* EventListener for ending touch events * @param event touch event

* EventListener for moving touch events * @param event touch event

* EventListener for starting touch events * @param event touch event

* EventListener if & which key is down => for Key Navigation * @param event key event

* Eventlistener if key is up => no navigation via keys. * @param event key event

* EvenListener if mouse is pressed, calls downEventHandler. * @param event mouse event

* EventListener if mouse is moving, calls moveEventHandler. * @param event mouse event

* EventListener if mouse is up, calls upEventHandler. * @param event mouse event

* EventListener if mouse wheel is used * @param event mouse event

* Updates camera and renderer if window gets resized. * @param event not used.

* Resets Panorama to start location.

* Shows about box. * @param event mouse/touch event, not used

* Callback when Loading of scene is complete, initializes event listeners and shader. * @param location that will be rendered

* Starts panorama, creates a loading scene and triggers the loading of the start location. Starts animating. * @param dataURL URL to the config JSON

* Switch scene between start location for map 1 and map 2 * @param event not used

* Updates mouse cursor depending of function arguments * @param elem element mouse hovers * @param cursorStyle style of cursor

* Helper for pretty print vectors * @param v 3d vector to print * @returns {string} vector as string in form [x, y, z]