[Paraview] Force remote rendering on pvserver

[Utkarsh Ayachit]

Kit,

> Am I correct in thinking that OSMesa is required if there is
> no graphics card on the server?

For the most part, yes.

> What about if there is a graphics card and
> display for the server but no one using the display (i.e. a remote
> workstation I can access through SSH)? This is one situation I have.
> I guess
> a similar situation might occur if the pvserver is in fact a remote HPC
> server with high end GPU's you would like to use for rendering?

In that case you shouldn't use OSMEsa, but then your user will need
access to X. Possibilities are using a Xvfb or VNC or something
similar.

Utkarsh