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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/raster_tile_priority_queue_required.h" | |
6 | |
7 #include "cc/resources/tiling_set_raster_queue_required.h" | |
8 | |
9 namespace cc { | |
10 | |
11 namespace { | |
12 | |
13 void AppendTilingSetRequiredQueues( | |
14 const std::vector<PictureLayerImpl*>& layers, | |
15 ScopedPtrVector<TilingSetRasterQueueRequired>* queues) { | |
16 for (auto* layer : layers) { | |
17 if (!layer->HasValidTilePriorities()) | |
18 continue; | |
19 | |
20 scoped_ptr<TilingSetRasterQueueRequired> tiling_set_queue( | |
21 new TilingSetRasterQueueRequired( | |
22 layer->picture_layer_tiling_set(), | |
23 RasterTilePriorityQueueRequired::Type::REQUIRED_FOR_ACTIVATION)); | |
24 if (!tiling_set_queue->IsEmpty()) | |
25 queues->push_back(tiling_set_queue.Pass()); | |
26 } | |
27 } | |
28 | |
29 } // namespace | |
30 | |
31 RasterTilePriorityQueueRequired::RasterTilePriorityQueueRequired() { | |
32 } | |
33 | |
34 RasterTilePriorityQueueRequired::~RasterTilePriorityQueueRequired() { | |
35 } | |
36 | |
37 void RasterTilePriorityQueueRequired::Build( | |
38 const std::vector<PictureLayerImpl*>& active_layers, | |
39 const std::vector<PictureLayerImpl*>& pending_layers, | |
40 Type type) { | |
41 DCHECK_NE(static_cast<int>(type), static_cast<int>(Type::ALL)); | |
42 if (type == Type::REQUIRED_FOR_DRAW) | |
43 BuildRequiredForDraw(active_layers); | |
44 else | |
45 BuildRequiredForActivation(active_layers, pending_layers); | |
46 } | |
47 | |
48 void RasterTilePriorityQueueRequired::BuildRequiredForDraw( | |
49 const std::vector<PictureLayerImpl*>& active_layers) { | |
50 for (const auto& layer : active_layers) { | |
51 if (!layer->HasValidTilePriorities()) | |
52 continue; | |
53 | |
54 scoped_ptr<TilingSetRasterQueueRequired> tiling_set_queue( | |
55 new TilingSetRasterQueueRequired(layer->picture_layer_tiling_set(), | |
56 Type::REQUIRED_FOR_DRAW)); | |
57 if (!tiling_set_queue->IsEmpty()) | |
58 tiling_set_queues_.push_back(tiling_set_queue.Pass()); | |
59 } | |
60 } | |
61 | |
62 void RasterTilePriorityQueueRequired::BuildRequiredForActivation( | |
63 const std::vector<PictureLayerImpl*>& active_layers, | |
64 const std::vector<PictureLayerImpl*>& pending_layers) { | |
65 AppendTilingSetRequiredQueues(active_layers, &tiling_set_queues_); | |
66 AppendTilingSetRequiredQueues(pending_layers, &tiling_set_queues_); | |
67 } | |
68 | |
69 bool RasterTilePriorityQueueRequired::IsEmpty() const { | |
70 return tiling_set_queues_.empty(); | |
71 } | |
72 | |
73 const PrioritizedTile& RasterTilePriorityQueueRequired::Top() const { | |
74 DCHECK(!IsEmpty()); | |
75 return tiling_set_queues_.back()->Top(); | |
76 } | |
77 | |
78 void RasterTilePriorityQueueRequired::Pop() { | |
79 DCHECK(!IsEmpty()); | |
80 tiling_set_queues_.back()->Pop(); | |
81 if (tiling_set_queues_.back()->IsEmpty()) | |
82 tiling_set_queues_.pop_back(); | |
83 } | |
84 | |
85 } // namespace cc | |
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