Experimental Physics and
Industrial Control System

Shuei YAMADA via Tech-talk <tech-talk at aps.anl.gov> · Tue, 2 Mar 2021 09:04:50 +0900

Hi Mark,

I tried following three and all of them behave the same wa on SL6:
1) vis="if not zero"
2) vis="calc"  calc=(A>0)"
3) vis="if not zero"  calc=(A>0)"

regards,
Shuei

2021年3月1日(月) 22:00 Mark Rivers <rivers at cars.uchicago.edu>:
>
> Hi Shuei,
>
>
> Your rectangle is defined like this:
>
>
> rectangle {
> object {
> x=10
> y=50
> width=120
> height=30
> }
> "basic attribute" {
> clr=53
> }
> "dynamic attribute" {
> vis="if not zero"
> calc="(A>0)"
> chan="TEST:PV1"
> }
> }
>
> You have a "calc" expression, "(A>0)".  But you have selected vis="if not zero".  I think that if you use a calc expression you should select vis="calc" instead.
>
> I just tested and either is working OK with Centos7 on your visibility.adl screen.  However, it is worth seeing if changing this fixes the problem for you on Scientific Linux 6.
>
> Mark
>
>
>
>
>
> ________________________________
> From: Shuei YAMADA <shuei.yamada at gmail.com>
> Sent: Sunday, February 28, 2021 10:53 PM
> To: Mark Rivers
> Cc: tech-talk at aps.anl.gov
> Subject: Re: rectangular with visibility not being updated in MEDM
>
> Dear Mark,
>
> > Can you post a very simple medm screen that shows the problem?  Then we can try to reproduce it.
>
> Attached adl file is a simple medm screen which I could reproduces the
> problem on Scientific Linux 6. I am trying to make a simple adl file
> to reproduce the problem on CentOS7, but unfortunately I couldn't so
> far.
>
> I investigated bit further and it seems that the problem emerges when
> a) "text", "text update", and "rectangular with visibility" are placed
> in a medm screen,
> b) and the visibility PV is identical to text update PV,
> c) and the visibility condition is true on medm startup.
>
> Also I attached 2 screen shots, how one of our medm screens looks like
> on CentOS7 (mainmag-NG.png) and how it is supposed to be
> (mainmag-OK.png). Each box in the screen several rectangles and text
> updates are superpositioned, and some of them are drawn as white box
> or not drawn at all. There are about 500 rectangles and 400 PVs are
> involved.
>
> best regards,
> Shuei
> --
>                  ----------------------------------------------------
>                  Shuei Yamada,
>                  High Energy Accelerator Research Organization (KEK)
>                  mailto:shuei at post.kek.jp
>                  ----------------------------------------------------

-- 
                 ----------------------------------------------------
                 Shuei Yamada,
                 High Energy Accelerator Research Organization (KEK)
                 mailto:shuei at post.kek.jp
                 ----------------------------------------------------

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System