private void RemoveAt(GridTransform i_gt, Vector3Int i_addr)
{
Debug.Assert(m_index.ContainsKey(i_addr));
Debug.Assert(m_index[i_addr] != null);
m_index[i_addr].Remove(i_gt);
m_reverseLookup.Remove(i_gt);
}
public void UpdateIndex(GridTransform i_gt)
{
Deindex(i_gt);
AddAt(i_gt, i_gt.GridPos);
Debug.Assert(GetAt(i_gt.GridPos).Count() > 0, "GetAt returns empty list.");
Debug.Assert(GetComponentAt <GridTransform>(i_gt.GridPos) != null, "GetComponentAt returns null.");
Debug.Assert(GetComponentsAt <GridTransform>(i_gt.GridPos).Contains(i_gt), "GetComponentAt returns wrong address.");
}
public void Deindex(GridTransform i_gt)
{
Vector3Int oldAddress;
if (m_reverseLookup.TryGetValue(i_gt, out oldAddress))
{
RemoveAt(i_gt, oldAddress);
}
}
private void AddAt(GridTransform i_gt, Vector3Int i_addr)
{
if (!m_index.ContainsKey(i_addr))
{
m_index[i_addr] = new List <GridTransform>();
Debug.Assert(m_index.TryGetValue(i_addr, out var list), "TryGetValue failed.");
}
Debug.Assert(m_index[i_addr].Contains(i_gt) == false);
m_index[i_addr].Add(i_gt);
Debug.Assert(m_index[i_addr].Contains(i_gt) == true);
m_reverseLookup[i_gt] = i_addr;
}