/* * Copyright (C) 2011 Samsung * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <fcntl.h> #include <errno.h> #include <math.h> #include <poll.h> #include <unistd.h> #include <dirent.h> #include <sys/select.h> #include <cutils/log.h> #include <pthread.h> #include "PressureSensor.h" /* * The BMP driver gives pascal values. * It needs to be changed into hectoPascal */ #define PRESSURE_HECTO (1.0f/100.0f) PressureSensor::PressureSensor() : SamsungSensorBase(NULL, "barometer", ABS_PRESSURE) { mPendingEvent.sensor = ID_PR; mPendingEvent.type = SENSOR_TYPE_PRESSURE; } bool PressureSensor::handleEvent(input_event const *event) { mPendingEvent.pressure = event->value * PRESSURE_HECTO; return true; }