public List <int> RefreshStats()
{
SimulationStats.clearStats();
foreach (NetworkNode n in nodes)
{
SimulationStats.total_buffer_full_packet_count += n.stat_buffer_full_packet_count;
SimulationStats.total_packets_gen_count += n.stat_packets_gen;
SimulationStats.total_packets_term_count += n.stat_packets_term;
SimulationStats.total_packets_trans_count += n.stat_packets_trans;
SimulationStats.total_reached_dest_TTL_sum += n.stat_reached_dest_TTL_sum;
SimulationStats.total_TTL_exceeded_packet_count += n.stat_TTL_exceeded_packet_count;
SimulationStats.total_packets_remaining_in_buffers += (n.buffer_in.Count + n.buffer_out.Count);
SimulationStats.total_sum_hops += n.stat_total_hops_count;
}
return(getBufferLoad());
}
private void Run_Click(object sender, EventArgs e)
{
if (nodesLabels != null && nodesLabels.Count > 0)
{
foreach (Label l in nodesLabels)
{
this.groupBox4.Controls.Remove(l);
l.Dispose();
}
nodesLabels = null;
}
if (nodesLoads != null && nodesLoads.Count > 0)
{
foreach (ProgressBar p in nodesLoads)
{
this.groupBox4.Controls.Remove(p);
p.Dispose();
}
nodesLoads = null;
}
if (nodesLoadNumberLabels != null && nodesLoadNumberLabels.Count > 0)
{
foreach (Label l in nodesLoadNumberLabels)
{
this.groupBox4.Controls.Remove(l);
l.Dispose();
}
nodesLoadNumberLabels = null;
}
if (nodesLabels == null || nodesLoadNumberLabels == null || nodesLoads == null)
{
nodesLabels = new List <Label>();
nodesLoadNumberLabels = new List <Label>();
nodesLoads = new List <ProgressBar>();
for (int i = 0; i < (int)this.networkSize.Value * (int)this.networkSize.Value; i++)
{
Label l = new Label();
ProgressBar p = new ProgressBar();
Label l2 = new Label();
l.AutoSize = true;
l.Location = new System.Drawing.Point(4, (i + 1) * 20);
l.Name = "NodeLabel" + (i + 1);
l.Size = new System.Drawing.Size(39, 13);
l.Text = "Node" + (i + 1);
p.Location = new System.Drawing.Point(50, (i + 1) * 20);
p.Name = "NodeProgressBar" + (i + 1);
if (!showBufferNumberUsage)
{
p.Size = new System.Drawing.Size(80, 15);
}
else
{
p.Size = new System.Drawing.Size(110, 15);
}
p.Value = 0;
p.Maximum = (int)this.BufferSize.Value + 1;
p.Minimum = 0;
l2.AutoSize = true;
l2.Location = new System.Drawing.Point(15 + p.Size.Width + l.Size.Width
, (i + 1) * 20);
l2.Name = "NodeLoadNumberLabel" + (i + 1);
l2.BackColor = System.Drawing.Color.Transparent;
l2.Size = new System.Drawing.Size(20, 7);
l2.Text = "";
nodesLoads.Add(p);
nodesLabels.Add(l);
nodesLoadNumberLabels.Add(l2);
this.groupBox4.Controls.Add(p);
this.groupBox4.Controls.Add(l);
if (showBufferNumberUsage)
{
this.groupBox4.Controls.Add(l2);
}
l2.BringToFront();
l2.BringToFront();
l2.BringToFront();
}
}
if (!isRunning && !isPaused)
{
this.splitContainer1.SplitterDistance = 460;
int seed = 0;
if (RandSeed.Text.Length > 0)
{
seed = Int32.Parse(RandSeed.Text);
}
this.simulation = new Simulation((int)this.networkSize.Value, seed);
currentTick = 0;
if (this.RoutingManual.Checked == true)
{
if (textBox1.Text.Length == 0 && textBox2.Text.Length == 0)
{
MessageBox.Show("You need to specify at least one route");
return;
}
try
{
if (textBox1.Text.Length > 0)
{
string tmp = this.textBox1.Text.TrimEnd();
tmp = tmp.TrimStart();
tmp = tmp.Replace("\n", "");
tmp = tmp.Replace("\t", "");
tmp = tmp.Replace("\r", "");
tmp = tmp.Replace(" ", "");
if (tmp.Length > 0 && tmp[0] == ',')
{
tmp = tmp.Remove(0, 1);
}
if (tmp.Length > 0 && tmp[tmp.Length - 1] == ',')
{
tmp = tmp.Remove(tmp.Length - 1, 1);
}
if (tmp.Length == 0)
{
MessageBox.Show("You need to specify at least one route");
return;
}
string[] tmp2 = tmp.Split(',');
List <int> route = new List <int>();
foreach (string text in tmp2)
{
route.Add(Int32.Parse(text));
}
simulation.addManualRoute(route);
}
if (textBox2.Text.Length > 0)
{
string tmp = this.textBox2.Text.TrimEnd();
tmp = tmp.TrimStart();
tmp = tmp.Replace("\n", "");
tmp = tmp.Replace("\t", "");
tmp = tmp.Replace("\r", "");
tmp = tmp.Replace(" ", "");
if (tmp.Length > 0 && tmp[0] == ',')
{
tmp = tmp.Remove(0, 1);
}
if (tmp.Length > 0 && tmp[tmp.Length - 1] == ',')
{
tmp = tmp.Remove(tmp.Length - 1, 1);
}
if (tmp.Length == 0)
{
MessageBox.Show("You need to specify at least one route");
return;
}
string[] tmp2 = tmp.Split(',');
List <int> route = new List <int>();
foreach (string text in tmp2)
{
route.Add(Int32.Parse(text));
}
simulation.addManualRoute(route);
}
if (!simulation.checkManualRoutingAllRoutesConnectivity(true))
{
MessageBox.Show("There is no connectivity between all nodes in the routing!");
return;
}
}
catch (Exception ex)
{
MessageBox.Show("There was an error parsing the manual route" + ex.ToString());
return;
}
SimulationParams.clearParams();
SimulationStats.clearStats();
SimulationParams.routing_algorithm = 3;
}
else if (this.RoutingRandom.Checked == true)
{
SimulationParams.clearParams();
SimulationStats.clearStats();
SimulationParams.routing_algorithm = 2;
}
else if (this.RoutingShortest.Checked == true)
{
SimulationParams.clearParams();
SimulationStats.clearStats();
SimulationParams.routing_algorithm = 1;
}
this.richTextBox1.Text += " \n";
this.richTextBox1.Text += "Simulation started at " + DateTime.Now.ToLongTimeString() + "\n";
isRunning = true;
isPaused = false;
SimulationParams.buffer_size = (int)this.BufferSize.Value;
SimulationParams.lambda = (int)this.lambdaParam.Value;
SimulationParams.network_size = (int)networkSize.Value;
SimulationParams.TTL = (int)this.TTL.Value;
timer1.Enabled = true;
BlockAllFields();
this.Run.Enabled = false;
this.Pause.Enabled = true;
//this.Step.Enabled = false;
this.Stop.Enabled = true;
//this.richTextBox1.Text += "Simulation started at " + DateTime.Now.ToLongTimeString() + "\n";
this.richTextBox1.Text += "with parameters: \n";
this.richTextBox1.Text += "λ = " + SimulationParams.lambda + " packets per simulation step\n";
this.richTextBox1.Text += "TTL (time to live - number of hops after which packet is removed) = " + SimulationParams.TTL + "\n";
this.richTextBox1.Text += "buffer size = " + SimulationParams.buffer_size + " packets\n";
this.richTextBox1.Text += "network size = " + SimulationParams.network_size + "x" + SimulationParams.network_size + " nodes \n";
}
else if (isPaused)
{
this.richTextBox1.Text += "Simulation resumed at " + DateTime.Now.ToLongTimeString() + "\n";
timer1.Enabled = true;
isPaused = false;
isRunning = true;
this.Run.Enabled = false;
this.Pause.Enabled = true;
//this.Step.Enabled = false;
this.Stop.Enabled = true;
}
}
public Simulation(int network_size, int seed = 0)
{
SimulationStats.clearStats();
SimulationParams.network_size = network_size;
List <NetworkNode> nodes = new List <NetworkNode>();
List <Link> links = new List <Link>();
int link_id = 0;
int id = 0;
//i - rows
//j - columns
//up, down, right, left - ids of neighbours
if (SimulationParams.network_size > 0)
{
for (int i = 1; i <= SimulationParams.network_size; i++)
{
for (int j = 1; j <= SimulationParams.network_size; j++)
{
id++;
int right = SimulationParams.network_size * (i - 1) + j + 1;
int left = SimulationParams.network_size * (i - 1) + j - 1;
int up = SimulationParams.network_size * (i - 2) + j;
int down = SimulationParams.network_size * i + j;
//overwrite above values in special cases:
if (i == 1)
{
up = SimulationParams.network_size * (SimulationParams.network_size - 1) + j;
}
if (i == SimulationParams.network_size)
{
down = j;
}
if (j == 1)
{
left = SimulationParams.network_size * i;
}
if (j == SimulationParams.network_size)
{
right = SimulationParams.network_size * (i - 1) + 1;
}
//add links with proper directions
if (i % 2 == 1)
{
links.Add(new Link(++link_id, id, right, Enums.direction.right));
}
if (i % 2 == 0)
{
links.Add(new Link(++link_id, right, id, Enums.direction.left));
}
if (j % 2 == 1)
{
links.Add(new Link(++link_id, id, up, Enums.direction.up));
}
if (j % 2 == 0)
{
links.Add(new Link(++link_id, up, id, Enums.direction.down));
}
//add node
nodes.Add(new NetworkNode(id));
}
}
nc = new NodeController(nodes, links, seed);
}
}
