static void AddRef(ChipmunkObject obj, IntPtr ptr)
{
List<ChipmunkObject> list;
if (!references.TryGetValue (ptr, out list)){
list = new List<ChipmunkObject> ();
references.Add (ptr, list);
}
list.Add (obj);
}
static void AddRef(ChipmunkObject obj, IntPtr ptr)
{
List <ChipmunkObject> list;
if (!references.TryGetValue(ptr, out list))
{
list = new List <ChipmunkObject> ();
references.Add(ptr, list);
}
list.Add(obj);
}
static bool RemoveRef(ChipmunkObject obj, IntPtr ptr)
{
List<ChipmunkObject> list;
if (references.TryGetValue (ptr, out list)) {
list.Remove (obj);
if (list.Count == 0) {
references.Remove (ptr);
return true;
}
return false;
}
#if DEBUG
throw new InvalidOperationException ();
#endif
return false;
}
static bool RemoveRef(ChipmunkObject obj, IntPtr ptr)
{
List <ChipmunkObject> list;
if (references.TryGetValue(ptr, out list))
{
list.Remove(obj);
if (list.Count == 0)
{
references.Remove(ptr);
return(true);
}
return(false);
}
#if DEBUG
throw new InvalidOperationException();
#endif
return(false);
}