/*------------------------------------------------------------------------- * * geqo_random . h * random number generator * * Portions Copyright ( c ) 1996 - 2025 , PostgreSQL Global Development Group * Portions Copyright ( c ) 1994 , Regents of the University of California * * src / include / optimizer / geqo_random . h * * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - /* contributed by: = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * Martin Utesch * Institute of Automatic Control * = = University of Mining and Technology = * utesch @ aut . tu - freiberg . de * Freiberg , Germany * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = * = /* -- parts of this are adapted from D. Whitley's Genitor algorithm -- */ #ifndef GEQO_RANDOM_H#define GEQO_RANDOM_H#include "optimizer/geqo.h" extern void geqo_set_seed(PlannerInfo *root, double seed);/* geqo_rand returns a random float value in the range [0.0, 1.0) */ extern double geqo_rand(PlannerInfo *root);/* geqo_randint returns integer value between lower and upper inclusive */ extern int geqo_randint(PlannerInfo *root, int upper, int lower);#endif /* GEQO_RANDOM_H */
Messung V0.5 in Prozent C=93 H=95 G=93
¤ Dauer der Verarbeitung: 0.22 Sekunden
(vorverarbeitet am 2026-08-08)
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