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| 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, loader = null, onLoad = null ) { | |
| super(); | |
| this.controller = controller; | |
| this.motionController = null; | |
| this.envMap = null; | |
| this.loader = loader; | |
| this.onLoad = onLoad; | |
| 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, this.loader, this.onLoad ); | |
| } | |
| } ); | |
| 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 }; | |