[osg-users] Approaching regions with many nodes

Sebastian Messerschmidt sebastian.messerschmidt at gmx.de
Mon Jul 6 08:14:11 PDT 2015


Hi Sam,
> Hi All,
>
> I'm attempting to formulate the best way to stream in nodes that make 
> up regions. These regions normally consist of anywhere between 4,000 
> to 6,000 nodes and end getting stitched together. My question is: Is 
> the PagedLOD node what I want to use? I'm a little confused as to how 
> the paging stuff works in OSG. Do I need to generate a tree (KD? 
> Quad?). Do I then need to populate the tree and allow OSG to do its 
> thing? Any guidance would be much appreciated.
The paging is done via DataBase pager. You can leverage its power by 
using osg::PagedLOD. Try to organize your nodes in a quadtree and 
reference the contained regions with an pagedLOD.
The pager will load them in the background.

Cheers
Sebastian
>
> Thanks.
>
>
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