Limit knockdown distance

src/actions.c

@@ -31,6 +31,8 @@
 #include <limits.h>
 #include <string.h>
 
+#define MAX_KNOCKDOWN_DISTANCE 20
+
 // 0x5106D0
 int _action_in_explode = 0;
 
@@ -70,6 +72,11 @@ int actionKnockdown(Object* obj, int* anim, int maxDistance, int rotation, int d
         }
     }
 
+    // SFALL: Fix to limit the maximum distance for the knockback animation.
+    if (maxDistance > MAX_KNOCKDOWN_DISTANCE) {
+        maxDistance = MAX_KNOCKDOWN_DISTANCE;
+    }
+
     int distance;
     int tile;
     for (distance = 1; distance <= maxDistance; distance++) {