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Panzer_KokkosUtils_VectorToView.hpp
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3//
4// Panzer: A partial differential equation assembly
5// engine for strongly coupled complex multiphysics systems
6// Copyright (2011) Sandia Corporation
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42
43#ifndef __Panzer_KokkosThyraConversion_hpp__
44#define __Panzer_KokkosThyraConversion_hpp__
45
46#include "Kokkos_Core.hpp"
47
48#include "Teuchos_RCP.hpp"
49#include "Teuchos_Ptr.hpp"
50
51#include "Thyra_VectorBase.hpp"
52#include "Thyra_DefaultSpmdVector.hpp"
53
54#include "Epetra_Vector.h"
55
56namespace panzer {
57namespace kokkos_utils {
58
62template <typename V>
64
65template < >
67public:
68 typedef Kokkos::View<double*,Kokkos::HostSpace ,Kokkos::MemoryTraits<Kokkos::Unmanaged > > View;
70};
71
72template < >
74public:
75 typedef Kokkos::View<const double*,Kokkos::HostSpace ,Kokkos::MemoryTraits<Kokkos::Unmanaged > > View;
77};
78
79template <typename VectorType>
80inline
83
84template < >
85inline
88{
89 auto values = Teuchos::ptr_dynamic_cast<Thyra::DefaultSpmdVector<double> >(Teuchos::ptrFromRef(v))->getRCPtr();
90
91 VectorToViewTraits<Epetra_Vector>::View view(values.get(),values.size());
92
93 return view;
94}
95
96template < >
97inline
100{
101 auto values = Teuchos::ptr_dynamic_cast<const Thyra::DefaultSpmdVector<double> >(Teuchos::ptrFromRef(v))->getRCPtr();
102
103 VectorToViewTraits<const Epetra_Vector>::View view(values.get(),values.size());
104
105 return view;
106}
107
108}
109}
110
111#endif
Kokkos::View< double *, Kokkos::HostSpace,Kokkos::MemoryTraits< Kokkos::Unmanaged > > View
Kokkos::View< const double *, Kokkos::HostSpace,Kokkos::MemoryTraits< Kokkos::Unmanaged > > View
VectorToViewTraits< constEpetra_Vector >::View getView< const Epetra_Vector >(typename VectorToViewTraits< const Epetra_Vector >::ThyraVector &v)
VectorToViewTraits< Epetra_Vector >::View getView< Epetra_Vector >(typename VectorToViewTraits< Epetra_Vector >::ThyraVector &v)
VectorToViewTraits< VectorType >::View getView(typename VectorToViewTraits< VectorType >::ThyraVector &v)