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// $Header: /home/eschnett/C/carpet/Carpet/CarpetExtra/CarpetIntegrateTest/src/Local.cc,v 1.1 2004/09/01 17:47:53 schnetter Exp $
#include "cctk.h"
#include "cctk_Parameters.h"
#include "cctk_Arguments.h"
#include "carpet.hh"
#include "defs.hh"
#include "vect.hh"
#include "util_Table.h"
#include "math.h"
extern "C" { CCTK_INT CarpetIntegrate_Local(CCTK_ARGUMENTS);
}
static void SpatialDeterminant(CCTK_REAL gxx,
CCTK_REAL gxy,
CCTK_REAL gxz,
CCTK_REAL gyy,
CCTK_REAL gyz,
CCTK_REAL gzz,
CCTK_REAL *detg);
CCTK_INT CarpetIntegrate_Local(CCTK_ARGUMENTS)
{
DECLARE_CCTK_ARGUMENTS;
DECLARE_CCTK_PARAMETERS;
using namespace std;
using namespace Carpet;
int nx = cctk_lsh[0];
int ny = cctk_lsh[1];
int nz = cctk_lsh[2];
for (int k=0;k<nz;k++)
for (int j=0;j<ny;j++)
for (int i=0;i<nx;i++) {
int index = CCTK_GFINDEX3D(cctkGH,i,j,k);
/*
SpatialDeterminant(gxx[index],gxy[index],gxz[index],
gyy[index],gyz[index],gzz[index],
&detg);
*/
integrand[index] = 1;
}
return 0;
}
void SpatialDeterminant(CCTK_REAL gxx,
CCTK_REAL gxy,
CCTK_REAL gxz,
CCTK_REAL gyy,
CCTK_REAL gyz,
CCTK_REAL gzz,
CCTK_REAL *detg)
{
*detg = -gxz*gxz*gyy + 2.0*gxy*gxz*gyz
- gxx*gyz*gyz - gxy*gxy*gzz + gxx*gyy*gzz;
return;
}
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