Article View: comp.sys.mac
Article #4848Re: Digitizer to output coordinate pairs
From: 61_3656
Date: Wed, 20 Sep 1989 01:44
Date: Wed, 20 Sep 1989 01:44
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2052 bytes
In article <LEGLER.89Sep14131309@masig2.masig1.ocean.fsu.edu>, legler@masig2.masig1.ocean.fsu.edu (David M. Legler) writes: > I have a particular application whereby I need to trace over a picture > (actually a series of contour lines) using a digitizer and save the > location data of the digitizer crosshair into a file. We currently > have an ancient ( ie greater than 9 years old) digitizer which outputs > coordinate pairs ( x,y locations) to a file via a serial connection. > This digitizer is on its last legs. > > I would like to get a digitizer 'system' for the Mac which will do > this for me. However, I have talked to CalComp and Kurta and they do > not know of any way to have the digitizer location data come across > into the Mac and become x,y pairs which can be dumped into a file. As > with Mac ADB mice, etc the locations are interpreted as motions on > the screen. So how could I get the location data and have it dumped > into a file ?? > > One scenario is to startup a word processor program or communication > program whereby input can be saved. Then invoke a DA, or 'something' > which will translate the digitizer signals to x,y location pairs and > write them to the screen. > > Can anyone help me out here please ?? > > Thanks, > > > > David M. Legler ||(904)644-3798 or 644-4581 > Mesoscale Air-Sea Interaction ||Bitnet legler%masig1.ocean.fsu.edu@cunyvm > Group ||SPAN 7480::"legler@masig1.ocean.fsu.edu" > Meteorology Annex 435 OSB ||Arpa legler@masig1.ocean.fsu.edu(128.186.3.1) > Florida State University || > Tallahassee, FL 32306-3041 || "An Apple a day, keeps the PC blues away" >
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watmath!julian!uwovax!61_3656 From: 61_3656@uwovax.uwo.ca Newsgroups: comp.sys.mac Subject: Re: Digitizer to output coordinate pairs Message-ID: <3819.2516b353@uwovax.uwo.ca> Date: 20 Sep 89 01:44:51 GMT References: <LEGLER.89Sep14131309@masig2.masig1.ocean.fsu.edu> Distribution: comp Lines: 34