public void populate()
{
listbar = new LoadBar2[Numpro];
prolist = new ProcessRR[Numpro];
double mean = (double)(Max + Min) / (double)2;
double stdDev = (double)(Max - Min) / (double)6;
for (int i = 0; i < Numpro; i++)
{
prolist[i] = new ProcessRR();
prolist[i].Num = i;
if (ran == true)
{
prolist[i].Arrival = Normal(mean, stdDev, Max, Min);
prolist[i].Burst = Normal(mean, stdDev, Max, Min);
}
else
{
prolist[i].Arrival = 0;
prolist[i].Burst = 1;
}
flowLayoutPanel1.Controls.Add(prolist[i]);
}
}
private void prostart(ProcessRR p1)
{
ProcessRR k = new ProcessRR();
k = p1;
listbar[p1.Num] = new LoadBar2();
listbar[p1.Num].Max = k.Burst;
listbar[p1.Num].setMax();
Label k1 = new Label();
Label k2 = new Label();
k1.Text = "P" + p1.Num.ToString();
k2.Text = "Start Time " + p1.Start.ToString();
int i = tableLayoutPanel1.ColumnCount++;
tableLayoutPanel1.Controls.Add(k1, i - 1, 0);
tableLayoutPanel1.Controls.Add(listbar[p1.Num].b1, i - 1, 1);
tableLayoutPanel1.Controls.Add(k2, i - 1, 2);
k.proStart();
listbar[p1.Num].proStart();
}
private void Sched()
{
simulate = new Queue <int>();
time = new Queue <int>();
dosched = new ProcessRR[Numpro];
for (int i = 0; i < Numpro; i++)
{
dosched[i] = new ProcessRR();
dosched[i].Arrival = prolist[i].Arrival;
dosched[i].Burst = prolist[i].Burst;
dosched[i].Num = i;
}
quantum = Convert.ToInt32(txtQuantum.Text.Trim());
int total_Turnaround = 0;
int total_WaitT = 0;
//string la = "";
//for (int i = 0; i < Numpro; i++)
//{
// la += prolist[i].End.ToString() + "-" + prolist[i].Num + " ";
//}
//MessageBox.Show(la);
for (int k = 0; k < Numpro; k++)
{
for (int i = k + 1; i < Numpro; i++)
{
if (dosched[k].Arrival > dosched[i].Arrival || ((dosched[i].Arrival == dosched[k].Arrival) && (dosched[k].Num > dosched[i].Num)))
{
ProcessRR temp = new ProcessRR();
temp = dosched[i];
dosched[i] = dosched[k];
dosched[k] = temp;
}
}
}
int[] burst_remaining = new int[Numpro];
for (int i = 0; i < Numpro; i++)
{
burst_remaining[i] = dosched[i].Burst;
}
int idx;
time.Enqueue(dosched[0].Arrival);
Queue <int> q = new Queue <int>();
int current_time = 0;
q.Enqueue(0);
simulate.Enqueue(dosched[0].Num);
int completed = 0;
int[] mark = new int[Numpro];
mark[0] = 1;
while (completed != Numpro)
{
idx = q.Dequeue();
if (burst_remaining[idx] == dosched[idx].Burst)
{
if (current_time > dosched[idx].Arrival)
{
dosched[idx].Start = current_time;
}
else
{
dosched[idx].Start = dosched[idx].Arrival;
}
//dosched[idx].Start = max(current_time, dosched[idx].Arrival);
current_time = dosched[idx].Start;
}
if (burst_remaining[idx] - quantum > 0)
{
burst_remaining[idx] -= quantum;
current_time += quantum;
}
else
{
current_time += burst_remaining[idx];
burst_remaining[idx] = 0;
completed++;
dosched[idx].End = current_time;
dosched[idx].Turnaround = dosched[idx].End - dosched[idx].Arrival;
dosched[idx].WaitT = dosched[idx].Turnaround - dosched[idx].Burst;
total_Turnaround += dosched[idx].Turnaround;
total_WaitT += dosched[idx].WaitT;
}
time.Enqueue(current_time);
for (int i = 1; i < Numpro; i++)
{
if (burst_remaining[i] > 0 && dosched[i].Arrival <= current_time && mark[i] == 0)
{
q.Enqueue(i);
simulate.Enqueue(dosched[i].Num);
mark[i] = 1;
}
}
if (burst_remaining[idx] > 0)
{
q.Enqueue(idx);
simulate.Enqueue(dosched[idx].Num);
}
if (q.Count() == 0)
{
for (int i = 1; i < Numpro; i++)
{
if (burst_remaining[i] > 0)
{
q.Enqueue(i);
simulate.Enqueue(dosched[i].Num);
mark[i] = 1;
break;
}
}
}
}
avg_Turnaround = Math.Round((double)total_Turnaround / (double)Numpro, 2);
avg_WaitT = Math.Round((double)total_WaitT / (double)Numpro, 2);
for (int i = 0; i < Numpro; i++)
{
for (int k = 0; k < Numpro; k++)
{
if (dosched[i].Num == prolist[k].Num)
{
prolist[k].End = dosched[i].End;
prolist[k].Start = dosched[i].Start;
prolist[k].WaitT = dosched[i].WaitT;
}
}
}
//MessageBox.Show(la);
}
private void proresume(ProcessRR p1)
{
p1.proStart();
listbar[p1.Num].proStart();
}
private void prostop(ProcessRR p1)
{
p1.proStop();
listbar[p1.Num].proStop();
}
