private void ScanExitDirection(SceneExitDirections dir)
{
var n = GetNavigableConnection(dir);
if (n != Vector3.Zero)
{
ExitPositions.Add(dir, n);
ExitDirections |= dir;
}
}
public Vector3 GetNavigableConnection(SceneExitDirections direction)
{
var nodes = Nodes.Where(n => n.IsEdgeNode && IsOnEdge(n, direction) && n.IsConnectionNode).ToList();
if (!nodes.Any())
{
return(Vector3.Zero);
}
var centerIndex = Math.Max(0, (int)Math.Round((double)nodes.Count / 2, 0) - 1);
var center = nodes.ElementAt(centerIndex);
return(center.NavigableCenter);
}
public Vector3 GetNavigableConnection(SceneExitDirections direction)
{
var nodes = Nodes.Where(n => n.IsEdgeNode && IsOnEdge(n, direction) && n.IsConnectionNode).ToList();
if (!nodes.Any())
{
return(Vector3.Zero);
}
//if (nodes.Count == 2 && nodes.First().IsNextTo(nodes.Last()))
//{
// var start = nodes.First().NavigableCenter;
// var end = nodes.Last().NavigableCenter;
// return MathEx.CalculatePointFrom(start, end, start.Distance2D(end) / 2);
//}
var centerIndex = Math.Max(0, (int)Math.Round((double)nodes.Count / 2, 0) - 1);
var center = nodes.ElementAt(centerIndex);
return(center.NavigableCenter);
//foreach (var n in Nodes.Where(n => n.HasEnoughNavigableCells && n.IsConnectionNode))
//{
// switch (direction)
// {
// case SceneExitDirections.North:
// if (n.TopLeft.X == NorthWest.X)
// return n.NavigableCenter;
// break;
// case SceneExitDirections.East:
// if (n.BottomLeft.Y == NorthEast.Y)
// return n.NavigableCenter;
// break;
// case SceneExitDirections.South:
// if (n.BottomRight.X == SouthEast.X)
// return n.NavigableCenter;
// break;
// case SceneExitDirections.West:
// if (n.TopRight.Y == SouthWest.Y)
// return n.NavigableCenter;
// break;
// }
//}
//return Vector3.Zero;
}
public bool IsOnEdge(ExplorationNode n, SceneExitDirections direction)
{
switch (direction)
{
case SceneExitDirections.North:
return(n.TopLeft.X == NorthWest.X);
case SceneExitDirections.East:
return(n.BottomLeft.Y == NorthEast.Y);
case SceneExitDirections.South:
return(n.BottomRight.X == SouthEast.X);
case SceneExitDirections.West:
return(n.TopRight.Y == SouthWest.Y);
}
return(false);
}
public bool IsOnEdge(ExplorationNode n, SceneExitDirections direction)
{
switch (direction)
{
case SceneExitDirections.North:
return(Math.Abs(n.TopLeft.X - NorthWest.X) < float.Epsilon);
case SceneExitDirections.East:
return(Math.Abs(n.BottomLeft.Y - NorthEast.Y) < float.Epsilon);
case SceneExitDirections.South:
return(Math.Abs(n.BottomRight.X - SouthEast.X) < float.Epsilon);
case SceneExitDirections.West:
return(Math.Abs(n.TopRight.Y - SouthWest.Y) < float.Epsilon);
}
return(false);
}
