1/*
2 * Copyright (C) 2011 Samsung
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <fcntl.h>
18#include <errno.h>
19#include <math.h>
20#include <poll.h>
21#include <unistd.h>
22#include <dirent.h>
23#include <sys/select.h>
24#include <cutils/log.h>
25#include <pthread.h>
26
27#include "PressureSensor.h"
28
29/*
30 * The BMP driver gives pascal values.
31 * It needs to be changed into hectoPascal
32 */
33#define PRESSURE_HECTO (1.0f/100.0f)
34
35PressureSensor::PressureSensor()
36    : SamsungSensorBase(NULL, "barometer", ABS_PRESSURE)
37{
38    mPendingEvent.sensor = ID_PR;
39    mPendingEvent.type = SENSOR_TYPE_PRESSURE;
40}
41
42bool PressureSensor::handleEvent(input_event const *event) {
43    mPendingEvent.pressure = event->value * PRESSURE_HECTO;
44    return true;
45}
46