OK, I am a little further along. I believe this logic is set up in
vtkOpenGLRenderWindow.cxx, possibly in CreateHardwareOffScreenWindow().
Assuming I am hardware rendered on the client side (not Mesa3d), am I correct
that I need GL_ARB_texture_non_power_of_two or GL_ARB_texture_rectangle, an
>From Utkarsh (in case anyone else wonders):
Yup, that'd be the place. Also
vtkSMRenderViewProxy::CaptureWindowInternal(). There it determines if offscreen
rendering should be used too.
Alan
From: Scott, W Alan
Sent: Tuesday, May 13, 2014 8:12 PM
To: Scott, W Alan; paraview@paraview.org
Sub