结合中遇到的问题

秋爱

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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：
0 }# _2 H4 B. N5 [8 U4 [( K            //两点创建直线
8 w! X  T8 D0 j           
' R2 K3 a8 U1 N6 I# ?                Session *theSession = Session::GetSession();
: j8 ^% a0 H' M" H& i8 @                Part *workPart(theSession->arts()->Work());
+ [  |5 V& F% Y1 T! a: y6 z, y                Part *displayPart(theSession->arts()->Display());

# Q7 l0 ]" T4 c  q) I                std::vector<TaggedObject*>pp = point0->GetSelectedObjects();    //获取选择的点
0 P5 c  m! e6 O7 Q- q                TaggedObject * p = pp[0];
                Point * getpoint = dynamic_cast<oint*>(p);

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                std::vector<TaggedObject*>qq = point1->GetSelectedObjects();    //获取选择的点
  g" ~1 J9 }- Y% i) d. ?/ f                TaggedObject * p1 = qq[0];
                Point * getpoint1 = dynamic_cast<oint*>(p1);  
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0 o% m# l0 k4 R/ D                Features::AssociativeLine *nullFeatures_AssociativeLine(NULL);
( V! H4 ^$ s6 k                Features::AssociativeLineBuilder *associativeLineBuilder1;
                associativeLineBuilder1 = workPart->BaseFeatures()->CreateAssociativeLineBuilder(nullFeatures_AssociativeLine);


! q, u, V; s% N4 K2 |0 o" b. k, D                Unit *unit1;
                unit1 = associativeLineBuilder1->Limits()->StartLimit()->Distance()->Units();
, z2 g- N% c% R7 \" c5 A  N) Q                associativeLineBuilder1->Limits()->StartLimit()->Distance()->SetRightHandSide("0");
                associativeLineBuilder1->Limits()->EndLimit()->SetLimitOption(GeometricUtilities::CurveExtendData:imitOptionsAtPoint);

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                associativeLineBuilder1->StartPoint()->SetValue(getpoint);
                associativeLineBuilder1->SetStartPointOptions(Features::AssociativeLineBuilder::StartOptionPoint);
                associativeLineBuilder1->EndPoint()->SetValue(getpoint1);
                associativeLineBuilder1->SetEndPointOptions(Features::AssociativeLineBuilder::EndOptionPoint);
* [# p0 t: |9 Q7 w                NXObject *nXObject1;
                nXObject1 = associativeLineBuilder1->Commit();
                associativeLineBuilder1->Destroy();
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                //uf部分
                UF_initialize();
       
                tag_t linetag =( nXObject1->Tag());
                uf_list_p_t path_list = NULL;
4 }; b, t' Z: C% m& e; T0 j- N                char * limit [ 2 ] = {"20","0"};
                UF_FEATURE_SIGN sign = UF_NULLSIGN;
. L+ p! k8 E% S8 f                tag_t target_body = null_tag;
5 N" p* q. `/ `) X: j' R                uf_list_p_t  feature_list = NULL;
               
/ @/ m+ Y7 K2 A1 F$ R0 ]0 ?                UF_MODL_create_list(&path_list);
               
  v) B. w# Y+ H6 p# M                UF_MODL_put_list_item(path_list,linetag);
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                UF_MODL_create_tube1(path_list,limit,sign,target_body,&feature_list);
               
                errorCode = UF_MODL_delete_list(&path_list);
                UF_MODL_delete_list(&feature_list);
2 S& b& Z+ z; O' M) \1 @1 M1 K                UF_terminate();
, b) @' }* b+ H1 R3 J+ `                associativeLineBuilder1->Destroy();