Rapgap Class Reference

#include <Rapgap.hh>

Inheritance diagram for Rapgap:

[legend]

Collaboration diagram for Rapgap:

[legend]

List of all members.

Public Types
enum	Result { SUCCESS = 1, FAILURE = 0 }
	Really just syntactic sugar for bool returns from setParam. More...
Public Member Functions
	Rapgap ()
	Standard constructor.
virtual	~Rapgap ()
	Destructor.
void	setGenSpecificInitialState (PdgCode p1=PROTON, double e1=6000.0, PdgCode p2=PROTON, double e2=7000.0)
	Set up initial state from supplied params.
virtual bool	setParam (const string &name, const string &value)
	Pass an string parameter to the generator.
virtual const string	getName () const
	Generator name.
void	makeEvent (HepMC::GenEvent &evt)
	Run the generator for one event.
virtual const double	getCrossSection ()
	Set the random number generator seed.
void	finalize ()
	Tidy up after ourselves.
void	setInitialState (int p1=PROTON, double e1=7000.0, int p2=PROTON, double e2=7000.0)
	Define initial state.
virtual const GeneratorState &	getState ()
	Get a generator state object.
virtual void	setState (const GeneratorState &state)
	Setup the generator from a generator state object.
virtual void	setVersion (const std::string &version)
	Set the generator version.
virtual const std::string	getVersion ()
	Get the generator version. This implementation is used as a last resort to determine the generator version. Ideally a specific generator will know its own version and overwrite this. Some generators (e.g. FHerwig) don't know this.
virtual std::string	getPDFSet (PdgCode pid)
virtual int	getPDFMember (PdgCode pid)
	Get the PDF id number for a given particle.
virtual std::string	getPDFScheme (PdgCode pid) const
	Get the PDF scheme used by the generator (LHAPDF or other).
virtual void	setSeed (const int value)
	Set the random number generator seed.
virtual bool	setParam (const std::string &name, const int &value)
	Pass an int-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const unsigned int &value)
	Pass an int-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const long &value)
	Pass an int-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const unsigned long &value)
	Pass an int-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const double &value)
	Pass a double/float-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const float &value)
	Pass a double/float-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const bool &value)
	Pass a bool-valued parameter to the generator.
virtual bool	setParam (const std::string &name, const std::string &value)
	Pass a string-valued parameter to the generator.
Protected Member Functions
void	initialize ()
	Set up default params etc.
void	fillEvent (HepMC::GenEvent &evt)
	Fill a HepMC event.
Log &	getLog () const
	Get named logger.
virtual void	clearEvent (HepMC::GenEvent &evt)
	Clear the supplied event.
Protected Attributes
string	_particleName1
	Internal storage of initial state params.
string	_particleName2
double	_e1
double	_e2
int	_nevt
	Event counter.
HepMC::IO_HEPEVT	_hepevt
	HEPEVT->HepMC converter.
double	_crossSection
bool	_initialstateset
	Flag for detecting whether the setInitialState method has run.
bool	_initialized
	Flag for detecting whether the initialization method has run.
map< PdgCode, std::string >	_particleNames
	Collection of translated names for particles.
string	_myName
	Generator name.

---

Detailed Description

Abstract base class for Rapgap interface

Author:

Andy Buckley

Holger Schulz

Definition at line 13 of file Rapgap.hh.

---

Member Enumeration Documentation

enum Result [inherited]

Really just syntactic sugar for bool returns from setParam.

Enumerator:

SUCCESS
FAILURE

Definition at line 37 of file Generator.hh.

{ SUCCESS=1, FAILURE=0 };

---

Constructor & Destructor Documentation

Rapgap

(

)

Standard constructor.

Definition at line 25 of file Rapgap.cc.

References Rapgap::_nevt, Generator::_particleNames, AGILe::ANTIMUON, AGILe::ANTINEUTRON, AGILe::ANTIPROTON, AGILe::ELECTRON, AGILe::MUON, AGILe::NEUTRON, AGILe::NU_E, AGILe::NU_EBAR, AGILe::NU_MU, AGILe::NU_MUBAR, AGILe::NU_TAU, AGILe::NU_TAUBAR, AGILe::PHOTON, AGILe::PIMINUS, AGILe::PIPLUS, AGILe::POSITRON, and AGILe::PROTON.

                 {
    HepMC::HEPEVT_Wrapper::set_sizeof_real(8);

    _particleNames[ELECTRON]    = "e-";
    _particleNames[POSITRON]    = "e+";
    _particleNames[PROTON]      = "p+";
    _particleNames[ANTIPROTON]  = "pbar-";
    _particleNames[NEUTRON]     = "n0";
    _particleNames[ANTINEUTRON] = "nbar0";
    _particleNames[PHOTON]      = "gamma";
    _particleNames[MUON]        = "mu-";
    _particleNames[ANTIMUON]    = "mu+";
    // TAU, ANTITAU
    _particleNames[NU_E]        = "nu_e";
    _particleNames[NU_EBAR]     = "nu_ebar";
    _particleNames[NU_MU]       = "nu_mu";
    _particleNames[NU_MUBAR]    = "nu_mubar";
    _particleNames[NU_TAU]      = "nu_tau";
    _particleNames[NU_TAUBAR]   = "nu_taubar";
    _particleNames[PIPLUS]      = "pi+";
    _particleNames[PIMINUS]     = "pi-";

    // Start counting events at 1.
    _nevt = 1;
  }

virtual ~Rapgap

(

)

[inline, virtual]

Destructor.

Definition at line 19 of file Rapgap.hh.

{ }

---

Member Function Documentation

virtual void clearEvent

(

HepMC::GenEvent &

evt

)

[inline, protected, virtual, inherited]

Clear the supplied event.

Definition at line 275 of file Generator.hh.

Referenced by Generator::makeEvent(), FHerwigJimmy::makeEvent(), and AlpGenFHerwigJimmy::makeEvent().

                                                {
      evt.clear();
    }

void fillEvent

(

HepMC::GenEvent &

evt

)

[protected]

Fill a HepMC event.

Definition at line 139 of file Rapgap.cc.

References Rapgap::_hepevt, Log::DEBUG, FC_EFFIC, AGILe::fixHepMCUnitsFromGeVmm(), Rapgap::getCrossSection(), Generator::getLog(), and xsec.

Referenced by Rapgap::makeEvent().

                                           {
    _hepevt.fill_next_event(&evt);
    fixHepMCUnitsFromGeVmm(evt);
    #ifdef HEPMC_HAS_CROSS_SECTION
    const double xsecval = getCrossSection();
    const double xsecerr = FC_EFFIC.SD;
    getLog() << Log::DEBUG << "Writing cross-section = " << xsecval << " +- " << xsecerr << endl;
    HepMC::GenCrossSection xsec;
    xsec.set_cross_section(xsecval, xsecerr);
    evt.set_cross_section(xsec);
    #endif
  }

void finalize

(

)

[virtual]

Tidy up after ourselves.

Implements Generator.

Definition at line 223 of file Rapgap.cc.

References call_raend(), Generator::getLog(), and Log::INFO.

                        {
    getLog() << Log::INFO << "Finalising..." << endl;
    // Print out stats from run
    call_raend(20);
  }

const double getCrossSection

(

)

[virtual]

Set the random number generator seed.

Return the generated cross section in pb.

Reimplemented from Generator.

Definition at line 152 of file Rapgap.cc.

References Generator::_crossSection, and FC_EFFIC.

Referenced by Rapgap::fillEvent().

                                      {
    _crossSection = FC_EFFIC.AVGI * 1000.0;
    return _crossSection;
  }

Log& getLog

(

)

const [inline, protected, inherited]

Get named logger.

Definition at line 257 of file Generator.hh.

References Generator::getName().

Referenced by Rapgap::fillEvent(), Phojet::fillEvent(), Cascade::fillEvent(), Ariadne::fillEvent(), Rapgap::finalize(), Phojet::finalize(), Cascade::finalize(), Ariadne::finalize(), Rapgap::initialize(), Cascade::initialize(), Cascade::makeEvent(), Rapgap::setGenSpecificInitialState(), Phojet::setGenSpecificInitialState(), Cascade::setGenSpecificInitialState(), Ariadne::setGenSpecificInitialState(), Rapgap::setParam(), Cascade::setParam(), and AlpGen::setParam().

                        {
      return Log::getLog("AGILe." + getName());
    }

virtual const string getName

(

)

const [inline, virtual]

Generator name.

Reimplemented from Generator.

Definition at line 32 of file Rapgap.hh.

                                        {
      return "Rapgap";
    }

virtual int getPDFMember

(

PdgCode

pid

)

[inline, virtual, inherited]

Get the PDF id number for a given particle.

Reimplemented in Ariadne, FHerwig, FPythia, and Phojet.

Definition at line 132 of file Generator.hh.

References Generator::getName().

Referenced by Generator::getState().

                                          {
      throw runtime_error("Have not implemented getPDFMember in " + getName());
    }

virtual std::string getPDFScheme

(

PdgCode

pid

)

const [inline, virtual, inherited]

Get the PDF scheme used by the generator (LHAPDF or other).

Reimplemented in Ariadne, FHerwig, FPythia, and Phojet.

Definition at line 138 of file Generator.hh.

References Generator::getName().

Referenced by Generator::getState().

                                                      {
      throw runtime_error("Have not implemented getPDFScheme in " + getName());
    }

virtual std::string getPDFSet

(

PdgCode

pid

)

[inline, virtual, inherited]

Get the PDF set used by the generator, e.g. HWLHAPDF (for herwig) or one of the default sets.

Reimplemented in Ariadne, FHerwig, FPythia, and Phojet.

Definition at line 126 of file Generator.hh.

References Generator::getName().

Referenced by Generator::getState().

                                             {
      throw runtime_error("Have not implemented getPDFSet in " + getName());
    }

virtual const GeneratorState& getState

(

)

[inline, virtual, inherited]

Get a generator state object.

Definition at line 72 of file Generator.hh.

References Generator::_myState, GeneratorState::addPDF(), GeneratorState::getBeams(), Generator::getCrossSection(), Generator::getName(), Generator::getPDFMember(), Generator::getPDFScheme(), Generator::getPDFSet(), Generator::getVersion(), PDF::member, Beam::name, PDF::particleId, PDF::scheme, PDF::set, GeneratorState::setCrossSection(), GeneratorState::setName(), and GeneratorState::setVersion().

                                             {
      string myName = getName();
      _myState.setName(myName);
      _myState.setVersion(getVersion());
      _myState.setCrossSection(getCrossSection());
      PDF pdf;
      foreach (Beam b, _myState.getBeams()) {
        pdf.particleId = b.name;
        pdf.set = getPDFSet(b.name);
        pdf.member = getPDFMember(b.name);
        pdf.scheme = getPDFScheme(b.name);
        _myState.addPDF(pdf);
      }
      return _myState;
    }

virtual const std::string getVersion

(

)

[inline, virtual, inherited]

Get the generator version. This implementation is used as a last resort to determine the generator version. Ideally a specific generator will know its own version and overwrite this. Some generators (e.g. FHerwig) don't know this.

Todo:

This getName() doesn't get used polymophically: fix it!

Reimplemented in Ariadne, FPythia, and Phojet.

Definition at line 112 of file Generator.hh.

References Generator::_myVersion, Generator::_versionSet, and MSG_ERROR.

Referenced by Generator::getState().

                                         {
      if (!_versionSet) {
        MSG_ERROR("You asked the generator " //<< getName()
                  << " what version it is, but it doesn't know!\n"
                  << "You should set the version with a call to setVersion(string)");
        throw runtime_error("Version unknown for generator");
      }
      return _myVersion;
    }

void initialize

(

)

[protected, virtual]

Set up default params etc.

Reimplemented from Generator.

Definition at line 52 of file Rapgap.cc.

References Generator::_initialized, call_graini(), call_hercha(), call_ptime(), call_pytcha(), call_raend(), call_rapcha(), call_rapgap(), call_steer(), Generator::getLog(), Log::INFO, and k.

                          {
    Generator::initialize();
    //Rapgap::setParam("LEPI", "2212");
    //Rapgap::setParam("HADI", "2212");
      //int ISEED = 213123;
      //int N1 = 0;
      //int N2 = 0;
      //call_rm48in(ISEED, N1, N2);
    //call_rapgap();
    // Initialise Rapgap parameters
    getLog() << Log::INFO << "Now calling GRAINI..." << endl;
    call_graini();
    getLog() << Log::INFO << "GRAINI is done..." << endl;

    // Switch on QCD processes by default
    getLog() << Log::INFO << "Setup basic processes..." << endl;
    //Rapgap::setParam("IPRO", 18);
    //Rapgap::setParam("IDIR", 0);  // Don't do DIS but diffractive stuff by default
    //Rapgap::setParam("INTER", 2);  // Switch to charged current interaction

    getLog() << Log::INFO << "Now calling Steer..." << endl;
    getLog() << Log::INFO << "In case nothing happens from this point on," << endl;
    getLog() << Log::INFO << "make sure you specified a cascade steering file on CL:" << endl;
    getLog() << Log::INFO << "agile-runmc RapgapPythia6:X:Y < steer_pp ... " << endl;
    call_steer();
    //getLog() << Log::INFO << "Steer is done..." << endl;

    getLog() << Log::INFO << "Change standard RAPGAP parameters..." << endl;
    call_rapcha();
    //getLog() << Log::INFO << "Change standard HERACLES parameters..." << endl;
    call_hercha();
    //getLog() << Log::INFO << "Change standard PYTHIA parameters..." << endl;
    call_pytcha();

    //getLog() << Log::INFO << "Change standard ARIADNE parameters..." << endl;
    //call_aricha();
    //getLog() << Log::INFO << "Init ARIADNE..." << endl;
    //const char* NAME = "RAPGAP";
    //call_arinit(NAME);

    getLog() << Log::INFO << "Calling PTIME..." << endl;
    const char* name = "rapgap";
    int j = 1;
    int k = 0;
    call_ptime(name, j, k);

    getLog() << Log::INFO << "Now perfroming basic cross-section integration..." << endl;
    call_rapgap();
    getLog() << Log::INFO << "RAPGAP is done..." << endl;
    call_raend(1);
    _initialized = true;
  }

void makeEvent

(

HepMC::GenEvent &

evt

)

[virtual]

Run the generator for one event.

Reimplemented from Generator.

Definition at line 127 of file Rapgap.cc.

References Rapgap::_nevt, call_event(), call_pyhepc(), and Rapgap::fillEvent().

                                           {
    Generator::makeEvent(evt);
    call_event();
    call_pyhepc(1);
    // fill the event using HepMC
    Rapgap::fillEvent(evt);
    evt.set_event_number(_nevt);
    // Increment an event counter (Pythia does not count for itself).
    _nevt++;
  }

void setGenSpecificInitialState	(	PdgCode	p1 = PROTON,
		double	e1 = 6000.0,
		PdgCode	p2 = PROTON,
		double	e2 = 7000.0
	)			[virtual]

Set up initial state from supplied params.

Todo:

Get momenta and energies unconfused.

Implements Generator.

Definition at line 108 of file Rapgap.cc.

References Generator::getLog(), Log::INFO, and Rapgap::setParam().

                                                                                      {
    getLog() << Log::INFO << "Setting initial state..." << endl;
    // For Pythia, we have to hold on to this state until initialize() is called.
    //_particleName1 = _particleNames[p1];
    //_particleName2 = _particleNames[p2];
    //Rapgap::setParam("KBE1", _particleNames[ParticleName(p1)]);
    //Rapgap::setParam("KBE2", _particleNames[ParticleName(p2)]);
    Rapgap::setParam("KBE1", p1);
    Rapgap::setParam("KBE2", p2);
    Rapgap::setParam("PBE1", e1);
    Rapgap::setParam("PBE2", e2);
    //Rapgap::setParam("PLEP", e1);
    //Rapgap::setParam("PPIN", e2);
    //Rapgap::setParam("LEPI", p1);
    //Rapgap::setParam("HADI", p2);
  }

void setInitialState	(	int	p1 = PROTON,
		double	e1 = 7000.0,
		int	p2 = PROTON,
		double	e2 = 7000.0
	)			[inline, inherited]

Define initial state.

Todo:

Make sure it was successful - exception handling

Definition at line 54 of file Generator.hh.

References Generator::_initialstateset, Generator::_myState, Beam::energy, Beam::name, Beam::position, GeneratorState::setBeams(), and Generator::setGenSpecificInitialState().

Referenced by Generator::initialize().

    {
      setGenSpecificInitialState(p1, e1, p2, e2);
      _initialstateset = true;
      Beam beam1, beam2;
      beam1.name = p1;
      beam2.name = p2;
      beam1.energy = e1;
      beam2.energy = e2;
      beam1.position = 1;
      beam2.position = 2;
      _myState.setBeams(beam1, beam2);
    }

virtual bool setParam	(	const std::string &	name,
		const std::string &	value
	)			[inline, virtual, inherited]

Pass a string-valued parameter to the generator.

Definition at line 224 of file Generator.hh.

References Generator::_initialized, Generator::_myState, MSG_ERROR, and GeneratorState::setParam().

                                                                         {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization");
      }
      _myState.setParam(name, value);
      return true;
    }

virtual bool setParam	(	const std::string &	name,
		const bool &	value
	)			[inline, virtual, inherited]

Pass a bool-valued parameter to the generator.

Definition at line 214 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, Generator::setParam(), and AGILe::toString().

                                                                    {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization");
      }
      return setParam(name, toString(value));
    }

virtual bool setParam	(	const std::string &	name,
		const float &	value
	)			[inline, virtual, inherited]

Pass a double/float-valued parameter to the generator.

Definition at line 204 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, Generator::setParam(), and AGILe::toString().

                                                                     {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization");
      }
      return setParam(name, toString(value));
    }

virtual bool setParam	(	const std::string &	name,
		const double &	value
	)			[inline, virtual, inherited]

Pass a double/float-valued parameter to the generator.

Definition at line 194 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, Generator::setParam(), and AGILe::toString().

                                                                      {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization.");
      }
      return setParam(name, toString(value));
    }

virtual bool setParam	(	const std::string &	name,
		const unsigned long &	value
	)			[inline, virtual, inherited]

Pass an int-valued parameter to the generator.

Definition at line 184 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, Generator::setParam(), and AGILe::toString().

                                                                             {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
      throw runtime_error("Tried to set param after generator initialization");
      }
      return setParam(name, toString(value));
    }

virtual bool setParam	(	const std::string &	name,
		const long &	value
	)			[inline, virtual, inherited]

Pass an int-valued parameter to the generator.

Definition at line 174 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, Generator::setParam(), and AGILe::toString().

                                                                    {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization");
      }
      return setParam(name, toString(value));
    }

virtual bool setParam	(	const std::string &	name,
		const unsigned int &	value
	)			[inline, virtual, inherited]

Pass an int-valued parameter to the generator.

Definition at line 164 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, Generator::setParam(), and AGILe::toString().

                                                                            {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization");
      }
      return setParam(name, toString(value));
    }

virtual bool setParam	(	const std::string &	name,
		const int &	value
	)			[inline, virtual, inherited]

Pass an int-valued parameter to the generator.

Definition at line 154 of file Generator.hh.

References Generator::_initialized, MSG_ERROR, and AGILe::toString().

Referenced by Generator::setParam().

                                                                   {
      if (_initialized) {
        MSG_ERROR("Can't set parameter " << name << ": generator has already been initialized");
        throw runtime_error("Tried to set param after generator initialization");
      }
      return setParam(name, toString(value));
    }

bool setParam	(	const string &	name,
		const string &	value
	)			[virtual]

Pass an string parameter to the generator.

Definition at line 158 of file Rapgap.cc.

References AGILe::asDouble(), AGILe::asInt(), Log::ERROR, FC_BEAM, FC_DISDIF, FC_INPU, FC_LUCO, FC_PTCUT, FC_RAPA, Generator::getLog(), Log::INFO, and Generator::SUCCESS.

Referenced by Rapgap::setGenSpecificInitialState().

                                                               {
    Generator::setParam(name, value);

    if (name == "PPIN") {
      getLog() << Log::INFO << "Setting ... (PPIN) = " << value << endl;
      FC_INPU.PIN = -1*asDouble(value);
    } else if (name == "PLEP") {
      getLog() << Log::INFO << "Setting ... (PLEP) = " << value << endl;
      FC_INPU.PLEPIN = asDouble(value);
    }
    else if (name == "PBE1") {
      getLog() << Log::INFO << "Setting ... (PBE1) = " << value << endl;
      //FC_BEAM.PBEAM[0] = -1*asDouble(value);
      FC_BEAM.PBE1 = -1*asDouble(value);
    }
    else if (name == "PBE2") {
      getLog() << Log::INFO << "Setting ... (PBE2) = " << value << endl;
      FC_BEAM.PBEAM[1] = asDouble(value);
    }
    else if (name == "PT2CUT") {
      getLog() << Log::INFO << "Setting ... (PT2CUT) = " << value << endl;
      FC_PTCUT.PT2CUT[1] = asDouble(value);
    }

    else if (name == "KBE1") {
      getLog() << Log::INFO << "Setting ... (KBE1) = " << value << endl;
      FC_BEAM.KBEAM[0] = -1*asInt(value);
    }
    else if (name == "KBE2") {
      getLog() << Log::INFO << "Setting ... (KBE2) = " << value << endl;
      FC_BEAM.KBEAM[1] = asInt(value);
    }
    else if (name == "HADI") {
      getLog() << Log::INFO << "Setting ... (HADI) = " << value << endl;
      FC_INPU.HADI = asInt(value);
    } else if (name == "LEPI") {
      getLog() << Log::INFO << "Setting ... (LEPI) = " << value << endl;
      FC_INPU.LEPI = asInt(value);
    } else if (name == "IPRO") {
      getLog() << Log::INFO << "Setting ... (IPRO) = " << value << endl;
      FC_RAPA.IPRO = asInt(value);
    } else if (name == "IDIR") {
      getLog() << Log::INFO << "Setting ... (IDIR) = " << value << endl;
      FC_DISDIF.IDIR = asInt(value);
    } else if (name == "NFLAV") {
      getLog() << Log::INFO << "Setting ... (NFLAV) = " << value << endl;
      FC_LUCO.NFLAV = asInt(value);
    } else if (name == "NFLQCDC") {
      getLog() << Log::INFO << "Setting ... (NFLQCDC) = " << value << endl;
      FC_LUCO.NFLQCDC = asInt(value);
    } else if (name == "INTER") {
      getLog() << Log::INFO << "Setting ... (INTER) = " << value << endl;
      FC_INPU.INTER = asInt(value);
    }

    else {
      getLog() << Log::ERROR << "Rapgap doesn't have a parameter called " << name << endl;
      //return FAILURE;
    }
    return SUCCESS;
  }

virtual void setSeed

(

const int

value

)

[inline, virtual, inherited]

Set the random number generator seed.

Reimplemented in Ariadne, FHerwig, FPythia, and Phojet.

Definition at line 144 of file Generator.hh.

References Generator::_initialized, Generator::_myState, GeneratorState::addSeed(), and MSG_ERROR.

                                          {
      if (_initialized) {
        MSG_ERROR("Can't set seed: generator has already been initialized");
        throw (runtime_error("Tried to set RNG seed after generator initialization"));
      }
      _myState.addSeed(value);
    }

virtual void setState

(

const GeneratorState &

state

)

[inline, virtual, inherited]

Setup the generator from a generator state object.

Definition at line 90 of file Generator.hh.

                                                       {
      throw runtime_error("This ain't ready yet, it's just here as an interface placeholder. Sorry.");
    }

virtual void setVersion

(

const std::string &

version

)

[inline, virtual, inherited]

Set the generator version.

Definition at line 102 of file Generator.hh.

References Generator::_myVersion, and Generator::_versionSet.

Referenced by AGILe::Loader::createGen().

                                                      {
      _myVersion = version;
      _versionSet = true;
    }

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Member Data Documentation

double _crossSection [protected, inherited]

Definition at line 282 of file Generator.hh.

Referenced by Rapgap::getCrossSection(), Phojet::getCrossSection(), Generator::getCrossSection(), FPythia::getCrossSection(), FHerwig::getCrossSection(), Cascade::getCrossSection(), and Ariadne::getCrossSection().

double _e1 [protected]

Definition at line 67 of file Rapgap.hh.

double _e2 [protected]

Definition at line 67 of file Rapgap.hh.

HepMC::IO_HEPEVT _hepevt [protected]

HEPEVT->HepMC converter.

Definition at line 73 of file Rapgap.hh.

Referenced by Rapgap::fillEvent().

bool _initialized [protected, inherited]

Flag for detecting whether the initialization method has run.

Definition at line 288 of file Generator.hh.

Referenced by Rapgap::initialize(), Phojet::initialize(), FPythia::initialize(), FHerwigJimmy::initialize(), FHerwig::initialize(), Cascade::initialize(), Ariadne::initialize(), Generator::makeEvent(), Generator::setParam(), and Generator::setSeed().

bool _initialstateset [protected, inherited]

Flag for detecting whether the setInitialState method has run.

Definition at line 285 of file Generator.hh.

Referenced by Generator::initialize(), and Generator::setInitialState().

string _myName [protected, inherited]

Generator name.

Definition at line 294 of file Generator.hh.

Referenced by AlpGenFHerwig::AlpGenFHerwig(), AlpGenFPythia::AlpGenFPythia(), CharybdisFHerwig::CharybdisFHerwig(), CharybdisFHerwigJimmy::CharybdisFHerwigJimmy(), CharybdisFPythia::CharybdisFPythia(), FHerwig::FHerwig(), FHerwigJimmy::FHerwigJimmy(), FPythia::FPythia(), and Generator::getName().

int _nevt [protected]

Event counter.

Definition at line 70 of file Rapgap.hh.

Referenced by Rapgap::makeEvent(), and Rapgap::Rapgap().

string _particleName1 [protected]

Internal storage of initial state params.

Definition at line 66 of file Rapgap.hh.

string _particleName2 [protected]

Definition at line 66 of file Rapgap.hh.

map<PdgCode, std::string> _particleNames [protected, inherited]

Collection of translated names for particles.

Definition at line 291 of file Generator.hh.

Referenced by FHerwig::_beamNumber(), Ariadne::Ariadne(), FHerwig::FHerwig(), FPythia::FPythia(), Phojet::Phojet(), Rapgap::Rapgap(), Phojet::setGenSpecificInitialState(), FPythia::setGenSpecificInitialState(), FHerwig::setGenSpecificInitialState(), and Ariadne::setGenSpecificInitialState().

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The documentation for this class was generated from the following files:

• Rapgap.hh
• Rapgap.cc