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#include "cctk.h"
#include "cctk_Parameters.h"
#include "cctk_Arguments.h"
#include <assert.h>
void DiffGf ( const CCTK_POINTER_TO_CONST cctkGH_, const CCTK_INT dir,
const char *var_name, const char *dvar_name )
{
cGH const * restrict const cctkGH = cctkGH_;
DECLARE_CCTK_PARAMETERS
DECLARE_CCTK_ARGUMENTS
CCTK_REAL *var, *dvar;
CCTK_INT ni, nj, nk, gsize, ic;
CCTK_REAL delta;
CCTK_INT ierr;
CCTK_INT lsh[3], bbox[6], bb[2], nghostzones[3];
void CCTK_FCALL CCTK_FNAME(deriv_gf_2_1)(const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *dir,
const CCTK_INT *bb,
const CCTK_INT *gsize,
const CCTK_REAL *delta,
CCTK_REAL *dvar);
void CCTK_FCALL CCTK_FNAME(deriv_gf_4_2)(const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *dir,
const CCTK_INT *bb,
const CCTK_INT *gsize,
const CCTK_REAL *delta,
CCTK_REAL *dvar);
void CCTK_FCALL CCTK_FNAME(deriv_gf_4_3)(const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *dir,
const CCTK_INT *bb,
const CCTK_INT *gsize,
const CCTK_REAL *delta,
CCTK_REAL *dvar);
void CCTK_FCALL CCTK_FNAME(deriv_gf_6_3)(const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *dir,
const CCTK_INT *bb,
const CCTK_INT *gsize,
const CCTK_REAL *delta,
CCTK_REAL *dvar);
void CCTK_FCALL CCTK_FNAME(deriv_gf_8_4)(const CCTK_REAL *var,
const CCTK_INT *ni,
const CCTK_INT *nj,
const CCTK_INT *nk,
const CCTK_INT *dir,
const CCTK_INT *bb,
const CCTK_INT *gsize,
const CCTK_REAL *delta,
CCTK_REAL *dvar);
ni = cctk_lsh[0]; nj = cctk_lsh[1]; nk = cctk_lsh[2];
switch(dir) {
case 0: {
delta = CCTK_DELTA_SPACE(0);
bb[0] = cctk_bbox[0]; bb[1] = cctk_bbox[1];
gsize = cctk_nghostzones[0];
break;
}
case 1: {
delta = CCTK_DELTA_SPACE(1);
bb[0] = cctk_bbox[2]; bb[1] = cctk_bbox[3];
gsize = cctk_nghostzones[1];
break;
}
case 2: {
delta = CCTK_DELTA_SPACE(2);
bb[0] = cctk_bbox[4]; bb[1] = cctk_bbox[5];
gsize = cctk_nghostzones[2];
break;
}
default:
assert(0);
}
var = (CCTK_REAL *)(CCTK_VarDataPtr(cctkGH,0,var_name));
dvar = (CCTK_REAL *)(CCTK_VarDataPtr(cctkGH,0,dvar_name));
if ( CCTK_Equals(norm_type,"Diagonal") ) {
switch(order) {
case 2: {
CCTK_FNAME(deriv_gf_2_1)(var,&ni,&nj,&nk,&dir,bb,&gsize,&delta,dvar);
break;
}
case 4: {
CCTK_FNAME(deriv_gf_4_2)(var,&ni,&nj,&nk,&dir,bb,&gsize,&delta,dvar);
break;
}
case 6: {
CCTK_FNAME(deriv_gf_6_3)(var,&ni,&nj,&nk,&dir,bb,&gsize,&delta,dvar);
break;
}
case 8: {
CCTK_FNAME(deriv_gf_8_4)(var,&ni,&nj,&nk,&dir,bb,&gsize,&delta,dvar);
break;
}
default:
assert(0);
}
} else {
switch(order) {
case 4: {
CCTK_FNAME(deriv_gf_4_3)(var,&ni,&nj,&nk,&dir,bb,&gsize,&delta,dvar);
break;
}
default:
assert(0);
}
}
}
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