通过对话框选择体以及分割该体的面，实现体的分割，相关资源请访问下载我的资源分享（上传需要时间审核）

		NXOpen::Session* theSession = NXOpen::Session::GetSession();
        NXOpen::Part* workPart(theSession->Parts()->Work());
        NXOpen::Part* displayPart(theSession->Parts()->Display());
       //根据对话框选择体和分割面
        std::vector<NXOpen::TaggedObject*>bodysSelected =  bodySelect0->GetSelectedObjects();
        std::vector<NXOpen::TaggedObject*>facesSelected = face_select0->GetSelectedObjects();
        
        NXOpen::Body* body1(dynamic_cast<NXOpen::Body*>(bodysSelected[0]));
        NXOpen::Face* face1(dynamic_cast<NXOpen::Face*>(facesSelected[0]));
        //根据选择的面创建基准平面
        NXOpen::Features::Feature* nullNXOpen_Features_Feature(NULL);
        NXOpen::Features::DatumPlaneBuilder* datumPlaneBuilder1;
        datumPlaneBuilder1 = workPart->Features()->CreateDatumPlaneBuilder(nullNXOpen_Features_Feature);

        NXOpen::Plane* plane1;
        plane1 = datumPlaneBuilder1->GetPlane();

        plane1->SetUpdateOption(NXOpen::SmartObject::UpdateOptionWithinModeling);
        plane1->SetMethod(NXOpen::PlaneTypes::MethodTypeDistance);

        std::vector<NXOpen::NXObject*> geom1(1);
        geom1[0] = face1;
        plane1->SetGeometry(geom1);
        plane1->SetFlip(false);
        plane1->SetReverseSide(false);
        NXOpen::Expression* expression3;
        expression3 = plane1->Expression();
        expression3->SetRightHandSide("0");
        plane1->SetAlternate(NXOpen::PlaneTypes::AlternateTypeOne);
        plane1->Evaluate();

        NXOpen::Features::Feature* feature1;
        feature1 = datumPlaneBuilder1->CommitFeature();
        NXOpen::Features::DatumPlaneFeature* datumPlaneFeature1(dynamic_cast<NXOpen::Features::DatumPlaneFeature*>(feature1));
        NXOpen::DatumPlane* datumPlane1;
        datumPlane1 = datumPlaneFeature1->DatumPlane();
       //体分割操作
        NXOpen::Features::SplitBody* nullNXOpen_Features_SplitBody(NULL);
        NXOpen::Features::SplitBodyBuilder* splitBodyBuilder1;
        splitBodyBuilder1 = workPart->Features()->CreateSplitBodyBuilderUsingCollector(nullNXOpen_Features_SplitBody);

        std::vector<NXOpen::Body*> bodies1(1);
        bodies1[0] = body1;
        NXOpen::BodyDumbRule* bodyDumbRule1;
        bodyDumbRule1 = workPart->ScRuleFactory()->CreateRuleBodyDumb(bodies1);

        NXOpen::ScCollector* scCollector1;
        scCollector1 = workPart->ScCollectors()->CreateCollector();

        std::vector<NXOpen::SelectionIntentRule*> rules1(1);
        rules1[0] = bodyDumbRule1;
        scCollector1->ReplaceRules(rules1, false);
        splitBodyBuilder1->SetTargetBodyCollector(scCollector1);

        std::vector<NXOpen::DatumPlane*> faces1(1);
        faces1[0] = datumPlane1;
        NXOpen::FaceDumbRule* faceDumbRule1;
        faceDumbRule1 = workPart->ScRuleFactory()->CreateRuleFaceDatum(faces1);

        std::vector<NXOpen::SelectionIntentRule*> rules2(1);
        rules2[0] = faceDumbRule1;
        splitBodyBuilder1->BooleanTool()->FacePlaneTool()->ToolFaces()->FaceCollector()->ReplaceRules(rules2, false);

        NXOpen::Features::Feature* splitFeature = splitBodyBuilder1->CommitFeature();
        std::vector< NXOpen::Body* >splitBody = splitFeature->GetBodies();
        //移除参数
        NXOpen::Features::RemoveParametersBuilder* removeParametersBuilder1;
        removeParametersBuilder1 = workPart->Features()->CreateRemoveParametersBuilder();

        for (int i=0; i< splitBody.size(); i++)
        {
            bool added1;
            added1 = removeParametersBuilder1->Objects()->Add(splitBody[i]);
        }
        NXOpen::NXObject* nXObject11;
        nXObject11 = removeParametersBuilder1->Commit();
       //删除创建的基准平面
        std::vector<NXOpen::TaggedObject*> objects1(1);
        objects1[0] = datumPlane1;
        int nErrs1;
        nErrs1 = theSession->UpdateManager()->AddObjectsToDeleteList(objects1);
        NXOpen::Session::UndoMarkId id1;
        id1 = theSession->NewestVisibleUndoMark();
        int nErrs2;
        nErrs2 = theSession->UpdateManager()->DoUpdate(id1);