OPENC函数UF_MODL UF_DISP UF_OBJ（name_switch） ( UF_DISP_ask_name_display_status、UF_DISP_set_name_display_status)

   /* TODO: Add your application code here */
    /*
    此程序主要演示的是name_switch (设置名称显示)
    */
    UF_initialize();

    //MODL_create_block1
    UF_FEATURE_SIGN sign=UF_NULLSIGN;
    double corner_pt[3]={0.0};
    char *edge_len [3]={"50.0","80.0","100.0"};
    tag_t blk_obj_id=NULL;
    //ask_feat_body
    tag_t body_obj_tag=NULL;
    //OBJ_set_name
    char obj_name[UF_OBJ_NAME_LEN+1]="叫爸爸";
    //ask_name_display_status
    int current_status;
    //创建块1
    UF_MODL_create_block1(sign,corner_pt,edge_len,&blk_obj_id);
    //特征找体
    UF_MODL_ask_feat_body(blk_obj_id,&body_obj_tag);
    //设置名字
    UF_OBJ_set_name(body_obj_tag,obj_name);
    //询问显示状态

    UF_DISP_ask_name_display_status (&current_status);
    //设置显示
    if (current_status==UF_DISP_NAME_DISPLAY_OFF)//当前不显示
    {
        UF_DISP_set_name_display_status(UF_DISP_NAME_DISPLAY_ON); 
    }
    else
    {
        UF_DISP_set_name_display_status(UF_DISP_NAME_DISPLAY_OFF); 
    }

    UF_terminate();