Re: [gmx-users] please, how edr data is xdr packed?

2010-08-23 Thread Sander Pronk
As David said, the reading/writing is done in src/gmxlib/enxio.c, but you could 
also read edr files indirectly through gmxdump: that should also give you an 
idea of the type of information in those files.



On Aug 22, 2010, at 13:14 , Alan Wilter Sousa da Silva wrote:

> Hi there,
> 
> I am trying to use python xdrlib module to read edr files but not knowing how 
> the data is packed using the xdr protocol makes my work very difficult, if 
> not impossible.
> 
> Would someone kindly tell me how data is packed in the edr file? Or where it 
> is the gromacs code so I can try to figure out a way?
> 
> I've read http://tools.ietf.org/html/rfc1832.html and for reference, see 
> topic "6. AN EXAMPLE OF AN XDR DATA DESCRIPTION".
> 
> My other option would be using a parsing code to read g_energy output but 
> this seems very silly.
> 
> Many thanks in advance,
> 
> Alan
> 
> -- 
> Alan Wilter S. da Silva, D.Sc. - CCPN Research Associate
> Department of Biochemistry, University of Cambridge. 
> 80 Tennis Court Road, Cambridge CB2 1GA, UK.
> >>http://www.bio.cam.ac.uk/~awd28<<
> -- 
> gmx-users mailing listgmx-users@gromacs.org
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Re: [gmx-users] please, how edr data is xdr packed?

2010-08-22 Thread David van der Spoel

On 2010-08-22 13.14, Alan Wilter Sousa da Silva wrote:

Hi there,

I am trying to use python xdrlib module to read edr files but not
knowing how the data is packed using the xdr protocol makes my work very
difficult, if not impossible.

src/gmxlib/enxio.c


Would someone kindly tell me how data is packed in the edr file? Or
where it is the gromacs code so I can try to figure out a way?

I've read http://tools.ietf.org/html/rfc1832.html and for reference, see
topic "6. AN EXAMPLE OF AN XDR DATA DESCRIPTION".

My other option would be using a parsing code to read g_energy output
but this seems very silly.

Many thanks in advance,

Alan

--
Alan Wilter S. da Silva, D.Sc. - CCPN Research Associate
Department of Biochemistry, University of Cambridge.
80 Tennis Court Road, Cambridge CB2 1GA, UK.
 >>http://www.bio.cam.ac.uk/~awd28<<




--
David van der Spoel, Ph.D., Professor of Biology
Dept. of Cell & Molec. Biol., Uppsala University.
Box 596, 75124 Uppsala, Sweden. Phone:  +46184714205.
sp...@xray.bmc.uu.sehttp://folding.bmc.uu.se
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[gmx-users] please, how edr data is xdr packed?

2010-08-22 Thread Alan Wilter Sousa da Silva
Hi there,

I am trying to use python xdrlib module to read edr files but not knowing
how the data is packed using the xdr protocol makes my work very difficult,
if not impossible.

Would someone kindly tell me how data is packed in the edr file? Or where it
is the gromacs code so I can try to figure out a way?

I've read http://tools.ietf.org/html/rfc1832.html and for reference, see
topic "6. AN EXAMPLE OF AN XDR DATA DESCRIPTION".

My other option would be using a parsing code to read g_energy output but
this seems very silly.

Many thanks in advance,

Alan

-- 
Alan Wilter S. da Silva, D.Sc. - CCPN Research Associate
Department of Biochemistry, University of Cambridge.
80 Tennis Court Road, Cambridge CB2 1GA, UK.
>>http://www.bio.cam.ac.uk/~awd28<<
-- 
gmx-users mailing listgmx-users@gromacs.org
http://lists.gromacs.org/mailman/listinfo/gmx-users
Please search the archive at http://www.gromacs.org/search before posting!
Please don't post (un)subscribe requests to the list. Use the 
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Can't post? Read http://www.gromacs.org/mailing_lists/users.php