public List <Lot> GetInitialLots(string wc, string inputDirectory, string outputDirectory, DateTime initialDateTime, WaferFabSettings waferFabSettings)
{
// Create an instance of a simulation class to retrieve lot steps
Simulation simulation = new Simulation("CSSLWaferFabArea", outputDirectory);
WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);
WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);
// Sequences
foreach (var sequence in waferFabSettings.Sequences)
{
waferFab.AddSequence(sequence.Key, sequence.Value);
}
// LotSteps
waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);
// Read initial lots
RealSnapshotReader reader = new RealSnapshotReader();
List <RealSnapshot> realSnapshots = reader.Read(Path.Combine(inputDirectory, "SerializedFiles", reader.GetRealSnapshotString(initialDateTime)), 1);
RealSnapshot realSnapShot = realSnapshots.Where(x => x.Time == initialDateTime).First();
List <RealLot> initialRealLots = realSnapShot.GetRealLots(1).Where(x => x.LotActivity.WorkStation == wc).ToList();
List <Lot> initialLots = initialRealLots.Select(x => x.ConvertToLotArea(0, waferFabSettings.Sequences, initialDateTime)).ToList();
return(initialLots);
}
static void Main(string[] args)
{
string inputDirectory = @"C:\CSSLWaferFab\Input\WSC2021paper";
string outputDirectory = @"C:\CSSLWaferFab\Output\WSC2021paper";
string eptParameterFile = @"FittedEPTParameters - 2019-6-1.csv";
List <string> workcenters = new List <string> {
"PHOTOLITH", "FURNACING", "DRY ETCH"
};
List <string> SOvsLDO = new List <string> {
"SO", "LDO"
};
//List<string> SOvsLDO = new List<string> { "LDO"};
foreach (string wc in workcenters)
{
WaferFabSettings waferFabSettings = Deserializer.DeserializeWaferFabSettings(Path.Combine(inputDirectory, "SerializedFiles", $"WaferFabSettings_{wc}_WithLotStarts.dat"));
foreach (string overtaking in SOvsLDO)
{
bool lotStepOvertaking = overtaking == "SO" ? false : true;
#region Initializing simulation
Simulation simulation = new Simulation(wc, outputDirectory);
#endregion
#region Experiment settings
simulation.MyExperiment.NumberOfReplications = 10;
simulation.MyExperiment.LengthOfReplication = 60 * 60 * 24 * 91; // September and October
simulation.MyExperiment.LengthOfWarmUp = 60 * 60 * 24 * 30;
DateTime initialDateTime = new DateTime(2019, 08, 01);
#endregion
#region WaferFab settings
EPTDistributionReader distributionReader = new EPTDistributionReader(Path.Combine(inputDirectory, "CSVs"), waferFabSettings.WorkCenters, waferFabSettings.LotStepsPerWorkStation);
waferFabSettings.WCServiceTimeDistributions = distributionReader.GetServiceTimeDistributions(eptParameterFile);
waferFabSettings.WCOvertakingDistributions = distributionReader.GetOvertakingDistributions(lotStepOvertaking);
waferFabSettings.WCDispatcherTypes[wc] = DispatcherBase.Type.EPTOVERTAKING;
#endregion
#region Make starting lots
AutoDataReader dataReader = new AutoDataReader(Path.Combine(inputDirectory, "Auto"), Path.Combine(inputDirectory, "SerializedFiles"));
#endregion
#region Building the model
WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);
WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);
// Connect workcenter to WIPDependentDistribution
EPTDistribution distr = (EPTDistribution)waferFabSettings.WCServiceTimeDistributions[wc];
distr.WorkCenter = workCenter;
EPTOvertakingDispatcher dispatcher = new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", waferFabSettings.WCOvertakingDistributions[wc]);
workCenter.SetDispatcher(dispatcher);
// Connect workcenter to OvertakingDistribution
waferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;
waferFab.AddWorkCenter(workCenter.Name, workCenter);
// Sequences
foreach (var sequence in waferFabSettings.Sequences)
{
waferFab.AddSequence(sequence.Key, sequence.Value);
}
// LotSteps
waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);
// LotGenerator
waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(60), true));
// Add lotstarts
waferFab.LotStarts = waferFabSettings.LotStarts;
// Add observers
LotOutObserver lotOutObserver = new LotOutObserver(simulation, wc + "_" + overtaking + "LotOutObserver");
dispatcher.Subscribe(lotOutObserver);
OptimiserObserver optimiserObserver = new OptimiserObserver(simulation, "TotalQueueObserver");
workCenter.Subscribe(optimiserObserver);
#endregion
#region Read initial lots
//RealSnapshotReader reader = new RealSnapshotReader();
//List<RealSnapshot> realSnapshots = reader.Read(Path.Combine(inputDirectory, "SerializedFiles", reader.GetRealSnapshotString(initialDateTime)), 1);
//RealSnapshot realSnapShot = realSnapshots.Where(x => x.Time == initialDateTime).First();
//List<string> lotSteps = workCenter.LotSteps.Select(x => x.Name).ToList();
//List<RealLot> initialRealLots = realSnapShot.GetRealLots(1).Where(x => lotSteps.Contains(x.IRDGroup)).ToList();
//List<Lot> initialLots = initialRealLots.Select(x => x.ConvertToLotArea(0, waferFabSettings.Sequences, initialDateTime)).ToList();
//waferFab.InitialLots = initialLots;
#endregion
simulation.Run();
#region Reporting
SimulationReporter reporter = simulation.MakeSimulationReporter();
reporter.PrintSummaryToConsole();
#endregion
}
}
}
static void Main(string[] args)
{
List <string> workcenters = new List <string>()
{
"BACKGRIND", "BATCH UP", "CMP", "DICE", "DRY ETCH", "ELEC TEST", "EVAPORATION", "FURNACING", "IMPLANT",
"INSPECTION", "LPCVD", "MERCURY", "NITRIDE DEP", "OFF LINE INK", "PACK", "PHOTOLITH", "PROBE", "REPORTING",
"SAMPLE TEST", "SPUTTERING", "WET ETCH"
};
DateTime initialDateTime = new DateTime(2019, 10, 1);
string inputDirectory = @"C:\CSSLWaferFab\Input";
string outputDirectory = @"C:\CSSLWaferFab\Output\WaferFabArea";
string eptParameterFile = @"FittedEPTParameters - 2019-6-1.csv";
RealSnapshotReader reader = new RealSnapshotReader();
List <RealSnapshot> realSnapshots = reader.Read(Path.Combine(inputDirectory, "SerializedFiles", reader.GetRealSnapshotString(initialDateTime)), 1);
RealSnapshot realSnapShot = realSnapshots.Where(x => x.Time == initialDateTime).First();
//workcenters = new List<string>() {"INSPECTION"};
foreach (string workcenter in workcenters)
{
#region Parameters
string wc = workcenter;
bool isFitted = false; // true = fitted, false = optimised
bool lotStepOvertaking = true;
#endregion
#region Initializing simulation
Simulation simulation = new Simulation(wc, outputDirectory);
#endregion
#region Experiment settings
simulation.MyExperiment.NumberOfReplications = 30;
DateTime finalDateTime = new DateTime(2019, initialDateTime.Month + 2, 1);
simulation.MyExperiment.LengthOfReplication = (finalDateTime - initialDateTime).TotalSeconds; // Number of seconds between two months
simulation.MyExperiment.LengthOfWarmUp = 60 * 60 * 24 * 0;
#endregion
#region WaferFab settings
WaferFabSettings waferFabSettings = Deserializer.DeserializeWaferFabSettings(Path.Combine(inputDirectory, "SerializedFiles", $"WaferFabSettings_{wc}_WithLotStarts.dat"));
EPTDistributionReader distributionReader = new EPTDistributionReader(Path.Combine(inputDirectory, "CSVs"), waferFabSettings.WorkCenters, waferFabSettings.LotStepsPerWorkStation);
waferFabSettings.WCServiceTimeDistributions = distributionReader.GetServiceTimeDistributions(eptParameterFile);
waferFabSettings.WCOvertakingDistributions = distributionReader.GetOvertakingDistributions(lotStepOvertaking);
waferFabSettings.WCDispatcherTypes[workcenter] = DispatcherBase.Type.EPTOVERTAKING;
#endregion
#region Make starting lots
AutoDataReader dataReader = new AutoDataReader(Path.Combine(inputDirectory, "Auto"), Path.Combine(inputDirectory, "SerializedFiles"));
#endregion
#region Building the model
WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);
WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);
// Connect workcenter to WIPDependentDistribution
EPTDistribution distr = (EPTDistribution)waferFabSettings.WCServiceTimeDistributions[wc];
distr.WorkCenter = workCenter;
EPTOvertakingDispatcher dispatcher = new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", waferFabSettings.WCOvertakingDistributions[wc]);
workCenter.SetDispatcher(dispatcher);
// Connect workcenter to OvertakingDistribution
waferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;
waferFab.AddWorkCenter(workCenter.Name, workCenter);
// Sequences
foreach (var sequence in waferFabSettings.Sequences)
{
waferFab.AddSequence(sequence.Key, sequence.Value);
}
// LotSteps
waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);
// LotGenerator
waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(60), true));
// Add lotstarts
waferFab.LotStarts = waferFabSettings.LotStarts;
// Add initial lots
List <RealLot> initialRealLots = realSnapShot.GetRealLots(1).Where(x => x.LotActivity.WorkStation == wc).ToList();
waferFab.InitialLots = initialRealLots.Select(x => x.ConvertToLotArea(0, waferFabSettings.Sequences, initialDateTime)).ToList();
// Add observers
LotOutObserver lotOutObserver = new LotOutObserver(simulation, wc + "_LotOutObserver");
dispatcher.Subscribe(lotOutObserver);
TotalQueueObserver totalQueueObserver = new TotalQueueObserver(simulation, wc + "_TotalQueueObserver");
workCenter.Subscribe(totalQueueObserver);
#endregion
simulation.Run();
#region Reporting
SimulationReporter reporter = simulation.MakeSimulationReporter();
reporter.PrintSummaryToConsole();
#endregion
}
}
private void buildWaferFab()
{
// Build the model
WaferFab waferFab = new WaferFab(MySimulation.MyModel, "WaferFab", new ConstantDistribution(MyWaferFabSettings.SampleInterval), MyWaferFabSettings.InitialTime);
//// LotStarts
waferFab.ManualLotStarts = MyWaferFabSettings.ManualLotStartQtys;
//// LotSteps
waferFab.LotSteps = MyWaferFabSettings.LotSteps;
//// Control
if (MyWaferFabSettings.WIPTargets != null)
{
waferFab.AddWIPTargets(MyWaferFabSettings.WIPTargets);
}
//// WorkCenters
foreach (string wc in MyWaferFabSettings.WorkCenters)
{
WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", MyWaferFabSettings.WCServiceTimeDistributions[wc], MyWaferFabSettings.LotStepsPerWorkStation[wc]);
// Connect workcenter to WIPDependentDistribution
if (MyWaferFabSettings.WCServiceTimeDistributions[wc] is EPTDistribution)
{
var distr = (EPTDistribution)MyWaferFabSettings.WCServiceTimeDistributions[wc];
distr.WorkCenter = workCenter;
}
// Choose dispatcher
if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.BQF)
{
workCenter.SetDispatcher(new BQFDispatcher(workCenter, workCenter.Name + "_BQFDispatcher"));
}
else if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.EPTOVERTAKING)
{
workCenter.SetDispatcher(new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", MyWaferFabSettings.WCOvertakingDistributions[wc]));
// Connect workcenter to OvertakingDistribution
MyWaferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;
}
else if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.RANDOM)
{
workCenter.SetDispatcher(new RandomDispatcher(workCenter, workCenter.Name + "_RandomDispatcher"));
}
else if (MyWaferFabSettings.WCDispatcherTypes[wc] == DispatcherBase.Type.MIVS)
{
workCenter.SetDispatcher(new MIVSDispatcher(workCenter, workCenter.Name + "_MIVSDisptacher", MyWaferFabSettings.MIVSkStepAhead, MyWaferFabSettings.MIVSjStepBack));
}
waferFab.AddWorkCenter(workCenter.Name, workCenter);
}
//// Sequences
foreach (var sequence in MyWaferFabSettings.Sequences)
{
waferFab.AddSequence(sequence.Key, sequence.Value);
}
//// LotGenerator
waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(MyWaferFabSettings.LotStartsFrequency * 60 * 60), MyWaferFabSettings.UseRealLotStartsFlag));
// Add real LotStarts, copied from fab data
if (MyWaferFabSettings.UseRealLotStartsFlag)
{
waferFab.LotStarts = MyWaferFabSettings.GetLotStarts();
}
// Add intial lots (lots present at t = 0) by translating RealLots (from RealSnapshot) to Lots
if (MyWaferFabSettings.InitialRealLots.Any() != default)
{
waferFab.InitialLots = MyWaferFabSettings.InitialRealLots.Select(x => x.ConvertToLot(0, waferFab.Sequences, false, waferFab.InitialDateTime)).Where(x => x != null).ToList();
}
// Number of lots between
List <Tuple <DateTime, Lot> > selectedLots = waferFab.LotStarts.Where(x => x.Item1 >= new DateTime(2019, 4, 1) && x.Item1 < new DateTime(2019, 12, 1)).ToList();
double avgSteps = selectedLots.Select(x => x.Item2.Sequence.stepCount).Average();
int uniqueProds = selectedLots.Select(x => x.Item2.ProductType).Distinct().Count();
// Add observers
WaferFabLotsObserver waferFabObserver = new WaferFabLotsObserver(MySimulation, "WaferFabLotsObserver", waferFab);
WaferFabWafersObserver waferFabObserverWafers = new WaferFabWafersObserver(MySimulation, "WaferFabWafersObserver", waferFab);
WaferFabTotalQueueObserver waferFabTotalQueueObserver = new WaferFabTotalQueueObserver(MySimulation, "WaferFabTotalQueueObserver", waferFab);
waferFab.Subscribe(waferFabObserver);
waferFab.Subscribe(waferFabObserverWafers);
waferFab.Subscribe(waferFabTotalQueueObserver);
foreach (var wc in waferFab.WorkCenters)
{
TotalQueueObserver totalQueueObs = new TotalQueueObserver(MySimulation, wc.Key + "_TotalQueueObserver");
//SeperateQueuesObserver seperateQueueObs = new SeperateQueuesObserver(MySimulation, wc.Value, wc.Key + "_SeperateQueuesObserver");
wc.Value.Subscribe(totalQueueObs);
//wc.Value.Subscribe(seperateQueueObs);
LotOutObserver lotOutObserver = new LotOutObserver(MySimulation, "LotOutObserver");
if (wc.Value.Name == "WorkCenter_PACK")
{
wc.Value.Dispatcher.Subscribe(lotOutObserver);
}
}
}
public Tuple <double, double> RunSim(Dictionary <string, Distribution> dict)
{
EPTDistribution dist = (EPTDistribution)dict.First().Value;
WIPDepDistParameters x = dist.Par;
waferFabSettings.WCServiceTimeDistributions = new Dictionary <string, Distribution> {
{ wc, new EPTDistribution(x) }
};
#region Initializing simulation
Simulation simulation = new Simulation("CSSLWaferFabArea", outputDirectory);
#endregion
#region Experiment settings
simulation.MyExperiment.NumberOfReplications = 10;
DateTime finalDateTime = new DateTime(2019, initialDateTime.Month + 2, 1);
simulation.MyExperiment.LengthOfReplication = (finalDateTime - initialDateTime).TotalSeconds; // Number of seconds between two months
simulation.MyExperiment.LengthOfWarmUp = 60 * 60 * 24 * 0;
#endregion
#region Building the model
WaferFab waferFab = new WaferFab(simulation.MyModel, "WaferFab", new ConstantDistribution(60 * 60 * 24), initialDateTime);
WorkCenter workCenter = new WorkCenter(waferFab, $"WorkCenter_{wc}", waferFabSettings.WCServiceTimeDistributions[wc], waferFabSettings.LotStepsPerWorkStation[wc]);
// Connect workcenter to WIPDependentDistribution
EPTDistribution distr = (EPTDistribution)waferFabSettings.WCServiceTimeDistributions[wc];
distr.WorkCenter = workCenter;
EPTOvertakingDispatcher dispatcher = new EPTOvertakingDispatcher(workCenter, workCenter.Name + "_EPTOvertakingDispatcher", waferFabSettings.WCOvertakingDistributions[wc]);
workCenter.SetDispatcher(dispatcher);
// Connect workcenter to OvertakingDistribution
waferFabSettings.WCOvertakingDistributions[wc].WorkCenter = workCenter;
waferFab.AddWorkCenter(workCenter.Name, workCenter);
// Sequences
foreach (var sequence in waferFabSettings.Sequences)
{
waferFab.AddSequence(sequence.Key, sequence.Value);
}
// LotSteps
waferFab.LotSteps = waferFab.Sequences.Select(x => x.Value).Select(x => x.GetCurrentStep(0)).ToDictionary(x => x.Name);
// LotGenerator
waferFab.SetLotGenerator(new LotGenerator(waferFab, "LotGenerator", new ConstantDistribution(60), true));
// Add lotstarts
waferFab.LotStarts = waferFabSettings.LotStarts;
// Add initial lots
if (useInitialLots)
{
List <Lot> initialLotsDeepCopy = initialLots.ConvertAll(x => new Lot(x));
waferFab.InitialLots = initialLotsDeepCopy;
}
// Add observers
OptimiserObserver optimiserObs = new OptimiserObserver(simulation, wc + "_TotalQueueObserver");
workCenter.Subscribe(optimiserObs); // Total queue for workcenter
#endregion
simulation.Run();
#region Reporting
SimulationReporter reporter = simulation.MakeSimulationReporter();
reporter.PrintSummaryToConsole();
#endregion
Tuple <double, double> results = new Tuple <double, double>(optimiserObs.QueueLengthStatistic.Average(), optimiserObs.QueueLengthStatistic.StandardDeviation());
return(results);
}