76 lines
3.1 KiB
C++
76 lines
3.1 KiB
C++
/***************************************************************************
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PNL_PippardFitter.h
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Author: Andreas Suter
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e-mail: andreas.suter@psi.ch
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$Id$
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***************************************************************************/
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/***************************************************************************
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* Copyright (C) 2009 by Andreas Suter *
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* andreas.suter@psi.ch *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef _PNL_PIPPARDFITTER_H_
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#define _PNL_PIPPARDFITTER_H_
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#include <fftw3.h>
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#include "PUserFcnBase.h"
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#include "PNL_StartupHandler.h"
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#include "PNL_RgeHandler.h"
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class PNL_PippardFitter : public PUserFcnBase
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{
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public:
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PNL_PippardFitter();
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virtual ~PNL_PippardFitter();
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virtual Double_t operator()(Double_t t, const std::vector<Double_t> ¶m) const;
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private:
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PNL_StartupHandler *fStartupHandler;
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PNL_RgeHandler *fRgeHandler;
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mutable std::vector<Double_t> fPreviousParam;
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Double_t f_dx; // dx = xiPT dq
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mutable Double_t f_dz; // spatial step size
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mutable Bool_t fPlanPresent;
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mutable fftw_plan fPlan;
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mutable fftw_complex *fFieldq; // (xiPT x)/(x^2 + xiPT^2 K(x,T)), x = q xiPT
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mutable fftw_complex *fFieldB; // field calculated for specular boundary conditions
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mutable Int_t fShift; // shift needed to pick up fFieldB at the maximum for B->0
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virtual Bool_t NewParameters(const std::vector<Double_t> ¶m) const;
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virtual void CalculateField(const std::vector<Double_t> ¶m) const;
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virtual void CalculatePolarization(const std::vector<Double_t> ¶m) const;
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virtual Double_t DeltaBCS(const Double_t t) const;
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virtual Double_t LambdaL_T(const Double_t lambdaL, const Double_t t) const;
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virtual Double_t XiP_T(const Double_t xi0, const Double_t meanFreePath, Double_t t) const;
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ClassDef(PNL_PippardFitter, 1)
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};
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#endif // _PNL_PIPPARDFITTER_H_
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