/[MITgcm]/MITgcm/pkg/generic_advdiff/GAD_OPTIONS.h
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revision 1.2 by adcroft, Wed Sep 19 20:45:09 2001 UTC revision 1.3 by adcroft, Fri Sep 28 02:26:57 2001 UTC
# Line 19  C GAD is enabled with ALLOW_GAD in CPP_O Line 19  C GAD is enabled with ALLOW_GAD in CPP_O
19    
20  #include "CPP_OPTIONS.h"  #include "CPP_OPTIONS.h"
21    
22  ccc#ifdef ALLOW_GAD  #ifndef __GAD_OPTIONS
23    #ifndef DISABLE_GENERIC_ADVDIFF
 C This turns on the flux limiter terms  
 #define GAD_USE_FLUX_LIMITER  
24    
25  C The selects the form of COSINE(lat) scaling of bi-harmonic term.  C The selects the form of COSINE(lat) scaling of bi-harmonic term.
26  C *only for use on a lat-lon grid*  C *only for use on a lat-lon grid*
# Line 32  C The selects isotropic scaling of bi-ha Line 30  C The selects isotropic scaling of bi-ha
30  C using the COSINE(lat) scaling.  C using the COSINE(lat) scaling.
31  #undef  ISOTROPIC_COS_SCALING  #undef  ISOTROPIC_COS_SCALING
32    
33    C As of checkpoint41, the inclusion of multi-dimensional advection
34  ccc#endif /* ALLOW_GAD */  C introduces excessive recomputation/storage for the adjoint.
35    C We disable it here using CPP because run-time flags are insufficient.
36    #ifdef ALLOW_AUTODIFF_TAMC
37    #define DISABLE_MULTIDIM_ADVECTION
38    #endif
39    
40    #else
41    
42    C If GAD is disabled then so is multi-dimensional advection
43    #define DISABLE_MULTIDIM_ADVECTION
44    
45    #endif /* DISABLE_GENERIC_ADVDIFF */
46    #define __GAD_OPTIONS
47    #endif /* __GAD_OPTIONS */
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