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|
/*@@
@file Output.c
@date Tue Jan 9 1999
@author Gabrielle Allen
@desc
Functions to deal with streaming output of variables
in HDF5 format.
@enddesc
@version $Id$
@@*/
#include <stdlib.h>
#include "cctk.h"
#include "cctk_Parameters.h"
#include "ioStreamedHDF5GH.h"
/* the rcs ID and its dummy function to use it */
static const char *rcsid = "$Id$";
CCTK_FILEVERSION(BetaThorns_IOStreamedHDF5_Output_c)
/* function prototypes */
static void CheckSteerableParameters (ioStreamedHDF5GH *myGH);
/*@@
@routine IOStreamedHDF5_OutputGH
@date Sat March 6 1999
@author Gabrielle Allen
@desc
Loops over all variables and outputs them if necessary
@enddesc
@calls IOStreamedHDF5_TimeFor
IOStreamedHDF5_OutputVarAs
@var GH
@vdesc Pointer to CCTK GH
@vtype cGH *
@vio in
@endvar
@@*/
int IOStreamedHDF5_OutputGH (cGH *GH)
{
DECLARE_CCTK_PARAMETERS
int vindex;
ioStreamedHDF5GH *myGH;
const char *name;
char *fullname;
/* Get the GH extension for IOStreamedHDF5 */
myGH = (ioStreamedHDF5GH *) CCTK_GHExtension (GH, "IOStreamedHDF5");
CheckSteerableParameters (myGH);
if (myGH->out_every <= 0)
{
return (0);
}
/* Loop over all variables */
for (vindex = 0; vindex < CCTK_NumVars (); vindex++)
{
if (IOStreamedHDF5_TimeFor (GH, vindex))
{
name = CCTK_VarName (vindex);
fullname = CCTK_FullName (vindex);
if (verbose)
{
CCTK_VInfo (CCTK_THORNSTRING, "IOStreamedHDF5_OutputGH: "
"output of variable (fullname / name) "
"= ('%s' / '%s')", fullname, name);
}
IOStreamedHDF5_OutputVarAs (GH, fullname, name);
free (fullname);
/* Register variable as having output this iteration */
myGH->out_last[vindex] = GH->cctk_iteration;
}
}
return (0);
}
/*@@
@routine IOStreamedHDF5_OutputVarAs
@date Sat March 6 1999
@author Gabrielle Allen
@desc
Unconditional output of a variable
using the IOStreamedHDF5 output method.
@enddesc
@calls IOStreamedHDF5_Write
@var GH
@vdesc Pointer to CCTK GH
@vtype cGH *
@vio in
@endvar
@var fullname
@vdesc complete name of variable to output
@vtype const char *
@vio in
@endvar
@var alias
@vdesc alias name of variable to output
(used to generate output filename)
@vtype const char *
@vio in
@endvar
@@*/
int IOStreamedHDF5_OutputVarAs (cGH *GH,
const char *fullname,
const char *alias)
{
DECLARE_CCTK_PARAMETERS
int vindex;
vindex = CCTK_VarIndex (fullname);
if (verbose)
{
CCTK_VInfo (CCTK_THORNSTRING, "IOStreamedHDF5_OutputVarAs: "
"output of variable (fullname / alias) "
"= ('%s' / '%s')", fullname, alias);
}
/* Do the output */
IOStreamedHDF5_Write (GH, vindex, alias);
return (0);
}
/*@@
@routine IOStreamedHDF5_TimeFor
@date Sat March 6 1999
@author Gabrielle Allen
@desc
Decides if it is time to output a variable
using the IOStreamedHDF5 output method.
@enddesc
@calls CheckSteerableParameters
@var GH
@vdesc Pointer to CCTK GH
@vtype cGH *
@vio in
@endvar
@var vindex
@vdesc index of variable
@vtype int
@vio in
@endvar
@returntype int
@returndesc
1 if output should take place
0 if not
@endreturndesc
@@*/
int IOStreamedHDF5_TimeFor (cGH *GH,
int vindex)
{
ioStreamedHDF5GH *myGH;
/* Get the GH extension for IOStreamedHDF5 */
myGH = (ioStreamedHDF5GH *) CCTK_GHExtension (GH, "IOStreamedHDF5");
CheckSteerableParameters (myGH);
/* Check if any output was requested */
if(myGH->out_every <= 0)
{
return (0);
}
/* Check this variable should be output */
if (! (myGH->geo_output[vindex] && GH->cctk_iteration % myGH->out_every == 0))
{
return (0);
}
/* Check variable not already output this iteration */
if (myGH->out_last[vindex] == GH->cctk_iteration)
{
CCTK_WARN (2, "Already done output in IOStreamedHDF5");
return (0);
}
return (1);
}
/*@@
@routine IOStreamedHDF5_TriggerOutput
@date Sat March 6 1999
@author Gabrielle Allen
@desc
Triggers the output of a variable
using the IOStreamedHDF5 output.
@enddesc
@calls IOStreamedHDF5_Write
@var GH
@vdesc Pointer to CCTK GH
@vtype cGH *
@vio in
@endvar
@var vindex
@vdesc index of variable
@vtype int
@vio in
@endvar
@@*/
int IOStreamedHDF5_TriggerOutput (cGH *GH,
int vindex)
{
DECLARE_CCTK_PARAMETERS
ioStreamedHDF5GH *myGH;
char *fullname;
const char *varname;
varname = CCTK_VarName (vindex);
myGH = (ioStreamedHDF5GH *) CCTK_GHExtension (GH, "IOStreamedHDF5");
if (verbose)
{
fullname = CCTK_FullName (vindex);
CCTK_VInfo (CCTK_THORNSTRING, "IOStreamedHDF5_TriggerOutput: "
"output of (varname, fullname) "
"= ('%s', '%s')", varname, fullname);
free (fullname);
}
/* Do the output */
IOStreamedHDF5_Write (GH, vindex, varname);
/* Register variable as having output this iteration */
myGH->out_last[vindex] = GH->cctk_iteration;
return (0);
}
/***************************************************************************/
/* local functions */
/***************************************************************************/
/*@@
@routine CheckSteerableParameters
@date Mon Oct 10 2000
@author Thomas Radke
@desc
Checks if IOStreamedHDF5 steerable parameters were changed
and does appropriate re-evaluation.
@enddesc
@calls IOHDF5Util_ParseVarsForOutput
@var myGH
@vdesc Pointer to IOStreamedHDF5 GH
@vtype ioStreamedHDF5GH *
@vio in
@endvar
@@*/
static void CheckSteerableParameters (ioStreamedHDF5GH *myGH)
{
DECLARE_CCTK_PARAMETERS
int times_set;
static int out_vars_lastset = -1;
/* How often to output */
myGH->out_every = out_every > 0 ? out_every : -1;
if (outHDF5_every > 0)
{
myGH->out_every = outHDF5_every;
}
/* re-parse the 'IOStreamedHDF5::out_vars' parameter if it was changed */
times_set = CCTK_ParameterQueryTimesSet ("out_vars", CCTK_THORNSTRING);
if (times_set != out_vars_lastset)
{
IOHDF5Util_ParseVarsForOutput (out_vars, myGH->geo_output);
/* Save the last setting of 'out_vars' parameter */
out_vars_lastset = times_set;
}
}
|
