private void Compute(RootFinder finder,double xmin, double xmax) {
try {
System.Diagnostics.Stopwatch watch=new System.Diagnostics.Stopwatch();
this.RichTextBoxTestsResult.AppendText(finder.GetType().Name.Replace("RootFinder","'s method\n"));
finder.Iterations=(int)this.NumericUpDownDistributionSize.Value;
double accuracy=0.0;
if(double.TryParse(this.textBox3.Text,out accuracy)) finder.Accuracy=accuracy;
watch.Reset();
watch.Start();
double root=finder.Solve(xmin,xmax,false);
watch.Stop();
double duration=(double)watch.ElapsedTicks/(double)System.Diagnostics.Stopwatch.Frequency;
this.RichTextBoxTestsResult.AppendText(" root is "+root.ToString()+"\n");
this.RichTextBoxTestsResult.AppendText(" computation time "+duration.ToString("#0.000000")+" s\n\n");
} catch(Exception ex) {
this.RichTextBoxTestsResult.AppendText(ex.Message+"\n\n");
}
}
private void OnButtonGenerateDistributionClick(object sender, EventArgs e)
{
double xmin, xmax;
UnaryFunction func = null;
this.RichTextBoxTestsResult.Clear();
try {
string[] szrange = this.textBox2.Text.Split(new char[] { ';' });
xmin = double.Parse(szrange[0]);
xmax = double.Parse(szrange[1]);
} catch {
this.RichTextBoxTestsResult.AppendText("Range invalide");
return;
}
try {
// Parse the function
this.RichTextBoxTestsResult.AppendText("Function compilation ...");
func = m_Parser.Parse(this.textBox1.Text.Remove(0, 5));
// Test it
double t = func((xmax - xmin) / 2.0);
this.RichTextBoxTestsResult.AppendText("ok\n");
} catch (Exception ex) {
this.RichTextBoxTestsResult.AppendText("error :\n" + ex.Message);
return;
}
try {
// Draw the chart
this.RichTextBoxTestsResult.AppendText("Drawing the chart ...");
RefreshChart(func, xmin, xmax);
this.RichTextBoxTestsResult.AppendText("ok\n\n");
} catch (Exception ex) {
this.RichTextBoxTestsResult.AppendText("error :\n" + ex.Message);
return;
}
foreach (Type type in m_ClassesToTest)
{
RootFinder finder = (RootFinder)Activator.CreateInstance(type, new object[] { func });
Compute(finder, xmin, xmax);
}
}
private void Compute(RootFinder finder, double xmin, double xmax)
{
try {
System.Diagnostics.Stopwatch watch = new System.Diagnostics.Stopwatch();
this.RichTextBoxTestsResult.AppendText(finder.GetType().Name.Replace("RootFinder", "'s method\n"));
finder.Iterations = (int)this.NumericUpDownDistributionSize.Value;
double accuracy = 0.0;
if (double.TryParse(this.textBox3.Text, out accuracy))
{
finder.Accuracy = accuracy;
}
watch.Reset();
watch.Start();
double root = finder.Solve(xmin, xmax, false);
watch.Stop();
double duration = (double)watch.ElapsedTicks / (double)System.Diagnostics.Stopwatch.Frequency;
this.RichTextBoxTestsResult.AppendText(" root is " + root.ToString() + "\n");
this.RichTextBoxTestsResult.AppendText(" computation time " + duration.ToString("#0.000000") + " s\n\n");
} catch (Exception ex) {
this.RichTextBoxTestsResult.AppendText(ex.Message + "\n\n");
}
}
