qreal accelerationX, accelerationY, accelerationZ;
qreal trueAccelerationX,trueAccelerationY,trueAccelerationZ;
qreal previousAccelerationX,previousAccelerationY,previousAccelerationZ;
qreal previousSpeed, currentSpeed;
qreal currentAcceleration, previousAcceleration, totalAcceleration;
qreal accelerationX, accelerationY, accelerationZ;
qreal trueAccelerationX,trueAccelerationY,trueAccelerationZ;
qreal previousAccelerationX,previousAccelerationY,previousAccelerationZ;
qreal previousSpeed, currentSpeed;
qreal currentAcceleration, previousAcceleration, totalAcceleration;