2 * $Logfile: /Freespace2/code/Math/StaticRand.h $
7 * header for Static Random functions
10 * Revision 1.1 2002/05/03 03:28:12 root
14 * 2 10/07/98 10:53a Dave
17 * 1 10/07/98 10:49a Dave
19 * 4 3/17/98 12:16a Allender
20 * asteroids in multiplayer -- minor problems with position being correct
22 * 3 12/30/97 5:46p Lawrance
23 * Rename rnd() to rand_alt().
25 * 2 12/30/97 4:27p Lawrance
26 * Add new rnd() function that doesn't affect rand() sequence.
28 * 1 8/08/97 3:38p Allender
32 #ifndef _STATIC_RAND_H
36 #define SEMIRAND_MAX_LOG 4
37 #define SEMIRAND_MAX (2 << SEMIRAND_MAX_LOG) // Do not change this! Change SEMIRAND_MAX_LOG!
39 extern int Semirand[SEMIRAND_MAX]; // this array is saved by the ai code on save/restore
41 extern void init_semirand();
42 extern int static_rand(int num);
43 extern float static_randf(int num);
44 extern void static_randvec(int num, vector *vp);
45 extern float static_randf_range(int num, float min, float max);
47 // Alternate random number generator that doesn't affect rand() sequence
49 void srand_alt(int seed); // Seed the random number generator
50 int rand_alt(); // Get a random integer between 1 and RND_MAX
51 float frand_alt(); // Get a random float between 0 and 1.0