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extern DllExport void ufusr( char *parm, int *returnCode, int rlen )
{
    /* Initialize the API environment */
    if( UF_CALL(UF_initialize()) )
    {
        /* Failed to initialize */
        return;
    }
        double junk[3],start[3],tangent[3];
        tag_t curve;
        double cursor [ 3 ];
        tag_t view;
        int response;
        int scope=UF_UI_SEL_SCOPE_NO_CHANGE;
        UF_UI_select_with_single_dialog("小Z制造","小Z制造 ",scope,NULL,NULL,&response,&curve, cursor, &view );
        UF_DISP_set_highlight(curve,0);
        UF_MODL_ask_curve_props(curve, 0.0, start, tangent, junk, junk,junk, junk);
        UF_DISP_conehead_attrb_s attrb;
        int color=UF_OBJ_RED;

        UF_DISP_get_conehead_attrb(&attrb);
        attrb.color = color;
        UF_DISP_set_conehead_attrb(&attrb);

        UF_DISP_conehead(UF_DISP_ALL_ACTIVE_VIEWS, start,tangent, 0);

        UF_DISP_reset_conehead_attrb();
    UF_CALL(UF_terminate());
}

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