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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_DEVICE_SENSORS_INERTIAL_SENSOR_CONSTS_H_
#define CONTENT_BROWSER_DEVICE_SENSORS_INERTIAL_SENSOR_CONSTS_H_
#include "base/time/time.h"
namespace content {
// Constants related to the Device {Motion|Orientation|Light} APIs.
enum ConsumerType {
CONSUMER_TYPE_MOTION = 1 << 0,
CONSUMER_TYPE_ORIENTATION = 1 << 1,
CONSUMER_TYPE_LIGHT = 1 << 2,
};
// Specifies the sampling rate for sensor data updates.
// Note that when changing this value it is desirable to have an adequate
// matching value |DeviceSensorEventPump::kDefaultPumpFrequencyHz| in
// content/renderer/device_orientation/device_sensor_event_pump.cc.
const int kInertialSensorSamplingRateHz = 60;
const int kInertialSensorIntervalMicroseconds =
base::Time::kMicrosecondsPerSecond / kInertialSensorSamplingRateHz;
// Corresponding |kDefaultLightPumpFrequencyHz| is in
// content/renderer/device_sensors/device_light_event_pump.cc.
const int kLightSensorSamplingRateHz = 5;
const int kLightSensorIntervalMicroseconds =
base::Time::kMicrosecondsPerSecond / kLightSensorSamplingRateHz;
} // namespace content
#endif // CONTENT_BROWSER_DEVICE_SENSORS_INERTIAL_SENSOR_CONSTS_H_
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