Re: Transparencies w/backgrounds...

by "Collin Lim" <collinlim(at)hotmail.com>

 Date:  Tue, 23 Dec 1997 23:47:06 PST
 To:  hwg-graphics(at)hwg.org
  todo: View Thread, Original
Nathan:

Pick a solid color that is closest to the patterned background.  Fill 
the background of your work with that color.  Make sure anti-alais is 
on.  Make your graphics.  Then create a transparent GIF using the 
background color as the transparent color.

-Collin


----Original Message Follows----
Date: Tue, 23 Dec 1997 22:53:12 -0800
From: Nathan <nathan(at)wcug.wwu.edu>
To: hwg-graphics(at)hwg.org
Subject: Transparencies w/backgrounds...

>         One other note: since gif pictures see that one color and that 
one color
> ONLY as the transparency, I wouldn't recommend using any kind of style 
that
> fades to transparent.  Your fade will come out looking ugly (meaning 
it
> wont fade out right, and will end with a sharp edge), and nothing like 
what
> you were hoping for.  Just try it to see what I'm talking about.  I've
> always gotten around this problem by using a background color in the 
pic
> that is the same color as the background in my page, but if the page 
has a
> background with a pattern into it, it'll be darn near impossible to do 
this
> seamlessly.  *shrug* I'd love to hear any suggestions on getting 
around
> that one.

Anyone have any tricks/suggestions on how to do this fairly easily? I've
seen a good example of blending an image with the background at:
www.wwu.edu, but the background used is quite simple.  I would
appreciate any thoughts on this.  Thank you, and Merry Christmas...

-Nathan



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