diff options
Diffstat (limited to 'src/z-rand.h')
-rw-r--r-- | src/z-rand.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/src/z-rand.h b/src/z-rand.h deleted file mode 100644 index 39cc958c..00000000 --- a/src/z-rand.h +++ /dev/null @@ -1,96 +0,0 @@ -/* File: z-rand.h */ - -#ifndef INCLUDED_Z_RAND_H -#define INCLUDED_Z_RAND_H - -#ifdef __cplusplus -extern "C" { -#endif - -#include "h-basic.h" - - - -/**** Available constants ****/ - - -/* - * Random Number Generator -- Degree of "complex" RNG -- see "misc.c" - * This value is hard-coded at 63 for a wide variety of reasons. - */ -#define RAND_DEG 63 - - - - -/**** Available macros ****/ - - -/* - * Generates a random long integer X where O<=X<M. - * The integer X falls along a uniform distribution. - * For example, if M is 100, you get "percentile dice" - */ -#define rand_int(M) \ - (Rand_div(M)) - -/* - * Generates a random long integer X where A<=X<=B - * The integer X falls along a uniform distribution. - * Note: rand_range(0,N-1) == rand_int(N) - */ -#define rand_range(A,B) \ - ((A) + (rand_int(1+(B)-(A)))) - -/* - * Generate a random long integer X where A-D<=X<=A+D - * The integer X falls along a uniform distribution. - * Note: rand_spread(A,D) == rand_range(A-D,A+D) - */ -#define rand_spread(A,D) \ - ((A) + (rand_int(1+(D)+(D))) - (D)) - - -/* - * Generate a random long integer X where 1<=X<=M - * Also, "correctly" handle the case of M<=1 - */ -#define randint(M) \ - (rand_int(M) + 1) - - -/* - * Evaluate to TRUE "P" percent of the time - */ -#define magik(P) \ - (rand_int(100) < (P)) - - - - -/**** Available Variables ****/ - - -extern bool_ Rand_quick; -extern u32b Rand_value; -extern u16b Rand_place; -extern u32b Rand_state[RAND_DEG]; - - -/**** Available Functions ****/ - - -extern void Rand_state_init(u32b seed); -extern s32b Rand_mod(s32b m); -extern s32b Rand_div(s32b m); -extern s16b randnor(int mean, int stand); -extern s32b damroll(s16b num, s16b sides); -extern s32b maxroll(s16b num, s16b sides); - - -#ifdef __cplusplus -} /* extern "C" */ -#endif - - -#endif |