Type Alias dNearCallback 

pub type dNearCallback = Option<unsafe extern "C" fn(data: *mut c_void, o1: dGeomID, o2: dGeomID)>;

Aliased Type

pub enum dNearCallback {
    None,
    Some(unsafe extern "C" fn(*mut c_void, *mut dxGeom, *mut dxGeom)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, *mut dxGeom, *mut dxGeom))

Some value of type T.