Example #1
0
        public void Calculate_SimulationTable(ref SimulationSystem s)
        {
            s.PerformanceMeasures.TotalSalesProfit     = 0;
            s.PerformanceMeasures.TotalLostProfit      = 0;
            s.PerformanceMeasures.TotalScrapProfit     = 0;
            s.PerformanceMeasures.TotalNetProfit       = 0;
            s.PerformanceMeasures.DaysWithUnsoldPapers = 0;
            s.PerformanceMeasures.DaysWithMoreDemand   = 0;
            s.PerformanceMeasures.TotalCost            = s.NumOfRecords * s.NumOfNewspapers * s.PurchasePrice;
            s.UnitProfit = s.SellingPrice - s.PurchasePrice;
            int index = 0;

            for (int i = 0; i < s.NumOfRecords; i++)
            {
                SimulationCase SC = new SimulationCase();
                SC.DayNo             = i + 1;
                SC.DailyCost         = s.NumOfNewspapers * s.PurchasePrice;
                SC.RandomNewsDayType = rnd.Next(1, 100);
                for (int j = 0; j < s.DayTypeDistributions.Count; j++)
                {
                    if (SC.RandomNewsDayType >= s.DayTypeDistributions[j].MinRange && SC.RandomNewsDayType <= s.DayTypeDistributions[j].MaxRange)
                    {
                        SC.NewsDayType = s.DayTypeDistributions[j].DayType;
                    }
                }
                SC.RandomDemand = rnd.Next(1, 100);
                index           = (int)SC.NewsDayType;
                for (int j = 0; j < s.DemandDistributions.Count; j++)
                {
                    if (SC.RandomDemand >= s.DemandDistributions[j].DayTypeDistributions[index].MinRange && SC.RandomDemand <= s.DemandDistributions[j].DayTypeDistributions[index].MaxRange)
                    {
                        SC.Demand = s.DemandDistributions[j].Demand;
                    }
                }

                if (SC.Demand > s.NumOfNewspapers)
                {
                    SC.SalesProfit = s.SellingPrice * s.NumOfNewspapers;
                    SC.LostProfit  = (SC.Demand - s.NumOfNewspapers) * s.UnitProfit;
                    SC.ScrapProfit = 0;
                    s.PerformanceMeasures.DaysWithMoreDemand += 1;
                }
                else
                {
                    SC.SalesProfit = s.SellingPrice * SC.Demand;
                    SC.LostProfit  = 0;
                    SC.ScrapProfit = (s.NumOfNewspapers - SC.Demand) * s.ScrapPrice;
                }
                if (SC.Demand < s.NumOfNewspapers)
                {
                    s.PerformanceMeasures.DaysWithUnsoldPapers += 1;
                }
                SC.DailyNetProfit = SC.SalesProfit - SC.DailyCost - SC.LostProfit + SC.ScrapProfit;
                s.PerformanceMeasures.TotalSalesProfit += SC.SalesProfit;
                s.PerformanceMeasures.TotalLostProfit  += SC.LostProfit;
                s.PerformanceMeasures.TotalScrapProfit += SC.ScrapProfit;
                s.PerformanceMeasures.TotalNetProfit   += SC.DailyNetProfit;
                s.SimulationTable.Add(SC);
            }
        }
Example #2
0
        public object Clone()
        {
            SimulationSystem system = MemberwiseClone() as SimulationSystem;

            system.DayTypeDistributions = new List <DayTypeDistribution>(DayTypeDistributions);
            system.DemandDistributions  = new List <DemandDistribution>(DemandDistributions);
            system.SimulationTable      = new List <SimulationCase>(SimulationTable);
            system.PerformanceMeasures  = PerformanceMeasures.Clone() as PerformanceMeasures;
            return(system);
        }
Example #3
0
 public void DayType_Disribution(ref SimulationSystem s)
 {
     for (int i = 0; i < DayTypeDistributions.Count; i++)
     {
         if (i == 0)
         {
             s.DayTypeDistributions[i].CummProbability = s.DayTypeDistributions[i].Probability;
             s.DayTypeDistributions[i].MinRange        = 1;
             s.DayTypeDistributions[i].MaxRange        = Convert.ToInt32(s.DayTypeDistributions[i].CummProbability * 100);
         }
         else
         {
             s.DayTypeDistributions[i].CummProbability = s.DayTypeDistributions[i - 1].CummProbability + s.DayTypeDistributions[i].Probability;
             s.DayTypeDistributions[i].MinRange        = s.DayTypeDistributions[i - 1].MaxRange + 1;
             s.DayTypeDistributions[i].MaxRange        = Convert.ToInt32(s.DayTypeDistributions[i].CummProbability * 100);
         }
     }
 }
 public ManageSystem()
 {
     system = new SimulationSystem();
     random = new Random();
 }