[vtkusers] urgent

Jeremy Winston winston at cat.rpi.edu
Mon Oct 7 09:19:28 EDT 2002

Dharmendra wrote:
> Hi All,
>      I have to render a molecule which has many atoms.Basically this boils
> down to drawing spheres.  I have to draw some 5000 spheres.
> My problem is when i render so many spheres rendering is very slow and
> interaction even slower.
> Is there a better way of rendering  so many spheres and still maintaining
> the speed and interaction.

    Take a look at the vtkLODActor class:


It allows different levels of detail for interactive updates versus
static display.  The lower the level of detail, the faster the rendering.


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