immersive2/src/vrApp.ts

109 lines
3.8 KiB
TypeScript

import {Color3, Engine, FreeCamera, Observable, Scene, Vector3, WebGPUEngine} from "@babylonjs/core";
import '@babylonjs/loaders';
import {DiagramManager} from "./diagram/diagramManager";
import log, {Logger} from "loglevel";
import {CustomEnvironment} from "./util/customEnvironment";
import {Spinner} from "./objects/spinner";
import {addSceneInspector} from "./util/functions/sceneInspector";
import {groundMeshObserver} from "./util/functions/groundMeshObserver";
import {exportGltf} from "./util/functions/exportGltf";
import {DefaultScene} from "./defaultScene";
import {Introduction} from "./tutorial/introduction";
import {PouchData} from "./integration/database/pouchData";
const webGpu = false;
log.setLevel('error', false);
export default class VrApp {
//preTasks = [havokModule];
private logger: Logger = log.getLogger('App');
private _canvas: HTMLCanvasElement;
private _db: PouchData;
private _dbName: string;
private _engine: Engine | WebGPUEngine;
constructor(canvas: HTMLCanvasElement, dbname: string) {
this._canvas = canvas;
this._dbName = dbname;
console.log('VrApp constructor');
this.initializeEngine().then(() => {
this.logger.info('Engine initialized');
});
}
public async initialize(scene: Scene) {
setMainCamera(scene);
const spinner = new Spinner();
spinner.show();
const diagramReadyObservable = new Observable<boolean>();
const diagramManager = new DiagramManager(diagramReadyObservable);
diagramReadyObservable.add((ready) => {
if (ready) {
const db = new PouchData(this._dbName);
db.setDiagramManager(diagramManager);
this._db = db;
} else {
this.logger.error('DiagramManager not ready');
}
});
initEnvironment(diagramManager, spinner);
addSceneInspector();
const el = document.querySelector('#download');
if (el) {
el.addEventListener('click', () => {
exportGltf();
})
} else {
this.logger.error('Download button not found');
}
if (!localStorage.getItem('tutorialCompleted')) {
this.logger.info('Starting tutorial');
const intro = new Introduction();
}
this.logger.info('Render loop started');
}
public dispose() {
this._engine.dispose();
DefaultScene.Scene.dispose();
DefaultScene.Scene = null;
}
private async initializeEngine() {
if (!this._canvas) {
console.error('Canvas not found');
return;
}
this._engine = null;
if (webGpu) {
this._engine = new WebGPUEngine(this._canvas);
await (this._engine as WebGPUEngine).initAsync();
} else {
this._engine = new Engine(this._canvas, true);
}
this._engine.setHardwareScalingLevel(1 / window.devicePixelRatio);
const scene = new Scene(this._engine);
DefaultScene.Scene = scene;
scene.ambientColor = new Color3(.1, .1, .1);
await this.initialize(scene);
this._engine.runRenderLoop(() => {
scene.render();
});
}
}
function setMainCamera(scene: Scene) {
const CAMERA_NAME = 'Main Camera';
const camera: FreeCamera = new FreeCamera(CAMERA_NAME,
new Vector3(0, 1.6, 0), scene);
scene.setActiveCameraByName(CAMERA_NAME);
}
function initEnvironment(diagramManager: DiagramManager, spinner: Spinner) {
const environment = new CustomEnvironment("default", diagramManager.config);
environment.groundMeshObservable.add((ground) => {
groundMeshObserver(ground, diagramManager, spinner).then(() => {
});
}, -1, false, this);
}