ESPResSo
Extensible Simulation Package for Research on Soft Matter Systems
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properties.hpp
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/*
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* Copyright (C) 2010-2022 The ESPResSo project
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*
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* This file is part of ESPResSo.
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*
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* ESPResSo is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* ESPResSo is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OBSERVABLES_PROPERTIES_HPP
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#define OBSERVABLES_PROPERTIES_HPP
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/** @file properties.hpp
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* This file contains interface functionality for extracting particle properties
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* via a particle traits class.
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*/
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namespace
ParticleObservables
{
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template
<
class
DoF>
struct
traits
;
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namespace
detail {
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template
<
class
T>
struct
decay {
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using
type =
typename
std::decay_t<T>;
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};
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template
<
class
U>
struct
decay<std::reference_wrapper<U>> {
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using
type = std::decay_t<U>;
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};
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template
<
class
T>
using
decay_t =
typename
decay<T>::type;
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}
// namespace detail
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template
<
class
Particle>
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using
default_traits
=
traits<detail::decay_t<Particle>
>;
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struct
Identity
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.id(p);
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}
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};
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struct
Force
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.force(p);
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}
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};
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struct
Position
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.position(p);
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}
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};
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struct
Velocity
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.velocity(p);
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}
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};
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struct
Director
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.director(p);
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}
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};
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struct
BodyVelocity
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.velocity_body(p);
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}
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};
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struct
AngularVelocity
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.angular_velocity(p);
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}
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};
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struct
BodyAngularVelocity
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.angular_velocity_body(p);
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}
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};
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struct
Mass
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.mass(p);
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}
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};
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struct
Charge
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.charge(p);
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}
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};
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struct
DipoleMoment
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.dipole_moment(p);
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}
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};
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struct
DipoleField
{
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template
<
class
Particle,
class
Traits = default_traits<Particle>>
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decltype
(
auto
)
operator
()(
Particle
const
&p,
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Traits particle_traits = {})
const
{
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return
particle_traits.dipole_field(p);
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}
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};
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}
// namespace ParticleObservables
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#endif
// OBSERVABLES_PROPERTIES_HPP
ParticleObservables
Definition
ParticleTraits.hpp:28
traits
Definition
traits.hpp:24
ParticleObservables::AngularVelocity
Definition
properties.hpp:92
ParticleObservables::BodyAngularVelocity
Definition
properties.hpp:100
ParticleObservables::BodyVelocity
Definition
properties.hpp:84
ParticleObservables::Charge
Definition
properties.hpp:116
ParticleObservables::DipoleField
Definition
properties.hpp:132
ParticleObservables::DipoleMoment
Definition
properties.hpp:124
ParticleObservables::Director
Definition
properties.hpp:76
ParticleObservables::Force
Definition
properties.hpp:52
ParticleObservables::Identity
Definition
properties.hpp:44
ParticleObservables::Mass
Definition
properties.hpp:108
ParticleObservables::Position
Definition
properties.hpp:60
ParticleObservables::Velocity
Definition
properties.hpp:68
ParticleObservables::traits
Definition
properties.hpp:27
Particle
Struct holding all information for one particle.
Definition
Particle.hpp:395
src
particle_observables
include
particle_observables
properties.hpp
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