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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„/* 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 );
- U- s: L/ L! e7 K„/* 得到当前的work part occurrence tag */
* F2 k* f  r/ [/ d& c extern tag_t UF_ASSEM_ask_work_occurrence ( );
„/* 设置当前的work part occurrence tag */
  R& g$ @. ~5 J 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 */
' ]1 p, f* P5 Q6 |; Z extern tag_t UF_ASSEM_ask_parent_of_instance ( tag_t instance );

/* 得到某个instance的part prototype tag */
extern tag_t UF_ASSEM_ask_child_of_instance ( tag_t instance );
: x1 Y5 b. a/ L4 h, `9 O) q' C4 u/* 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 );  
; l: D% C( S9 L  X/* 得到父part下某个instance的part occurrence tag */
6 H. X; i, B: D0 K: jextern tag_t UF_ASSEM_ask_part_occ_of_inst ( tag_t parent_part_occ, tag_t instance );
0 F# n  Z0 Y' Z# L/* 得到某个instance的所有part occurrence tag */
4 i+ }% `; m& [extern int UF_ASSEM_ask_part_occs_of_inst ( tag_t instance, tag_t ** part_occs );
. J0 O1 l" c2 k' C. j( B/* 得到某个part occurrence的instance tag */
9 V0 O* f$ w* s" }9 mextern 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 );
& X" o% s7 O/ e1 O  z7 v, j( v& [/* 得到某个object prototype的所有object occurrence tag */
4 y, [( {1 q& I. d- v) Pextern 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 */
) [/ q, ?1 T; ]3 k  b( Textern 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 );
' j* }. S" d, t/* 同上 */
' s. m+ t  D- b( Pextern int UF_ASSEM_ask_part_occ_children ( tag_t part_occur, tag_t ** child_part_occs );
, v$ b7 O$ k8 A: Z2 {6 b/* 得到某个part occurrence中所有object occurrence tag的个数 */
7 G0 [+ o. r( @3 M0 aextern 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 */
7 v0 q+ v; {! g8 x, B  mextern 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 );
6 d- G" V) B& Q: b$ @2 ~/* 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 */
/ f7 _3 L% H2 R' E8 x/ Jextern logical UF_ASSEM_is_part_occurrence ( tag_t occurrence );
; W+ M2 }! f# G: O3 Y/* 判断某个part occurrence是否属于当前的work part */
extern int UF_ASSEM_occ_is_in_work_part ( tag_t part_occ, logical * is_in_work );
' [) m; k7 D2 O/* 循环查找某个part occurrence中的所有object occurrence tag */
2 R5 Y& L0 c- _3 fextern tag_t UF_ASSEM_cycle_ents_in_part_occ ( tag_t part_occur, tag_t object_occur );
0 |1 P6 S- H0 X# O+ j1 I/* 循环查找某个part prototype下的所有instance tag */
/ F- j) B. Z  iextern tag_t UF_ASSEM_cycle_inst_of_part ( tag_t parent_part, tag_t instance );
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