UFUN发射线函数UF_MODL_trace_a_ray的用法（转，原文为C++，现在版本为C#）

本片源码例子非本人所创，不过是转换了开发语言版本,此例非常具有学习效果，原文请查看

https://blog.youkuaiyun.com/lu1287580078/article/details/82916477?from=timeline    Caesar卢尚宇优快云

class FD_CreateTrace
    {
        private NXOpen.Session theSession = null;
        private NXOpen.UF.UFSession theUfSession = null;
        private NXOpen.Part workPart = null;
        private System.Windows.Forms.ProgressBar progressBar = null;

        public FD_CreateTrace()
        {
            theSession = Session.GetSession();
            theUfSession = UFSession.GetUFSession();
            workPart = theSession.Parts.Work;
            Form1 f1 = new Form1();
            progressBar = f1.progressBar;
        }

        [Dll