Hi Vladimir,
as a further suggestion, you can double check that the cosine directors
of your primary particle are normalized to 16 digits. See also this thread:
http://www.fluka.org/web_archive/earchive/new-fluka-discuss/5548.html
Andrea
Il 17/09/2017 13:59, Vladimir Fedorov ha scritto:
> Dear Andrea!
> I am afraid I cannot change something in phantom geometry. According
> to your advice, I established accuracy 0.000000000000000001, but it
> gave nothing. I do not know what is meant by messages of type
> GEOFAR, TXYZ: 1.00000000000157
> 0.908744336113728 0.367908717465991 0.197045444496685
> Nfrom, Nreg, X, Y, Z 1001 18
> 21.0598161934152 23.2345259174596 35.0710322027638
> Jtrack, Etrack 8 0.939700069335334
> 1800 10200 10200 4.8625158E-02
> 1.0000000E+30 5310
> but there are no error messages.
> Of course, I can receive the necessary picture without Flair, but
> nevertheless...
> --
> Best regards
> Vladimir Fedorov
> 17.09.2017, 11:44, "Andrea Fontana" <andrea.fontana_at_pv.infn.it>:
>>
>> Hi Vladimir,
>> OK, even if your are able to visualize the geometry correctly, a
>> GEOFAR error
>> usually indicates a problem in the geometry. In your case you have many
>> volumes and there
>> can be an accuracy problem in the definition of boundaries between them.
>> Inspecting the
>> .err file, you find for instance this message:
>>
>> Geofar: Particle in region 2 (cell # 0) in position
>> -1.000000000E-11 2.100900010E+01 6.253070334E-02
>> is now causing trouble, requesting a step of 4.659204660E+01 cm
>> to direction 1.000000000E+00 0.000000000E+00 0.000000000E+00,
>> error count: 0
>> R2: 2.100900010E+01 R3: 2.100909316E+01 cm
>> X*U (2D): -1.000000000E-11 X*U (3D): -1.000000000E-11 cm
>> X*UOLD(2D): 0.000000000E+00 X*UOLD(3D): 0.000000000E+00 cm
>> Kloop: 4, Irsave: 2, Irsav2: 2, error code: -3
>> Nfrom: *****
>> old direction 0.000000000E+00 0.000000000E+00 0.000000000E+00,
>> lagain, lstnew, lsense, lsnsct F F F F
>> Particle index 0 total energy 0.000000000E+00 GeV Nsurf 0
>> We succeeded in saving the particle: current region is n. 4 (cell
>> # 0)
>>
>> and see that FLUKA has problems in tracking particles from position XYZ
>> to direction ABC
>> by a step of S. The error position is given by the vector operation: XYZ
>> + S * ABC.
>> You can do the following:
>>
>> 1. check the volume corresponding to the error position computed as
>> above;
>> 2. increase as much that you can the precision in the definition of your
>> geometry,
>> switching maybe to free format (comma separated WHATs) to have more
>> than 10 digits precision;
>> 3. reduce a bit WHAT(2) in GEOBEGIN (see manual): this is a parameter
>> used to define
>> the boundaries position while tracking and in your case the default
>> might need to
>> be readjusted;
>> 4. activate the geometry debugger around the error point ith the GEOEND
>> card (see manual).
>>
>> Hope this helps!
>> Andrea
>>
>> Il 17/09/2017 10:18, Vladimir Fedorov ha scritto:
>>
>> Dear Andrea!
>> I do not think that it is mistakes in Fluka geometry. Calculations
>> take place without mistakes.
>> Mistakes generate Flair+GEOFAR.
>> I can show the page of geometry Flair. There everything is correct.
>> --
>> Best regards
>> Vladimir Fedorov
>> 17.09.2017, 10:38, "Andrea Fontana" <andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>:
>>
>> Hello Vladimir,
>> I have looked at your files and it seems to me that
>> there are
>> errors in your
>> geometry (I do not have the voxels file and cannot further
>> investigate
>> nor reproduce
>> your error). Please check at the end of the
>> flairbvvDJY001.out file:
>>
>> Abort called from GEOFAR reason TOO MANY ERRORS IN
>> GEOMETRY: STOP Run
>> stopped!
>> STOP TOO MANY ERRORS IN GEOMETRY: STOP
>>
>> Best regards,
>> Andrea
>>
>>
>> Il 16/09/2017 19:57, Vladimir Fedorov ha scritto:
>>
>> --
>> Best regards
>> Vladimir Fedorov
>> Dear Andrea!
>> I cleaned all fields at Flair Plot, setup all auto, and
>> got as a
>> result the same picture without contours and some
>> Flair's files
>> (look
>> at temp.zip).
>> --
>> Best regards
>> Vladimir Fedorov
>> 16.09.2017, 17:25, "Andrea Fontana"
>> <andrea.fontana_at_pv.infn.it <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>>:
>>
>> Hi Vladimir,
>> I see that you use the geometry Red (front view) at
>> position 21.
>> You can try "Auto" and the geometry should be
>> visible also
>> with the log
>> scale.
>>
>> Andrea
>>
>> Il 16/09/2017 15:47, Федоров Владимир ha scritto:
>>
>> Dear Andrea!
>> Yes, I find Aspect under Title. Thank you.
>> I can show Flair screen (see attachment))
>> 16.09.2017, 16:15, "Andrea Fontana"
>> <andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>>>:
>>
>> Dear Vladimir,
>>
>> 1. Have you tried to set the Geometry Use
>> options
>> (bottom
>> right in the
>> plot panel) to "Auto"
>> or to the name of your project?
>>
>> 2. If you click on "Title" in the plot
>> panel, extra
>> options
>> will be
>> available: here you can
>> force an aspect ratio 1 or select
>> "Auto" to let
>> Flair do
>> it for you.
>>
>> Cheers,
>> Andrea
>>
>> Il 16/09/2017 10:45, Vladimir Fedorov ha
>> scritto:
>>
>> Dear Flair experts!
>> I have two questions of drawing in Flair.
>> 1. Why at setting of the linear scale
>> of sizes
>> I can
>> receive the
>> picture with contours of bodies
>> (pict1.png).
>> But if to
>> establish
>> a log
>> chart, then contours disappear
>> (pict2.png).
>> How to keep
>> a contours?
>> 2. When drawing with identical sizes
>> on axes
>> (square)
>> the picture
>> looks oblate down. How to correct it?
>> I thank for the help.
>> --
>> Best regards
>> Vladimir Fedorov
>> --
>> Best regards
>> V.Fedorov
>>
>> --
>> ========================================================================
>> Dr. Andrea Fontana tel: +39 0382 987991
>> Istituto Nazionale fax: +39 0382 423241
>> di Fisica Nucleare
>> Sezione di Pavia e-mail:
>> andrea.fontana_at_pv.infn.it <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>>>
>> Via Bassi 6 web : www.pv.infn.it/~fontana
>> <http://www.pv.infn.it/%7Efontana>
>> <http://www.pv.infn.it/%7Efontana>
>> <http://www.pv.infn.it/%7Efontana>
>> <http://www.pv.infn.it/%7Efontana>
>> 27100 PAVIA, Italy
>> ========================================================================
>>
>> --
>> Best regards
>> V.Fedorov
>>
>> --
>> ========================================================================
>> Dr. Andrea Fontana tel: +39 0382 987991
>> Istituto Nazionale fax: +39 0382 423241
>> di Fisica Nucleare
>> Sezione di Pavia e-mail: andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>>
>> Via Bassi 6 web : www.pv.infn.it/~fontana
>> <http://www.pv.infn.it/%7Efontana>
>> <http://www.pv.infn.it/%7Efontana>
>> <http://www.pv.infn.it/%7Efontana>
>> 27100 PAVIA, Italy
>> ========================================================================
>>
>> --
>> Best regards
>> V.Fedorov
>>
>> --
>> ========================================================================
>> Dr. Andrea Fontana tel: +39 0382 987991
>> Istituto Nazionale fax: +39 0382 423241
>> di Fisica Nucleare
>> Sezione di Pavia e-mail: andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> <mailto:andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>>
>> Via Bassi 6 web : www.pv.infn.it/~fontana
>> <http://www.pv.infn.it/%7Efontana>
>> <http://www.pv.infn.it/%7Efontana>
>> 27100 PAVIA, Italy
>> ========================================================================
>>
>> --
>> Best regards
>> V.Fedorov
>>
>> --
>> ========================================================================
>> Dr. Andrea Fontana tel: +39 0382 987991
>> Istituto Nazionale fax: +39 0382 423241
>> di Fisica Nucleare
>> Sezione di Pavia e-mail: andrea.fontana_at_pv.infn.it
>> <mailto:andrea.fontana_at_pv.infn.it>
>> Via Bassi 6 web : www.pv.infn.it/~fontana
>> <http://www.pv.infn.it/%7Efontana>
>> 27100 PAVIA, Italy
>> ========================================================================
>>
> --
> Best regards
> V.Fedorov
--
========================================================================
Dr. Andrea Fontana tel: +39 0382 987991
Istituto Nazionale fax: +39 0382 423241
di Fisica Nucleare
Sezione di Pavia e-mail: andrea.fontana_at_pv.infn.it
Via Bassi 6 web : www.pv.infn.it/~fontana
27100 PAVIA, Italy
========================================================================
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Received on Sun Sep 17 2017 - 19:32:53 CEST