VMC::TR::PrimaryGenerator Class Reference

The primary generator. More...

#include <PrimaryGenerator.h>

Inheritance diagram for VMC::TR::PrimaryGenerator:

Public Member Functions
	PrimaryGenerator (TVirtualMCStack *stack)
	PrimaryGenerator (const PrimaryGenerator &origin, TVirtualMCStack *stack)
	PrimaryGenerator ()
virtual	~PrimaryGenerator ()
virtual void	GeneratePrimaries ()
void	SetNofPrimaries (Int_t nofPrimaries)

Private Member Functions
void	GenerateOnePrimary ()

Private Attributes
TVirtualMCStack *	fStack
	VMC stack.
Int_t	fNofPrimaries
	Number of primary particles.

Detailed Description

The primary generator.

Date

18/12/2015

Author

I. Hrivnacova; IPN, Orsay

Definition at line 35 of file PrimaryGenerator.h.

Constructor & Destructor Documentation

PrimaryGenerator() [1/3]

VMC::TR::PrimaryGenerator::PrimaryGenerator

(

TVirtualMCStack *

stack

)

Standard constructor

Parameters

stack

The VMC stack

Definition at line 36 of file PrimaryGenerator.cxx.

    : TObject(), fStack(stack), fNofPrimaries(1)
 
  {
    /// Standard constructor
    /// \param stack  The VMC stack
  }

PrimaryGenerator() [2/3]

VMC::TR::PrimaryGenerator::PrimaryGenerator	(	const PrimaryGenerator &	origin,
		TVirtualMCStack *	stack )

Copy constructor (for clonig on worker thread in MT mode).

Parameters

origin	The source object (on master).
stack	The VMC stack

Definition at line 45 of file PrimaryGenerator.cxx.

    : TObject(origin), fStack(stack), fNofPrimaries(origin.fNofPrimaries)
  {
    /// Copy constructor (for clonig on worker thread in MT mode).
    /// \param origin    The source object (on master).
    /// \param stack  The VMC stack
  }

PrimaryGenerator() [3/3]

VMC::TR::PrimaryGenerator::PrimaryGenerator

(

)

Default constructor

Definition at line 55 of file PrimaryGenerator.cxx.

                                     : TObject(), fStack(0), fNofPrimaries(0)
  {
    /// Default constructor
  }

~PrimaryGenerator()

VMC::TR::PrimaryGenerator::~PrimaryGenerator ( )

virtual

Destructor

Definition at line 61 of file PrimaryGenerator.cxx.

  {
    /// Destructor
  }

Member Function Documentation

GeneratePrimaries()

void VMC::TR::PrimaryGenerator::GeneratePrimaries ( )

virtual

Fill the user stack (derived from TVirtualMCStack) with primary particles.

Definition at line 114 of file PrimaryGenerator.cxx.

  {
    /// Fill the user stack (derived from TVirtualMCStack) with primary
    /// particles.
 
    for (Int_t i = 0; i < fNofPrimaries; i++) {
      GenerateOnePrimary();
    }
  }

SetNofPrimaries()

void VMC::TR::PrimaryGenerator::SetNofPrimaries ( Int_t nofPrimaries )

inline

Set the number of particles to be generated

Parameters

nofPrimaries

The number of particles to be generated

Definition at line 63 of file PrimaryGenerator.h.

{
  fNofPrimaries = nofPrimaries;
}

GenerateOnePrimary()

void VMC::TR::PrimaryGenerator::GenerateOnePrimary ( )

private

Add one primary particle (kElectron) to the user stack (derived from TVirtualMCStack).

Definition at line 71 of file PrimaryGenerator.cxx.

  {
    /// Add one primary particle (kElectron) to the user stack
    /// (derived from TVirtualMCStack).
 
    // Track ID (filled by stack)
    Int_t ntr;
 
    // Option: to be tracked
    Int_t toBeDone = 1;
 
    // PDG
    Int_t pdg = kElectron;
    // Int_t pdg  = kRootino;
 
    // Polarization
    Double_t polx = 0.;
    Double_t poly = 0.;
    Double_t polz = 0.;
 
    // Position
    Double_t vx = 0.;
    Double_t vy = 0.;
    Double_t vz = 0.;
    Double_t tof = 0.;
 
    // Energy (in GeV)
    Double_t kinEnergy = 2.;
    Double_t mass = 0.51099906 * 1e-03;
    Double_t e = mass + kinEnergy;
 
    // Particle momentum
    Double_t px, py, pz;
    px = 0.;
    py = 0.;
    pz = sqrt(e * e - mass * mass);
 
    // Add particle to stack
    fStack->PushTrack(toBeDone, -1, pdg, px, py, pz, e, vx, vy, vz, tof, polx,
      poly, polz, kPPrimary, ntr, 1., 0);
  }

Member Data Documentation

fStack

TVirtualMCStack* VMC::TR::PrimaryGenerator::fStack

private

VMC stack.

Definition at line 53 of file PrimaryGenerator.h.

fNofPrimaries

Int_t VMC::TR::PrimaryGenerator::fNofPrimaries

private

Number of primary particles.

Definition at line 54 of file PrimaryGenerator.h.

---

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

• examples/TR/include/PrimaryGenerator.h
• examples/TR/src/PrimaryGenerator.cxx