File listbinaryoperator.h

File List > algebra > listoperators > listbinaryoperator.h
#ifndef TEMPLAT_LATTICE_ALGEBRA_OPERATORS_BINARYOPERATORVECTOR_H
#define TEMPLAT_LATTICE_ALGEBRA_OPERATORS_BINARYOPERATORVECTOR_H

/* This file is part of TempLat, available at https://cosmolattice.github.io/templat .
   Copyright 2021-2026 The TempLat authors, see AUTHORS.md.
   Released under the MIT license, see LICENSE.md. */

// File info: Main contributor(s): Adrien Florio, Year: 2019

#include "TempLat/util/containsspace.h"
#include "TempLat/lattice/algebra/spacestateinterface.h"
#include "TempLat/lattice/algebra/helpers/ghostshunter.h"
#include "TempLat/lattice/algebra/helpers/getstring.h"
#include "TempLat/lattice/algebra/helpers/gettoolbox.h"
#include "TempLat/lattice/algebra/helpers/getvectorsize.h"
#include "TempLat/lattice/algebra/helpers/confirmspace.h"
#include "TempLat/lattice/algebra/helpers/confirmghosts.h"
#include "TempLat/lattice/algebra/helpers/getcomponent.h"
#include "TempLat/lattice/algebra/helpers/getndim.h"

#include "TempLat/lattice/algebra/helpers/preget.h"
#include "TempLat/lattice/algebra/helpers/postget.h"

namespace TempLat
{

  template <typename R, typename T> class ListBinaryOperator
  {
  public:
    ListBinaryOperator(const R &pR, const T &pT) : mR(pR), mT(pT) {}

    static consteval size_t getNDim() { return std::max(GetNDim::get<R>(), GetNDim::get<T>()); }

    template <int N, size_t NDim>
    void confirmSpace(Tag<N> i, const LayoutStruct<NDim> &newLayout, const SpaceStateType &spaceType) const
    {
      ConfirmSpace::apply(mR, i, newLayout, spaceType);
      ConfirmSpace::apply(mT, i, newLayout, spaceType);
    }

    template <int N> device::Idx confirmGhostsUpToDate(Tag<N> i) const
    {
      return ConfirmGhosts::apply(mR, i) + ConfirmGhosts::apply(mT, i);
    }

    virtual std::string operatorString() const = 0;

    template <int N> std::string toString(Tag<N> i) const
    {
      std::string tt = GetString::get(mR, i);
      if (ContainsSpace::test(tt)) tt = "(" + tt + ")";

      std::string ss = GetString::get(mT, i);
      if (ContainsSpace::test(ss)) ss = "(" + ss + ")";

      std::string result = tt + " " + operatorString() + " " + ss;
      return result;
    }

    inline auto getToolBox() const
    {
      using AT = decltype(GetToolBox::get(mR));
      using BT = decltype(GetToolBox::get(mT));
      if constexpr (!std::is_same_v<AT, std::nullptr_t>)
        return GetToolBox::get(mR);
      else if constexpr (!std::is_same_v<BT, std::nullptr_t>)
        return GetToolBox::get(mT);
      else
        return nullptr;
    }

    void preGet()
    {
      PreGet::apply(mR);
      PreGet::apply(mT);
    }

    void postGet()
    {
      PostGet::apply(mR);
      PostGet::apply(mT);
    }

    using Getter = GetComponent;

  protected:
    R mR;
    T mT;
  };
} // namespace TempLat

#endif