Hello Michael,
On 09/15/2010 07:00 AM, Michael Raab wrote:
> I have a problem in our OpenSG1.8 application when trying to pick small
> objects. Attached you can find an object geometry which has a AABB size of
> (0.00002, 0.00002, 0.00001). If I try to pick that geometry nothing happens.
> If I put a transformation node above that geometry that has a scale factor of
> (10000, 10000, 10000), I'm still not able to pick that geometry. If I apply
> that transformation to the vertices of the geometry the
> selection/intersection works fine. Has anyone an idea what the problem is?
yet another idea: if you only need the intersection for picking objects,
you could look at Tutorials/30ID_Buffer.cpp (it renders each object with
a unique color into the back buffer and then reads back the color under
the mouse to determine the object).
Cheers,
Carsten
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