OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "platform/graphics/paint/PaintController.h" | 5 #include "platform/graphics/paint/PaintController.h" |
6 | 6 |
7 #include "platform/graphics/GraphicsLayer.h" | 7 #include "platform/graphics/GraphicsLayer.h" |
8 #include "platform/graphics/paint/DrawingDisplayItem.h" | 8 #include "platform/graphics/paint/DrawingDisplayItem.h" |
9 #include "platform/instrumentation/tracing/TraceEvent.h" | 9 #include "platform/instrumentation/tracing/TraceEvent.h" |
10 #include "platform/wtf/AutoReset.h" | 10 #include "platform/wtf/AutoReset.h" |
11 #include "platform/wtf/text/StringBuilder.h" | 11 #include "platform/wtf/text/StringBuilder.h" |
12 #include "third_party/skia/include/core/SkPictureAnalyzer.h" | 12 #include "third_party/skia/include/core/SkPictureAnalyzer.h" |
13 | 13 |
14 #ifndef NDEBUG | 14 #ifndef NDEBUG |
15 #include "platform/graphics/LoggingCanvas.h" | 15 #include "platform/graphics/LoggingCanvas.h" |
16 #include <stdio.h> | 16 #include <stdio.h> |
17 #endif | 17 #endif |
18 | 18 |
19 static constexpr int kMaxNumberOfSlowPathsBeforeVeto = 5; | |
20 | |
21 namespace blink { | 19 namespace blink { |
22 | 20 |
23 void PaintController::SetTracksRasterInvalidations(bool value) { | 21 void PaintController::SetTracksRasterInvalidations(bool value) { |
24 if (value || | 22 if (value || |
25 RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled()) { | 23 RuntimeEnabledFeatures::paintUnderInvalidationCheckingEnabled()) { |
26 raster_invalidation_tracking_info_ = | 24 raster_invalidation_tracking_info_ = |
27 WTF::MakeUnique<RasterInvalidationTrackingInfo>(); | 25 WTF::MakeUnique<RasterInvalidationTrackingInfo>(); |
28 | 26 |
29 // This is called just after a full document cycle update, so all clients in | 27 // This is called just after a full document cycle update, so all clients in |
30 // current_paint_artifact_ should be still alive. | 28 // current_paint_artifact_ should be still alive. |
(...skipping 546 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
577 for (auto& item : current_cached_subsequences_) { | 575 for (auto& item : current_cached_subsequences_) { |
578 item.key->SetDisplayItemsCached(current_cache_generation_); | 576 item.key->SetDisplayItemsCached(current_cache_generation_); |
579 #if CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS | 577 #if CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS |
580 DisplayItemClient::EndShouldKeepAliveAllClients(item.key); | 578 DisplayItemClient::EndShouldKeepAliveAllClients(item.key); |
581 DCHECK(current_subsequence_clients_.IsEmpty()); | 579 DCHECK(current_subsequence_clients_.IsEmpty()); |
582 #endif | 580 #endif |
583 } | 581 } |
584 | 582 |
585 Vector<const DisplayItemClient*> skipped_cache_clients; | 583 Vector<const DisplayItemClient*> skipped_cache_clients; |
586 for (const auto& item : new_display_item_list_) { | 584 for (const auto& item : new_display_item_list_) { |
587 // No reason to continue the analysis once we have a veto. | 585 num_slow_paths += item.NumberOfSlowPaths(); |
588 if (num_slow_paths <= kMaxNumberOfSlowPathsBeforeVeto) | |
589 num_slow_paths += item.NumberOfSlowPaths(); | |
590 | 586 |
591 // TODO(wkorman): Only compute and append visual rect for drawings. | 587 // TODO(wkorman): Only compute and append visual rect for drawings. |
592 new_display_item_list_.AppendVisualRect( | 588 new_display_item_list_.AppendVisualRect( |
593 VisualRectForDisplayItem(item, offset_from_layout_object)); | 589 VisualRectForDisplayItem(item, offset_from_layout_object)); |
594 | 590 |
595 if (item.IsCacheable()) { | 591 if (item.IsCacheable()) { |
596 item.Client().SetDisplayItemsCached(current_cache_generation_); | 592 item.Client().SetDisplayItemsCached(current_cache_generation_); |
597 } else { | 593 } else { |
598 if (item.Client().IsJustCreated()) | 594 if (item.Client().IsJustCreated()) |
599 item.Client().ClearIsJustCreated(); | 595 item.Client().ClearIsJustCreated(); |
600 if (item.SkippedCache()) | 596 if (item.SkippedCache()) |
601 skipped_cache_clients.push_back(&item.Client()); | 597 skipped_cache_clients.push_back(&item.Client()); |
602 } | 598 } |
603 } | 599 } |
604 | 600 |
605 for (auto* client : skipped_cache_clients) | 601 for (auto* client : skipped_cache_clients) |
606 client->SetDisplayItemsUncached(); | 602 client->SetDisplayItemsUncached(); |
607 | 603 |
608 // The new list will not be appended to again so we can release unused memory. | 604 // The new list will not be appended to again so we can release unused memory. |
609 new_display_item_list_.ShrinkToFit(); | 605 new_display_item_list_.ShrinkToFit(); |
610 | 606 |
611 if (raster_invalidation_tracking_info_) { | 607 if (raster_invalidation_tracking_info_) { |
612 for (const auto& chunk : current_paint_artifact_.PaintChunks()) | 608 for (const auto& chunk : current_paint_artifact_.PaintChunks()) |
613 raster_invalidation_tracking_info_->map.Remove(&chunk); | 609 raster_invalidation_tracking_info_->map.Remove(&chunk); |
614 } | 610 } |
615 current_paint_artifact_ = PaintArtifact( | 611 current_paint_artifact_ = |
616 std::move(new_display_item_list_), new_paint_chunks_.ReleasePaintChunks(), | 612 PaintArtifact(std::move(new_display_item_list_), |
617 num_slow_paths <= kMaxNumberOfSlowPathsBeforeVeto); | 613 new_paint_chunks_.ReleasePaintChunks(), num_slow_paths); |
618 | 614 |
619 ResetCurrentListIndices(); | 615 ResetCurrentListIndices(); |
620 out_of_order_item_indices_.clear(); | 616 out_of_order_item_indices_.clear(); |
621 out_of_order_chunk_indices_.clear(); | 617 out_of_order_chunk_indices_.clear(); |
622 items_moved_into_new_list_.clear(); | 618 items_moved_into_new_list_.clear(); |
623 | 619 |
624 if (RuntimeEnabledFeatures::slimmingPaintV2Enabled()) { | 620 if (RuntimeEnabledFeatures::slimmingPaintV2Enabled()) { |
625 for (const auto& chunk : current_paint_artifact_.PaintChunks()) { | 621 for (const auto& chunk : current_paint_artifact_.PaintChunks()) { |
626 if (chunk.id && chunk.id->client.IsJustCreated()) | 622 if (chunk.id && chunk.id->client.IsJustCreated()) |
627 chunk.id->client.ClearIsJustCreated(); | 623 chunk.id->client.ClearIsJustCreated(); |
(...skipping 377 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1005 } | 1001 } |
1006 | 1002 |
1007 FrameFirstPaint PaintController::EndFrame(const void* frame) { | 1003 FrameFirstPaint PaintController::EndFrame(const void* frame) { |
1008 FrameFirstPaint result = frame_first_paints_.back(); | 1004 FrameFirstPaint result = frame_first_paints_.back(); |
1009 DCHECK(result.frame == frame); | 1005 DCHECK(result.frame == frame); |
1010 frame_first_paints_.pop_back(); | 1006 frame_first_paints_.pop_back(); |
1011 return result; | 1007 return result; |
1012 } | 1008 } |
1013 | 1009 |
1014 } // namespace blink | 1010 } // namespace blink |
OLD | NEW |