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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/tiles/frame_viewer_instrumentation.h"
#include <memory>
#include <utility>
#include "components/viz/common/traced_value.h"
namespace cc {
namespace frame_viewer_instrumentation {
namespace {
constexpr const char kCategory[] =
"cc," TRACE_DISABLED_BY_DEFAULT("devtools.timeline");
const char kTileData[] = "tileData";
const char kLayerId[] = "layerId";
const char kTileId[] = "tileId";
const char kTileResolution[] = "tileResolution";
const char kSourceFrameNumber[] = "sourceFrameNumber";
const char kAnalyzeTask[] = "AnalyzeTask";
const char kRasterTask[] = "RasterTask";
std::unique_ptr<base::trace_event::ConvertableToTraceFormat> TileDataAsValue(
const void* tile_id,
TileResolution tile_resolution,
int source_frame_number,
int layer_id) {
std::unique_ptr<base::trace_event::TracedValue> res(
new base::trace_event::TracedValue());
viz::TracedValue::SetIDRef(tile_id, res.get(), kTileId);
res->SetString(kTileResolution, TileResolutionToString(tile_resolution));
res->SetInteger(kSourceFrameNumber, source_frame_number);
res->SetInteger(kLayerId, layer_id);
return std::move(res);
}
} // namespace
ScopedAnalyzeTask::ScopedAnalyzeTask(const void* tile_id,
TileResolution tile_resolution,
int source_frame_number,
int layer_id) {
TRACE_EVENT_BEGIN1(
kCategory, kAnalyzeTask, kTileData,
TileDataAsValue(tile_id, tile_resolution, source_frame_number, layer_id));
}
ScopedAnalyzeTask::~ScopedAnalyzeTask() {
TRACE_EVENT_END0(kCategory, kAnalyzeTask);
}
ScopedRasterTask::ScopedRasterTask(const void* tile_id,
TileResolution tile_resolution,
int source_frame_number,
int layer_id) {
TRACE_EVENT_BEGIN1(
kCategory, kRasterTask, kTileData,
TileDataAsValue(tile_id, tile_resolution, source_frame_number, layer_id));
}
ScopedRasterTask::~ScopedRasterTask() {
TRACE_EVENT_END0(kCategory, kRasterTask);
}
bool IsTracingLayerTreeSnapshots() {
bool category_enabled;
TRACE_EVENT_CATEGORY_GROUP_ENABLED(CategoryLayerTree(), &category_enabled);
return category_enabled;
}
} // namespace frame_viewer_instrumentation
} // namespace cc
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