public PathFinderNode GetNodeFromPosition(Triangulator.Geometry.Point pos)
{
foreach (var node in Nodes)
{
if ((int)(node.position * Bloodbender.meterToPixel).X == (int)pos.X &&
(int)(node.position * Bloodbender.meterToPixel).Y == (int)pos.Y)
{
return(node);
}
}
return(null);
}
/// <summary>
/// Executes Delaunay triangulation on the Nodes and populates the Links accordingly.
/// Note that Links currently existing are not removed by the function.
/// </summary>
public void Triangulate()
{
// Triangulate and extract links
List <Triangulator.Geometry.Point> nodesToTriangulate = new List <Triangulator.Geometry.Point>();
foreach (var node in Nodes)
{
nodesToTriangulate.Add(new Triangulator.Geometry.Point(node.NodeX, node.NodeY));
}
List <Triangulator.Geometry.Triangle> triangles = Triangulator.Delauney.Triangulate(nodesToTriangulate);
foreach (Triangulator.Geometry.Triangle triangle in triangles)
{
Triangulator.Geometry.Point pt1 = nodesToTriangulate[triangle.p1];
Triangulator.Geometry.Point pt2 = nodesToTriangulate[triangle.p2];
Triangulator.Geometry.Point pt3 = nodesToTriangulate[triangle.p3];
T n1 = Nodes.Find(n => n.NodeX == pt1.X && n.NodeY == pt1.Y);
T n2 = Nodes.Find(n => n.NodeX == pt2.X && n.NodeY == pt2.Y);
T n3 = Nodes.Find(n => n.NodeX == pt3.X && n.NodeY == pt3.Y);
Link <T> l1 = new Link <T>()
{
From = n1, To = n2, IsDirected = false, Weight = 1
};
Link <T> l2 = new Link <T>()
{
From = n2, To = n3, IsDirected = false, Weight = 1
};
Link <T> l3 = new Link <T>()
{
From = n3, To = n1, IsDirected = false, Weight = 1
};
if (!Links.Contains(l1))
{
Links.Add(l1);
}
if (!Links.Contains(l2))
{
Links.Add(l2);
}
if (!Links.Contains(l3))
{
Links.Add(l3);
}
}
}
private List<Triangulator.Geometry.Point> Points3dtoPoints2d(Point3D[] points3d)
{
int index = 0;
//Point[] points2d = new Point[points3d.Length];
List<Triangulator.Geometry.Point> points2d = new List<Triangulator.Geometry.Point>();
int count = 0;
for (; index < points3d.Length; index++)
{
Triangulator.Geometry.Point gmpoint = new Triangulator.Geometry.Point(points3d[index].X, points3d[index].Y);
points2d.Add(gmpoint);
string s;
s = gmpoint.X.ToString();
s += gmpoint.Y.ToString();
delaunaypoints[s] = points3d[index];
count++;
}
return points2d;
}
private void button_Click(object sender, RoutedEventArgs e)
{
int liczba_iglic;
int punkty_x, punkty_y;
punkty_x = Convert.ToInt16(tb_dlugosc.Text);
punkty_y = Convert.ToInt16(tb_szerokosc.Text);
liczba_iglic = listBox.Items.Count;
kontury = new double[listBox1.Items.Count];
Iglica[] iglice = new Iglica[liczba_iglic];
DxfDocument dxf = new DxfDocument();
Triangulator.Geometry.Point pNew;
for (int i = 0; i < listBox.Items.Count; i++)
{
iglice[i] = new Iglica();
string linia = listBox.Items.GetItemAt(i).ToString();
int index0 = linia.IndexOf("x=");
int index1 = linia.IndexOf(";");
iglice[i].X = Convert.ToDouble(linia.Substring(index0 + 2, index1 - index0 - 2));
linia = linia.Substring(index1 + 1, linia.Length - index1 - 1);
index0 = linia.IndexOf("y=");
index1 = linia.IndexOf(";");
iglice[i].Y = Convert.ToDouble(linia.Substring(index0 + 2, index1 - index0 - 2));
linia = linia.Substring(index1 + 1, linia.Length - index1 - 1);
index0 = linia.IndexOf("h=");
index1 = linia.IndexOf(";");
iglice[i].wysokosc = Convert.ToDouble(linia.Substring(index0 + 2, index1 - index0 - 2));
pNew = new Triangulator.Geometry.Point(iglice[i].X, iglice[i].Y);
if (!Vertices.Exists(delegate(Triangulator.Geometry.Point p) { return(pNew.Equals2D(p)); }))
{
Vertices.Add(pNew);
}
}
/*
* for (int i=0; i<punkty_x;i++)
* {
* pNew = new Triangulator.Geometry.Point(0, i);
* Vertices.Add(pNew);
* pNew = new Triangulator.Geometry.Point(Convert.ToInt16(tb_szerokosc.Text), i);
* Vertices.Add(pNew);
*
* }
* for (int i = 0; i < punkty_y; i++)
* {
* pNew = new Triangulator.Geometry.Point(i, 0);
* Vertices.Add(pNew);
* pNew = new Triangulator.Geometry.Point(i,Convert.ToInt16(tb_dlugosc.Text));
* Vertices.Add(pNew);
*
* }
*/
for (int i = 0; i < listBox1.Items.Count; i++)
{
kontury[i] = new double();
string linia = listBox1.Items.GetItemAt(i).ToString();
int index0 = linia.IndexOf("=");
int index1 = linia.IndexOf("m");
kontury[i] = Convert.ToDouble(linia.Substring(index0 + 1, index1 - index0 - 1));
}
string pathF = @"aCS_2.dxf";
//wylicz_punkty(dxf, iglice, 60, 0.1, 0.005, kontury);
rysuj_troj(dxf, iglice);
try
{
dxf.Save(pathF);
}
catch (System.IO.IOException)
{
MessageBox.Show("Błąd zapisu pliku");
}
}
