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