AirfoilTable.H

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#ifndef AIRFOILTABLE_H
#define AIRFOILTABLE_H
 
#include "amr-wind/wind_energy/actuator/actuator_types.H"
#include <iosfwd>
#include <memory>
 
namespace amr_wind::actuator {
 
class AirfoilLoader;
 
class AirfoilTable
{
public:
    friend class AirfoilLoader;
 
    ~AirfoilTable();
 
    void
    operator()(const amrex::Real aoa, amrex::Real& cl, amrex::Real& cd) const;
 
    void operator()(
        const amrex::Real aoa,
        amrex::Real& cl,
        amrex::Real& cd,
        amrex::Real& cm) const;
 
    int num_entries() const { return static_cast<int>(m_aoa.size()); }
 
    const RealList& aoa() const { return m_aoa; }
 
    const VecList& polars() const { return m_polar; }
 
protected:
    explicit AirfoilTable(const int num_entries);
 
    void convert_aoa_to_radians();
 
    RealList m_aoa;
 
    VecList m_polar;
};
 
class ThinAirfoil
{
public:
    void
    operator()(const amrex::Real aoa, amrex::Real& cl, amrex::Real& cd) const;
 
    amrex::Real& cd_factor() { return m_cd_factor; }
 
private:
    amrex::Real m_cd_factor{0.0};
};
 
class AirfoilLoader
{
public:
    static std::unique_ptr<AirfoilTable>
    load_airfoil(const std::string& af_file, const std::string& type);
 
    static std::unique_ptr<AirfoilTable>
    load_text_file(const std::string& af_file);
 
    template <typename IStream>
    static std::unique_ptr<AirfoilTable> load_text_file(IStream& affile);
 
    static std::unique_ptr<AirfoilTable>
    load_openfast_airfoil(const std::string& af_file);
 
    template <typename IStream>
    static std::unique_ptr<AirfoilTable> load_openfast_airfoil(IStream& affile);
};
 
template <typename T>
struct AirfoilTraits
{
    using AirfoilLookup = AirfoilTable;
};
 
} // namespace amr_wind::actuator
 
#include "amr-wind/wind_energy/actuator/aero/AirfoilTableI.H"
 
#endif /* AIRFOILTABLE_H */