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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "cc/resources/tile.h" | |
6 | |
7 #include <algorithm> | |
8 | |
9 #include "base/trace_event/trace_event_argument.h" | |
10 #include "cc/base/math_util.h" | |
11 #include "cc/debug/traced_value.h" | |
12 #include "cc/resources/tile_manager.h" | |
13 | |
14 namespace cc { | |
15 | |
16 Tile::Id Tile::s_next_id_ = 0; | |
17 | |
18 Tile::Tile(TileManager* tile_manager, | |
19 RasterSource* raster_source, | |
20 const gfx::Size& desired_texture_size, | |
21 const gfx::Rect& content_rect, | |
22 float contents_scale, | |
23 int layer_id, | |
24 int source_frame_number, | |
25 int flags) | |
26 : RefCountedManaged<Tile>(tile_manager), | |
27 desired_texture_size_(desired_texture_size), | |
28 content_rect_(content_rect), | |
29 contents_scale_(contents_scale), | |
30 layer_id_(layer_id), | |
31 source_frame_number_(source_frame_number), | |
32 flags_(flags), | |
33 tiling_i_index_(-1), | |
34 tiling_j_index_(-1), | |
35 is_shared_(false), | |
36 required_for_activation_(false), | |
37 required_for_draw_(false), | |
38 id_(s_next_id_++), | |
39 scheduled_priority_(0) { | |
40 set_raster_source(raster_source); | |
41 for (int i = 0; i <= LAST_TREE; i++) | |
42 is_occluded_[i] = false; | |
43 } | |
44 | |
45 Tile::~Tile() { | |
46 TRACE_EVENT_OBJECT_DELETED_WITH_ID( | |
47 TRACE_DISABLED_BY_DEFAULT("cc.debug"), | |
48 "cc::Tile", this); | |
49 } | |
50 | |
51 void Tile::AsValueWithPriorityInto(const TilePriority& priority, | |
52 base::trace_event::TracedValue* res) const { | |
53 TracedValue::MakeDictIntoImplicitSnapshotWithCategory( | |
54 TRACE_DISABLED_BY_DEFAULT("cc.debug"), res, "cc::Tile", this); | |
55 TracedValue::SetIDRef(raster_source_.get(), res, "picture_pile"); | |
56 res->SetDouble("contents_scale", contents_scale_); | |
57 | |
58 MathUtil::AddToTracedValue("content_rect", content_rect_, res); | |
59 | |
60 res->SetInteger("layer_id", layer_id_); | |
61 | |
62 // TODO(vmpstr): Remove active and pending priority once tracing is using | |
63 // combined priority or at least can support both. | |
64 res->BeginDictionary("active_priority"); | |
65 priority_[ACTIVE_TREE].AsValueInto(res); | |
66 res->EndDictionary(); | |
67 | |
68 res->BeginDictionary("pending_priority"); | |
69 priority_[PENDING_TREE].AsValueInto(res); | |
70 res->EndDictionary(); | |
71 | |
72 res->BeginDictionary("combined_priority"); | |
73 priority.AsValueInto(res); | |
74 res->EndDictionary(); | |
75 | |
76 res->BeginDictionary("draw_info"); | |
77 draw_info_.AsValueInto(res); | |
78 res->EndDictionary(); | |
79 | |
80 res->SetBoolean("has_resource", HasResource()); | |
81 res->SetBoolean("is_using_gpu_memory", HasResource() || HasRasterTask()); | |
82 res->SetString("resolution", | |
83 TileResolutionToString(combined_priority().resolution)); | |
84 | |
85 res->SetInteger("scheduled_priority", scheduled_priority_); | |
86 | |
87 res->SetBoolean("use_picture_analysis", use_picture_analysis()); | |
88 | |
89 res->SetInteger("gpu_memory_usage", GPUMemoryUsageInBytes()); | |
90 } | |
91 | |
92 size_t Tile::GPUMemoryUsageInBytes() const { | |
93 if (draw_info_.resource_) | |
94 return draw_info_.resource_->bytes(); | |
95 return 0; | |
96 } | |
97 | |
98 } // namespace cc | |
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