On Sun, May 26, 2013 at 3:47 PM, Helena Mitasova <hmit...@ncsu.edu> wrote:
> I have updated the videos for wxnviz including working with multiple > surfaces, color draping and adding a constant surface > and cutting planes here: > http://courses.ncsu.edu/mea582/common/GIS_anal_grass/GIS_Anal_grvisual.html > you can see there wxnviz and old nviz side-by-side. > > I will re-do the videos once we have a final release of 6.4.3 > > The only thing that you need to be aware of is that in GRASS6 change in > region is ignored by wxnviz - it always > uses the region which was set when you first switched to it. You need to > quit wxgui, change region and restart wxgui. > In GRASS7 region can be changed - one more reason to have GRASS7 > pre-release. > > Anna please correct me if I am wrong in anything above. > Agreed. As far as I remember it was not easy to backport the relevant part of code in core library, at least for me. Anna > > I hope this helps, Helena > > > Helena Mitasova > Associate Professor > Department of Marine, Earth, and Atmospheric Sciences > 2800 Faucette Drive, Rm. 1125 Jordan Hall > North Carolina State University > Raleigh, NC 27695-8208 > hmit...@ncsu.edu > > "All electronic mail messages in connection with State business which are > sent to or received by this account are subject to the NC Public Records > Law and may be disclosed to third parties.” > > On May 26, 2013, at 7:16 AM, Markus Metz wrote: > > > On Sun, May 26, 2013 at 11:21 AM, Anna Petrášová <kratocha...@gmail.com> > wrote: > >> > >> > >> > >> On Sun, May 26, 2013 at 11:08 AM, Markus Metz > >> <markus.metz.gisw...@gmail.com> wrote: > >>> > >>> On Sun, May 26, 2013 at 10:32 AM, Anna Petrášová < > kratocha...@gmail.com> > >>> wrote: > >>>> > >>>> The problem why you don't see anything when you load both maps is that > >>>> flowacc has large extreme values, so the initial view is confused. > >>>> Anyway > >>>> you should be able see something when you adjust the view to some > normal > >>>> height. > >>> > >>> That means I can not change the raster map to be used as surface? > >>> Because I see that two different surfaces are used after updating, > >>> resetting, and changing height to a reasonable value, even though only > >>> one surface map is given. BTW, nviz in 6.x accepts multiple raster > >>> maps as surfaces. > >>> > >> Sorry, I don't really understand what you mean. You can display more > >> surfaces, you can unload (uncheck or remove) surface and add new. > > > > OK, got it. All active raster maps in the layer manager are loaded as > surfaces. > > > > Markus M > > _______________________________________________ > > grass-dev mailing list > > grass-dev@lists.osgeo.org > > http://lists.osgeo.org/mailman/listinfo/grass-dev > >
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