From f07cfd3448cb75abc1ae6fbfc9a946b8c4b91f5d Mon Sep 17 00:00:00 2001
From: Christian Heller <c.heller@plomlompom.de>
Date: Thu, 27 Jun 2013 01:10:46 +0200
Subject: [PATCH] Moved more stuff into yx_uint16 library.

---
 src/roguelike.c | 13 -------------
 src/roguelike.h |  1 -
 src/yx_uint16.c |  8 ++++++++
 src/yx_uint16.h |  6 ++++++
 4 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/src/roguelike.c b/src/roguelike.c
index 833b64b..2186348 100644
--- 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;
diff --git a/src/roguelike.h b/src/roguelike.h
index 357a4c8..6ddc826 100644
--- a/src/roguelike.h
+++ b/src/roguelike.h
@@ -35,7 +35,6 @@ void turn_over (struct World *, char);
 void save_game(struct World *);
 
 char is_passable (struct Map *, uint16_t, uint16_t);
-struct yx_uint16 mv_yx_in_dir (char, struct yx_uint16);
 void move_monster (struct World *, struct Monster *);
 void move_player (struct World *, char);
 void player_wait(struct World *);
diff --git a/src/yx_uint16.c b/src/yx_uint16.c
index afcab4d..0d607cb 100644
--- a/src/yx_uint16.c
+++ b/src/yx_uint16.c
@@ -6,3 +6,11 @@ extern char yx_uint16_cmp (struct yx_uint16 a, struct yx_uint16 b) {
   if (a.y == b.y && a.x == b.x) return 1;
   else                          return 0; }
 
+extern 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; }
+
diff --git a/src/yx_uint16.h b/src/yx_uint16.h
index a870761..70fc39d 100644
--- a/src/yx_uint16.h
+++ b/src/yx_uint16.h
@@ -1,10 +1,16 @@
 #ifndef YX_UINT16_H
 #define YX_UINT16_H
 
+#define NORTH 1
+#define EAST 2
+#define SOUTH 3
+#define WEST 4
+
 struct yx_uint16 {
   uint16_t y;
   uint16_t x; };
 
 extern char yx_uint16_cmp (struct yx_uint16, struct yx_uint16);
+struct yx_uint16 mv_yx_in_dir (char, struct yx_uint16);
 
 #endif
-- 
2.30.2