[ET Trac] [Einstein Toolkit] #900: GRHydro: do not use the Slopelimiter function

Einstein Toolkit trac-noreply at einsteintoolkit.org
Mon May 21 17:22:53 CDT 2012


#900: GRHydro: do not use the Slopelimiter function
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  Reporter:  bmundim                |       Owner:  bmundim             
      Type:  defect                 |      Status:  review              
  Priority:  minor                  |   Milestone:  ET_2012_05          
 Component:  EinsteinToolkit thorn  |     Version:                      
Resolution:                         |    Keywords:  GRHydro slopelimiter
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Comment (by bmundim):

 > Reading the email archive: the bugfix is in SUPERBEE, the other changes
 simply remove limiters which we suspect to be wrong but don't care enough
 about to actually fix, yes?

 Not quite. If I remember correctly vanleerMC was actually an
 implementation of minmod.

 >The patch seems to not have a final "else" clause anymore which is
 generally a bad idea (since one should never assume no one will ever add a
 case "d" to the cases "a", "b", "c" we are testing for). The removed
 slopelimiter had such a line:

 Isn't the else clause essentially already checked at
 GRHydro_ParamCheck.F90? If we type a tvd_limiter that is not in the list
 at param.ccl, the code is aborted.

 In any case, I added the simple logic to abort if using the deprecated
 values of tvd_limiters. Please let me know if it is ok to apply.

-- 
Ticket URL: <https://trac.einsteintoolkit.org/ticket/900#comment:5>
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