Hi All

Just wantet to add that we are also using Delta3d and as a consequence we
are using the composite viewer.

Brgs.

Ralf Stokholm

2009/10/8 Michael Bach Jensen <mich...@ifad.dk>

> Hello everyone,
>
> We are having the exact same problem at our company for quite some time
> (currently on osg 2.8.0 via Delta3D and using TerraPage terrains). I have
> verified that viewing the terrain in the osgViewer works fine, but in our
> app, which also uses multiple cameras, the memory-keeps-growing-until-crash
> issue occurs when the cameras are not looking at the exact same thing (have
> the same projection and view matrices with the same LOD scale). The more
> different they are, the easier it is to trigger the issue, it seems.
>
> What we did to work around the issue, is to make sure that no two cameras
> in the graph render the same PagedLOD node. That is, we load the terrain
> multiple times using osgDB::readNodeFile and point each camera to each
> instance.
>
> I hope this helps on shedding some light on what is going on.
>
> Additional info:
> Delta3D design currently limits OSG to single-threaded mode. I am on
> WindowsXP, using an NVidia card, not that I think that makes a difference.
>
> I also seem to recall, that the active lod node list in the pager starts to
> grow rapidly when I put the second camera into the scene graph at runtime.
>
> Cheers,
> Michael
>
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=18075#18075
>
>
>
>
>
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