( function () { class WireframeGeometry2 extends THREE.LineSegmentsGeometry { constructor( geometry ) { super(); this.type = 'WireframeGeometry2'; this.fromWireframeGeometry( new THREE.WireframeGeometry( geometry ) ); // set colors, maybe } } WireframeGeometry2.prototype.isWireframeGeometry2 = true; THREE.WireframeGeometry2 = WireframeGeometry2; } )();