Tpetra parallel linear algebra Version of the Day
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Epetra_TsqrMessenger.hpp
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54
55#ifndef EPETRA_TSQRMESSENGER_HPP
56#define EPETRA_TSQRMESSENGER_HPP
57
58#include <Tpetra_ConfigDefs.hpp>
59
60#if defined(HAVE_TPETRA_EPETRA) && defined(HAVE_TPETRA_TSQR)
61
62// Include Epetra's MPI wrappers.
63#include <Epetra_Comm.h>
64
65// Include Teuchos' MPI wrappers.
66#include <Teuchos_Comm.hpp>
67
68#include <Teuchos_RCP.hpp>
69#include <Tsqr_TeuchosMessenger.hpp>
70
71
72namespace TSQR {
73 namespace Epetra {
74
83 Teuchos::RCP<const Teuchos::Comm<int> >
84 extractTeuchosComm (const Teuchos::RCP<const Epetra_Comm>& epetraComm);
85
87 template<class Datum>
88 Teuchos::RCP<TSQR::MessengerBase<Datum> >
89 makeTsqrMessenger (const Teuchos::RCP<const Epetra_Comm>& pComm)
90 {
91 typedef TSQR::MessengerBase<Datum> base_mess_type;
92 typedef TSQR::TeuchosMessenger<Datum> mess_type;
93
94 Teuchos::RCP<mess_type> pMess =
95 Teuchos::rcp (new mess_type (extractTeuchosComm (pComm)));
96 return Teuchos::rcp_implicit_cast<base_mess_type> (pMess);
97 }
98 } // namespace Epetra
99} // namespace TSQR
100
101#endif // defined(HAVE_TPETRA_EPETRA) && defined(HAVE_TPETRA_TSQR)
102
103#endif // EPETRA_TSQRMESSENGER_HPP
104