public dPoint CircleCenter(Vector3 p1, Vector3 p2, Vector3 p3)
{ // Funkcja licząca położenie środka okręgu
dPoint point = new dPoint();
point.x = 0.5 * ((p2.X * p2.X * p3.Y + p2.Y * p2.Y * p3.Y - p1.X * p1.X * p3.Y + p1.X * p1.X * p2.Y - p1.Y * p1.Y * p3.Y + p1.Y * p1.Y * p2.Y + p1.Y * p3.X * p3.X + p1.Y * p3.Y * p3.Y - p1.Y * p2.X * p2.X - p1.Y * p2.Y * p2.Y - p2.Y * p3.X * p3.X - p2.Y * p3.Y * p3.Y) / (p1.Y * p3.X - p1.Y * p2.X - p2.Y * p3.X - p3.Y * p1.X + p3.Y * p2.X + p2.Y * p1.X));
point.y = 0.5 * ((-p1.X * p3.X * p3.X - p1.X * p3.Y * p3.Y + p1.X * p2.X * p2.X + p1.X * p2.Y * p2.Y + p2.X * p3.X * p3.X + p2.X * p3.Y * p3.Y - p2.X * p2.X * p3.X - p2.Y * p2.Y * p3.X + p1.X * p1.X * p3.X - p1.X * p1.X * p2.X + p1.Y * p1.Y * p3.X - p1.Y * p1.Y * p2.X) / (p1.Y * p3.X - p1.Y * p2.X - p2.Y * p3.X - p3.Y * p1.X + p3.Y * p2.X + p2.Y * p1.X));
return(point);
}
public double Length(dPoint pkt_1, dPoint pkt_2)
{
return(Math.Sqrt(Math.Pow(pkt_2.x - pkt_1.x, 2) + Math.Pow(pkt_2.y - pkt_1.y, 2)));
}
public void rysuj_troj(DxfDocument dxf, Iglica[] iglice)
{
int punkty_x, punkty_y;
punkty_x = Convert.ToInt16(tb_dlugosc.Text) * Convert.ToInt16(1 / 0.01);
punkty_y = Convert.ToInt16(tb_szerokosc.Text) * Convert.ToInt16(1 / 0.01);
double[] x = new double[punkty_x + 1];
double[] y = new double[punkty_y + 1];
double[,] siatka = new double[punkty_x + 1, punkty_y + 1];
if (Vertices.Count > 2)
{
//Do triangulation
List <Triangulator.Geometry.Triangle> tris = Triangulator.Delauney.Triangulate(Vertices);
// Draw the created triangles
punkty_x = tris.Count();
foreach (Triangulator.Geometry.Triangle t in tris)
{
Vector3 pk_1 = new Vector3();
Vector3 pk_2 = new Vector3();
Vector3 pk_3 = new Vector3();
double epsilon = 0.01;
// g.DrawLine(myPen, (float)Vertices[t.p1].X, (float)Vertices[t.p1].Y, (float)Vertices[t.p2].X, (float)Vertices[t.p2].Y);
// g.DrawLine(myPen, (float)Vertices[t.p2].X, (float)Vertices[t.p2].Y, (float)Vertices[t.p3].X, (float)Vertices[t.p3].Y);
// g.DrawLine(myPen, (float)Vertices[t.p1].X, (float)Vertices[t.p1].Y, (float)Vertices[t.p3].X, (float)Vertices[t.p3].Y);
pk_1 = new Vector3((float)Vertices[t.p1].X, (float)Vertices[t.p1].Y, 0);
pk_2 = new Vector3((float)Vertices[t.p2].X, (float)Vertices[t.p2].Y, 0);
pk_3 = new Vector3((float)Vertices[t.p3].X, (float)Vertices[t.p3].Y, 0);
for (int i = 0; i < listBox.Items.Count; i++)
{
if ((Math.Abs(Vertices[t.p1].X - iglice[i].X) < epsilon) & (Math.Abs(Vertices[t.p1].Y - iglice[i].Y) < epsilon))
{
pk_1 = new Vector3((float)Vertices[t.p1].X, (float)Vertices[t.p1].Y, iglice[i].wysokosc);
}
if ((Math.Abs(Vertices[t.p2].X - iglice[i].X) < epsilon) & (Math.Abs(Vertices[t.p2].Y - iglice[i].Y) < epsilon))
{
pk_2 = new Vector3((float)Vertices[t.p2].X, (float)Vertices[t.p2].Y, iglice[i].wysokosc);
}
if ((Math.Abs(Vertices[t.p3].X - iglice[i].X) < epsilon) & (Math.Abs(Vertices[t.p3].Y - iglice[i].Y) < epsilon))
{
pk_3 = new Vector3((float)Vertices[t.p3].X, (float)Vertices[t.p3].Y, iglice[i].wysokosc);
}
}
dPoint pk_4 = new dPoint();
dPoint pk_5 = new dPoint();
pk_5.x = pk_1.X;
pk_5.y = pk_1.Y;
pk_4 = pk_4.CircleCenter(pk_1, pk_2, pk_3);
Vector3 pk_6 = new Vector3();
pk_6 = GetCen(pk_1, pk_2, pk_3);
Vector2 pk_7 = new Vector2(pk_6.X, pk_6.Y);
netDxf.Entities.Line ln_1 = new netDxf.Entities.Line(pk_1, pk_2);
netDxf.Entities.Circle circle_1 = new netDxf.Entities.Circle(pk_6, Math.Sqrt(Math.Pow(pk_1.X - pk_6.X, 2) + Math.Pow(pk_1.Y - pk_6.Y, 2) + Math.Pow(pk_1.Z - pk_6.Z, 2)));
// dxf.AddEntity(circle_1);
//dxf.AddEntity(ln_1);
ln_1 = new netDxf.Entities.Line(pk_2, pk_3);
//dxf.AddEntity(ln_1);
ln_1 = new netDxf.Entities.Line(pk_1, pk_3);
//dxf.AddEntity(ln_1);
wylicz_punkty_2(dxf, pk_1, pk_2, pk_3, pk_6, ref siatka, ref x, ref y);
}
Contour(dxf, siatka, x, y, kontury);
}
}
