/usr/include/lorene/C++/Include/eos_multi_poly.h is in liblorene-dev 0.0.0~cvs20161116+dfsg-1.
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* Definition of Lorene class Eos_multi_poly
*
*/
/*
* Copyright (c) 2009 Keisuke Taniguchi
* Copyright (c) 2004 Keisuke Taniguchi
*
* This file is part of LORENE.
*
* LORENE is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* LORENE 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 LORENE; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __EOS_MULTI_POLY_H_
#define __EOS_MULTI_POLY_H_
/*
* $Id: eos_multi_poly.h,v 1.6 2014/10/13 08:52:33 j_novak Exp $
* $Log: eos_multi_poly.h,v $
* Revision 1.6 2014/10/13 08:52:33 j_novak
* Lorene classes and functions now belong to the namespace Lorene.
*
* Revision 1.5 2014/10/06 15:09:39 j_novak
* Modified #include directives to use c++ syntax.
*
* Revision 1.4 2009/06/23 14:33:31 k_taniguchi
* Completely revised.
*
* Revision 1.3 2004/05/14 11:35:17 k_taniguchi
* Minor changes in some comments.
*
* Revision 1.2 2004/05/07 13:04:01 j_novak
* Forgotten #include<assert.h>
*
* Revision 1.1 2004/05/07 08:09:56 k_taniguchi
* Initial revision
*
*
*
* $Header: /cvsroot/Lorene/C++/Include/eos_multi_poly.h,v 1.6 2014/10/13 08:52:33 j_novak Exp $
*
*/
// Standard C++
#include "headcpp.h"
// Headers C
#include <cstdio>
#include <cassert>
// Lorene classes
#include "eos.h"
#include "param.h"
namespace Lorene {
class Tbl ;
class Cmp ;
class Param ;
class Eos ;
//-------------------------------------------//
// base class Eos for multiple polytrope //
//-------------------------------------------//
/**
* Base class for a multiple polytropic equation of state.
*
* This equation of state mimics some realistic, tabulated EOSs.
* \ingroup (eos)
*
*/
class Eos_multi_poly : public Eos {
// Data :
// -----
protected:
/// Number of polytropic equations of state
int npeos ;
/// Array (size: \c npeos) of adiabatic index \f$\gamma\f$
double* gamma ;
/** Pressure coefficient for the crust
* [unit: \f$({\rm g/cm^3})^{1-\gamma_0}\f$]
*/
double kappa0 ;
/// Exponent of the pressure at the fiducial density \f$\rho_1\f$
double logP1 ;
/// Array (size: \c npeos - 1) of the exponent of fiducial densities
double* logRho ;
/** Array (size: \c npeos) of pressure coefficient \f$\kappa\f$
* [unit: \f$\rho_{\rm nuc} c^2 / n_{\rm nuc}^\gamma\f$],
* where
* \f$\rho_{\rm nuc} := 1.66\ 10^{17} \ {\rm kg/m}^3\f$ and
* \f$n_{\rm nuc} := 0.1 \ {\rm fm}^{-3}\f$.
*/
double* kappa ;
/** Array (size \c npeos - 1) of the number density
* at which the polytropic EOS changes its index and constant
*/
double* nbCrit ;
/** Array (size \c npeos - 1) of the critical enthalpy
* at which the polytropic EOS changes its index and constant
*/
double* entCrit ;
/** Array (size \c npeos - 1) of the percentage which detemines
* the terminating enthalpy for lower density and the starting
* enthalpy for higher density
*/
double* decInc ;
/** Individual particule mass \f$m0\f$
* [unit: \f$m_B = 1.66\ 10^{-27} \ {\rm kg}\f$].
*/
double m0 ;
/** Array (size: \c npeos) of the relativistic chemical potential
* at zero pressure
* [unit: \f$m_B c^2\f$,
* with \f$m_B = 1.66\ 10^{-27} \ {\rm kg}\f$].
* (The value for the EOS which covers the lowest density: 1)
*/
double* mu0 ;
// Constructors - Destructor
// -------------------------
public:
/** Standard constructor (sets \c m0 to 1).
*
* The individual particle mass \f$m0\f$ is set to the mean baryon
* mass \f$m_B = 1.66\ 10^{-27} \ {\rm kg}\f$.
*
* @param npoly number of polytropes
* @param gamma_i array of adiabatic index \f$\gamma\f$
* @param kappa0_i pressure coefficient for the crust
* @param logP1_i exponent of the pressure at the fiducial density
* @param logRho_i array of the exponent of fiducial densities
* @param decInc_i array of percentage
*/
Eos_multi_poly(int npoly, double* gamma_i, double kappa0_i,
double logP1_i, double* logRho_i, double* decInc_i) ;
Eos_multi_poly(const Eos_multi_poly& ) ; ///< Copy constructor
protected:
/** Constructor from a binary file (created by the function
* \c sauve(FILE*) ).
* This constructor is protected because any EOS construction
* from a binary file must be done via the function
* \c Eos::eos_from_file(FILE*) .
*/
Eos_multi_poly(FILE* ) ;
/** Constructor from a formatted file.
* This constructor is protected because any EOS construction
* from a formatted file must be done via the function
* \c Eos::eos_from_file(ifstream&) .
*/
Eos_multi_poly(ifstream& ) ;
/// The construction functions from a file
friend Eos* Eos::eos_from_file(FILE* ) ;
friend Eos* Eos::eos_from_file(ifstream& ) ;
public:
virtual ~Eos_multi_poly() ; ///< Destructor
// Assignment
// ----------
public:
/// Assignment to another \c Eos_multi_poly
void operator=(const Eos_multi_poly&) ;
/// Read/write kappa
// double& set_kappa(int n) ;
// Miscellaneous
// -------------
public:
/// Comparison operator (egality)
virtual bool operator==(const Eos& ) const ;
/// Comparison operator (difference)
virtual bool operator!=(const Eos& ) const ;
/** Returns a number to identify the sub-classe of \c Eos
* the object belongs to.
*/
virtual int identify() const ;
/// Returns the number of polytropes \c npeos
const int& get_npeos() const { return npeos ; } ;
/// Returns the adiabatic index \f$\gamma\f$
const double& get_gamma(int n) const {
assert(n>=0 && n<npeos) ;
return gamma[n] ;
} ;
/// Returns the pressure coefficient for the crust
const double& get_kappa0() const { return kappa0 ; } ;
/// Returns the exponent of the pressure at the fiducial density
const double& get_logP1() const { return logP1 ; } ;
/// Returns the exponent of fiducial densities
const double& get_logRho(int n) const {
assert(n>=0 && n<npeos-1) ;
return logRho[n] ;
} ;
/** Returns the pressure coefficient \f$\kappa\f$
* [unit: \f$\rho_{\rm nuc} c^2 / n_{\rm nuc}^\gamma\f$],
* where
* \f$\rho_{\rm nuc} := 1.66\ 10^{17} \ {\rm kg/m}^3\f$ and
* \f$n_{\rm nuc} := 0.1 \ {\rm fm}^{-3}\f$.
*/
const double& get_kappa(int n) const {
assert(n>=0 && n<npeos) ;
return kappa[n] ;
} ;
/// Returns the critical number density
const double& get_nbCrit(int n) const {
assert(n>=0 && n<npeos-1) ;
return nbCrit[n] ;
} ;
/// Returns the critical enthalpy
const double& get_entCrit(int n) const {
assert(n>=0 && n<npeos-1) ;
return entCrit[n] ;
} ;
protected:
/// Computes the auxiliary quantities
void set_auxiliary() ;
// Outputs
// -------
public:
virtual void sauve(FILE *) const ; ///< Save in a file
protected:
virtual ostream& operator>>(ostream &) const ; ///< Operator >>
// Computational functions
// -----------------------
public:
/** Computes the baryon density from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return baryon density \e n
* [unit: \f$n_{\rm nuc} := 0.1 \ {\rm fm}^{-3}\f$]
*
*/
virtual double nbar_ent_p(double ent, const Param* par=0x0) const ;
/** Computes the total energy density from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return energy density \e e [unit: \f$\rho_{\rm nuc} c^2\f$],
* where \f$\rho_{\rm nuc} := 1.66\ 10^{17} \ {\rm kg/m}^3\f$
*/
virtual double ener_ent_p(double ent, const Param* par=0x0) const ;
/** Computes the pressure from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return pressure \e p [unit: \f$\rho_{\rm nuc} c^2\f$], where
* \f$\rho_{\rm nuc} := 1.66\ 10^{17} \ {\rm kg/m}^3\f$
*/
virtual double press_ent_p(double ent, const Param* par=0x0) const ;
/** Computes the logarithmic derivative \f$d\ln n/d\ln H\f$
* from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return dln(n)/dln(H)
*/
virtual double der_nbar_ent_p(double ent, const Param* par=0x0) const ;
/** Computes the logarithmic derivative \f$d\ln e/d\ln H\f$
* from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return dln(e)/dln(H)
*/
virtual double der_ener_ent_p(double ent, const Param* par=0x0) const ;
/** Computes the logarithmic derivative \f$d\ln p/d\ln H\f$
* from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return dln(p)/dln(H)
*/
virtual double der_press_ent_p(double ent, const Param* par=0x0) const ;
/** Computes the logarithmic derivative \f$d\ln p/d\ln n\f$
* from the log-enthalpy.
*
* @param ent [input, unit: \f$c^2\f$] log-enthalpy \e H
*
* @param par possible extra parameters of the EOS
* @return dln(p)/dln(n)
*/
virtual double der_press_nbar_p(double ent, const Param* par=0x0) const ;
};
}
#endif
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