Function createRay

src/components/laser-controls.js:38–69

(evt)

    });

    function createRay (evt) {
      var controllerConfig = config[evt.detail.name];

      if (!controllerConfig) { return; }

      // Show the line unless a particular config opts to hide it, until a controllermodelready
      // event comes through.
      var raycasterConfig = utils.extend({
        showLine: true
      }, controllerConfig.raycaster || {});

      // The controllermodelready event contains a rayOrigin that takes into account
      // offsets specific to the loaded model.
      if (evt.detail.rayOrigin) {
        raycasterConfig.origin = evt.detail.rayOrigin.origin;
        raycasterConfig.direction = evt.detail.rayOrigin.direction;
        raycasterConfig.showLine = true;
      }

      // Only apply a default raycaster if it does not yet exist. This prevents it overwriting
      // config applied from a controllermodelready event.
      if (evt.detail.rayOrigin || !self.modelReady) {
        el.setAttribute('raycaster', raycasterConfig);
      } else {
        el.setAttribute('raycaster', 'showLine', true);
      }

      el.setAttribute('cursor', utils.extend({
        fuse: false,
        hand: data.hand
      }, controllerConfig.cursor));
    }

    function hideRay (evt) {
      var controllerConfig = config[evt.detail.name];