UDMS 2009 technical speech about 3DGIS cityvu

1. M. Rumor, E. Roccatello Università degli Studi di Padova, Padua, Italy

9. EventManager and EventManagerQueue are both Singleton and Observable . EventManagerQueue also is observing EventManager to catch events.

10. EventManagerQueue EventManager Canvas Implementor Cityvu JFrame Movement Handler EVENT FIRING Event delivery is Multithreaded Event firing is done on the EventManager which calls the EventManagerQueue EventManagerQueue has a synchronized resource which is observed by a waiting thread. Once it gets an event to distribute, the thread starts. This allows non blocking event management , as the calling thread never gets blocked.

12. Project Camera Accessories Layers Models Points Compass FPS Skydome Terrain For implicit modeling and discrete LOD support Automatic path

14. XML object mapping with JAXB KML CityGML Collada Geometric Model loader OBJ, 3DS, ASE, X3D, JBIN, MD2, MD3, ... Model parser with attributes support JMonkey Engine as 3D realtime engine Java SWING Canvas Java Applet for plug-in SWT for Eclipse Platform Attributes window External RDBMS

16. CityGML Schema Schema derived classes and interfaces binding compiler CityGML document Cityvu JAXB API CityGML into object hierarchy unmarshalling