[osg-users] osgUtil::IntersectionVisitor slow with huge geometry

Gianni Ambrosio g.ambrosio+osg at gmail.com
Tue Jul 18 06:58:54 PDT 2017

Thanks Jordi for the fast reply.
I will try with Kdtrees. In fact USE_FLOAT_CALCULATIONS does not help much.

I have one more issue.
As you can see in my previously attached example, after mouse picking, I basically set:


Those methods are pretty fast but in fact I have a delay of about one second on my PC (some seconds on other PCs) before seeing the picked triangle with a different color. Is there an obvious reason for that delay?


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