Doh! Thanks, Glenn. Unfortunately I still have some holes in the map but its starting to look considerably better. I will definitely looking to using a TextureBuffer.
On Fri, Apr 15, 2016 at 12:50 PM, Glenn Waldron <[email protected]> wrote: > Sam, > I think you are not calling setNumElements() on your uniform array. You > could also do that in the osg::Uniform constructor. > > Anyway, a uniform array of matrices is going to be limiting in terms of > scale and speed -- I'd recommend a buffer object instead. (osgEarth uses an > osg::TextureBuffer.) > > > Glenn Waldron > > On Fri, Apr 15, 2016 at 2:35 PM, sam <[email protected]> wrote: > >> Hi All, >> >> I'm having some trouble getting my code to use hardware instancing. I've >> referenced OSGEarth, DrawInstanced example, and a few different code >> samples on the web. I've gotten pretty close but I seem to be at a bit of >> an impasse. >> >> This screenshot shows what the map looks like with the default rendering: >> >> http://imgur.com/fKvunfd >> >> This screenshot shows what the map looks like after I apply my instance >> rendering code to it: >> >> http://imgur.com/zZCzurr >> >> The map is composed of a lot of little nodes. I figured instanced >> rendering would be helpful in this case. The map has ~4000 individual >> nodes. Two of the nodes are repeated 465 and 266 times. I have trimmed down >> my code and it is posted here: >> >> http://pastebin.com/ifSVSzD6 >> >> From what it looks like. Its rendering one copy of every nodes but not >> anymore that that. I have commented out lines 215 to 224 as it doesn't work >> at all. Any insight or help would be greatly appreciated. >> >> Thanks, Sam >> >> _______________________________________________ >> osg-users mailing list >> [email protected] >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >> >> > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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