/// <summary>
/// Build fixed edges given in tsp file
/// </summary>
/// <param name="nodes">graph nodes</param>
/// <returns>List of fixed edges</returns>
protected List <IEdge> LoadFixedEdges(IEnumerable <INode> nodes)
{
NodesCollection graphNodes = new NodesCollection(nodes);
List <IEdge> result = new List <IEdge>();
if (tspFile.FixedEdges != null)
{
foreach (int[] entry in tspFile.FixedEdges)
{
if (entry[0] == -1)
{
break;
}
result.Add(new Edge(graphNodes.FindById(entry[0]), graphNodes.FindById(entry[1])));
}
}
return(result);
}
/// <summary>
/// Loads demands for graph nodes
/// </summary>
/// <param name="nodes">all nodes in graph</param>
/// <returns>demands for graph nodes</returns>
protected Dictionary <INode, int> LoadDemands(IEnumerable <INode> nodes)
{
NodesCollection graphNodes = new NodesCollection(nodes);
Dictionary <INode, int> result = new Dictionary <INode, int>();
foreach (int[] entry in tspFile.Demands)
{
result.Add(graphNodes.FindById(entry[0]), entry[1]);
}
return(result);
}
/// <summary>
/// Loads nodes that are depots
/// </summary>
/// <param name="nodes">all nodes in graph</param>
/// <returns>Nodes that are depots</returns>
protected List <INode> LoadDepots(IEnumerable <INode> nodes)
{
NodesCollection graphNodes = new NodesCollection(nodes);
NodesCollection result = new NodesCollection();
foreach (int id in tspFile.Depots)
{
result.Add(graphNodes.FindById(id));
}
return(result.ToList());
}
/// <summary>
/// Build fixed edges given in tsp file
/// </summary>
/// <param name="nodes">graph nodes</param>
/// <returns>List of fixed edges</returns>
protected List<IEdge> LoadFixedEdges(IEnumerable<INode> nodes)
{
NodesCollection graphNodes = new NodesCollection(nodes);
List<IEdge> result = new List<IEdge>();
if (tspFile.FixedEdges != null)
{
foreach (int[] entry in tspFile.FixedEdges)
{
if (entry[0] == -1)
{
break;
}
result.Add(new Edge(graphNodes.FindById(entry[0]), graphNodes.FindById(entry[1])));
}
}
return result;
}
/// <summary>
/// Loads demands for graph nodes
/// </summary>
/// <param name="nodes">all nodes in graph</param>
/// <returns>demands for graph nodes</returns>
protected Dictionary<INode, int> LoadDemands(IEnumerable<INode> nodes)
{
NodesCollection graphNodes = new NodesCollection(nodes);
Dictionary<INode, int> result = new Dictionary<INode, int>();
foreach (int[] entry in tspFile.Demands)
{
result.Add(graphNodes.FindById(entry[0]), entry[1]);
}
return result;
}
/// <summary>
/// Loads nodes that are depots
/// </summary>
/// <param name="nodes">all nodes in graph</param>
/// <returns>Nodes that are depots</returns>
protected List<INode> LoadDepots(IEnumerable<INode> nodes)
{
NodesCollection graphNodes = new NodesCollection(nodes);
NodesCollection result = new NodesCollection();
foreach (int id in tspFile.Depots)
{
result.Add(graphNodes.FindById(id));
}
return result;
}