[OSM-dev] Code for OSTN02?

[Thomas Wood]

Good luck, this is the one projection that the OS actually sell for
professional uses.

I thought that OSTN02 wouldn't actually be needed unless for the very
high precision stuff. The standard OSGB36 transform should be good
enough otherwise?

On Mon, 2009-10-19 at 20:33 +0100, TimSC wrote:
> Hi all,
> 
> Does anyone know a linux compatible C or C++ implementation of OSTN02? 
> (that is the fancy OS grid to ETRS89 which is a local version of WGS84).
> 
> I need it to run under linux which rules out the OS implementation. I am 
> currently using Geo-Coordinates-OSGB-2.04 in perl and although it works 
> fine, it would be a nightmare to deploy to other machines. Open source 
> solutions are strongly preferred. Zero monetary cost is a must! Also, 
> the Helmert approximation seems to be not accurate enough.
> 
> Ideas anyone?
> 
> Tim
> 
> 
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