diff options
Diffstat (limited to 'src/plugins/sensorgestures/qtsensors/qslamgesturerecognizer.cpp')
| -rw-r--r-- | src/plugins/sensorgestures/qtsensors/qslamgesturerecognizer.cpp | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/src/plugins/sensorgestures/qtsensors/qslamgesturerecognizer.cpp b/src/plugins/sensorgestures/qtsensors/qslamgesturerecognizer.cpp deleted file mode 100644 index 658f81eb..00000000 --- a/src/plugins/sensorgestures/qtsensors/qslamgesturerecognizer.cpp +++ /dev/null @@ -1,215 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtSensors module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qslamgesturerecognizer.h" -#include "qtsensorgesturesensorhandler.h" - - -#include <QtCore/qmath.h> - -QT_BEGIN_NAMESPACE - -QSlamSensorGestureRecognizer::QSlamSensorGestureRecognizer(QObject *parent) : - QSensorGestureRecognizer(parent), - orientationReading(0), - accelRange(0), - active(0), - lastX(0), - lastY(0), - lastZ(0), - detectedX(0), - detecting(0), - accelX(0), - roll(0), - resting(0), - lastTimestamp(0), - lapsedTime(0), - timerActive(0) -{ -} - -QSlamSensorGestureRecognizer::~QSlamSensorGestureRecognizer() -{ -} - -void QSlamSensorGestureRecognizer::create() -{ -} - - -QString QSlamSensorGestureRecognizer::id() const -{ - return QString("QtSensors.slam"); -} - -bool QSlamSensorGestureRecognizer::start() -{ - if (QtSensorGestureSensorHandler::instance()->startSensor(QtSensorGestureSensorHandler::Accel)) { - if (QtSensorGestureSensorHandler::instance()->startSensor(QtSensorGestureSensorHandler::Orientation)) { - active = true; - accelRange = QtSensorGestureSensorHandler::instance()->accelRange; - connect(QtSensorGestureSensorHandler::instance(),SIGNAL(orientationReadingChanged(QOrientationReading*)), - this,SLOT(orientationReadingChanged(QOrientationReading*))); - - connect(QtSensorGestureSensorHandler::instance(),SIGNAL(accelReadingChanged(QAccelerometerReading*)), - this,SLOT(accelChanged(QAccelerometerReading*))); - } else { - QtSensorGestureSensorHandler::instance()->stopSensor(QtSensorGestureSensorHandler::Accel); - active = false; - } - } else { - active = false; - } - return active; -} - -bool QSlamSensorGestureRecognizer::stop() -{ - QtSensorGestureSensorHandler::instance()->stopSensor(QtSensorGestureSensorHandler::Accel); - QtSensorGestureSensorHandler::instance()->stopSensor(QtSensorGestureSensorHandler::Orientation); - disconnect(QtSensorGestureSensorHandler::instance(),SIGNAL(orientationReadingChanged(QOrientationReading*)), - this,SLOT(orientationReadingChanged(QOrientationReading*))); - - disconnect(QtSensorGestureSensorHandler::instance(),SIGNAL(accelReadingChanged(QAccelerometerReading*)), - this,SLOT(accelChanged(QAccelerometerReading*))); - detecting = false; - restingList.clear(); - active = false; - return active; -} - -bool QSlamSensorGestureRecognizer::isActive() -{ - return active; -} - -void QSlamSensorGestureRecognizer::orientationReadingChanged(QOrientationReading *reading) -{ - orientationReading = reading; -} - -#define SLAM_DETECTION_FACTOR 0.3 // 11.7 -#define SLAM_RESTING_FACTOR 2.5 -#define SLAM_RESTING_COUNT 5 -#define SLAM_ZERO_FACTOR .02 - -void QSlamSensorGestureRecognizer::accelChanged(QAccelerometerReading *reading) -{ - const qreal x = reading->x(); - const qreal y = reading->y(); - const qreal z = reading->z(); - quint64 timestamp = reading->timestamp(); - - if (qAbs(lastX - x) < SLAM_RESTING_FACTOR - && qAbs(lastY - y) < SLAM_RESTING_FACTOR - && qAbs(lastZ - z) < SLAM_RESTING_FACTOR) { - resting = true; - } else { - resting = false; - } - - if (restingList.count() > SLAM_RESTING_COUNT) - restingList.removeLast(); - restingList.insert(0, resting); - - - if (timerActive && lastTimestamp > 0) - lapsedTime += (timestamp - lastTimestamp )/1000; - - if (timerActive && lapsedTime >= 250) { - doSlam(); - } - lastTimestamp = timestamp; - - if (orientationReading == 0) { - return; - } - - const qreal difference = lastX - x; - - if (!detecting - && orientationReading->orientation() == QOrientationReading::TopUp - && resting - && hasBeenResting()) { - detectedX = x; - // start of gesture - detecting = true; - if (difference > 0) - wasNegative = false; - else - wasNegative = true; - restingList.clear(); - } - if (detecting - && qAbs(difference) > (accelRange * SLAM_DETECTION_FACTOR)) { - timerActive = true; - } - if (detecting && - (qAbs(difference) < SLAM_ZERO_FACTOR && qAbs(difference) > 0)) { - detecting = false; - } - lastX = x; - lastY = y; - lastZ = z; -} - -bool QSlamSensorGestureRecognizer::hasBeenResting() -{ - for (int i = 0; i < restingList.count() - 1; i++) { - if (!restingList.at(i)) { - return false; - } - } - return true; -} - -void QSlamSensorGestureRecognizer::doSlam() -{ - if (detecting && (orientationReading->orientation() == QOrientationReading::RightUp - || orientationReading->orientation() == QOrientationReading::LeftUp)) { - Q_EMIT slam(); - Q_EMIT detected("slam"); - restingList.clear(); - detecting = false; - } - timerActive = false; - lapsedTime = 0; -} - -QT_END_NAMESPACE |