// Map
mapView = new MapView({
  container: "mapViewDiv",
  map: map,
  center: app.center,
  scale: app.scale,
  padding: app.viewPadding
});

// Scene
sceneView = new SceneView({
  container: "sceneViewDiv",
  map: mapScene,                
  scale: app.scale,
  center: app.center,
  padding: app.viewPadding,
  visible: true
});

activeView = app.sceneView;