void Start()
{
MapData = new MapData();
Pathfinder = new NodeGraphSearch();
Pathfinder.SetMapData(MapData);
Units = new UnitObjectCollection();
FindAllUnitObjects();
}
/// <summary>
/// Add all search agents prior searching to the closed list.
/// </summary>
/// <param name="subject"></param>
/// <param name="allAgents"></param>
private void AddSearchAgentsToClosed(IUnitObject subject, UnitObjectCollection allAgents)
{
for (int i = 0; i < allAgents.Count; i++)
{
IUnitObject obj = allAgents[i];
if (!ReferenceEquals(subject, obj))
{
Vector2Int tilePosition = obj.Unit.Body.TilePosition;
Node node = mapData.GetNode(tilePosition.x, tilePosition.y);
node.ClosedListId = searchID;
node.InitializeMaximized();
}
}
}
/// <summary>
/// Initialize the pathfinder before starting the search.
/// </summary>
/// <param name="searchAgent"></param>
/// <param name="allAgents"></param>
public void Initialize(IUnitObject searchAgent, UnitObjectCollection allAgents)
{
searchID++;
Vector2Int tilePosition = searchAgent.Unit.Body.TilePosition;
Node startNode = mapData.GetNode(tilePosition.x, tilePosition.y);
startNode.InitializeMinimized();
openList.Clear();
startNode.OpenListId = searchID;
openList.Add(startNode);
AddSearchAgentsToClosed(searchAgent, allAgents);
initialized = true;
finished = false;
iterations = 0;
current = null;
}
