/usr/include/trilinos/Kokkos_InnerProductSpaceTraits_UQ_PCE.hpp is in libtrilinos-stokhos-dev 12.10.1-3.
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#ifndef KOKKOS_INNER_PRODUCT_SPACE_TRAITS_UQ_PCE_HPP
#define KOKKOS_INNER_PRODUCT_SPACE_TRAITS_UQ_PCE_HPP
#include "Sacado_UQ_PCE.hpp"
#include "Kokkos_InnerProductSpaceTraits.hpp"
#include "Kokkos_ArithTraits_UQ_PCE.hpp"
//----------------------------------------------------------------------------
// Specializations of Kokkos::InnerProductSpaceTraits for Sacado::UQ::PCE
// scalar type
//----------------------------------------------------------------------------
namespace Kokkos {
namespace Details {
template <typename S>
class InnerProductSpaceTraits< 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 InnerProductSpaceTraits<base_value_type> BIT;
typedef typename BIT::dot_type base_dot_type;
typedef typename ArithTraits<val_type>::mag_type mag_type;
typedef base_dot_type dot_type;
static KOKKOS_FORCEINLINE_FUNCTION
mag_type norm (const val_type& x) {
//return ArithTraits<val_type>::abs (x);
const ordinal_type sz = x.size();
mag_type nrm = mag_type(0);
for (ordinal_type i=0; i<sz; ++i) {
const mag_type n = BIT::norm( x.fastAccessCoeff(i) );
nrm += n*n;
}
return std::sqrt(nrm);
}
static KOKKOS_FORCEINLINE_FUNCTION
dot_type dot (const val_type& x, const val_type& y) {
const ordinal_type xsz = x.size();
const ordinal_type ysz = y.size();
const ordinal_type sz = xsz > ysz ? xsz : ysz;
dot_type r = dot_type(0);
if (x.hasFastAccess(sz) && y.hasFastAccess(sz))
for (ordinal_type i=0; i<sz; ++i)
r += BIT::dot( x.fastAccessCoeff(i), y.fastAccessCoeff(i) );
else
for (ordinal_type i=0; i<sz; ++i)
r += BIT::dot( x.coeff(i), y.coeff(i) );
return r;
}
};
template <typename S>
class InnerProductSpaceTraits< const 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 InnerProductSpaceTraits<base_value_type> BIT;
typedef typename BIT::dot_type base_dot_type;
typedef typename ArithTraits<val_type>::mag_type mag_type;
typedef base_dot_type dot_type;
static KOKKOS_FORCEINLINE_FUNCTION
mag_type norm (const val_type& x) {
//return ArithTraits<val_type>::abs (x);
const ordinal_type sz = x.size();
mag_type nrm = mag_type(0);
for (ordinal_type i=0; i<sz; ++i) {
const mag_type n = BIT::norm( x.fastAccessCoeff(i) );
nrm += n*n;
}
return std::sqrt(nrm);
}
static KOKKOS_FORCEINLINE_FUNCTION
dot_type dot (const val_type& x, const val_type& y) {
const ordinal_type xsz = x.size();
const ordinal_type ysz = y.size();
const ordinal_type sz = xsz > ysz ? xsz : ysz;
dot_type r = dot_type(0);
if (x.hasFastAccess(sz) && y.hasFastAccess(sz))
for (ordinal_type i=0; i<sz; ++i)
r += BIT::dot( x.fastAccessCoeff(i), y.fastAccessCoeff(i) );
else
for (ordinal_type i=0; i<sz; ++i)
r += BIT::dot( x.coeff(i), y.coeff(i) );
return r;
}
};
}
}
#endif /* #ifndef KOKKOS_INNER_PRODUCT_SPACE_TRAITS_UQ_PCE_HPP */
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