public DelaunayTriangle(TriangulationPoint p1, TriangulationPoint p2, TriangulationPoint p3)
{
Points[0] = p1;
Points[1] = p2;
Points[2] = p3;
}
public void SetDelaunayEdgeCW(TriangulationPoint p, bool ce)
{
EdgeIsDelaunay[(IndexOf(p) + 1) % 3] = ce;
}
public void SetDelaunayEdgeAcross(TriangulationPoint p, bool ce)
{
EdgeIsDelaunay[IndexOf(p)] = ce;
}
public bool GetDelaunayEdgeCW(TriangulationPoint p)
{
return(EdgeIsDelaunay[(IndexOf(p) + 1) % 3]);
}
public bool GetDelaunayEdgeAcross(TriangulationPoint p)
{
return(EdgeIsDelaunay[IndexOf(p)]);
}
public void SetConstrainedEdgeCW(TriangulationPoint p, bool ce)
{
EdgeIsConstrained[(IndexOf(p) + 1) % 3] = ce;
}
public void SetConstrainedEdgeAcross(TriangulationPoint p, bool ce)
{
EdgeIsConstrained[IndexOf(p)] = ce;
}
public bool GetConstrainedEdgeCW(TriangulationPoint p)
{
return(EdgeIsConstrained[(IndexOf(p) + 1) % 3]);
}
public bool GetConstrainedEdgeAcross(TriangulationPoint p)
{
return(EdgeIsConstrained[IndexOf(p)]);
}
public TriangulationPoint PointCW(TriangulationPoint point)
{
return(Points[(IndexOf(point) + 2) % 3]);
}
/// <summary>
/// Legalize triangle by rotating clockwise around oPoint
/// </summary>
/// <param name="oPoint">The origin point to rotate around</param>
/// <param name="nPoint">???</param>
public void Legalize(TriangulationPoint oPoint, TriangulationPoint nPoint)
{
RotateCW();
Points[IndexCCW(oPoint)] = nPoint;
}
public DelaunayTriangle NeighborAcross(TriangulationPoint point)
{
return(Neighbors[Points.IndexOf(point)]);
}
public DelaunayTriangle NeighborCCW(TriangulationPoint point)
{
return(Neighbors[(Points.IndexOf(point) + 2) % 3]);
}
/// <param name="t">Opposite triangle</param>
/// <param name="p">The point in t that isn't shared between the triangles</param>
public TriangulationPoint OppositePoint(DelaunayTriangle t, TriangulationPoint p)
{
Debug.Assert(t != this, "self-pointer error");
return(PointCW(t.PointCW(p)));
}
public bool Contains(TriangulationPoint p, TriangulationPoint q)
{
return(Contains(p) && Contains(q));
}
public bool Contains(TriangulationPoint p)
{
return(p == Points[0] || p == Points[1] || p == Points[2]);
}