Hi folks,

I was thinking if I could improve precision and z-fighting issues for my geocentric database (built with VPB) by placing models differently. Right now I'm using a pickvisitor to get the geocentric position on the terrain and place the model directly by putting it in the root of the scene with absolute coordinates. Is there some clever way to put it relative to the terrain-tile, so the precision is better than using absolute placing?
Bonus would be If the models could stay at their separate group somehow.

I'm having this idea, since the osg::Terrain is doing the high-precision matrix calculation inside the graph, presenting a ModelViewMatrix with relatively low values.

P.S. I cannot use osgEarth here really, as the database is built with VPB, and I need superfast loading times.


cheers
Sebastian


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