private void Clear()
{
foreach (var keyValuePair in _nodesByTilePosition)
{
keyValuePair.Value.Reset();
}
ReachableNodes.Clear();
BombNodes.Clear();
ItemNodes.Clear();
}
private void ScanRecursive(LevelImp level, PlaceNode currentNode, int depth)
{
if (currentNode.IsReachable)
{
return;
}
if (level.IsCollidable(currentNode.TilePosition))
{
var b = level.GetFringe(currentNode.TilePosition);
if (b.Type == BlockType.Box && b.IsActive)
{
currentNode.IsBoxToDestroy = true;
ReachableBoxNodes.Add(currentNode);
return;
}
currentNode.Bomb = level.ActualBombs.FirstOrDefault(bb => bb.TilePosition == currentNode.TilePosition);
if (currentNode.Bomb != null)
{
BombNodes.Add(currentNode);
}
if (depth > 0)
{
return;
}
}
var item = level.GetItemData(currentNode.TilePosition);
if (item.IsActive && item.Type != ItemType.Empty)
{
currentNode.ItemType = item.Type;
ItemNodes.Add(currentNode);
}
currentNode.IsReachable = true;
currentNode.CostToReach = depth;
ReachableNodes.Add(currentNode.TilePosition, currentNode);
ScanRecursive(level, currentNode.Left, depth + 1);
ScanRecursive(level, currentNode.Right, depth + 1);
ScanRecursive(level, currentNode.Up, depth + 1);
ScanRecursive(level, currentNode.Down, depth + 1);
}
