private static void InsertNodeSegments(RoadTopology topology, IReadOnlyDictionary <RoadTopologyEdge, StraightRoadSegment> edgeSegments)
{
foreach (var node in topology.Nodes)
{
foreach (var edgesPerTemplate in node.Edges.GroupBy(e => e.Template))
{
var template = edgesPerTemplate.Key;
// possible optimization: only compute angles if necessary?
var incomingRoadData = ComputeRoadAngles(node, edgesPerTemplate);
switch (edgesPerTemplate.Count())
{
// TODO support end caps
case 1: // end point
break;
case 2:
CurvedRoadSegment.CreateCurve(incomingRoadData, node.Position, template, edgeSegments);
break;
case 3:
case 4:
CrossingRoadSegment.CreateCrossing(incomingRoadData, node.Position, template, edgeSegments);
break;
}
}
}
}
private static void InsertCurveSegments(RoadTopology topology, IReadOnlyDictionary <RoadTopologyEdge, StraightRoadSegment> edgeSegments)
{
foreach (var node in topology.Nodes)
{
foreach (var edgesPerTemplate in node.Edges.GroupBy(e => e.Template))
{
var connectedEdges = edgesPerTemplate.Count();
if (connectedEdges == 2)
{
var incomingRoadData = ComputeRoadAngles(node, edgesPerTemplate, edgeSegments);
CurvedRoadSegment.CreateCurve(incomingRoadData, node.Position, edgesPerTemplate.Key, edgeSegments);
}
}
}
}
private static void InsertNodeSegments(RoadTopology topology, IReadOnlyDictionary <RoadTopologyEdge, StraightRoadSegment> edgeSegments)
{
foreach (var node in topology.Nodes)
{
foreach (var edgesPerTemplate in node.Edges.GroupBy(e => e.Template))
{
var template = edgesPerTemplate.Key;
var incomingRoadData = ComputeRoadAngles(node, edgesPerTemplate);
switch (edgesPerTemplate.Count())
{
case 2:
CurvedRoadSegment.CreateCurve(incomingRoadData, node.Position, template, edgeSegments);
break;
case 3:
case 4:
CrossingRoadSegment.CreateCrossing(incomingRoadData, node.Position, template, edgeSegments);
break;
}
}
}
}