POV-Ray : Newsgroups : povray.newusers : filtering of tga image map : Re: filtering of tga image map Server Time
5 Nov 2024 07:18:09 EST (-0500)
  Re: filtering of tga image map  
From: Bob Hughes
Date: 12 Jun 2000 17:10:34
Message: <394551ca@news.povray.org>
A non-256 color (8bit to be more precise) image can't use the index since
there isn't any.
filter all can filter the entire thing but then it's only being "filtered" so
any non white parts will still be visible.
You could use transmit all,1 instead but of course it's going to be completely
gone then too.  So partial amounts of transmit would be needed to still see
the image.

Bob

"Remco Poelstra" <rjp### [at] homenl> wrote in message
news:3945A375.8A85C7D3@home.nl...
|
| I've an image map like:
|
| image_map { tga "foto.tga" filter all 1 }
|
| But the photo is still there. When I specify filter 1, 1, I get the
| error: Keyword 'filter' cannot be used non color-mapped image.
|
| What's the problem?


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