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#include <assert.h>
#include <stdio.h>
#include "cctk.h"
#include "cctk_Parameters.h"
#include "cctk_Arguments.h"
#include "util_ErrorCodes.h"
#include "util_Table.h"
#include "stencil.h"
void DiffCoeff2 ( const CCTK_POINTER_TO_CONST cctkGH_, const CCTK_INT dir,
const CCTK_INT nsize, CCTK_INT *imin, CCTK_INT *imax,
CCTK_REAL *q, const CCTK_INT table_handle )
{
cGH const * restrict const cctkGH = cctkGH_;
DECLARE_CCTK_PARAMETERS
DECLARE_CCTK_ARGUMENTS
CCTK_INT ni, nj, nk, gsize, loc_order;
CCTK_INT bb[2];
int onesided[6];
int nelements;
void CCTK_FCALL CCTK_FNAME(set_coeff2_2_1)(const CCTK_INT *nsize,
const CCTK_INT *loc_order,
const CCTK_INT *bb,
const CCTK_INT *gsize,
CCTK_INT *imin,
CCTK_INT *imax,
CCTK_REAL *q);
void CCTK_FCALL CCTK_FNAME(set_coeff2_4_2)(const CCTK_INT *nsize,
const CCTK_INT *loc_order,
const CCTK_INT *bb,
const CCTK_INT *gsize,
CCTK_INT *imin,
CCTK_INT *imax,
CCTK_REAL *q);
ni = cctk_lsh[0]; nj = cctk_lsh[1]; nk = cctk_lsh[2];
if ( table_handle >=0 ) {
nelements = Util_TableGetInt ( table_handle, &loc_order, "order" );
if ( nelements == UTIL_ERROR_TABLE_NO_SUCH_KEY ) {
loc_order = order;
} else if ( nelements != 1) {
CCTK_WARN (0, "The options table has an entry \"order\", but it does not have the right properties");
}
} else {
loc_order = order;
}
SBP_determine_onesided_stencil (cctkGH, onesided);
switch(dir) {
case 0: {
assert(nsize==ni);
bb[0] = onesided[0]; bb[1] = onesided[1];
gsize = cctk_nghostzones[0];
break;
}
case 1: {
assert(nsize==nj);
bb[0] = onesided[2]; bb[1] = onesided[3];
gsize = cctk_nghostzones[1];
break;
}
case 2: {
assert(nsize==nk);
bb[0] = onesided[4]; bb[1] = onesided[5];
gsize = cctk_nghostzones[2];
break;
}
default:
CCTK_WARN (0, "Wrong direction specified");
}
if ( CCTK_Equals(norm_type,"Diagonal") ) {
if ( CCTK_Equals(operator_type,"Minimal Bandwidth") ) {
switch(loc_order) {
case 2: {
CCTK_FNAME(set_coeff2_2_1)(&nsize,&loc_order,bb,&gsize,imin,imax,q);
break;
}
case 4: {
CCTK_FNAME(set_coeff2_4_2)(&nsize,&loc_order,bb,&gsize,imin,imax,q);
break;
}
default:
CCTK_WARN (0, "Unknown stencil specified");
}
} else {
switch(loc_order) {
case 2: {
CCTK_FNAME(set_coeff2_2_1)(&nsize,&loc_order,bb,&gsize,imin,imax,q);
break;
}
case 4: {
CCTK_FNAME(set_coeff2_4_2)(&nsize,&loc_order,bb,&gsize,imin,imax,q);
break;
}
default:
CCTK_WARN (0, "Unknown stencil specified");
}
}
} else {
if ( CCTK_Equals(operator_type,"Minimal Bandwidth") ) {
CCTK_WARN (0, "Unknown stencil specified");
}
}
}
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