/usr/include/trilinos/Kokkos_ArithTraits_UQ_PCE.hpp is in libtrilinos-stokhos-dev 12.10.1-3.
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#ifndef KOKKOS_ARITHTRAITS_UQ_PCE_HPP
#define KOKKOS_ARITHTRAITS_UQ_PCE_HPP
#include "Sacado_UQ_PCE.hpp"
#include "Kokkos_ArithTraits.hpp"
//----------------------------------------------------------------------------
// Specializations of Kokkos::ArithTraits for Sacado::UQ::PCE scalar type
//----------------------------------------------------------------------------
namespace Kokkos {
namespace Details {
template <typename S>
class ArithTraits< Sacado::UQ::PCE<S> > {
public:
typedef Sacado::UQ::PCE<S> val_type;
typedef typename val_type::value_type base_value_type;
typedef typename val_type::ordinal_type ordinal_type;
typedef ArithTraits<base_value_type> BAT;
typedef typename BAT::mag_type mag_type;
//typedef val_type mag_type;
static const bool is_specialized = true;
static const bool is_signed = BAT::is_signed;
static const bool is_integer = BAT::is_integer;
static const bool is_exact = BAT::is_exact;
static const bool is_complex = BAT::is_complex;
static KOKKOS_FORCEINLINE_FUNCTION bool isInf (const val_type& x) {
bool res = false;
for (ordinal_type i=0; i<x.size(); ++i)
res = res || BAT::isInf(x.fastAccessCoeff(i));
return res;
}
static KOKKOS_FORCEINLINE_FUNCTION bool isNan (const val_type& x) {
bool res = false;
for (ordinal_type i=0; i<x.size(); ++i)
res = res || BAT::isInf(x.fastAccessCoeff(i));
return res;
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type abs (const val_type& x) {
//return std::abs(x);
const ordinal_type sz = x.size();
mag_type n = mag_type(0);
for (ordinal_type i=0; i<sz; ++i)
n += BAT::abs( x.fastAccessCoeff(i) );
return n;
}
static KOKKOS_FORCEINLINE_FUNCTION val_type zero () {
return val_type(0.0);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type one () {
return val_type(1.0);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type min () {
return BAT::min();
}
static KOKKOS_FORCEINLINE_FUNCTION val_type max () {
return BAT::max();
}
static KOKKOS_FORCEINLINE_FUNCTION val_type real (const val_type& x) {
const ordinal_type sz = x.size();
val_type y(x.cijk(), sz);
for (ordinal_type i=0; i<sz; ++i)
y.fastAccessCoeff(i) = BAT::real(x.fastAccessCoeff(i));
return y;
}
static KOKKOS_FORCEINLINE_FUNCTION val_type imag (const val_type& x) {
const ordinal_type sz = x.size();
val_type y(x.cijk(), sz);
for (ordinal_type i=0; i<sz; ++i)
y.fastAccessCoeff(i) = BAT::imag(x.fastAccessCoeff(i));
return y;
}
static KOKKOS_FORCEINLINE_FUNCTION val_type conj (const val_type& x) {
const ordinal_type sz = x.size();
val_type y(x.cijk(), sz);
for (ordinal_type i=0; i<sz; ++i)
y.fastAccessCoeff(i) = BAT::conj(x.fastAccessCoeff(i));
return y;
}
static KOKKOS_FORCEINLINE_FUNCTION val_type pow (const val_type& x,
const val_type& y) {
return std::pow(x, y);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type sqrt (const val_type& x) {
return std::sqrt(x);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type log (const val_type& x) {
return std::log(x);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type log10 (const val_type& x) {
return std::log10(x);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type nan () {
return BAT::nan();
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type epsilon () {
return BAT::epsilon();
}
// Backwards compatibility with Teuchos::ScalarTraits.
typedef mag_type magnitudeType;
typedef typename BAT::halfPrecision base_half_precision;
typedef typename BAT::doublePrecision base_double_precision;
typedef typename Sacado::mpl::apply<S,ordinal_type,base_half_precision>::type half_storage;
typedef typename Sacado::mpl::apply<S,ordinal_type,base_double_precision>::type double_storage;
typedef Sacado::UQ::PCE<half_storage> halfPrecision;
typedef Sacado::UQ::PCE<double_storage> doublePrecision;
static const bool isComplex = is_complex;
static const bool isOrdinal = is_integer;
static const bool isComparable = BAT::isComparable;
static const bool hasMachineParameters = BAT::hasMachineParameters;
static bool isnaninf (const val_type& x) {
return isNan (x) || isInf (x);
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type magnitude (const val_type& x) {
return abs (x);
}
static KOKKOS_FORCEINLINE_FUNCTION val_type conjugate (const val_type& x) {
return conj (x);
}
static std::string name () {
return Sacado::StringName<val_type>::eval();
}
static KOKKOS_FORCEINLINE_FUNCTION val_type squareroot (const val_type& x) {
return sqrt (x);
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type eps () {
return epsilon ();
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type sfmin () {
return BAT::sfmin();
}
static KOKKOS_FORCEINLINE_FUNCTION int base () {
return BAT::base();
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type prec () {
return BAT::prec();
}
static KOKKOS_FORCEINLINE_FUNCTION int t () {
return BAT::t();
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type rnd () {
return BAT::rnd();
}
static KOKKOS_FORCEINLINE_FUNCTION int emin () {
return BAT::emin();
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type rmin () {
return BAT::rmin();
}
static KOKKOS_FORCEINLINE_FUNCTION int emax () {
return BAT::emax();
}
static KOKKOS_FORCEINLINE_FUNCTION mag_type rmax () {
return BAT::rmax();
}
};
}
}
#endif /* #ifndef KOKKOS_ARITHTRAITS_UQ_PCE_HPP */
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