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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' I" ]5 O! f; K% F„/* 得到当前的work part prototype tag */
extern tag_t UF_ASSEM_ask_work_part ( );
„/* 设置当前的work part prototype tag */
extern int UF_ASSEM_set_work_part ( tag_t part );
2 `$ q* Y  C, D) J3 T' Z/ ?6 l„/* 得到当前的work part occurrence tag */
extern tag_t UF_ASSEM_ask_work_occurrence ( );
„/* 设置当前的work part occurrence tag */
extern int UF_ASSEM_set_work_occurrence ( tag_t part_occur );
„/* 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 );
„/* 得到某个instance的父part prototype tag */
extern tag_t UF_ASSEM_ask_parent_of_instance ( tag_t instance );

! K& v3 W8 w+ V+ H/* 得到某个instance的part prototype tag */
extern tag_t UF_ASSEM_ask_child_of_instance ( tag_t instance );
/* 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 );  
8 @# _* {/ F) K/* 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 );
9 C7 ?/ g* g# w% m  _) W/* 得到某个part occurrence的instance tag */
. X, R$ E+ c( d2 j. q  Q/ Iextern tag_t UF_ASSEM_ask_inst_of_part_occ ( tag_t part_occur );
/* 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 );
; T" u; Y2 D' ?  C/* 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 */
/ s6 s% J" n2 |7 M7 Eextern tag_t UF_ASSEM_ask_prototype_of_occ ( tag_t occurrence );
/* 得到某个object或part occurrence的父part occurrence tag */
% ]1 H9 |1 R, O0 z' P! P3 Y0 Q, vextern 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 );
/* 同上 */
extern int UF_ASSEM_ask_part_occ_children ( tag_t part_occur, tag_t ** child_part_occs );
) b# G+ z- }, y: B3 ~/* 得到某个part occurrence中所有object occurrence tag的个数 */
+ n% @; p  q8 Y4 c1 z4 Dextern int UF_ASSEM_count_ents_in_part_occ ( tag_t part_occur );
9 `) i1 F3 X7 k/* 得到某个part occurrence中某个object prototype的object occurrence tag */
2 c/ \; l9 x# d3 ]1 j) dextern tag_t UF_ASSEM_find_occurrence ( tag_t part_occur, tag_t object_prototype );
/ n. Z5 B; b' r) M/* 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 );
/* 判断某个part或object tag是否是occurrence tag */
extern logical UF_ASSEM_is_occurrence ( tag_t entity );
/* 判断某个part是否是occurrence tag */
7 I8 ?% @( [) Z% ^8 W" Sextern logical UF_ASSEM_is_part_occurrence ( tag_t occurrence );
+ |* i$ [3 q0 p* b/ e/* 判断某个part occurrence是否属于当前的work part */
8 z  X- d8 K  ]& J0 m% l3 {extern int UF_ASSEM_occ_is_in_work_part ( tag_t part_occ, logical * is_in_work );
8 Q% U6 a7 U3 |' k) a; s/* 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 );
/* 循环查找某个part prototype下的所有instance tag */
extern tag_t UF_ASSEM_cycle_inst_of_part ( tag_t parent_part, tag_t instance );
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