var vector = new THREE.Vector3( 1, 0, 0 );
var axis = new THREE.Vector3( 0, 1, 0 );
var angle = Math.PI / 2;
vector.applyAxisAngle( axis, angle );
var vector = new THREE.Vector3( 1, 0, 0 );
var axis = new THREE.Vector3( 0, 1, 0 );
var angle = Math.PI / 2;
vector.applyAxisAngle( axis, angle );