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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_DEBUG_DEVTOOLS_INSTRUMENTATION_H_
#define CC_DEBUG_DEVTOOLS_INSTRUMENTATION_H_
#include "base/debug/trace_event.h"
namespace cc {
namespace devtools_instrumentation {
namespace internal {
const char kCategory[] = "cc,devtools";
const char kFrameId[] = "frameId";
const char kLayerId[] = "layerId";
const char kLayerTreeId[] = "layerTreeId";
const char kPixelRefId[] = "pixelRefId";
const char kImageDecodeTask[] = "ImageDecodeTask";
const char kBeginFrame[] = "BeginFrame";
const char kActivateLayerTree[] = "ActivateLayerTree";
const char kRequestMainThreadFrame[] = "RequestMainThreadFrame";
const char kDrawFrame[] = "DrawFrame";
} // namespace internal
const char kRasterTask[] = "RasterTask";
const char kPaintSetup[] = "PaintSetup";
class ScopedLayerTask {
public:
ScopedLayerTask(const char* event_name, int layer_id)
: event_name_(event_name) {
TRACE_EVENT_BEGIN1(internal::kCategory, event_name_,
internal::kLayerId, layer_id);
}
~ScopedLayerTask() {
TRACE_EVENT_END0(internal::kCategory, event_name_);
}
private:
const char* event_name_;
DISALLOW_COPY_AND_ASSIGN(ScopedLayerTask);
};
class ScopedImageDecodeTask {
public:
explicit ScopedImageDecodeTask(void* pixelRef) {
TRACE_EVENT_BEGIN1(internal::kCategory, internal::kImageDecodeTask,
internal::kPixelRefId, reinterpret_cast<uint64>(pixelRef));
}
~ScopedImageDecodeTask() {
TRACE_EVENT_END0(internal::kCategory, internal::kImageDecodeTask);
}
private:
DISALLOW_COPY_AND_ASSIGN(ScopedImageDecodeTask);
};
class ScopedLayerTreeTask {
public:
ScopedLayerTreeTask(const char* event_name,
int layer_id,
int layer_tree_host_id)
: event_name_(event_name) {
TRACE_EVENT_BEGIN2(internal::kCategory, event_name_,
internal::kLayerId, layer_id,
internal::kLayerTreeId, layer_tree_host_id);
}
~ScopedLayerTreeTask() {
TRACE_EVENT_END0(internal::kCategory, event_name_);
}
private:
const char* event_name_;
DISALLOW_COPY_AND_ASSIGN(ScopedLayerTreeTask);
};
struct ScopedLayerObjectTracker
: public base::debug::TraceScopedTrackableObject<int> {
explicit ScopedLayerObjectTracker(int layer_id)
: base::debug::TraceScopedTrackableObject<int>(
internal::kCategory,
internal::kLayerId,
layer_id) {
}
private:
DISALLOW_COPY_AND_ASSIGN(ScopedLayerObjectTracker);
};
inline void DidActivateLayerTree(int layer_tree_host_id, int frame_id) {
TRACE_EVENT_INSTANT2(internal::kCategory,
internal::kActivateLayerTree,
TRACE_EVENT_SCOPE_THREAD,
internal::kLayerTreeId, layer_tree_host_id,
internal::kFrameId, frame_id);
}
inline void DidBeginFrame(int layer_tree_host_id) {
TRACE_EVENT_INSTANT1(internal::kCategory,
internal::kBeginFrame,
TRACE_EVENT_SCOPE_THREAD,
internal::kLayerTreeId, layer_tree_host_id);
}
inline void DidDrawFrame(int layer_tree_host_id) {
TRACE_EVENT_INSTANT1(internal::kCategory,
internal::kDrawFrame,
TRACE_EVENT_SCOPE_THREAD,
internal::kLayerTreeId,
layer_tree_host_id);
}
inline void DidRequestMainThreadFrame(int layer_tree_host_id) {
TRACE_EVENT_INSTANT1(internal::kCategory,
internal::kRequestMainThreadFrame,
TRACE_EVENT_SCOPE_THREAD,
internal::kLayerTreeId,
layer_tree_host_id);
}
} // namespace devtools_instrumentation
} // namespace cc
#endif // CC_DEBUG_DEVTOOLS_INSTRUMENTATION_H_
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