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Xpetra_MpiPlatform.hpp
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// @HEADER
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//
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// ***********************************************************************
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//
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// Xpetra: A linear algebra interface package
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// Copyright 2012 Sandia Corporation
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
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// Jonathan Hu (jhu@sandia.gov)
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// Andrey Prokopenko (aprokop@sandia.gov)
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// Ray Tuminaro (rstumin@sandia.gov)
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//
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// ***********************************************************************
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//
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// @HEADER
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#ifndef XPETRA_MPIPLATFORM_HPP
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#define XPETRA_MPIPLATFORM_HPP
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#include <
Teuchos_DefaultMpiComm.hpp
>
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#include <Teuchos_Describable.hpp>
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#include <KokkosCompat_DefaultNode.hpp>
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#include "
Xpetra_ConfigDefs.hpp
"
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namespace
Xpetra
{
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template
<
class
Node=KokkosClassic::DefaultNode::DefaultNodeType>
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class
MpiPlatform
:
public
Teuchos::Describable
{
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public
:
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typedef
Node
NodeType
;
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explicit
MpiPlatform
(
Teuchos::RCP<Node>
node);
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MpiPlatform
(
Teuchos::RCP<Node>
node,
const
Teuchos::RCP
<
const
Teuchos::OpaqueWrapper<MPI_Comm>
> &rawMpiComm);
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~MpiPlatform
();
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Teuchos::RCP< const Teuchos::Comm<int>
>
getComm
()
const
;
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private
:
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Teuchos::RCP<Teuchos::MpiComm<int>
>
comm_
;
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MpiPlatform
(
const
MpiPlatform<Node>
&platform);
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};
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template
<
class
Node>
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MpiPlatform<Node>::MpiPlatform
(
Teuchos::RCP<Node>
/* node */
,
const
Teuchos::RCP
<
const
Teuchos::OpaqueWrapper<MPI_Comm>
> &rawMpiComm) :
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comm_ (
Teuchos
::createMpiComm<int>(rawMpiComm))
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{}
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template
<
class
Node>
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MpiPlatform<Node>::MpiPlatform
(
Teuchos::RCP<Node>
/* node */
) :
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comm_ (
Teuchos
::createMpiComm<int>(
Teuchos
::opaqueWrapper<MPI_Comm>(MPI_COMM_WORLD)))
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{}
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template
<
class
Node>
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MpiPlatform<Node>::~MpiPlatform
() { }
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template
<
class
Node>
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MpiPlatform<Node>::MpiPlatform
(
const
MpiPlatform<Node>
&platform) {
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comm_ = platform.
comm_
;
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}
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template
<
class
Node>
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Teuchos::RCP< const Teuchos::Comm<int>
>
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MpiPlatform<Node>::getComm
()
const
{
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return
comm_;
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}
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}
// namespace Xpetra
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#endif
// XPETRA_MPIPLATFORM_HPP
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Teuchos_DefaultMpiComm.hpp
Xpetra_ConfigDefs.hpp
Teuchos::Describable
Teuchos::OpaqueWrapper
Teuchos::RCP
Xpetra::MpiPlatform
A implementation of the Platform class for MPI-based platforms.
Definition
Xpetra_MpiPlatform.hpp:64
Xpetra::MpiPlatform::~MpiPlatform
~MpiPlatform()
Destructor.
Definition
Xpetra_MpiPlatform.hpp:107
Xpetra::MpiPlatform::NodeType
Node NodeType
Typedef indicating the node type over which the platform is templated. This default to the Kokkos def...
Definition
Xpetra_MpiPlatform.hpp:67
Xpetra::MpiPlatform::MpiPlatform
MpiPlatform(Teuchos::RCP< Node > node)
Constructor.
Definition
Xpetra_MpiPlatform.hpp:102
Xpetra::MpiPlatform::comm_
Teuchos::RCP< Teuchos::MpiComm< int > > comm_
Definition
Xpetra_MpiPlatform.hpp:92
Xpetra::MpiPlatform::getComm
Teuchos::RCP< const Teuchos::Comm< int > > getComm() const
Comm Instance.
Definition
Xpetra_MpiPlatform.hpp:116
Teuchos
Xpetra
Xpetra namespace
Definition
Xpetra_BlockedCrsMatrix.hpp:89
src
Platform
Xpetra_MpiPlatform.hpp
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