You can try OvelayNode::setOverlayTextureSizeHint() to increase the size of the texture to 2048 or 4096 or whatever your gfx card can handle, and see if the results are acceptable. -gw
-- Glenn Waldron : Pelican Mapping : http://pelicanmapping.com : 703-652-4791 On Feb 19, 2008 10:04 AM, Cole, Charles E. (LARC-B702)[GENEX SYSTEMS] < [EMAIL PROTECTED]> wrote: > Hi, > > I'm trying to create a grid overlay on a TerraPage database. I searched > the archives and examples and found the osgsimulation, osgspheresegment, > and osgscribe examples to be very helpful. I've implemented a grid > overlay (and the code is very similar to osgspheresegment). However, > I'm getting some "fuzziness" to the grid lines. > > I've attached two screen captures. The first is the grid that I'd like > to overlay. The second is the grid overlaid on the terrain using the > osgSim::OverlayNode. What's happening is the grid lines are getting > "fuzzy" when applied as a texture. What I'd like is the crispness of > the grid as shown in the first picture to be overlaid on the terrain. > Does anyone know some quick hints or explanation of why this is and what > I can do to get a more crisp line on the terrain? > > I'm a definite newbie when it comes to textures. So, there may be > something very simple here, but I've tried to do some searching on this > behavior and I just can't find anything. > > Any help or guidance with this would be greatly appreciated. > > chuck > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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