/// <summary>
/// This is the event handler for SFS Solving Event.
/// It prints out the detailed information on the IPM solve process.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void SolvingEventHandler(object sender, SolvingEventArgs e)
{
if (e[SolverProperties.SolveState].ToString() == "Init")
return;
StringBuilder sb = new StringBuilder();
if ((Int32)e[SolverProperties.IterationCount] == 1)
{
// print the header
sb.AppendLine("Iteration PrimalObjective DualObjective AbsoluteGap");
// Gap is null for the iteration 1
sb.AppendFormat("{0,-9:G2} {1,15:F5} {2,15:F5}{3}", (Int32)e[SolverProperties.IterationCount],
(double)e[InteriorPointProperties.PrimalObjectiveValue],
(double)e[InteriorPointProperties.DualObjectiveValue],
Environment.NewLine);
}
else
sb.AppendFormat("{0,-9:G2} {1,15:F5} {2,15:F5} {3,15:F9}{4}", (Int32)e[SolverProperties.IterationCount],
(double)e[InteriorPointProperties.PrimalObjectiveValue],
(double)e[InteriorPointProperties.DualObjectiveValue],
(double)e[InteriorPointProperties.AbsoluteGap],
Environment.NewLine);
// append the new solve log to the textbox
OnSolveLogUpdated(new SolveLogUpdatedEventArgs(sb.ToString()));
// this is added for demo purpose
Thread.Sleep(50);
}
/// <summary>
/// Raises the <see cref="E:Progress" /> event.
/// </summary>
/// <param name="e">The <see cref="SolvingEventArgs"/> instance containing the event data.</param>
protected virtual void OnEngineStatus(SolvingEventArgs e)
{
this.Progress?.Invoke(this, e);
}
public void SolvingEventHandler(object sender, SolvingEventArgs e)
{
try
{
if (e[SolverProperties.SolveState].ToString() == "Init")
return;
StringBuilder sb = new StringBuilder();
if ((Int32) e[SolverProperties.IterationCount] == 1)
{
// print the header
sb.AppendLine("Iteration PrimalObjective DualObjective AbsoluteGap");
// Gap is null for the iteration 1
sb.AppendFormat("{0,-9:G2} {1,15:F5} {2,15:F5}{3}", (Int32) e[SolverProperties.IterationCount],
(double) e[InteriorPointProperties.PrimalObjectiveValue],
(double) e[InteriorPointProperties.DualObjectiveValue],
Environment.NewLine);
}
else
sb.AppendFormat("{0,-9:G2} {1,15:F5} {2,15:F5} {3,15:F9}{4}", (Int32) e[SolverProperties.IterationCount],
(double) e[InteriorPointProperties.PrimalObjectiveValue],
(double) e[InteriorPointProperties.DualObjectiveValue],
(double) e[InteriorPointProperties.AbsoluteGap],
Environment.NewLine);
Logger.Debug(sb.ToString(), typeof (RvolSolver));
}
catch
{
}
}
/// <summary>
/// Called when progress event is raised.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="SolvingEventArgs"/> instance containing the event data.</param>
private void OnProgress(object sender, SolvingEventArgs e)
{
this.ProgressTextBlock.Text = e.ProgressState == StateValue.OnTheWay ? $"Moving to X:{e.Position.X} Y:{e.Position.Y}" : $"Target reached at X:{e.Position.X} Y:{e.Position.Y}";
this.MovesTextBlock.Text = e.Moves.ToString();
}
/// <summary>
/// This is the event handler for SFS Solving Event.
/// It prints out the detailed information on the IPM solve process.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void SolvingEventHandler(object sender, SolvingEventArgs e)
{
if (e[SolverProperties.SolveState].ToString() == "Init")
return;
StringBuilder sb = new StringBuilder();
if ((Int32)e[SolverProperties.IterationCount] == 1)
{
// print the header
sb.AppendLine("Iteration PrimalObjective DualObjective AbsoluteGap");
// Gap is null for the iteration 1
sb.AppendFormat("{0,-9:G2} {1,15:F5} {2,15:F5}{3}", (Int32)e[SolverProperties.IterationCount],
(double)e[InteriorPointProperties.PrimalObjectiveValue],
(double)e[InteriorPointProperties.DualObjectiveValue],
Environment.NewLine);
}
else
sb.AppendFormat("{0,-9:G2} {1,15:F5} {2,15:F5} {3,15:F9}{4}", (Int32)e[SolverProperties.IterationCount],
(double)e[InteriorPointProperties.PrimalObjectiveValue],
(double)e[InteriorPointProperties.DualObjectiveValue],
(double)e[InteriorPointProperties.AbsoluteGap],
Environment.NewLine);
// append the new solve log to the textbox
OnSolveLogUpdated(new SolveLogUpdatedEventArgs(sb.ToString()));
// this is added for demo purpose
Thread.Sleep(50);
}
