HepMCEx01/src/HepMCG4PythiaMessenger.cc

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/// \file eventgenerator/HepMC/HepMCEx01/src/HepMCG4PythiaMessenger.cc
/// \brief Implementation of the HepMCG4PythiaMessenger class
//
// $Id: HepMCG4PythiaMessenger.cc 77801 2013-11-28 13:33:20Z gcosmo $
//

#ifdef G4LIB_USE_PYTHIA

#include <sstream>
#include <fstream>
#include "G4UIdirectory.hh"
#include "G4UIcmdWithoutParameter.hh"
#include "G4UIcmdWithAString.hh"
#include "G4UIcmdWithAnInteger.hh"
#include "HepMCG4PythiaMessenger.hh"
#include "HepMCG4PythiaInterface.hh"

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
HepMCG4PythiaMessenger::HepMCG4PythiaMessenger(HepMCG4PythiaInterface* agen)
  : gen(agen)
{
  dir= new G4UIdirectory("/generator/pythia/");
  dir-> SetGuidance("Commands for Pythia event generation");

  verbose= new G4UIcmdWithAnInteger("/generator/pythia/verbose",this);
  verbose-> SetGuidance("set verbose level");
  verbose-> SetParameterName("verboseLevel", false, false);
  verbose-> SetRange("verboseLevel>=0 && verboseLevel<=2");

  mpylist= new G4UIcmdWithAnInteger("/generator/pythia/pylist",this);
  mpylist-> SetGuidance("set argument of pylist (not called if mlist=0)");
  mpylist-> SetParameterName("mlist", false, false);
  mpylist-> SetRange("mlist>=0 && mlist<=3");

  print= new G4UIcmdWithoutParameter("/generator/pythia/print", this);
  print-> SetGuidance("print user information.");

  cpyinit= new G4UIcommand("/generator/pythia/pyinit", this);
  cpyinit-> SetGuidance("call PYINIT");
  G4UIparameter* frame=
    new G4UIparameter("frame of the experiment", 's', false);
  cpyinit-> SetParameter(frame);
  G4UIparameter* beam= new G4UIparameter("beam particle", 's', false);
  cpyinit-> SetParameter(beam);
  G4UIparameter* target= new G4UIparameter("target particle", 's', false);
  cpyinit-> SetParameter(target);
  G4UIparameter* win= new G4UIparameter("energy of system (GeV)", 'd', false);
  cpyinit-> SetParameter(win);

  cpystat= new G4UIcmdWithAnInteger("/generator/pythia/pystat", this);
  cpystat-> SetGuidance("call PYSTAT");
  cpystat-> SetParameterName("mstat", false, false);
  cpystat-> SetRange("mstat>=1 && mstat<=5");

  cpygive= new G4UIcommand("/generator/pythia/pygive",this);
  cpygive-> SetGuidance("call PYGIVE");
  G4UIparameter* parameter= new G4UIparameter ("Parameter", 's', false);
  cpygive-> SetParameter(parameter);

  setUserParameters=
    new G4UIcmdWithoutParameter("/generator/pythia/setUserParameters",this);
  setUserParameters->
    SetGuidance("Set user parameters in the Pythia common blocks");

  setSeed= new G4UIcmdWithAnInteger("/generator/pythia/setSeed", this);
  setSeed-> SetGuidance("set initial seed.");

  cpyrget= new G4UIcommand("/generator/pythia/pyrget", this);
  cpyrget-> SetGuidance("call PYRGET");
  G4UIparameter* lun, *move;
  lun= new G4UIparameter("logical file number", 'i', false);
  cpyrget-> SetParameter(lun);
  move= new G4UIparameter("choice of adding a new record", 'i', true);
  move-> SetDefaultValue(-1);
  cpyrget-> SetParameter(move);

  cpyrset= new G4UIcommand("/generator/pythia/pyrset", this);
  cpyrset-> SetGuidance("call PYRSET");
  lun= new G4UIparameter("logical file number", 'i', false);
  cpyrset-> SetParameter(lun);
  move= new G4UIparameter("choice of adding a new record", 'i', true);
  move-> SetDefaultValue(0);
  cpyrset-> SetParameter(move);

  printRandomStatus=
    new G4UIcmdWithAString("/generator/pythia/printRandomStatus", this);
  printRandomStatus-> SetGuidance("print random number status.");
  printRandomStatus-> SetParameterName("filename", true, false);
  printRandomStatus-> SetDefaultValue("std::cout");
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
HepMCG4PythiaMessenger::~HepMCG4PythiaMessenger()
{
  delete verbose;
  delete mpylist;
  delete print;
  delete cpyinit;
  delete cpystat;
  delete cpygive;
  delete setUserParameters;
  delete setSeed;
  delete cpyrget;
  delete cpyrset;
  delete printRandomStatus;

  delete dir;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void HepMCG4PythiaMessenger::SetNewValue(G4UIcommand* command,
                                         G4String newValues)
{
  if(command == verbose) {  // /verbose ...
    G4int level= verbose-> GetNewIntValue(newValues);
    gen-> SetVerboseLevel(level);

  } else if (command == mpylist) { // /mpylist ...
    G4int mlist= mpylist-> GetNewIntValue(newValues);
    gen-> SetPylist(mlist);

  } else if (command == print) { // /print ...
    gen-> Print();

  } else if (command == cpyinit) { // /pyinit ...
    const char* strvaluelist= newValues.c_str();
    std::istringstream is(strvaluelist);
    G4String sframe, sbeam, starget; G4double dwin;
    is >> sframe >> sbeam >> starget >> dwin;
    gen-> CallPyinit(sframe, sbeam, starget, dwin);

  } else if (command == cpystat) { // /pystat ...
    G4int imod= cpystat-> GetNewIntValue(newValues);
    gen-> CallPystat(imod);

  } else if (command == cpygive) { // /pygive ...
    G4String s= newValues;
    gen-> CallPygive(s);

  } else if (command == setUserParameters) { // /setUserParameters ...
    gen-> SetUserParameters();

  } else if (command == setSeed) { // /setSeed ...
    G4int iseed= setSeed-> GetNewIntValue(newValues);
    gen-> SetRandomSeed(iseed);

  } else if (command == cpyrget) { // /pyrget ...
    const char* strvaluelist= newValues.c_str();
    std::istringstream is(strvaluelist);
    G4int lun, move;
    is >> lun >> move;
    gen-> CallPyrget(lun, move);

  } else if (command == cpyrset) { // /pyrset ...
    const char* strvaluelist= newValues.c_str();
    std::istringstream is(strvaluelist);
    G4int lun, move;
    is >> lun >> move;
    gen-> CallPyrset(lun, move);

  } else if (command == printRandomStatus) { // /printRandomStatus ...
    G4String s= newValues;
    if (newValues == "std::cout") {
      gen-> PrintRandomStatus();
    } else {
      // to a file (overwrite mode)
      std::ofstream ofs;
      ofs.open(s.c_str(), std::ios::out);
      //ofs.open(randomStatusFileName.c_str(), std::ios::out|std::ios::app);
      ofs.setf(std::ios::fixed | std::ios::showpoint);
      gen-> PrintRandomStatus(ofs);
      ofs.close();
    }
  }
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
G4String HepMCG4PythiaMessenger::GetCurrentValue(G4UIcommand* command)
{
  G4String cv;
  if (command == verbose) {
    cv= verbose-> ConvertToString(gen->GetVerboseLevel());
  } else  if (command == mpylist) {
    cv= verbose-> ConvertToString(gen->GetPylist());
  }
  return cv;
}

#endif