CustomPDGParser Class Reference

#include <CustomPDGParser.h>

Static Public Member Functions
static double	s_charge (int pdg)
static std::vector< int >	s_containedQuarks (int pdg)
static int	s_containedQuarksCode (int pdg)
static bool	s_isChargino (int pdg)
static bool	s_isMesonino (int pdg)
static bool	s_isRBaryon (int pdg)
static bool	s_isRGlueball (int pdg)
static bool	s_isRHadron (int pdg)
static bool	s_isRMeson (int pdg)
static bool	s_isSbaryon (int pdg)
static bool	s_issbottomHadron (int pdg)
static bool	s_isSLepton (int pdg)
static bool	s_isstopHadron (int pdg)
static double	s_spin (int pdg)

Detailed Description

Definition at line 7 of file CustomPDGParser.h.

Member Function Documentation

double CustomPDGParser::s_charge ( int  pdg )

static

Definition at line 77 of file CustomPDGParser.cc.

References funct::abs(), DeDxDiscriminatorTools::charge(), lumiQueryAPI::q, s_containedQuarks(), s_containedQuarksCode(), s_isChargino(), s_isMesonino(), s_isRBaryon(), s_isRMeson(), s_isSbaryon(), s_issbottomHadron(), and s_isSLepton().

Referenced by CustomParticleFactory::addCustomParticle().

{
      float charge=0,sign=1;
      int pdgAbs=abs(pdg);
      if(pdg < 0 ) sign=-1;

      if(s_isSLepton(pdg))     //Sleptons
        {
      if(pdgAbs %2 == 0) 
          return 0;
           else
              return -sign;
    }

      if (s_isChargino(pdg)) {
    return sign;
      } 
      if(s_isRMeson(pdg))
      {
        std::vector<int> quarks = s_containedQuarks(pdg);
        if((quarks[1] % 2 == 0 && quarks[0] % 2 == 1)||(quarks[1] % 2 == 1 && quarks[0] % 2 == 0 )) charge=1;
        charge*=sign;       
       return charge;
      }

      if(s_isRBaryon(pdg))
      {
       int baryon = s_containedQuarksCode(pdg);
       for(int q=1; q< 1000; q*=10)
       {
        if(baryon / q % 2 == 0) charge+=2; else charge -=1; 
       }
        charge/=3;
    charge*=sign;
    return charge;
      }

      if(s_isMesonino(pdg))
    {
      int quark = s_containedQuarks(pdg)[0];
      int squark = abs(pdg/100%10);
      if (squark % 2 == 0 && quark % 2 == 1) charge = 1;
      if (squark % 2 == 1 && quark % 2 == 0) charge = 1;
      charge *= sign;
      if(s_issbottomHadron(pdg)) charge*=-1;
      return charge;
    }

      if(s_isSbaryon(pdg))
    {
      int baryon = s_containedQuarksCode(pdg)+100*(abs(pdg/1000%10));//Adding the squark back on
      for(int q=1; q< 1000; q*=10)
        {
          if(baryon / q % 2 == 0) charge+=2; else charge -=1; 
        }
      charge/=3;
      charge*=sign;
      if(s_issbottomHadron(pdg)) charge*=-1;
      return charge;
    }

return 0; 
}

std::vector< int > CustomPDGParser::s_containedQuarks ( int  pdg )

static

Definition at line 153 of file CustomPDGParser.cc.

References i, and s_containedQuarksCode().

Referenced by s_charge().

{
 std::vector<int> quarks;
 for(int i=s_containedQuarksCode(pdg); i > 0; i /= 10)
 {
    quarks.push_back(i % 10);
 }
 return quarks; 
}

int CustomPDGParser::s_containedQuarksCode ( int  pdg )

static

Definition at line 163 of file CustomPDGParser.cc.

References funct::abs(), s_isMesonino(), s_isRBaryon(), s_isRMeson(), and s_isSbaryon().

Referenced by s_charge(), and s_containedQuarks().

{
 int pdgAbs=abs(pdg);
 if(s_isRBaryon(pdg))
   return pdgAbs / 10 % 1000;

 if(s_isRMeson(pdg))
   return pdgAbs / 10 % 100;

 if(s_isMesonino(pdg))
   return pdgAbs / 10 % 1000 % 10;

 if(s_isSbaryon(pdg))
   return pdgAbs / 10 % 1000 % 100;


return 0;
}

bool CustomPDGParser::s_isChargino ( int  pdg )

static

Definition at line 70 of file CustomPDGParser.cc.

References funct::abs().

Referenced by s_charge().

{
  int pdgAbs = abs(pdg);
  return (pdgAbs == 1000024);  
}

bool CustomPDGParser::s_isMesonino ( int  pdg )

static

Definition at line 55 of file CustomPDGParser.cc.

References funct::abs().

Referenced by CustomParticleFactory::addCustomParticle(), s_charge(), and s_containedQuarksCode().

{
 int pdgAbs=abs(pdg);
 return ((pdgAbs % 10000 / 100 == 6 ) || (pdgAbs % 10000 / 100 == 5));


}

bool CustomPDGParser::s_isRBaryon ( int  pdg )

static

Definition at line 34 of file CustomPDGParser.cc.

References funct::abs().

Referenced by s_charge(), and s_containedQuarksCode().

{
 int pdgAbs=abs(pdg);
 return  (pdgAbs % 100000 / 10000 == 9);

}

bool CustomPDGParser::s_isRGlueball ( int  pdg )

static

Definition at line 41 of file CustomPDGParser.cc.

References funct::abs().

Referenced by s_isRHadron().

{
 int pdgAbs=abs(pdg);
 return  (pdgAbs % 100000 / 10 == 99);

}

bool CustomPDGParser::s_isRHadron ( int  pdg )

static

Definition at line 10 of file CustomPDGParser.cc.

References funct::abs(), and s_isRGlueball().

Referenced by CustomParticleFactory::addCustomParticle(), and CustomParticleFactory::getMassTable().

{
 int pdgAbs=abs(pdg);
 return ( (pdgAbs % 100000 / 10000 == 9) ||  (pdgAbs % 10000 / 1000 == 9) || s_isRGlueball(pdg) );
}

bool CustomPDGParser::s_isRMeson ( int  pdg )

static

Definition at line 48 of file CustomPDGParser.cc.

References funct::abs().

Referenced by s_charge(), and s_containedQuarksCode().

{
 int pdgAbs=abs(pdg);
 return (pdgAbs % 10000 / 1000 == 9);

}

bool CustomPDGParser::s_isSbaryon ( int  pdg )

static

Definition at line 63 of file CustomPDGParser.cc.

References funct::abs().

Referenced by CustomParticleFactory::addCustomParticle(), s_charge(), and s_containedQuarksCode().

{
 int pdgAbs=abs(pdg);
 return ((pdgAbs % 10000 / 1000 == 6) || (pdgAbs % 10000 / 1000 == 5));

}

bool CustomPDGParser::s_issbottomHadron ( int  pdg )

static

Definition at line 22 of file CustomPDGParser.cc.

References funct::abs().

Referenced by CustomParticleFactory::addCustomParticle(), and s_charge().

{
 int pdgAbs=abs(pdg);
 return ( (pdgAbs % 10000 / 1000 == 5) ||  (pdgAbs % 10000 / 100 == 5)  );
}

bool CustomPDGParser::s_isSLepton ( int  pdg )

static

Definition at line 28 of file CustomPDGParser.cc.

References funct::abs().

Referenced by CustomParticleFactory::addCustomParticle(), and s_charge().

{
 int pdgAbs=abs(pdg);
 return (pdgAbs / 100 % 10000 == 0 && pdgAbs / 10 % 10 == 1);
}

bool CustomPDGParser::s_isstopHadron ( int  pdg )

static

Definition at line 16 of file CustomPDGParser.cc.

References funct::abs().

Referenced by CustomParticleFactory::addCustomParticle(), and CustomParticleFactory::getMassTable().

{
 int pdgAbs=abs(pdg);
 return ( (pdgAbs % 10000 / 1000 == 6) ||  (pdgAbs % 1000 / 100 == 6)  );
}

double CustomPDGParser::s_spin ( int  pdg )

static

Definition at line 141 of file CustomPDGParser.cc.

References funct::abs().

Referenced by CustomParticleFactory::addCustomParticle().

{
  // The PDG numbering is described in the Review of Particle Physics: 
  // "3. In composite quark systems (diquarks, mesons, and baryons) ...
  // the rightmost digit nJ = 2J + 1 gives the system's spin."  
  // Since this does not apply to SUSY / exotic particles, 
  // if the spin is important for the simulation 
  // it should be hard-coded based on PDG ID in this function.  
 int pdgAbs=abs(pdg);
 return pdgAbs % 10;    
}