public CSplineSubinterval(CPoint p1, CPoint p2, double df, double ddf) { _p1 = p1; _p2 = p2; B = ddf; C = df; D = p1.Y; A = (_p2.Y - B * Math.Pow(_p2.X - _p1.X, 2) - C * (_p2.X - _p1.X) - D) / Math.Pow(_p2.X - _p1.X, 3); }
public CSplineSubinterval(CPoint p1, CPoint p2, double df, double ddf) { point1 = p1; point2 = p2; B = ddf; C = df; D = point1.Y; A = (point2.Y - B * Math.Pow(point2.X - point1.X, 2) - C * (point2.X - point1.X) - D) / Math.Pow(point2.X - point1.X, 3); }
private void pictureBox1_MouseDown(object sender, MouseEventArgs e) { Console.WriteLine("x: " + e.X + "; y: " + e.Y); if ((splineModel != null) && (splineModel.Points != null)) { foreach (CPoint point in splineModel.Points) { if ((point.X >= e.X - 4) && (point.X <= e.X + 4) && (point.Y >= e.Y - 4) && (point.Y <= e.Y + 4)) { Console.WriteLine("Координаты точки: " + point.X + ':' + point.Y); selectedPoint = point; } } } }
private void button1_Click(object sender, EventArgs e) { var random = new Random(); var points = new CPoint[(int)numericUpDown1.Value]; var interval = (pictureBox1.Width - 20) / (int)numericUpDown1.Value; for (var i = 0; i < (int)numericUpDown1.Value; i++) { points[i] = new CPoint(random.Next(10 + interval * i, 10 + interval * (i + 1)), random.Next(10, pictureBox1.Height - 10)); } _model = new CSpline(points); vScrollBar1.Value = 0; vScrollBar2.Value = 0; SetD1ToModel(); GetDerivatesFromModel(); Draw(); }
private void button1_Click(object sender, EventArgs e) { var random = new Random(); int val = decimal.ToInt32(numericUpDown1.Value); CPoint[] points = new CPoint[val]; var interval = (pictureBox1.Width - 20) / val; for (int i = 0; i < val; i++) { points[i] = new CPoint(random.Next(10 + interval * i, 10 + interval * (i + 1)), random.Next(10, pictureBox1.Height - 10)); } splineModel = new CSpline(points); vScrollBar1.Value = 0; vScrollBar2.Value = 0; SetD1ToModel(); GetDerivatesFromModel(); Draw(); }