fixed graphical bug when digging (crumbled) sand next to other player

diff --git a/src/tools.c b/src/tools.c
index 2ff2a6e3a7450e00293d90a81ee25308167fa84a..3f9fa56f8ef683be363200ec522c5cfec6439ba2 100644 (file)
--- a/src/tools.c
+++ b/src/tools.c
@@ -2274,7 +2274,9 @@ static void DrawLevelFieldCrumbledExt(int x, int y, int graphic, int frame)
          !IN_SCR_FIELD(sxx, syy))
        continue;
 
-      if (Feld[xx][yy] == EL_ELEMENT_SNAPPING)
+      // do not crumble fields that are being digged or snapped
+      if (Feld[xx][yy] == EL_EMPTY ||
+         Feld[xx][yy] == EL_ELEMENT_SNAPPING)
        continue;
 
       element = TILE_GFX_ELEMENT(xx, yy);