/usr/include/trilinos/Sacado_MP_VectorTraits.hpp is in libtrilinos-stokhos-dev 12.10.1-3.
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// Stokhos Package
// Copyright (2009) Sandia Corporation
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#ifndef SACADO_MP_VECTOR_TRAITS_HPP
#define SACADO_MP_VECTOR_TRAITS_HPP
#include "Sacado_Traits.hpp"
#include "Sacado_mpl_apply.hpp"
//
// Currently only the type-style traits classes will work on the device
// since the function-style traits don't have the needed specializations
// for the device. This is in particular true for the scalar traits.
//
// Forward declarations
namespace Sacado {
namespace MP {
template <typename S> class Vector;
}
}
namespace Sacado {
//! Specialization of %Promote to Vector types
SACADO_AD_PROMOTE_SPEC( MP, Vector )
//! Specialization of %ScalarType to Vector types
template <typename S>
struct ScalarType< MP::Vector<S> > {
typedef typename ScalarType<typename MP::Vector<S>::value_type>::type type;
};
//! Specialization of %ValueType to Vector types
template <typename S>
struct ValueType< MP::Vector<S> > {
typedef typename MP::Vector<S>::value_type type;
};
//! Specialization of %IsADType to Vector types
template <typename S>
struct IsADType< MP::Vector<S> > {
static const bool value = true;
};
//! Specialization of %IsADType to Vector types
template <typename S>
struct IsScalarType< MP::Vector<S> > {
static const bool value = S::is_static;
};
//! Specialization of %Value to Vector types
template <typename S>
struct Value< MP::Vector<S> > {
typedef typename ValueType< MP::Vector<S> >::type value_type;
KOKKOS_INLINE_FUNCTION
static const value_type& eval(const MP::Vector<S>& x) {
return x.val(); }
};
//! Specialization of %ScalarValue to Vector types
template <typename S>
struct ScalarValue< MP::Vector<S> > {
typedef typename ValueType< MP::Vector<S> >::type value_type;
typedef typename ScalarType< MP::Vector<S> >::type scalar_type;
KOKKOS_INLINE_FUNCTION
static const scalar_type& eval(const MP::Vector<S>& x) {
return ScalarValue<value_type>::eval(x.val()); }
};
//! Specialization of %StringName to Vector types
template <typename S>
struct StringName< MP::Vector<S> > {
static std::string eval() {
return std::string("Sacado::MP::Vector< ") +
StringName<S>::eval() + " >"; }
};
//! Specialization of %IsEqual to Vector types
template <typename S>
struct IsEqual< MP::Vector<S> > {
KOKKOS_INLINE_FUNCTION
static bool eval(const MP::Vector<S>& x,
const MP::Vector<S>& y) {
return x.isEqualTo(y);
}
};
//! Specialization of %IsStaticallySized to Vector types
template <typename S>
struct IsStaticallySized< MP::Vector<S> > {
static const bool value = S::is_static;
};
} // namespace Sacado
// Define Teuchos traits classes
#ifdef HAVE_SACADO_TEUCHOS
#include "Stokhos_ConfigDefs.h"
#include "Teuchos_PromotionTraits.hpp"
#include "Teuchos_ScalarTraits.hpp"
#include "Sacado_MP_ScalarTraitsImp.hpp"
#include "Teuchos_SerializationTraits.hpp"
#include "Teuchos_as.hpp"
namespace Teuchos {
//! Specialization of %Teuchos::PromotionTraits to Vector types
template <typename S>
struct PromotionTraits< Sacado::MP::Vector<S>,
Sacado::MP::Vector<S> > {
typedef typename Sacado::Promote< Sacado::MP::Vector<S>,
Sacado::MP::Vector<S> >::type
promote;
};
//! Specialization of %Teuchos::PromotionTraits to Vector types
template <typename S, typename R>
struct PromotionTraits< Sacado::MP::Vector<S>, R > {
typedef typename Sacado::Promote< Sacado::MP::Vector<S>, R >::type
promote;
};
//! Specialization of %Teuchos::PromotionTraits to Vector types
template <typename L, typename S>
struct PromotionTraits< L, Sacado::MP::Vector<S> > {
public:
typedef typename Sacado::Promote< L, Sacado::MP::Vector<S> >::type
promote;
};
//! Specializtion of Teuchos::ScalarTraits
#if defined(HAVE_STOKHOS_ENSEMBLE_REDUCT)
template <typename S>
struct ScalarTraits< Sacado::MP::Vector<S> > :
public Sacado::MP::ScalarTraitsImp<S,true> {};
#else
template <typename S>
struct ScalarTraits< Sacado::MP::Vector<S> > :
public Sacado::MP::ScalarTraitsImp<S,false> {};
#endif
//! Specialization of %Teuchos::SerializationTraits
template <typename Ordinal, typename S>
struct SerializationTraits<Ordinal, Sacado::MP::Vector<S> > :
public Sacado::MP::SerializationTraitsImp< Ordinal,
Sacado::MP::Vector<S>,
S::is_static > {};
//! Specialization of %Teuchos::ValueTypeSerializer
template <typename Ordinal, typename S>
struct ValueTypeSerializer<Ordinal, Sacado::MP::Vector<S> > :
public Sacado::MP::SerializerImp< Ordinal,
Sacado::MP::Vector<S>,
ValueTypeSerializer<Ordinal,typename Sacado::MP::Vector<S>::value_type> >
{
typedef Sacado::MP::Vector<S> VecType;
typedef typename VecType::value_type value_type;
typedef ValueTypeSerializer<Ordinal,value_type> ValueSerializer;
typedef Sacado::MP::SerializerImp< Ordinal,VecType,ValueSerializer> Base;
ValueTypeSerializer(const Teuchos::RCP<const ValueSerializer>& vs,
Ordinal sz = 0) :
Base(vs, sz) {}
};
//! Specializations for Teuchos::as<T>
template<class TypeTo, class StorageFrom>
class ValueTypeConversionTraits< TypeTo, Sacado::MP::Vector<StorageFrom> > {
public:
typedef Sacado::MP::Vector<StorageFrom> TypeFrom;
//! Convert t from a TypeFrom object to a TypeTo object.
static TypeTo convert (const TypeFrom& t) {
// This default implementation is just an implicit conversion and
// may generate compiler warnings on dangerous conversions.
return Teuchos::as<TypeTo>(t.coeff(0));
}
//! Convert t from a TypeFrom object to a TypeTo object, with checks for validity.
static TypeTo safeConvert (const TypeFrom& t) {
// This default implementation is just an implicit conversion and
// may generate compiler warnings on dangerous conversions. No
// runtime checking (e.g., for overflow) can be done by default;
// only specializations can define meaningful and portable
// run-time checks of conversions.
return Teuchos::as<TypeTo>(t.coeff(0));
}
};
template<class TypeTo, class ExprFrom>
class ValueTypeConversionTraits< TypeTo, Sacado::MP::Expr<ExprFrom> > {
public:
typedef Sacado::MP::Expr<ExprFrom> TypeFrom;
//! Convert t from a TypeFrom object to a TypeTo object.
static TypeTo convert (const TypeFrom& t) {
// This default implementation is just an implicit conversion and
// may generate compiler warnings on dangerous conversions.
return Teuchos::as<TypeTo>(t.derived().coeff(0));
}
//! Convert t from a TypeFrom object to a TypeTo object, with checks for validity.
static TypeTo safeConvert (const TypeFrom& t) {
// This default implementation is just an implicit conversion and
// may generate compiler warnings on dangerous conversions. No
// runtime checking (e.g., for overflow) can be done by default;
// only specializations can define meaningful and portable
// run-time checks of conversions.
return Teuchos::as<TypeTo>(t.derived().coeff(0));
}
};
// Should also do TypeTo, and TypeTo,TypeFrom as MP::Vector, but the real way
// to fix is to make sure it is never called at all (requires fixing
// magnitudeType)
}
#endif // HAVE_SACADO_TEUCHOS
#endif // SACADO_MP_VECTORTRAITS_HPP
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