PetscObjectGetComm

Gets the MPI communicator for any PetscObject, regardless of the type.

Synopsis

int PetscObjectGetComm(PetscObject obj,MPI_Comm *comm)
Not Collective

Input Parameter

obj -any PETSc object, for example a Vec, Mat or KSP. Thus must be cast with a (PetscObject), for example, PetscObjectGetComm((PetscObject) mat,&comm);

Output Parameter

comm -the MPI communicator

Keywords

object, get, communicator, MPI

Examples

src/snes/examples/tutorials/ex7.c

Location: src/sys/src/objectsgcomm.c
System Index
Table of Contents