NX二次开发-算法篇-创建最大边界包容盒

    NX9+VS2012
    
    #include <uf.h>
    #include <uf_obj.h>
    #include <uf_modl.h>
    #include <uf_part.h>

    UF_initialize();

    //遍历当前显示部件所有体
    std::vector<tag_t> SolidVector;
    tag_t ObjectTag = NULL_TAG;
    int Type, SubType, Body_Type;
    int Count = 0;
    char msg[256];
    UF_OBJ_cycle_objs_in_part(UF_PART_ask_display_part(), UF_solid_type, &ObjectTag);
    while (ObjectTag != NULL_TAG)
    {
        UF_OBJ_ask_type_and_subtype(ObjectTag, &Type, &SubType);
        if (SubType == UF_solid_body_subtype)
        {
            UF_MODL_ask_body_type(ObjectTag, &Body_Type);
            if (Body_Type == UF_MODL_SOLID_BODY)
            {
                UF_OBJ_set_color(ObjectTag, 186);
                SolidVector.push_back(ObjectTag);
                Count++;
            }
        }
        UF_OBJ_cycle_objs_in_part(UF_PART_ask_display_part(), UF_solid_type, &ObjectTag);
    }

    //求所有体的最大边界
    double MaxBox[6] = {10000, 10000, 10000, -10000, -10000, -10000};
    for (int i = 0; i < Count; i++)
    {
        double Box[6];
        UF_MODL_ask_bounding_box(SolidVector[i], Box);
        MaxBox[0] = MaxBox[0] < Box[0]? MaxBox[0]:Box[0];
        MaxBox[1] = MaxBox[1] < Box[1]? MaxBox[1]:Box[1];
        MaxBox[2] = MaxBox[2] < Box[2]? MaxBox[2]:Box[2];
        MaxBox[3] = MaxBox[3] > Box[3]? MaxBox[3]:Box[3];
        MaxBox[4] = MaxBox[4] > Box[4]? MaxBox[4]:Box[4];
        MaxBox[5] = MaxBox[5] > Box[5]? MaxBox[5]:Box[5];
    }

    //转换
    char Length[200], Width[200], Height[200];
    sprintf(Length, "%f", MaxBox[3] - MaxBox[0]);
    sprintf(Width, "%f", MaxBox[4] - MaxBox[1]);
    sprintf(Height, "%f", MaxBox[5] - MaxBox[2]);

    char* Len[3];
    Len[0] = Length;
    Len[1] = Width;
    Len[2] = Height;

    //创建块
    double Ori[3] = {MaxBox[0], MaxBox[1], MaxBox[2]};
    tag_t BlkTag = NULL_TAG;
    UF_MODL_create_block1(UF_NULLSIGN, Ori, Len, &BlkTag);

    //特征找体
    tag_t BodyTag = NULL_TAG;
    UF_MODL_ask_feat_body (BlkTag,&BodyTag);        

    //设置透明度
    UF_OBJ_set_translucency(BodyTag, 50);
    
    UF_terminate();