public static int CompareByYThenX(Site s1, ICoord s2)
{
if (s1.Y < s2.Y) return -1;
if (s1.Y > s2.Y) return 1;
if (s1.X < s2.X) return -1;
if (s1.X > s2.X) return 1;
return 0;
}
public static int CompareByYThenX(Site s1, ICoord s2)
{
if (s1.Y < s2.Y)
{
return(-1);
}
if (s1.Y > s2.Y)
{
return(1);
}
if (s1.X < s2.X)
{
return(-1);
}
if (s1.X > s2.X)
{
return(1);
}
return(0);
}
public float Distance(ICoord p)
{
return(Vector2.Distance(p.Coord, Coord));
}
private List <Edge> ReorderEdges(List <Edge> origEdges, Type criterion)
{
var n = origEdges.Count;
var done = Enumerable.Repeat(false, n).ToArray();
var nDone = 0;
var newEdges = new List <Edge>();
var i = 0;
var edge = origEdges[i];
newEdges.Add(edge);
EdgeOrientations.Add(LR.Left);
ICoord firstPoint = (criterion == typeof(Vertex) ? (ICoord)edge.LeftVertex : edge.LeftSite);
ICoord lastPoint = (criterion == typeof(Vertex) ? (ICoord)edge.RightVertex : edge.RightSite);
if (firstPoint == Vertex.VertexAtInfinity || lastPoint == Vertex.VertexAtInfinity)
{
return(new List <Edge>());
}
done[i] = true;
++nDone;
var loopCount = 0;
while (nDone < n)
{
for (i = 1; i < n; i++)
{
if (done[i])
{
continue;
}
edge = origEdges[i];
ICoord leftPoint = (criterion == typeof(Vertex) ? (ICoord)edge.LeftVertex : edge.LeftSite);
ICoord rightPoint = (criterion == typeof(Vertex) ? (ICoord)edge.RightVertex : edge.RightSite);
if (leftPoint == Vertex.VertexAtInfinity || rightPoint == Vertex.VertexAtInfinity)
{
return(new List <Edge>());
}
if (leftPoint == lastPoint)
{
lastPoint = rightPoint;
EdgeOrientations.Add(LR.Left);
newEdges.Add(edge);
done[i] = true;
}
else if (rightPoint == firstPoint)
{
firstPoint = leftPoint;
EdgeOrientations.Add(LR.Left);
newEdges.Insert(0, edge);
done[i] = true;
}
else if (leftPoint == firstPoint)
{
firstPoint = rightPoint;
EdgeOrientations.Insert(0, LR.Right);
newEdges.Insert(0, edge);
done[i] = true;
}
else if (rightPoint == lastPoint)
{
lastPoint = leftPoint;
EdgeOrientations.Add(LR.Right);
newEdges.Add(edge);
done[i] = true;
}
if (done[i])
{
++nDone;
}
}
loopCount++;
if (loopCount > 1000)
{
break;
}
}
return(newEdges);
}
