// random chance that a bit is flipped
private static Chromosome mutateGenes(Chromosome toMutate, double mutationRate)
{
double target = 1.0 / mutationRate;
if (target == Program.rng.Next(1000) + 1)
{
// mutation! now we randomly select bit to change
int geneToMutate = Program.rng.Next(toMutate.getNumGenes());
int bitsCalc = maxGeneVal;
int bitPos = 0;
while (bitsCalc != 1)
{
bitsCalc = bitsCalc >> 1;
bitPos++;
}
int bitToFlip = Program.rng.Next(bitPos);
uint newGeneVal = toMutate.getGenes()[geneToMutate];
newGeneVal ^= (uint)(1 << bitToFlip);
toMutate.setGene(geneToMutate, newGeneVal);
}
return toMutate;
}
