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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 "SkPerlinNoiseShader.h" | 9 #include "SkPerlinNoiseShader.h" |
10 | 10 |
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36 canvas->drawRect(r, paint); | 36 canvas->drawRect(r, paint); |
37 canvas->restore(); | 37 canvas->restore(); |
38 } | 38 } |
39 | 39 |
40 void test(SkCanvas* canvas, int x, int y, SkPerlinNoiseShader::Type type, | 40 void test(SkCanvas* canvas, int x, int y, SkPerlinNoiseShader::Type type, |
41 float baseFrequencyX, float baseFrequencyY, int numOctaves, float
seed, | 41 float baseFrequencyX, float baseFrequencyY, int numOctaves, float
seed, |
42 bool stitchTiles) { | 42 bool stitchTiles) { |
43 SkShader* shader = (type == SkPerlinNoiseShader::kFractalNoise_Type) ? | 43 SkShader* shader = (type == SkPerlinNoiseShader::kFractalNoise_Type) ? |
44 SkPerlinNoiseShader::CreateFractalNoise(baseFrequencyX, baseFrequenc
yY, numOctaves, | 44 SkPerlinNoiseShader::CreateFractalNoise(baseFrequencyX, baseFrequenc
yY, numOctaves, |
45 seed, stitchTiles ? &fSize :
NULL) : | 45 seed, stitchTiles ? &fSize :
NULL) : |
46 SkPerlinNoiseShader::CreateTubulence(baseFrequencyX, baseFrequencyY,
numOctaves, | 46 SkPerlinNoiseShader::CreateTurbulence(baseFrequencyX, baseFrequencyY
, numOctaves, |
47 seed, stitchTiles ? &fSize : NUL
L); | 47 seed, stitchTiles ? &fSize : NUL
L); |
48 SkPaint paint; | 48 SkPaint paint; |
49 paint.setShader(shader)->unref(); | 49 paint.setShader(shader)->unref(); |
50 drawClippedRect(canvas, x, y, paint); | 50 drawClippedRect(canvas, x, y, paint); |
51 } | 51 } |
52 | 52 |
53 virtual void onDraw(SkCanvas* canvas) { | 53 virtual void onDraw(SkCanvas* canvas) { |
54 canvas->clear(0x00000000); | 54 canvas->clear(0x00000000); |
55 test(canvas, 0, 0, SkPerlinNoiseShader::kFractalNoise_Type, | 55 test(canvas, 0, 0, SkPerlinNoiseShader::kFractalNoise_Type, |
56 0.1f, 0.1f, 0, 0, false); | 56 0.1f, 0.1f, 0, 0, false); |
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84 typedef GM INHERITED; | 84 typedef GM INHERITED; |
85 SkISize fSize; | 85 SkISize fSize; |
86 }; | 86 }; |
87 | 87 |
88 ////////////////////////////////////////////////////////////////////////////// | 88 ////////////////////////////////////////////////////////////////////////////// |
89 | 89 |
90 static GM* MyFactory(void*) { return new PerlinNoiseGM; } | 90 static GM* MyFactory(void*) { return new PerlinNoiseGM; } |
91 static GMRegistry reg(MyFactory); | 91 static GMRegistry reg(MyFactory); |
92 | 92 |
93 } | 93 } |
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