public static T GetOrCreate <T>(this NativeMap <T> map, IntPtr ptr)
where T : class
{
if (ptr == IntPtr.Zero)
{
return(null);
}
if (map.TryGetValue(ptr, out var value))
{
return(value);
}
var obj = (T)Activator.CreateInstance(typeof(T), BindingFlags.Instance | BindingFlags.NonPublic, null, new object[] { ptr }, null);
map[ptr] = obj;
return(obj);
}