[GRASS-user] How to find out an angle between to points on the map (for r.plane, r.lake)

[Martin Landa]

Micheal,

2008/3/1, Michael Barton <michael.barton at asu.edu>:
>  > 2008/2/29, Dylan Beaudette <dylan.beaudette at gmail.com>:
>  > [snip]
>  >> Thanks for the update. I don't regularly use either of the GUI and
>  >> did
>  >>  not know about this feature. Does the patch that I submitted
>  >> interfere
>  >>  with this functionality? I think that it would be useful to have
>  >> this
>  >>  functionality in the old style monitors as well.
>  >
>  > d.measure is not used in wxGUI. Display windows are not registered as
>  > GRASS displays (d.mon -L) [TODO, not sure how to implemented], I think
>  > it would be good to use d.measure or something like g.measure in wxGUI
>  > too instead of using Python-based function for distance calculation
>  > (at least it would make sense for LL projections)? Please correct me
>  > if I am wrong.
>
Michael,
> What's wrong with the Python one?

duplication of the code, and in this particular case ignoring geodetic
distance for LL projections.

Martin

-- 
Martin Landa <landa.martin gmail.com> * http://gama.fsv.cvut.cz/~landa *