superlu_grid.c File Reference

SuperLU grid utilities. More...

#include "superlu_ddefs.h"

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Functions
void	superlu_gridinit (MPI_Comm Bcomm, int nprow, int npcol, gridinfo_t *grid)
	All processes in the MPI communicator must call this routine. More...
void	superlu_gridmap (MPI_Comm Bcomm, int nprow, int npcol, int usermap[], int ldumap, gridinfo_t *grid)
	All processes in the MPI communicator must call this routine. More...
void	superlu_gridexit (gridinfo_t *grid)

Detailed Description

SuperLU grid utilities.

Copyright (c) 2003, The Regents of the University of California, through Lawrence Berkeley National Laboratory (subject to receipt of any required approvals from U.S. Dept. of Energy)

All rights reserved.

The source code is distributed under BSD license, see the file License.txt at the top-level directory.

-- Distributed SuperLU routine (version 7.1.0) --
Lawrence Berkeley National Lab, Univ. of California Berkeley.
September 1, 1999
February 8, 2019  version 6.1.1
October 5, 2021

Function Documentation

superlu_gridexit()

void superlu_gridexit

(

gridinfo_t *

grid

)

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superlu_gridinit()

void superlu_gridinit	(	MPI_Comm	Bcomm,
		int	nprow,
		int	npcol,
		gridinfo_t *	grid
	)

All processes in the MPI communicator must call this routine.

On output, if a process is not in the SuperLU group, the following values are assigned to it: grid->comm = MPI_COMM_NULL grid->iam = -1

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superlu_gridmap()

void superlu_gridmap	(	MPI_Comm	Bcomm,
		int	nprow,
		int	npcol,
		int	usermap[],
		int	ldumap,
		gridinfo_t *	grid
	)

All processes in the MPI communicator must call this routine.

On output, if a process is not in the SuperLU group, the following values are assigned to it: grid->comm = MPI_COMM_NULL grid->iam = -1

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