UDF.H

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#ifndef UDF_H
#define UDF_H
 
#include "amr-wind/core/Factory.H"
#include "AMReX_Gpu.H"
 
namespace amr_wind {
class Field;
 
namespace udf {
 
class UDF : public Factory<UDF, Field&>
{
public:
    static std::string base_identifier() { return "UDF"; };
 
    virtual void operator()(int level, const amrex::Geometry& geom) = 0;
};
 
class ConstValue : public UDF::Register<ConstValue>
{
public:
    static std::string identifier() { return "ConstValue"; }
 
    explicit ConstValue(Field& /*fld*/);
 
    void operator()(int level, const amrex::Geometry& geom) override;
 
private:
    Field& m_field;
    amrex::Vector<amrex::Real> m_value;
};
 
template <typename T>
class UDFImpl : public UDF::Register<UDFImpl<T>>
{
public:
    static std::string identifier() { return T::identifier(); }
 
    explicit UDFImpl(Field& /*fld*/);
 
    void operator()(int level, const amrex::Geometry& geom) override;
 
private:
    Field& m_field;
    T m_op;
};
 
} // namespace udf
} // namespace amr_wind
 
#endif /* UDF_H */