private List <Entrance> CreateEntrancesAlongEdge(
int startPoint,
int endPoint,
Cluster precedentCluster,
Cluster currentCluster,
ref int currentEntranceId,
Func <int, Tuple <ConcreteNode, ConcreteNode> > getNodesInEdge,
Orientation orientation)
{
List <Entrance> entrances = new List <Entrance>();
for (var entranceStart = startPoint; entranceStart <= endPoint; entranceStart++)
{
var size = GetEntranceSize(entranceStart, endPoint, getNodesInEdge);
var entranceEnd = entranceStart + size - 1;
if (size == 0)
{
continue;
}
if (_entranceStyle == EntranceStyle.EndEntrance && size > MAX_ENTRANCE_WIDTH)
{
var nodes = getNodesInEdge(entranceStart);
var srcNode = nodes.Item1;
var destNode = nodes.Item2;
var entrance1 = new Entrance(Id <Entrance> .From(currentEntranceId), precedentCluster, currentCluster, srcNode, destNode, orientation);
currentEntranceId++;
nodes = getNodesInEdge(entranceEnd);
srcNode = nodes.Item1;
destNode = nodes.Item2;
var entrance2 = new Entrance(Id <Entrance> .From(currentEntranceId), precedentCluster, currentCluster, srcNode, destNode, orientation);
currentEntranceId++;
entrances.Add(entrance1);
entrances.Add(entrance2);
}
else
{
var nodes = getNodesInEdge((entranceEnd + entranceStart) / 2);
var srcNode = nodes.Item1;
var destNode = nodes.Item2;
var entrance = new Entrance(Id <Entrance> .From(currentEntranceId), precedentCluster, currentCluster, srcNode, destNode, orientation);
currentEntranceId++;
entrances.Add(entrance);
}
entranceStart = entranceEnd;
}
return(entrances);
}
private void CreateEntranceEdges(Entrance entrance, AbsType type)
{
var level = entrance.GetEntranceLevel(_clusterSize, _maxLevel);
var srcAbstractNodeId = _hierarchicalMap.ConcreteNodeIdToAbstractNodeIdMap[entrance.SrcNode.NodeId];
var destAbstractNodeId = _hierarchicalMap.ConcreteNodeIdToAbstractNodeIdMap[entrance.DestNode.NodeId];
var orientation = entrance.Orientation;
int cost = Constants.COST_ONE;
switch (type)
{
case AbsType.ABSTRACT_TILE:
case AbsType.ABSTRACT_OCTILE_UNICOST:
// Inter-edges: cost 1
cost = Constants.COST_ONE;
break;
case AbsType.ABSTRACT_OCTILE:
{
int unitCost;
switch (orientation)
{
case Orientation.Horizontal:
case Orientation.Vertical:
unitCost = Constants.COST_ONE;
break;
case Orientation.Hdiag2:
case Orientation.Hdiag1:
case Orientation.Vdiag1:
case Orientation.Vdiag2:
unitCost = (Constants.COST_ONE * 34) / 24;
break;
default:
unitCost = -1;
break;
}
cost = unitCost;
}
break;
}
_hierarchicalMap.AbstractGraph.AddEdge(srcAbstractNodeId, destAbstractNodeId, new AbstractEdgeInfo(cost, level, true));
_hierarchicalMap.AbstractGraph.AddEdge(destAbstractNodeId, srcAbstractNodeId, new AbstractEdgeInfo(cost, level, true));
}
