From 2e9241bfb5323455f99c46cade55fc225b5ce9ea Mon Sep 17 00:00:00 2001
From: Holger Schemel <holger.schemel@virtion.de>
Date: Sun, 26 May 2024 01:08:13 +0200
Subject: [PATCH 1/1] fixed graphical bug when snap-pushing with smooth
 movement in BD engine

---
 src/game_bd/bd_graphics.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/game_bd/bd_graphics.c b/src/game_bd/bd_graphics.c
index fb702375..4687ebfb 100644
--- a/src/game_bd/bd_graphics.c
+++ b/src/game_bd/bd_graphics.c
@@ -698,6 +698,11 @@ static void gd_drawcave_tile(Bitmap *dest, GdGame *game, int x, int y, boolean d
 			    old_x <= cave->x2 &&
 			    old_y >= cave->y1 &&
 			    old_y <= cave->y2);
+
+  // never treat empty space as "moving" (may happen if player is snap-pushing element)
+  if (tile_from == O_SPACE)
+    old_is_moving = FALSE;
+
   if (old_is_visible)
   {
     if (!old_is_moving && !old_is_player)
-- 
2.34.1