Moved more stuff into yx_uint16 library.

[plomrogue] / src / roguelike.c

diff --git a/src/roguelike.c b/src/roguelike.c
index 84290f1e5f032530608cea5904f973207a17fbd1..2186348d53c554ce6b7ab964d851fd379a1bccc5 100644 (file)
--- a/src/roguelike.c
+++ b/src/roguelike.c
@@ -10,11 +10,6 @@
 #include "keybindings.h"
 #include "readwrite.h"
 
-#define NORTH 1
-#define EAST 2
-#define SOUTH 3
-#define WEST 4
-
 uint16_t rrand(char use_seed, uint32_t new_seed) {
 // Pseudo-random number generator (LGC algorithm). Use instead of rand() to ensure portable predictability.
   static uint32_t seed;
@@ -105,14 +100,6 @@ char is_passable (struct Map * map, uint16_t y, uint16_t x) {
       passable = 1;
   return passable; }
 
-struct yx_uint16 mv_yx_in_dir (char d, struct yx_uint16 yx) {
-// Return yx coordinates one step to the direction d of yx.
-  if      (d == NORTH) yx.y--;
-  else if (d == EAST)  yx.x++;
-  else if (d == SOUTH) yx.y++;
-  else if (d == WEST)  yx.x--;
-  return yx; }
-
 void move_monster (struct World * world, struct Monster * monster) {
 // Move monster in random direction, trigger fighting when hindered by player/monster.
   char d = rrand(0, 0) % 5;
@@ -120,17 +107,14 @@ void move_monster (struct World * world, struct Monster * monster) {
   if (yx_uint16_cmp (t, world->player->pos)) {
     update_log (world, "\nThe monster hits you.");
     return; }
-  char met_monster = 0;
   struct Monster * other_monster;
   for (other_monster = world->monster; other_monster != 0; other_monster = other_monster->next) {
     if (other_monster == monster)
       continue;
     if (yx_uint16_cmp (t, other_monster->pos)) {
-      met_monster = 1;
-      break; } }
-  if (met_monster)
-    update_log (world, "\nMonster hits monster.");
-  else if (is_passable(world->map, t.y, t.x))
+      update_log (world, "\nMonster hits monster.");
+      return; } }
+  if (is_passable(world->map, t.y, t.x))
     monster->pos = t; }
 
 void move_player (struct World * world, char d) {