evtgen

Contents of generator/evtgen

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namespace generator

class Pythia8Gen : public generator::IGenerator 

Public Functions

Pythia8Gen(): Constructor

virtual ~Pythia8Gen() = default: Destructor

virtual StatusCode initialize() override

virtual StatusCode execute(HepMC3::GenEvent&) override

virtual StatusCode finalize() override

virtual float random_flat() override

Returns a random float between 0 and 1.

Returns:: float

virtual float random_gauss() override

Returns a random float following a standard normal distribution.

Returns:: float

virtual void clear() override: Clear the event.

inline Pythia8::Event *event()

Returns a pointer to current pythia event.

Returns:: Pythia8::Event*

inline Pythia8::Pythia *core()

Returns a pointer to the underlying pythia generator.

Returns:: Pythia8::Pythia*

Protected Attributes

std::string m_file

int m_outputLevel: Pythia output level.

int m_seed: Pythia seed.

int m_nAbort: Max number of errors.

int m_iAbort: Current number of errors.

int m_nEvent: Number of events.

Private Members

Pythia8::Pythia m_gun: The underlying Pythia8 generator.

namespace generator

class RootReader : public generator::IGenerator 

Public Functions

RootReader(): Constructor

virtual ~RootReader(): Destructor

virtual StatusCode initialize() override

virtual StatusCode execute(HepMC3::GenEvent&) override

virtual StatusCode finalize() override

virtual float random_flat() override

virtual float random_gauss() override

Protected Attributes

std::string m_file

int m_outputLevel: Level message

HepMC3::ReaderRootTree *m_data: HepMC root reader

float m_seed

std::mt19937 m_rng: mersenne_twister_engine

std::uniform_real_distribution<float> m_flat

std::normal_distribution<float> m_gauss