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#include <assert.h>
#include <stdlib.h>
#include "cctk.h"
#include "Carpet/CarpetLib/src/dh.hh"
#include "Carpet/CarpetLib/src/gf.hh"
#include "carpet.hh"
static const char* rcsid = "$Header: /home/eschnett/C/carpet/Carpet/Carpet/Carpet/src/Storage.cc,v 1.2 2001/07/09 09:00:11 schnetter Exp $";
namespace Carpet {
using namespace std;
int EnableGroupStorage (cGH* cgh, const char* groupname)
{
Checkpoint ("%*sEnableGroupStorage %s", 2*reflevel, "", groupname);
// TODO: Enabling storage for one refinement level has to enable
// it for all other refinement levels as well. Disabling must
// wait until all refinement levels have been disabled.
// TODO: Invent a mode "reflevel==-1" that is global, i. e. has
// effect for all refinement levels. This mode is used during
// INITIAL, and en-/disabling storage in it is also global.
const int group = CCTK_GroupIndex(groupname);
assert (group>=0 && group<CCTK_NumGroups());
if (CCTK_QueryGroupStorageI(cgh, group)) {
// storage was enabled previously
return 1;
}
// There is a difference between the Cactus time levels and the
// Carpet time levels. If there are n time levels, then the
// Cactus time levels are numbered 0 ... n-1, with the current
// time level being 0. In Carpet, the time levels are numbered
// -(n-1) ... 0, where the current time level is also 0.
const int n0 = CCTK_FirstVarIndexI(group);
assert (n0>=0);
const int num_tl = CCTK_NumTimeLevelsFromVarI(n0);
assert (num_tl>0);
const int tmin = 1 - num_tl;
const int tmax = 0;
assert (arrdata[group].data.size()==0
|| arrdata[group].data[0] == 0);
for (int var=0; var<(int)arrdata[group].data.size(); ++var) {
const int n = n0 + var;
switch (CCTK_VarTypeI(n)) {
#define TYPECASE(N,T) \
case N: \
arrdata[group].data[var] = new gf<T,dim> \
(CCTK_VarName(n), *arrdata[group].tt, *arrdata[group].dd, \
tmin, tmax); \
break;
#include "typecase"
#undef TYPECASE
default:
UnsupportedVarType(n);
} // switch
} // for
// Reinitialise Cactus variables
set_component (cgh, component);
PoisonGroup (cgh, group, alltimes);
// storage was not enabled previously
return 0;
}
int DisableGroupStorage (cGH* cgh, const char* groupname)
{
Checkpoint ("%*sDisableGroupStorage %s", 2*reflevel, "", groupname);
const int group = CCTK_GroupIndex(groupname);
assert (group>=0 && group<CCTK_NumGroups());
if (! CCTK_QueryGroupStorageI(cgh, group)) {
// storage was disabled previously
return 0;
}
// XXX
CCTK_WARN (1, "Cannot disable storage -- storage management is not yet consistent for FMR");
return 1;
const int n0 = CCTK_FirstVarIndexI(group);
assert (arrdata[group].data.size());
assert (arrdata[group].data[0]);
for (int var=0; var<(int)arrdata[group].data.size(); ++var) {
const int n = n0 + var;
switch (CCTK_VarTypeI(n)) {
#define TYPECASE(N,T) \
case N: \
delete (gf<T,dim>*)arrdata[group].data[var]; \
break;
#include "typecase"
#undef TYPECASE
default:
UnsupportedVarType(n);
} // switch
arrdata[group].data[var] = 0;
} // for
// Reinitialise Cactus variables
set_component (cgh, component);
// storage was not disabled previously
return 1;
}
int QueryGroupStorageB (cGH* cgh, int group, const char* groupname)
{
if (groupname) {
group = CCTK_GroupIndex(groupname);
}
assert (group>=0 && group<CCTK_NumGroups());
const int n = CCTK_FirstVarIndexI(group);
assert (n>=0 && n<CCTK_NumVars());
const int var = 0;
assert (group<(int)arrdata.size());
assert (var<(int)arrdata[group].data.size());
return arrdata[group].data[var] != 0;
}
const int* ArrayGroupSizeB (cGH* cgh, int dir, int group,
const char* groupname)
{
static const int zero = 0;
if (component == -1) {
// global routine
return &zero;
}
if (groupname) {
group = CCTK_GroupIndex(groupname);
}
assert (group>=0 && group<CCTK_NumGroups());
const int gpdim = arrdata[group].info.dim;
assert (dir>=0 && dir<gpdim);
if (CCTK_QueryGroupStorageI(cgh, group)) {
const int var = CCTK_FirstVarIndexI(group);
assert (var>=0 && var<CCTK_NumVars());
assert (group<(int)arrdata.size());
return &arrdata[group].info.lsh[dir];
} else {
// no storage
return &zero;
}
}
int GroupDynamicData (cGH* cgh, int group, cGroupDynamicData* data)
{
assert (group>=0 && group<CCTK_NumGroups());
*data = arrdata[group].info;
return 0;
}
} // namespace Carpet
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