FieldSolverCmd.h

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//
// Class FieldSolver
//   The class for the OPAL FIELDSOLVER command.
//   A FieldSolver definition is used by most physics commands to define the
//   particle charge and the reference momentum, together with some other data.
//
// Copyright (c) 200x - 2022, Paul Scherrer Institut, Villigen PSI, Switzerland
//
// All rights reserved
//
// This file is part of OPAL.
//
// OPAL is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// You should have received a copy of the GNU General Public License
// along with OPAL. If not, see <https://www.gnu.org/licenses/>.
//
#ifndef OPAL_FieldSolver_HH
#define OPAL_FieldSolver_HH
#include <string>
#include "AbstractObjects/Definition.h"
#include "Algorithms/PartData.h"
#include "Attributes/Attributes.h"
 
#include "Ippl.h"
 
enum class FieldSolverCmdType : short { NONE = -1, FFT = 0 };
 
// The attributes of class FieldSolverCmd.
namespace FIELDSOLVER {
    enum {
        TYPE,      // The field solver name
        NX,        // mesh sixe in x
        NY,        // mesh sixe in y
        NZ,        // mesh sixe in z
        PARFFTX,   // parallelized grid in x
        PARFFTY,   // parallelized grid in y
        PARFFTZ,   // parallelized grid in z
        BCFFTX,    // boundary condition in x [FFT + AMR_MG only]
        BCFFTY,    // boundary condition in y [FFT + AMR_MG only]
        BCFFTZ,    // boundary condition in z [FFT + AMR_MG only]
        GREENSF,   // holds greensfunction to be used [FFT + P3M only]
        BBOXINCR,  // how much the boundingbox is increased
        SIZE
    };
}
 
class FieldSolverCmd : public Definition {
public:
    FieldSolverCmd();
 
    virtual ~FieldSolverCmd();

    virtual FieldSolverCmd* clone(const std::string& name);

    static FieldSolverCmd* find(const std::string& name);
 
    std::string getType();

    double getNX() const;

    double getNY() const;

    double getNZ() const;
 
    void setNX(double);
 
    void setNY(double);
 
    void setNZ(double);
 
    double getBoxIncr() const;

    virtual void update();

    virtual void execute();
 
    bool hasValidSolver();
 
    void setFieldSolverCmdType();
    FieldSolverCmdType getFieldSolverCmdType() const;
 
    ippl::Vector<bool, 3> getDomDec() const;
 
    Inform& printInfo(Inform& os) const;
 
private:
    // Not implemented.
    FieldSolverCmd(const FieldSolverCmd&);
    void operator=(const FieldSolverCmd&);
 
    // Clone constructor.
    FieldSolverCmd(const std::string& name, FieldSolverCmd* parent);
 
    std::string fsName_m;
    FieldSolverCmdType fsType_m;
};
 
inline FieldSolverCmdType FieldSolverCmd::getFieldSolverCmdType() const {
    return fsType_m;
}
inline ippl::Vector<bool, 3> FieldSolverCmd::getDomDec() const {
    return ippl::Vector<bool, 3>(
        Attributes::getBool(itsAttr[FIELDSOLVER::PARFFTX]),
        Attributes::getBool(itsAttr[FIELDSOLVER::PARFFTY]),
        Attributes::getBool(itsAttr[FIELDSOLVER::PARFFTZ]));
}
 
inline Inform& operator<<(Inform& os, const FieldSolverCmd& fs) {
    return fs.printInfo(os);
}
 
#endif  // OPAL_FieldSolverCmd_HH