106 lines
4.1 KiB
C++
106 lines
4.1 KiB
C++
/***************************************************************************
|
|
|
|
PNL_PippardFitter.h
|
|
|
|
Author: Andreas Suter
|
|
e-mail: andreas.suter@psi.ch
|
|
|
|
***************************************************************************/
|
|
|
|
/***************************************************************************
|
|
* Copyright (C) 2009 by Andreas Suter *
|
|
* andreas.suter@psi.ch *
|
|
* *
|
|
* This program 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 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU General Public License *
|
|
* along with this program; if not, write to the *
|
|
* Free Software Foundation, Inc., *
|
|
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
|
|
***************************************************************************/
|
|
|
|
#ifndef _PNL_PIPPARDFITTER_H_
|
|
#define _PNL_PIPPARDFITTER_H_
|
|
|
|
// the following ifdef is needed for GCC 4.6 or higher, fftw 3.3 or higher and root 5.30.03 or lower
|
|
#ifdef __CINT__
|
|
typedef struct { char a[7]; } __float128; // needed since cint doesn't know it
|
|
#endif
|
|
#include <fftw3.h>
|
|
|
|
#include "PUserFcnBase.h"
|
|
#include "PNL_StartupHandler.h"
|
|
#include "PNL_RgeHandler.h"
|
|
|
|
class PNL_PippardFitterGlobal
|
|
{
|
|
public:
|
|
PNL_PippardFitterGlobal();
|
|
virtual ~PNL_PippardFitterGlobal();
|
|
|
|
Bool_t IsValid() { return fValid; }
|
|
virtual void CalculateField(const std::vector<Double_t> ¶m) const;
|
|
virtual Int_t GetEnergyIndex(const Double_t energy) { return fRgeHandler->GetRgeEnergyIndex(energy); }
|
|
virtual Double_t GetMuonStoppingDensity(const Int_t energyIndex, const Double_t z) const { return fRgeHandler->GetRgeValue(energyIndex, z); }
|
|
virtual Double_t GetMagneticField(const Double_t z) const;
|
|
|
|
private:
|
|
Bool_t fValid;
|
|
|
|
PNL_StartupHandler *fStartupHandler;
|
|
PNL_RgeHandler *fRgeHandler;
|
|
|
|
mutable std::vector<Double_t> fPreviousParam;
|
|
|
|
Double_t f_dx; // dx = xiPT dq
|
|
mutable Double_t f_dz; // spatial step size
|
|
|
|
mutable Bool_t fPlanPresent;
|
|
mutable Int_t fFourierPoints;
|
|
mutable fftw_plan fPlan;
|
|
mutable fftw_complex *fFieldq; // (xiPT x)/(x^2 + xiPT^2 K(x,T)), x = q xiPT
|
|
mutable fftw_complex *fFieldB; // field calculated for specular boundary conditions
|
|
mutable Int_t fShift; // shift needed to pick up fFieldB at the maximum for B->0
|
|
|
|
mutable Int_t fEnergyIndex; // keeps the proper index to select n(z)
|
|
|
|
|
|
virtual Double_t DeltaBCS(const Double_t t) const;
|
|
virtual Double_t LambdaL_T(const Double_t lambdaL, const Double_t t) const;
|
|
virtual Double_t XiP_T(const Double_t xi0, const Double_t meanFreePath, Double_t t) const;
|
|
|
|
ClassDef(PNL_PippardFitterGlobal, 1)
|
|
};
|
|
|
|
class PNL_PippardFitter : public PUserFcnBase
|
|
{
|
|
public:
|
|
PNL_PippardFitter();
|
|
virtual ~PNL_PippardFitter();
|
|
|
|
virtual Bool_t NeedGlobalPart() const { return true; }
|
|
virtual void SetGlobalPart(vector<void*> &globalPart, UInt_t idx);
|
|
virtual Bool_t GlobalPartIsValid() const;
|
|
|
|
virtual Double_t operator()(Double_t t, const std::vector<Double_t> ¶m) const;
|
|
|
|
private:
|
|
Bool_t fValid;
|
|
Bool_t fInvokedGlobal;
|
|
Int_t fIdxGlobal;
|
|
|
|
PNL_PippardFitterGlobal *fPippardFitterGlobal;
|
|
|
|
ClassDef(PNL_PippardFitter, 1)
|
|
};
|
|
|
|
#endif // _PNL_PIPPARDFITTER_H_
|