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/* $Header$ */
#include <assert.h>
#include <stdlib.h>
#include "cctk.h"
#include "cctk_Arguments.h"
#include "cctk_Parameters.h"
void CCTK_FCALL CCTK_FNAME(dissipation_4_3_opt) (const CCTK_REAL *var,
const CCTK_INT *lsh,
const CCTK_INT *gsh,
const CCTK_INT *lbnd,
const CCTK_INT *bbox,
const CCTK_INT *gsize,
const CCTK_REAL *dx,
const CCTK_REAL *epsdis,
const CCTK_REAL *diss_fraction,
CCTK_REAL *rhs);
void CCTK_FCALL CCTK_FNAME(dissipation_6_5_opt) (const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *bbox,
const CCTK_INT *gsize,
const CCTK_REAL *dx,
const CCTK_REAL *epsdis,
const CCTK_REAL *diss_fraction,
CCTK_REAL *rhs);
void CCTK_FCALL CCTK_FNAME(dissipation_8_4) (const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *bbox,
const CCTK_INT *gsize,
const CCTK_REAL *dx,
const CCTK_REAL *epsdis,
CCTK_REAL *rhs);
static void
apply (int const varindex, char const * const optstring, void * const arg);
void
SBP_DissipationAdd (CCTK_ARGUMENTS)
{
DECLARE_CCTK_ARGUMENTS;
DECLARE_CCTK_PARAMETERS;
CCTK_TraverseString (vars, apply, cctkGH, CCTK_GROUP_OR_VAR);
}
void
apply (int const varindex, char const * const optstring, void * const arg)
{
cGH const * const cctkGH = (cGH const *) arg;
DECLARE_CCTK_ARGUMENTS;
DECLARE_CCTK_PARAMETERS;
int rhsindex;
int vargroup, rhsgroup;
cGroup vardata, rhsdata;
CCTK_REAL const * varptr;
CCTK_REAL * rhsptr;
CCTK_INT ni, nj, nk, bbox[6], gsize[3];
CCTK_REAL dx[3];
int n;
int d;
int ierr;
assert (varindex >= 0);
for (d=0; d<3; ++d) {
dx[d] = CCTK_DELTA_SPACE(d);
gsize[d] = cctk_nghostzones[d];
}
for (d=0; d<6; ++d) {
bbox[d] = cctk_bbox[d];
}
rhsindex = MoLQueryEvolvedRHS (varindex);
if (rhsindex < 0) {
char * const fullvarname = CCTK_FullName (varindex);
assert (fullvarname);
CCTK_VWarn (0, __LINE__, __FILE__, CCTK_THORNSTRING,
"There is no RHS variable registered with MoL for the evolved variable \"%s\"",
fullvarname);
free (fullvarname);
}
assert (rhsindex >= 0);
/* if (verbose) {
char * const fullvarname = CCTK_FullName (varindex);
char * const fullrhsname = CCTK_FullName (rhsindex);
assert (fullvarname);
assert (fullrhsname);
CCTK_VInfo (CCTK_THORNSTRING,
"Applying dissipation to \"%s\" (RHS \"%s\")",
fullvarname, fullrhsname);
free (fullvarname);
free (fullrhsname);
} */
vargroup = CCTK_GroupIndexFromVarI (varindex);
assert (vargroup >= 0);
rhsgroup = CCTK_GroupIndexFromVarI (rhsindex);
assert (rhsgroup >= 0);
ierr = CCTK_GroupData (vargroup, &vardata);
assert (!ierr);
ierr = CCTK_GroupData (rhsgroup, &rhsdata);
assert (!ierr);
assert (vardata.grouptype == CCTK_GF);
assert (vardata.vartype == CCTK_VARIABLE_REAL);
assert (vardata.dim == cctk_dim);
assert (rhsdata.grouptype == CCTK_GF);
assert (rhsdata.vartype == CCTK_VARIABLE_REAL);
assert (rhsdata.dim == cctk_dim);
varptr = CCTK_VarDataPtrI (cctkGH, 0, varindex);
assert (varptr);
rhsptr = CCTK_VarDataPtrI (cctkGH, 0, rhsindex);
assert (rhsptr);
if ( CCTK_Equals(norm_type,"Diagonal") ) {
switch(order) {
case 8: {
CCTK_FNAME(dissipation_8_4)
(varptr, &cctk_lsh[0], &cctk_lsh[1], &cctk_lsh[2],
bbox, gsize, dx, &epsdis, rhsptr);
break;
}
default:
assert(0);
}
} else {
switch(order) {
case 4: {
CCTK_FNAME(dissipation_4_3_opt)
(varptr, cctk_lsh, cctk_gsh, cctk_lbnd,
bbox, gsize, dx, &epsdis, &diss_fraction, rhsptr);
break;
}
case 6: {
CCTK_FNAME(dissipation_6_5_opt)
(varptr, cctk_lsh, cctk_gsh, cctk_lbnd,
bbox, gsize, dx, &epsdis, &diss_fraction, rhsptr);
break;
}
default:
assert(0);
}
}
}
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