Method constructor

examples/extern/gmath.bundle.js:1662–1665

(scalar, vector)

        return new Quaternion(k + kCosTheta, a.cross(b)).normal();
    }
    constructor(scalar, vector){
        this.scalar = scalar ?? 0;
        this.vector = vector ?? Vector3.zero();
    }
    clone() {
        return new Quaternion(this.scalar, this.vector);
    }