Hello Carsten, your idea is not completely clear to me. What exactly are do you propose to write? An empty node with a MeshCollection attachment? Could you provide a fcd for MeshCollection as attachment?
Thanks, Michael Am 11.05.2011 17:30, schrieb Carsten Neumann: > Hello Michael, > > On 05/11/2011 10:10 AM, Michael Raab wrote: >> I'm trying to write several smaller parts of my scene graph in one OSB file. >> Therefore I created to dummy OpenSG classes named MeshCollection and >> MeshDesc. The Meshcollection inherits Node to form to root of my OSB file >> pointing to several MeshDesc instances. MeshDesc simply holds an mesh >> identifier (std::string) and a pointer to the node of one single (sub >> graph). When reading a so written OSB file, the loader crashes with bad >> alloc exception, but we are far away from any memory limitations. >> I'm attaching the two fcd files I have used. Is there anything I need to >> consider. Any ideas? > hmm, the fcd files look ok to me. Deriving from Node may be a bit > problematic (it's not normally done and code may not be prepared to deal > with this possibility), but I don't have a concrete idea where the bad > alloc would come into play. > > You could make MeshCollection an attachment with a MFString and > MFNodePtr and just attach that to a Node (so you can write it to OSB). > That would be a more usual use case for the OSB IO and may avoid > problems with deriving from Node - assuming that is the problem. > > Sorry, I'd need something I can debug to get a better idea where the > problem is. > > Cheers, > Carsten > > ------------------------------------------------------------------------------ > Achieve unprecedented app performance and reliability > What every C/C++ and Fortran developer should know. > Learn how Intel has extended the reach of its next-generation tools > to help boost performance applications - inlcuding clusters. > http://p.sf.net/sfu/intel-dev2devmay > _______________________________________________ > Opensg-users mailing list > Opensg-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/opensg-users > ------------------------------------------------------------------------------ Achieve unprecedented app performance and reliability What every C/C++ and Fortran developer should know. Learn how Intel has extended the reach of its next-generation tools to help boost performance applications - inlcuding clusters. http://p.sf.net/sfu/intel-dev2devmay _______________________________________________ Opensg-users mailing list Opensg-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/opensg-users
