<undefined> 0 0 0 0 <undefined> <undefined> 1 605 0 0 0 0 0 self 0 0 1 Defines the attributes `parent` and `children`. Children are implemented as an ordered list. 1 611 6 -1 0 -1 2 self 0 0 1 parent 0 noone 1 611 6 -1 0 -1 2 self 0 0 1 children 0 ds_list_create() 1 603 7 0 0 -1 2 self 0 0 1 ///Clear all children's parent and remove the children list for (i = 0; i < ds_list_size(children); i++) children[|i].parent = noone; ds_list_destroy(children); 0 0 0 0.5 0.100000001490116 0 0.100000001490116 0.100000001490116 0.200000002980232 -1 0