thick.H

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/* Copyright 2022-2026 The Regents of the University of California, through Lawrence
 *           Berkeley National Laboratory (subject to receipt of any required
 *           approvals from the U.S. Dept. of Energy). All rights reserved.
 *
 * This file is part of ImpactX.
 *
 * Authors: Axel Huebl
 * License: BSD-3-Clause-LBNL
 */
#ifndef IMPACTX_ELEMENTS_MIXIN_THICK_H
#define IMPACTX_ELEMENTS_MIXIN_THICK_H
 
#include "particles/ImpactXParticleContainer.H"
 
#include <AMReX_Extension.H>
#include <AMReX_REAL.H>
 
 
namespace impactx::elements::mixin
{
    struct Thick
    {
        static constexpr int DEFAULT_nslice = 1;

        Thick (
            amrex::ParticleReal ds,
            int nslice
        )
        : m_ds(ds), m_nslice(nslice)
        {
        }

        AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
        int nslice () const
        {
            return m_nslice;
        }

        AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
        amrex::ParticleReal ds () const
        {
            return m_ds;
        }

        void reverse ()
        {
            m_ds = -m_ds;
        }
 
        amrex::ParticleReal m_ds; 
        int m_nslice; 
    };
 
} // namespace impactx::elements::mixin
 
#endif // IMPACTX_ELEMENTS_MIXIN_THICK_H