| /* For copyright information, see olden_v1.0/COPYRIGHT */ |
| |
| /* util.h |
| * |
| * headers for randomizing utilities |
| * |
| * By: Martin C. Carlisle |
| * Date: Feb 23, 1994 |
| * |
| */ |
| |
| /* initialize the random number generator for a particular processor */ |
| void init_random(int myid); |
| |
| /* return a random number from 0 to range-1 */ |
| int gen_number(int range); |
| |
| /* return a random number in [-range+1,range-1] */ |
| int gen_signed_number(int range); |
| |
| /* Generate a double from 0.0 to 1.0 */ |
| double gen_uniform_double(); |
| |
| /* Return 1, percent percent of the time and 0 otherwise */ |
| int check_percent(int percent); |
