Date: Wed, 20 Feb 2002 23:44:00 -0500
From: "Ivan Poupyrev" <poup@csl.sony.co.jp>
Subject: Fwd: Re: immersive modeling systems
Sender: <owner-3dui@hitl.washington.edu>
To: "3D UI list" <3d-ui@hitl.washington.edu>
Reply-to: <poup@csl.sony.co.jp>
Message-id: <004f01c1ba92$61492660$cf651b2b@ivaniii>
Organization: Sony CSL
MIME-version: 1.0
X-Mailer: Microsoft Outlook, Build 10.0.3416
Content-type: text/plain; charset=iso-8859-1
Content-transfer-encoding: 7BIT
Importance: Normal
X-MSMail-Priority: Normal
X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3110.3
X-Authentication-warning: torch.hitl.washington.edu: majordom set sender
 toowner-3dui@hitl.washington.edu using -f
X-Priority: 3 (Normal)

Forwarded from Chris Show (bounced of the majordomo for some obscure
reason).

ivan

From: Chris Shaw <cdshaw@grenfell.cc.gt.atl.ga.us>
To: joachim deisinger <joachim.deisinger@iao.fhg.de>
Cc: 3d-ui@hitl.washington.edu
Subject: Re: immersive modeling systems
Message-ID: <20020220182015.S29511@grenfell.cc.gt.atl.ga.us>
Reply-To: cdshaw@cc.gatech.edu
References: <3C73BB9B.9080105@iao.fhg.de>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
X-Mailer: Mutt 0.95.6i
In-Reply-To: <3C73BB9B.9080105@iao.fhg.de>

Joachim,

THRED, the system I built a number of years ago, used two 3D trackers in
front of a CRT display. 

It has a menu in it -- the sundial menu. The surface was a rectangular
grid with the possibility of subdividing each quadrilateral into 4
sub-quads. This hierarchi