private void SimUpdate(object sender, EventArgs e)
{
if (CurrentSimulator.SimRunning)
{
CurrentSimulator.Update();
//Graphing may fail with too few points
if (CurrentSimulator.GetNumberOfTicks() >= 5)
{
if (CurrentGraph != null)
{
CurrentGraph.PlotAll();
}
}
NumberOfUpdates++;
foreach (var component in circuit.Components)
{
component.UpdateFromSimulation(NumberOfUpdates, CurrentSimulator, SimulationEvent.TICK);
}
Quantity netVolt = new Quantity("v", "v", "V");
foreach (var wire in circuit.Wires)
{
int varId = CurrentSimulator.GetNetVoltageVarId(wire.NetName);
if (varId != -1)
{
netVolt.Val = CurrentSimulator.GetValueOfVar(varId, 0);
wire.ToolTip = netVolt.ToFixedString();
}
else
{
wire.ToolTip = "";
}
}
//Run every second
if ((NumberOfUpdates % 20) == 0)
{
Quantity simulationTime = new Quantity("t", "Simulation Time", "s");
simulationTime.Val = CurrentSimulator.GetCurrentTime();
StatusText.Text = "Interactive Simulation Running | t=" + simulationTime.ToFixedString();
}
}
else
{
StatusText.Text = "Ready";
NumberOfUpdates = 0;
UpdateTimer.Stop();
}
Util.DoEvents();
}
//Called so that a component can update its appearance based on the simulation. Used, for example, by LEDs.
//Passes what type of event has happened, and the total number of updates that have occurred if it is a tick event
public virtual void UpdateFromSimulation(int numberOfUpdates, Simulator sim, SimulationEvent eventType)
{
if (eventType == SimulationEvent.STARTED)
{
ConnectedPinVariables.Clear();
//Generate list of pin variables
//Using ConnectedNets as a source of pin numbers
foreach (int pin in ConnectedNets.Keys)
{
ConnectedPinVariables.Add(pin, new List <int>());
}
Regex regex = new Regex(@"\{([0-9]+)\}");
foreach (string netlistLine in UnmergedNetlist.Split(new char[] { '\n' }))
{
string[] parts = netlistLine.Trim().Split(new char[] { ' ' });
if (parts.Length >= 3)
{
//Ignore fixed voltage nets
if (parts[0] != "NET")
{
for (int i = 2; i < parts.Length; i++)
{
//Look for connections to pin
if (regex.IsMatch(parts[i]))
{
int thisPinNum = int.Parse(regex.Matches(parts[i])[0].Groups[1].Value);
//Determine pin number of the subcircuit component based on position
int simPinNum = i - 1;
string simCompName = parts[1].Replace("{r}", ID);
int varId = sim.GetComponentPinCurrentVarId(simCompName, simPinNum);
if (varId != -1)
{
ConnectedPinVariables[thisPinNum].Add(varId);
}
}
}
}
}
}
}
else if (eventType == SimulationEvent.TICK)
{
if ((numberOfUpdates % 2) == 0)
{
Quantity current = new Quantity("I", "Current", "A");
Quantity voltage = new Quantity("V", "Voltage", "V");
foreach (var pin in ConnectedNets.Keys)
{
string label = "";
if (PinNames.ContainsKey(pin))
{
label = PinNames[pin] + "\r\n";
}
else
{
label = "Pin " + pin + "\r\n";
}
int netVarId = sim.GetNetVoltageVarId(ConnectedNets[pin]);
if (netVarId != -1)
{
voltage.Val = sim.GetValueOfVar(netVarId, 0);
label += voltage.ToFixedString();
}
if (ConnectedPinVariables.ContainsKey(pin))
{
if (ConnectedPinVariables[pin].Count > 0)
{
current.Val = 0;
foreach (int pinVar in ConnectedPinVariables[pin])
{
current.Val += sim.GetValueOfVar(pinVar, 0);
}
string dir = "";
if (current.Val < 0)
{
dir = "out";
}
if (current.Val > 0)
{
dir = "in";
}
current.Val = Math.Abs(current.Val);
label += "\r\n" + current.ToFixedString() + " " + dir;
}
}
foreach (Path p in Children.OfType <Path>())
{
if (p.Name == ("pin" + pin))
{
p.ToolTip = label;
}
}
}
}
}
else if (eventType == SimulationEvent.STOPPED)
{
foreach (int pin in ConnectedNets.Keys)
{
if (PinNames.ContainsKey(pin))
{
foreach (Path p in Children.OfType <Path>())
{
if (p.Name == ("pin" + pin))
{
p.ToolTip = PinNames[pin];
}
}
}
else
{
foreach (Path p in Children.OfType <Path>())
{
if (p.Name == ("pin" + pin))
{
p.ToolTip = "Pin " + pin;
}
}
}
}
}
}