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Article #4848

Re: Digitizer to output coordinate pairs

#4848
From: 61_3656
Date: Wed, 20 Sep 1989 01:44
34 lines
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
References: <LEGLER.89Sep14131309@masig2.masig1.ocean.fsu.edu>

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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