[gnome-games] Finally solved the colision detection bug

[Jason Clinton <jclinton src gnome org>]

commit d84c83c61a2374227846282fd0645025d2d1b06f
Author: Guillaume Beland <guillaume beland gmail com>
Date:   Thu Aug 6 16:24:22 2009 -0400

    Finally solved the colision detection bug

 gnibbles/worm-clutter.c |   13 +++++--------
 1 files changed, 5 insertions(+), 8 deletions(-)
---
diff --git a/gnibbles/worm-clutter.c b/gnibbles/worm-clutter.c
index 2c7193b..56616e9 100644
--- a/gnibbles/worm-clutter.c
+++ b/gnibbles/worm-clutter.c
@@ -423,6 +423,8 @@ gnibbles_worm_move_head_pointer (GnibblesWorm *worm)
   if (worm->yhead <= 0) 
     worm->yhead = BOARDHEIGHT - 1;
 
+  gnibbles_worm_add_actor (worm);
+  board->walls[worm->xhead][worm->yhead] = WORMCHAR + worm->number;
 }
 
 static void
@@ -446,6 +448,9 @@ gnibbles_worm_move_tail_pointer (GnibblesWorm *worm)
     default:
       break;
   }
+
+  gnibbles_worm_remove_actor (worm);
+  board->walls[worm->xhead][worm->yhead] = EMPTYCHAR;
 }
 
 static void
@@ -668,10 +673,8 @@ gnibbles_worm_move_head (GnibblesWorm *worm)
     worm->keypress = 0;
   
   gnibbles_worm_move_head_pointer (worm);
-  gnibbles_worm_add_actor (worm);
   gnibbles_worm_handle_bonus (worm);
 
-  board->walls[worm->xhead][worm->yhead] = WORMCHAR + worm->number;
   worm->length++;
 
   if (key_queue[worm->number] && !g_queue_is_empty (key_queue[worm->number])) {
@@ -687,17 +690,11 @@ gnibbles_worm_move_tail (GnibblesWorm *worm)
 
   if (worm->change <= 0) {
     gnibbles_worm_move_tail_pointer (worm);
-    gnibbles_worm_remove_actor (worm);
-    
     if (worm->change) {
-
       gnibbles_worm_move_tail_pointer (worm);
-      gnibbles_worm_remove_actor (worm);
-      board->walls[worm->xtail][worm->ytail] = EMPTYCHAR;
       worm->change++;
       worm->length--;
     }
-    board->walls[worm->xtail][worm->ytail] = EMPTYCHAR;
   } else {
     worm->change--;
     worm->length++;