import { Quaternion, Vector } from 'volts';
// A 90º turn along the X axis
const rotation = Quaternion.fromEuler(1.57, 0, 0);
// You can rotate vectors by a quaternion
new Vector(0,0,-1).applyQuaterion(rotation)
// Or get a Reactive QuaternionSignal
// by accessing the signal component
rotation.signal;