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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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