Revision control
++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:critical reason:ipc
++
++ #include "sensorfwmagnetometer.h"
++
++
++ char const * const SensorfwMagnetometer::id("sensorfw.magnetometer");
++ const float SensorfwMagnetometer::NANO = 0.000000001;
++
++
++ SensorfwMagnetometer::SensorfwMagnetometer(QSensor *sensor)
++ : SensorfwSensorBase(sensor)
++ , m_initDone(false)
++ {
++ init();
++ setDescription(QLatin1String("magnetic flux density in teslas (T)"));
++ setRanges(NANO);
++ setReading<QMagnetometerReading>(&m_reading);
++ sensor->setDataRate(50);//set a default rate
++ }
++
++ void SensorfwMagnetometer::start()
++ {
++ if (reinitIsNeeded)
++ init();
++ QMagnetometer *const magnetometer = qobject_cast<QMagnetometer *>(sensor());
++ if (magnetometer)
++ m_isGeoMagnetometer = magnetometer->returnGeoValues();
++ SensorfwSensorBase::start();
++ }
++
++ void SensorfwMagnetometer::slotDataAvailable(const MagneticField& data)
++ {
++ //nanoTeslas given, divide with 10^9 to get Teslas
++ m_reading.setX( NANO * (m_isGeoMagnetometer?data.x():data.rx()));
++ m_reading.setY( NANO * (m_isGeoMagnetometer?data.y():data.ry()));
++ m_reading.setZ( NANO * (m_isGeoMagnetometer?data.z():data.rz()));
++ m_reading.setCalibrationLevel(m_isGeoMagnetometer?((float) data.level()) / 3.0 :1);
++ m_reading.setTimestamp(data.timestamp());
++ newReadingAvailable();
++ }
++
++ void SensorfwMagnetometer::slotFrameAvailable(const QList<MagneticField> &frame)
++ {
++ for (int i=0, l=frame.size(); i<l; i++) {
++ slotDataAvailable(frame.at(i));
++ }
++ }
++
++ bool SensorfwMagnetometer::doConnect()
++ {
++ Q_ASSERT(m_sensorInterface);
++ if (m_bufferSize==1)
++ return QObject::connect(m_sensorInterface, SIGNAL(dataAvailable(MagneticField)),
++ this, SLOT(slotDataAvailable(MagneticField)));
++ return QObject::connect(m_sensorInterface, SIGNAL(frameAvailable(QList<MagneticField>)), this,
++ SLOT(slotFrameAvailable(QList<MagneticField>)));
++ }
++
++ QString SensorfwMagnetometer::sensorName() const
++ {
++ return "magnetometersensor";
++ }
++
++ qreal SensorfwMagnetometer::correctionFactor() const
++ {
++ return SensorfwMagnetometer::NANO;
++ }
++
++ void SensorfwMagnetometer::init()
++ {
++ m_initDone = false;
++ initSensor<MagnetometerSensorChannelInterface>(m_initDone);
++ }