GModelSpatialRadialProfileDMZhao.hpp
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/***************************************************************************
* GModelSpatialRadialProfileDMZhao.hpp - DM Zhao profile class *
* ----------------------------------------------------------------------- *
* copyright (C) 2016-2020 by Nathan Kelley-Hoskins *
* ----------------------------------------------------------------------- *
* *
* 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 3 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, see <http://www.gnu.org/licenses/>. *
* *
***************************************************************************/
/**
* @file GModelSpatialRadialProfileDMZhao.hpp
* @brief Dark Matter Zhao profile model class interface definition
* @author Nathan Kelley-Hoskins
*/
#ifndef GMODELSPATIALRADIALPROFILEDMZHAO_HPP
#define GMODELSPATIALRADIALPROFILEDMZHAO_HPP
/* __ Includes ___________________________________________________________ */
#include <string>
#include "GModelSpatialRadialProfile.hpp"
#include "GModelPar.hpp"
#include "GFunction.hpp"
#include "GIntegral.hpp"
/* __ Forward declaration ________________________________________________ */
class GXmlElement;
/**************************************************************************
* @class GModelSpatialRadialProfileDMZhao
*
* @brief Radial Dark Matter Zhao profile source model class
*
* This class implements the spatial component of the factorised source
* model for a radial Dark Matter profile, using an Zhao density halo.
***************************************************************************/
class GModelSpatialRadialProfileDMZhao : public GModelSpatialRadialProfile {
public:
// Constructors and destructors
GModelSpatialRadialProfileDMZhao(void);
explicit GModelSpatialRadialProfileDMZhao(const GXmlElement& xml);
GModelSpatialRadialProfileDMZhao(const GModelSpatialRadialProfileDMZhao& model);
virtual ~GModelSpatialRadialProfileDMZhao(void);
// Operators
virtual GModelSpatialRadialProfileDMZhao& operator=(const GModelSpatialRadialProfileDMZhao& model);
// Implemented pure virtual base class methods
virtual void clear(void);
virtual GModelSpatialRadialProfileDMZhao* clone(void) const;
virtual std::string classname(void) const;
virtual double theta_min(void) const;
virtual double theta_max(void) const;
virtual void read(const GXmlElement& xml);
virtual void write(GXmlElement& xml) const;
virtual std::string print(const GChatter& chatter = NORMAL) const;
// Other methods
double scale_radius(void) const;
void scale_radius(const double& scale_radius);
double scale_density(void) const;
void scale_density(const double& scale_density);
double halo_distance(void) const;
void halo_distance(const double& halo_distance);
double alpha(void) const;
void alpha(const double& alpha);
double beta(void) const;
void beta(const double& beta);
double gamma(void) const;
void gamma(const double& gamma);
double mass_density(const double& radius) const;
double jfactor(const double& angle) const;
protected:
// Protected methods
void init_members(void);
void copy_members(const GModelSpatialRadialProfileDMZhao& model);
void free_members(void);
void update(void) const;
virtual double profile_value(const double& theta) const;
// Integration kernel for line-of-sight integral
class halo_kernel_los : public GFunction {
public :
halo_kernel_los(const double& scale_radius,
const double& halo_distance,
const double& alpha,
const double& beta,
const double& gamma,
const double& theta,
const double& core_radius) :
m_scale_radius(scale_radius),
m_halo_distance(halo_distance),
m_alpha(alpha),
m_beta(beta),
m_gamma(gamma),
m_theta(theta),
m_core_radius(core_radius) {}
double eval(const double& los);
protected :
double m_scale_radius;
double m_halo_distance;
double m_alpha;
double m_beta;
double m_gamma;
double m_theta;
double m_core_radius;
} ;
// Protected members
GModelPar m_theta_min; //!< Minimum theta angle
GModelPar m_theta_max; //!< Maximum theta angle
GModelPar m_scale_radius; //!< Scale radius of halo profile
GModelPar m_scale_density; //!< Scale density of halo profile
GModelPar m_halo_distance; //!< Distance from earth to halo center
GModelPar m_alpha; //!< Power index, inverse transition region width
GModelPar m_beta; //!< Power index, slope at >> m_scale_radius
GModelPar m_gamma; //!< Power index, slope at << m_scale_radius
GModelPar m_core_radius; //!< Core radius
// Protected cached members
mutable double m_last_scale_radius;
mutable double m_last_scale_density;
mutable double m_mass_radius;
mutable double m_scale_density_squared;
};
/***********************************************************************//**
* @brief Return class name
*
* @return String containing the class name ("GModelSpatialRadialProfileDMZhao").
***************************************************************************/
inline
std::string GModelSpatialRadialProfileDMZhao::classname(void) const
{
return ("GModelSpatialRadialProfileDMZhao");
}
/***********************************************************************//**
* @brief Return scale radius
*
* @return Scale radius (kpc).
*
* Returns the scale radius of the halo profile in kpc.
***************************************************************************/
inline
double GModelSpatialRadialProfileDMZhao::scale_radius(void) const
{
return (m_scale_radius.value());
}
/***********************************************************************//**
* @brief Set scale radius
*
* @param[in] radius Scale radius (kpc).
*
* Sets the scale radius of the halo profile in kpc.
***************************************************************************/
inline
void GModelSpatialRadialProfileDMZhao::scale_radius(const double& radius)
{
m_scale_radius.value(radius);
return;
}
/***********************************************************************//**
* @brief Return scale density
*
* @return Scale density (GeV/cm^3).
*
* Returns the scale density (mass/volume density at the scale radius) of
* the halo profile in GeV/cm^3.
***************************************************************************/
inline
double GModelSpatialRadialProfileDMZhao::scale_density(void) const
{
return (m_scale_density.value());
}
/***********************************************************************//**
* @brief Set scale density
*
* @param[in] density Scale density (GeV/cm^3).
*
* Sets the scale density (mass/volume density at the scale radius) of the
* halo profile in GeV/cm^3.
***************************************************************************/
inline
void GModelSpatialRadialProfileDMZhao::scale_density(const double& density)
{
m_scale_density.value(density);
return;
}
/***********************************************************************//**
* @brief Return halo distance
*
* @return Halo distance (kpc).
*
* Returns the distance to the halo center in kpc.
***************************************************************************/
inline
double GModelSpatialRadialProfileDMZhao::halo_distance(void) const
{
return (m_halo_distance.value());
}
/***********************************************************************//**
* @brief Set halo distance
*
* @param[in] distance Halo distance (kpc).
*
* Sets the distance between the observer and the halo center in kpc.
***************************************************************************/
inline
void GModelSpatialRadialProfileDMZhao::halo_distance(const double& distance)
{
m_halo_distance.value(distance);
return;
}
/***********************************************************************//**
* @brief Return Zhao alpha power index
*
* @return alpha (unitless).
*
* Returns the alpha power index in the Zhao halo density function
***************************************************************************/
inline
double GModelSpatialRadialProfileDMZhao::alpha(void) const
{
return (m_alpha.value());
}
/***********************************************************************//**
* @brief Set Zhao alpha power index
*
* @param[in] alpha (unitless).
*
* Sets the Zhao profile alpha power index.
***************************************************************************/
inline
void GModelSpatialRadialProfileDMZhao::alpha(const double& alpha)
{
m_alpha.value(alpha);
return;
}
/***********************************************************************//**
* @brief Return Zhao beta power index
*
* @return beta (unitless).
*
* Returns the beta power index in the Zhao halo density function
***************************************************************************/
inline
double GModelSpatialRadialProfileDMZhao::beta(void) const
{
return (m_beta.value());
}
/***********************************************************************//**
* @brief Set Zhao beta power index
*
* @param[in] beta (unitless).
*
* Sets the Zhao profile beta power index.
***************************************************************************/
inline
void GModelSpatialRadialProfileDMZhao::beta(const double& beta)
{
m_beta.value(beta);
return;
}
/***********************************************************************//**
* @brief Return Zhao gamma power index
*
* @return gamma (unitless).
*
* Returns the gamma power index in the Zhao halo density function
***************************************************************************/
inline
double GModelSpatialRadialProfileDMZhao::gamma(void) const
{
return (m_gamma.value());
}
/***********************************************************************//**
* @brief Set Zhao gamma power index
*
* @param[in] gamma (unitless).
*
* Sets the Zhao profile gamma power index.
***************************************************************************/
inline
void GModelSpatialRadialProfileDMZhao::gamma(const double& gamma)
{
m_gamma.value(gamma);
return;
}
#endif /* GMODELSPATIALRADIALPROFILEDMZHAO_HPP */