State Plane Coordinate to Latitude Longitude

问题

I search for a C++/C# library or tool they can convert State Plane Coordinate to latitude/longitude.

Thanks

回答1:

You want PROJ, the Cartographic Projections Library: https://proj.org/index.html

This used to be referred to as "PROJ4" but is now "PROJ".

来源：https://stackoverflow.com/questions/15237804/state-plane-coordinate-to-latitude-longitude