[mkgmap-dev] [Patch v3] drive-on-left/drive-on-right handling

Tue Dec 2 15:15:08 GMT 2014

On 02/12/14 10:00, Gerd Petermann wrote:
> @Steve, WanMil:
> I've added a ThreadLocal<boolean> to TREHeader similar to that in NODHeader,
> but I think it would be better to store that info only once for each thread,
> I just don't know where, maybe MapMaker?
> Besides that I am not sure how this works when we write two different
> TREHeader files
> in one thread (one for the overview map data ovm_*.img)
> (well, the flag in these files is ignored anyway)
> Please suggest a better solution.

This should be treated in a similar way that copyright message are
handled.

Add a method to LoadableMapDataSource and retrieve that value
somewhere in MapBuilder where it can easily be set into both
NOD and TRE.

..Steve