static bool PerGenerationCallback(EngineProgress p)
{
string bestSuffix = " ", avgSuffix = " ";
if (p.BestFitnessSoFar < bestOverallScoreSoFar)
{
bestOverallScoreSoFar = p.BestFitnessSoFar;
bestSuffix = "*";
}
if (p.AvgFitnessThisGen < bestAverageScoreSoFar)
{
bestAverageScoreSoFar = p.AvgFitnessThisGen;
avgSuffix = "*";
}
Console.WriteLine("Gen " + p.GenerationNumber.ToString().PadLeft(3) +
" avg: " + FormatNumber(p.AvgFitnessThisGen) + avgSuffix +
" best: " + FormatNumber(p.BestFitnessThisGen) + bestSuffix +
" t: " + p.TimeForGeneration.TotalSeconds.ToString("0.00"));
// save stats: date, gen#, best-this-gen, avg-this-gen, settings
var writer = File.AppendText("per-gen-stats.csv");
writer.WriteLine(
"\"" + DateTime.Now.ToShortDateString() + " " + DateTime.Now.ToShortTimeString() + "\"," +
p.GenerationNumber + "," +
p.BestFitnessThisGen.ToString() + "," +
p.AvgFitnessThisGen.ToString() + "," +
printableParams);
writer.Close();
return(true); // keep going
}
//-------------------------------------------------------------------------
// For each generation, we get information about what's going on
//-------------------------------------------------------------------------
private bool PerGenerationCallback(EngineProgress progress, Strategy bestThisGen)
{
string bestSuffix = " ", avgSuffix = " ";
if (progress.BestFitnessSoFar > bestOverallScoreSoFar)
{
bestOverallScoreSoFar = progress.BestFitnessSoFar;
bestSuffix = "*";
}
if (progress.AvgFitnessThisGen > bestAverageScoreSoFar)
{
bestAverageScoreSoFar = progress.AvgFitnessThisGen;
avgSuffix = "*";
}
string summary =
"Gen " + progress.GenerationNumber.ToString().PadLeft(4) +
" best: " + progress.BestFitnessThisGen.ToString("0").PadLeft(7) + bestSuffix +
" avg: " + progress.AvgFitnessThisGen.ToString("0").PadLeft(7) + avgSuffix +
" " + progress.TimeForGeneration.TotalSeconds.ToString("0") + "s";
DisplayCurrentStatus(summary);
Debug.WriteLine("Generation " + progress.GenerationNumber +
" took " + progress.TimeForGeneration.TotalSeconds.ToString("0") + "s");
// all settings in one column
string settings =
"P: " + ProgramConfiguration.GAsettings.PopulationSize + " " +
"G: " + ProgramConfiguration.GAsettings.MinGenerations + " - " + ProgramConfiguration.GAsettings.MaxGenerations + " " +
"Stgn: " + ProgramConfiguration.GAsettings.MaxStagnantGenerations + " " +
"Sel: " + ProgramConfiguration.GAsettings.SelectionStyle + " " +
"Trny: " + ProgramConfiguration.GAsettings.TourneySize + " " +
"Mut: " + ProgramConfiguration.GAsettings.MutationRate + " " +
"MI: " + ProgramConfiguration.GAsettings.MutationImpact + " " +
"Elit: " + ProgramConfiguration.GAsettings.ElitismRate + " ";
// save stats: date, gen#, best-this-gen, avg-this-gen, settings
var writer = File.AppendText("per-gen-stats.csv");
writer.WriteLine(
"\"" + DateTime.Now.ToShortDateString() + " " + DateTime.Now.ToShortTimeString() + "\"," +
progress.GenerationNumber + "," +
progress.BestFitnessThisGen.ToString("0") + "," +
progress.AvgFitnessThisGen.ToString("0") + "," +
settings);
writer.Close();
// keep track of how many gens we've searched
totalGenerations = progress.GenerationNumber;
// then display this generation's best
DisplayStrategyGrids(bestThisGen, "Best from generation " + totalGenerations);
// return true to keep going, false to halt the system
bool keepRunning = true;
return(keepRunning);
}
