1 files changed, 13 insertions, 5 deletions
diff --git a/cavegen.h b/cavegen.h
index 829c7a6..450f905 100644
--- a/cavegen.h
+++ b/cavegen.h
@@ -3,16 +3,24 @@
 
 #include <stdbool.h>
 
-#define HEIGHT      100
-#define WIDTH       180
-#define MAX_STEPS   200
-#define NUM_WALKERS 100
+#define HEIGHT 100
+#define WIDTH  180
+
+enum tile_type {
+    WALL,
+    GROUND,
+    UP_STAIR,
+    DOWN_STAIR,
+};
 
 struct point {
     int x;
     int y;
 };
 
-void create_cave(bool **map, struct point **open, int *open_tiles);
+void create_cave(
+    enum tile_type **map, struct point **open, int *open_tiles,
+    struct point *up, struct point *down
+);
 
 #endif // CAVEGEN_H_