UG NX二次开发中，使用ufun装配方面的常用函数具体描述

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* {$ z" u  s: c) A& X4 z8 u& z& z„/* 得到当前的work part prototype tag */
extern tag_t UF_ASSEM_ask_work_part ( );
, X# c9 o2 B( l„/* 设置当前的work part prototype tag */
extern int UF_ASSEM_set_work_part ( tag_t part );
„/* 得到当前的work part occurrence tag */
extern tag_t UF_ASSEM_ask_work_occurrence ( );
* I9 j1 y& J3 l& T+ ?„/* 设置当前的work part occurrence tag */
extern int UF_ASSEM_set_work_occurrence ( tag_t part_occur );
! p4 p& n6 U6 x! U2 K3 o: T„/* 得到根part的occurrence tag, 输入的part必须是根part prototype tag */
extern tag_t UF_ASSEM_ask_root_part_occ ( tag_t part );
) F: b/ H6 E# c, c9 J  G6 x9 l„/* 得到某个instance的父part prototype tag */
extern tag_t UF_ASSEM_ask_parent_of_instance ( tag_t instance );
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" v8 M3 G2 E" R. v. z& \0 y/* 得到某个instance的part prototype tag */
6 o3 \, _) U( x extern tag_t UF_ASSEM_ask_child_of_instance ( tag_t instance );
" i4 t' [! K' l- I) F7 ~/* 得到父part下某个instance name的instance tag */
extern tag_t UF_ASSEM_ask_instance_of_name ( tag_t parent_part, const char * instance_name );  
/* 得到父part下某个instance的part occurrence tag */
extern tag_t UF_ASSEM_ask_part_occ_of_inst ( tag_t parent_part_occ, tag_t instance );
/* 得到某个instance的所有part occurrence tag */
extern int UF_ASSEM_ask_part_occs_of_inst ( tag_t instance, tag_t ** part_occs );
6 j8 w# H1 Z7 s, Q, F) P0 r$ ~( _6 N/ m/* 得到某个part occurrence的instance tag */
- G, X, N9 N' `5 G3 A/ w- X" yextern tag_t UF_ASSEM_ask_inst_of_part_occ ( tag_t part_occur );
6 {; [- j3 ~; q  n3 l' `/* 得到父part下某个part prototype的所有part occurrence tag */
extern int UF_ASSEM_ask_occs_of_part ( tag_t parent_part, tag_t part, tag_t ** part_occs );
/ R" b4 K9 `+ `/* 得到某个object prototype的所有object occurrence tag */
extern int UF_ASSEM_ask_occs_of_entity ( tag_t object, tag_t ** occurrences );
/* 得到某个object或part occurrence的object或part prototype tag */
extern tag_t UF_ASSEM_ask_prototype_of_occ ( tag_t occurrence );
/* 得到某个object或part occurrence的父part occurrence tag */
extern tag_t UF_ASSEM_ask_part_occurrence ( tag_t occurrence );
/* 得到某个part occurrence下所有子part occurrence tag */
extern int UF_ASSEM_ask_all_part_occ_children ( tag_t part_occur, tag_t ** child_part_occs );
( l2 o( x1 q8 O. N- v2 K  r/* 同上 */
extern int UF_ASSEM_ask_part_occ_children ( tag_t part_occur, tag_t ** child_part_occs );
: K3 B8 l8 x+ w! w: W$ ~" V/* 得到某个part occurrence中所有object occurrence tag的个数 */
extern int UF_ASSEM_count_ents_in_part_occ ( tag_t part_occur );
/* 得到某个part occurrence中某个object prototype的object occurrence tag */
2 l3 r: w* z' ?( J  z* [( t: nextern tag_t UF_ASSEM_find_occurrence ( tag_t part_occur, tag_t object_prototype );
/* 得到某个part occurrence在当前work part中的part occurrence tag */
extern int UF_ASSEM_get_occ_in_work_occ ( tag_t part_occ, tag_t * occ_in_work );
0 j  C$ C! N) p) {/ V4 U$ C% I/* 判断某个part或object tag是否是occurrence tag */
extern logical UF_ASSEM_is_occurrence ( tag_t entity );
' h' ~; ^' c4 _: J) ~0 b5 g/* 判断某个part是否是occurrence tag */
extern logical UF_ASSEM_is_part_occurrence ( tag_t occurrence );
/* 判断某个part occurrence是否属于当前的work part */
- r: }8 n* R$ g, o4 T6 U- [7 {extern int UF_ASSEM_occ_is_in_work_part ( tag_t part_occ, logical * is_in_work );
/* 循环查找某个part occurrence中的所有object occurrence tag */
extern tag_t UF_ASSEM_cycle_ents_in_part_occ ( tag_t part_occur, tag_t object_occur );
) C" o* l+ K9 ~; G* z, W/* 循环查找某个part prototype下的所有instance tag */
2 J( }3 \+ ?# v3 W5 R6 _extern tag_t UF_ASSEM_cycle_inst_of_part ( tag_t parent_part, tag_t instance );

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