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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 "SkBitmapSource.h" | |
9 #include "SkDisplacementMapEffect.h" | 8 #include "SkDisplacementMapEffect.h" |
| 9 #include "SkImage.h" |
| 10 #include "SkImageSource.h" |
10 #include "gm.h" | 11 #include "gm.h" |
11 #include "sk_tool_utils.h" | 12 #include "sk_tool_utils.h" |
12 | 13 |
13 namespace skiagm { | 14 namespace skiagm { |
14 | 15 |
15 class DisplacementMapGM : public GM { | 16 class DisplacementMapGM : public GM { |
16 public: | 17 public: |
17 DisplacementMapGM() { | 18 DisplacementMapGM() { |
18 this->setBGColor(0xFF000000); | 19 this->setBGColor(0xFF000000); |
19 } | 20 } |
20 | 21 |
21 protected: | 22 protected: |
22 SkString onShortName() override { | 23 SkString onShortName() override { |
23 return SkString("displacement"); | 24 return SkString("displacement"); |
24 } | 25 } |
25 | 26 |
26 void onOnceBeforeDraw() override { | 27 void onOnceBeforeDraw() override { |
27 fBitmap = sk_tool_utils::create_string_bitmap(80, 80, 0xFF884422, 15, 55
, 96, "g"); | 28 fBitmap = sk_tool_utils::create_string_bitmap(80, 80, 0xFF884422, 15, 55
, 96, "g"); |
28 | 29 |
29 SkColor c1 = sk_tool_utils::color_to_565(0xFF244484); | 30 SkColor c1 = sk_tool_utils::color_to_565(0xFF244484); |
30 SkColor c2 = sk_tool_utils::color_to_565(0xFF804020); | 31 SkColor c2 = sk_tool_utils::color_to_565(0xFF804020); |
31 | 32 |
32 fCheckerboard = sk_tool_utils::create_checkerboard_bitmap(80, 80, c1, c2
, 8); | 33 fCheckerboard.reset(SkImage::NewFromBitmap( |
33 fSmall = sk_tool_utils::create_checkerboard_bitmap(64, 64, c1, c2, 8); | 34 sk_tool_utils::create_checkerboard_bitmap(80, 80, c1, c2, 8))); |
34 fLarge = sk_tool_utils::create_checkerboard_bitmap(96, 96, c1, c2, 8); | 35 fSmall.reset(SkImage::NewFromBitmap( |
35 fLargeW = sk_tool_utils::create_checkerboard_bitmap(96, 64, c1, c2, 8); | 36 sk_tool_utils::create_checkerboard_bitmap(64, 64, c1, c2, 8))); |
36 fLargeH = sk_tool_utils::create_checkerboard_bitmap(64, 96, c1, c2, 8); | 37 fLarge.reset(SkImage::NewFromBitmap( |
| 38 sk_tool_utils::create_checkerboard_bitmap(96, 96, c1, c2, 8))); |
| 39 fLargeW.reset( |
| 40 SkImage::NewFromBitmap(sk_tool_utils::create_checkerboard_bitmap(96,
64, c1, c2, 8))); |
| 41 fLargeH.reset(SkImage::NewFromBitmap( |
| 42 sk_tool_utils::create_checkerboard_bitmap(64, 96, c1, c2, 8))); |
37 } | 43 } |
38 | 44 |
39 SkISize onISize() override { | 45 SkISize onISize() override { |
40 return SkISize::Make(500, 500); | 46 return SkISize::Make(500, 500); |
41 } | 47 } |
42 | 48 |
43 void drawClippedBitmap(SkCanvas* canvas, int x, int y, const SkPaint& paint)
const { | 49 void drawClippedBitmap(SkCanvas* canvas, int x, int y, const SkPaint& paint)
const { |
44 canvas->save(); | 50 canvas->save(); |
45 canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); | 51 canvas->translate(SkIntToScalar(x), SkIntToScalar(y)); |
46 canvas->clipRect(SkRect::MakeWH(SkIntToScalar(fBitmap.width()), SkIntToS
calar(fBitmap.height()))); | 52 canvas->clipRect(SkRect::MakeWH(SkIntToScalar(fBitmap.width()), SkIntToS
calar(fBitmap.height()))); |
47 canvas->drawBitmap(fBitmap, 0, 0, &paint); | 53 canvas->drawBitmap(fBitmap, 0, 0, &paint); |
48 canvas->restore(); | 54 canvas->restore(); |
49 } | 55 } |
50 | 56 |
51 void onDraw(SkCanvas* canvas) override { | 57 void onDraw(SkCanvas* canvas) override { |
52 canvas->clear(SK_ColorBLACK); | 58 canvas->clear(SK_ColorBLACK); |
53 SkPaint paint; | 59 SkPaint paint; |
54 SkAutoTUnref<SkImageFilter> displ(SkBitmapSource::Create(fCheckerboard))
; | 60 SkAutoTUnref<SkImageFilter> displ(SkImageSource::Create(fCheckerboard)); |
55 paint.setImageFilter(SkDisplacementMapEffect::Create( | 61 paint.setImageFilter(SkDisplacementMapEffect::Create( |
56 SkDisplacementMapEffect::kR_ChannelSelectorType, | 62 SkDisplacementMapEffect::kR_ChannelSelectorType, |
57 SkDisplacementMapEffect::kG_ChannelSelectorType, 0.0f, displ))->unre
f(); | 63 SkDisplacementMapEffect::kG_ChannelSelectorType, 0.0f, displ))->unre
f(); |
58 drawClippedBitmap(canvas, 0, 0, paint); | 64 drawClippedBitmap(canvas, 0, 0, paint); |
59 paint.setImageFilter(SkDisplacementMapEffect::Create( | 65 paint.setImageFilter(SkDisplacementMapEffect::Create( |
60 SkDisplacementMapEffect::kB_ChannelSelectorType, | 66 SkDisplacementMapEffect::kB_ChannelSelectorType, |
61 SkDisplacementMapEffect::kA_ChannelSelectorType, 16.0f, displ))->unr
ef(); | 67 SkDisplacementMapEffect::kA_ChannelSelectorType, 16.0f, displ))->unr
ef(); |
62 drawClippedBitmap(canvas, 100, 0, paint); | 68 drawClippedBitmap(canvas, 100, 0, paint); |
63 paint.setImageFilter(SkDisplacementMapEffect::Create( | 69 paint.setImageFilter(SkDisplacementMapEffect::Create( |
64 SkDisplacementMapEffect::kR_ChannelSelectorType, | 70 SkDisplacementMapEffect::kR_ChannelSelectorType, |
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141 SkDisplacementMapEffect::kA_ChannelSelectorType, | 147 SkDisplacementMapEffect::kA_ChannelSelectorType, |
142 40.0f, displ, nullptr, &cropRect))->unref(); | 148 40.0f, displ, nullptr, &cropRect))->unref(); |
143 drawClippedBitmap(canvas, 300, 300, paint); | 149 drawClippedBitmap(canvas, 300, 300, paint); |
144 paint.setImageFilter(SkDisplacementMapEffect::Create( | 150 paint.setImageFilter(SkDisplacementMapEffect::Create( |
145 SkDisplacementMapEffect::kR_ChannelSelectorType, | 151 SkDisplacementMapEffect::kR_ChannelSelectorType, |
146 SkDisplacementMapEffect::kA_ChannelSelectorType, | 152 SkDisplacementMapEffect::kA_ChannelSelectorType, |
147 40.0f, displ, nullptr, &cropRect))->unref(); | 153 40.0f, displ, nullptr, &cropRect))->unref(); |
148 drawClippedBitmap(canvas, 400, 300, paint); | 154 drawClippedBitmap(canvas, 400, 300, paint); |
149 | 155 |
150 // Tests for images of different sizes | 156 // Tests for images of different sizes |
151 displ.reset(SkBitmapSource::Create(fSmall)); | 157 displ.reset(SkImageSource::Create(fSmall)); |
152 paint.setImageFilter(SkDisplacementMapEffect::Create( | 158 paint.setImageFilter(SkDisplacementMapEffect::Create( |
153 SkDisplacementMapEffect::kR_ChannelSelectorType, | 159 SkDisplacementMapEffect::kR_ChannelSelectorType, |
154 SkDisplacementMapEffect::kG_ChannelSelectorType, | 160 SkDisplacementMapEffect::kG_ChannelSelectorType, |
155 40.0f, displ))->unref(); | 161 40.0f, displ))->unref(); |
156 drawClippedBitmap(canvas, 0, 400, paint); | 162 drawClippedBitmap(canvas, 0, 400, paint); |
157 displ.reset(SkBitmapSource::Create(fLarge)); | 163 displ.reset(SkImageSource::Create(fLarge)); |
158 paint.setImageFilter(SkDisplacementMapEffect::Create( | 164 paint.setImageFilter(SkDisplacementMapEffect::Create( |
159 SkDisplacementMapEffect::kB_ChannelSelectorType, | 165 SkDisplacementMapEffect::kB_ChannelSelectorType, |
160 SkDisplacementMapEffect::kA_ChannelSelectorType, | 166 SkDisplacementMapEffect::kA_ChannelSelectorType, |
161 40.0f, displ))->unref(); | 167 40.0f, displ))->unref(); |
162 drawClippedBitmap(canvas, 100, 400, paint); | 168 drawClippedBitmap(canvas, 100, 400, paint); |
163 displ.reset(SkBitmapSource::Create(fLargeW)); | 169 displ.reset(SkImageSource::Create(fLargeW)); |
164 paint.setImageFilter(SkDisplacementMapEffect::Create( | 170 paint.setImageFilter(SkDisplacementMapEffect::Create( |
165 SkDisplacementMapEffect::kR_ChannelSelectorType, | 171 SkDisplacementMapEffect::kR_ChannelSelectorType, |
166 SkDisplacementMapEffect::kB_ChannelSelectorType, | 172 SkDisplacementMapEffect::kB_ChannelSelectorType, |
167 40.0f, displ))->unref(); | 173 40.0f, displ))->unref(); |
168 drawClippedBitmap(canvas, 200, 400, paint); | 174 drawClippedBitmap(canvas, 200, 400, paint); |
169 displ.reset(SkBitmapSource::Create(fLargeH)); | 175 displ.reset(SkImageSource::Create(fLargeH)); |
170 paint.setImageFilter(SkDisplacementMapEffect::Create( | 176 paint.setImageFilter(SkDisplacementMapEffect::Create( |
171 SkDisplacementMapEffect::kG_ChannelSelectorType, | 177 SkDisplacementMapEffect::kG_ChannelSelectorType, |
172 SkDisplacementMapEffect::kA_ChannelSelectorType, | 178 SkDisplacementMapEffect::kA_ChannelSelectorType, |
173 40.0f, displ))->unref(); | 179 40.0f, displ))->unref(); |
174 drawClippedBitmap(canvas, 300, 400, paint); | 180 drawClippedBitmap(canvas, 300, 400, paint); |
175 | 181 |
176 // Test for no given displacement input. In this case, both displacement | 182 // Test for no given displacement input. In this case, both displacement |
177 // and color should use the same bitmap, given to SkCanvas::drawBitmap() | 183 // and color should use the same bitmap, given to SkCanvas::drawBitmap() |
178 // as an input argument. | 184 // as an input argument. |
179 paint.setImageFilter(SkDisplacementMapEffect::Create( | 185 paint.setImageFilter(SkDisplacementMapEffect::Create( |
180 SkDisplacementMapEffect::kG_ChannelSelectorType, | 186 SkDisplacementMapEffect::kG_ChannelSelectorType, |
181 SkDisplacementMapEffect::kA_ChannelSelectorType, | 187 SkDisplacementMapEffect::kA_ChannelSelectorType, |
182 40.0f, nullptr))->unref(); | 188 40.0f, nullptr))->unref(); |
183 drawClippedBitmap(canvas, 400, 400, paint); | 189 drawClippedBitmap(canvas, 400, 400, paint); |
184 } | 190 } |
185 | 191 |
186 private: | 192 private: |
187 SkBitmap fBitmap, fCheckerboard, fSmall, fLarge, fLargeW, fLargeH; | 193 SkBitmap fBitmap; |
| 194 SkAutoTUnref<SkImage> fCheckerboard, fSmall, fLarge, fLargeW, fLargeH; |
188 | 195 |
189 typedef GM INHERITED; | 196 typedef GM INHERITED; |
190 }; | 197 }; |
191 | 198 |
192 ////////////////////////////////////////////////////////////////////////////// | 199 ////////////////////////////////////////////////////////////////////////////// |
193 | 200 |
194 DEF_GM(return new DisplacementMapGM;) | 201 DEF_GM(return new DisplacementMapGM;) |
195 } | 202 } |
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