private void AppendHistory(List <Cromozom> cromozomList, int generation)
{
cromozomList = cromozomList.OrderByDescending(s => s.Fitness).ToList();
Cromozom bestCromozom = cromozomList [0];
IOFunctions.CreateHistoryFile(bestCromozom, generation);
}
public List <Cromozom> Start(GeneticAlgorithmOptions geneticAlgorithmOptions)
{
this.geneticAlgorithmOptions = geneticAlgorithmOptions;
newCromozomsPopulation = new List <Cromozom> ();
elitistPercent = geneticAlgorithmOptions.ElitesPercentage;
currentGeneration = 0;
Initialize algorithm = new Initialize();
cromozomsPopulation = algorithm.GeneratePopulation(geneticAlgorithmOptions);
int benchmarkCounter = 1;
while (currentGeneration < geneticAlgorithmOptions.NumberOfGenerations)
{
IOFunctions.ClearFiles("./", "ta.log*");
ClearPastFitness();
benchmarkCounter = 1;
foreach (var benchmark in geneticAlgorithmOptions.Benchmarks)
{
for (int i = 0; i < cromozomsPopulation.Count; i++)
{
ExecutaComandaSimulator(i, benchmark, cromozomsPopulation[i].Configuration.Memory, cromozomsPopulation[i].Configuration.OptimizationLevel);
proc.WaitForExit();
CalculateFitness(i, benchmarkCounter);
}
benchmarkCounter++;
}
Cromozom[] cromozomPopulationCopy = new Cromozom [cromozomsPopulation.Count];
cromozomsPopulation.CopyTo(cromozomPopulationCopy);
AppendHistory(cromozomPopulationCopy.ToList(), currentGeneration);
if (IsNotLastIteration(geneticAlgorithmOptions.NumberOfGenerations))
{
if (geneticAlgorithmOptions.SelectionMode == AlgorithmSelectionMode.Elitist)
{
CreateNewGenerationWithElitistSelection();
}
if (geneticAlgorithmOptions.SelectionMode == AlgorithmSelectionMode.Tournament)
{
CreateNewGenerationWithTournamentSelection();
}
cromozomsPopulation = newCromozomsPopulation;
IOFunctions.ClearFiles("vex/configurations/", "*cfg");
for (int i = 0; i < cromozomsPopulation.Count; i++)
{
IOFunctions.CreateConfigFile(cromozomsPopulation [i], i.ToString());
}
}
currentGeneration++;
}
return(cromozomsPopulation);
}
public List <Cromozom> GeneratePopulation(GeneticAlgorithmOptions options)
{
List <Cromozom> PopulationList = new List <Cromozom> ();
int ct = 0;
while (ct < options.NumberOfCromozoms)
{
Cromozom cromozom = GenerateCromozom(options);
cromozom.Index = ct;
IOFunctions.CreateConfigFile(cromozom, ct.ToString());
PopulationList.Add(cromozom);
ct++;
}
return(PopulationList);
}
private void CalculateFitness(int i, int benchmarkCounter)
{
string logNumber = (i + (benchmarkCounter - 1) * cromozomsPopulation.Count).ToString();
string[] itemeDeCautat = new string[] { "Avg. IPC (with stalls):" };
if (logNumber.Length == 2)
{
logNumber = ("0" + logNumber);
}
if (logNumber.Length == 1)
{
logNumber = ("00" + logNumber);
}
Dictionary <string, double> results = SearchInFile.GetSimulatorValuesByText(IOFunctions.GetLinesFromFile(@"ta.log." + logNumber), itemeDeCautat);
foreach (String item in itemeDeCautat)
{
double adunare = (cromozomsPopulation [i].Fitness + results [item]);
double inmultire = benchmarkCounter * 1.0;
double impartire = adunare / inmultire;
cromozomsPopulation [i].Fitness = impartire; // Media Aritmetica
}
}