NXopen C++ 分割成两段，我怎么得到两条线段的tag

SimonLv

我想请教一下大神：为什么我用分割曲线命令，将一条线分割成两段，我怎么得到两条线段的tag，这是录制代码，每到这里程序就蹦了
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    std::vector<NXObject *> objects1;
    objects1 = divideCurveBuilder1->GeTCommittedObjects();
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完整代码如下：
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: ]" T( Z9 E  ]9 z* l// NX 7.5.0.32
// Journal created by 99112 on Sat Apr 04 23:13:53 2020 中国标准时间
//
, Q- d8 |5 G) ?) j#include <uf_defs.h>
#include <NXOpen/NXException.hxx>
#include <NXOpen/Session.hxx>
  v1 h3 R* h6 ^. c#include <NXOpen/Builder.hxx>
4 \, o. c! |1 I$ W! z, O#include <NXOpen/Direction.hxx>
#include <NXOpen/Expression.hxx>
#include <NXOpen/ExpressionCollection.hxx>
#include <NXOpen/Features_BaseFeatureCollection.hxx>
#include <NXOpen/Features_DivideCurveBuilder.hxx>
$ `# ?. X9 ^2 |& R7 F4 O; m! q- N1 u#include <NXOpen/Features_FeatureCollection.hxx>
, M2 l: p4 ~6 v3 F* n) {( I& l#include <NXOpen/Features_PointFeature.hxx>
/ t8 f: V( h* n0 O#include <NXOpen/ModelingView.hxx>
#include <NXOpen/ModelingViewCollection.hxx>
#include <NXOpen/NXObject.hxx>
#include <NXOpen/Part.hxx>
9 u( g8 S/ ~2 j+ e# I#include <NXOpen/PartCollection.hxx>
#include <NXOpen/Plane.hxx>
( b" n) s! z7 B9 J+ e* {#include <NXOpen/PlaneCollection.hxx>
0 _( N- `8 ~* m+ z# \6 f( ^5 U#include <NXOpen/Point.hxx>
#include <NXOpen/PointCollection.hxx>
#include <NXOpen/Preferences_PartModeling.hxx>
- f, W0 {4 e8 M' B#include <NXOpen/Preferences_PartPreferences.hxx>
#include <NXOpen/Section.hxx>
4 g6 o: o0 N9 V5 L# ~  E( [5 i: \/ h#include <NXOpen/SectionCollection.hxx>
#include <NXOpen/SelectCurve.hxx>
#include <NXOpen/SelectObject.hxx>
#include <NXOpen/SelectPointList.hxx>
#include <NXOpen/Session.hxx>
& m/ `# }3 o: z7 \#include <NXOpen/Spline.hxx>
#include <NXOpen/SplineCollection.hxx>
* C0 X  \5 T2 `#include <NXOpen/TaggedObject.hxx>
#include <NXOpen/Unit.hxx>
" b+ u: f$ w5 k+ P#include <NXOpen/UnitCollection.hxx>
$ @- K& F! \8 P; V. Z# _1 r#include <NXOpen/Update.hxx>
using namespace NXOpen;

extern "C" DllExport int ufusr_ask_unload()
{
    return (int)Session::LibraryUnloadOptionImmediately;
}
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5 l+ e, H9 C3 w& k+ N, J& c, e: rextern "C" DllExport void ufusr(char *param, int *retCode, int paramLen)
{
9 m9 o4 `0 N4 w' ~, w* [    Session *theSession = Session::GetSession();
    Part *workPart(theSession->Parts()->Work());
    Part *displayPart(theSession->Parts()->Display());
1 \/ d' f1 K3 A* |/ i- E( \+ c: K    // ----------------------------------------------
    //   Menu: Edit->Curve->Divide...
1 `4 E7 a2 E$ l- p    // ----------------------------------------------
" N) M' Y' Y" d4 d7 n    Session::UndoMarkId markId1;
: a7 A0 x8 W' i    markId1 = theSession->SetUndoMark(Session::MarkVisibilityVisible, "Start");

# C, p4 V7 [4 }& C1 N+ u    Features::Feature *nullFeatures_Feature(NULL);
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    if ( !workPart->Preferences()->Modeling()->GetHistoryMode() )
5 U5 c5 k3 [) T/ |* D5 H8 u1 j1 `    {
        throw NXException::Create("Create or edit of a Feature was recorded in History Mode but playback is in History-Free Mode.");
    }
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1 x( T6 @- B* K2 U  i) ^    Features::DivideCurveBuilder *divideCurveBuilder1;
    divideCurveBuilder1 = workPart->BaseFeatures()->CreateDivideCurveBuilder(nullFeatures_Feature);
. G- ]* h& `2 K& Q+ }
    Point3d origin1(0.0, 0.0, 0.0);
, Q8 t1 D8 @9 `  b% v    Vector3d normal1(0.0, 0.0, 1.0);
" d9 S, f2 G7 {8 G6 N! \# `  m    Plane *plane1;
5 w; H6 {9 Z" {4 b7 E1 B    plane1 = workPart->Planes()->CreatePlane(origin1, normal1, SmartObject::UpdateOptionWithinModeling);
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    divideCurveBuilder1->SetBoundingPlane(plane1);

) u4 D: \8 V9 G+ h8 v    Section *section1;
& _3 o" K0 s8 U6 T# V6 I    section1 = workPart->Sections()->CreateSection(0.00095, 0.001, 0.005);
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    Unit *unit1(dynamic_cast<Unit *>(workPart->UnitCollection()->FindObject("MilliMeter")));
1 r1 V4 G4 H/ {" F( F4 K    Expression *expression1;
    expression1 = workPart->Expressions()->CreateSystemExpressionWithUnits("0", unit1);

4 {* a' e6 \7 g5 E4 O, R    Section *section2;
. F7 Q+ Q9 r+ v) b, P' o" e    section2 = workPart->Sections()->CreateSection(0.00095, 0.001, 0.005);

5 [" e. o8 M! T" e  E& b    Expression *expression2;
    expression2 = workPart->Expressions()->CreateSystemExpressionWithUnits("0", unit1);
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& J2 j2 k/ O7 @' x9 A; v/ r8 |    divideCurveBuilder1->SetEqualSegmentMethod(Features::DivideCurveBuilder::EqualSegmentOptionEqualArcLength);
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    divideCurveBuilder1->SetEqualParameterSegments(5);
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0 X  H* G4 t! W7 U    divideCurveBuilder1->SetEqualArcLengthSegments(5);
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    theSession->SetUndoMarkName(markId1, NXString("Divide Curve \345\257\271\350\257\235\346\241\206", NXString::UTF8));

    divideCurveBuilder1->SetType(Features::DivideCurveBuilder::TypesByBoundingObjects);

    Spline *spline1(dynamic_cast<Spline *>(workPart->Splines()->FindObject("HANDLE R-13222")));
    Point3d point1(687.588524265161, -38.7585251796817, 92.0013591828029);
+ v0 X" b" @* u! _  }9 }% N$ G    divideCurveBuilder1->DividingCurve()->SetValue(spline1, workPart->ModelingViews()->WorkView(), point1);
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8 O* F: x+ O' X5 m: _9 n5 Y    divideCurveBuilder1->SetBoundingObjectMethod(Features::DivideCurveBuilder::BoundingObjectOptionProjectPoint);
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+ i. t0 X1 r/ t! H2 ~" Z0 B    Features::PointFeature *pointFeature1(dynamic_cast<Features::PointFeature *>(workPart->Features()->FindObject("POINT(33)")));
0 Y% G  P* m. L6 b( q% Y    Point *point2(dynamic_cast<Point *>(pointFeature1->FindObject("POINT 1")));
% F9 f3 _3 I8 V0 c: o# T: S) o    Xform *nullXform(NULL);
( f, K; {- [4 y    Point *point3;
2 }. h0 J% p1 V' e$ I$ W    point3 = workPart->Points()->CreatePoint(point2, nullXform, SmartObject::UpdateOptionWithinModeling);
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4 i8 I& A2 q6 u    divideCurveBuilder1->SetBoundingProjectPoint(point3);

    Session::UndoMarkId markId2;
& b& g: F7 Q: o& T, N. `/ ^    markId2 = theSession->SetUndoMark(Session::MarkVisibilityInvisible, "Divide Curve");

) w0 J7 c+ K" D# ?" {; P5 \    NXObject *nXObject1;
: A) Q: J$ w" K& A0 e- h2 c6 f* g    nXObject1 = divideCurveBuilder1->Commit();
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    std::vector<NXObject *> objects1;
5 J! I0 o! ]8 t    objects1 = divideCurveBuilder1->GetCommittedObjects();

    theSession->DeleteUndoMark(markId2, NULL);
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    theSession->SetUndoMarkName(markId1, "Divide Curve");

    divideCurveBuilder1->Destroy();
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    try
+ [; q6 w6 S+ k0 W' t& Y1 s    {
        // 表达式仍然在使用中。
+ c# Z% o7 f, E' W! p        workPart->Expressions()->Delete(expression2);
4 G( P6 S) H. [    }
5 o$ q# Y! x& _# Y    catch (const NXException &ex)
    {
" @6 {+ A; Y5 d$ W. O      ex.AssertErrorCode(1050029);
    }
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    section2->Destroy();
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( ~2 s( N0 j3 D3 C. _; m6 i    try
    {
7 S8 U- k- Q& ]1 Q        // 表达式仍然在使用中。
2 e0 o5 O9 e% }+ E8 H: ?. j+ U4 u        workPart->Expressions()->Delete(expression1);
, W3 P& R- P$ I4 v$ J  k0 K    }
  B8 S( o# W. j$ ]* E    catch (const NXException &ex)
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# R- @+ X* R% S5 P2 g( k      ex.AssertErrorCode(1050029);
    }

% g# m2 _- A- X4 n- Y    section1->Destroy();

9 T1 B& @5 X# Y  @    plane1->DestroyPlane();
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    int nErrs1;
    nErrs1 = theSession->UpdateManager()->DoUpdate(markId1);
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$ W( A1 x1 @! |    // ----------------------------------------------
& t) ~% Y# T# G, H! z) d7 W/ y    //   Menu: Tools->Journal->Stop Recording
    // ----------------------------------------------
}


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admin

objects1 = divideCurveBuilder1->GetCommittedObjects()  这个是空吗？ 如果不是通常情况下，就是在这里，你可以打印看下。

) X5 B: b) m" e8 G# Y8 u( z, S另外一种方式就是生成的feature，通过feature去找对应的子对象

SimonLv

C:\Users\99112\Desktop

! P4 K: k- l0 v% x  L0 Z& Y9 ~) d[mw_shl_code=cpp,true]objects1 = divideCurveBuilder1->GetCommittedObjects() [/mw_shl_code]的值一直是两个0，这段是录制jounal生成的，源代码就是这么获取的
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[mw_shl_code=cpp,true]        Features::Feature *feat1;
5 f/ r! ?9 u7 k: q4 j0 Y        feat1 = divideCurveBuilder1->CommitFeature();[/mw_shl_code]
( i& G: n% A2 @6 E, \+ E代替
[mw_shl_code=cpp,true]    NXObject *nXObject1;
    nXObject1 = cylinderBuilder1->Commit();[/mw_shl_code]
, Y8 \! C1 b- c* c% S0 N) \也可以分割一条曲线成两条   但是我想用这两条线怎么获取他们的tag？？
希望指点一下？
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