OLD | NEW |
1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/resources/tile_manager.h" | 5 #include "cc/resources/tile_manager.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <limits> | 8 #include <limits> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/bind.h" | 11 #include "base/bind.h" |
12 #include "base/json/json_writer.h" | 12 #include "base/json/json_writer.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/metrics/histogram.h" | 14 #include "base/metrics/histogram.h" |
15 #include "base/trace_event/trace_event_argument.h" | 15 #include "base/trace_event/trace_event_argument.h" |
16 #include "cc/debug/devtools_instrumentation.h" | 16 #include "cc/debug/devtools_instrumentation.h" |
17 #include "cc/debug/frame_viewer_instrumentation.h" | 17 #include "cc/debug/frame_viewer_instrumentation.h" |
18 #include "cc/debug/traced_value.h" | 18 #include "cc/debug/traced_value.h" |
19 #include "cc/layers/picture_layer_impl.h" | 19 #include "cc/layers/picture_layer_impl.h" |
20 #include "cc/resources/raster_buffer.h" | 20 #include "cc/resources/raster_buffer.h" |
21 #include "cc/resources/rasterizer.h" | |
22 #include "cc/resources/tile.h" | 21 #include "cc/resources/tile.h" |
23 #include "cc/resources/tile_task_runner.h" | 22 #include "cc/resources/tile_task_runner.h" |
24 #include "ui/gfx/geometry/rect_conversions.h" | 23 #include "ui/gfx/geometry/rect_conversions.h" |
25 | 24 |
26 namespace cc { | 25 namespace cc { |
27 namespace { | 26 namespace { |
28 | 27 |
29 // Flag to indicate whether we should try and detect that | 28 // Flag to indicate whether we should try and detect that |
30 // a tile is of solid color. | 29 // a tile is of solid color. |
31 const bool kUseColorEstimator = true; | 30 const bool kUseColorEstimator = true; |
(...skipping 164 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
196 state->SetInteger("canceled_count", stats.canceled_count); | 195 state->SetInteger("canceled_count", stats.canceled_count); |
197 return state; | 196 return state; |
198 } | 197 } |
199 | 198 |
200 // static | 199 // static |
201 scoped_ptr<TileManager> TileManager::Create( | 200 scoped_ptr<TileManager> TileManager::Create( |
202 TileManagerClient* client, | 201 TileManagerClient* client, |
203 base::SequencedTaskRunner* task_runner, | 202 base::SequencedTaskRunner* task_runner, |
204 ResourcePool* resource_pool, | 203 ResourcePool* resource_pool, |
205 TileTaskRunner* tile_task_runner, | 204 TileTaskRunner* tile_task_runner, |
206 Rasterizer* rasterizer, | |
207 size_t scheduled_raster_task_limit) { | 205 size_t scheduled_raster_task_limit) { |
208 return make_scoped_ptr(new TileManager(client, task_runner, resource_pool, | 206 return make_scoped_ptr(new TileManager(client, task_runner, resource_pool, |
209 tile_task_runner, rasterizer, | 207 tile_task_runner, |
210 scheduled_raster_task_limit)); | 208 scheduled_raster_task_limit)); |
211 } | 209 } |
212 | 210 |
213 TileManager::TileManager( | 211 TileManager::TileManager( |
214 TileManagerClient* client, | 212 TileManagerClient* client, |
215 const scoped_refptr<base::SequencedTaskRunner>& task_runner, | 213 const scoped_refptr<base::SequencedTaskRunner>& task_runner, |
216 ResourcePool* resource_pool, | 214 ResourcePool* resource_pool, |
217 TileTaskRunner* tile_task_runner, | 215 TileTaskRunner* tile_task_runner, |
218 Rasterizer* rasterizer, | |
219 size_t scheduled_raster_task_limit) | 216 size_t scheduled_raster_task_limit) |
220 : client_(client), | 217 : client_(client), |
221 task_runner_(task_runner), | 218 task_runner_(task_runner), |
222 resource_pool_(resource_pool), | 219 resource_pool_(resource_pool), |
223 tile_task_runner_(tile_task_runner), | 220 tile_task_runner_(tile_task_runner), |
224 rasterizer_(rasterizer), | |
225 scheduled_raster_task_limit_(scheduled_raster_task_limit), | 221 scheduled_raster_task_limit_(scheduled_raster_task_limit), |
226 all_tiles_that_need_to_be_rasterized_are_scheduled_(true), | 222 all_tiles_that_need_to_be_rasterized_are_scheduled_(true), |
227 did_check_for_completed_tasks_since_last_schedule_tasks_(true), | 223 did_check_for_completed_tasks_since_last_schedule_tasks_(true), |
228 did_oom_on_last_assign_(false), | 224 did_oom_on_last_assign_(false), |
229 ready_to_activate_notifier_( | |
230 task_runner_.get(), | |
231 base::Bind(&TileManager::NotifyReadyToActivate, | |
232 base::Unretained(this))), | |
233 ready_to_draw_notifier_( | |
234 task_runner_.get(), | |
235 base::Bind(&TileManager::NotifyReadyToDraw, base::Unretained(this))), | |
236 ready_to_activate_check_notifier_( | 225 ready_to_activate_check_notifier_( |
237 task_runner_.get(), | 226 task_runner_.get(), |
238 base::Bind(&TileManager::CheckIfReadyToActivate, | 227 base::Bind(&TileManager::CheckIfReadyToActivate, |
239 base::Unretained(this))), | 228 base::Unretained(this))), |
240 ready_to_draw_check_notifier_( | 229 ready_to_draw_check_notifier_( |
241 task_runner_.get(), | 230 task_runner_.get(), |
242 base::Bind(&TileManager::CheckIfReadyToDraw, base::Unretained(this))), | 231 base::Bind(&TileManager::CheckIfReadyToDraw, base::Unretained(this))), |
243 more_tiles_need_prepare_check_notifier_( | 232 more_tiles_need_prepare_check_notifier_( |
244 task_runner_.get(), | 233 task_runner_.get(), |
245 base::Bind(&TileManager::CheckIfMoreTilesNeedToBePrepared, | 234 base::Bind(&TileManager::CheckIfMoreTilesNeedToBePrepared, |
(...skipping 95 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
341 | 330 |
342 NOTREACHED(); | 331 NOTREACHED(); |
343 } | 332 } |
344 | 333 |
345 void TileManager::PrepareTiles( | 334 void TileManager::PrepareTiles( |
346 const GlobalStateThatImpactsTilePriority& state) { | 335 const GlobalStateThatImpactsTilePriority& state) { |
347 TRACE_EVENT0("cc", "TileManager::PrepareTiles"); | 336 TRACE_EVENT0("cc", "TileManager::PrepareTiles"); |
348 | 337 |
349 global_state_ = state; | 338 global_state_ = state; |
350 | 339 |
351 PrepareTilesMode prepare_tiles_mode = rasterizer_->GetPrepareTilesMode(); | 340 // We need to call CheckForCompletedTasks() once in-between each call |
| 341 // to ScheduleTasks() to prevent canceled tasks from being scheduled. |
| 342 if (!did_check_for_completed_tasks_since_last_schedule_tasks_) { |
| 343 tile_task_runner_->CheckForCompletedTasks(); |
| 344 did_check_for_completed_tasks_since_last_schedule_tasks_ = true; |
| 345 } |
352 | 346 |
353 // TODO(hendrikw): Consider moving some of this code to the rasterizer. | 347 FreeResourcesForReleasedTiles(); |
354 if (prepare_tiles_mode != PrepareTilesMode::PREPARE_NONE) { | 348 CleanUpReleasedTiles(); |
355 // We need to call CheckForCompletedTasks() once in-between each call | |
356 // to ScheduleTasks() to prevent canceled tasks from being scheduled. | |
357 if (!did_check_for_completed_tasks_since_last_schedule_tasks_) { | |
358 tile_task_runner_->CheckForCompletedTasks(); | |
359 did_check_for_completed_tasks_since_last_schedule_tasks_ = true; | |
360 } | |
361 | 349 |
362 FreeResourcesForReleasedTiles(); | 350 TileVector tiles_that_need_to_be_rasterized; |
363 CleanUpReleasedTiles(); | 351 scoped_ptr<RasterTilePriorityQueue> raster_priority_queue( |
| 352 client_->BuildRasterQueue(global_state_.tree_priority, |
| 353 RasterTilePriorityQueue::Type::ALL)); |
| 354 AssignGpuMemoryToTiles(raster_priority_queue.get(), |
| 355 scheduled_raster_task_limit_, |
| 356 &tiles_that_need_to_be_rasterized); |
364 | 357 |
365 TileVector tiles_that_need_to_be_rasterized; | 358 // Inform the client that will likely require a draw if the highest priority |
366 scoped_ptr<RasterTilePriorityQueue> raster_priority_queue( | 359 // tile that will be rasterized is required for draw. |
367 client_->BuildRasterQueue(global_state_.tree_priority, | 360 client_->SetIsLikelyToRequireADraw( |
368 RasterTilePriorityQueue::Type::ALL)); | 361 !tiles_that_need_to_be_rasterized.empty() && |
369 AssignGpuMemoryToTiles(raster_priority_queue.get(), | 362 (*tiles_that_need_to_be_rasterized.begin())->required_for_draw()); |
370 scheduled_raster_task_limit_, | |
371 &tiles_that_need_to_be_rasterized); | |
372 | 363 |
373 // Inform the client that will likely require a draw if the highest priority | 364 // Schedule tile tasks. |
374 // tile that will be rasterized is required for draw. | 365 ScheduleTasks(tiles_that_need_to_be_rasterized); |
375 client_->SetIsLikelyToRequireADraw( | |
376 !tiles_that_need_to_be_rasterized.empty() && | |
377 (*tiles_that_need_to_be_rasterized.begin())->required_for_draw()); | |
378 | 366 |
379 // Schedule tile tasks. | 367 did_notify_ready_to_activate_ = false; |
380 ScheduleTasks(tiles_that_need_to_be_rasterized); | 368 did_notify_ready_to_draw_ = false; |
381 | |
382 did_notify_ready_to_activate_ = false; | |
383 did_notify_ready_to_draw_ = false; | |
384 } else { | |
385 if (global_state_.hard_memory_limit_in_bytes == 0) { | |
386 resource_pool_->CheckBusyResources(false); | |
387 MemoryUsage memory_limit(0, 0); | |
388 MemoryUsage memory_usage(resource_pool_->acquired_memory_usage_bytes(), | |
389 resource_pool_->acquired_resource_count()); | |
390 FreeTileResourcesUntilUsageIsWithinLimit(nullptr, memory_limit, | |
391 &memory_usage); | |
392 } | |
393 | |
394 did_notify_ready_to_activate_ = false; | |
395 did_notify_ready_to_draw_ = false; | |
396 ready_to_activate_notifier_.Schedule(); | |
397 ready_to_draw_notifier_.Schedule(); | |
398 } | |
399 | 369 |
400 TRACE_EVENT_INSTANT1("cc", "DidPrepareTiles", TRACE_EVENT_SCOPE_THREAD, | 370 TRACE_EVENT_INSTANT1("cc", "DidPrepareTiles", TRACE_EVENT_SCOPE_THREAD, |
401 "state", BasicStateAsValue()); | 371 "state", BasicStateAsValue()); |
402 | 372 |
403 TRACE_COUNTER_ID1("cc", "unused_memory_bytes", this, | 373 TRACE_COUNTER_ID1("cc", "unused_memory_bytes", this, |
404 resource_pool_->total_memory_usage_bytes() - | 374 resource_pool_->total_memory_usage_bytes() - |
405 resource_pool_->acquired_memory_usage_bytes()); | |
406 } | |
407 | |
408 void TileManager::SynchronouslyRasterizeTiles( | |
409 const GlobalStateThatImpactsTilePriority& state) { | |
410 TRACE_EVENT0("cc", "TileManager::SynchronouslyRasterizeTiles"); | |
411 | |
412 DCHECK(rasterizer_->GetPrepareTilesMode() != | |
413 PrepareTilesMode::RASTERIZE_PRIORITIZED_TILES); | |
414 | |
415 global_state_ = state; | |
416 | |
417 FreeResourcesForReleasedTiles(); | |
418 CleanUpReleasedTiles(); | |
419 | |
420 scoped_ptr<RasterTilePriorityQueue> required_for_draw_queue( | |
421 client_->BuildRasterQueue( | |
422 global_state_.tree_priority, | |
423 RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW)); | |
424 TileVector tiles_that_need_to_be_rasterized; | |
425 AssignGpuMemoryToTiles(required_for_draw_queue.get(), | |
426 std::numeric_limits<size_t>::max(), | |
427 &tiles_that_need_to_be_rasterized); | |
428 | |
429 // Since we are synchronously rasterizing all tiles, we don't require further | |
430 // draws for that. Set the flag to false so that we can clear it if it was set | |
431 // earlier by PrepareTiles. | |
432 client_->SetIsLikelyToRequireADraw(false); | |
433 | |
434 // We must reduce the amount of unused resources before calling | |
435 // RunTasks to prevent usage from rising above limits. | |
436 resource_pool_->ReduceResourceUsage(); | |
437 | |
438 // Run and complete all raster task synchronously. | |
439 rasterizer_->RasterizeTiles( | |
440 tiles_that_need_to_be_rasterized, resource_pool_, | |
441 tile_task_runner_->GetResourceFormat(), | |
442 base::Bind(&TileManager::UpdateTileDrawInfo, base::Unretained(this))); | |
443 | |
444 // Use on-demand raster for any required-for-draw tiles that have not been | |
445 // assigned memory after reaching a steady memory state. | |
446 // TODO(hendrikw): Figure out why this would improve jank on some tests - See | |
447 // crbug.com/449288 | |
448 required_for_draw_queue = client_->BuildRasterQueue( | |
449 global_state_.tree_priority, | |
450 RasterTilePriorityQueue::Type::REQUIRED_FOR_DRAW); | |
451 | |
452 // Change to OOM mode for any tiles that have not been been assigned memory. | |
453 // This ensures that we draw even when OOM. | |
454 for (; !required_for_draw_queue->IsEmpty(); required_for_draw_queue->Pop()) { | |
455 Tile* tile = required_for_draw_queue->Top(); | |
456 tile->draw_info().set_oom(); | |
457 client_->NotifyTileStateChanged(tile); | |
458 } | |
459 | |
460 TRACE_EVENT_INSTANT1("cc", "DidRasterize", TRACE_EVENT_SCOPE_THREAD, "state", | |
461 BasicStateAsValue()); | |
462 | |
463 TRACE_COUNTER_ID1("cc", "unused_memory_bytes", this, | |
464 resource_pool_->total_memory_usage_bytes() - | |
465 resource_pool_->acquired_memory_usage_bytes()); | 375 resource_pool_->acquired_memory_usage_bytes()); |
466 } | 376 } |
467 | 377 |
468 void TileManager::UpdateVisibleTiles( | 378 void TileManager::UpdateVisibleTiles( |
469 const GlobalStateThatImpactsTilePriority& state) { | 379 const GlobalStateThatImpactsTilePriority& state) { |
470 TRACE_EVENT0("cc", "TileManager::UpdateVisibleTiles"); | 380 TRACE_EVENT0("cc", "TileManager::UpdateVisibleTiles"); |
471 | 381 |
472 tile_task_runner_->CheckForCompletedTasks(); | 382 tile_task_runner_->CheckForCompletedTasks(); |
473 | 383 |
474 DCHECK(rasterizer_); | |
475 PrepareTilesMode prepare_tiles_mode = rasterizer_->GetPrepareTilesMode(); | |
476 if (prepare_tiles_mode != PrepareTilesMode::RASTERIZE_PRIORITIZED_TILES) | |
477 SynchronouslyRasterizeTiles(state); | |
478 | |
479 did_check_for_completed_tasks_since_last_schedule_tasks_ = true; | 384 did_check_for_completed_tasks_since_last_schedule_tasks_ = true; |
480 | 385 |
481 TRACE_EVENT_INSTANT1( | 386 TRACE_EVENT_INSTANT1( |
482 "cc", | 387 "cc", |
483 "DidUpdateVisibleTiles", | 388 "DidUpdateVisibleTiles", |
484 TRACE_EVENT_SCOPE_THREAD, | 389 TRACE_EVENT_SCOPE_THREAD, |
485 "stats", | 390 "stats", |
486 RasterTaskCompletionStatsAsValue(update_visible_tiles_stats_)); | 391 RasterTaskCompletionStatsAsValue(update_visible_tiles_stats_)); |
487 update_visible_tiles_stats_ = RasterTaskCompletionStats(); | 392 update_visible_tiles_stats_ = RasterTaskCompletionStats(); |
488 } | 393 } |
(...skipping 575 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1064 result -= other; | 969 result -= other; |
1065 return result; | 970 return result; |
1066 } | 971 } |
1067 | 972 |
1068 bool TileManager::MemoryUsage::Exceeds(const MemoryUsage& limit) const { | 973 bool TileManager::MemoryUsage::Exceeds(const MemoryUsage& limit) const { |
1069 return memory_bytes_ > limit.memory_bytes_ || | 974 return memory_bytes_ > limit.memory_bytes_ || |
1070 resource_count_ > limit.resource_count_; | 975 resource_count_ > limit.resource_count_; |
1071 } | 976 } |
1072 | 977 |
1073 } // namespace cc | 978 } // namespace cc |
OLD | NEW |