[vtkusers] small objects are not rendered

Koning, P.J.H. de (LKEB) P.J.H.de_Koning at lumc.nl
Fri Oct 11 02:49:21 EDT 2002

10-10-02 16:52:27, Eric Pichon <eric at ece.gatech.edu> wrote:

Try removing the default culler from the renderer. It worked for me. See also mails from aug. 2002 regarding this subject

>Hi All,
>When trying to render many objects, VTK will discard those that are too
>small and too far (even though they are still much bigger than one pixel).
>I understand that this makes sense in many cases but it is a problem for
>what I want to do (basically rendering hundreds of small spheres) and I
>did not manage to get VTK to render all the actors regardless of any
>optimization consideration.
>I set manually the clipping planes of the camera and I am not using
>vtkLODactors but regular vtkActors.
>Your help would be greatly appreciated !
>Eric Pichon
>I am using VTK 4.0 on a Sun Ultra 80 (SunOS 5.7 sun4u sparc SUNW)
>It was compiled using gcc version 2.95.2.
>At startup VTK says :
>Using: /usr/openwin/platform/SUNW,Ultra-80/lib/GL/oglSUNWcore.so.4
>Using: /usr/openwin/platform/SUNW,Ultra-80/lib/GL/libvis.so.1
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