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On Mon, 23 Apr 2001 16:59:49 -0400, Lothar Esser wrote:
>Hi,
>
> I would like to know if it is possible to render an image on
>transparent background. Initially I thought of
>something like background {color <1,1,1> transmit 1} but it does not
>seem to work ( background is still white )
>I know that I can post-process an image by using say ImageMagick and set
>all white background pixels to fully transparent. However I would like
>to skip this extra step if possible.
You might try rendering to a format that supports an alpha channel, and
turn on the +UA option. Beware, though, that antialiasing will introduce
a "fringe" of your background color.
--
Ron Parker http://www2.fwi.com/~parkerr/traces.html
My opinions. Mine. Not anyone else's.
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