diff options
Diffstat (limited to 'src/plugins/sensors/generic/generictiltsensor.cpp')
| -rw-r--r-- | src/plugins/sensors/generic/generictiltsensor.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/plugins/sensors/generic/generictiltsensor.cpp b/src/plugins/sensors/generic/generictiltsensor.cpp index f6dafb43..a2525a82 100644 --- a/src/plugins/sensors/generic/generictiltsensor.cpp +++ b/src/plugins/sensors/generic/generictiltsensor.cpp @@ -80,7 +80,7 @@ void GenericTiltSensor::stop() */ static inline qreal calcPitch(double Ax, double Ay, double Az) { - return -qAtan2(Ax, sqrt(Ay * Ay + Az * Az)); + return -qAtan2(Ax, qSqrt(Ay * Ay + Az * Az)); } /* @@ -91,7 +91,7 @@ static inline qreal calcPitch(double Ax, double Ay, double Az) */ static inline qreal calcRoll(double Ax, double Ay, double Az) { - return qAtan2(Ay, (sqrt(Ax * Ax + Az * Az))); + return qAtan2(Ay, (qSqrt(Ax * Ax + Az * Az))); } void GenericTiltSensor::calibrate() @@ -132,15 +132,15 @@ bool GenericTiltSensor::filter(QAccelerometerReading *reading) qreal xrot = roll - calibratedRoll; qreal yrot = pitch - calibratedPitch; //get angle between 0 and 180 or 0 -180 - qreal aG = 1 * sin(xrot); - qreal aK = 1 * cos(xrot); + qreal aG = 1 * qSin(xrot); + qreal aK = 1 * qCos(xrot); xrot = qAtan2(aG, aK); if (xrot > M_PI_2) xrot = M_PI - xrot; else if (xrot < -M_PI_2) xrot = -(M_PI + xrot); - aG = 1 * sin(yrot); - aK = 1 * cos(yrot); + aG = 1 * qSin(yrot); + aK = 1 * qCos(yrot); yrot = qAtan2(aG, aK); if (yrot > M_PI_2) yrot = M_PI - yrot; |