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//==============================================================================
// Settings.h
//
// Copyright (C) 2010-2013 Tobias Toll and Thomas Ullrich
//
// This file is part of Sartre version: 1.1
//
// 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.
// 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/>.
//
// Author: Thomas Ullrich
// Last update:
// $Date: 2013-05-29 21:26:19 +0100 (Wed, 29 May 2013) $
// $Author: thomas.ullrich@bnl.gov $
//==============================================================================
#ifndef Settings_h
#define Settings_h
#include <iostream>
#include <string>
#include <vector>
#include <map>
#include "TDatabasePDG.h"
#include "TRandom3.h"
using namespace std;
class TParticlePDG;
class SettingsParameterBase {
public:
virtual ~SettingsParameterBase() {}
public:
string name;
};
template<typename T> class SettingsParameter : public SettingsParameterBase {
public:
T* address;
T defaultValue;
};
class Settings {
public:
Settings();
virtual ~Settings();
bool readSettingsFromFile(const char*);
virtual bool list(ostream& = cout);
TParticlePDG* lookupPDG(int) const;
string particleName(int pdgID);
static TRandom3* randomGenerator();
unsigned int seed() const;
void setSeed(unsigned int);
int userInt() const;
double userDouble() const;
string userString() const;
void setUserInt(int);
void setUserDouble(double);
void setUserString(const string&);
protected:
template<typename T> void registerParameter(T*, const char*, T);
virtual void consolidateSettings() = 0;
protected:
vector<SettingsParameterBase*> mRegisteredParameters;
static TRandom3 mRandomGenerator;
unsigned int mSeed;
private:
string mRuncard;
vector<string> mLines;
TDatabasePDG *mPDG;
map<int, string> mPeriodicTable;
int mUserInt;
double mUserDouble;
string mUserString;
};
template<typename T> void Settings::registerParameter(T* var, const char* name, T def)
{
SettingsParameter<T>* sv = new SettingsParameter<T>;
sv->address = var;
sv->name = name;
sv->defaultValue = def;
*var = def;
mRegisteredParameters.push_back(sv);
}
inline TRandom3* Settings::randomGenerator() {return &mRandomGenerator;}
#endif

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