added initial gltf test.

src/controllers/base.ts

@@ -1,6 +1,5 @@
 import {
     AbstractMesh,
-    Mesh,
     PhysicsMotionType,
     Scene,
     TransformNode,
@@ -144,12 +143,8 @@ export class Base {
                 mesh && mesh.setParent(this.xrInputSource.motionController.rootMesh);
                 this.grabbedMesh = mesh;
             } else {
-                if (mesh?.parent?.parent?.metadata?.grabbable) {
+                if (mesh?.metadata?.grabbable) {
-                    if (mesh?.parent?.parent?.parent) {
+                    this.grabbedMesh = mesh;
-                        mesh = (mesh?.parent?.parent?.parent as Mesh);
-                        this.grabbedMesh = mesh;
-                        player = true;
-                    }
                 } else {
                     return;
                 }

src/react/functions/uploadImage.ts

@@ -1,6 +1,10 @@
 const uploadImage = async (evt) => {
 
     const file = (evt.target as HTMLInputElement).files[0];
+    if (!file) {
+        console.log('no file selected');
+        return;
+    }
     const formData = new FormData();
     formData.append('file', file);
     //formData.append('requireSignedURLs', 'true');

src/react/webApp.tsx

@@ -115,7 +115,10 @@ function Menu() {
 
     function handleDiagramListClick(evt: React.MouseEvent<HTMLAnchorElement>) {
         evt.preventDefault();
-        switch (evt.target.id) {
+        if (!evt.currentTarget.id) {
+            return;
+        }
+        switch (evt.currentTarget.id) {
             case 'imageUploadLink':
                 const input = document.createElement('input');
                 input.type = 'file';
@@ -133,9 +136,7 @@ function Menu() {
     return (
         <div>
             <MainMenu onClick={handleDiagramListClick}/>
-            <TutorialMenu onClick={handleDesktopTutorialClick}/>
             <CreateMenu display={createState} toggleCreateMenu={handleCreateClick}/>
-            <KeyboardHelp display={desktopTutorialState} onClick={handleDesktopTutorialClick}/>
             <DiagramList onClick={handleCreateClick} display={diagramListState}/>
         </div>
     )

src/vrApp.ts

@@ -57,6 +57,35 @@ export class VrApp {
 
          */
         addSceneInspector();
+
+        /*
+        SceneLoader.ImportMesh(null,'https://models.deepdiagram.com/', 'Chair_textured_mesh_lowpoly_glb.glb', scene, (meshes) => {
+            const transform = new Mesh('chair', scene);
+            for(const mesh of meshes){
+                mesh.parent= transform;
+            }
+            let {min, max} = transform.getHierarchyBoundingVectors(true);
+            const parentMesh = MeshBuilder.CreateBox('boundingBox', {width: max.x - min.x, height: max.y - min.y, depth: max.z - min.z}, scene);
+            for(const mesh of meshes){
+                mesh.parent= parentMesh;
+
+            }
+            transform.dispose();
+            //parentMesh.setBoundingInfo(new BoundingInfo(min, max));
+            parentMesh.showBoundingBox = true;
+            parentMesh.scaling = new Vector3(.2,.2,.2);
+            //mesh.metadata = {grabbable: true};
+            parentMesh.position.y = .5;
+            parentMesh.position.z = 0;
+            parentMesh.metadata = {grabbable: true};
+            const material = new StandardMaterial('chairMaterial', scene);
+            material.alpha = 0;
+            parentMesh.material = material;
+            parentMesh.showBoundingBox = true;
+        });
+
+         */
+
         const el = document.querySelector('#download');
         if (el) {
             el.addEventListener('click', () => {