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2 years ago
import * as THREE from 'three';
import { HTMLMesh } from 'three/addons/interactive/HTMLMesh.js';
import { InteractiveGroup } from 'three/addons/interactive/InteractiveGroup.js';
import { XRControllerModelFactory } from 'three/addons/webxr/XRControllerModelFactory.js';
class VR {
constructor( editor ) {
const signals = editor.signals;
let group = null;
let camera = null;
let renderer = null;
const intersectables = [];
this.currentSession = null;
const onSessionStarted = async ( session ) => {
const sidebar = document.getElementById( 'sidebar' );
sidebar.style.width = '300px';
sidebar.style.height = '700px';
//
if ( group === null ) {
group = new InteractiveGroup( renderer );
editor.sceneHelpers.add( group );
const mesh = new HTMLMesh( sidebar );
mesh.position.set( 1, 1.5, - 0.5 );
mesh.rotation.y = - 0.5;
mesh.scale.setScalar( 2 );
group.add( mesh );
intersectables.push( mesh );
// controllers
const geometry = new THREE.BufferGeometry();
geometry.setFromPoints( [ new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, 0, - 5 ) ] );
const controller1 = renderer.xr.getController( 0 );
controller1.add( new THREE.Line( geometry ) );
group.add( controller1 );
const controller2 = renderer.xr.getController( 1 );
controller2.add( new THREE.Line( geometry ) );
group.add( controller2 );
//
const controllerModelFactory = new XRControllerModelFactory();
const controllerGrip1 = renderer.xr.getControllerGrip( 0 );
controllerGrip1.add( controllerModelFactory.createControllerModel( controllerGrip1 ) );
group.add( controllerGrip1 );
const controllerGrip2 = renderer.xr.getControllerGrip( 1 );
controllerGrip2.add( controllerModelFactory.createControllerModel( controllerGrip2 ) );
group.add( controllerGrip2 );
}
camera = editor.camera.clone();
group.visible = true;
this.currentSession = session;
this.currentSession.addEventListener( 'end', onSessionEnded );
await renderer.xr.setSession( this.currentSession );
};
const onSessionEnded = async () => {
const sidebar = document.getElementById( 'sidebar' );
sidebar.style.width = '';
sidebar.style.height = '';
//
editor.camera.copy( camera );
group.visible = false;
this.currentSession.removeEventListener( 'end', onSessionEnded );
this.currentSession = null;
await renderer.xr.setSession( null );
signals.exitedVR.dispatch();
};
// signals
signals.toggleVR.add( () => {
if ( this.currentSession === null ) {
const sessionInit = { optionalFeatures: [ 'local-floor', 'bounded-floor' ] };
navigator.xr.requestSession( 'immersive-vr', sessionInit ).then( onSessionStarted );
} else {
this.currentSession.end();
}
} );
signals.rendererCreated.add( ( value ) => {
renderer = value;
renderer.xr.enabled = true;
} );
}
}
export { VR };