GModelSpatialDiffuseMap.hpp
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/***************************************************************************
* GModelSpatialDiffuseMap.hpp - Spatial map model class *
* ----------------------------------------------------------------------- *
* copyright (C) 2012-2014 by Juergen Knoedlseder *
* ----------------------------------------------------------------------- *
* *
* 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 GModelSpatialDiffuseMap.hpp
* @brief Spatial map model class interface definition
* @author Juergen Knoedlseder
*/
#ifndef GMODELSPATIALDIFFUSEMAP_HPP
#define GMODELSPATIALDIFFUSEMAP_HPP
/* __ Includes ___________________________________________________________ */
#include <string>
#include <vector>
#include "GModelSpatialDiffuse.hpp"
#include "GModelPar.hpp"
#include "GSkyDir.hpp"
#include "GSkymap.hpp"
#include "GXmlElement.hpp"
/***********************************************************************//**
* @class GModelSpatialDiffuseMap
*
* @brief Spatial map model
*
* This class implements the spatial component of the factorised source
* model for a skymap.
***************************************************************************/
class GModelSpatialDiffuseMap : public GModelSpatialDiffuse {
public:
// Constructors and destructors
GModelSpatialDiffuseMap(void);
explicit GModelSpatialDiffuseMap(const GXmlElement& xml);
GModelSpatialDiffuseMap(const std::string& filename,
const double& value = 1.0,
const bool& normalize = true);
GModelSpatialDiffuseMap(const GSkymap& map,
const double& value = 1.0,
const bool& normalize = true);
GModelSpatialDiffuseMap(const GModelSpatialDiffuseMap& model);
virtual ~GModelSpatialDiffuseMap(void);
// Operators
virtual GModelSpatialDiffuseMap& operator= (const GModelSpatialDiffuseMap& model);
// Implemented pure virtual methods
virtual void clear(void);
virtual GModelSpatialDiffuseMap* clone(void) const;
virtual std::string classname(void) const;
virtual std::string type(void) const;
virtual double eval(const GPhoton& photon) const;
virtual double eval_gradients(const GPhoton& photon) const;
virtual GSkyDir mc(const GEnergy& energy,
const GTime& time,
GRan& ran) const;
virtual double norm(const GSkyDir& dir,
const double& radius) 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 value(void) const;
void value(const double& value);
const std::string& filename(void) const;
void load(const std::string& filename);
const GSkymap& map(void) const;
void map(const GSkymap& map);
bool normalize(void) const;
protected:
// Protected methods
void init_members(void);
void copy_members(const GModelSpatialDiffuseMap& model);
void free_members(void);
void prepare_map(void);
// Protected members
GModelPar m_value; //!< Value
GSkymap m_map; //!< Skymap
std::string m_filename; //!< Name of skymap
std::vector<double> m_mc_cache; //!< Monte Carlo cache
bool m_normalize; //!< Normalize map (default: true)
double m_norm; //!< Map normalization
};
/***********************************************************************//**
* @brief Return class name
*
* @return String containing the class name ("GModelSpatialDiffuseMap").
***************************************************************************/
inline
std::string GModelSpatialDiffuseMap::classname(void) const
{
return ("GModelSpatialDiffuseMap");
}
/***********************************************************************//**
* @brief Return spatial model type
*
* @return "SpatialMap".
*
* Returns the type of the spatial map model.
***************************************************************************/
inline
std::string GModelSpatialDiffuseMap::type(void) const
{
return "SpatialMap";
}
/***********************************************************************//**
* @brief Get model value
*
* @return Model value.
*
* Returns the value of the spatial map model.
***************************************************************************/
inline
double GModelSpatialDiffuseMap::value(void) const
{
return (m_value.value());
}
/***********************************************************************//**
* @brief Set model value
*
* @param[in] value Model value.
*
* Set the value of the spatial map model.
***************************************************************************/
inline
void GModelSpatialDiffuseMap::value(const double& value)
{
m_value.value(value);
return;
}
/***********************************************************************//**
* @brief Get file name
*
* @return File name.
*
* Returns the file name of the spatial map model.
***************************************************************************/
inline
const std::string& GModelSpatialDiffuseMap::filename(void) const
{
return (m_filename);
}
/***********************************************************************//**
* @brief Get map
*
* @return Sky map.
*
* Returns the sky map.
***************************************************************************/
inline
const GSkymap& GModelSpatialDiffuseMap::map(void) const
{
return (m_map);
}
/***********************************************************************//**
* @brief Set map cube
*
* @param[in] map Sky map.
*
* Set the sky map.
***************************************************************************/
inline
void GModelSpatialDiffuseMap::map(const GSkymap& map)
{
m_map = map;
prepare_map();
return;
}
/***********************************************************************//**
* @brief Return normalization flag
*
* @return True is the map has been normalized, false otherwise.
*
* Signals whether a map has been normalized or not.
***************************************************************************/
inline
bool GModelSpatialDiffuseMap::normalize(void) const
{
return (m_normalize);
}
/***********************************************************************//**
* @brief Return normalization of diffuse map
*
* @return Normalization.
*
* Returns the normalization of a diffuse map. The normalization is given
* by the model value times the integrated flux in the sky map.
***************************************************************************/
inline
double GModelSpatialDiffuseMap::norm(const GSkyDir& dir,
const double& radius) const
{
return (m_norm * value());
}
#endif /* GMODELSPATIALDIFFUSEMAP_HPP */