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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 "SkCanvas.h" | 8 #include "SkCanvas.h" |
9 #include "SkPictureRecorder.h" | 9 #include "SkPictureRecorder.h" |
10 #include "SkTileGrid.h" | 10 #include "SkTileGrid.h" |
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66 canvas->drawRect(rect1, paint); | 66 canvas->drawRect(rect1, paint); |
67 canvas->drawRect(rect2, paint); | 67 canvas->drawRect(rect2, paint); |
68 SkAutoTUnref<SkPicture> picture(recorder.endRecording()); | 68 SkAutoTUnref<SkPicture> picture(recorder.endRecording()); |
69 | 69 |
70 SkBitmap store; | 70 SkBitmap store; |
71 store.allocN32Pixels(1, 1); | 71 store.allocN32Pixels(1, 1); |
72 | 72 |
73 // Test parts of top-left tile | 73 // Test parts of top-left tile |
74 { | 74 { |
75 MockCanvas mockCanvas(store); | 75 MockCanvas mockCanvas(store); |
76 picture->draw(&mockCanvas); | 76 picture->playback(&mockCanvas); |
77 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 77 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
78 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 78 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
79 } | 79 } |
80 { | 80 { |
81 MockCanvas mockCanvas(store); | 81 MockCanvas mockCanvas(store); |
82 mockCanvas.translate(-7.99f, -7.99f); | 82 mockCanvas.translate(-7.99f, -7.99f); |
83 picture->draw(&mockCanvas); | 83 picture->playback(&mockCanvas); |
84 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 84 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
85 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 85 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
86 } | 86 } |
87 // Corner overlap | 87 // Corner overlap |
88 { | 88 { |
89 MockCanvas mockCanvas(store); | 89 MockCanvas mockCanvas(store); |
90 mockCanvas.translate(-9.5f, -9.5f); | 90 mockCanvas.translate(-9.5f, -9.5f); |
91 picture->draw(&mockCanvas); | 91 picture->playback(&mockCanvas); |
92 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); | 92 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
93 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 93 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
94 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); | 94 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); |
95 } | 95 } |
96 // Intersect bottom right tile, but does not overlap rect 2 | 96 // Intersect bottom right tile, but does not overlap rect 2 |
97 { | 97 { |
98 MockCanvas mockCanvas(store); | 98 MockCanvas mockCanvas(store); |
99 mockCanvas.translate(-16.0f, -16.0f); | 99 mockCanvas.translate(-16.0f, -16.0f); |
100 picture->draw(&mockCanvas); | 100 picture->playback(&mockCanvas); |
101 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 101 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
102 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); | 102 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
103 } | 103 } |
104 // Out of bounds queries, snap to border tiles | 104 // Out of bounds queries, snap to border tiles |
105 { | 105 { |
106 MockCanvas mockCanvas(store); | 106 MockCanvas mockCanvas(store); |
107 mockCanvas.translate(2.0f, 0.0f); | 107 mockCanvas.translate(2.0f, 0.0f); |
108 picture->draw(&mockCanvas); | 108 picture->playback(&mockCanvas); |
109 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 109 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
110 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 110 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
111 } | 111 } |
112 { | 112 { |
113 MockCanvas mockCanvas(store); | 113 MockCanvas mockCanvas(store); |
114 mockCanvas.translate(0.0f, 2.0f); | 114 mockCanvas.translate(0.0f, 2.0f); |
115 picture->draw(&mockCanvas); | 115 picture->playback(&mockCanvas); |
116 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 116 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
117 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 117 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
118 } | 118 } |
119 { | 119 { |
120 MockCanvas mockCanvas(store); | 120 MockCanvas mockCanvas(store); |
121 mockCanvas.translate(-22.0f, -16.0f); | 121 mockCanvas.translate(-22.0f, -16.0f); |
122 picture->draw(&mockCanvas); | 122 picture->playback(&mockCanvas); |
123 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 123 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
124 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); | 124 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
125 } | 125 } |
126 { | 126 { |
127 MockCanvas mockCanvas(store); | 127 MockCanvas mockCanvas(store); |
128 mockCanvas.translate(-16.0f, -22.0f); | 128 mockCanvas.translate(-16.0f, -22.0f); |
129 picture->draw(&mockCanvas); | 129 picture->playback(&mockCanvas); |
130 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 130 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
131 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); | 131 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
132 } | 132 } |
133 } | 133 } |
134 | 134 |
135 DEF_TEST(TileGrid_OverlapOffsetQueryAlignment, reporter) { | 135 DEF_TEST(TileGrid_OverlapOffsetQueryAlignment, reporter) { |
136 // Use SkTileGridPicture to generate a SkTileGrid with a helper | 136 // Use SkTileGridPicture to generate a SkTileGrid with a helper |
137 SkTileGridFactory::TileGridInfo info; | 137 SkTileGridFactory::TileGridInfo info; |
138 info.fMargin.set(1, 1); | 138 info.fMargin.set(1, 1); |
139 info.fOffset.set(-1, -1); | 139 info.fOffset.set(-1, -1); |
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161 tileBitmap.allocN32Pixels(10, 10); | 161 tileBitmap.allocN32Pixels(10, 10); |
162 SkBitmap moreThanATileBitmap; | 162 SkBitmap moreThanATileBitmap; |
163 moreThanATileBitmap.allocN32Pixels(11, 11); | 163 moreThanATileBitmap.allocN32Pixels(11, 11); |
164 SkBitmap tinyBitmap; | 164 SkBitmap tinyBitmap; |
165 tinyBitmap.allocN32Pixels(2, 2); | 165 tinyBitmap.allocN32Pixels(2, 2); |
166 // Test parts of top-left tile | 166 // Test parts of top-left tile |
167 { | 167 { |
168 // The offset should cancel the top and left borders of the top left til
e | 168 // The offset should cancel the top and left borders of the top left til
e |
169 // So a look-up at interval 0-10 should be grid aligned, | 169 // So a look-up at interval 0-10 should be grid aligned, |
170 MockCanvas mockCanvas(tileBitmap); | 170 MockCanvas mockCanvas(tileBitmap); |
171 picture->draw(&mockCanvas); | 171 picture->playback(&mockCanvas); |
172 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 172 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
173 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 173 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
174 } | 174 } |
175 { | 175 { |
176 // Encroaching border by one pixel | 176 // Encroaching border by one pixel |
177 MockCanvas mockCanvas(moreThanATileBitmap); | 177 MockCanvas mockCanvas(moreThanATileBitmap); |
178 picture->draw(&mockCanvas); | 178 picture->playback(&mockCanvas); |
179 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); | 179 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
180 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 180 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
181 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); | 181 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); |
182 } | 182 } |
183 { | 183 { |
184 // Tile stride is 8 (tileWidth - 2 * border pixels | 184 // Tile stride is 8 (tileWidth - 2 * border pixels |
185 // so translating by 8, should make query grid-aligned | 185 // so translating by 8, should make query grid-aligned |
186 // with middle tile. | 186 // with middle tile. |
187 MockCanvas mockCanvas(tileBitmap); | 187 MockCanvas mockCanvas(tileBitmap); |
188 mockCanvas.translate(SkIntToScalar(-8), SkIntToScalar(-8)); | 188 mockCanvas.translate(SkIntToScalar(-8), SkIntToScalar(-8)); |
189 picture->draw(&mockCanvas); | 189 picture->playback(&mockCanvas); |
190 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); | 190 REPORTER_ASSERT(reporter, 1 == mockCanvas.fRects.count()); |
191 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); | 191 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
192 } | 192 } |
193 { | 193 { |
194 MockCanvas mockCanvas(tileBitmap); | 194 MockCanvas mockCanvas(tileBitmap); |
195 mockCanvas.translate(-7.9f, -7.9f); | 195 mockCanvas.translate(-7.9f, -7.9f); |
196 picture->draw(&mockCanvas); | 196 picture->playback(&mockCanvas); |
197 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); | 197 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
198 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); | 198 REPORTER_ASSERT(reporter, rect1 == mockCanvas.fRects[0]); |
199 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); | 199 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[1]); |
200 } | 200 } |
201 { | 201 { |
202 MockCanvas mockCanvas(tileBitmap); | 202 MockCanvas mockCanvas(tileBitmap); |
203 mockCanvas.translate(-8.1f, -8.1f); | 203 mockCanvas.translate(-8.1f, -8.1f); |
204 picture->draw(&mockCanvas); | 204 picture->playback(&mockCanvas); |
205 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); | 205 REPORTER_ASSERT(reporter, 2 == mockCanvas.fRects.count()); |
206 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); | 206 REPORTER_ASSERT(reporter, rect2 == mockCanvas.fRects[0]); |
207 REPORTER_ASSERT(reporter, rect3 == mockCanvas.fRects[1]); | 207 REPORTER_ASSERT(reporter, rect3 == mockCanvas.fRects[1]); |
208 } | 208 } |
209 { | 209 { |
210 // Regression test for crbug.com/234688 | 210 // Regression test for crbug.com/234688 |
211 // Once the 2x2 device region is inset by margin, it yields an empty | 211 // Once the 2x2 device region is inset by margin, it yields an empty |
212 // adjusted region, sitting right on top of the tile boundary. | 212 // adjusted region, sitting right on top of the tile boundary. |
213 MockCanvas mockCanvas(tinyBitmap); | 213 MockCanvas mockCanvas(tinyBitmap); |
214 mockCanvas.translate(-8.0f, -8.0f); | 214 mockCanvas.translate(-8.0f, -8.0f); |
215 picture->draw(&mockCanvas); | 215 picture->playback(&mockCanvas); |
216 // This test passes by not asserting. We do not validate the rects recor
ded | 216 // This test passes by not asserting. We do not validate the rects recor
ded |
217 // because the result is numerically unstable (floating point equality). | 217 // because the result is numerically unstable (floating point equality). |
218 // The content of any one of the four tiles of the tilegrid would be a v
alid | 218 // The content of any one of the four tiles of the tilegrid would be a v
alid |
219 // result since any bbox that covers the center point of the canvas will
be | 219 // result since any bbox that covers the center point of the canvas will
be |
220 // recorded in all four tiles. | 220 // recorded in all four tiles. |
221 } | 221 } |
222 } | 222 } |
223 | 223 |
224 DEF_TEST(TileGrid, reporter) { | 224 DEF_TEST(TileGrid, reporter) { |
225 // Out of bounds | 225 // Out of bounds |
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242 verifyTileHits(reporter, SkRect::MakeXYWH(10, 10, 1, 1), kBottomRight_Tile,
1); | 242 verifyTileHits(reporter, SkRect::MakeXYWH(10, 10, 1, 1), kBottomRight_Tile,
1); |
243 verifyTileHits(reporter, SkRect::MakeXYWH(17, 17, 1, 1), kBottomRight_Tile,
1); | 243 verifyTileHits(reporter, SkRect::MakeXYWH(17, 17, 1, 1), kBottomRight_Tile,
1); |
244 | 244 |
245 // BBoxes that overlap tiles | 245 // BBoxes that overlap tiles |
246 verifyTileHits(reporter, SkRect::MakeXYWH(5, 5, 10, 1), kTopLeft_Tile | kTo
pRight_Tile); | 246 verifyTileHits(reporter, SkRect::MakeXYWH(5, 5, 10, 1), kTopLeft_Tile | kTo
pRight_Tile); |
247 verifyTileHits(reporter, SkRect::MakeXYWH(5, 5, 1, 10), kTopLeft_Tile | | 247 verifyTileHits(reporter, SkRect::MakeXYWH(5, 5, 1, 10), kTopLeft_Tile | |
248 kBottomLeft_Tile); | 248 kBottomLeft_Tile); |
249 verifyTileHits(reporter, SkRect::MakeXYWH(5, 5, 10, 10), kAll_Tile); | 249 verifyTileHits(reporter, SkRect::MakeXYWH(5, 5, 10, 10), kAll_Tile); |
250 verifyTileHits(reporter, SkRect::MakeXYWH(-10, -10, 40, 40), kAll_Tile); | 250 verifyTileHits(reporter, SkRect::MakeXYWH(-10, -10, 40, 40), kAll_Tile); |
251 } | 251 } |
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