thin.H

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/* Copyright 2022-2023 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_THIN_H
#define IMPACTX_ELEMENTS_MIXIN_THIN_H
 
#include "particles/ImpactXParticleContainer.H"
 
#include <AMReX_Extension.H>
#include <AMReX_REAL.H>
 
 
namespace impactx::elements::mixin
{
    struct Thin
    {
        AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
        void operator() ([[maybe_unused]] RefPart & AMREX_RESTRICT refpart) const
        {
            // nothing to do: this is a zero-length element
        }

        AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
        int nslice () const
        {
            return 1;
        }

        AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
        amrex::ParticleReal ds () const
        {
            using namespace amrex::literals;
            return 0.0_prt;
        }
    };
 
} // namespace impactx::elements::mixin
 
#endif // IMPACTX_ELEMENTS_MIXIN_THIN_H