geqo_mutation.h File Reference

#include "optimizer/geqo.h"

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Functions
void	geqo_mutation (PlannerInfo *root, Gene *tour, int num_gene)

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Function Documentation

void geqo_mutation	(	PlannerInfo *	root,
		Gene *	tour,
		int	num_gene
	)

Definition at line 39 of file geqo_mutation.c.

References geqo_randint.

Referenced by geqo().

{
    int         swap1;
    int         swap2;
    int         num_swaps = geqo_randint(root, num_gene / 3, 0);
    Gene        temp;


    while (num_swaps > 0)
    {
        swap1 = geqo_randint(root, num_gene - 1, 0);
        swap2 = geqo_randint(root, num_gene - 1, 0);

        while (swap1 == swap2)
            swap2 = geqo_randint(root, num_gene - 1, 0);

        temp = tour[swap1];
        tour[swap1] = tour[swap2];
        tour[swap2] = temp;


        num_swaps -= 1;
    }
}