#include "map.h" /* for map_scroll(),map_center_player(), Map struct,dir enum */
#include "main.h" /* for World struct */
#include "yx_uint16.h" /* for yx_uint16 */
+#include "rrand.h" /* for rrand(), rrand_seed() */
-extern uint16_t rrand(char use_seed, uint32_t new_seed)
-{
- static uint32_t seed;
- if (0 != use_seed)
- {
- seed = new_seed;
- }
-
- /* Constants as recommended by POSIX.1-2001 (see man page rand(3)). */
- seed = ((seed * 1103515245) + 12345) % 2147483648;
-
- return (seed >> 16); /* Ignore less random least significant 16 bits. */
-}
-
-
extern void update_log(struct World * world, char * text)
{
static char * last_msg;
fclose(file);
}
world->turn++;
- rrand(1, world->seed * world->turn);
+ rrand_seed(world->seed * world->turn);
struct Monster * monster;
for (monster = world->monster;
monster != 0;
struct yx_uint16 pos;
for (pos.y = pos.x = 0; 0 == is_passable(map, pos);)
{
- pos.y = rrand(0, 0) % map->size.y;
- pos.x = rrand(0, 0) % map->size.x;
+ pos.y = rrand() % map->size.y;
+ pos.x = rrand() % map->size.x;
}
return pos;
}