POV-Ray : Newsgroups : moray.win : Glowing : Re: Glowing Server Time
28 Jul 2024 20:24:40 EDT (-0400)
  Re: Glowing  
From: Zeger Knaepen
Date: 18 Jan 2000 10:05:55
Message: <38848152.8C28C35E@student.kuleuven.ac.be>
Sorry, I forgot 3 steps:
-before you use the mask, you should first make a selection based on
the alpha channel (which is the same as the mask).  Then you should
feather it, save it to the alpha channel and reload it as a mask on
the glowing-layer.

ZK

Zeger Knaepen wrote:
> 
> In plain Moray/POV-Ray it's not very easy (but possible, using
> media).  But if you use a paint-program, like Paint Shop Pro, you can
> add glows like this:
> 
> Render your image twice: once just the image, once with everything
> black except the object that needs to glow (make it rgb 1 ambient 1
> and remove the light_sources).
> (I assume you use PSP5) Open both images.
> Make a mask of the b/w-picture and save it to alpha-channel.
> In the other image: make a new lighten-layer (or how is it called, a
> layer that never removes a color, only adds color?) and paint it with
> the color you want the object to glow.
> Load the mask from the b/w-image-alpha-channel you just created (into
> the new layer, of course).
> You should have a glow around the object now.
> 
> It's not a very fast technique, but I'm sure it can be automized.
> After all, you only push some buttons.
> 
> ZK
> 
> Jens Kleen wrote:
> >
> > Hi there
> >
> > Is there any possibilitie to create a great looking glowing effect?
> >
> > Thanx


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