HydroSoundwave.hpp

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// -------------------------------------------------------//
//
// SHAMROCK code for hydrodynamics
// Copyright (c) 2021-2026 Timothée David--Cléris <tim.shamrock@proton.me>
// SPDX-License-Identifier: CeCILL Free Software License Agreement v2.1
// Shamrock is licensed under the CeCILL 2.1 License, see LICENSE for more information
//
// -------------------------------------------------------//
 
#pragma once
 
#include "shambase/aliases_float.hpp"
#include <cmath>
#include <complex>
 
namespace shamphys {
 
    class HydroSoundwave {
        public:
        f64 cs;
        f64 k;
 
        std::complex<f64> rho_tilde;
        std::complex<f64> v_tilde;
 
        HydroSoundwave(f64 _cs, f64 _k, std::complex<f64> _rho_tilde, std::complex<f64> _v_tilde)
            : cs(_cs), k(_k), rho_tilde(_rho_tilde), v_tilde(_v_tilde) {}
 
        inline f64 get_omega() { return cs * k; }
 
        struct field_val {
            f64 rho, v;
        };
 
        field_val get_value(f64 t, f64 x);
    };
 
} // namespace shamphys