#37287 (2.2.0.89) C4774警告は抑止。型の置換を継続中。 / Suppress C4774 warning. Ongoing type replace...

[hengband/hengband.git] / src / z-rand.h

diff --git a/src/z-rand.h b/src/z-rand.h
index 637a65c..a002d18 100644 (file)
--- a/src/z-rand.h
+++ b/src/z-rand.h
@@ -1,4 +1,13 @@
-/* File: z-rand.h */
+/* File: z-rand.h */
+
+/*
+ * Copyright (c) 1997 Ben Harrison, and others
+ *
+ * This software may be copied and distributed for educational, research,
+ * and not for profit purposes provided that this copyright and statement
+ * are included in all such copies.  Other copyrights may also apply.
+ */
+
 
 #ifndef INCLUDED_Z_RAND_H
 #define INCLUDED_Z_RAND_H
@@ -27,16 +36,16 @@
  * The integer X falls along a uniform distribution.
  * For example, if M is 100, you get "percentile dice"
  */
-#define rand_int(M) \
+#define randint0(M) \
        ((s32b)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)
+ * Note: rand_range(0,N-1) == randint0(N)
  */
 #define rand_range(A,B) \
-       ((A) + (rand_int(1+(B)-(A))))
+       ((A) + (randint0(1+(B)-(A))))
 
 /*
  * Generate a random long integer X where A-D<=X<=A+D
@@ -44,50 +53,52 @@
  * Note: rand_spread(A,D) == rand_range(A-D,A+D)
  */
 #define rand_spread(A,D) \
-       ((A) + (rand_int(1+(D)+(D))) - (D))
+       ((A) + (randint0(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)
+#define randint1(M) \
+       (randint0(M) + 1)
 
 
 /*
  * Evaluate to TRUE "P" percent of the time
  */
 #define magik(P) \
-       (rand_int(100) < (P))
+       (randint0(100) < (P))
 
 
 #define one_in_(X) \
-       (rand_int(X) == 0)
+       (randint0(X) == 0)
 
 /*
  * Evaluate to TRUE "S" percent of the time
  */
 #define saving_throw(S) \
-       (rand_int(100) < (S))
+       (randint0(100) < (S))
 
 
 /**** 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(u32b m);
+extern void Rand_state_init(void);
+extern void Rand_state_set(u32b seed);
+extern void Rand_state_backup(u32b* backup_state);
+extern void Rand_state_restore(u32b* backup_state);
+extern s32b Rand_div(s32b m);
 extern s16b randnor(int mean, int stand);
 extern s16b damroll(int num, int sides);
 extern s16b maxroll(int num, int sides);
+extern s32b div_round(s32b n, s32b d);
+extern s32b Rand_external(s32b m);
 
 
 #endif