ReynoldsStress.H

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#ifndef REYNOLDSSTRESS_H
#define REYNOLDSSTRESS_H
 
#include "amr-wind/utilities/averaging/TimeAveraging.H"
 
namespace amr_wind::averaging {

class ReynoldsStress : public FieldTimeAverage::Register<ReynoldsStress>
{
public:
    static std::string identifier() { return "ReynoldsStress"; }
 
    ReynoldsStress(
        CFDSim& /*sim*/, const std::string& avgname, const std::string& fname);

    void operator()(
        const SimTime& /*time*/,
        const amrex::Real /*filter_width*/,
        const amrex::Real /*avg_time_interval*/,
        const amrex::Real /*elapsed_time*/) override;
 
    const std::string& average_field_name() override;
 
private:
    static std::string
    stress_name(const std::string& fname, const std::string& avgname)
    {
        return fname + "_" + "stress" + "_" + avgname;
    }
 
    static std::string
    re_stress_name(const std::string& fname, const std::string& avgname)
    {
        return fname + "_" + "reynolds_stress" + "_" + avgname;
    }

    const Field& m_field;

    const Field& m_average;

    Field& m_stress;

    Field& m_re_stress;
};
 
} // namespace amr_wind::averaging
 
#endif /* REYNOLDSSTRESS_H */