Yeah - I can do that.  I was going to write a script that did the inverse of 
that anyway to fix our own tests.  I'll make it work both directions.

Cody

On Aug 8, 2011, at 2:05 PM, Roy Stogner wrote:

> 
> On Mon, 8 Aug 2011, Cody Permann wrote:
> 
>> Libmesh has been distributing and running with the new ExodusII library for 
>> over a month now and I haven't seen any issues on
>> the mailing list regarding the new version so I'm preparing the next patch 
>> in this set.  
>> IMPORTANT:
>> This change could potentially break users doing regression testing with the 
>> Exodus output format as the output meshes will
>> contain a block, sideset and nodeset with an id of zero (previously these 
>> entities were all set to 255), which may differ with a
>> mesh differencing tool.  On the plus side this will make the Exodus output 
>> more consistent with the other output formats in
>> Libmesh and will allow us to move forward with increasing the size of 
>> subdomain_id without further effecting Exodus output.
>> Let me know if there is any reason not to commit this patch, otherwise I'll 
>> get it applied in the next day or two.
> 
> That breakage is important to warn about, but not important enough to
> delay or change the patch.  Worst case workaround: maybe svn add a
> fix_old_exodus script that reads in oldfile, changes any ids from 255
> to 0, and then writes fixed_oldfile?
> ---
> Roy


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