plainsf.h

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 * Saras
 * 
 * Copyright (C) 2019, Mahendra K. Verma
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#ifndef PLAINSF_H
#define PLAINSF_H
 
#include "plainvf.h"
#include "sfield.h"
#include "vfield.h"
#include "grid.h"
 
class plainsf {
    private:
        blitz::firstIndex i;
        blitz::secondIndex j;
        blitz::thirdIndex k;
 
        const grid &gridData;
 
    public:
        blitz::Array<real, 3> F;
 
        blitz::Range xColl, yColl, zColl;
 
        plainsf(const grid &gridData, const sfield &refF);
 
        mpidata *mpiHandle;
 
        plainsf& operator += (plainsf &a);
        plainsf& operator -= (plainsf &a);
 
        plainsf& operator += (sfield &a);
        plainsf& operator -= (sfield &a);
 
        plainsf& operator *= (real a);
 
        void operator = (plainsf &a);
        void operator = (sfield &a);
        void operator = (real a);
 
        inline void gradient(plainvf &gradF, const vfield &V) {
            gradF.Vx(V.Vx.fCore) = gridData.xi_xColloc(xColl)(i)*(F(V.Vx.fCRgt) - F(V.Vx.fCore))/gridData.dXi;
#ifndef PLANAR
            gradF.Vy(V.Vy.fCore) = gridData.et_yColloc(yColl)(j)*(F(V.Vy.fCBak) - F(V.Vy.fCore))/gridData.dEt;
#endif
            gradF.Vz(V.Vz.fCore) = gridData.zt_zColloc(zColl)(k)*(F(V.Vz.fCTop) - F(V.Vz.fCore))/gridData.dZt;
        }
 
        inline void syncData() {
            mpiHandle->syncData();
        }
 
        inline real fxMax() {
            real localMax, globalMax;
 
            localMax = blitz::max(F(xColl, yColl, zColl));
 
            MPI_Allreduce(&localMax, &globalMax, 1, MPI_FP_REAL, MPI_MAX, MPI_COMM_WORLD);
 
            return globalMax;
        }
 
        inline real fxMean() {
            real localMean, globalSum;
 
            localMean = blitz::mean(F(xColl, yColl, zColl));
 
            MPI_Allreduce(&localMean, &globalSum, 1, MPI_FP_REAL, MPI_SUM, MPI_COMM_WORLD);
 
            return globalSum/gridData.rankData.nProc;
        }
 
        ~plainsf() { };
};
 
#endif