import { Object3D, Sphere, Box3 } from 'three'; import { XRHandMeshModel } from './XRHandMeshModel.js'; const TOUCH_RADIUS = 0.01; const POINTING_JOINT = 'index-finger-tip'; class OculusHandModel extends Object3D { constructor( controller ) { super(); this.controller = controller; this.motionController = null; this.envMap = null; this.mesh = null; controller.addEventListener( 'connected', ( event ) => { const xrInputSource = event.data; if ( xrInputSource.hand && ! this.motionController ) { this.xrInputSource = xrInputSource; this.motionController = new XRHandMeshModel( this, controller, this.path, xrInputSource.handedness ); } } ); controller.addEventListener( 'disconnected', () => { this.clear(); this.motionController = null; } ); } updateMatrixWorld( force ) { super.updateMatrixWorld( force ); if ( this.motionController ) { this.motionController.updateMesh(); } } getPointerPosition() { const indexFingerTip = this.controller.joints[ POINTING_JOINT ]; if ( indexFingerTip ) { return indexFingerTip.position; } else { return null; } } intersectBoxObject( boxObject ) { const pointerPosition = this.getPointerPosition(); if ( pointerPosition ) { const indexSphere = new Sphere( pointerPosition, TOUCH_RADIUS ); const box = new Box3().setFromObject( boxObject ); return indexSphere.intersectsBox( box ); } else { return false; } } checkButton( button ) { if ( this.intersectBoxObject( button ) ) { button.onPress(); } else { button.onClear(); } if ( button.isPressed() ) { button.whilePressed(); } } } export { OculusHandModel };