Function lonlat_bng::convert_to_bng_threaded
[−]
[src]
pub extern fn convert_to_bng_threaded(longitudes: Array,
latitudes: Array)
-> (Array, Array)
A threaded, FFI-compatible wrapper for lonlat_bng::convert_osgb36
Examples
extern crate libc; let lon_vec: Vec<f64> = vec![-2.0183041005533306, 0.95511887434519682, 0.44975855518383501, -0.096813621191803811, -0.36807065656416427, 0.63486335458665621]; let lat_vec: Vec<f64> = vec![54.589097162646141, 51.560873800587828, 50.431429161121699, 54.535021436247419, 50.839059313135706, 55.412189281234419]; let lon_arr = Array { data: lon_vec.as_ptr() as *const libc::c_void, len: lon_vec.len() as libc::size_t, }; let lat_arr = Array { data: lat_vec.as_ptr() as *const libc::c_void, len: lat_vec.len() as libc::size_t, }; let (eastings, northings) = convert_to_bng_threaded(lon_arr, lat_arr);
For an FFI implementation, see the code at Convertbng.
Safety
This function is unsafe because it accesses a raw pointer which could contain arbitrary data