Re: [gdal-dev] Question in orthographic projection usage with PROJ4

2017-02-01 Thread Andre Joost
Am 31.01.2017 um 17:46 schrieb niels.vonfestenberg-packisch@rohde-schwarz.com: Hi all, I would like to transform local cartesian coordinates into longitude and latitude. According to all the documentation I could find, I tried doing this (in C++, specifying a center for the orthographic proje

Re: [gdal-dev] Question in orthographic projection usage with PROJ4

2017-01-31 Thread Chris Waigl
> On Jan 31, 2017, at 7:46 AM, > niels.vonfestenberg-packisch@rohde-schwarz.com wrote: > > Hi all, > I would like to transform local cartesian coordinates into longitude and > latitude. According to all the documentation I could find, I tried doing this > (in C++, specifying a center fo

[gdal-dev] Question in orthographic projection usage with PROJ4

2017-01-31 Thread Niels . vonFestenberg-Packisch . ext
Hi all, I would like to transform local cartesian coordinates into longitude and latitude. According to all the documentation I could find, I tried doing this (in C++, specifying a center for the orthographic projection at 56 N 15 E): projPJ cSourceProjection = pj_init_plus("+proj=ortho +ellp