#include <GaussEvtVtxGenerator.h>

Inheritance diagram for GaussEvtVtxGenerator:

Public Member Functions
	GaussEvtVtxGenerator (const edm::ParameterSet &p)
virtual TMatrixD *	GetInvLorentzBoost ()
void	meanX (double m=0)
	set mean in X in cm
void	meanY (double m=0)
	set mean in Y in cm
void	meanZ (double m=0)
	set mean in Z in cm
virtual HepMC::FourVector *	newVertex ()
	return a new event vertex
void	sigmaX (double s=1.0)
	set resolution in X in cm
void	sigmaY (double s=1.0)
	set resolution in Y in cm
void	sigmaZ (double s=1.0)
	set resolution in Z in cm
virtual	~GaussEvtVtxGenerator ()
Private Member Functions
	GaussEvtVtxGenerator (const GaussEvtVtxGenerator &p)
GaussEvtVtxGenerator &	operator= (const GaussEvtVtxGenerator &rhs)
Private Attributes
double	fMeanX
double	fMeanY
double	fMeanZ
CLHEP::RandGaussQ *	fRandom
double	fSigmaX
double	fSigmaY
double	fSigmaZ
double	fTimeOffset

Detailed Description

Definition at line 17 of file GaussEvtVtxGenerator.h.

Constructor & Destructor Documentation

GaussEvtVtxGenerator::GaussEvtVtxGenerator ( const edm::ParameterSet & p )

Definition at line 15 of file GaussEvtVtxGenerator.cc.

References Exception, fMeanX, fMeanY, fMeanZ, fRandom, fSigmaX, fSigmaY, fSigmaZ, fTimeOffset, BaseEvtVtxGenerator::getEngine(), and edm::ParameterSet::getParameter().

: BaseEvtVtxGenerator(p)
{ 
  
  fRandom = new CLHEP::RandGaussQ(getEngine());
  
  fMeanX =  p.getParameter<double>("MeanX")*cm;
  fMeanY =  p.getParameter<double>("MeanY")*cm;
  fMeanZ =  p.getParameter<double>("MeanZ")*cm;
  fSigmaX = p.getParameter<double>("SigmaX")*cm;
  fSigmaY = p.getParameter<double>("SigmaY")*cm;
  fSigmaZ = p.getParameter<double>("SigmaZ")*cm;
  fTimeOffset = p.getParameter<double>("TimeOffset")*ns*c_light;
  
  if (fSigmaX < 0) {
    throw cms::Exception("Configuration")
      << "Error in GaussEvtVtxGenerator: "
      << "Illegal resolution in X (SigmaX is negative)";
  }
  if (fSigmaY < 0) {
    throw cms::Exception("Configuration")
      << "Error in GaussEvtVtxGenerator: "
      << "Illegal resolution in Y (SigmaY is negative)";
  }
  if (fSigmaZ < 0) {
    throw cms::Exception("Configuration")
      << "Error in GaussEvtVtxGenerator: "
      << "Illegal resolution in Z (SigmaZ is negative)";
  }
}

GaussEvtVtxGenerator::~GaussEvtVtxGenerator ( ) [virtual]

Definition at line 46 of file GaussEvtVtxGenerator.cc.

References fRandom.

{
  delete fRandom; 
}

GaussEvtVtxGenerator::GaussEvtVtxGenerator ( const GaussEvtVtxGenerator & p ) [private]

Copy constructor

Member Function Documentation

virtual TMatrixD* GaussEvtVtxGenerator::GetInvLorentzBoost ( ) [inline, virtual]

Implements BaseEvtVtxGenerator.

Definition at line 27 of file GaussEvtVtxGenerator.h.

                                         {
          return 0;
  }

void GaussEvtVtxGenerator::meanX ( double m = 0 ) [inline]

set mean in X in cm

Definition at line 40 of file GaussEvtVtxGenerator.h.

References fMeanX, and m.

{ fMeanX=m; }

void GaussEvtVtxGenerator::meanY ( double m = 0 ) [inline]

set mean in Y in cm

Definition at line 42 of file GaussEvtVtxGenerator.h.

References fMeanY, and m.

{ fMeanY=m; }

void GaussEvtVtxGenerator::meanZ ( double m = 0 ) [inline]

set mean in Z in cm

Definition at line 44 of file GaussEvtVtxGenerator.h.

References fMeanZ, and m.

{ fMeanZ=m; }

HepMC::FourVector * GaussEvtVtxGenerator::newVertex ( ) [virtual]

return a new event vertex

Implements BaseEvtVtxGenerator.

Definition at line 53 of file GaussEvtVtxGenerator.cc.

References fMeanX, fMeanY, fMeanZ, fRandom, fSigmaX, fSigmaY, fSigmaZ, fTimeOffset, BaseEvtVtxGenerator::fVertex, X, and Gflash::Z.

                                                 {
  double X,Y,Z;
  X = fSigmaX * fRandom->fire() + fMeanX ;
  Y = fSigmaY * fRandom->fire() + fMeanY ;
  Z = fSigmaZ * fRandom->fire() + fMeanZ ;

  //if (fVertex == 0) fVertex = new CLHEP::Hep3Vector;
  if ( fVertex == 0 ) fVertex = new HepMC::FourVector() ;
  fVertex->set( X, Y, Z, fTimeOffset ) ;

  return fVertex;
}

GaussEvtVtxGenerator& GaussEvtVtxGenerator::operator= ( const GaussEvtVtxGenerator & rhs ) [private]

Copy assignment operator

void GaussEvtVtxGenerator::sigmaX ( double s = 1.0 )

set resolution in X in cm

Definition at line 66 of file GaussEvtVtxGenerator.cc.

References Exception, fSigmaX, and alignCSCRings::s.

{ 
  if (s>=0 ) {
    fSigmaX=s; 
  }
  else {
    throw cms::Exception("LogicError")
      << "Error in GaussEvtVtxGenerator::sigmaX: "
      << "Illegal resolution in X (negative)";
  }
}

void GaussEvtVtxGenerator::sigmaY ( double s = 1.0 )

set resolution in Y in cm

Definition at line 78 of file GaussEvtVtxGenerator.cc.

References Exception, fSigmaY, and alignCSCRings::s.

{ 
  if (s>=0 ) {
    fSigmaY=s; 
  }
  else {
    throw cms::Exception("LogicError")
      << "Error in GaussEvtVtxGenerator::sigmaY: "
      << "Illegal resolution in Y (negative)";
  }
}

void GaussEvtVtxGenerator::sigmaZ ( double s = 1.0 )

set resolution in Z in cm

Definition at line 90 of file GaussEvtVtxGenerator.cc.

References Exception, fSigmaZ, and alignCSCRings::s.

{ 
  if (s>=0 ) {
    fSigmaZ=s; 
  }
  else {
    throw cms::Exception("LogicError")
      << "Error in GaussEvtVtxGenerator::sigmaZ: "
      << "Illegal resolution in Z (negative)";
  }
}