Update app.py

app.py

@@ -643,8 +643,8 @@ async(p, d, n)=>{
             bg[i] /= 255;
           }
           BABYLON.Engine.LastCreatedScene.clearColor = new BABYLON.Color4(bg[0], bg[1], bg[2], bg[3]);
-          //BABYLON.Engine.LastCreatedScene.autoClear = false;
-          //BABYLON.Engine.LastCreatedScene.autoClearDepthAndStencil = false;
+          BABYLON.Engine.LastCreatedScene.autoClear = false;
+          BABYLON.Engine.LastCreatedScene.autoClearDepthAndStencil = false;
           for (var i=0; i<BABYLON.Engine.LastCreatedScene.getNodes().length; i++) {
             if (BABYLON.Engine.LastCreatedScene.getNodes()[i].material) {
               BABYLON.Engine.LastCreatedScene.getNodes()[i].material.pointSize = Math.ceil(Math.log2(Math.PI/document.getElementById("zoom").value));
@@ -670,13 +670,7 @@ async(p, d, n)=>{
           } catch(e) {alert(e);}
           BABYLON.Engine.LastCreatedScene.getAnimationRatio();
           BABYLON.Engine.LastCreatedScene.activeCamera.inertia = 0.0;
-          BABYLON.Engine.LastCreatedScene.getMeshByName(\"dome_mesh\").convertToUnIndexedMesh();
-          BABYLON.Engine.LastCreatedScene.getMeshByName(\"dome_mesh\").material.freeze();
-          BABYLON.Engine.LastCreatedScene.getMeshByName(\"dome_mesh\").freezeWorldMatrix();
-          BABYLON.Engine.LastCreatedScene.getMeshByName(\"dome_mesh\").doNotSyncBoundingInfo = true;
-          BABYLON.Engine.LastCreatedScene.getMeshByName(\"dome_mesh\").alwaysSelectAsActiveMesh = true;
-          BABYLON.Engine.LastCreatedScene.freezeActiveMeshes();
-          BABYLON.Engine.LastCreatedScene.skipPointerMovePicking = true;
+          //BABYLON.Engine.LastCreatedScene.getMeshByName(\"dome_mesh\").convertToUnIndexedMesh();
         });
         if (!BABYLON.Engine.LastCreatedScene.activeCamera.metadata) {
           BABYLON.Engine.LastCreatedScene.activeCamera.metadata = {