ComputeDiagFunctor.H

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#ifndef WARPX_COMPUTEDIAGFUNCTOR_H_
#define WARPX_COMPUTEDIAGFUNCTOR_H_

#include <AMReX.H>
#include <AMReX_MultiFab.H>

class
ComputeDiagFunctor
{
public:
    ComputeDiagFunctor( int ncomp, amrex::IntVect crse_ratio) :
                        m_ncomp(ncomp), m_crse_ratio(crse_ratio) {}
    //** Virtual Destructor to handle clean destruction of derived classes */
    virtual ~ComputeDiagFunctor() = default;
    virtual void operator() (amrex::MultiFab& mf_dst, int dcomp, const int i_buffer = 0) const = 0;
    int nComp () const { return m_ncomp; }

    virtual void PrepareFunctorData ( int i_buffer, bool ZSliceInDomain,
                                      amrex::Real current_z_boost,
                                      amrex::Box buffer_box, const int k_index_zlab) {
                                          amrex::ignore_unused(i_buffer,
                                              ZSliceInDomain,
                                              current_z_boost, buffer_box,
                                            k_index_zlab);
                                      }
    virtual void InitData() {}
private:
    int m_ncomp;
protected:
    amrex::IntVect m_crse_ratio;
};

#endif // WARPX_COMPUTEDIAGFUNCTOR_H_