diff options
Diffstat (limited to 'src/backend/optimizer/geqo/geqo_ox2.c')
| -rw-r--r-- | src/backend/optimizer/geqo/geqo_ox2.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/backend/optimizer/geqo/geqo_ox2.c b/src/backend/optimizer/geqo/geqo_ox2.c index 0c31cccae5..48ed359a63 100644 --- a/src/backend/optimizer/geqo/geqo_ox2.c +++ b/src/backend/optimizer/geqo/geqo_ox2.c @@ -6,7 +6,7 @@ * OX2 operator according to Syswerda * (The Genetic Algorithms Handbook, ed L Davis) * -* $PostgreSQL: pgsql/src/backend/optimizer/geqo/geqo_ox2.c,v 1.10 2004/10/07 15:21:52 momjian Exp $ +* $PostgreSQL: pgsql/src/backend/optimizer/geqo/geqo_ox2.c,v 1.11 2009/07/16 20:55:44 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -43,7 +43,7 @@ * position crossover */ void -ox2(Gene *tour1, Gene *tour2, Gene *offspring, int num_gene, City *city_table) +ox2(PlannerInfo *root, Gene *tour1, Gene *tour2, Gene *offspring, int num_gene, City *city_table) { int k, j, @@ -60,12 +60,12 @@ ox2(Gene *tour1, Gene *tour2, Gene *offspring, int num_gene, City *city_table) } /* determine the number of positions to be inherited from tour1 */ - num_positions = geqo_randint(2 * num_gene / 3, num_gene / 3); + num_positions = geqo_randint(root, 2 * num_gene / 3, num_gene / 3); /* make a list of selected cities */ for (k = 0; k < num_positions; k++) { - pos = geqo_randint(num_gene - 1, 0); + pos = geqo_randint(root, num_gene - 1, 0); city_table[pos].select_list = (int) tour1[pos]; city_table[(int) tour1[pos]].used = 1; /* mark used */ } |