dear Christophe,
my awk-script is meant as an example only, howto modify the msh-file
after creation. for users not familiar to commandline tools however, this
is not useful. I personally have no problems with the current format.
remark: until now I only used msh version 2, because this can be used
together with FreeFem.


Winfried

On Fri, 20 Mar 2020, Christophe Geuzaine wrote:



On 20 Mar 2020, at 07:59, Winfried Boxleitner <winfried.boxleit...@ait.ac.at> 
wrote:

dear Xingsheng,
if you are used to commandline you can modify my awk-script to fit your needs.

to format the mesh file use the following command:
awk -f pretty_print_msh.awk input.msh > output.msh


Do you mean that we should use %12.6g in our KEY export?

Christophe


the awk-script is attached

best regards,
Winfried


On Thu, 19 Mar 2020, Xingsheng Sun wrote:

Hello All,

I am using Gmsh to generate the mesh file for Ls-dyna. The problem is that
in the key-format file generated by Gmsh, the coordinates of nodes have too
many digits. For instance, in the node information:

*NODE
22, 0, 0.012499999999976, -0.001
23, 0, 0.02499999999995, -0.001
24, 0, 0.037499999999926, -0.001
25, 0, 0.049999999999907, -0.001

the y-coordinates of nodes 22-25 have 15 digits that cannot be read by
Ls-dyna.

So could any people shed light on how to reduce the number of digits in
Gmsh? I am using command lines, not GUI. Thank you so much in advance.

Best regards,
Xingsheng



 ______________________________________________________________________
/
| Winfried Boxleitner
| Scientist
| AIT Austrian Institute of Technology GmbH
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Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
http://www.montefiore.ulg.ac.be/~geuzaine

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