Exemplo n.º 1
0
        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);
        }
Exemplo n.º 2
0
 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)));
 }
Exemplo n.º 3
0
        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);
            }
        }