#72 epic refactoring

src/lib/GameEngine.js

@@ -20,6 +20,7 @@ import { MotionEngine } from './MotionEngine.js';
 import { Draggable } from './Draggable.js';
 import { EventManager } from "./EventManager";
 import { Telemetry } from './Telemetry.js';
+import { clearObject } from './MeshUtils.js';
 
 THREE.Cache.enabled = true
 
@@ -181,10 +182,7 @@ class GameEngine extends EventManager{
 
         this.motionQueue = new MotionEngine();
         this.assetPath = assetPath;
-
-        if (opts.telemetry){
-            this.tm = new Telemetry(opts.telemetry, opts.mode);
-        }
+        this.tm = new Telemetry(opts.mode);
         // controls.enableDamping = true;
         // controls.screenSpacePanning = true;
 
@@ -662,44 +660,8 @@ class GameEngine extends EventManager{
         ])
     }
 
-    clearObject(o){
-        let disposables = []
-        o.traverse(object => {
-            if (object.isMesh) {
-                disposables.push(object);
-            }
-            if (object.isLight){
-                object.shadow?.map?.dispose();
-                object.shadow?.dispose();
-                object.dispose();
-            }
-        });
-        disposables.forEach(object=>{
-            object.removeFromParent();
-            object.geometry.dispose();
-            if (object.material.isMaterial) {
-                this.clearMaterial(object.material)
-            } else {
-                for (const material of object.material) this.clearMaterial(material)
-            }
-        })
-    }
-
-    clearMaterial(material) {
-        material.dispose();
-        for (const key of Object.keys(material)) {
-            const value = material[key]
-            if (value && typeof value == 'object' && 'minFilter' in value) {
-                //console.log('Disposing', value.name, this.renderer.info.memory.textures );
-                value.dispose();
-                //console.log('Disposed', value.name, this.renderer.info.memory.textures );
-            }
-        }
-    }
-
     clearScene(){
         this.hero?.dispose();
-        this.dashboard?.reset();
         this.transformControls?.dispose();
         this.pointerControls.dispose();
         //this.activeObjects.clear();
@@ -709,7 +671,7 @@ class GameEngine extends EventManager{
         this.gizmo?.dispose();
         this.motionQueue.clearAll();
         this.ambientSound.stop();
-        this.loadedObjects.forEach(o=>this.clearObject(o.scene))
+        this.loadedObjects.forEach(o=>clearObject(o.scene))
         GameEngine.loadedTextures.forEach(t=>{
             //console.log('Disposing', t.name, this.renderer.info.memory.textures );
             t.dispose();
@@ -717,7 +679,7 @@ class GameEngine extends EventManager{
         });
         this.scene.background?.dispose?.();
         this.scene.environment?.dispose?.(); 
-        this.clearObject(this.scene);
+        clearObject(this.scene);
         this.scene = null;
         this.tm?.setScene(null);
         this.removeAllListenersOfType('beforeRender');
@@ -726,6 +688,7 @@ class GameEngine extends EventManager{
     }
 
     async resetScene(){
+        this.dashboard?.reset();//moved from clearscene to resetscene, because an updateText sync callback waits infinitely after gameengine destroy 
         this.clearScene();
         await this.initScene();
     }
@@ -741,14 +704,15 @@ class GameEngine extends EventManager{
         this.stats?.dom?.remove();
         this.renderer.domElement.removeEventListener('wheel', this._wheelEvent)
         this.renderer.domElement.remove();
+        super.dispose();
         //console.log('Engine Disposed', this.renderer.info.memory.textures );
     }
 
     static textureLoader = new THREE.TextureLoader();
     static audioLoader = new THREE.AudioLoader();
     static draco = new DRACOLoader().setDecoderPath('/3rdparty/draco/');
-    static gltfLoader = new GLTFLoader().setDRACOLoader(this.draco);
     static ktxLoader = new KTX2Loader().setTranscoderPath( '/3rdparty/basis/' );
+    static gltfLoader = new GLTFLoader().setDRACOLoader(this.draco).setKTX2Loader(this.ktxLoader);
 
     static loadedTextures = []