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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "cc/resources/pixel_ref_map.h" |
| 6 |
| 7 #include "base/memory/ref_counted.h" |
| 8 #include "base/memory/scoped_ptr.h" |
| 9 #include "base/values.h" |
| 10 #include "cc/resources/picture.h" |
| 11 #include "cc/test/fake_content_layer_client.h" |
| 12 #include "cc/test/skia_common.h" |
| 13 #include "testing/gtest/include/gtest/gtest.h" |
| 14 #include "third_party/skia/include/core/SkGraphics.h" |
| 15 #include "ui/gfx/geometry/rect.h" |
| 16 #include "ui/gfx/skia_util.h" |
| 17 |
| 18 namespace cc { |
| 19 namespace { |
| 20 |
| 21 TEST(PixelRefMapTest, PixelRefMapIterator) { |
| 22 gfx::Rect layer_rect(2048, 2048); |
| 23 |
| 24 gfx::Size tile_grid_size(512, 512); |
| 25 |
| 26 FakeContentLayerClient content_layer_client; |
| 27 |
| 28 // Discardable pixel refs are found in the following grids: |
| 29 // |---|---|---|---| |
| 30 // | | x | | x | |
| 31 // |---|---|---|---| |
| 32 // | x | | x | | |
| 33 // |---|---|---|---| |
| 34 // | | x | | x | |
| 35 // |---|---|---|---| |
| 36 // | x | | x | | |
| 37 // |---|---|---|---| |
| 38 SkBitmap discardable_bitmap[4][4]; |
| 39 for (int y = 0; y < 4; ++y) { |
| 40 for (int x = 0; x < 4; ++x) { |
| 41 if ((x + y) & 1) { |
| 42 CreateBitmap(gfx::Size(500, 500), "discardable", |
| 43 &discardable_bitmap[y][x]); |
| 44 SkPaint paint; |
| 45 content_layer_client.add_draw_bitmap( |
| 46 discardable_bitmap[y][x], gfx::Point(x * 512 + 6, y * 512 + 6), |
| 47 paint); |
| 48 } |
| 49 } |
| 50 } |
| 51 |
| 52 scoped_refptr<Picture> picture = |
| 53 Picture::Create(layer_rect, &content_layer_client, tile_grid_size, true, |
| 54 RecordingSource::RECORD_NORMALLY); |
| 55 |
| 56 // Default iterator does not have any pixel refs. |
| 57 { |
| 58 PixelRefMap::Iterator iterator; |
| 59 EXPECT_FALSE(iterator); |
| 60 } |
| 61 |
| 62 for (int y = 0; y < 4; ++y) { |
| 63 for (int x = 0; x < 4; ++x) { |
| 64 PixelRefMap::Iterator iterator(gfx::Rect(x * 512, y * 512, 500, 500), |
| 65 picture.get()); |
| 66 if ((x + y) & 1) { |
| 67 EXPECT_TRUE(iterator) << x << " " << y; |
| 68 EXPECT_TRUE(*iterator == discardable_bitmap[y][x].pixelRef()) |
| 69 << x << " " << y; |
| 70 EXPECT_FALSE(++iterator) << x << " " << y; |
| 71 } else { |
| 72 EXPECT_FALSE(iterator) << x << " " << y; |
| 73 } |
| 74 } |
| 75 } |
| 76 // Capture 4 pixel refs. |
| 77 { |
| 78 PixelRefMap::Iterator iterator(gfx::Rect(512, 512, 2048, 2048), |
| 79 picture.get()); |
| 80 EXPECT_TRUE(iterator); |
| 81 EXPECT_TRUE(*iterator == discardable_bitmap[1][2].pixelRef()); |
| 82 EXPECT_TRUE(++iterator); |
| 83 EXPECT_TRUE(*iterator == discardable_bitmap[2][1].pixelRef()); |
| 84 EXPECT_TRUE(++iterator); |
| 85 EXPECT_TRUE(*iterator == discardable_bitmap[2][3].pixelRef()); |
| 86 EXPECT_TRUE(++iterator); |
| 87 EXPECT_TRUE(*iterator == discardable_bitmap[3][2].pixelRef()); |
| 88 EXPECT_FALSE(++iterator); |
| 89 } |
| 90 |
| 91 // Copy test. |
| 92 PixelRefMap::Iterator iterator(gfx::Rect(512, 512, 2048, 2048), |
| 93 picture.get()); |
| 94 EXPECT_TRUE(iterator); |
| 95 EXPECT_TRUE(*iterator == discardable_bitmap[1][2].pixelRef()); |
| 96 EXPECT_TRUE(++iterator); |
| 97 EXPECT_TRUE(*iterator == discardable_bitmap[2][1].pixelRef()); |
| 98 |
| 99 // copy now points to the same spot as iterator, |
| 100 // but both can be incremented independently. |
| 101 PixelRefMap::Iterator copy = iterator; |
| 102 EXPECT_TRUE(++iterator); |
| 103 EXPECT_TRUE(*iterator == discardable_bitmap[2][3].pixelRef()); |
| 104 EXPECT_TRUE(++iterator); |
| 105 EXPECT_TRUE(*iterator == discardable_bitmap[3][2].pixelRef()); |
| 106 EXPECT_FALSE(++iterator); |
| 107 |
| 108 EXPECT_TRUE(copy); |
| 109 EXPECT_TRUE(*copy == discardable_bitmap[2][1].pixelRef()); |
| 110 EXPECT_TRUE(++copy); |
| 111 EXPECT_TRUE(*copy == discardable_bitmap[2][3].pixelRef()); |
| 112 EXPECT_TRUE(++copy); |
| 113 EXPECT_TRUE(*copy == discardable_bitmap[3][2].pixelRef()); |
| 114 EXPECT_FALSE(++copy); |
| 115 } |
| 116 |
| 117 TEST(PixelRefMapTest, PixelRefMapIteratorNonZeroLayer) { |
| 118 gfx::Rect layer_rect(1024, 0, 2048, 2048); |
| 119 |
| 120 gfx::Size tile_grid_size(512, 512); |
| 121 |
| 122 FakeContentLayerClient content_layer_client; |
| 123 |
| 124 // Discardable pixel refs are found in the following grids: |
| 125 // |---|---|---|---| |
| 126 // | | x | | x | |
| 127 // |---|---|---|---| |
| 128 // | x | | x | | |
| 129 // |---|---|---|---| |
| 130 // | | x | | x | |
| 131 // |---|---|---|---| |
| 132 // | x | | x | | |
| 133 // |---|---|---|---| |
| 134 SkBitmap discardable_bitmap[4][4]; |
| 135 for (int y = 0; y < 4; ++y) { |
| 136 for (int x = 0; x < 4; ++x) { |
| 137 if ((x + y) & 1) { |
| 138 CreateBitmap(gfx::Size(500, 500), "discardable", |
| 139 &discardable_bitmap[y][x]); |
| 140 SkPaint paint; |
| 141 content_layer_client.add_draw_bitmap( |
| 142 discardable_bitmap[y][x], |
| 143 gfx::Point(1024 + x * 512 + 6, y * 512 + 6), paint); |
| 144 } |
| 145 } |
| 146 } |
| 147 |
| 148 scoped_refptr<Picture> picture = |
| 149 Picture::Create(layer_rect, &content_layer_client, tile_grid_size, true, |
| 150 RecordingSource::RECORD_NORMALLY); |
| 151 |
| 152 // Default iterator does not have any pixel refs. |
| 153 { |
| 154 PixelRefMap::Iterator iterator; |
| 155 EXPECT_FALSE(iterator); |
| 156 } |
| 157 |
| 158 for (int y = 0; y < 4; ++y) { |
| 159 for (int x = 0; x < 4; ++x) { |
| 160 PixelRefMap::Iterator iterator( |
| 161 gfx::Rect(1024 + x * 512, y * 512, 500, 500), picture.get()); |
| 162 if ((x + y) & 1) { |
| 163 EXPECT_TRUE(iterator) << x << " " << y; |
| 164 EXPECT_TRUE(*iterator == discardable_bitmap[y][x].pixelRef()); |
| 165 EXPECT_FALSE(++iterator) << x << " " << y; |
| 166 } else { |
| 167 EXPECT_FALSE(iterator) << x << " " << y; |
| 168 } |
| 169 } |
| 170 } |
| 171 // Capture 4 pixel refs. |
| 172 { |
| 173 PixelRefMap::Iterator iterator(gfx::Rect(1024 + 512, 512, 2048, 2048), |
| 174 picture.get()); |
| 175 EXPECT_TRUE(iterator); |
| 176 EXPECT_TRUE(*iterator == discardable_bitmap[1][2].pixelRef()); |
| 177 EXPECT_TRUE(++iterator); |
| 178 EXPECT_TRUE(*iterator == discardable_bitmap[2][1].pixelRef()); |
| 179 EXPECT_TRUE(++iterator); |
| 180 EXPECT_TRUE(*iterator == discardable_bitmap[2][3].pixelRef()); |
| 181 EXPECT_TRUE(++iterator); |
| 182 EXPECT_TRUE(*iterator == discardable_bitmap[3][2].pixelRef()); |
| 183 EXPECT_FALSE(++iterator); |
| 184 } |
| 185 |
| 186 // Copy test. |
| 187 { |
| 188 PixelRefMap::Iterator iterator(gfx::Rect(1024 + 512, 512, 2048, 2048), |
| 189 picture.get()); |
| 190 EXPECT_TRUE(iterator); |
| 191 EXPECT_TRUE(*iterator == discardable_bitmap[1][2].pixelRef()); |
| 192 EXPECT_TRUE(++iterator); |
| 193 EXPECT_TRUE(*iterator == discardable_bitmap[2][1].pixelRef()); |
| 194 |
| 195 // copy now points to the same spot as iterator, |
| 196 // but both can be incremented independently. |
| 197 PixelRefMap::Iterator copy = iterator; |
| 198 EXPECT_TRUE(++iterator); |
| 199 EXPECT_TRUE(*iterator == discardable_bitmap[2][3].pixelRef()); |
| 200 EXPECT_TRUE(++iterator); |
| 201 EXPECT_TRUE(*iterator == discardable_bitmap[3][2].pixelRef()); |
| 202 EXPECT_FALSE(++iterator); |
| 203 |
| 204 EXPECT_TRUE(copy); |
| 205 EXPECT_TRUE(*copy == discardable_bitmap[2][1].pixelRef()); |
| 206 EXPECT_TRUE(++copy); |
| 207 EXPECT_TRUE(*copy == discardable_bitmap[2][3].pixelRef()); |
| 208 EXPECT_TRUE(++copy); |
| 209 EXPECT_TRUE(*copy == discardable_bitmap[3][2].pixelRef()); |
| 210 EXPECT_FALSE(++copy); |
| 211 } |
| 212 |
| 213 // Non intersecting rects |
| 214 { |
| 215 PixelRefMap::Iterator iterator(gfx::Rect(0, 0, 1000, 1000), picture.get()); |
| 216 EXPECT_FALSE(iterator); |
| 217 } |
| 218 { |
| 219 PixelRefMap::Iterator iterator(gfx::Rect(3500, 0, 1000, 1000), |
| 220 picture.get()); |
| 221 EXPECT_FALSE(iterator); |
| 222 } |
| 223 { |
| 224 PixelRefMap::Iterator iterator(gfx::Rect(0, 1100, 1000, 1000), |
| 225 picture.get()); |
| 226 EXPECT_FALSE(iterator); |
| 227 } |
| 228 { |
| 229 PixelRefMap::Iterator iterator(gfx::Rect(3500, 1100, 1000, 1000), |
| 230 picture.get()); |
| 231 EXPECT_FALSE(iterator); |
| 232 } |
| 233 } |
| 234 |
| 235 TEST(PixelRefMapTest, PixelRefMapIteratorOnePixelQuery) { |
| 236 gfx::Rect layer_rect(2048, 2048); |
| 237 |
| 238 gfx::Size tile_grid_size(512, 512); |
| 239 |
| 240 FakeContentLayerClient content_layer_client; |
| 241 |
| 242 // Discardable pixel refs are found in the following grids: |
| 243 // |---|---|---|---| |
| 244 // | | x | | x | |
| 245 // |---|---|---|---| |
| 246 // | x | | x | | |
| 247 // |---|---|---|---| |
| 248 // | | x | | x | |
| 249 // |---|---|---|---| |
| 250 // | x | | x | | |
| 251 // |---|---|---|---| |
| 252 SkBitmap discardable_bitmap[4][4]; |
| 253 for (int y = 0; y < 4; ++y) { |
| 254 for (int x = 0; x < 4; ++x) { |
| 255 if ((x + y) & 1) { |
| 256 CreateBitmap(gfx::Size(500, 500), "discardable", |
| 257 &discardable_bitmap[y][x]); |
| 258 SkPaint paint; |
| 259 content_layer_client.add_draw_bitmap( |
| 260 discardable_bitmap[y][x], gfx::Point(x * 512 + 6, y * 512 + 6), |
| 261 paint); |
| 262 } |
| 263 } |
| 264 } |
| 265 |
| 266 scoped_refptr<Picture> picture = |
| 267 Picture::Create(layer_rect, &content_layer_client, tile_grid_size, true, |
| 268 RecordingSource::RECORD_NORMALLY); |
| 269 |
| 270 // Default iterator does not have any pixel refs. |
| 271 { |
| 272 PixelRefMap::Iterator iterator; |
| 273 EXPECT_FALSE(iterator); |
| 274 } |
| 275 |
| 276 for (int y = 0; y < 4; ++y) { |
| 277 for (int x = 0; x < 4; ++x) { |
| 278 PixelRefMap::Iterator iterator(gfx::Rect(x * 512, y * 512 + 256, 1, 1), |
| 279 picture.get()); |
| 280 if ((x + y) & 1) { |
| 281 EXPECT_TRUE(iterator) << x << " " << y; |
| 282 EXPECT_TRUE(*iterator == discardable_bitmap[y][x].pixelRef()); |
| 283 EXPECT_FALSE(++iterator) << x << " " << y; |
| 284 } else { |
| 285 EXPECT_FALSE(iterator) << x << " " << y; |
| 286 } |
| 287 } |
| 288 } |
| 289 } |
| 290 |
| 291 } // namespace |
| 292 } // namespace cc |
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Chromium Code Reviews
Issue 1001833005:
Update from https://crrev.com/320343 (Closed)
Base URL: git@github.com:domokit/mojo.git@master