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Thyra_TpetraThyraWrappers.cpp
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5// Thyra: Interfaces and Support for Abstract Numerical Algorithms
6// Copyright (2004) Sandia Corporation
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43
44//#include "Thyra_TpetraThyraWrappers.hpp"
45#include "Thyra_TpetraThyraWrappers_decl.hpp"
46
47
48#include "Teuchos_DefaultSerialComm.hpp"
49#ifdef HAVE_MPI
50# include "Teuchos_DefaultMpiComm.hpp"
51#endif
52
53
56{
57
58 using Teuchos::rcp_dynamic_cast;
59
60#ifdef HAVE_MPI
61 const RCP<const Teuchos::MpiComm<int> > tpetraMpiComm =
62 rcp_dynamic_cast<const Teuchos::MpiComm<int> >(tpetraComm);
63 if (nonnull(tpetraMpiComm)) {
64 return Teuchos::createMpiComm<Ordinal>(tpetraMpiComm->getRawMpiComm(),tpetraMpiComm->getTag());
65 }
66#endif // HAVE_MPI
67
68 // Assert conversion to Teuchos::SerialComm as a last resort (or throw)
69 rcp_dynamic_cast<const Teuchos::SerialComm<int> >(tpetraComm, true);
70 return Teuchos::createSerialComm<Ordinal>();
71
72 // NOTE: Above will throw if the type is not Teuchos::SerialComm. In this
73 // case, the type could not be converted. We need to either get rid of the
74 // Ordinal templating on Comm or we need to use the same ordinal type for
75 // Tpetra and Thyra so this conversion function goes away!
76
77}
RCP< const Teuchos::Comm< Ordinal > > convertTpetraToThyraComm(const RCP< const Teuchos::Comm< int > > &tpetraComm)
Given an Tpetra Teuchos::Comm<int> object, return an equivalent Teuchos::Comm<Ordinal> object.