petsc_transfer.py

Define the PETSc Transfer class.

class openmdao.vectors.petsc_transfer.PETScTransfer(in_vec, out_vec, in_inds, out_inds, comm)

Bases: DefaultTransfer

PETSc Transfer implementation for running in parallel.

Parameters:

in_vec<Vector>

Pointer to the input vector.

out_vec<Vector>

Pointer to the output vector.

in_indsint ndarray

Input indices for the transfer.

out_indsint ndarray

Output indices for the transfer.

commMPI.Comm or <FakeComm>

Communicator of the system that owns this transfer.

Attributes:

_scattermethod

Method that performs a PETSc scatter.

__init__(in_vec, out_vec, in_inds, out_inds, comm)

Initialize all attributes.