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hybrisorientationadaptor.cpp
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hybrisorientationadaptor.cpp
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/****************************************************************************
**
** Copyright (C) 2013 Jolla Ltd
** Contact: lorn.potter@jollamobile.com
**
**
** $QT_BEGIN_LICENSE:LGPL$
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "hybrisorientationadaptor.h"
#include "logging.h"
#include "datatypes/utils.h"
#include "config.h"
/*
* azimuth: angle between the magnetic north direction and the Y axis, around
* the Z axis (0<=azimuth<360).
* 0=North, 90=East, 180=South, 270=West
*
* pitch: Rotation around X axis (-180<=pitch<=180), with positive values when
* the z-axis moves toward the y-axis.
*
* roll: Rotation around Y axis (-90<=roll<=90), with positive values when
* the x-axis moves towards the z-axis.
*
**/
/*
* not to be confused with orientation
**/
HybrisOrientationAdaptor::HybrisOrientationAdaptor(const QString& id) :
HybrisAdaptor(id,SENSOR_TYPE_ORIENTATION)
{
buffer = new DeviceAdaptorRingBuffer<CompassData>(1);
setAdaptedSensor("hybrisorientation", "Internal orientation coordinates", buffer);
setDescription("Hybris orientation");
powerStatePath = SensorFrameworkConfig::configuration()->value("orientation/powerstate_path").toByteArray();
if (!powerStatePath.isEmpty() && !QFile::exists(powerStatePath))
{
sensordLogW() << "Path does not exists: " << powerStatePath;
powerStatePath.clear();
}
// setDefaultInterval(50);
}
HybrisOrientationAdaptor::~HybrisOrientationAdaptor()
{
delete buffer;
}
bool HybrisOrientationAdaptor::startSensor()
{
if (!(HybrisAdaptor::startSensor()))
return false;
if (isRunning() && !powerStatePath.isEmpty())
writeToFile(powerStatePath, "1");
sensordLogD() << "Hybris OrientationAdaptor start\n";
return true;
}
void HybrisOrientationAdaptor::stopSensor()
{
HybrisAdaptor::stopSensor();
if (!isRunning() && !powerStatePath.isEmpty())
writeToFile(powerStatePath, "0");
sensordLogD() << "Hybris OrientationAdaptor stop\n";
}
void HybrisOrientationAdaptor::processSample(const sensors_event_t& data)
{
CompassData *d = buffer->nextSlot();
d->timestamp_ = quint64(data.timestamp * .001);
#ifdef USE_BINDER
d->degrees_ = data.u.vec3.x; //azimuth
d->level_ = data.u.vec3.status;
#else
d->degrees_ = data.orientation.azimuth; //azimuth
d->level_ = data.orientation.status;
#endif
d->rawDegrees_ = d->degrees_;
buffer->commit();
buffer->wakeUpReaders();
}
void HybrisOrientationAdaptor::init()
{
}