Server: Refactor yx_uint8 moving; handle actors hitting the map edge.

[plomrogue] / src / server / map.h

diff --git a/src/server/map.h b/src/server/map.h
index b2b1ba2ec59d74ef3734bd87b85b129c3ab936b5..e3a28f9dc99b15dbccd5f03278779356ef524ab0 100644 (file)
--- a/src/server/map.h
+++ b/src/server/map.h
@@ -1,41 +1,35 @@
 /* src/server/map.h
  *
- * Struct for the game map and routines to create and scroll on it.
+ * Routines to create and navigate game map.
  */
 
-#ifndef MAP_H
-#define MAP_H
+#ifndef MAP_H_SERVER
+#define MAP_H_SERVER
 
 #include <stdint.h> /* uint8_t */
-#include "../common/yx_uint8.h" /* yx_uint8 struct */
-#include "../common/yx_uint16.h" /* yx_uint16 struct */
+#include "../common/yx_uint8.h" /* yx_uint8 */
 
 
 
-struct Map
-{
-    struct yx_uint16 size; /* Map's height/width (use max. 256x256)! */
-    char * cells; /* Sequence of bytes encoding map cells. */
-    uint8_t dist_orthogonal; /* Ratio of the diagonal movement penalty as   */
-    uint8_t dist_diagonal;   /* encoded by (.dist_diagonal/.dist_orthonal). */
-};
-
-
-
-/* Initialize island map "~" cells representing water and "." cells representing
- * land. The shape of the island is generated randomly by starting with a sea
- * containing one land cell in the middle and then going into a cycle of
- * repeatedly selecting a random cell on the map and transforming it into a land
- * cell if it is horizontally or vertically neighbor to one; the cycle ends when
- * a land cell is due to be created right at the border of the map.
+/* (Re-)make island map "~" cells representing water and "." cells representing
+ * land. The island shape is built randomly from world.seed_map by starting with
+ * a sea of one land cell in the middle, then going into a cycle of repeatedly
+ * selecting a random sea cell and transforming it into land if it is neighbor
+ * to land; the cycle ends when a land cell is due to be created right at the
+ * border of the map. Lots of 'X' cells representing trees are put on the
+ * island.
  */
-extern void init_map();
+extern void remake_map();
 
-/* Check if coordinate "pos" on (or beyond) world.map is accessible to map
- * object movement.
+/* Check if coordinate "pos" on (or beyond) world.map is accessible to thing
+ * movement.
  */
 extern uint8_t is_passable(struct yx_uint8 pos);
 
+/* Wrapper to mv_yx_in_dir_wrap(), returns 1 if the wrapped function moved "yx"
+ * within the wrap borders and the map size, else 0.
+ */
+extern uint8_t mv_yx_in_dir_legal(char dir, struct yx_uint8 * yx);
 
 
 #endif