public bool RMS(Task[] tasks, TaskSetInfo tasksetinfo)
{
bool feasible = false;
//Uses RMS to return true if feasible, false if not
for (int i = 0; i <= tasksetinfo.PeriodLCM; i++)
{
}
if (feasible == true)
{
return(true);
}
else
{
return(false);
}
}
private void cmdGo_Click(object sender, EventArgs e)
{
int i, n = 0;
double period, execution, total_utilization = 0;
if (!String.IsNullOrWhiteSpace(txtTask1Period.Text))
{
n++;
}
if (!String.IsNullOrWhiteSpace(txtTask2Period.Text))
{
n++;
}
if (!String.IsNullOrWhiteSpace(txtTask3Period.Text))
{
n++;
}
if (!String.IsNullOrWhiteSpace(txtTask4Period.Text))
{
n++;
}
if (!String.IsNullOrWhiteSpace(txtTask5Period.Text))
{
n++;
}
double[] numbers = new double[n];
Task[] tasks = new Task[n];
for (i = 0; i < n; i++)
{
switch (i)
{
case 0:
double.TryParse(txtTask1Period.Text, out period);
double.TryParse(txtTask1Execution.Text, out execution);
numbers[i] = period;
tasks[i] = new Task(i, period, execution);
txtTask1Utilization.Text = tasks[i].Utilization.ToString();
break;
case 1:
double.TryParse(txtTask2Period.Text, out period);
double.TryParse(txtTask2Execution.Text, out execution);
numbers[i] = period;
tasks[i] = new Task(i, period, execution);
txtTask2Utilization.Text = tasks[i].Utilization.ToString();
break;
case 2:
double.TryParse(txtTask3Period.Text, out period);
double.TryParse(txtTask3Execution.Text, out execution);
numbers[i] = period;
tasks[i] = new Task(i, period, execution);
txtTask3Utilization.Text = tasks[i].Utilization.ToString();
break;
case 3:
double.TryParse(txtTask4Period.Text, out period);
double.TryParse(txtTask4Execution.Text, out execution);
numbers[i] = period;
tasks[i] = new Task(i, period, execution);
txtTask4Utilization.Text = tasks[i].Utilization.ToString();
break;
case 4:
double.TryParse(txtTask5Period.Text, out period);
double.TryParse(txtTask5Execution.Text, out execution);
numbers[i] = period;
tasks[i] = new Task(i, period, execution);
txtTask5Utilization.Text = tasks[i].Utilization.ToString();
break;
default:
break;
}
total_utilization += tasks[i].Utilization;
}
TaskSetInfo tasksetinfo = new TaskSetInfo(n, total_utilization);
tasksetinfo.FindLCM(numbers);
for (i = 0; i < n; i++)
{
tasks[i].FindDeadlines(tasksetinfo.PeriodLCM);
}
txtTotalUtilization.Text = tasksetinfo.TotalUtilization.ToString();
txtOverloaded.Text = tasksetinfo.Overload.ToString();
txtGuaranteedLevel.Text = tasksetinfo.GuaranteedLevel.ToString();
txtGuaranteed.Text = tasksetinfo.Guaranteed.ToString();
txtLCM.Text = tasksetinfo.PeriodLCM.ToString();
if (tasksetinfo.Overload == true && tasksetinfo.Feasible == false)
{
txtFeasible.Text = "No, overloaded";
}
else if (tasksetinfo.Guaranteed == true && tasksetinfo.Feasible == true)
{
txtFeasible.Text = "Yes, guaranteed by RMS";
}
else if (tasksetinfo.Guaranteed == false)
{
txtFeasible.Text = "Unclear, test up to LCM of periods";
}
cmdRandom.Enabled = false;
cmdGo.Enabled = false;
}
