public bool Deallocate(Entity entity)
{
if (!IsValid(entity))
{
return(false);
}
(int index, byte generation) = EntityUtil.DecomposeKey(entity);
// Bump generation so the Entity key remains stale for a long time even
// when the index portion is recycled.
//
if (++_generations[index] == 0)
{
// Ensure generation can never be 0, so we can find
// invalid keys easily.
//
_generations[index] = 1;
}
// Recycle index.
//
_freeIndices.Add(index);
return(true);
}
public bool IsValid(Entity entity)
{
(int index, byte generation) = EntityUtil.DecomposeKey(entity);
return(index >= 0 && index < _generations.Count && _generations[index] == generation);
}