internal static void Sweep(IEnumerable<Polyline> obstacles,
Point direction, double coneAngle, VisibilityGraph visibilityGraph,
IEnumerable<Point> portLocations) {
var cs = new LineSweeperForPortLocations(obstacles, direction, direction.Rotate(-coneAngle/2),
direction.Rotate(coneAngle/2), visibilityGraph, portLocations);
cs.Calculate();
}
internal static void Sweep(IEnumerable <Polyline> obstacles,
Point direction, double coneAngle, VisibilityGraph visibilityGraph,
IEnumerable <Point> portLocations)
{
var cs = new LineSweeperForPortLocations(obstacles, direction, direction.Rotate(-coneAngle / 2),
direction.Rotate(coneAngle / 2), visibilityGraph, portLocations);
cs.Calculate();
}
void AddDirection(Point direction)
{
var visibilityGraph = new VisibilityGraph();
LineSweeperForPortLocations.Sweep(obstacles, direction, coneAngle, visibilityGraph,
PortLocations);
foreach (var edge in visibilityGraph.Edges)
{
VisibilityGraph.AddEdge(edge.SourcePoint, edge.TargetPoint,
((a, b) => new TollFreeVisibilityEdge(a, b)));
}
}