结合中遇到的问题

秋爱

请问怎么把NXOPEN创建的直线用UF的函数生成管道呢。我在界面上能获取任意两点生成直线（nxopen实现的），把直线转换成UF函数里边的参数后管道不能创建，请求帮助，代码如下：
8 S0 R7 \9 H( u6 t            //两点创建直线
& ]# Y/ f4 k! p# V  t4 x           
8 h( Z0 u8 d5 i9 y) \) h                Session *theSession = Session::GetSession();
0 o6 w2 V) n( ]) {6 f% s8 k; y; A0 ?$ L                Part *workPart(theSession->arts()->Work());
1 D! d( M; c' j3 p' U                Part *displayPart(theSession->arts()->Display());
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& g/ N5 w1 J7 f) b                std::vector<TaggedObject*>pp = point0->GetSelectedObjects();    //获取选择的点
( Z8 `" [" ^  n0 T7 t                TaggedObject * p = pp[0];
, t0 G9 r1 ^9 W& D% M. X2 v                Point * getpoint = dynamic_cast<oint*>(p);


                std::vector<TaggedObject*>qq = point1->GetSelectedObjects();    //获取选择的点
- G) w4 y' ?- x                TaggedObject * p1 = qq[0];
                Point * getpoint1 = dynamic_cast<oint*>(p1);  


                Features::AssociativeLine *nullFeatures_AssociativeLine(NULL);
$ A/ U3 b8 e8 P: n' U! F6 v                Features::AssociativeLineBuilder *associativeLineBuilder1;
                associativeLineBuilder1 = workPart->BaseFeatures()->CreateAssociativeLineBuilder(nullFeatures_AssociativeLine);
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6 L; r! |+ @' B" K0 p                Unit *unit1;
                unit1 = associativeLineBuilder1->Limits()->StartLimit()->Distance()->Units();
                associativeLineBuilder1->Limits()->StartLimit()->Distance()->SetRightHandSide("0");
& E7 r" p+ X- M! |% W                associativeLineBuilder1->Limits()->EndLimit()->SetLimitOption(GeometricUtilities::CurveExtendData:imitOptionsAtPoint);


                associativeLineBuilder1->StartPoint()->SetValue(getpoint);
0 L$ ?6 @% [! J' v9 \) T* u) H                associativeLineBuilder1->SetStartPointOptions(Features::AssociativeLineBuilder::StartOptionPoint);
* h( g! H# b/ W; o8 f! ^                associativeLineBuilder1->EndPoint()->SetValue(getpoint1);
                associativeLineBuilder1->SetEndPointOptions(Features::AssociativeLineBuilder::EndOptionPoint);
                NXObject *nXObject1;
1 n& H  M! W/ P  B8 q& w, I                nXObject1 = associativeLineBuilder1->Commit();
                associativeLineBuilder1->Destroy();
* [9 G$ H/ d! ]1 @9 R

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                //uf部分
! E, J2 Q% T8 }' Q; U1 r0 P                UF_initialize();
* v1 Q. K' v2 R' |  d7 Q       
, p" N& H% P1 x6 `0 }  j                tag_t linetag =( nXObject1->Tag());
: Y( ]0 h% Q! ~6 S                uf_list_p_t path_list = NULL;
  n' K/ I* o% M6 N+ x1 v2 z$ P$ ~                char * limit [ 2 ] = {"20","0"};
                UF_FEATURE_SIGN sign = UF_NULLSIGN;
                tag_t target_body = null_tag;
9 `$ t5 Y2 ~+ ]' _( H2 q+ q1 k* ?                uf_list_p_t  feature_list = NULL;
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$ S9 q8 k% k4 ]; `. k1 z                UF_MODL_create_list(&path_list);
               
; n% |1 h7 `2 l' o& R                UF_MODL_put_list_item(path_list,linetag);
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; n* J) a. |: I, a5 u/ }8 g                UF_MODL_create_tube1(path_list,limit,sign,target_body,&feature_list);
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* U, I8 {. [& B                errorCode = UF_MODL_delete_list(&path_list);
                UF_MODL_delete_list(&feature_list);
+ Q  j; O* a7 f0 p' \/ f, M                UF_terminate();
                associativeLineBuilder1->Destroy();

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