1997Q2/
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<H1>Re: [MUD-Dev]  Population container</H1>
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<LI><em>To</em>: <A HREF="mailto:mud-dev#null,net">mud-dev#null,net</A></LI>
<LI><em>Subject</em>: Re: [MUD-Dev]  Population container</LI>
<LI><em>From</em>: Nathan Yospe &lt;<A HREF="mailto:yospe#hawaii,edu">yospe#hawaii,edu</A>&gt;</LI>
<LI><em>Date</em>: Fri, 20 Jun 1997 12:16:37 -1000</LI>
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<PRE>
On Thu, 19 Jun 1997, Wout Mertens wrote:

:hey all!

:Here's an idea I had:

:Instead of having all that trouble of having to constantly update your
:objects, even when noone is around, I present:

:The Population Container

:What is it? Well, you take a kind of monster that you want to populate a
:zone with. Now make a population model, something like Fibonacci's row or
:so (rabbits!), and update the model every once in a while.
:Now, if a player is about, and he 'spots' one (or more) of the population,
:decrease you population by one (or more) and make the appropriate monster
:appear.

Even more, you can hold off on generating the actual instance until a
closer examination is performed. This is the biggest use I make of my
massing containers. While it is not exactly the same concept - my massed
containers don't model population growth and such, and are viable only
within a single locality - it does bear certain similarities.

:This way, you can have zillions of flies, musquito's, dwarfs, etc etc, you
:could even describe the critters from the container (some dwarfs are
:lurking about) (tho I think that's a bit farfetched), and all with
:virtually no memory or cpu overhead.

It is hardly farfetched at all. Observe:

The crowd class is derived from the containment class, and from the
physical class. Thus, it is an example of a "massing container", similar
to the body class, and others. Like all containers, it defaults to
carrying uninstantiated members first. Because of this, any glance at a
crowd will be described by the crowd, and not by an assemblage of members.
All containers are equipped to handle cases where some members are
instantiated, so if a known associate of a character was hiding in the
crowd, the character could pick that individual out. Examples:

There is a large crowd of peasants milling around the field.

There is a large crowd of peasants milling around the field, and an
armored knight standing among them.

(To a dragon)
There is a large crowd of filthy humans milling around your sleeping
grounds.

There is a large crowd of peasants milling around the field. Matilda
is among them, chatting with a tall, skinny man.

:That's it.

:Thoughts? Questions? Ideas? Stuff?

Just an additional comment: these things can get really fun.

   __    _   __  _   _   ,  ,  , ,  
  /_  / / ) /_  /_) / ) /| /| / /\            First Light of a Nova Dawn
 /   / / \ /_  /_) / \ /-|/ |/ /_/            Final Night of a World Gone
Nathan F. Yospe - University of Hawaii Dept of Physics - yospe#hawaii,edu


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<UL><LI><STRONG>References</STRONG>:
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<LI><STRONG><A NAME="01362" HREF="msg01362.html">Population container</A></STRONG>
<UL><LI><EM>From:</EM> Wout Mertens &lt;Wout.Mertens#rug,ac.be&gt;</LI></UL></LI>
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<ul><li>Thread context:
<BLOCKQUOTE><UL>
<LI><STRONG>Re: [MUD-Dev]  Git out the boar spear, Martha!</STRONG>, <EM>(continued)</EM>
<ul compact>
<ul compact>
<LI><strong><A NAME="01507" HREF="msg01507.html">Re: [MUD-Dev]  Git out the boar spear, Martha!</A></strong>, 
clawrenc <a href="mailto:clawrenc#cup,hp.com">clawrenc#cup,hp.com</a>, Thu 26 Jun 1997, 08:08 GMT
</LI>
</ul>
<LI><strong><A NAME="01404" HREF="msg01404.html">Re: [MUD-Dev]  Git out the boar spear, Martha!</A></strong>, 
Matt Chatterley <a href="mailto:root#mpc,dyn.ml.org">root#mpc,dyn.ml.org</a>, Sat 21 Jun 1997, 16:57 GMT
</LI>
</ul>
</LI>
<LI><strong><A NAME="01362" HREF="msg01362.html">Population container</A></strong>, 
Wout Mertens <a href="mailto:Wout.Mertens#rug,ac.be">Wout.Mertens#rug,ac.be</a>, Fri 20 Jun 1997, 01:51 GMT
<UL>
<LI><strong><A NAME="01383" HREF="msg01383.html">[MUD-Dev]  Population container</A></strong>, 
Brandon Cline <a href="mailto:brandon#sedona,net">brandon#sedona,net</a>, Fri 20 Jun 1997, 16:08 GMT
</LI>
<LI><strong><A NAME="01391" HREF="msg01391.html">Re: [MUD-Dev]  Population container</A></strong>, 
Nathan Yospe <a href="mailto:yospe#hawaii,edu">yospe#hawaii,edu</a>, Sat 21 Jun 1997, 05:16 GMT
</LI>
<LI><strong><A NAME="01483" HREF="msg01483.html">Re: [MUD-Dev]  Population container</A></strong>, 
clawrenc <a href="mailto:clawrenc#cup,hp.com">clawrenc#cup,hp.com</a>, Wed 25 Jun 1997, 06:44 GMT
<UL>
<LI><strong><A NAME="01558" HREF="msg01558.html">Re: [MUD-Dev]  Population container</A></strong>, 
Wout Mertens <a href="mailto:Wout.Mertens#rug,ac.be">Wout.Mertens#rug,ac.be</a>, Fri 27 Jun 1997, 22:37 GMT
</LI>
</UL>
</LI>
</UL>
<UL>
<li>&lt;Possible follow-up(s)&gt;<br>
<LI><strong><A NAME="01555" HREF="msg01555.html">Population container</A></strong>, 
Wout Mertens <a href="mailto:Wout.Mertens#rug,ac.be">Wout.Mertens#rug,ac.be</a>, Fri 27 Jun 1997, 21:22 GMT
</LI>
</UL>
</LI>
<LI><strong><A NAME="01358" HREF="msg01358.html">Re: [MUD-Dev]	Name/language generation</A></strong>, 
Chris Gray <a href="mailto:cg#ami-cg,GraySage.Edmonton.AB.CA">cg#ami-cg,GraySage.Edmonton.AB.CA</a>, Thu 19 Jun 1997, 21:48 GMT
</UL></BLOCKQUOTE>

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