playcanvas/build/playcanvas/src/framework/xr/xr-mesh.js

PlayCanvas WebGL game engine

import { EventHandler } from '../../core/event-handler.js';
import { Vec3 } from '../../core/math/vec3.js';
import { Quat } from '../../core/math/quat.js';

class XrMesh extends EventHandler {
		get xrMesh() {
				return this._xrMesh;
		}
		get label() {
				return this._xrMesh.semanticLabel || '';
		}
		get vertices() {
				return this._xrMesh.vertices;
		}
		get indices() {
				return this._xrMesh.indices;
		}
		destroy() {
				if (!this._xrMesh) return;
				this._xrMesh = null;
				this.fire('remove');
		}
		update(frame) {
				var manager = this._meshDetection._manager;
				var pose = frame.getPose(this._xrMesh.meshSpace, manager._referenceSpace);
				if (pose) {
						this._position.copy(pose.transform.position);
						this._rotation.copy(pose.transform.orientation);
				}
				if (this._lastChanged !== this._xrMesh.lastChangedTime) {
						this._lastChanged = this._xrMesh.lastChangedTime;
						this.fire('change');
				}
		}
		getPosition() {
				return this._position;
		}
		getRotation() {
				return this._rotation;
		}
		constructor(meshDetection, xrMesh){
				super(), this._lastChanged = 0, this._position = new Vec3(), this._rotation = new Quat();
				this._meshDetection = meshDetection;
				this._xrMesh = xrMesh;
				this._lastChanged = this._xrMesh.lastChangedTime;
		}
}
XrMesh.EVENT_REMOVE = 'remove';
XrMesh.EVENT_CHANGE = 'change';

export { XrMesh };