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/*@@
@file WriteInfo.c
@date June 31 1999
@author Gabrielle Allen, Paul Walker, Thomas Radke
@desc
Gets the data for IOBasic's info output.
@enddesc
@version $Id: /cactusdevcvs/CactusBase/IOBasic/src/OutputInfo.c,v 1.24 2001
@@*/
#include <stdlib.h>
#include "cctk.h"
#include "iobasicGH.h"
/* the rcs ID and its dummy function to use it */
static const char *rcsid = "$Header$";
CCTK_FILEVERSION(CactusBase_IOBasic_WriteInfo_c)
/*@@
@routine IOBasic_WriteInfo
@date Tue 31 July 2001
@author Thomas Radke
@desc
Gets the data values to output for a given CCTK variable.
For CCTK_SCALAR variables, their value is taken,
for CCTK_GF and CCTK_ARRAY variables the appropriate
reduction operations are performed and their results taken.
@enddesc
@calls CCTK_VarDataPtrI
CCTK_Reduce
@var GH
@vdesc Pointer to CCTK grid hierarchy
@vtype const cGH *
@vio in
@endvar
@var vindex
@vdesc CCTK index of the variable to output
@vtype int
@vio in
@endvar
@var alias
@vdesc alias name to use for building the output filename
@vtype const char *
@vio in
@endvar
@returntype int
@returndesc
0 for success, or<BR>
-1 if variable has no storage assigned
@endreturndesc
@@*/
int IOBasic_WriteInfo (const cGH *GH, int vindex)
{
int vtype;
char *fullname;
iobasicGH *myGH;
void *ptr;
iobasic_reduction_t *reduction;
myGH = CCTK_GHExtension (GH, "IOBasic");
reduction = myGH->info_reductions[vindex].reductions;
/* first, check if variable has storage assigned */
if (! CCTK_QueryGroupStorageI (GH, CCTK_GroupIndexFromVarI (vindex)))
{
fullname = CCTK_FullName (vindex);
CCTK_VWarn (2, __LINE__, __FILE__, CCTK_THORNSTRING,
"IOBasic_WriteInfo: No info output for '%s' (no storage)",
fullname);
free (fullname);
/* invalidate data buffer for this variable */
while (reduction)
{
reduction->is_valid = 0;
reduction = reduction->next;
}
return (-1);
}
/* CCTK scalars are printed by their value, cast into a C double */
if (CCTK_GroupTypeFromVarI (vindex) == CCTK_SCALAR)
{
reduction->is_valid = 1;
/* get the variable's data type and data pointer */
ptr = CCTK_VarDataPtrI (GH, 0, vindex);
vtype = CCTK_VarTypeI (vindex);
switch (vtype)
{
case CCTK_VARIABLE_BYTE:
reduction->value = (double) *(CCTK_BYTE *) ptr;
break;
case CCTK_VARIABLE_INT:
reduction->value = (double) *(CCTK_INT *) ptr;
break;
case CCTK_VARIABLE_REAL:
reduction->value = (double) *(CCTK_REAL *) ptr;
break;
case CCTK_VARIABLE_COMPLEX:
reduction->value = (double) ((CCTK_REAL *) ptr)[0];
reduction->next->value = (double) ((CCTK_REAL *) ptr)[1];
reduction->next->is_valid = 1;
break;
#ifdef CCTK_INT1
case CCTK_VARIABLE_INT1:
reduction->value = (double) *(CCTK_INT1 *) ptr;
break;
#endif
#ifdef CCTK_INT2
case CCTK_VARIABLE_INT2:
reduction->value = (double) *(CCTK_INT2 *) ptr;
break;
#endif
#ifdef CCTK_INT4
case CCTK_VARIABLE_INT4:
reduction->value = (double) *(CCTK_INT4 *) ptr;
break;
#endif
#ifdef CCTK_INT8
case CCTK_VARIABLE_INT8:
reduction->value = (double) *(CCTK_INT8 *) ptr;
break;
#endif
#ifdef CCTK_REAL4
case CCTK_VARIABLE_REAL4:
reduction->value = (double) *(CCTK_REAL4 *) ptr;
break;
case CCTK_VARIABLE_COMPLEX8:
reduction->value = (double) ((CCTK_REAL4 *) ptr)[0];
reduction->next->value = (double) ((CCTK_REAL4 *) ptr)[1];
reduction->next->is_valid = 1;
break;
#endif
#ifdef CCTK_REAL8
case CCTK_VARIABLE_REAL8:
reduction->value = (double) *(CCTK_REAL8 *) ptr;
break;
case CCTK_VARIABLE_COMPLEX16:
reduction->value = (double) ((CCTK_REAL8 *) ptr)[0];
reduction->next->value = (double) ((CCTK_REAL8 *) ptr)[1];
reduction->next->is_valid = 1;
break;
#endif
#ifdef CCTK_REAL16
case CCTK_VARIABLE_REAL16:
reduction->value = (double) *(CCTK_REAL16 *) ptr;
break;
case CCTK_VARIABLE_COMPLEX32:
reduction->value = (double) ((CCTK_REAL16 *) ptr)[0];
reduction->next->value = (double) ((CCTK_REAL16 *) ptr)[1];
reduction->next->is_valid = 1;
break;
#endif
default:
CCTK_WARN (3, "IOBasic_WriteInfo: Unsupported data type");
reduction->is_valid = 0;
break;
}
}
else
{
/* for CCTK_GF and CCTK_ARRAY variables: loop over all reductions */
while (reduction)
{
reduction->is_valid = CCTK_Reduce (GH, -1, reduction->handle, 1,
CCTK_VARIABLE_REAL,
&reduction->value, 1, vindex) == 0;
if (! reduction->is_valid)
{
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"IOBasic_WriteInfo: Internal error in reduction '%s'",
reduction->name);
}
reduction = reduction->next;
}
}
return (0);
}
|
