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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 "SkLightingImageFilter.h" | 9 #include "SkLightingImageFilter.h" |
10 | 10 |
11 #define WIDTH 330 | 11 #define WIDTH 330 |
12 #define HEIGHT 220 | 12 #define HEIGHT 440 |
13 | 13 |
14 namespace skiagm { | 14 namespace skiagm { |
15 | 15 |
16 class ImageLightingGM : public GM { | 16 class ImageLightingGM : public GM { |
17 public: | 17 public: |
18 ImageLightingGM() : fInitialized(false) { | 18 ImageLightingGM() : fInitialized(false) { |
19 this->setBGColor(0xFF000000); | 19 this->setBGColor(0xFF000000); |
20 } | 20 } |
21 | 21 |
22 protected: | 22 protected: |
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76 SkPoint3 spotLocation(SkIntToScalar(-10), SkIntToScalar(-10), SkIntToSca
lar(20)); | 76 SkPoint3 spotLocation(SkIntToScalar(-10), SkIntToScalar(-10), SkIntToSca
lar(20)); |
77 SkPoint3 spotTarget(SkIntToScalar(40), SkIntToScalar(40), 0); | 77 SkPoint3 spotTarget(SkIntToScalar(40), SkIntToScalar(40), 0); |
78 SkScalar spotExponent = SK_Scalar1; | 78 SkScalar spotExponent = SK_Scalar1; |
79 SkScalar cutoffAngle = SkIntToScalar(15); | 79 SkScalar cutoffAngle = SkIntToScalar(15); |
80 SkScalar kd = SkIntToScalar(2); | 80 SkScalar kd = SkIntToScalar(2); |
81 SkScalar ks = SkIntToScalar(1); | 81 SkScalar ks = SkIntToScalar(1); |
82 SkScalar shininess = SkIntToScalar(8); | 82 SkScalar shininess = SkIntToScalar(8); |
83 SkScalar surfaceScale = SkIntToScalar(1); | 83 SkScalar surfaceScale = SkIntToScalar(1); |
84 SkColor white(0xFFFFFFFF); | 84 SkColor white(0xFFFFFFFF); |
85 SkPaint paint; | 85 SkPaint paint; |
86 paint.setImageFilter(SkLightingImageFilter::CreatePointLitDiffuse(pointL
ocation, white, surfaceScale, kd))->unref(); | 86 |
87 drawClippedBitmap(canvas, paint, 0, 0); | 87 SkIRect cropRect = SkIRect::MakeXYWH(20, 10, 60, 65); |
88 paint.setImageFilter(SkLightingImageFilter::CreateDistantLitDiffuse(dist
antDirection, white, surfaceScale, kd))->unref(); | 88 |
89 drawClippedBitmap(canvas, paint, 110, 0); | 89 int y = 0; |
90 paint.setImageFilter(SkLightingImageFilter::CreateSpotLitDiffuse(spotLoc
ation, spotTarget, spotExponent, cutoffAngle, white, surfaceScale, kd))->unref()
; | 90 for (int i = 0; i < 2; i++) { |
91 drawClippedBitmap(canvas, paint, 220, 0); | 91 const SkIRect* cr = (i == 0) ? NULL : &cropRect; |
92 paint.setImageFilter(SkLightingImageFilter::CreatePointLitSpecular(point
Location, white, surfaceScale, ks, shininess))->unref(); | 92 paint.setImageFilter(SkLightingImageFilter::CreatePointLitDiffuse(po
intLocation, white, surfaceScale, kd, NULL, cr))->unref(); |
93 drawClippedBitmap(canvas, paint, 0, 110); | 93 drawClippedBitmap(canvas, paint, 0, y); |
94 paint.setImageFilter(SkLightingImageFilter::CreateDistantLitSpecular(dis
tantDirection, white, surfaceScale, ks, shininess))->unref(); | 94 paint.setImageFilter(SkLightingImageFilter::CreateDistantLitDiffuse(
distantDirection, white, surfaceScale, kd, NULL, cr))->unref(); |
95 drawClippedBitmap(canvas, paint, 110, 110); | 95 drawClippedBitmap(canvas, paint, 110, y); |
96 paint.setImageFilter(SkLightingImageFilter::CreateSpotLitSpecular(spotLo
cation, spotTarget, spotExponent, cutoffAngle, white, surfaceScale, ks, shinines
s))->unref(); | 96 paint.setImageFilter(SkLightingImageFilter::CreateSpotLitDiffuse(spo
tLocation, spotTarget, spotExponent, cutoffAngle, white, surfaceScale, kd, NULL,
cr))->unref(); |
97 drawClippedBitmap(canvas, paint, 220, 110); | 97 drawClippedBitmap(canvas, paint, 220, y); |
| 98 |
| 99 y += 110; |
| 100 paint.setImageFilter(SkLightingImageFilter::CreatePointLitSpecular(p
ointLocation, white, surfaceScale, ks, shininess, NULL, cr))->unref(); |
| 101 drawClippedBitmap(canvas, paint, 0, y); |
| 102 paint.setImageFilter(SkLightingImageFilter::CreateDistantLitSpecular
(distantDirection, white, surfaceScale, ks, shininess, NULL, cr))->unref(); |
| 103 drawClippedBitmap(canvas, paint, 110, y); |
| 104 paint.setImageFilter(SkLightingImageFilter::CreateSpotLitSpecular(sp
otLocation, spotTarget, spotExponent, cutoffAngle, white, surfaceScale, ks, shin
iness, NULL, cr))->unref(); |
| 105 drawClippedBitmap(canvas, paint, 220, y); |
| 106 y += 110; |
| 107 } |
98 } | 108 } |
99 | 109 |
100 private: | 110 private: |
101 typedef GM INHERITED; | 111 typedef GM INHERITED; |
102 SkBitmap fBitmap; | 112 SkBitmap fBitmap; |
103 bool fInitialized; | 113 bool fInitialized; |
104 }; | 114 }; |
105 | 115 |
106 ////////////////////////////////////////////////////////////////////////////// | 116 ////////////////////////////////////////////////////////////////////////////// |
107 | 117 |
108 static GM* MyFactory(void*) { return new ImageLightingGM; } | 118 static GM* MyFactory(void*) { return new ImageLightingGM; } |
109 static GMRegistry reg(MyFactory); | 119 static GMRegistry reg(MyFactory); |
110 | 120 |
111 } | 121 } |
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