"Warp" <war### [at] tagpovrayorg> wrote in message
news:41230fdb@news.povray.org...
> Oleguer Vilella <ole### [at] infonegociocom> wrote:
> > I have a white background "background { color White }" I want to make it
> > transparent
>
>   Transparent background is not specified in the scene file but in
> the command-line options, using the option +ua (ie. "use alpha").
> This can be written in the command-line text field in the windows
> version or a proper .ini file (or if you are using a command-line
> version of POV-Ray, then of course right in the command line).
>
>   Note that in order for POV-Ray to be able to save the alpha channel
> to the image file, you have to use a format which supports alpha channel,
> such as for example PNG.

wow, i had no idea this was possible in povray. call me a slacker for not
knowing... i deserve it.

as penitence, i'll go render 10 scenes of chrome spheres over checker planes
with +ua.

Post a reply to this message