public static DelaunayTriangulation Create()
{
DelaunayTriangulation delaunay = new DelaunayTriangulation();
delaunay.points = Input.Points;
delaunay.triangles = new Dictionary<Polygon, Triad>();
delaunay.circles = new Dictionary<Polygon, Path>();
delaunay.triadsDict = new Dictionary<Triad, Polygon>();
Triangulator angulator = new Triangulator();
delaunay.triads = angulator.Triangulation(delaunay.points, true);
return delaunay;
}
private void button1_Click(object sender, EventArgs e)
{
bool flagempty = true;
for (int i = 0; i < dataGridView1.Rows.Count; i++)
{
if (dataGridView1.Rows[i].Cells[2].Value == null || dataGridView1.Rows[i].Cells[3].Value == null)
{
flagempty = false;
}
}
if (flagempty)
{
DelaunayTriangulator.Triangulator triangulate = new DelaunayTriangulator.Triangulator();
List <DelaunayTriangulator.Vertex> listvertex = new List <DelaunayTriangulator.Vertex>();
for (int i = 0; i < graph.verteex.Count; i++)
{
listvertex.Add(graph.verteex[i]);
//дописать tryparse-условие
float x = Convert.ToSingle(dataGridView1.Rows[i].Cells[2].Value.ToString());
float y = Convert.ToSingle(dataGridView1.Rows[i].Cells[3].Value.ToString());
listvertex[i].Vector = new Vector(x, y);
}
List <DelaunayTriangulator.Triangle> tr = triangulate.Triangulation(listvertex);
Program.monitor = new Monitoring(tr);
Program.monitor.GetArrayOfOutsideEdge();
Program.monitor.AllDensities();
Stopwatch sp = new Stopwatch();
sp.Start();
sp.Stop();
foreach (Triangle t in Program.monitor.triangles)
{
G.BrushTriangle(t);
richTextBox1.Text += t.ToString();
}
foreach (DelaunayTriangulator.Triangle t in tr)
{
G.drawTriangle(t);
}
//переписать не под вызов конструктора, а под вызов метода, который будет сравнивать треугольники.
//т.е. Equals для треугольников, который сравнивает по вершинам.
MessageBox.Show(sp.Elapsed.Milliseconds.ToString());
foreach (DelaunayTriangulator.Triangle t in tr)
{
for (int i = 0; i < t.edgemas.Length; i++)
{
if (t.edgemas[i].isOuside)
{
G.drawEdge(t.edgemas[i]);
}
//if (t.edgemas[i].brother != null) G.drawEdge(t.edgemas[i].brother, new Pen(Color.Aqua));
}
G.drawVector(t);
}
sheet.Image = G.GetBitmap();
}
else
{
MessageBox.Show("Заполните значения векторов", "Ошибка заполнения");
}
}
static void Main(string[] args)
{
Random randy = new Random(138);
List <Vertex> points = new List <Vertex>();
if (args.Length == 0)
{
// Generate random points.
SortedDictionary <int, Point> ps = new SortedDictionary <int, Point>();
for (int i = 0; i < 100000; i++)
{
int x = randy.Next(100000);
int y = randy.Next(100000);
points.Add(new Vertex(x, y));
}
}
else
{
// Read a points file as used by the Delaunay Triangulation Tester program DTT
// (See http://gemma.uni-mb.si/dtt/)
using (StreamReader reader = new StreamReader(args[0]))
{
int count = int.Parse(reader.ReadLine());
for (int i = 0; i < count; i++)
{
string line = reader.ReadLine();
string[] split = line.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
points.Add(new Vertex(float.Parse(split[0]), float.Parse(split[1])));
}
}
}
// Write the points in the format suitable for DTT
using (StreamWriter writer = new StreamWriter("Triangulation c#.pnt"))
{
writer.WriteLine(points.Count);
for (int i = 0; i < points.Count; i++)
{
writer.WriteLine(String.Format("{0},{1}", points[i].x, points[i].y));
}
}
// Write out the data set we're actually going to triangulate
Triangulator angulator = new Triangulator();
Stopwatch watch = new Stopwatch();
watch.Start();
List <Triad> triangles = angulator.Triangulation(points, true);
watch.Stop();
Debug.WriteLine(watch.ElapsedMilliseconds + " ms");
// Write the triangulation results in the format suitable for DTT
using (StreamWriter writer = new StreamWriter("Triangulation c#.dtt"))
{
writer.WriteLine(triangles.Count.ToString());
for (int i = 0; i < triangles.Count; i++)
{
Triad t = triangles[i];
writer.WriteLine(string.Format("{0}: {1} {2} {3} - {4} {5} {6}",
i + 1,
t.a, t.b, t.c,
t.ab + 1, t.bc + 1, t.ac + 1));
}
}
}
