Hello, that's strange. I used 6.3.0 (Gentoo portage) and I got different results with spearfish60 dataset: azimuth=90 - dips to east; azimuth=180 - dips to south. It's not counter-clockwise as help page suggests and not same results You got.
Can You make same checks with spearfish dataset? Maris. 2008/7/14, Roger Mason <[EMAIL PROTECTED]>: > Hello, > > I'm using r.plane to specifiy the orientation of geological boundaries > as part of a method of producing fake geological maps. > > According to the documentation for r.plane the azimuth is taken > counter clockwise from north. If I specify azimuth=90 and, say, > dip=40 then I expect to produce a plane dipping west. If the top of > the produced map is north that means the dip is towards the left of a > printed page. This is indeed what I get. > > When I specify azimuth=180 and dip=40 I expect to get a plane dipping > due south, which would be towards the bottom of the page if the top of > the page is north. However, in this case the plane dips towards the > top of the page. This seems inconsistent with the first example. > > Am i misunderstanding something or is there an inconsistency? > > Thanks, > > Roger > > Grass 6.3.0 > Gentoo linux > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user > _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
