Thanks a lot
I would spend time digesting it

I wonder if I can modify the building models like the appearance or add new building models to the map?

can you give me any key words for searching ?
I did find any related tutorials

I 've just learned to use the map editor recently. I know how to add roads , buildings and bridge but I think the selection of the types of bridge are too limit. so I want to how to use the map editor to load a self-made bridge pmd file I find out the bridge file located in :\ model \bridge but when...