NX二次开发源码分享： NXOpen C++获取面的面积和周长

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NX二次开发源码分享： NXOpen C++获取面的面积和周长
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[mw_shl_code=cpp,true]double MyClass::MeasureFaceArea(TaggedObject* face_tag)
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    char str[256];
        
9 e) k% H0 {) w    Unit *unit1(dynamic_cast<Unit *>(workPart->UniTCollection()->FindObject("SquareMilliMeter")));
    Unit *unit2(dynamic_cast<Unit *>(workPart->UnitCollection()->FindObject("MilliMeter")));
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# G" ]; t: F* _5 {  h' t    //FaceCollector issue is fixed in NX9
8 S. B( y! r1 `3 x    NXObject *nullNXObject(NULL);
    MeasureFaceBuilder *measureFaceBuilder1;
    measureFaceBuilder1 = workPart->MeasureManager()->CreateMeasureFaceBuilder(nullNXObject);
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( d2 Q8 E" ]. c  g    Face *face1 = dynamic_cast<Face *>(face_tag);
    vector<Face *> faces1(1);
6 {2 l1 a; p: a, f8 K0 o1 Z    faces1[0] = face1;
    FaceDumbRule *faceDumbRule1;
    faceDumbRule1 = workPart->ScRuleFactory()->CreateRuleFaceDumb(faces1);
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    std::vector<SelectionIntentRule *> rules1(1);
) I+ l* O# H( B. f2 o. v5 v    rules1[0] = faceDumbRule1;
+ D, i! ~3 S* ?$ V( }6 D    measureFaceBuilder1->FaceCollector()->ReplaceRules(rules1, false);
    NXOpen::NXObject *nxObjct1 = measureFaceBuilder1->Commit();

    NXOpen::ScCollector *scCollector1 = measureFaceBuilder1->FaceCollector();
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    MeasureFaces *measureFaces1;
    measureFaces1 = workPart->MeasureManager()->NewFaceProperties(unit1, unit2, 0.99, scCollector1);

    double face_area = measureFaces1->Area();
    sprintf_s(str, sizeof(str), "Selected Face Area: = %f",face_area);
    print(str);
   
    double face_perimeter = measureFaces1->Perimeter();
    sprintf_s(str, sizeof(str), "Selected Face Perimeter: = %f",face_perimeter);
    print(str);

    delete measureFaces1;   
7 ^  R7 [1 H1 T6 j+ A( a; q, U    delete faceDumbRule1;
    measureFaceBuilder1->Destroy();
( y1 N# X& D' I6 T5 X9 R    return face_area;
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rkc_555

这个方法我试过了，我8.5的版本好像不行，计算的面积为0，可以直接创建measureFaces对象，用另一个重载函数，只要两行代码就能计算出面积