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/*@@
@file DumpVar.c
@date 01 Oct 1999
@author Jonghyun Lee
@desc Do the actual writing of a 3D grid function,
for output or for checkpointing
@enddesc
@history
@hendhistory
@@*/
#include <stdio.h>
#include <stdlib.h>
#ifdef SGI
#include <time.h>
#endif
#include "cctk.h"
#include "cctk_Flesh.h"
#include "cctk_Groups.h"
#include "cctk_GroupsOnGH.h"
#include "cctk_Comm.h"
#include "cctk_WarnLevel.h"
#include "cctk_GHExtensions.h"
#include "cctk_parameters.h"
#ifdef CACTUSPUGH_PUGH
#include "CactusPUGH/PUGH/src/include/pugh.h"
#endif
#include "CactusBase/IOUtil/src/ioGH.h"
#include "ioPandaGH.h"
#define IOTAGBASE 20000 /* This may break on more than 2000 processors */
static char *char_time_date = NULL;
void IOPanda_getDumpData (cGH *GH, int index, int timelevel, void **outme,
int *free_outme, CCTK_INT4 bnd [9], int element_size)
{
DECLARE_CCTK_PARAMETERS
int i;
int myproc;
ioGH *ioUtilGH;
pGH *pughGH;
CCTK_REAL4 *single_ptr;
CCTK_REAL *real_ptr;
CCTK_CHAR *char_ptr;
CCTK_INT *int_ptr;
void *data = CCTK_VarDataPtrI (GH, timelevel, index);
/* to make the compiler happy */
single_ptr = NULL;
real_ptr = NULL;
char_ptr = NULL;
int_ptr = NULL;
ioUtilGH = (ioGH *) GH->extensions [CCTK_GHExtensionHandle ("IO")];
pughGH = (pGH *) GH->extensions [CCTK_GHExtensionHandle ("PUGH")];
myproc = CCTK_MyProc (GH);
if (ioUtilGH->downsample_x == 1 &&
ioUtilGH->downsample_y == 1 &&
ioUtilGH->downsample_z == 1) {
if (ioUtilGH->out_single) {
single_ptr = (CCTK_REAL4 *) malloc (pughGH->npoints*sizeof (CCTK_REAL4));
for (i = 0; i < pughGH->npoints; i++)
single_ptr [i] = (CCTK_REAL4) ((CCTK_REAL *) data) [i];
*outme = single_ptr;
*free_outme = 1;
} else {
*outme = data;
*free_outme = 0;
}
for (i = 0; i < 3; i++) {
bnd [i] = GH->cctk_lbnd[i]; /* the bounds */
bnd [i+3] = GH->cctk_lsh[i]; /* the sizes */
bnd [i+6] = GH->cctk_gsh[i]; /* the global space */
}
} else {
int start [3], end [3];
int i, j, k, l;
/* Downsampling code ... */
bnd [6] = GH->cctk_gsh[0] / ioUtilGH->downsample_x;
if (GH->cctk_gsh[0] % ioUtilGH->downsample_x)
bnd [6]++;
bnd [7] = GH->cctk_gsh[1] / ioUtilGH->downsample_y;
if (GH->cctk_gsh[1] % ioUtilGH->downsample_y)
bnd [7]++;
bnd [8] = GH->cctk_gsh[2] / ioUtilGH->downsample_z;
if (GH->cctk_gsh[2] % ioUtilGH->downsample_z)
bnd [8]++;
if (verbose)
printf ("Downsampled sizes (%d, %d, %d) -> (%d, %d, %d)\n",
GH->cctk_gsh[0], GH->cctk_gsh[1], GH->cctk_gsh[2],
(int) bnd [6], (int) bnd [7], (int) bnd [8]);
/* Now figure out the local downsampling */
/* The local starts are the lb modded into the downsample */
for (i = 0; i < 3; i++) {
int downsample;
if (i == 0)
downsample = ioUtilGH->downsample_x;
else if (i == 1)
downsample = ioUtilGH->downsample_y;
else
downsample = ioUtilGH->downsample_z;
bnd [i] = GH->cctk_lbnd[i] / downsample;
start [i] = bnd [i] * downsample;
if (start [i] <
GH->cctk_lbnd[i] + pughGH->ownership [PUGH_VERTEXCTR][i][0]) {
start [i] += downsample;
bnd [i] ++;
}
end [i] = ((GH->cctk_lbnd [i] +
pughGH->ownership [PUGH_VERTEXCTR][i][1] - 1) / downsample)
* downsample;
bnd [i+3] = (end [i] - start [i]) / downsample + 1;
}
if (verbose) {
printf ("Downsample ranges (%d, %d, %d) -> (%d, %d, %d)\n",
start [0], start [1], start [2],
end [0], end [1], end [2]);
printf ("Local size/bound (%d, %d, %d) (%d, %d, %d)\n",
(int) bnd [3], (int) bnd [4], (int) bnd [5],
(int) bnd [0], (int) bnd [1], (int) bnd [2]);
}
/* compute local ranges */
for (i = 0; i < 3; i++) {
start [i] -= GH->cctk_lbnd [i];
end [i] -= GH->cctk_lbnd [i];
}
*outme = malloc (bnd [3] * bnd [4] * bnd [5] * element_size);
*free_outme = 1;
/* I hate it to repeat the loops for each case label
but that way produces much more efficient code */
l = 0;
switch (CCTK_VarTypeI (index)) {
case CCTK_VARIABLE_CHAR:
char_ptr = (CCTK_CHAR *) *outme;
for (k = start [2]; k <= end [2]; k += ioUtilGH->downsample_z)
for (j = start [1]; j <= end [1]; j += ioUtilGH->downsample_y)
for (i = start [0]; i <= end [0]; i += ioUtilGH->downsample_x)
char_ptr [l++] = ((CCTK_CHAR *) data) [DI (pughGH, i, j, k)];
break;
case CCTK_VARIABLE_INT:
int_ptr = (CCTK_INT *) *outme;
for (k = start [2]; k <= end [2]; k += ioUtilGH->downsample_z)
for (j = start [1]; j <= end [1]; j += ioUtilGH->downsample_y)
for (i = start [0]; i <= end [0]; i += ioUtilGH->downsample_x)
int_ptr [l++] = ((CCTK_INT *) data) [DI (pughGH, i, j, k)];
break;
case CCTK_VARIABLE_REAL:
if (ioUtilGH->out_single)
single_ptr = (CCTK_REAL4 *) *outme;
else
real_ptr = (CCTK_REAL *) *outme;
for (k = start [2]; k <= end [2]; k += ioUtilGH->downsample_z)
for (j = start [1]; j <= end [1]; j += ioUtilGH->downsample_y)
for (i = start [0]; i <= end [0]; i += ioUtilGH->downsample_x)
if (ioUtilGH->out_single)
single_ptr [l++] = (CCTK_REAL4)
(((CCTK_REAL *) data) [DI (pughGH, i, j, k)]);
else
real_ptr [l++] = ((CCTK_REAL *) data) [DI (pughGH, i, j, k)];
break;
default:
CCTK_WARN (1, "Unsupported variable type in IOPanda_getDumpData");
return;
}
}
if (verbose) {
printf ("Global size: %d %d %d\n",
(int) bnd [6], (int) bnd [7], (int) bnd [8]);
printf ("Lower bound: %d %d %d\n",
(int) bnd [0], (int) bnd [1], (int) bnd [2]);
printf ("Chunk size : %d %d %d\n",
(int) bnd [3], (int) bnd [4], (int) bnd [5]);
}
}
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