ERF_ShocInterface.H

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#ifndef ERF_SHOCINTERFACE_H
#define ERF_SHOCINTERFACE_H
 
/*
 * SHOC model interface to ERF -- we use this interface to link to the SHOC code
 * as cloned from the E3SM git repository: https://github.com/E3SM-Project/E3SM/components/eamxx/src/physics/shoc
 */
 
#include "physics/shoc/shoc_constants.hpp"
#include "physics/shoc/shoc_functions.hpp"
#include "share/util/eamxx_common_physics_functions.hpp"
 
#include "ekat_subview_utils.hpp"
#include "ekat_parameter_list.hpp"
#include "ekat_assert.hpp"
#include "ekat_team_policy_utils.hpp"
#include "ekat_reduction_utils.hpp"
 
using Real=amrex::Real;
using  Int=int;
 
#include <string>
 
#include <Kokkos_Core.hpp>
#include <AMReX_ParmParse.H>
#include <AMReX_MultiFabUtil.H>
#include <ERF_DataStruct.H>
#include <ERF_Kokkos.H>
#include <ERF_IndexDefines.H>
#include <ERF_EOS.H>
 
//#include "share/atm_process/atmosphere_process.hpp"
//#include "share/atm_process/ATMBufferManager.hpp"
 
class SHOCInterface
{
    using SHF          = scream::shoc::Functions<Real, KokkosDefaultDevice>;
    using PF           = scream::PhysicsFunctions<KokkosDefaultDevice>;
    using C            = scream::physics::Constants<Real>;
    using KT           = ekat::KokkosTypes<KokkosDefaultDevice>;
    using SC           = scream::shoc::Constants<Real>;
 
    using Spack                = typename SHF::Spack;
    using IntSmallPack         = typename SHF::IntSmallPack;
    using Smask                = typename SHF::Smask;
    using view_1d_int          = typename KT::template view_1d<Int>;
    using view_1d              = typename SHF::view_1d<Real>;
    using view_1d_const        = typename SHF::view_1d<const Real>;
    using view_2d              = typename SHF::view_2d<SHF::Spack>;
    using view_2d_const        = typename SHF::view_2d<const Spack>;
    using sview_2d             = typename KT::template view_2d<Real>;
    using sview_2d_const       = typename KT::template view_2d<const Real>;
    using view_3d              = typename SHF::view_3d<Spack>;
    using view_3d_const        = typename SHF::view_3d<const Spack>;
    using view_3d_strided      = typename SHF::view_3d_strided<Spack>;
 
    using WSM = ekat::WorkspaceManager<Spack, KT::Device>;
 
    template<typename ScalarT>
    using uview_1d = ekat::Unmanaged<typename KT::template view_1d<ScalarT>>;
    template<typename ScalarT>
    using uview_2d = ekat::Unmanaged<typename KT::template view_2d<ScalarT>>;
 
public:
 
    // Constructor
    SHOCInterface (const int& lev,
                   SolverChoice& sc);
 
    // Set the grid
    void
    set_grids (int& level,
               const amrex::BoxArray& ba,
               amrex::Geometry& geom,
               amrex::MultiFab* cons,
               amrex::MultiFab* xvel,
               amrex::MultiFab* yvel,
               amrex::MultiFab* zvel,
               amrex::Real* w_subsid,
               amrex::MultiFab* tau13,
               amrex::MultiFab* tau23,
               amrex::MultiFab* hfx3,
               amrex::MultiFab* qfx3,
               amrex::MultiFab* eddyDiffs,
               amrex::MultiFab* z_phys);
 
    // Initialize the implementation
    void
    initialize_impl ();
 
    // Run the implementation
    void
    run_impl (const Real dt);
 
    // Finalize the implementation
    void
    finalize_impl (const Real dt);
 
    // Allocate buffer space
    void
    alloc_buffers ();
 
    // De-allocate buffer space
    void
    dealloc_buffers ();
 
    // Fill KOKKOS Views from AMReX MultiFabs
    void
    mf_to_kokkos_buffers ();
 
    // Fill AMReX MultiFabs from KOKKOS Views
    void
    kokkos_buffers_to_mf (const Real dt);
 
    // The name of the subcomponent
    std::string
    name () const { return "shoc"; }
 
    // Fill the vert comps of ERF eddyDiffs
    void
    set_eddy_diffs ();
 
    // Fill the surface stresses
    void
    set_diff_stresses ();
 
    // Add SHOC tendencies to the RHS of the fast vars
    void
    add_fast_tend (amrex::Vector<amrex::MultiFab>& S_rhs);
 
    // Add SHOC tendencies to the RHS of the slow vars
    void
    add_slow_tend (const amrex::MFIter& mfi,
                   const amrex::Box& tbx,
                   const amrex::Array4<amrex::Real>& cc_rhs_arr);
 
#ifndef KOKKOS_ENABLE_CUDA
  // Cuda requires methods enclosing __device__ lambda's to be public
protected:
#endif
 
    /*--------------------------------------------------------------------------------------------*/
    // Most individual processes have a pre-processing step that constructs needed variables from
    // the set of fields stored in the field manager.  A structure like this defines those operations,
    // which can then be called during run_impl in the main .cpp code.
    // Structure to handle the local generation of data needed by shoc_main in run_impl
    struct SHOCPreprocess {
        SHOCPreprocess () = default;
 
        KOKKOS_INLINE_FUNCTION
        void operator()(const Kokkos::TeamPolicy<KT::ExeSpace>::member_type& team) const
        {
            const int i = team.league_rank();
 
            const Real zvir    = C::ZVIR;
            //const Real cpair   = C::Cpair;
            const Real ggr     = C::gravit;
            const Real inv_ggr = 1/ggr;
            const Real mintke  = SC::mintke;
 
            const int nlev_packs = ekat::npack<Spack>(nlev);
 
            Kokkos::parallel_for(Kokkos::TeamVectorRange(team, nlev_packs), [&] (const Int& k)
            {
                cldfrac_liq_prev(i,k)=cldfrac_liq(i,k);
 
                // Inverse of Exner. In non-rel builds, assert that exner != 0 when in range before computing.
                const Spack exner = PF::exner_function(p_mid(i,k));
                const Smask nonzero = (exner != 0);
                EKAT_KERNEL_ASSERT((nonzero || !(ekat::range<IntSmallPack>(k*Spack::n) < nlev)).all());
                inv_exner(i,k).set(nonzero, 1/exner);
 
                tke(i,k) = ekat::max(mintke, tke(i,k));
 
                // Tracers are updated as a group. The tracers tke and qc act as separate inputs to shoc_main()
                // and are therefore updated differently to the tracers group's monolithic field. Here, we make
                // a copy if each of these tracers and pass to shoc_main() so that changes to the tracer group
                // does not alter tke or qc  values. Then during post processing, we copy back correct values of
                // tke and qc to tracer group in postprocessing.
                // TODO: remove *_copy views once SHOC can request a subset of tracers.
                tke_copy(i,k) = tke(i,k);
                qc_copy(i,k)  = qc(i,k);
 
                qw(i,k) = qv(i,k) + qc(i,k);
 
                // Temperature
                // NOTE: theta_v (thv) is intentionally different from one in HOMME
                const auto theta_zt = PF::calculate_theta_from_T(T_mid(i,k),p_mid(i,k));
                thlm(i,k) = PF::calculate_thetal_from_theta(theta_zt,T_mid(i,k),qc(i,k));
                thv(i,k)  = theta_zt*(1 + zvir*qv(i,k) - qc(i,k));
 
                // Vertical layer thickness
                //dz(i,k) = PF::calculate_dz(pseudo_density(i,k), p_mid(i,k), T_mid(i,k), qv(i,k));
 
                rrho(i,k) = inv_ggr*(pseudo_density(i,k)/dz(i,k));
 
                wm_zt(i,k) = -1*omega(i,k)/(rrho(i,k)*ggr);
            });
            team.team_barrier();
 
            // Compute vertical layer heights
            const auto dz_s    = ekat::subview(dz,    i);
            const auto z_int_s = ekat::subview(z_int, i);
            const auto z_mid_s = ekat::subview(z_mid, i);
            PF::calculate_z_int(team,nlev,dz_s,z_surf,z_int_s);
            team.team_barrier();
            PF::calculate_z_mid(team,nlev,z_int_s,z_mid_s);
            team.team_barrier();
 
            const int nlevi_v = nlev/Spack::n;
            const int nlevi_p = nlev%Spack::n;
            Kokkos::parallel_for(Kokkos::TeamVectorRange(team, nlev_packs), [&] (const Int& k)
            {
                zt_grid(i,k) = z_mid(i,k) - z_int(i, nlevi_v)[nlevi_p];
                zi_grid(i,k) = z_int(i,k) - z_int(i, nlevi_v)[nlevi_p];
 
                // Dry static energy
                shoc_s(i,k) = PF::calculate_dse(T_mid(i,k),z_mid(i,k),phis(i));
 
                if (k+1 == nlev_packs) zi_grid(i,nlevi_v)[nlevi_p] = 0;
            });
            team.team_barrier();
 
            const auto zt_grid_s = ekat::subview(zt_grid, i);
            const auto zi_grid_s = ekat::subview(zi_grid, i);
            const auto rrho_s    = ekat::subview(rrho, i);
            const auto rrho_i_s  = ekat::subview(rrho_i, i);
            SHF::linear_interp(team,zt_grid_s,zi_grid_s,rrho_s,rrho_i_s,nlev,nlev+1,0);
            team.team_barrier();
 
            //const auto exner_int = PF::exner_function(p_int(i,nlevi_v)[nlevi_p]);
            //const auto inv_exner_int_surf = 1/exner_int;
 
            wpthlp_sfc(i) = surf_sens_flux(i)/rrho_i(i,nlevi_v)[nlevi_p]; //(surf_sens_flux(i)/(cpair*rrho_i(i,nlevi_v)[nlevi_p]))*inv_exner_int_surf;
            wprtp_sfc(i)  = surf_evap(i)/rrho_i(i,nlevi_v)[nlevi_p];
            upwp_sfc(i)   = surf_mom_flux(i,0)/rrho_i(i,nlevi_v)[nlevi_p];
            vpwp_sfc(i)   = surf_mom_flux(i,1)/rrho_i(i,nlevi_v)[nlevi_p];
        } // operator
 
        // Local variables
        int ncol, nlev;
        Real z_surf;
        view_2d_const  T_mid;
        view_2d_const  p_mid;
        view_2d_const  p_int;
        view_2d_const  pseudo_density;
        view_2d_const  omega;
        view_1d_const  phis;
        view_1d_const  surf_sens_flux;
        view_1d_const  surf_evap;
        sview_2d_const surf_mom_flux;
        view_3d_strided qtracers;
        view_2d        qv;
        view_2d_const  qc;
        view_2d        qc_copy;
        view_2d        z_mid;
        view_2d        z_int;
        view_2d        shoc_s;
        view_2d        tke;
        view_2d        tke_copy;
        view_2d        rrho;
        view_2d        rrho_i;
        view_2d        thv;
        view_2d        dz;
        view_2d        zt_grid;
        view_2d        zi_grid;
        view_1d        wpthlp_sfc;
        view_1d        wprtp_sfc;
        view_1d        upwp_sfc;
        view_1d        vpwp_sfc;
        view_2d        wtracer_sfc;
        view_2d        wm_zt;
        view_2d        inv_exner;
        view_2d        thlm;
        view_2d        qw;
        view_2d        cloud_frac;
        view_2d        cldfrac_liq;
        view_2d        cldfrac_liq_prev;
 
        // Assigning local variables
        void set_variables(const int ncol_, const int nlev_,
                           const Real z_surf_,
                           const view_2d_const& T_mid_, const view_2d_const& p_mid_, const view_2d_const& p_int_, const view_2d_const& pseudo_density_,
                           const view_2d_const& omega_,
                           const view_1d_const& phis_, const view_1d_const& surf_sens_flux_, const view_1d_const& surf_evap_,
                           const sview_2d_const& surf_mom_flux_,
                           const view_3d_strided& qtracers_,
                           const view_2d& qv_, const view_2d_const& qc_, const view_2d& qc_copy_,
                           const view_2d& tke_, const view_2d& tke_copy_,
                           const view_2d& z_mid_, const view_2d& z_int_,
                           const view_2d& dse_, const view_2d& rrho_, const view_2d& rrho_i_,
                           const view_2d& thv_, const view_2d& dz_,const view_2d& zt_grid_,const view_2d& zi_grid_, const view_1d& wpthlp_sfc_,
                           const view_1d& wprtp_sfc_,const view_1d& upwp_sfc_,const view_1d& vpwp_sfc_, const view_2d& wtracer_sfc_,
                           const view_2d& wm_zt_,const view_2d& inv_exner_,const view_2d& thlm_,const view_2d& qw_,
                           const view_2d& cldfrac_liq_, const view_2d& cldfrac_liq_prev_)
        {
            ncol = ncol_;
            nlev = nlev_;
            z_surf = z_surf_;
            // IN
            T_mid = T_mid_;
            p_mid = p_mid_;
            p_int = p_int_;
            pseudo_density = pseudo_density_;
            omega = omega_;
            phis = phis_;
            surf_sens_flux = surf_sens_flux_;
            surf_evap = surf_evap_;
            surf_mom_flux = surf_mom_flux_;
            qv = qv_;
            // OUT
            qtracers = qtracers_;
            qc = qc_;
            qc_copy = qc_copy_;
            shoc_s = dse_;
            tke = tke_;
            tke_copy = tke_copy_;
            z_mid = z_mid_;
            z_int = z_int_;
            rrho = rrho_;
            rrho_i = rrho_i_;
            thv = thv_;
            dz = dz_;
            zt_grid = zt_grid_;
            zi_grid = zi_grid_;
            wpthlp_sfc = wpthlp_sfc_;
            wprtp_sfc = wprtp_sfc_;
            upwp_sfc = upwp_sfc_;
            vpwp_sfc = vpwp_sfc_;
            wtracer_sfc = wtracer_sfc_;
            wm_zt = wm_zt_;
            inv_exner = inv_exner_;
            thlm = thlm_;
            qw = qw_;
            cldfrac_liq=cldfrac_liq_;
            cldfrac_liq_prev=cldfrac_liq_prev_;
        } // set_variables
    }; // SHOCPreprocess
    /* --------------------------------------------------------------------------------------------*/
 
    /*--------------------------------------------------------------------------------------------*/
    // Structure to handle the generation of data needed by the rest of the model based on output from
    // shoc_main.
    struct SHOCPostprocess {
        SHOCPostprocess () = default;
 
        KOKKOS_INLINE_FUNCTION
        void operator()(const Kokkos::TeamPolicy<KT::ExeSpace>::member_type& team) const
        {
            const int i = team.league_rank();
 
            const Real inv_qc_relvar_max = 10;
            const Real inv_qc_relvar_min = 0.001;
 
            const int nlev_packs = ekat::npack<Spack>(nlev);
            Kokkos::parallel_for(Kokkos::TeamVectorRange(team, nlev_packs), [&] (const Int& k)
            {
                // See comment in SHOCPreprocess::operator() about the necessity of *_copy views
                tke(i,k) = tke_copy(i,k);
                qc(i,k)  = qc_copy(i,k);
 
                qv(i,k) = qw(i,k) - qc(i,k);
 
                cldfrac_liq(i,k) = ekat::min(cldfrac_liq(i,k), 1);
 
                //P3 uses inv_qc_relvar, P3 is using dry mmrs, but
                //wet<->dry conversion is a constant factor that cancels out in mean(qc)^2/mean(qc'*qc').
                inv_qc_relvar(i,k) = 1;
                const auto condition = (qc(i,k) != 0 && qc2(i,k) != 0);
                if (condition.any()) {
                    inv_qc_relvar(i,k).set(condition,
                                           ekat::min(inv_qc_relvar_max,
                                                     ekat::max(inv_qc_relvar_min,
                                                               ekat::square(qc(i,k))/qc2(i,k))));
                }
 
                // Temperature
                const Spack dse_ik(dse(i,k));
                const Spack z_mid_ik(z_mid(i,k));
                const Real  phis_i(phis(i));
                T_mid(i,k) = PF::calculate_temperature_from_dse(dse_ik,z_mid_ik,phis_i);
 
            });
 
            // If necessary, set appropriate boundary fluxes for energy and mass conservation checks.
            // Any boundary fluxes not included in SHOC interface are set to 0.
            if (compute_mass_and_energy_fluxes) {
                vapor_flux(i) = surf_evap(i);
                water_flux(i) = 0.0;
                ice_flux(i)   = 0.0;
                heat_flux(i)  = surf_sens_flux(i);
            }
        } // operator
 
        // Local variables
        int ncol, nlev;
        view_2d_const rrho;
        view_2d qv, qc, tke;
        view_2d_const tke_copy, qc_copy, qw;
        view_3d_strided qtracers;
        view_2d_const qc2;
        view_2d cldfrac_liq;
        view_2d inv_qc_relvar;
        view_2d T_mid;
        view_2d_const dse,z_mid;
        view_1d_const phis;
        bool compute_mass_and_energy_fluxes = false;
        view_1d_const surf_evap;
        view_1d_const surf_sens_flux;
        view_1d vapor_flux;
        view_1d water_flux;
        view_1d ice_flux;
        view_1d heat_flux;
 
        // Assigning local variables
        void set_variables (const int ncol_, const int nlev_,
                            const view_2d_const& rrho_,
                            const view_2d& qv_, const view_2d_const& qw_, const view_2d& qc_, const view_2d_const& qc_copy_,
                            const view_2d& tke_, const view_2d_const& tke_copy_, const view_3d_strided& qtracers_, const view_2d_const& qc2_,
                            const view_2d& cldfrac_liq_, const view_2d& inv_qc_relvar_,
                            const view_2d& T_mid_, const view_2d_const& dse_, const view_2d_const& z_mid_, const view_1d_const phis_)
        {
            ncol = ncol_;
            nlev = nlev_;
            rrho = rrho_;
            qv = qv_;
            qw = qw_;
            qc = qc_;
            qc_copy = qc_copy_;
            tke = tke_;
            tke_copy = tke_copy_;
            qtracers = qtracers_;
            qc2 = qc2_;
            cldfrac_liq = cldfrac_liq_;
            inv_qc_relvar = inv_qc_relvar_;
            T_mid = T_mid_;
            dse = dse_;
            z_mid = z_mid_;
            phis = phis_;
        } // set_variables
 
        void set_mass_and_energy_fluxes (const view_1d_const& surf_evap_, const view_1d_const& surf_sens_flux_,
                                         const view_1d& vapor_flux_, const view_1d& water_flux_,
                                         const view_1d& ice_flux_, const view_1d& heat_flux_)
        {
            compute_mass_and_energy_fluxes = true;
            surf_evap = surf_evap_;
            surf_sens_flux = surf_sens_flux_;
            vapor_flux = vapor_flux_;
            water_flux = water_flux_;
            ice_flux = ice_flux_;
            heat_flux = heat_flux_;
        }
    }; // SHOCPostprocess
    /* --------------------------------------------------------------------------------------------*/
 
    // Structure for storing local variables initialized using the ATMBufferManager
    struct Buffer {
#ifndef SCREAM_SHOC_SMALL_KERNELS
        static constexpr int num_1d_scalar_ncol = 4;
#else
        static constexpr int num_1d_scalar_ncol = 15;
#endif
        static constexpr int num_1d_scalar_nlev = 1;
#ifndef SCREAM_SHOC_SMALL_KERNELS
        static constexpr int num_2d_vector_mid  = 19;
        static constexpr int num_2d_vector_int  = 12;
#else
        static constexpr int num_2d_vector_mid  = 23;
        static constexpr int num_2d_vector_int  = 13;
#endif
        static constexpr int num_2d_vector_tr   = 1;
 
        uview_1d<Real> wpthlp_sfc;
        uview_1d<Real> wprtp_sfc;
        uview_1d<Real> upwp_sfc;
        uview_1d<Real> vpwp_sfc;
#ifdef SCREAM_SHOC_SMALL_KERNELS
        uview_1d<Real> se_b;
        uview_1d<Real> ke_b;
        uview_1d<Real> wv_b;
        uview_1d<Real> wl_b;
        uview_1d<Real> se_a;
        uview_1d<Real> ke_a;
        uview_1d<Real> wv_a;
        uview_1d<Real> wl_a;
        uview_1d<Real> kbfs;
        uview_1d<Real> ustar2;
        uview_1d<Real> wstar;
#endif
        uview_1d<Spack> pref_mid;
 
        uview_2d<Spack> unused;  // Placeholder for unused views
        uview_2d<Spack> z_mid;
        uview_2d<Spack> z_int;
        uview_2d<Spack> rrho;
        uview_2d<Spack> rrho_i;
        uview_2d<Spack> thv;
        uview_2d<Spack> dz;
        uview_2d<Spack> zt_grid;
        uview_2d<Spack> zi_grid;
        uview_2d<Spack> wtracer_sfc;
        uview_2d<Spack> wm_zt;
        uview_2d<Spack> inv_exner;
        uview_2d<Spack> thlm;
        uview_2d<Spack> qw;
        uview_2d<Spack> dse;
        uview_2d<Spack> tke_copy;
        uview_2d<Spack> qc_copy;
        uview_2d<Spack> shoc_ql2;
        uview_2d<Spack> shoc_mix;
        uview_2d<Spack> isotropy;
        uview_2d<Spack> w_sec;
        uview_2d<Spack> thl_sec;
        uview_2d<Spack> qw_sec;
        uview_2d<Spack> qwthl_sec;
        uview_2d<Spack> wthl_sec;
        uview_2d<Spack> wqw_sec;
        uview_2d<Spack> wtke_sec;
        uview_2d<Spack> uw_sec;
        uview_2d<Spack> vw_sec;
        uview_2d<Spack> w3;
        uview_2d<Spack> wqls_sec;
        uview_2d<Spack> brunt;
#ifdef SCREAM_SHOC_SMALL_KERNELS
        uview_2d<Spack> rho_zt;
        uview_2d<Spack> shoc_qv;
        uview_2d<Spack> tabs;
        uview_2d<Spack> dz_zt;
        uview_2d<Spack> dz_zi;
        uview_2d<Spack> tkh;
#endif
 
        Spack* wsm_data;
    }; // BUFFER
    /* --------------------------------------------------------------------------------------------*/
 
#ifndef KOKKOS_ENABLE_CUDA
  // Cuda requires methods enclosing __device__ lambda's to be public
protected:
#endif
 
    // Update flux (if necessary)
    void
    check_flux_state_consistency (const double dt);
 
    // Apply TMS drag coeff to shoc_main inputs (if necessary)
    void
    apply_turbulent_mountain_stress ();
 
protected:
 
    // SHOC updates the 'tracers' group.
    void
    set_computed_group_impl ();
 
    // Computes total number of bytes needed for local variables
    size_t
    requested_buffer_size_in_bytes () const;
 
    // Set local variables
    void
    init_buffers ();
 
    // Offsets for MultiFab <-> KOKKOS transfer
    amrex::Vector<int> m_col_offsets;
 
    // Keep track of field dimensions and other scalar values
    // needed in shoc_main
    Int m_num_cols = 0;
    Int m_num_layers = 0;
    Int m_npbl;
    Int m_nadv;
    Int m_num_tracers  = 3;
    Int m_num_vel_comp = 2;
    Int hdtime;
 
    // Grid level
    int m_lev;
 
    // Step number
    int m_step;
 
    // Geometry at given level
    amrex::Geometry m_geom;
 
    // Boxarray at given level
    amrex::BoxArray m_ba;
 
    // Pointer to the CC conserved vars
    amrex::MultiFab* m_cons = nullptr;
 
    // Pointer to the FC velocity vars
    amrex::MultiFab* m_xvel  = nullptr;
    amrex::MultiFab* m_yvel  = nullptr;
    amrex::MultiFab* m_zvel  = nullptr;
 
    // Pointer to the w-subsidence velocity
    amrex::Real* m_w_subsid  = nullptr;
 
    // Pointer to the surface stresses
    amrex::MultiFab* m_tau13 = nullptr;
    amrex::MultiFab* m_tau23 = nullptr;
    amrex::MultiFab* m_hfx3  = nullptr;
    amrex::MultiFab* m_qfx3  = nullptr;
 
    // Pointer to the diffusion coeffs
    amrex::MultiFab* m_mu    = nullptr;
 
    // Pointer to the terrain heights
    amrex::MultiFab* m_z_phys = nullptr;
 
    // MultiFabs for tendencies
    amrex::MultiFab c_tend;
    amrex::MultiFab u_tend;
    amrex::MultiFab v_tend;
 
    // Flag for first step
    bool m_first_step = true;
 
    // Struct which contains local variables
    Buffer m_buffer;
 
    // Store the structures for each argument to shoc_main;
    SHF::SHOCInput input;
    SHF::SHOCInputOutput input_output;
    SHF::SHOCOutput output;
    SHF::SHOCHistoryOutput history_output;
    SHF::SHOCRuntime runtime_options;
#ifdef SCREAM_SHOC_SMALL_KERNELS
    SHF::SHOCTemporaries temporaries;
#endif
 
    // Structures which compute pre/post process
    SHOCPreprocess  shoc_preprocess;
    SHOCPostprocess shoc_postprocess;
 
    // WSM for internal local variables
    ekat::WorkspaceManager<Spack, KT::Device> workspace_mgr;
 
    // Contiguous memory buffer view
    //=======================================================
    view_1d tot_buff_view;
 
    // Runtime options
    //=======================================================
    bool apply_tms = true;
    bool check_flux_state = false;
    bool extra_shoc_diags = false;
    bool column_conservation_check = false;
 
    // Interface data structures
    //=======================================================
    view_2d  omega;
    view_1d  surf_sens_flux;
    sview_2d surf_mom_flux;
    view_1d  surf_evap;
    view_2d  T_mid;
    view_2d  qv;
    view_1d  surf_drag_coeff_tms;
 
    // Input data structures
    //=======================================================
    view_2d  p_mid;
    view_2d  p_int;
    view_2d  pseudo_dens;
    view_1d  phis;
 
    // Input/Output data structures
    //=======================================================
    view_3d  horiz_wind;
    view_2d  sgs_buoy_flux;
    view_2d  tk;
    view_2d  cldfrac_liq;
    view_2d  tke;
    view_2d  qc;
 
    // Output data structures
    //=======================================================
    view_1d pblh;
    view_2d inv_qc_relvar;
    view_2d tkh;
    view_2d w_sec;
    view_2d cldfrac_liq_prev;
    view_1d ustar;
    view_1d obklen;
 
    // Extra diagnostic data structures
    //=======================================================
    view_2d brunt;
    view_2d shoc_mix;
    view_2d isotropy;
    view_2d shoc_cond;
    view_2d shoc_evap;
 
    view_2d wthl_sec;
    view_2d thl_sec;
    view_2d wqw_sec;
    view_2d qw_sec;
    view_2d uw_sec;
    view_2d vw_sec;
    view_2d w3;
 
    // Tracer data structures
    //=======================================================
    view_3d_strided qtracers;
 
    // Boundary flux data structures
    //=======================================================
    view_1d vapor_flux;
    view_1d water_flux;
    view_1d ice_flux;
    view_1d heat_flux;
}; // SHOCInterface
#endif