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186 changes: 112 additions & 74 deletions examples/jsm/webxr/OculusHandModel.js
Original file line number Diff line number Diff line change
@@ -1,84 +1,122 @@
import { Object3D, Sphere, Box3 } from "../../../build/three.module.js";
import { Object3D, Sphere, Box3 } from '../../../build/three.module.js';
import { fetchProfile } from '../libs/motion-controllers.module.js';
import { XRHandMeshModel } from "./XRHandMeshModel.js";
import { XRHandMeshModel } from './XRHandMeshModel.js';

const DEFAULT_PROFILES_PATH = 'https://cdn.jsdelivr.net/npm/@webxr-input-profiles/[email protected]/dist/profiles';
const DEFAULT_PROFILE = 'generic-hand';

const POINTING_JOINT = "index-finger-tip";
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.visible = true;
this.xrInputSource = xrInputSource;
fetchProfile(xrInputSource, DEFAULT_PROFILES_PATH, DEFAULT_PROFILE).then(({ profile, assetPath }) => {
this.motionController = new XRHandMeshModel(
this,
controller,
assetPath
);
}).catch((err) => {
console.warn(err);
});
}
});

controller.addEventListener("disconnected", () => {
this.clear();
this.motionController = null;
})
}

updateMatrixWorld(force) {
super.updateMatrixWorld(force);

if (this.motionController) {
this.motionController.updateMesh();
}
}

getPointerPosition() {
let indexFingerTip = this.controller.joints[POINTING_JOINT];
if (indexFingerTip) {
return indexFingerTip.position;
} else {
return null;
}
}

intersectBoxObject(boxObject) {
let pointerPosition = this.getPointerPosition();
if (pointerPosition) {
let indexSphere = new Sphere(pointerPosition, TOUCH_RADIUS);
let 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();
}
}

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.visible = true;
this.xrInputSource = xrInputSource;
fetchProfile( xrInputSource, DEFAULT_PROFILES_PATH, DEFAULT_PROFILE ).then( ( { profile, assetPath } ) => {

this.motionController = new XRHandMeshModel(
this,
controller,
assetPath
);

} ).catch( ( err ) => {

console.warn( err );

} );

}

} );

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 };
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