upm/src/bmpx8x/bmpx8x.cxx
Noel Eck 0223cd2b85 C++ Core: Add base class per sensor/actuator type
Adding base classes for UPM sensors and actuators.

Signed-off-by: Noel Eck <noel.eck@intel.com>
2018-04-02 11:01:18 -07:00

145 lines
3.9 KiB
C++

/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2017 Intel Corporation.
*
* This driver was rewritten based on the original driver written by:
* Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
*
* The MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <iostream>
#include <string>
#include <stdexcept>
#include <unistd.h>
#include <stdlib.h>
#include "bmpx8x.hpp"
using namespace upm;
using namespace std;
BMPX8X::BMPX8X (int bus, int addr) :
m_bmpx8x(bmpx8x_init(bus, addr))
{
if (!m_bmpx8x)
throw std::runtime_error(string(__FUNCTION__)
+ ": bmpx8x_init() failed");
AddSource("temperature", "C");
AddSource("pressure", "Pa");
}
BMPX8X::~BMPX8X()
{
bmpx8x_close(m_bmpx8x);
}
void BMPX8X::init(BMPX8X_OSS_T oss)
{
if (bmpx8x_devinit(m_bmpx8x, oss))
throw std::runtime_error(string(__FUNCTION__)
+ ": bmpx8x_devinit() failed");
}
void BMPX8X::update()
{
if (bmpx8x_update(m_bmpx8x))
throw std::runtime_error(string(__FUNCTION__)
+ ": bmpx8x_update() failed");
}
void BMPX8X::reset()
{
if (bmpx8x_reset(m_bmpx8x))
throw std::runtime_error(string(__FUNCTION__)
+ ": bmpx8x_reset() failed");
}
void BMPX8X::setOversampling(BMPX8X_OSS_T oss)
{
bmpx8x_set_oversampling(m_bmpx8x, oss);
}
uint8_t BMPX8X::readReg(uint8_t reg)
{
return bmpx8x_read_reg(m_bmpx8x, reg);
}
int BMPX8X::readRegs(uint8_t reg, uint8_t *buffer, int len)
{
int rv = bmpx8x_read_regs(m_bmpx8x, reg, buffer, len);
if (rv < 0)
throw std::runtime_error(string(__FUNCTION__)
+ ": bmpx8x_read_regs() failed");
return rv;
}
void BMPX8X::writeReg(uint8_t reg, uint8_t val)
{
if (bmpx8x_write_reg(m_bmpx8x, reg, val))
throw std::runtime_error(string(__FUNCTION__)
+ ": bmpx8x_write_reg() failed");
}
int BMPX8X::getPressure()
{
return bmpx8x_get_pressure(m_bmpx8x);
}
float BMPX8X::getTemperature()
{
return bmpx8x_get_temperature(m_bmpx8x);
}
int BMPX8X::getSealevelPressure(float altitudeMeters)
{
return bmpx8x_get_sealevel_pressure(m_bmpx8x, altitudeMeters);
}
float BMPX8X::getAltitude(int sealevelPressure)
{
return bmpx8x_get_altitude(m_bmpx8x, sealevelPressure);
}
std::map<std::string, float> BMPX8X::TemperatureForSources(std::vector<std::string> sources)
{
std::map<std::string, float> ret;
if (std::find(sources.begin(), sources.end(), "temperature") != sources.end())
ret["temperature"] = getTemperatureCelsius();
return ret;
}
std::map<std::string, float> BMPX8X::PressureForSources(std::vector<std::string> sources)
{
std::map<std::string, float> ret;
if (std::find(sources.begin(), sources.end(), "pressure") != sources.end())
ret["pressure"] = getPressurePa();
return ret;
}