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| 1 // Copyright 2013 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/playback/raster_source.h" | |
| 6 | |
| 7 #include <stddef.h> | |
| 8 | |
| 9 #include <memory> | |
| 10 | |
| 11 #include "cc/test/fake_recording_source.h" | |
| 12 #include "cc/test/skia_common.h" | |
| 13 #include "cc/tiles/software_image_decode_cache.h" | |
| 14 #include "testing/gtest/include/gtest/gtest.h" | |
| 15 #include "third_party/skia/include/core/SkPixelRef.h" | |
| 16 #include "third_party/skia/include/core/SkRefCnt.h" | |
| 17 #include "third_party/skia/include/core/SkShader.h" | |
| 18 #include "ui/gfx/geometry/rect.h" | |
| 19 #include "ui/gfx/geometry/size_conversions.h" | |
| 20 | |
| 21 namespace cc { | |
| 22 namespace { | |
| 23 | |
| 24 gfx::ColorSpace ColorSpaceForTesting() { | |
| 25 return gfx::ColorSpace(); | |
| 26 } | |
| 27 | |
| 28 TEST(RasterSourceTest, AnalyzeIsSolidUnscaled) { | |
| 29 gfx::Size layer_bounds(400, 400); | |
| 30 | |
| 31 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 32 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 33 | |
| 34 PaintFlags solid_flags; | |
| 35 SkColor solid_color = SkColorSetARGB(255, 12, 23, 34); | |
| 36 solid_flags.setColor(solid_color); | |
| 37 | |
| 38 SkColor non_solid_color = SkColorSetARGB(128, 45, 56, 67); | |
| 39 SkColor color = SK_ColorTRANSPARENT; | |
| 40 PaintFlags non_solid_flags; | |
| 41 bool is_solid_color = false; | |
| 42 non_solid_flags.setColor(non_solid_color); | |
| 43 | |
| 44 recording_source->add_draw_rect_with_flags(gfx::Rect(layer_bounds), | |
| 45 solid_flags); | |
| 46 recording_source->Rerecord(); | |
| 47 | |
| 48 scoped_refptr<RasterSource> raster = | |
| 49 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 50 | |
| 51 // Ensure everything is solid. | |
| 52 for (int y = 0; y <= 300; y += 100) { | |
| 53 for (int x = 0; x <= 300; x += 100) { | |
| 54 gfx::Rect rect(x, y, 100, 100); | |
| 55 is_solid_color = raster->PerformSolidColorAnalysis(rect, 1.f, &color); | |
| 56 EXPECT_TRUE(is_solid_color) << rect.ToString(); | |
| 57 EXPECT_EQ(solid_color, color) << rect.ToString(); | |
| 58 } | |
| 59 } | |
| 60 | |
| 61 // Add one non-solid pixel and recreate the raster source. | |
| 62 recording_source->add_draw_rect_with_flags(gfx::Rect(50, 50, 1, 1), | |
| 63 non_solid_flags); | |
| 64 recording_source->Rerecord(); | |
| 65 raster = | |
| 66 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 67 | |
| 68 color = SK_ColorTRANSPARENT; | |
| 69 is_solid_color = | |
| 70 raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 100, 100), 1.f, &color); | |
| 71 EXPECT_FALSE(is_solid_color); | |
| 72 | |
| 73 color = SK_ColorTRANSPARENT; | |
| 74 is_solid_color = raster->PerformSolidColorAnalysis( | |
| 75 gfx::Rect(100, 0, 100, 100), 1.f, &color); | |
| 76 EXPECT_TRUE(is_solid_color); | |
| 77 EXPECT_EQ(solid_color, color); | |
| 78 | |
| 79 // Boundaries should be clipped. | |
| 80 color = SK_ColorTRANSPARENT; | |
| 81 is_solid_color = raster->PerformSolidColorAnalysis( | |
| 82 gfx::Rect(350, 0, 100, 100), 1.f, &color); | |
| 83 EXPECT_TRUE(is_solid_color); | |
| 84 EXPECT_EQ(solid_color, color); | |
| 85 | |
| 86 color = SK_ColorTRANSPARENT; | |
| 87 is_solid_color = raster->PerformSolidColorAnalysis( | |
| 88 gfx::Rect(0, 350, 100, 100), 1.f, &color); | |
| 89 EXPECT_TRUE(is_solid_color); | |
| 90 EXPECT_EQ(solid_color, color); | |
| 91 | |
| 92 color = SK_ColorTRANSPARENT; | |
| 93 is_solid_color = raster->PerformSolidColorAnalysis( | |
| 94 gfx::Rect(350, 350, 100, 100), 1.f, &color); | |
| 95 EXPECT_TRUE(is_solid_color); | |
| 96 EXPECT_EQ(solid_color, color); | |
| 97 } | |
| 98 | |
| 99 TEST(RasterSourceTest, AnalyzeIsSolidScaled) { | |
| 100 gfx::Size layer_bounds(400, 400); | |
| 101 | |
| 102 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 103 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 104 | |
| 105 SkColor solid_color = SkColorSetARGB(255, 12, 23, 34); | |
| 106 SkColor color = SK_ColorTRANSPARENT; | |
| 107 PaintFlags solid_flags; | |
| 108 bool is_solid_color = false; | |
| 109 solid_flags.setColor(solid_color); | |
| 110 | |
| 111 SkColor non_solid_color = SkColorSetARGB(128, 45, 56, 67); | |
| 112 PaintFlags non_solid_flags; | |
| 113 non_solid_flags.setColor(non_solid_color); | |
| 114 | |
| 115 recording_source->add_draw_rect_with_flags(gfx::Rect(0, 0, 400, 400), | |
| 116 solid_flags); | |
| 117 recording_source->Rerecord(); | |
| 118 | |
| 119 scoped_refptr<RasterSource> raster = | |
| 120 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 121 | |
| 122 // Ensure everything is solid. | |
| 123 for (int y = 0; y <= 30; y += 10) { | |
| 124 for (int x = 0; x <= 30; x += 10) { | |
| 125 gfx::Rect rect(x, y, 10, 10); | |
| 126 is_solid_color = raster->PerformSolidColorAnalysis(rect, 0.1f, &color); | |
| 127 EXPECT_TRUE(is_solid_color) << rect.ToString(); | |
| 128 EXPECT_EQ(color, solid_color) << rect.ToString(); | |
| 129 } | |
| 130 } | |
| 131 | |
| 132 // Add one non-solid pixel and recreate the raster source. | |
| 133 recording_source->add_draw_rect_with_flags(gfx::Rect(50, 50, 1, 1), | |
| 134 non_solid_flags); | |
| 135 recording_source->Rerecord(); | |
| 136 raster = | |
| 137 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 138 | |
| 139 color = SK_ColorTRANSPARENT; | |
| 140 is_solid_color = | |
| 141 raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 10, 10), 0.1f, &color); | |
| 142 EXPECT_FALSE(is_solid_color); | |
| 143 | |
| 144 color = SK_ColorTRANSPARENT; | |
| 145 is_solid_color = | |
| 146 raster->PerformSolidColorAnalysis(gfx::Rect(10, 0, 10, 10), 0.1f, &color); | |
| 147 EXPECT_TRUE(is_solid_color); | |
| 148 EXPECT_EQ(color, solid_color); | |
| 149 | |
| 150 // Boundaries should be clipped. | |
| 151 color = SK_ColorTRANSPARENT; | |
| 152 is_solid_color = | |
| 153 raster->PerformSolidColorAnalysis(gfx::Rect(35, 0, 10, 10), 0.1f, &color); | |
| 154 EXPECT_TRUE(is_solid_color); | |
| 155 EXPECT_EQ(color, solid_color); | |
| 156 | |
| 157 color = SK_ColorTRANSPARENT; | |
| 158 is_solid_color = | |
| 159 raster->PerformSolidColorAnalysis(gfx::Rect(0, 35, 10, 10), 0.1f, &color); | |
| 160 EXPECT_TRUE(is_solid_color); | |
| 161 EXPECT_EQ(color, solid_color); | |
| 162 | |
| 163 color = SK_ColorTRANSPARENT; | |
| 164 is_solid_color = raster->PerformSolidColorAnalysis(gfx::Rect(35, 35, 10, 10), | |
| 165 0.1f, &color); | |
| 166 EXPECT_TRUE(is_solid_color); | |
| 167 EXPECT_EQ(color, solid_color); | |
| 168 } | |
| 169 | |
| 170 TEST(RasterSourceTest, AnalyzeIsSolidEmpty) { | |
| 171 gfx::Size layer_bounds(400, 400); | |
| 172 | |
| 173 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 174 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 175 recording_source->Rerecord(); | |
| 176 | |
| 177 scoped_refptr<RasterSource> raster = | |
| 178 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 179 | |
| 180 SkColor color = SK_ColorTRANSPARENT; | |
| 181 bool is_solid_color = | |
| 182 raster->PerformSolidColorAnalysis(gfx::Rect(0, 0, 400, 400), 1.f, &color); | |
| 183 | |
| 184 EXPECT_TRUE(is_solid_color); | |
| 185 EXPECT_EQ(color, SkColorSetARGB(0, 0, 0, 0)); | |
| 186 } | |
| 187 | |
| 188 TEST(RasterSourceTest, PixelRefIteratorDiscardableRefsOneTile) { | |
| 189 gfx::Size layer_bounds(512, 512); | |
| 190 | |
| 191 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 192 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 193 | |
| 194 sk_sp<SkImage> discardable_image[2][2]; | |
| 195 discardable_image[0][0] = CreateDiscardableImage(gfx::Size(32, 32)); | |
| 196 discardable_image[0][1] = CreateDiscardableImage(gfx::Size(32, 32)); | |
| 197 discardable_image[1][1] = CreateDiscardableImage(gfx::Size(32, 32)); | |
| 198 | |
| 199 // Discardable pixel refs are found in the following cells: | |
| 200 // |---|---| | |
| 201 // | x | x | | |
| 202 // |---|---| | |
| 203 // | | x | | |
| 204 // |---|---| | |
| 205 recording_source->add_draw_image(discardable_image[0][0], gfx::Point(0, 0)); | |
| 206 recording_source->add_draw_image(discardable_image[0][1], gfx::Point(260, 0)); | |
| 207 recording_source->add_draw_image(discardable_image[1][1], | |
| 208 gfx::Point(260, 260)); | |
| 209 recording_source->SetGenerateDiscardableImagesMetadata(true); | |
| 210 recording_source->Rerecord(); | |
| 211 | |
| 212 scoped_refptr<RasterSource> raster = | |
| 213 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 214 | |
| 215 // Tile sized iterators. These should find only one pixel ref. | |
| 216 { | |
| 217 std::vector<DrawImage> images; | |
| 218 raster->GetDiscardableImagesInRect(gfx::Rect(0, 0, 256, 256), 1.f, &images); | |
| 219 EXPECT_EQ(1u, images.size()); | |
| 220 EXPECT_EQ(discardable_image[0][0], images[0].image()); | |
| 221 } | |
| 222 // Shifted tile sized iterators. These should find only one pixel ref. | |
| 223 { | |
| 224 std::vector<DrawImage> images; | |
| 225 raster->GetDiscardableImagesInRect(gfx::Rect(260, 260, 256, 256), 1.f, | |
| 226 &images); | |
| 227 EXPECT_EQ(1u, images.size()); | |
| 228 EXPECT_EQ(discardable_image[1][1], images[0].image()); | |
| 229 } | |
| 230 // Ensure there's no discardable pixel refs in the empty cell | |
| 231 { | |
| 232 std::vector<DrawImage> images; | |
| 233 raster->GetDiscardableImagesInRect(gfx::Rect(0, 256, 256, 256), 1.f, | |
| 234 &images); | |
| 235 EXPECT_EQ(0u, images.size()); | |
| 236 } | |
| 237 // Layer sized iterators. These should find three pixel ref. | |
| 238 { | |
| 239 std::vector<DrawImage> images; | |
| 240 raster->GetDiscardableImagesInRect(gfx::Rect(0, 0, 512, 512), 1.f, &images); | |
| 241 EXPECT_EQ(3u, images.size()); | |
| 242 EXPECT_EQ(discardable_image[0][0], images[0].image()); | |
| 243 EXPECT_EQ(discardable_image[0][1], images[1].image()); | |
| 244 EXPECT_EQ(discardable_image[1][1], images[2].image()); | |
| 245 } | |
| 246 } | |
| 247 | |
| 248 TEST(RasterSourceTest, RasterFullContents) { | |
| 249 gfx::Size layer_bounds(3, 5); | |
| 250 float contents_scale = 1.5f; | |
| 251 float raster_divisions = 2.f; | |
| 252 | |
| 253 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 254 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 255 recording_source->SetBackgroundColor(SK_ColorBLACK); | |
| 256 recording_source->SetClearCanvasWithDebugColor(false); | |
| 257 | |
| 258 // Because the caller sets content opaque, it also promises that it | |
| 259 // has at least filled in layer_bounds opaquely. | |
| 260 PaintFlags white_flags; | |
| 261 white_flags.setColor(SK_ColorWHITE); | |
| 262 recording_source->add_draw_rect_with_flags(gfx::Rect(layer_bounds), | |
| 263 white_flags); | |
| 264 recording_source->Rerecord(); | |
| 265 | |
| 266 scoped_refptr<RasterSource> raster = | |
| 267 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 268 | |
| 269 gfx::Size content_bounds( | |
| 270 gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); | |
| 271 | |
| 272 // Simulate drawing into different tiles at different offsets. | |
| 273 int step_x = std::ceil(content_bounds.width() / raster_divisions); | |
| 274 int step_y = std::ceil(content_bounds.height() / raster_divisions); | |
| 275 for (int offset_x = 0; offset_x < content_bounds.width(); | |
| 276 offset_x += step_x) { | |
| 277 for (int offset_y = 0; offset_y < content_bounds.height(); | |
| 278 offset_y += step_y) { | |
| 279 gfx::Rect content_rect(offset_x, offset_y, step_x, step_y); | |
| 280 content_rect.Intersect(gfx::Rect(content_bounds)); | |
| 281 | |
| 282 // Simulate a canvas rect larger than the content rect. Every pixel | |
| 283 // up to one pixel outside the content rect is guaranteed to be opaque. | |
| 284 // Outside of that is undefined. | |
| 285 gfx::Rect canvas_rect(content_rect); | |
| 286 canvas_rect.Inset(0, 0, -1, -1); | |
| 287 | |
| 288 SkBitmap bitmap; | |
| 289 bitmap.allocN32Pixels(canvas_rect.width(), canvas_rect.height()); | |
| 290 SkCanvas canvas(bitmap); | |
| 291 canvas.clear(SK_ColorTRANSPARENT); | |
| 292 | |
| 293 raster->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), canvas_rect, | |
| 294 canvas_rect, contents_scale, | |
| 295 RasterSource::PlaybackSettings()); | |
| 296 | |
| 297 SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); | |
| 298 int num_pixels = bitmap.width() * bitmap.height(); | |
| 299 bool all_white = true; | |
| 300 for (int i = 0; i < num_pixels; ++i) { | |
| 301 EXPECT_EQ(SkColorGetA(pixels[i]), 255u); | |
| 302 all_white &= (SkColorGetR(pixels[i]) == 255); | |
| 303 all_white &= (SkColorGetG(pixels[i]) == 255); | |
| 304 all_white &= (SkColorGetB(pixels[i]) == 255); | |
| 305 } | |
| 306 | |
| 307 // If the canvas doesn't extend past the edge of the content, | |
| 308 // it should be entirely white. Otherwise, the edge of the content | |
| 309 // will be non-white. | |
| 310 EXPECT_EQ(all_white, gfx::Rect(content_bounds).Contains(canvas_rect)); | |
| 311 } | |
| 312 } | |
| 313 } | |
| 314 | |
| 315 TEST(RasterSourceTest, RasterPartialContents) { | |
| 316 gfx::Size layer_bounds(3, 5); | |
| 317 float contents_scale = 1.5f; | |
| 318 | |
| 319 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 320 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 321 recording_source->SetBackgroundColor(SK_ColorGREEN); | |
| 322 recording_source->SetClearCanvasWithDebugColor(false); | |
| 323 | |
| 324 // First record everything as white. | |
| 325 PaintFlags white_flags; | |
| 326 white_flags.setColor(SK_ColorWHITE); | |
| 327 recording_source->add_draw_rect_with_flags(gfx::Rect(layer_bounds), | |
| 328 white_flags); | |
| 329 recording_source->Rerecord(); | |
| 330 | |
| 331 scoped_refptr<RasterSource> raster = | |
| 332 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 333 | |
| 334 gfx::Size content_bounds( | |
| 335 gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); | |
| 336 | |
| 337 SkBitmap bitmap; | |
| 338 bitmap.allocN32Pixels(content_bounds.width(), content_bounds.height()); | |
| 339 SkCanvas canvas(bitmap); | |
| 340 canvas.clear(SK_ColorTRANSPARENT); | |
| 341 | |
| 342 // Playback the full rect which should make everything white. | |
| 343 gfx::Rect raster_full_rect(content_bounds); | |
| 344 gfx::Rect playback_rect(content_bounds); | |
| 345 raster->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), raster_full_rect, | |
| 346 playback_rect, contents_scale, | |
| 347 RasterSource::PlaybackSettings()); | |
| 348 | |
| 349 { | |
| 350 SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); | |
| 351 for (int i = 0; i < bitmap.width(); ++i) { | |
| 352 for (int j = 0; j < bitmap.height(); ++j) { | |
| 353 SCOPED_TRACE(i); | |
| 354 SCOPED_TRACE(j); | |
| 355 EXPECT_EQ(255u, SkColorGetA(pixels[i + j * bitmap.width()])); | |
| 356 EXPECT_EQ(255u, SkColorGetR(pixels[i + j * bitmap.width()])); | |
| 357 EXPECT_EQ(255u, SkColorGetG(pixels[i + j * bitmap.width()])); | |
| 358 EXPECT_EQ(255u, SkColorGetB(pixels[i + j * bitmap.width()])); | |
| 359 } | |
| 360 } | |
| 361 } | |
| 362 | |
| 363 // Re-record everything as black. | |
| 364 PaintFlags black_flags; | |
| 365 black_flags.setColor(SK_ColorBLACK); | |
| 366 recording_source->add_draw_rect_with_flags(gfx::Rect(layer_bounds), | |
| 367 black_flags); | |
| 368 recording_source->Rerecord(); | |
| 369 | |
| 370 // Make a new RasterSource from the new recording. | |
| 371 raster = | |
| 372 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 373 | |
| 374 // We're going to playback from "everything is black" into a smaller area, | |
| 375 // that touches the edge pixels of the recording. | |
| 376 playback_rect.Inset(1, 2, 0, 1); | |
| 377 raster->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), raster_full_rect, | |
| 378 playback_rect, contents_scale, | |
| 379 RasterSource::PlaybackSettings()); | |
| 380 | |
| 381 SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); | |
| 382 int num_black = 0; | |
| 383 int num_white = 0; | |
| 384 for (int i = 0; i < bitmap.width(); ++i) { | |
| 385 for (int j = 0; j < bitmap.height(); ++j) { | |
| 386 SCOPED_TRACE(j); | |
| 387 SCOPED_TRACE(i); | |
| 388 bool expect_black = playback_rect.Contains(i, j); | |
| 389 if (expect_black) { | |
| 390 EXPECT_EQ(255u, SkColorGetA(pixels[i + j * bitmap.width()])); | |
| 391 EXPECT_EQ(0u, SkColorGetR(pixels[i + j * bitmap.width()])); | |
| 392 EXPECT_EQ(0u, SkColorGetG(pixels[i + j * bitmap.width()])); | |
| 393 EXPECT_EQ(0u, SkColorGetB(pixels[i + j * bitmap.width()])); | |
| 394 ++num_black; | |
| 395 } else { | |
| 396 EXPECT_EQ(255u, SkColorGetA(pixels[i + j * bitmap.width()])); | |
| 397 EXPECT_EQ(255u, SkColorGetR(pixels[i + j * bitmap.width()])); | |
| 398 EXPECT_EQ(255u, SkColorGetG(pixels[i + j * bitmap.width()])); | |
| 399 EXPECT_EQ(255u, SkColorGetB(pixels[i + j * bitmap.width()])); | |
| 400 ++num_white; | |
| 401 } | |
| 402 } | |
| 403 } | |
| 404 EXPECT_GT(num_black, 0); | |
| 405 EXPECT_GT(num_white, 0); | |
| 406 } | |
| 407 | |
| 408 TEST(RasterSourceTest, RasterPartialClear) { | |
| 409 gfx::Size layer_bounds(3, 5); | |
| 410 gfx::Size partial_bounds(2, 4); | |
| 411 float contents_scale = 1.5f; | |
| 412 | |
| 413 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 414 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 415 recording_source->SetBackgroundColor(SK_ColorGREEN); | |
| 416 recording_source->SetRequiresClear(true); | |
| 417 recording_source->SetClearCanvasWithDebugColor(false); | |
| 418 | |
| 419 // First record everything as white. | |
| 420 const unsigned alpha_dark = 10u; | |
| 421 PaintFlags white_flags; | |
| 422 white_flags.setColor(SK_ColorWHITE); | |
| 423 white_flags.setAlpha(alpha_dark); | |
| 424 recording_source->add_draw_rect_with_flags(gfx::Rect(layer_bounds), | |
| 425 white_flags); | |
| 426 recording_source->Rerecord(); | |
| 427 | |
| 428 scoped_refptr<RasterSource> raster = | |
| 429 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 430 | |
| 431 gfx::Size content_bounds( | |
| 432 gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); | |
| 433 | |
| 434 SkBitmap bitmap; | |
| 435 bitmap.allocN32Pixels(content_bounds.width(), content_bounds.height()); | |
| 436 SkCanvas canvas(bitmap); | |
| 437 canvas.clear(SK_ColorTRANSPARENT); | |
| 438 | |
| 439 // Playback the full rect which should make everything light gray (alpha=10). | |
| 440 gfx::Rect raster_full_rect(content_bounds); | |
| 441 gfx::Rect playback_rect(content_bounds); | |
| 442 raster->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), raster_full_rect, | |
| 443 playback_rect, contents_scale, | |
| 444 RasterSource::PlaybackSettings()); | |
| 445 | |
| 446 { | |
| 447 SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); | |
| 448 for (int i = 0; i < bitmap.width(); ++i) { | |
| 449 for (int j = 0; j < bitmap.height(); ++j) { | |
| 450 SCOPED_TRACE(i); | |
| 451 SCOPED_TRACE(j); | |
| 452 EXPECT_EQ(alpha_dark, SkColorGetA(pixels[i + j * bitmap.width()])); | |
| 453 EXPECT_EQ(alpha_dark, SkColorGetR(pixels[i + j * bitmap.width()])); | |
| 454 EXPECT_EQ(alpha_dark, SkColorGetG(pixels[i + j * bitmap.width()])); | |
| 455 EXPECT_EQ(alpha_dark, SkColorGetB(pixels[i + j * bitmap.width()])); | |
| 456 } | |
| 457 } | |
| 458 } | |
| 459 | |
| 460 std::unique_ptr<FakeRecordingSource> recording_source_light = | |
| 461 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 462 recording_source_light->SetBackgroundColor(SK_ColorGREEN); | |
| 463 recording_source_light->SetRequiresClear(true); | |
| 464 recording_source_light->SetClearCanvasWithDebugColor(false); | |
| 465 | |
| 466 // Record everything as a slightly lighter white. | |
| 467 const unsigned alpha_light = 18u; | |
| 468 white_flags.setAlpha(alpha_light); | |
| 469 recording_source_light->add_draw_rect_with_flags(gfx::Rect(layer_bounds), | |
| 470 white_flags); | |
| 471 recording_source_light->Rerecord(); | |
| 472 | |
| 473 // Make a new RasterSource from the new recording. | |
| 474 raster = RasterSource::CreateFromRecordingSource(recording_source_light.get(), | |
| 475 false); | |
| 476 | |
| 477 // We're going to playback from alpha(18) white rectangle into a smaller area | |
| 478 // of the recording resulting in a smaller lighter white rectangle over a | |
| 479 // darker white background rectangle. | |
| 480 playback_rect = | |
| 481 gfx::Rect(gfx::ScaleToCeiledSize(partial_bounds, contents_scale)); | |
| 482 raster->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), raster_full_rect, | |
| 483 playback_rect, contents_scale, | |
| 484 RasterSource::PlaybackSettings()); | |
| 485 | |
| 486 // Test that the whole playback_rect was cleared and repainted with new alpha. | |
| 487 SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); | |
| 488 for (int i = 0; i < playback_rect.width(); ++i) { | |
| 489 for (int j = 0; j < playback_rect.height(); ++j) { | |
| 490 SCOPED_TRACE(j); | |
| 491 SCOPED_TRACE(i); | |
| 492 EXPECT_EQ(alpha_light, SkColorGetA(pixels[i + j * bitmap.width()])); | |
| 493 EXPECT_EQ(alpha_light, SkColorGetR(pixels[i + j * bitmap.width()])); | |
| 494 EXPECT_EQ(alpha_light, SkColorGetG(pixels[i + j * bitmap.width()])); | |
| 495 EXPECT_EQ(alpha_light, SkColorGetB(pixels[i + j * bitmap.width()])); | |
| 496 } | |
| 497 } | |
| 498 } | |
| 499 | |
| 500 TEST(RasterSourceTest, RasterContentsTransparent) { | |
| 501 gfx::Size layer_bounds(5, 3); | |
| 502 float contents_scale = 0.5f; | |
| 503 | |
| 504 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 505 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 506 recording_source->SetBackgroundColor(SK_ColorTRANSPARENT); | |
| 507 recording_source->SetRequiresClear(true); | |
| 508 recording_source->SetClearCanvasWithDebugColor(false); | |
| 509 recording_source->Rerecord(); | |
| 510 | |
| 511 scoped_refptr<RasterSource> raster = | |
| 512 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 513 gfx::Size content_bounds( | |
| 514 gfx::ScaleToCeiledSize(layer_bounds, contents_scale)); | |
| 515 | |
| 516 gfx::Rect canvas_rect(content_bounds); | |
| 517 canvas_rect.Inset(0, 0, -1, -1); | |
| 518 | |
| 519 SkBitmap bitmap; | |
| 520 bitmap.allocN32Pixels(canvas_rect.width(), canvas_rect.height()); | |
| 521 SkCanvas canvas(bitmap); | |
| 522 | |
| 523 raster->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), canvas_rect, | |
| 524 canvas_rect, contents_scale, | |
| 525 RasterSource::PlaybackSettings()); | |
| 526 | |
| 527 SkColor* pixels = reinterpret_cast<SkColor*>(bitmap.getPixels()); | |
| 528 int num_pixels = bitmap.width() * bitmap.height(); | |
| 529 for (int i = 0; i < num_pixels; ++i) { | |
| 530 EXPECT_EQ(SkColorGetA(pixels[i]), 0u); | |
| 531 } | |
| 532 } | |
| 533 | |
| 534 TEST(RasterSourceTest, GetPictureMemoryUsageIncludesClientReportedMemory) { | |
| 535 const size_t kReportedMemoryUsageInBytes = 100 * 1024 * 1024; | |
| 536 gfx::Size layer_bounds(5, 3); | |
| 537 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 538 FakeRecordingSource::CreateFilledRecordingSource(layer_bounds); | |
| 539 recording_source->set_reported_memory_usage(kReportedMemoryUsageInBytes); | |
| 540 recording_source->Rerecord(); | |
| 541 | |
| 542 scoped_refptr<RasterSource> raster = | |
| 543 RasterSource::CreateFromRecordingSource(recording_source.get(), false); | |
| 544 size_t total_memory_usage = raster->GetMemoryUsage(); | |
| 545 EXPECT_GE(total_memory_usage, kReportedMemoryUsageInBytes); | |
| 546 EXPECT_LT(total_memory_usage, 2 * kReportedMemoryUsageInBytes); | |
| 547 } | |
| 548 | |
| 549 TEST(RasterSourceTest, ImageHijackCanvasRespectsSharedCanvasTransform) { | |
| 550 gfx::Size size(100, 100); | |
| 551 | |
| 552 // Create a recording source that is filled with red and every corner is | |
| 553 // green (4x4 rects in the corner are green to account for blending when | |
| 554 // scaling). Note that we paint an image first, so that we can force image | |
| 555 // hijack canvas to be used. | |
| 556 std::unique_ptr<FakeRecordingSource> recording_source = | |
| 557 FakeRecordingSource::CreateFilledRecordingSource(size); | |
| 558 | |
| 559 // 1. Paint the image. | |
| 560 recording_source->add_draw_image(CreateDiscardableImage(gfx::Size(5, 5)), | |
| 561 gfx::Point(0, 0)); | |
| 562 | |
| 563 // 2. Cover everything in red. | |
| 564 PaintFlags flags; | |
| 565 flags.setColor(SK_ColorRED); | |
| 566 recording_source->add_draw_rect_with_flags(gfx::Rect(size), flags); | |
| 567 | |
| 568 // 3. Draw 4x4 green rects into every corner. | |
| 569 flags.setColor(SK_ColorGREEN); | |
| 570 recording_source->add_draw_rect_with_flags(gfx::Rect(0, 0, 4, 4), flags); | |
| 571 recording_source->add_draw_rect_with_flags( | |
| 572 gfx::Rect(size.width() - 4, 0, 4, 4), flags); | |
| 573 recording_source->add_draw_rect_with_flags( | |
| 574 gfx::Rect(0, size.height() - 4, 4, 4), flags); | |
| 575 recording_source->add_draw_rect_with_flags( | |
| 576 gfx::Rect(size.width() - 4, size.height() - 4, 4, 4), flags); | |
| 577 | |
| 578 recording_source->SetGenerateDiscardableImagesMetadata(true); | |
| 579 recording_source->Rerecord(); | |
| 580 | |
| 581 bool can_use_lcd = true; | |
| 582 scoped_refptr<RasterSource> raster_source = | |
| 583 recording_source->CreateRasterSource(can_use_lcd); | |
| 584 SoftwareImageDecodeCache controller( | |
| 585 ResourceFormat::RGBA_8888, | |
| 586 LayerTreeSettings().software_decoded_image_budget_bytes); | |
| 587 raster_source->set_image_decode_cache(&controller); | |
| 588 | |
| 589 SkBitmap bitmap; | |
| 590 bitmap.allocN32Pixels(size.width() * 0.5f, size.height() * 0.25f); | |
| 591 SkCanvas canvas(bitmap); | |
| 592 canvas.scale(0.5f, 0.25f); | |
| 593 | |
| 594 RasterSource::PlaybackSettings settings; | |
| 595 settings.playback_to_shared_canvas = true; | |
| 596 settings.use_image_hijack_canvas = true; | |
| 597 raster_source->PlaybackToCanvas(&canvas, ColorSpaceForTesting(), | |
| 598 gfx::Rect(size), gfx::Rect(size), 1.f, | |
| 599 settings); | |
| 600 | |
| 601 EXPECT_EQ(SK_ColorGREEN, bitmap.getColor(0, 0)); | |
| 602 EXPECT_EQ(SK_ColorGREEN, bitmap.getColor(49, 0)); | |
| 603 EXPECT_EQ(SK_ColorGREEN, bitmap.getColor(0, 24)); | |
| 604 EXPECT_EQ(SK_ColorGREEN, bitmap.getColor(49, 24)); | |
| 605 for (int x = 0; x < 49; ++x) | |
| 606 EXPECT_EQ(SK_ColorRED, bitmap.getColor(x, 12)); | |
| 607 for (int y = 0; y < 24; ++y) | |
| 608 EXPECT_EQ(SK_ColorRED, bitmap.getColor(24, y)); | |
| 609 } | |
| 610 | |
| 611 } // namespace | |
| 612 } // namespace cc | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 2748263002:
Move cc::DisplayItemList and related classes into cc/paint/ (Closed)
