In article <3aadcd2c$1@news.povray.org> , "Mael" <Mae### [at] hotmailcom> 
wrote:

> the problem with background{ } is that i don t have screen coordinates
> information for non primary rays, so i don t know where to compute the
> pigment ..

???  This information is not available to you if you use post-processing
either.  I don't understand your point, trace_pixel (in render.c) has
the screen coordinates you need, so there is absolutely no problem.


     Thorsten

Post a reply to this message