[vtkusers] Visible-surface determination

[Charl P. Botha]

On Tue, Jun 18, 2002 at 10:58:37PM +0200, Simon Faust wrote:
> covered by the roof) are displayed. Another aspect might be that the 
> effect does not occur when opacity is set to1 (still testing that).
> ciao Simon

If you're working with translucent geometry (i.e. with opacity non-unity)
you should be very careful always to render in back-to-front order with the
correct blending equations (or front-to-back, with suitable blending
equations; in VTK, stick to back-to-front).

-- 
charl p. botha http://cpbotha.net/ http://visualisation.tudelft.nl/