VecCreateMPI
Creates a parallel vector.
Synopsis
#include "vec.h"
int VecCreateMPI(MPI_Comm comm,int n,int N,Vec *v)
Collective on MPI_Comm
Input Parameters
| comm | - the MPI communicator to use
|
| n | - local vector length (or PETSC_DECIDE to have calculated if N is given)
|
| N | - global vector length (or PETSC_DECIDE to have calculated if n is given)
|
Output Parameter
vv -the vector
Notes
Use VecDuplicate() or VecDuplicateVecs() to form additional vectors of the
same type as an existing vector.
Keywords
vector, create, MPI
See Also
VecCreateSeq(), VecCreate(), VecDuplicate(), VecDuplicateVecs(), VecCreateGhost(),
VecCreateMPIWithArray(), VecCreateGhostWithArray()
Examples
src/vec/examples/tutorials/ex2f.F
src/vec/examples/tutorials/ex2.c
src/vec/examples/tutorials/ex8.c
src/vec/examples/tutorials/ex13.c
Level:intermediate
Location:src/vec/impls/mpi/vmpicr.c
Vector Index
Table of Contents