X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fyx_uint16.c;h=c980693b998bf3156ea70e1f3f5a8df8fc36402b;hb=89c4ab4e0d6d7bb9d51d6714afae52603b465fc0;hp=0f4447382e00c268291040f71cf80b623516356f;hpb=022f78b4ca5a98999f5e482277b0a317af91f404;p=plomrogue

diff --git a/src/yx_uint16.c b/src/yx_uint16.c
index 0f44473..c980693 100644
--- a/src/yx_uint16.c
+++ b/src/yx_uint16.c
@@ -1,40 +1,36 @@
 /* yx_uint16.c */
 
+#include "yx_uint16.h"
+#include <stdint.h> /* for uint8_t, uint16_t */
 
 
-#include "yx_uint16.h" /* for uint8_t, uint16_t */
 
-
-
-extern uint8_t yx_uint16_cmp(struct yx_uint16 a, struct yx_uint16 b)
+extern uint8_t yx_uint16_cmp(struct yx_uint16 * a, struct yx_uint16 * b)
 {
-    if (a.y == b.y && a.x == b.x)
+    if (a->y == b->y && a->x == b->x)
     {
         return 1;
     }
-    else
-    {
-        return 0;
-    }
+    return 0;
 }
 
 
 
-extern struct yx_uint16 mv_yx_in_dir(enum dir d, struct yx_uint16 yx)
+extern struct yx_uint16 mv_yx_in_dir(char d, struct yx_uint16 yx)
 {
-    if      (d == NORTH)
+    if      (d == 'N' && yx.y > 0)
     {
         yx.y--;
     }
-    else if (d == EAST)
+    else if (d == 'E' && yx.x < UINT16_MAX)
     {
         yx.x++;
     }
-    else if (d == SOUTH)
+    else if (d == 'S' && yx.y < UINT16_MAX)
     {
         yx.y++;
     }
-    else if (d == WEST)
+    else if (d == 'W' && yx.x > 0)
     {
         yx.x--;
     }