/// <summary>
/// Fitness Function
/// </summary>
/// <returns>Between 0 and 1 with 1 being being most fit</returns>
private double CalculateFitness(Chromosome chromosome)
{
int[] arr = new int[25];
int i = 0;
foreach (Gene gene in chromosome)
{
arr[i] = (int)gene.ObjectValue;
i++;
}
double fitnessValue = -1;
if (chromosome != null)
{
int fitness = ClickOMania.Game(arr, gameBoard.GetBoardAsArray());
double adjustedFitness = (50 - fitness); // fitness is how many squares are empty, not how many are left
adjustedFitness = adjustedFitness * (1F / 50F); // fitness needs to be between 0 and one, so multiply by min/max
fitnessValue = adjustedFitness;
}
else
{
//chromosome is null
throw new ArgumentNullException("chromosome", "The specified Chromosome is null.");
}
return(fitnessValue);
}
private void genListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (genListBox.SelectedItem != null)
{
// Retrieve the data relating to the selected generation
int genIndex = genListBox.SelectedIndex;
Log.GenerationData selectedGen = log.ReadFull(genIndex);
// Update the general info section
generationValueLabel.Content = selectedGen.GenNum;
wocFitnessValueLabel.Content = String.Format("{0:0.000}", selectedGen.WocFitness);
maxFitnessValueLabel.Content = String.Format("{0:0.000}", selectedGen.MaxFitness);
minFitnessValueLabel.Content = String.Format("{0:0.000}", selectedGen.MinFitness);
// ---- Update the board viewer ----
// Clear the image viewers
WoCSlnImage.Source = null;
BestFitImage.Source = null;
LeastFitImage.Source = null;
// Generate the images
wocImgList = ClickOMania.GenerateImageList(selectedGen.WocSlnSolution, log.OriginalBoard.GetBoardAsArray());
bstImgList = ClickOMania.GenerateImageList(selectedGen.MostFitSolution, log.OriginalBoard.GetBoardAsArray());
lstImgList = ClickOMania.GenerateImageList(selectedGen.LeastFitSolution, log.OriginalBoard.GetBoardAsArray());
// Reset the sliders to 0
WoCSlnSlider.Value = 0;
BestFitSlider.Value = 0;
LeastFitSlider.Value = 0;
// Update the slider max values
WoCSlnSlider.Maximum = wocImgList.Count - 1;
BestFitSlider.Maximum = bstImgList.Count - 1;
LeastFitSlider.Maximum = lstImgList.Count - 1;
// Set all sliders to their max value
WoCSlnSlider.Value = WoCSlnSlider.Maximum;
BestFitSlider.Value = BestFitSlider.Maximum;
LeastFitSlider.Value = LeastFitSlider.Maximum;
}
}