threejs-viewer-9

init() {

  // Add Scene

  // ... other code snippet

  this.selectionScene = new THREE.Scene();
  this.selectionMaterial = new THREE.MeshBasicMaterial({
      color: new THREE.Color(0.4, 0.6, 1),
      side: THREE.DoubleSide,
      opacity: 0.4,
      transparent: true,
      depthWrite: true,
      depthTest: false
  });

  // ... other code snippet
}

buildEvents() {
  // ... other code snippet

  this.renderer.domElement.addEventListener(
    'click',
    ( event ) => this.onMouseClicked( event )
  );
}