1 // Copyright 2013 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 #ifndef CC_DEBUG_DEVTOOLS_INSTRUMENTATION_H_
6 #define CC_DEBUG_DEVTOOLS_INSTRUMENTATION_H_
7
8 #include "base/debug/trace_event.h"
9
10 namespace cc {
11 namespace devtools_instrumentation {
12
13 namespace internal {
14 const char kCategory[] = "cc,devtools";
15 const char kFrameId[] = "frameId";
16 const char kLayerId[] = "layerId";
17 const char kLayerTreeId[] = "layerTreeId";
18 const char kPixelRefId[] = "pixelRefId";
19
20 const char kImageDecodeTask[] = "ImageDecodeTask";
21 const char kBeginFrame[] = "BeginFrame";
22 const char kActivateLayerTree[] = "ActivateLayerTree";
23 } // namespace internal
24
25 const char kRasterTask[] = "RasterTask";
26 const char kPaintSetup[] = "PaintSetup";
27
28 class ScopedLayerTask {
29 public:
ScopedLayerTask(const char * event_name,int layer_id)30 ScopedLayerTask(const char* event_name, int layer_id)
31 : event_name_(event_name) {
32 TRACE_EVENT_BEGIN1(internal::kCategory, event_name_,
33 internal::kLayerId, layer_id);
34 }
~ScopedLayerTask()35 ~ScopedLayerTask() {
36 TRACE_EVENT_END0(internal::kCategory, event_name_);
37 }
38 private:
39 const char* event_name_;
40
41 DISALLOW_COPY_AND_ASSIGN(ScopedLayerTask);
42 };
43
44 class ScopedImageDecodeTask {
45 public:
ScopedImageDecodeTask(void * pixelRef)46 explicit ScopedImageDecodeTask(void* pixelRef) {
47 TRACE_EVENT_BEGIN1(internal::kCategory, internal::kImageDecodeTask,
48 internal::kPixelRefId, reinterpret_cast<uint64>(pixelRef));
49 }
~ScopedImageDecodeTask()50 ~ScopedImageDecodeTask() {
51 TRACE_EVENT_END0(internal::kCategory, internal::kImageDecodeTask);
52 }
53 private:
54 DISALLOW_COPY_AND_ASSIGN(ScopedImageDecodeTask);
55 };
56
57 class ScopedLayerTreeTask {
58 public:
ScopedLayerTreeTask(const char * event_name,int layer_id,int layer_tree_host_id)59 ScopedLayerTreeTask(const char* event_name,
60 int layer_id,
61 int layer_tree_host_id)
62 : event_name_(event_name) {
63 TRACE_EVENT_BEGIN2(internal::kCategory, event_name_,
64 internal::kLayerId, layer_id,
65 internal::kLayerTreeId, layer_tree_host_id);
66 }
~ScopedLayerTreeTask()67 ~ScopedLayerTreeTask() {
68 TRACE_EVENT_END0(internal::kCategory, event_name_);
69 }
70 private:
71 const char* event_name_;
72
73 DISALLOW_COPY_AND_ASSIGN(ScopedLayerTreeTask);
74 };
75
76 struct ScopedLayerObjectTracker
77 : public base::debug::TraceScopedTrackableObject<int> {
ScopedLayerObjectTrackerScopedLayerObjectTracker78 explicit ScopedLayerObjectTracker(int layer_id)
79 : base::debug::TraceScopedTrackableObject<int>(
80 internal::kCategory,
81 internal::kLayerId,
82 layer_id) {
83 }
84
85 private:
86 DISALLOW_COPY_AND_ASSIGN(ScopedLayerObjectTracker);
87 };
88
didActivateLayerTree(int layer_tree_host_id,int frame_id)89 inline void didActivateLayerTree(int layer_tree_host_id, int frame_id) {
90 TRACE_EVENT_INSTANT2(internal::kCategory,
91 internal::kActivateLayerTree,
92 TRACE_EVENT_SCOPE_THREAD,
93 internal::kLayerTreeId, layer_tree_host_id,
94 internal::kFrameId, frame_id);
95 }
96
didBeginFrame(int layer_tree_host_id)97 inline void didBeginFrame(int layer_tree_host_id) {
98 TRACE_EVENT_INSTANT1(internal::kCategory,
99 internal::kBeginFrame,
100 TRACE_EVENT_SCOPE_THREAD,
101 internal::kLayerTreeId, layer_tree_host_id);
102 }
103
104 } // namespace devtools_instrumentation
105 } // namespace cc
106
107 #endif // CC_DEBUG_DEVTOOLS_INSTRUMENTATION_H_
108