmapSource::Create(fChecker
board)); | 92 SkAutoTUnref<SkImageFilter> checkerboard(SkBitmapSource::Create(fChecker
board)); |
96 SkAutoTUnref<SkShader> noise(SkPerlinNoiseShader::CreateFractalNoise( | 93 SkAutoTUnref<SkShader> noise(SkPerlinNoiseShader::CreateFractalNoise( |
97 SkDoubleToScalar(0.1), SkDoubleToScalar(0.05), 1, 0)); | 94 SkDoubleToScalar(0.1), SkDoubleToScalar(0.05), 1, 0)); |
98 SkMatrix resizeMatrix; | 95 SkMatrix resizeMatrix; |
99 resizeMatrix.setScale(RESIZE_FACTOR_X, RESIZE_FACTOR_Y); | 96 resizeMatrix.setScale(RESIZE_FACTOR_X, RESIZE_FACTOR_Y); |
100 SkPoint3 pointLocation = SkPoint3::Make(32, 32, SkIntToScalar(10)); | 97 SkPoint3 pointLocation = SkPoint3::Make(32, 32, SkIntToScalar(10)); |
101 | 98 |
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143 canvas->translate(SK_ARRAY_COUNT(filters)*(r.width() + margin), 0); | 140 canvas->translate(SK_ARRAY_COUNT(filters)*(r.width() + margin), 0); |
144 for (int xOffset = 0; xOffset < 80; xOffset += 16) { | 141 for (int xOffset = 0; xOffset < 80; xOffset += 16) { |
145 bounds.fLeft = SkIntToScalar(xOffset); | 142 bounds.fLeft = SkIntToScalar(xOffset); |
146 draw_clipped_filter(canvas, rectFilter, 0, r, bounds); | 143 draw_clipped_filter(canvas, rectFilter, 0, r, bounds); |
147 canvas->translate(0, r.height() + margin); | 144 canvas->translate(0, r.height() + margin); |
148 } | 145 } |
149 SkSafeUnref(rectFilter); | 146 SkSafeUnref(rectFilter); |
150 } | 147 } |
151 | 148 |
152 private: | 149 private: |
153 bool fInitialized; | |
154 SkBitmap fCheckerboard; | 150 SkBitmap fCheckerboard; |
155 SkBitmap fGradientCircle; | 151 SkBitmap fGradientCircle; |
| 152 |
156 typedef GM INHERITED; | 153 typedef GM INHERITED; |
157 }; | 154 }; |
158 | 155 |
159 ////////////////////////////////////////////////////////////////////////////// | 156 ////////////////////////////////////////////////////////////////////////////// |
160 | 157 |
161 static GM* MyFactory(void*) { return new ImageFiltersClippedGM; } | 158 DEF_GM(return new ImageFiltersClippedGM;) |
162 static GMRegistry reg(MyFactory); | |
163 | |
164 } | 159 } |
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