Stefan Roettger wrote: > Hi Alejandro, > > libmini contains some addons for the display of terrain as stand-alone > (for example the libmini viewer). For an integration into osg most of > that stuff is of course not needed, because osg has its own loader > etc. What needs to be integrated within osg is just the very core of > libMini, which is called the ministub. It encapsulates the main > algorithm that produces a reduced triangle mesh from a height field. > It doesn't even need OpenGL as a dependency, since the generated > geometry is passed to the calling framework via a call-back mechanism. > In the case of osg the call back would append to a osg::vertex_array, > that is a double (front and back) vertex buffer. The rest would be > handled by osg like texturing etc. The draw implementation of > osgTerrain is a particularly nice place to fit that in, because it > already provides the necessary height field and texture. There is an > adaptor missing though that closes the cracks with adjacent tiles. > libMini supports that by just passing pointers to the four adjacent > tiles. I'd be glad to provide the necessary information (and potential > modifications) to make that work with osg. > > Cheers, > Stefan > > > > On Apr 17, 2009, at 5:40 PM, Alejandro Aguilar Sierra wrote: > > > > Hi Stefan, > > > > I played with libmini some time ago. I didn't studied the code deeply, > > but I think some things are already in OSG, like the viewer. I don't > > have too much time right now, but with the proper insight, I may try > > to do it. > > > > Regards, > > > > -- A. > > > > > > On Thu, Apr 16, 2009 at 4:32 AM, Stefan Roettger > > <> wrote: > > > > > On Apr 15, 2009, at 11:44 PM, Tueller, Shayne R Civ USAF AFMC 519 > > > SMXS/MXDEC > > > wrote: > > > > > > > > > > I think it would be good to fold libmini (or something equivalent) > > > > into > > > > OSG. > > > > That way you can use the databases built with VPB. I don't know > > > > much about > > > > VTP but using VPB databases are nice... > > > > > > > > > > Yes. I have been thinking for almost 2 years now about folding > > > libMini into > > > OSG, but so far did not have the necessary time to do it. So it got > > > delayed > > > and delayed... If someone is volunteering though, I'd be happy to > > > give the > > > necessary insight into libMini. > > > > > > Cheers, > > > Stefan > > > > > > _______________________________________________ > > > osg-users mailing list > > > > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > > > > _______________________________________________ > > osg-users mailing list > > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > _______________________________________________ > osg-users mailing list > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > ------------------ > Post generated by Mail2Forum
Hi Stefan, I am also interested in the necessary information (and potential modifications) to make libMini work with osg. Thanks, Tim ------------------ Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=10605#10605 _______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
