Hi,
> If I have four vertices, is it as easy as pushing back numbers 0, 1, 2, > 1, 2, 3 to the index-array and I get two triangles sharing vertices 1 > and 2? And does the geometry use the index-array automatically if there > is one? Because at the moment I don´t have an index-array and the > geometry just uses all the vertices. > > This worked as I expected, no problem here. > And if so, how can I change the size of the index array? Do I have to > resize the std::vector containing the indices, or is there a way of > telling osg::geometry about how many indices should be used? > > There is still a problem: How do I tell osg::Geometry that one of the arrays size has chaged? It does work, of course, if I do a setVertexArray again, but if I want it to stay the same vertexArray, is there a way to tell the geometry that its size has changed? In other words: I would need a function like "setVertexArraySizeDirty" . Regards, Andreas > Regards, > > Andreas > _______________________________________________ > 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
