POV-Ray : Newsgroups : povray.newusers : Background is not rendered Server Time
4 Nov 2024 21:22:42 EST (-0500)
  Background is not rendered (Message 1 to 4 of 4)  
From: Rage30
Subject: Background is not rendered
Date: 19 Oct 2004 11:35:00
Message: <web.417533573836a2c2ea905ff0@news.povray.org>
Hi,
I've made many many drawing with Moray & Povray on my own computer.  Now i'm
working on my friend computer and i've got a problem: My background is not
rendered.  It's a simple gray color.  When i render it, in Moray my
background is black, and in Povray my background is full of little square
.... like if no background was drawn.

Any idea of what's wrong?

Thanks for your help
Christian


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From: Stefan Viljoen
Subject: Re: Background is not rendered
Date: 19 Oct 2004 13:35:19
Message: <41755057@news.povray.org>
Rage30 wrote:
> Hi,
> I've made many many drawing with Moray & Povray on my own computer.  Now i'm
> working on my friend computer and i've got a problem: My background is not
> rendered.  It's a simple gray color.  When i render it, in Moray my
> background is black, and in Povray my background is full of little square
> .... like if no background was drawn.
> 
> Any idea of what's wrong?
> 
> Thanks for your help
> Christian

I wonder if you have the output_alpha setting on or off?

I seem to remember having this problem that instead of a 
black/grey/white background to my images, produced .TGA files had the 
squares you refer to as background. I think this has to do with the 
output_alpha ini settting.

You will most likely find that your output_alpha ini setting is "on" - 
change it to "off" and see if it will work. Here is an .ini file snippet 
   where I have turned mine off:

Output_Alpha=Off
Output_File_Name="0017"
Output_File_Type=t
Output_To_File=On
Palette=9

Regards,
-- 
Stefan Viljoen
Software Support Technician
Polar Design Solutions


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From: Alain
Subject: Re: Background is not rendered
Date: 19 Oct 2004 23:24:05
Message: <4175da55$1@news.povray.org>
Rage30 nous apporta ses lumieres ainsi en ce 2004-10-19 11:31... :

>Hi,
>I've made many many drawing with Moray & Povray on my own computer.  Now i'm
>working on my friend computer and i've got a problem: My background is not
>rendered.  It's a simple gray color.  When i render it, in Moray my
>background is black, and in Povray my background is full of little square
>.... like if no background was drawn.
>
>Any idea of what's wrong?
>
>Thanks for your help
>Christian
>
>
>  
>
There is nothing wrong! That's what I get when I render something using 
the alpha chanel. The background colour is effectively transparent 
leting you see the filler.

Alain


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From: Rage30
Subject: Re: Background is not rendered
Date: 25 Oct 2004 10:05:00
Message: <web.417d075c8cc7817fea905ff0@news.povray.org>
Thanks a lot Stefan,
it was my problem.

i've changed that parameter in the ini file and now it's rendering
perfectly.

Christian

Stefan Viljoen <ryl### [at] intekomcoza> wrote:
> Rage30 wrote:
> > Hi,
> > I've made many many drawing with Moray & Povray on my own computer.  Now i'm
> > working on my friend computer and i've got a problem: My background is not
> > rendered.  It's a simple gray color.  When i render it, in Moray my
> > background is black, and in Povray my background is full of little square
> > .... like if no background was drawn.
> >
> > Any idea of what's wrong?
> >
> > Thanks for your help
> > Christian
>
> I wonder if you have the output_alpha setting on or off?
>
> I seem to remember having this problem that instead of a
> black/grey/white background to my images, produced .TGA files had the
> squares you refer to as background. I think this has to do with the
> output_alpha ini settting.
>
> You will most likely find that your output_alpha ini setting is "on" -
> change it to "off" and see if it will work. Here is an .ini file snippet
>    where I have turned mine off:
>
> Output_Alpha=Off
> Output_File_Name="0017"
> Output_File_Type=t
> Output_To_File=On
> Palette=9
>
> Regards,
> --
> Stefan Viljoen
> Software Support Technician
> Polar Design Solutions


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