NonConstructibleParticle.h

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#pragma once
 
#include "autopas/particles/ParticleDefinitions.h"
 
class NonConstructibleParticle : public autopas::ParticleBaseFP64 {
 public:
  NonConstructibleParticle() = delete;
 
  enum AttributeNames : int { ptr, id, posX, posY, posZ, forceX, forceY, forceZ, ownershipState };
 
  using SoAArraysType =
      typename autopas::utils::SoAType<NonConstructibleParticle *, size_t /*id*/, double /*x*/, double /*y*/,
                                       double /*z*/, double /*fx*/, double /*fy*/, double /*fz*/,
                                       autopas::OwnershipState /*ownershipState*/>::Type;
 
  template <AttributeNames attribute, std::enable_if_t<attribute == AttributeNames::ptr, bool> = true>
  constexpr typename std::tuple_element<attribute, SoAArraysType>::type::value_type get() {
    return this;
  }
 
  template <AttributeNames attribute, std::enable_if_t<attribute != AttributeNames::ptr, bool> = true>
  constexpr typename std::tuple_element<attribute, SoAArraysType>::type::value_type get() const {
    if constexpr (attribute == AttributeNames::id) {
      return getID();
    } else if constexpr (attribute == AttributeNames::posX) {
      return getR()[0];
    } else if constexpr (attribute == AttributeNames::posY) {
      return getR()[1];
    } else if constexpr (attribute == AttributeNames::posZ) {
      return getR()[2];
    } else if constexpr (attribute == AttributeNames::forceX) {
      return getF()[0];
    } else if constexpr (attribute == AttributeNames::forceY) {
      return getF()[1];
    } else if constexpr (attribute == AttributeNames::forceZ) {
      return getF()[2];
    } else if constexpr (attribute == AttributeNames::ownershipState) {
      return this->_ownershipState;
    } else {
      autopas::utils::ExceptionHandler::exception("ParticleBase::get() unknown attribute {}", attribute);
    }
  }
};