Hello Carsten, "Carsten Neumann" <carsten_neum...@gmx.net> schrieb im Newsbeitrag news:4bdf4e76.9030...@gmx.net... > > hm, how large (i.e. number of nodes) is this model? > I have counted 587 Geometry nodes in the flatten model2.osb. In model1.osb should be even more nodes.
> > What do you need to be able to do with the individual instances of the > model? > Actually, I have to do the following: 1. render the instances 2. pick the instances 3. load and save the instances individually as well as the whole scene. 4. highlight the instances individually > > If you only need to render them, one alternative could be to > share the actual tree of your "master instance" with VisitSubTree cores. > > i.e. you build something like this: > > model_root // this is the root of your model > | > +- .. > > root > | > +-- Transform -- VisitSubTree (model_root) > | > +-- Transform -- VisitSubTree (model_root) > | > +-- Transform -- VisitSubTree (model_root) > | > ... > > It runs a bit against the philosophy of a single parent scene graph, > because model_root essentially gets multiple parents, but this may be a > situation where the gains justify it. > Please be aware that some things may not work when using VisitSubTree, > i.e. anything that tries to follow the chain of parents to the root of > the scenegraph will not be able to go higher than model_root and miss > anything between root and VisitSubtree - bounding volume calculation and > world matrix accumulate should work though. > I will seriously consider this one. I didn't know about the VisitSubTree class. Regards, Johannes ------------------------------------------------------------------------------ _______________________________________________ Opensg-users mailing list Opensg-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/opensg-users
