On Wed, Jan 23, 2013 at 4:55 PM, Moritz Lennert <[email protected]> wrote: > > In the interest of other users, it might be better to create a generic angle > transformation tool, which just transforms the angle of origin to its > equivalent in the other convention without trying to interpret the meaning > of that angle. However, it could be an option to include a flag that > "reverses" the angles (i.e. transform a North angle into a South angle) in > order to go from (in your wind example) origin to destination. > In terms of implementation, the easiest would probably be to chose one > internal convention for the module and then code transformation from any > other convention to and from that internal convention.
See also Glynn's answer in a previous post [0] Markus M [0] http://lists.osgeo.org/pipermail/grass-user/2009-January/048460.html _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
