Type Alias geos_sys::GEOSDistanceCallback
source · pub type GEOSDistanceCallback = Option<unsafe extern "C" fn(item1: *const c_void, item2: *const c_void, distance: *mut c_double, userdata: *mut c_void) -> c_int>;
Aliased Type§
enum GEOSDistanceCallback {
None,
Some(unsafe extern "C" fn(_: *const c_void, _: *const c_void, _: *mut f64, _: *mut c_void) -> i32),
}