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#include <assert.h>
#include <stdlib.h>
#include "cctk.h"
#include "cctk_Parameters.h"
#include "cctk_Termination.h"
#include "Carpet/CarpetLib/src/th.hh"
#include "carpet.hh"
static const char* rcsid = "$Header: /home/eschnett/C/carpet/Carpet/Carpet/Carpet/src/Evolve.cc,v 1.4 2001/11/02 10:58:58 schnetter Exp $";
namespace Carpet {
using namespace std;
static bool do_terminate (const cGH *cgh, CCTK_REAL time, int iteration)
{
DECLARE_CCTK_PARAMETERS;
// Early shortcut
if (terminate_next || CCTK_TerminationReached(cgh)) return false;
bool term_iter = iteration >= cctk_itlast;
bool term_time = (cctk_initial_time < cctk_final_time
? time >= cctk_final_time
: time <= cctk_final_time);
if (CCTK_Equals(terminate, "never")) {
return true;
} else if (CCTK_Equals(terminate, "iteration")) {
return term_iter;
} else if (CCTK_Equals(terminate, "time")) {
return term_time;
} else if (CCTK_Equals(terminate, "either")) {
return term_iter || term_time;
} else if (CCTK_Equals(terminate, "both")) {
return term_iter && term_time;
} else {
abort();
}
}
int Evolve (const tFleshConfig* fc)
{
DECLARE_CCTK_PARAMETERS;
Checkpoint ("starting Evolve...");
const int convlev = 0;
cGH* cgh = fc->GH[convlev];
// Main loop
while (! do_terminate(cgh, cgh->cctk_time, cgh->cctk_iteration)) {
// Advance time
++cgh->cctk_iteration;
cgh->cctk_time += base_delta_time / maxreflevelfact;
Checkpoint ("Evolving iteration %d...", cgh->cctk_iteration);
BEGIN_REFLEVEL_LOOP(cgh) {
if ((cgh->cctk_iteration-1) % (maxreflevelfact/reflevelfact) == 0) {
// Cycle time levels
CycleTimeLevels (cgh);
// Advance level times
tt->advance_time (reflevel, mglevel);
tt0->advance_time (reflevel, mglevel);
for (int group=0; group<CCTK_NumGroups(); ++group) {
switch (CCTK_GroupTypeI(group)) {
case CCTK_SCALAR:
break;
case CCTK_ARRAY:
arrdata[group].tt->advance_time (reflevel, mglevel);
break;
case CCTK_GF:
break;
default:
abort();
}
}
// Checking
CalculateChecksums (cgh, allbutcurrenttime);
Poison (cgh, currenttimebutnotifonly);
// Evolve
Checkpoint ("%*sScheduling PRESTEP", 2*reflevel, "");
CCTK_ScheduleTraverse ("CCTK_PRESTEP", cgh, CallFunction);
Checkpoint ("%*sScheduling EVOL", 2*reflevel, "");
CCTK_ScheduleTraverse ("CCTK_EVOL", cgh, CallFunction);
Checkpoint ("%*sScheduling POSTSTEP", 2*reflevel, "");
CCTK_ScheduleTraverse ("CCTK_POSTSTEP", cgh, CallFunction);
// Checking
PoisonCheck (cgh, currenttimebutnotifonly);
}
} END_REFLEVEL_LOOP(cgh);
BEGIN_REVERSE_REFLEVEL_LOOP(cgh) {
if (cgh->cctk_iteration % (maxreflevelfact/reflevelfact) == 0) {
// Restrict
Restrict (cgh);
// Checking
CalculateChecksums (cgh, currenttime);
// Checkpoint
Checkpoint ("%*sScheduling CHECKPOINT", 2*reflevel, "");
CCTK_ScheduleTraverse ("CCTK_CHECKPOINT", cgh, CallFunction);
// Analysis
Checkpoint ("%*sScheduling ANALYSIS", 2*reflevel, "");
CCTK_ScheduleTraverse ("CCTK_ANALYSIS", cgh, CallFunction);
// Output
Checkpoint ("%*sOutputGH", 2*reflevel, "");
CCTK_OutputGH (cgh);
// Checking
CheckChecksums (cgh, alltimes);
}
} END_REVERSE_REFLEVEL_LOOP(cgh);
} // main loop
Checkpoint ("done with Evolve.");
return 0;
}
} // namespace Carpet
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