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// Copyright 2014 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 CONTENT_BROWSER_POWER_PROFILER_POWER_EVENT_H_
#define CONTENT_BROWSER_POWER_PROFILER_POWER_EVENT_H_
#include "base/time/time.h"
namespace content {
struct PowerEvent {
enum Type {
// Total power of SoC. including CPU, GT and others on the chip,
// modules which aren't part of the SoC such as the screen are not included.
SOC_PACKAGE,
// Whole device power.
DEVICE,
// Keep this at the end.
ID_COUNT
};
Type type;
base::TimeTicks time; // Time that power data was read.
// Power value between last event and this one, in watts.
// E.g, event1 {t1, v1}; event2 {t2, v2}; event3 {t3, v3}.
// Suppose event1 is the first event the observer received, then event2,
// event3. Then v2 is the average power from t1 to t2, v3 is the average
// power from t2 to t3. v1 should be ignored since event1 only means the
// start point of power profiling.
double value;
};
extern const char* kPowerTypeNames[];
} // namespace content
#endif // CONTENT_BROWSER_POWER_PROFILER_POWER_EVENT_H_
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