Re: [gdal-dev] Force application of ntv2 grid

2013-12-10 Thread Thomas Campagne
ion, then use the +towgs84=0,0,0,0,0,0,0 in your target. > > You may get away without specifying any path to your gsb, not sure. > > > HTH > Regards, > Steve > > Hi, Just as a side note, I like to turn on the debugging mode by setting the environment variable PROJ_DEBUG to any number. It gives useful info on how your ntv2 grid is used and might help you identify other issues if any. Regards Thomas -- Thomas Campagne Vancouver, BC Canada ___ gdal-dev mailing list gdal-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/gdal-dev

Re: [gdal-dev] How to set GDAL/cs2cs/proj to use NTv2 grid shift file when using EPSG codes?

2013-05-28 Thread Thomas Campagne
e conversion outside of Spain is not done (not even with the towgs84 parameter) How could we have proj reverting to the towgs84 parameter when a point falls outside of the area covered by the NTv2 file? Thomas -Original Message- From: gdal-dev-boun...@lists.osgeo.org [mailto:gdal-dev-bo

Re: [gdal-dev] How to set GDAL/cs2cs/proj to use NTv2 grid shift file when using EPSG codes?

2013-05-22 Thread Thomas Campagne
5.04,187.44,0.47,-0.1,1.024,-4.5993 +no_defs <> -Original Message- From: gdal-dev-boun...@lists.osgeo.org [mailto:gdal-dev-boun...@lists.osgeo.org] On Behalf Of Andre Joost Sent: May-17-13 10:21 AM To: gdal-dev@lists.osgeo.org Subject: Re: [gdal-dev] How to set GDAL/cs2cs/proj to use NTv2 gr

Re: [gdal-dev] How to set GDAL/cs2cs/proj to use NTv2 grid shift file when using EPSG codes?

2013-05-17 Thread Thomas Campagne
is working... Any idea about which files to edit to add the nadgrids parameter to the proj string referenced by a given EPSG code (4202 for AGD66 as example)? Thomas -Original Message- From: Hermann Peifer [mailto:pei...@gmx.eu] Sent: May-17-13 7:36 AM To: Thomas Campagne Subject: Re

[gdal-dev] How to set GDAL/cs2cs/proj to use NTv2 grid shift file when using EPSG codes?

2013-05-16 Thread Thomas Campagne
n Trac: http://trac.osgeo.org/gdal/ticket/5085 Cheers Thomas [Description: cid:image002.gif@01CBC6E3.6EDE0130] Thomas Campagne, M.Sc. Geophysics, Consultant ADVANCED GEOPHYSICAL INTERPRETATION CENTRE www.MiraGeoscience.com<http://www.mirageoscience.com/> tel +1 778 329 0430 ext 227, 512B - 409