From: broehl@sunee.uwaterloo.ca (Bernie Roehl) Subject: Re: INFO: Sega HMD Date: Tue, 30 Mar 1993 13:26:48 GMT Message-ID: Organization: University of Waterloo In article <1p8daaINNgd6@shelley.u.washington.edu> "DAN TINIANOW @ NEWHOUSE" writes: > >The cheapest way to do 2 D.F. head tracking would be to use tilt sensors, >wouldn't it? This would also not be sensitive to external interference, >and might even be cheaper than an IR system... Perhaps, but tilt sensors alone wouldn't give you the "pan" value. (a tilt sensor would be able to detect when you're looking up and down, or possibly tilting your head left or right, but turning to look left and right would not be detectable). -- Bernie Roehl University of Waterloo Dept of Electrical and Computer Engineering Mail: broehl@sunee.UWaterloo.ca Voice: (519) 885-1211 x 2607 [work]