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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_priority.h" | |
6 | |
7 #include "base/trace_event/trace_event_argument.h" | |
8 #include "base/values.h" | |
9 #include "cc/base/math_util.h" | |
10 | |
11 namespace cc { | |
12 | |
13 std::string WhichTreeToString(WhichTree tree) { | |
14 switch (tree) { | |
15 case ACTIVE_TREE: | |
16 return "ACTIVE_TREE"; | |
17 case PENDING_TREE: | |
18 return "PENDING_TREE"; | |
19 default: | |
20 DCHECK(false) << "Unrecognized WhichTree value " << tree; | |
21 return "<unknown WhichTree value>"; | |
22 } | |
23 } | |
24 | |
25 std::string TileResolutionToString(TileResolution resolution) { | |
26 switch (resolution) { | |
27 case LOW_RESOLUTION: | |
28 return "LOW_RESOLUTION"; | |
29 case HIGH_RESOLUTION: | |
30 return "HIGH_RESOLUTION"; | |
31 case NON_IDEAL_RESOLUTION: | |
32 return "NON_IDEAL_RESOLUTION"; | |
33 } | |
34 DCHECK(false) << "Unrecognized TileResolution value " << resolution; | |
35 return "<unknown TileResolution value>"; | |
36 } | |
37 | |
38 std::string TilePriorityBinToString(TilePriority::PriorityBin bin) { | |
39 switch (bin) { | |
40 case TilePriority::NOW: | |
41 return "NOW"; | |
42 case TilePriority::SOON: | |
43 return "SOON"; | |
44 case TilePriority::EVENTUALLY: | |
45 return "EVENTUALLY"; | |
46 } | |
47 DCHECK(false) << "Unrecognized TilePriority::PriorityBin value " << bin; | |
48 return "<unknown TilePriority::PriorityBin value>"; | |
49 } | |
50 | |
51 void TilePriority::AsValueInto(base::trace_event::TracedValue* state) const { | |
52 state->SetString("resolution", TileResolutionToString(resolution)); | |
53 state->SetString("priority_bin", TilePriorityBinToString(priority_bin)); | |
54 state->SetDouble("distance_to_visible", | |
55 MathUtil::AsDoubleSafely(distance_to_visible)); | |
56 } | |
57 | |
58 std::string TileMemoryLimitPolicyToString(TileMemoryLimitPolicy policy) { | |
59 switch (policy) { | |
60 case ALLOW_NOTHING: | |
61 return "ALLOW_NOTHING"; | |
62 case ALLOW_ABSOLUTE_MINIMUM: | |
63 return "ALLOW_ABSOLUTE_MINIMUM"; | |
64 case ALLOW_PREPAINT_ONLY: | |
65 return "ALLOW_PREPAINT_ONLY"; | |
66 case ALLOW_ANYTHING: | |
67 return "ALLOW_ANYTHING"; | |
68 default: | |
69 DCHECK(false) << "Unrecognized policy value"; | |
70 return "<unknown>"; | |
71 } | |
72 } | |
73 | |
74 std::string TreePriorityToString(TreePriority prio) { | |
75 switch (prio) { | |
76 case SAME_PRIORITY_FOR_BOTH_TREES: | |
77 return "SAME_PRIORITY_FOR_BOTH_TREES"; | |
78 case SMOOTHNESS_TAKES_PRIORITY: | |
79 return "SMOOTHNESS_TAKES_PRIORITY"; | |
80 case NEW_CONTENT_TAKES_PRIORITY: | |
81 return "NEW_CONTENT_TAKES_PRIORITY"; | |
82 default: | |
83 DCHECK(false) << "Unrecognized priority value " << prio; | |
84 return "<unknown>"; | |
85 } | |
86 } | |
87 | |
88 void GlobalStateThatImpactsTilePriority::AsValueInto( | |
89 base::trace_event::TracedValue* state) const { | |
90 state->SetString("memory_limit_policy", | |
91 TileMemoryLimitPolicyToString(memory_limit_policy)); | |
92 state->SetInteger("soft_memory_limit_in_bytes", soft_memory_limit_in_bytes); | |
93 state->SetInteger("hard_memory_limit_in_bytes", hard_memory_limit_in_bytes); | |
94 state->SetInteger("num_resources_limit", num_resources_limit); | |
95 state->SetString("tree_priority", TreePriorityToString(tree_priority)); | |
96 } | |
97 | |
98 } // namespace cc | |
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