public void ScheduleTasks()
{
int step = 0;
int ProcessIndex = 0;
List <PeriodicProcess> ProcessQueue = new List <PeriodicProcess>();
while (step < LeastCommonMultiple)
{
if (CPRemaining == 1) //Current Process has been finished
{
CurrentProcess = null;
}
if (CurrentProcess != null) //If there is a process running, Decrease remaining steps
{
CPRemaining -= 1;
}
else // If it is free, run a process
{
for (int i = 0; i < Processes.Count; i++)
{
if (step >= Processes[i].DeadlineStep)
{
Processes[i].CanProcess = true;
Processes[i].NextDeadline();
}
if (Processes[i].CanProcess)
{
ProcessQueue.Add(Processes[i]);
}
}
if (ProcessQueue.Count > 0)
{
ProcessIndex = PickProcess(ProcessQueue);
CurrentProcess = Processes.Find(o => o.Number == ProcessQueue[ProcessIndex].Number);
CPRemaining = RunProcess(CurrentProcess);
Console.WriteLine("Index: " + (CurrentProcess.Number + 1) + " on step " + step);
}
else
{
Console.WriteLine("No process executed on step " + step);
}
}
if (CurrentProcess != null)
{
UIMgr.DrawRect(CurrentProcess.Number, CurrentProcess.color, step);
}
UIMgr.DrawStepLabel(step);
++step;
ProcessQueue.Clear();
}
}
public void GenerateAndRun()
{
for (int i = 0; i < BurstPeriodTimes.Count; i++)
{
PeriodicProcess pp = new PeriodicProcess(BurstPeriodTimes[i].Item1, BurstPeriodTimes[i].Item2);
processes.Add(pp);
}
// Generating the process manager, giving the list as the parameter
try
{
PeriodicProcessManager ProcessMgr = new PeriodicProcessManager(processes);
ProcessMgr.ScheduleTasks();
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
int RunProcess(PeriodicProcess _process)
{
_process.CanProcess = false;
return(_process.ExecutionTime);
}
