Hi,

I'm trying to render Lucy (form the Stanford repository) stable. This model has 
about 28-million tris. I wrote an offline spatializer to improve culling. Every 
geode has after the spatializer process about 1-million tris. The size of the 
model is 2.4 GB - Memory on my NV Quadro 5000 is about 2.5 GB.

Sync to VBlank is on. Here my problem:

When I'm start the osgviewer it took about 30-40 seconds - that's okay. The 
viewer also ran with an acceptable frame rate. Everything fine. (Stats: Draw 
2.3 GPU: 27.2). If I move Lucy so that only a half or a fourth of the model is 
displayed the frame rate increased (culling active). BUT if I move the model 
back - that everything is visible again the frame rate is not that I was 
expected. (Stats: Draw: 2.68 GPU: 1000.0). Any suggestions?

I thought - through the culling process the culled geodes could be deleted on 
the GPUs memory and they have to reload - but after waiting 120-500 seconds the 
frame rate doesn't get better.
Again any suggestions?

... 

Thank you!

Cheers,
Mo

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