POV-Ray : Newsgroups : povray.binaries.images : Glas earth on completely white plane : Re: Glas earth on completely white plane Server Time
6 Aug 2024 21:38:14 EDT (-0400)
  Re: Glas earth on completely white plane  
From: Sebastian H 
Date: 26 Sep 2006 14:18:33
Message: <pan.2006.09.26.18.18.32.363691@gmx.de>
> The Big Blue Marble!  Cleverly done, and looks cool.

Thanks. Indeed, it was inspiered by the blue marble image that
has been removed from the NASA-Blue-Marble web-site some time ago.

> The land masses have a thin dark strip around them, probably from the
> selection technique you used in your graphics app to make the land mass
> alpha-channel image.  If you wanted to get rid of them, you could: select
> all the ocean areas, "expand" them all by 1 or 2 pixels, feather them by
> the same amount, then delete all the areas (back to transparent again.)

I tried some similar techniques in the gimp but they all had the 
problem that samaller islands and island groups disappeared so I 
chose this 'bordered' version as a compromise.

Sebastian


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