private void button_start_Click(object sender, EventArgs e) { if (Convert.ToDouble(textBox_borderAccuracy.Text) < Convert.ToDouble(textBox_eps.Text)) { System.Windows.MessageBox.Show("Лучше так не делать, точность выхода на границу меньше, чем контроль локальной погрешности!"); return; } CounterOfTests++; dataGridView_MetodInfo.Rows.Clear(); dataGridView_TaskInfo.Rows.Clear(); Function Func = new Function(); Func.SetFunction(Convert.ToDouble(textBox_alfa.Text), Convert.ToDouble(textBox_sigma.Text)); FunkDelegate function = Func.FunctionValue; TrueSolution trueSolution = new TrueSolution(Convert.ToDouble(textBox_alfa.Text), Convert.ToDouble(textBox_sigma.Text), Convert.ToDouble(textBox_u_0.Text)); Runge_Kutta_2 RK_2 = new Runge_Kutta_2(); RK_2.Init(Convert.ToDouble(textBox_x_0.Text), Convert.ToDouble(textBox_u_0.Text), Convert.ToDouble(textBox_h.Text), Convert.ToDouble(textBox_eps.Text), Convert.ToDouble(textBox_borderAccuracy.Text), Convert.ToInt32(textBox_max_iter.Text), function, checkBox_StepControl.Checked); RK_2.Run(); cartesianChart1.Series.Add(new LineSeries { Title = "Численное решение #" + Convert.ToString(CounterOfTests), Values = new ChartValues <ObservablePoint>(RK_2 .GetPoints() .Select(_ => new ObservablePoint(_.X, _.V))), PointGeometrySize = 5 }); List <MetodInfo> metodInfos = RK_2.GetMetodInfos(); metodInfos.ForEach(_ => dataGridView_MetodInfo.Rows.Add (_.Iteration, _.H, _.X, _.V, _.UHalf, _.V - _.UHalf, _.S, _.e, _.UCorr, _.V, trueSolution.FunctionValue(_.X), Math.Abs(trueSolution.FunctionValue(_.X) - _.V).ToString("F8"), _.CountMinusH, _.CountPlusH)); dataGridView_MetodInfo.AutoResizeColumns(); TaskInfo taskInfo = new TaskInfo(CounterOfTests, Convert.ToDouble(textBox_alfa.Text), Convert.ToDouble(textBox_sigma.Text), Convert.ToDouble(textBox_x_0.Text), Convert.ToDouble(textBox_u_0.Text), Convert.ToDouble(textBox_h.Text), Convert.ToDouble(textBox_eps.Text), Convert.ToInt32(textBox_max_iter.Text)); dataGridView_TaskInfo.Rows.Add(taskInfo.Number, taskInfo.Alfa, taskInfo.Sigma, taskInfo.X0, taskInfo.U0, taskInfo.h0, taskInfo.e, taskInfo.Max_iteration); listExperimentInfos.Add(new ExperimentInfo(taskInfo, metodInfos)); comboBox_TaskSelector.Items.Add("Тест №" + Convert.ToString(CounterOfTests)); richTextBox_log.AppendText(" Время вытекания жидкости в Тесте №" + Convert.ToString(CounterOfTests) + ": " + RK_2.GetResultTime() + " секунд.\n"); }
private void comboBox_TaskSelector_SelectedIndexChanged(object sender, EventArgs e) { dataGridView_MetodInfo.Rows.Clear(); dataGridView_TaskInfo.Rows.Clear(); int index = comboBox_TaskSelector.SelectedIndex; TrueSolution trueSolution = new TrueSolution(listExperimentInfos[index].TaskInformation.Alfa, listExperimentInfos[index].TaskInformation.Sigma, listExperimentInfos[index].TaskInformation.U0); dataGridView_TaskInfo.Rows.Add(listExperimentInfos[index].TaskInformation.Number, listExperimentInfos[index].TaskInformation.Alfa, listExperimentInfos[index].TaskInformation.Sigma, listExperimentInfos[index].TaskInformation.X0, listExperimentInfos[index].TaskInformation.U0, listExperimentInfos[index].TaskInformation.h0, listExperimentInfos[index].TaskInformation.e, listExperimentInfos[index].TaskInformation.Max_iteration); listExperimentInfos[index].MetodInformation.ForEach(_ => dataGridView_MetodInfo.Rows.Add (_.Iteration, _.H, _.X, _.V, _.UHalf, _.V - _.UHalf, _.S, _.e, _.UCorr, _.V, trueSolution.FunctionValue(_.X), Math.Abs(trueSolution.FunctionValue(_.X) - _.V).ToString("F8"), _.CountMinusH, _.CountPlusH)); }
private void button_trueSolution_Click(object sender, EventArgs e) { TrueSolution trueSolution = new TrueSolution(Convert.ToDouble(textBox_alfa.Text), Convert.ToDouble(textBox_sigma.Text), Convert.ToDouble(textBox_u_0.Text)); trueSolution.FindPoints(); cartesianChart1.Series.Add(new LineSeries { Title = "Истинное решение", Values = new ChartValues <ObservablePoint>(trueSolution .GetPoints() .Select(_ => new ObservablePoint(_.X, _.V))), PointGeometry = DefaultGeometries.Square, Stroke = new System.Windows.Media.SolidColorBrush(System.Windows.Media.Color.FromRgb(107, 185, 69)), PointGeometrySize = 5 }); }