[Proj] MGRS/USNG support?
Oscar van Vlijmen
ovv at hetnet.nl
Fri May 5 09:09:00 EDT 2006
>From Eric G. Miller:
> I guess, for this to work the UTM handling would have to change. Currently,
> you have to specify +zone= and +south (as appropriate), but the library should
> be able to figure that out and report it back in the output. The user should
> have the option of forcing a zone or allowing the library to determine it.
> Perhaps this is too deep a change?
>From my remarks, April 26:
> Let the projection code calculate what the nearest central meridian is,
> merely based on the input of the longitude of each point.
> But: can (lib)proj do that?
Is it really that obtrusive to change tmerc/utm so, that it calculates the
nearest central meridian itself, if no zone or CM is supplied?
Indeed, processing MGRS strings should be a pre/postprocessor task.
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