Hi Akos, I would suggest to load the inventor files into optimizer and save them as csb. Performer should have a possibility to load csb files.
Good luck. Matthias On Friday 14 July 2006 17:35, Akos Balazs wrote: > Hi guys, > > sorry about the _very_ offtopic post, but since there are some people > here who know Performer a lot better than me, I thought I'd ask > anyway. :-) > > I'd like to test the tessellation performance of Performer (no pun > intended :) vs. OpenInventor and OpenSG. Since we have most of our > models in .iv format I tried to load .iv files containing higher > order geometry (basically NURBS :) into Perfomer using pfconv and > perfly. However, it seemed that the .iv loader built into Performer > (and thus implicitely used by both apps) uses OpenInventor to > tessellate everything down to primitives and only the primitives (in > this case triangles) end up in the Performer scene-graph. A quick > look into the supplied source of > ``/usr/share/Performer/src/lib/libpfdb/libpfiv/pfiv.C'' seems to > confirm this, pfIv uses the OpenInventor-provided callbacks to > extract primitives from the scenegraph and uses these to build the > Performer-graph. > > It seems that the only option to do what I want is to write my own > Inventor-importer which passes the higher order geometries to > Performer's tessellators, which seems a bit like reinventing the > wheel once again. Therefore my question is, does anyone happen to > have such a tool that they could share with me? Or do I really have > to resort to writing such an importer myself... > > Thanks in advance and sorry again for the offtopic post, > > Akos > > > > > --------------------------------------------------------------------- >---- Using Tomcat but need to do more? Need to support web services, > security? Get stuff done quickly with pre-integrated technology to > make your job easier Download IBM WebSphere Application Server > v.1.0.1 based on Apache Geronimo > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121 >642 _______________________________________________ > Opensg-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/opensg-users -- +---------------------+----------------------------+ | VREC GmbH | | | Matthias Stiller | | | Robert-Bosch-Str. 7 | tel: +49 6151 4921034 | | 64293 Darmstadt | web: http://www.vrec.de | | Germany | mail: [EMAIL PROTECTED] | +---------------------+----------------------------+ ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Opensg-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/opensg-users
