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一、概述

        在进行批量布尔求和时，采用NXOpenC++的方式要比UFun的方式美观的多，个人认为，ufun中UF_MODL_unite_bodies函数采用的是两两进行合并，显示多个步骤，而NXOpenC++采用的是一个工具体和多个目标体进行合并，最终只显示一个步骤。具体原因个人目前不太清楚。

二、布尔求和

NXOpenC++

   NXOpen::Session *theSession = NXOpen::Session::GetSession();NXOpen::Part *workPart(theSession->Parts()->Work());NXOpen::Part *displayPart(theSession->Parts()->Display());vector<tag_t> thecycleTAG;//找到工作部件所有的体tag_t WorkPartTag1 = UF_PART_ask_display_part();tag_t objTag1 = NULL_TAG;UF_OBJ_cycle_objs_in_part1(WorkPartTag1, UF_solid_type, &objTag1);int type1;int subtype1;while (objTag1 != NULL_TAG){UF_OBJ_ask_type_and_subtype(objTag1, &type1, &subtype1);if (!subtype1){thecycleTAG.push_back(objTag1);}UF_OBJ_cycle_objs_in_part1(WorkPartTag1, UF_solid_type, &objTag1);}// ----------------------------------------------//   Menu: 插入(S)->组合(B)->合并(U)...// ----------------------------------------------NXOpen::Features::BooleanFeature *nullNXOpen_Features_BooleanFeature(NULL);NXOpen::Features::BooleanBuilder *booleanBuilder1;booleanBuilder1 = workPart->Features()->CreateBooleanBuilderUsingCollector(nullNXOpen_Features_BooleanFeature);	//建模公差booleanBuilder1->SetTolerance(0.001);//选择布尔类型——求和BooleanTypeUnitebooleanBuilder1->SetOperation(NXOpen::Features::Feature::BooleanTypeUnite);//目标体的设置NXOpen::Body *body1(dynamic_cast<NXOpen::Body *>(NXOpen::NXObjectManager::Get(thecycleTAG[0])));bool added1;added1 = booleanBuilder1->Targets()->Add(body1);//工具体设置	NXOpen::ScCollector *scCollector2;//定义一个工具收集器scCollector2 = workPart->ScCollectors()->CreateCollector();std::vector<NXOpen::Body *> bodies1;//获得工具体的bodyfor (int i = 1; i < thecycleTAG.size(); i++){NXOpen::Body *body(dynamic_cast<NXOpen::Body *>(NXOpen::NXObjectManager::Get(thecycleTAG[i])));bodies1.push_back(body);}NXOpen::BodyDumbRule *bodyDumbRule1;bodyDumbRule1 = workPart->ScRuleFactory()->CreateRuleBodyDumb(bodies1, true);std::vector<NXOpen::SelectionIntentRule *> rules1(1);rules1[0] = bodyDumbRule1;scCollector2->ReplaceRules(rules1, false);//设置目标体booleanBuilder1->SetToolBodyCollector(scCollector2);//创建、销毁NXOpen::NXObject *nXObject1;nXObject1 = booleanBuilder1->Commit();booleanBuilder1->Destroy();

UFUN

    std::vector<NXOpen::TaggedObject *> selectbodys = selection0->GetSelectedObjects();//TaggedObject转化tag_tstd::vector<tag_t> body_ZX, body_FX;for (int i = 0; i < (int)selectbodys.size(); i++){body_ZX.push_back(selectbodys[i]->Tag());body_FX.push_back(selectbodys[i]->Tag());}std::reverse(body_FX.begin(), body_FX.end());//反向排序//进行循环int j = 0;for (int i = 0; i < (int)body_ZX.size(); i++){for ( j =0 ; j < (int)body_FX.size(); j++){if (body_ZX[i] != body_FX[j]){findbodyTAG = NULL_TAG;findBody(body_ZX[i]); //找体if (findbodyTAG != NULL_TAG){creatUnite(body_FX[j], body_ZX[i]); //通过判断求和}}}if ((int)body_FX.size() > 1)//反向减一{body_FX.pop_back();}j = (int)body_FX.size();}

原模型

NXOpenC++

UFUN