CreeD <mes### [at] nqinet> wrote:
> I tried mapping an image to a sphere and then using
> filter all .9 to make it transparent.  It didn't make it transparent.
> If I go highter than .9, it crashes POV consistently.
> How can I get the effect I want?
> (this ties into my other question about projecting light through layered
> textures onto a screen)

If your image file is in a format that supports an alpha channel (TGA or
PNG), you cannot use filter and transmit.  Instead, you either need to edit
the file to add a suitable alpha channel, or average the image map with a
transparent pigment.

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