public static Quaternion ToQuaternion(Quaternion3d q) { return new Quaternion((float)q.x, (float)q.y, (float)q.z, (float)q.w); }
public static Quaternion ToQuaternion(this Quaternion3d q) { return(new Quaternion((float)q.x, (float)q.y, (float)q.z, (float)q.w)); }