public override void Run(IGene[] genes)
{
int index1, index2, customerCount = genes.Count();
RandomGeneratorThreadSafe.NextTwoDifferentInts(customerCount, out index1, out index2);
Swap(genes, index1, index2);
}
public override void Run(IGene[] genes)
{
int indexOfElement, indexOfDestination;
RandomGeneratorThreadSafe.NextTwoDifferentInts(genes.Length, out indexOfElement, out indexOfDestination);
Insert(genes, indexOfElement, indexOfDestination);
}
public override void Run(ref Chromosome solution)
{
int indexOfElement, indexOfDestination;
RandomGeneratorThreadSafe.NextTwoDifferentInts(solution.Genes.Length, out indexOfElement, out indexOfDestination);
Insert(solution.Genes, indexOfElement, indexOfDestination);
solution.Refresh();
}
/// <summary>
/// Runs the swap operator.
/// </summary>
/// <param name="solution">The referenced solution for a change.</param>
public override void Run(ref Chromosome solution)
{
var genes = solution.Genes;
int index1, index2, customerCount = genes.Count();
RandomGeneratorThreadSafe.NextTwoDifferentInts(customerCount, out index1, out index2);
Swap(genes, index1, index2);
solution.Refresh();
}
public override void Run(IGene[] genes)
{
int startIndex, destIndex, length;
RandomGeneratorThreadSafe.NextTwoDifferentInts(genes.Length - 1, out startIndex, out destIndex);
int upperLimit = startIndex > destIndex ? startIndex : destIndex;
length = RandomGeneratorThreadSafe.NextInt(1, genes.Length - upperLimit + 1);
Displace(genes, startIndex, destIndex, length);
}
public override void Run(ref Chromosome solution)
{
int startIndex, destIndex, length;
RandomGeneratorThreadSafe.NextTwoDifferentInts(solution.Genes.Length - 1, out startIndex, out destIndex);
int upperLimit = startIndex > destIndex ? startIndex : destIndex;
length = RandomGeneratorThreadSafe.NextInt(1, solution.Genes.Length - upperLimit + 1);
Displace(solution.Genes, startIndex, destIndex, length);
solution.Refresh();
}
public override Chromosome RandomNeighbourSolution(Chromosome chromosome)
{
IGene[] newGenes;
Chromosome newSolution, newChromosome;
newChromosome = (Chromosome)chromosome.Clone();
newGenes = newChromosome.Genes;
int position1, position2;
RandomGeneratorThreadSafe.NextTwoDifferentInts(chromosome.Size(), out position1, out position2);
IGene swappedGene1 = newGenes[position1];
IGene swappedGene2 = newGenes[position2];
newGenes[position1] = swappedGene2;
newGenes[position2] = swappedGene1;
newSolution = new Solution((VrptwProblem)chromosome.Problem, newGenes);
return(newSolution);
}
