/// <summary>
/// Try to find a connection between two given nodes. Depth-first search via main track at junctions.
/// Also reversing the start or reconnectNode is tried, in case one of these nodes has a non-defined orientation
/// because both before and after the node the path is broken.
/// </summary>
/// <param name="fromNode">Node at which the reconnection should start</param>
/// <param name="toNode">Node at which the reconnection should end</param>
/// <param name="firstTvnIndex">In case defined, the index of the first TVN the path has to follow</param>
/// <returns>True if a connection has been found</returns>
public bool FindConnection(TrainpathNode fromNode, TrainpathNode toNode, int?firstTvnIndex)
{
// We try to find a connection between two non-broken nodes.
// We store the connection as a stack of linking tvns (track-node-vector-indexes)
// The connection will only contain junctions (apart from maybe start and end=reconnect nodes)
autoConnectFromNode = new ConnectableNode(fromNode, true, true);
autoConnectToNodeOptions = new ReconnectNodeOptions(true);
autoConnectToNodeOptions.AddNode(toNode, false); // only one option here
return(FindConnectionFromTo(firstTvnIndex, false));
}
//static Dictionary<bool, Drawing.DebugWindow> debugWindows = new Dictionary<bool, Drawing.DebugWindow>();
//static ContinuousAutoConnecting()
//{
// debugWindows[true] = new Drawing.DebugWindow(10, 40);
// debugWindows[false] = new Drawing.DebugWindow(10, 60);
//}
//private string debugString = String.Empty;
/// <summary>
/// Constructor. This will also find store the candidates for reconnecting
/// </summary>
/// <param name="startNode">The node to start from for reconnection. Only used for initial determination of possible reconnection nodes</param>
/// <param name="isConnectingForward">Is this node connecting forwards (along the path) or not</param>
public ContinuousAutoConnecting(TrainpathNode startNode, bool isConnectingForward)
{
isForward = isConnectingForward;
List <TrainpathNode> reconnectNodes = this.FindReconnectNodeCandidates(startNode, isConnectingForward, true);
autoConnectToNodeOptions = new ReconnectNodeOptions(isConnectingForward);
int count = 0;
foreach (TrainpathNode node in reconnectNodes)
{
autoConnectToNodeOptions.AddNode(node, false);
//debugString += node.ToStringShort();
if (count++ > maxNumberNodesToCheckForAutoFix)
{
break;
}
}
}