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/*@@
@file Startup.c
@author Erik Schnetter
@date 2004-03-06
@desc
Thorn startup
@version $Id$
@enddesc
@@*/
#include <stdlib.h>
#include "cctk.h"
#include "util_Table.h"
#include "SymBase.h"
/* the rcs ID and its dummy function to use it */
static const char *const rcsid = "$Header$";
CCTK_FILEVERSION (CactusBase_SymBase_Startup_c);
/*@@
@routine SymBase_Startup
@author Erik Schnetter
@date 2004-03-06
@desc
Register a GH extension and initialise the global variables
@enddesc
@returntype int
@returndesc
status code
0 for success
@endreturndesc
@@*/
int
SymBase_Startup (void)
{
int handle;
int ierr;
handle = CCTK_RegisterGHExtension ("SymBase");
if (handle < 0)
{
CCTK_WARN (0, "Internal Error: Failed to create GH extension for symmetry data");
}
ierr = CCTK_RegisterGHExtensionSetupGH (handle, SymBase_Setup);
if (ierr != 1)
{ /* strange error code convention */
CCTK_WARN (0, "Internal Error: Could not register GH Extension setup routine");
}
SymBase_num_symmetries = 0;
SymBase_symmetry_names = NULL;
return 0; /* no error */
}
/*@@
@routine SymBase_Setup
@author Erik Schnetter
@date 2004-03-06
@desc
Initialise the GH extension
@enddesc
@var config
@vtype tFleshConfig *
@vdesc Internal flesh information, unused
@vio in
@endvar
@var convlev
@vtype int
@vdesc Convergence level, unused
@vio in
@endvar
@var cctkGH
@vtype cGH *
@vdesc Grid hierarchy
@vio in
@endvar
@@*/
void *
SymBase_Setup (tFleshConfig * const config,
int const convlev, cGH * const cctkGH)
{
struct SymBase *symdata;
CCTK_INT symmetry_handle[100];
CCTK_INT symmetry_zone_width[100];
CCTK_FPOINTER symmetry_interpolate[100];
int group;
int face;
int ierr;
const void *dummy;
/* avoid compiler warnings about unused parameters */
dummy = &config;
dummy = &convlev;
dummy = &cctkGH;
dummy = &dummy;
/* Create GH extension */
symdata = malloc (sizeof *symdata);
if (!symdata)
{
CCTK_WARN (0, "Failed to allocate memory for symmetry data");
}
/* Initialise handle and zone width arrays */
for (face = 0; face < 100; ++face)
{
symmetry_handle[face] = -1;
symmetry_zone_width[face] = 0;
symmetry_interpolate[face] = NULL;
}
/* Create grid symmetry table */
symdata->sym_table = Util_TableCreate (UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
if (symdata->sym_table < 0)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry table.");
}
if (2 * cctkGH->cctk_dim > 100)
{
CCTK_WARN (0, "Internal Error: Can currently only handle a hundred faces.");
}
ierr = Util_TableSetIntArray
(symdata->sym_table,
2 * cctkGH->cctk_dim, symmetry_handle, "symmetry_handle");
if (ierr)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry_handle array");
}
ierr = Util_TableSetIntArray
(symdata->sym_table,
2 * cctkGH->cctk_dim, symmetry_zone_width, "symmetry_zone_width");
if (ierr)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry_zone_width array");
}
ierr = Util_TableSetFPointerArray
(symdata->sym_table,
2 * cctkGH->cctk_dim, symmetry_interpolate, "symmetry_interpolate");
if (ierr)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry_fold_points array");
}
/* Create grid array symmetry tables */
symdata->array_sym_tables
= malloc (CCTK_NumGroups () * sizeof *symdata->array_sym_tables);
if (!symdata->array_sym_tables)
{
CCTK_WARN (0, "Internal Error: Failed to create array for symmetry tables for GAs");
}
for (group = 0; group < CCTK_NumGroups (); ++group)
{
switch (CCTK_GroupTypeI (group))
{
case CCTK_GF:
/* No table */
symdata->array_sym_tables[group] = -1;
break;
case CCTK_SCALAR:
/* FALL_THROUGH */
case CCTK_ARRAY:
/* Create array symmetry table */
symdata->array_sym_tables[group]
= Util_TableCreate (UTIL_TABLE_FLAGS_CASE_INSENSITIVE);
if (symdata->array_sym_tables[group] < 0)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry table for GA");
}
if (2 * CCTK_GroupDimI (group) > 100)
{
CCTK_WARN (0, "Internal Error: Can only handle 100 faces");
}
ierr = Util_TableSetIntArray
(symdata->array_sym_tables[group],
2 * CCTK_GroupDimI (group), symmetry_handle, "symmetry_handle");
if (ierr)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry_handle array");
}
ierr = Util_TableSetIntArray
(symdata->array_sym_tables[group],
2 * CCTK_GroupDimI (group), symmetry_zone_width,
"symmetry_zone_width");
if (ierr)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry_zone_width array");
}
ierr = Util_TableSetFPointerArray
(symdata->array_sym_tables[group],
2 * CCTK_GroupDimI (group), symmetry_interpolate,
"symmetry_interpolate");
if (ierr)
{
CCTK_WARN (0, "Internal Error: Failed to create symmetry_fold_points array");
}
break;
default:
CCTK_WARN (0, "Internal Error: Unknown GV type");
}
}
return symdata;
}
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