blob: 2a86cca048574c7cfae8e2cae76bc3497bfeb870 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
#include "sugar.hpp"
#include <stdlib.h> // int rand(); void srand(int seed);
#include <time.h> // int time(0); int clock_gettime(CLOCK_REALTIME, struct timespec *tp{tv_sec,tv_nsec})
#include <unistd.h> // usleep(unsigned int usecs)
namespace intellect {
namespace level2 {
namespace sugar {
double rand(double min, double max)
{
// seed random number generator statically, for habit delay
static struct timespec tp;
static int seed = (
clock_gettime(CLOCK_REALTIME, &tp),
srand(tp.tv_nsec),
tp.tv_nsec
);
(void)(seed);
return double(::rand()) / RAND_MAX * (max - min) + min;
}
void usleep(unsigned int usecs)
{
::usleep(usecs);
}
}
}
}
|