/// <summary>
/// Add a single TrPathNode. Make sure the pdp's are updated as needed.
/// </summary>
/// <param name="node">path node, needed for location, and various flags</param>
/// <param name="nextMainIndex">Index of the next main node</param>
/// <param name="nextSidingIndex">Index of the next siding node</param>
private static void AddNode(TrainpathNode node, uint nextMainIndex, uint nextSidingIndex)
{
int pdpIndex;
string trackPDPstart = String.Format(System.Globalization.CultureInfo.InvariantCulture,
"\tTrackPDP ( {0,6:D} {1,6:D} {2,9} {3,9:F3} {4,9:F3}",
node.Location.TileX, node.Location.TileZ,
node.Location.Location.X.ToString("F3", System.Globalization.CultureInfo.CreateSpecificCulture("en-US")),
node.Location.Location.Y.ToString("F3", System.Globalization.CultureInfo.CreateSpecificCulture("en-US")),
node.Location.Location.Z.ToString("F3", System.Globalization.CultureInfo.CreateSpecificCulture("en-US")));
pdpIndex = trackPDPs.Count(); // default PDP index
TrainpathJunctionNode nodeAsJunction = node as TrainpathJunctionNode;
if (nodeAsJunction != null)
{
int junctionIndex = nodeAsJunction.JunctionIndex;
if (!node.IsBroken && pdpOfJunction.ContainsKey(junctionIndex))
{
//this junction is already in the list of PDPs, so use another PDP index;
pdpIndex = pdpOfJunction[junctionIndex];
}
else
{
trackPDPs.Add(String.Format(System.Globalization.CultureInfo.InvariantCulture,
"{0} {1} {2} )", trackPDPstart, 2, 0));
pdpOfJunction[junctionIndex] = pdpIndex;
}
}
else
{ // TrainpathVectorNode
if (node.NodeType == TrainpathNodeType.Start || node.NodeType == TrainpathNodeType.End)
{
trackPDPs.Add(String.Format(System.Globalization.CultureInfo.InvariantCulture,
"{0} {1} {2} )", trackPDPstart, 1, 0));
}
else
{
trackPDPs.Add(String.Format(System.Globalization.CultureInfo.InvariantCulture,
"{0} {1} {2} )", trackPDPstart, 1, 1));
}
}
trpathnodes.Add(String.Format(System.Globalization.CultureInfo.InvariantCulture,
"\t\tTrPathNode ( {0} {1} {2} {3} )",
node.FlagsToString(), nextMainIndex, nextSidingIndex, pdpIndex));
}
