linear_interpolator.hh

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#pragma once
 
// DiFfRG
#include <DiFfRG/physics/interpolation/linear_interpolator_1d.hh>
#include <DiFfRG/physics/interpolation/linear_interpolator_2d.hh>
#include <DiFfRG/physics/interpolation/linear_interpolator_3d.hh>
 
namespace DiFfRG
{
  namespace internal
  {
    template <typename T, int dim> struct _has_dim {
      static constexpr bool value = (T::dim == dim);
    };
    template <typename T, int dim> constexpr bool has_dim = _has_dim<T, dim>::value;
  } // namespace internal
 
  template <size_t dim, typename NT, typename Coordinates, typename DefaultMemorySpace = CPU_memory>
  struct LinearInterpolatorND_helper;
 
  template <typename NT, typename Coordinates, typename DefaultMemorySpace>
  struct LinearInterpolatorND_helper<1, NT, Coordinates, DefaultMemorySpace> {
    using type = LinearInterpolator1D<NT, Coordinates, DefaultMemorySpace>;
  };
 
  template <typename NT, typename Coordinates, typename DefaultMemorySpace>
  struct LinearInterpolatorND_helper<2, NT, Coordinates, DefaultMemorySpace> {
    using type = LinearInterpolator2D<NT, Coordinates, DefaultMemorySpace>;
  };
 
  template <typename NT, typename Coordinates, typename DefaultMemorySpace>
  struct LinearInterpolatorND_helper<3, NT, Coordinates, DefaultMemorySpace> {
    using type = LinearInterpolator3D<NT, Coordinates, DefaultMemorySpace>;
  };
 
  template <typename NT, typename Coordinates, typename DefaultMemorySpace = CPU_memory>
  using LinearInterpolatorND =
      typename LinearInterpolatorND_helper<Coordinates::dim, NT, Coordinates, DefaultMemorySpace>::type;
} // namespace DiFfRG