From:	Endlisnis <s257m AT unb DOT ca>
Newsgroups:	comp.os.msdos.djgpp,rec.games.programmer
Subject:	Re: HELP: pixel finder algorithm ??
Date:	Sun, 09 Aug 1998 20:47:19 -0300
Organization:	NBTel Internet
Lines:	21
Message-ID:	<35CE3506.5F2F66DD@unb.ca>
References:	<35CE0D3C DOT 63BA AT cam DOT org>
NNTP-Posting-Host:	fctnts10c73.nbnet.nb.ca
Mime-Version:	1.0
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Vic wrote:

> I thought of using sor of a height map for the bitmap, since all zeroes
> in the bitmap mean there's nothing there, I could find out the height of
> the next pixel, closest to the worm and decide from that wether the worm
> can climb it or not, but the landscape can have "holes" in it.
> this is a similar thing to scorched earth and all games like that, but
> where you can move on the land.

     Using the height map would very likely be a good idea.  If there are
holes, then just make the height -1 or something.  And if the character
wants to move 1 pixel, check to see if the difference in height is <=1, if
so, let it move and adjust it's 'y' position.

--
     (\/) Endlisnis (\/)
          s257m AT unb DOT ca
          Endlisnis AT GeoCities DOT com
          Endlis AT nbnet DOT nb DOT ca

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