interpolate.hpp

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//
// This file is subject to the terms and conditions defined in
// file 'LICENSE', which is part of this source code package.
//
 
#pragma once
 
#include <iostream>
#include <utility>
 
#include "common/transfer.hxx"
#include "finite_elements/FTInterpClamp.hpp"
#include "finite_elements/FTInterpExtrap.hpp"
#include "finite_elements/FTInterpNearest.hpp"
#include "finite_elements/FTInterpZero.hpp"
#include "finite_elements/FTNearest.hpp"

 
namespace PACMAN {
template <typename ExecSpace, int_t Dim>
void Interpolate(Transfer<ExecSpace, Dim> &transfer) {
  const TransferMethods method = transfer.method;
 
  switch (method) {
  case TransferMethods::NEAREST_NEAREST:
    FiniteElements::FTNearest(transfer);
    break;
  case TransferMethods::INTERP_NEAREST:
    FiniteElements::FTInterpNearest(transfer);
    break;
  case TransferMethods::INTERP_ZEROFILL:
    FiniteElements::FTInterZero(transfer);
    break;
  case TransferMethods::INTERP_EXTRAP:
    FiniteElements::FTInterExtrap(transfer);
    break;
  case TransferMethods::INTERP_CLAMP:
    FiniteElements::FTInterClamp(transfer);
    break;
  // LCOV_EXCL_START
  default:
    std::cerr << "Invalid transfer method" << std::endl;
    assert(false);
    break;
  // LCOV_EXCL_STOP
  }
  return;
}
} // namespace PACMAN
 
// Explicit template instantiation declarations.
// Each enabled exec space has a dedicated ETI translation unit — suppress
// implicit instantiation of Interpolate<ExecSpace, Dim> everywhere else.
#ifndef PACMAN_FE_ETI_COMPILATION
namespace PACMAN {
 
// clang-format off
#if defined(KOKKOS_ENABLE_SERIAL)
extern template void Interpolate<Kokkos::Serial, 1>(Transfer<Kokkos::Serial, 1> &);
extern template void Interpolate<Kokkos::Serial, 2>(Transfer<Kokkos::Serial, 2> &);
extern template void Interpolate<Kokkos::Serial, 3>(Transfer<Kokkos::Serial, 3> &);
#endif
 
#if defined(KOKKOS_ENABLE_OPENMP)
extern template void Interpolate<Kokkos::OpenMP, 1>(Transfer<Kokkos::OpenMP, 1> &);
extern template void Interpolate<Kokkos::OpenMP, 2>(Transfer<Kokkos::OpenMP, 2> &);
extern template void Interpolate<Kokkos::OpenMP, 3>(Transfer<Kokkos::OpenMP, 3> &);
#endif
 
#if defined(KOKKOS_ENABLE_THREADS)
extern template void Interpolate<Kokkos::Threads, 1>(Transfer<Kokkos::Threads, 1> &);
extern template void Interpolate<Kokkos::Threads, 2>(Transfer<Kokkos::Threads, 2> &);
extern template void Interpolate<Kokkos::Threads, 3>(Transfer<Kokkos::Threads, 3> &);
#endif
 
#if defined(KOKKOS_ENABLE_CUDA)
extern template void Interpolate<Kokkos::Cuda, 1>(Transfer<Kokkos::Cuda, 1> &);
extern template void Interpolate<Kokkos::Cuda, 2>(Transfer<Kokkos::Cuda, 2> &);
extern template void Interpolate<Kokkos::Cuda, 3>(Transfer<Kokkos::Cuda, 3> &);
#endif
 
#if defined(KOKKOS_ENABLE_HIP)
extern template void Interpolate<Kokkos::HIP, 1>(Transfer<Kokkos::HIP, 1> &);
extern template void Interpolate<Kokkos::HIP, 2>(Transfer<Kokkos::HIP, 2> &);
extern template void Interpolate<Kokkos::HIP, 3>(Transfer<Kokkos::HIP, 3> &);
#endif
 
#if defined(KOKKOS_ENABLE_SYCL)
extern template void Interpolate<Kokkos::SYCL, 1>(Transfer<Kokkos::SYCL, 1> &);
extern template void Interpolate<Kokkos::SYCL, 2>(Transfer<Kokkos::SYCL, 2> &);
extern template void Interpolate<Kokkos::SYCL, 3>(Transfer<Kokkos::SYCL, 3> &);
#endif
// clang-format on
 
} // namespace PACMAN
#endif // PACMAN_FE_ETI_COMPILATION