fixed wrap-around with entering EM style door (gate) for EM engine

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

diff --git a/src/game_em/graphics.c b/src/game_em/graphics.c
index 7f303a2a6510b78fda2ae33728a6037669e5cf6d..a29d2e0e7208ab4d45cf1e7cad2a4bb1bd1311a0 100644 (file)
--- a/src/game_em/graphics.c
+++ b/src/game_em/graphics.c
@@ -441,16 +441,17 @@ static void blitplayer(int nr)
       ply[nr].x > lev.right - 1)
   {
     struct PLAYER ply_last = ply[nr];
+    int direction = (ply[nr].x < lev.left ? -1 : 1);
     int dx = ply[nr].x - ply[nr].prev_x;
 
-    ply[nr].x = (ply[nr].x < lev.left ? lev.right - 1 : lev.left);
+    ply[nr].x += -direction * lev.width;
     ply[nr].prev_x = ply[nr].x - dx;
 
     if (!lev.infinite_true)
     {
       int dy = ply[nr].y - ply[nr].prev_y;
 
-      ply[nr].y += (ply[nr].x == lev.left ? 1 : -1);
+      ply[nr].y += direction;
       ply[nr].prev_y = ply[nr].y - dy;
     }