[Proj] truble to translate coordinates from WGS84 to EPSG:31287

Jean-Claude Repetto jrepetto at free.fr
Thu Oct 28 09:02:17 EST 2010

Le 28/10/2010 15:49, Markus Hetzmannseder a écrit :
> Doing the transformation with the jhlabs-lib would require some additional
> coding for the datum transformation. Something i am not able to do with my
> tiny knowlege in both fields, java and the math behind all that
> transformations.

Applying a 7-parameters datum transformation is not that difficult ! It 
requires a matrix multiplication, a scalar multiplication and an addition :


More information about the Proj mailing list