RE: [OpenMap Users] Double v.s. Floats in Openmap

From: Chapman, Martin <MChapman@sanz.com>
Date: Wed Mar 10 2004 - 10:43:47 EST

Joel,

I have that problem. I work with satellite imagery. Don explained that
it was a decision made in 1996 or something like that. I would love a
version that uses doubles though if you make the conversion.

Martin

-----Original Message-----
From: Joel Garringer [mailto:Joelg@enduropls.com]
Sent: Wednesday, March 10, 2004 7:46 AM
To: openmap-users@bbn.com
Subject: [OpenMap Users] Double v.s. Floats in Openmap

We use the LatLon and UTM points for some calculations where we project
points that need to have a margin of error of about a foot. We then need
to draw these points on a mercator projection.

Basically, the floats just weren't accurate enough. Has anyone else run
into this problem?

We have modified a few of the OpenMap classes to make it possible to use
doubles rather than floats for these features, but I wanted to make sure
that I wasn't missing something.

Thanks.

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Received on Wed Mar 10 10:44:13 2004

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