Compute start and count arrays for the box rearranger. More...

#include <pio.h>
#include <pio_internal.h>

Macros
#define	default_blocksize 1024
	The default target blocksize for each io task when the box rearranger is used.

Functions
int	PIOc_set_blocksize (const int newblocksize)
	Set the target blocksize for the box rearranger.

int	gcd (int a, int b)

long long	lgcd (long long a, long long b)

int	gcd_array (int nain, int *ain)

long long	lgcd_array (int nain, long long *ain)

int	calcdisplace (const int bsize, const int numblocks, const PIO_Offset map[], int displace[])

void	computestartandcount (const int gdim, const int ioprocs, const int rank, PIO_Offset start, PIO_Offset kount)

PIO_Offset	GCDblocksize (const int arrlen, const PIO_Offset arr_in[])

int	CalcStartandCount (const int basetype, const int ndims, const int gdims, const int num_io_procs, const int myiorank, PIO_Offset start, PIO_Offset *kount)

Variables
int	blocksize = default_blocksize
	The target blocksize for each io task when the box rearranger is used.

Detailed Description

Compute start and count arrays for the box rearranger.

Macros