rnd-20060330-1-src

[rocksndiamonds.git] / src / game_em / synchro_1.c

diff --git a/src/game_em/synchro_1.c b/src/game_em/synchro_1.c
index 1fe8faf0a99382bd7180381da190f358ffe2025f..b45330149723e044c168e83d1ed99bf46bbdbe85 100644 (file)
--- a/src/game_em/synchro_1.c
+++ b/src/game_em/synchro_1.c
@@ -5,13 +5,13 @@
  * large switch statement for tiles the player interacts with.
  */
 
-#include "tile.h"
-#include "level.h"
-#include "sample.h"
-#include "display.h"
+#include "main_em.h"
 
 
+#if 0
 extern int centered_player_nr;
+#endif
+
 extern boolean checkIfAllPlayersFitToScreen();
 
 static void check_player(struct PLAYER *);
@@ -449,6 +449,8 @@ static void check_player(struct PLAYER *ply)
   int anim = 0;
   int dx = 0, dy = 0;
 
+  game_em.last_player_direction[ply->num] = MV_NONE;
+
 #if 0
   printf("::: up == %d, down == %d, left == %d, right == %d, fire == %d [spin == %d, stick == %d]\n",
         ply->joy_n, ply->joy_s, ply->joy_w, ply->joy_e, ply->joy_fire,
@@ -546,12 +548,26 @@ static void check_player(struct PLAYER *ply)
     int oldy = ply->y;
     int x = oldx + dx;
     int y = oldy + dy;
-    boolean can_move = TRUE;
+    boolean players_visible_before_move;
+    boolean players_visible_after_move;
+    boolean can_move;
+
+    players_visible_before_move = checkIfAllPlayersFitToScreen();
 
     ply->x = x;
     ply->y = y;
 
-    can_move = (centered_player_nr != -1 || checkIfAllPlayersFitToScreen());
+    players_visible_after_move = checkIfAllPlayersFitToScreen();
+
+    /*
+      player is allowed to move only in the following cases:
+      - it is not needed to display all players (not focussed to all players)
+      - all players are (still or again) visible after the move
+      - some players were already outside visible screen area before the move
+    */
+    can_move = (game.centered_player_nr != -1 ||
+               players_visible_after_move ||
+               !players_visible_before_move);
 
     ply->x = oldx;
     ply->y = oldy;