+ // special case 1 (continued):
+ //
+ // if different tile sizes are used in same image file (usually by mistake,
+ // like forgetting option ".tile_size" for one or more graphic definitions),
+ // make sure to use only the first tile size that is processed for this image
+ // (and ignore all subsequent, potentially different tile size definitions
+ // for this image within the current level set by disabling the above check)
+
+ setString(&img_info->leveldir, leveldir_current->identifier);
+