GResponseCache.hpp
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/***************************************************************************
* GResponseCache.hpp - Response cache class *
* ----------------------------------------------------------------------- *
* copyright (C) 2020 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 GResponseCache.hpp
* @brief Response cache class definition
* @author Juergen Knoedlseder
*/
#ifndef GRESPONSECACHE_HPP
#define GRESPONSECACHE_HPP
/* __ Includes ___________________________________________________________ */
#include <string>
#include <sys/types.h>
#if defined(__sun) && (defined(__svr4__) || defined(__SVR4)) // SOLARIS
typedef uint64_t u_int64_t;
#endif // SOLARIS
#include <map>
#include "GBase.hpp"
#include "GEnergy.hpp"
/* __ Forward declarations _______________________________________________ */
class GInstDir;
/* __ Constants __________________________________________________________ */
/* __ Typedefs ___________________________________________________________ */
typedef std::map<u_int64_t,double> GResponseCacheDir;
typedef std::map<u_int64_t,GResponseCacheDir> GResponseCacheEnergy;
typedef std::map<std::string,GResponseCacheEnergy> GResponseCacheName;
/***********************************************************************//**
* @class GResponseCache
*
* @brief Response cache class
*
* The class implements a cache for the Instrument Response Function values
* so that the values do not need to be recomputed each time but can be
* fetched from the cache.
***************************************************************************/
class GResponseCache : public GBase {
public:
// Constructors and destructors
GResponseCache(void);
GResponseCache(const GResponseCache& cache);
virtual ~GResponseCache(void);
// Operators
GResponseCache& operator=(const GResponseCache& cache);
// Methods
void clear(void);
GResponseCache* clone(void) const;
std::string classname(void) const;
bool is_empty(void) const;
int size(void) const;
int nenergies(void) const;
void set(const std::string& name,
const GEnergy& ereco,
const GEnergy& etrue,
const double& value);
void set(const std::string& name,
const GInstDir& dir,
const GEnergy& ereco,
const GEnergy& etrue,
const double& value);
void remove(const std::string& name);
bool contains(const std::string& name,
const GEnergy& ereco,
const GEnergy& etrue,
double* value = NULL) const;
bool contains(const std::string& name,
const GInstDir& dir,
const GEnergy& ereco,
const GEnergy& etrue,
double* value = NULL) const;
std::string print(const GChatter& chatter = NORMAL) const;
protected:
// Protected methods
void init_members(void);
void copy_members(const GResponseCache& cache);
void free_members(void);
u_int64_t hash(const GEnergy& ereco, const GEnergy& etrue) const;
// Protected members
GResponseCacheName m_cache; //<! Response cache
};
/***********************************************************************//**
* @brief Return class name
*
* @return String containing the class name ("GResponseCache").
***************************************************************************/
inline
std::string GResponseCache::classname(void) const
{
return ("GResponseCache");
}
/***********************************************************************//**
* @brief Checks whether the cache is empty
*
* @return True if cache is empty, false otherwise.
*
* Checks whether the response cache is empty.
***************************************************************************/
inline
bool GResponseCache::is_empty(void) const
{
return (m_cache.empty());
}
/***********************************************************************//**
* @brief Remove cache for source
*
* @param[in] name Source name.
*
* Remove cache for source with @p name.
***************************************************************************/
inline
void GResponseCache::remove(const std::string& name)
{
m_cache.erase(name);
return;
}
#endif /* GRESPONSECACHE_HPP */