+++ /dev/null
-// ParticleData.h is a part of the PYTHIA event generator.
-// Copyright (C) 2008 Torbjorn Sjostrand.
-// PYTHIA is licenced under the GNU GPL version 2, see COPYING for details.
-// Please respect the MCnet Guidelines, see GUIDELINES for details.
-
-// Header file for the classes containing particle data.
-// DecayChannel contains info on a single decay channel.
-// DecayTable contains all decay channels of a particle.
-// ParticleDataEntry contains info on a single particle species.
-// ParticleDataTable collects info on all particles as a map.
-
-#ifndef Pythia8_ParticleData_H
-#define Pythia8_ParticleData_H
-
-#include "Basics.h"
-#include "Info.h"
-#include "PythiaStdlib.h"
-#include "ResonanceWidths.h"
-#include "Settings.h"
-
-namespace Pythia8 {
-
-//**************************************************************************
-
-// Forward reference to the ResonanceWidths class.
-class ResonanceWidths;
-
-//**************************************************************************
-
-// This class holds info on a single decay channel.
-
-class DecayChannel {
-
-public:
- // Constructor.
- DecayChannel(int onModeIn = 0, double bRatioIn = 0., int meModeIn = 0,
- int prod0 = 0, int prod1 = 0, int prod2 = 0, int prod3 = 0,
- int prod4 = 0, int prod5 = 0, int prod6 = 0, int prod7 = 0)
- : onModeSave(onModeIn), bRatioSave(bRatioIn), currentBRSave(0.),
- meModeSave(meModeIn), nProd(0), hasChangedSave(true) {
- prod[0] = prod0; prod[1] = prod1; prod[2] = prod2; prod[3] = prod3;
- prod[4] = prod4; prod[5] = prod5; prod[6] = prod6; prod[7] = prod7;
- for (int j = 0; j < 8; ++j) if (prod[j] != 0 && j == nProd) ++nProd; }
-
- // Member functions for input.
- void onMode(int onModeIn) {onModeSave = onModeIn; hasChangedSave = true;}
- void bRatio(double bRatioIn, bool countAsChanged = true) {
- bRatioSave = bRatioIn; if (countAsChanged) hasChangedSave = true;}
- void rescaleBR(double fac) {bRatioSave *= fac; hasChangedSave = true;}
- void meMode(int meModeIn) {meModeSave = meModeIn; hasChangedSave = true;}
- void multiplicity(int multIn) {nProd = multIn; hasChangedSave = true;}
- void product(int i, int prodIn) {prod[i] = prodIn; nProd = 0;
- for (int j = 0; j < 8; ++j) if (prod[j] != 0 && j == nProd) ++nProd;
- hasChangedSave = true;}
- void setHasChanged(bool hasChangedIn) {hasChangedSave = hasChangedIn;}
-
- // Member functions for output.
- int onMode() const {return onModeSave;}
- double bRatio() const {return bRatioSave;}
- int meMode() const {return meModeSave;}
- int multiplicity() const {return nProd;}
- int product(int i) const {return (i >= 0 && i < nProd) ? prod[i] : 0;}
- bool hasChanged() const { return hasChangedSave;}
-
- // Check for presence of particles anywhere in decay list.
- bool contains(int id1) const;
- bool contains(int id1, int id2) const;
- bool contains(int id1, int id2, int id3) const;
-
- // Input/output for current selection of decay modes.
- // Takes into account on/off switches and dynamic width for resonances.
- void currentBR(double currentBRIn) {currentBRSave = currentBRIn;}
- double currentBR() const {return currentBRSave;}
-
- // Input/output for nominal partial width; used by resonances.
- void onShellWidth(double onShellWidthIn) {
- onShellWidthSave = onShellWidthIn;}
- double onShellWidth() const {return onShellWidthSave;}
- void onShellWidthFactor(double factor) {onShellWidthSave *= factor;}
-
- // Input/output for fraction of secondary open widths; used by resonances.
- void openSec(int idSgn, double openSecIn) {
- if (idSgn > 0) openSecPos = openSecIn; else openSecNeg = openSecIn;}
- double openSec(int idSgn) const {
- return (idSgn > 0) ? openSecPos : openSecNeg;}
-
-private:
-
- // Decay channel info.
- int onModeSave;
- double bRatioSave, currentBRSave, onShellWidthSave, openSecPos,
- openSecNeg;
- int meModeSave, nProd, prod[8];
- bool hasChangedSave;
-
-};
-
-//**************************************************************************
-
-// This class holds info on all decay channels of a particle.
-
-class DecayTable {
-
-public:
-
- // Constructor.
- DecayTable() {}
-
- // Overload index operator to access a channel in the decay table.
- DecayChannel& operator[](int i){return channel[i];}
- const DecayChannel& operator[](int i) const {return channel[i];}
-
- // Add a decay channel to the decay table.
- void addChannel(int onMode = 0, double bRatio = 0., int meMode = 0,
- int prod0 = 0, int prod1 = 0, int prod2 = 0, int prod3 = 0,
- int prod4 = 0, int prod5 = 0, int prod6 = 0, int prod7 = 0) {
- channel.push_back( DecayChannel( onMode, bRatio, meMode, prod0,
- prod1, prod2, prod3, prod4, prod5, prod6, prod7) ); }
-
- // Decay table size.
- int size() const {return channel.size();}
-
- // Reset to empty decay table..
- void clear() {channel.resize(0);}
-
- // Rescale sum of branching ratios to unity.
- void rescaleBR(double newSumBR = 1.);
-
-private:
-
- // A vector containing all the decay channels of the particle.
- vector<DecayChannel> channel;
-
-};
-
-//**************************************************************************
-
-// This class holds info on a single particle species.
-
-class ParticleDataEntry {
-
-public:
-
- // Constructors: for antiparticle exists or not.
- ParticleDataEntry(int idIn = 0, string nameIn = " ",
- int spinTypeIn = 0, int chargeTypeIn = 0, int colTypeIn = 0,
- double m0In = 0., double mWidthIn = 0., double mMinIn = 0.,
- double mMaxIn = 0., double tau0In = 0.) : idSave(abs(idIn)),
- nameSave(nameIn), antiNameSave("void"), spinTypeSave(spinTypeIn),
- chargeTypeSave(chargeTypeIn), colTypeSave(colTypeIn), m0Save(m0In),
- mWidthSave (mWidthIn), mMinSave(mMinIn), mMaxSave(mMaxIn),
- tau0Save(tau0In), hasAntiSave(false), hasChangedSave(true),
- resonancePtr(0) {setDefaults();}
- ParticleDataEntry(int idIn, string nameIn, string antiNameIn,
- int spinTypeIn = 0, int chargeTypeIn = 0, int colTypeIn = 0,
- double m0In = 0., double mWidthIn = 0., double mMinIn = 0.,
- double mMaxIn = 0., double tau0In = 0.) : idSave(abs(idIn)),
- nameSave(nameIn), antiNameSave(antiNameIn), spinTypeSave(spinTypeIn),
- chargeTypeSave(chargeTypeIn), colTypeSave(colTypeIn), m0Save(m0In),
- mWidthSave (mWidthIn), mMinSave(mMinIn), mMaxSave(mMaxIn),
- tau0Save(tau0In), hasAntiSave(true), hasChangedSave(true),
- resonancePtr(0) {setDefaults();
- if (toLower(antiNameIn) == "void") hasAntiSave = false;}
-
- // Destructor: delete any ResonanceWidths object.
- ~ParticleDataEntry();
-
- // Initialize static pointer to Info for error messages.
- static void initPtr(Info* infoPtrIn) {infoPtr = infoPtrIn;}
-
- // Initialize static data members.
- static void initStatic();
-
- // Initialization of some particle flags.
- void setDefaults();
-
- // Prepare for and pick mass according to Breit-Wigner.
- void initBWmass();
- double mass();
-
- // Calculate running mass - for quarks only! (Else normal mass.)
- double mRun(double mH);
-
- // Random choice of decay channel according to branching ratios.
- bool preparePick(int idSgn, double mHat = 0., int idInFlav = 0);
- DecayChannel& pickChannel();
-
- // Change current values one at a time (or set if not set before).
- // (Must use set here since else name+signature clash with get methods.)
- void setName(string nameIn) {nameSave = nameIn; hasChangedSave = true;}
- void setAntiName(string antiNameIn) {antiNameSave = antiNameIn;
- hasChangedSave = true;}
- void setSpinType(int spinTypeIn) {spinTypeSave = spinTypeIn;
- hasChangedSave = true;}
- void setChargeType(int chargeTypeIn) {chargeTypeSave = chargeTypeIn;
- hasChangedSave = true;}
- void setColType(int colTypeIn) {colTypeSave = colTypeIn;
- hasChangedSave = true;}
- void setM0(double m0In) {m0Save = m0In; setConstituentMass();
- hasChangedSave = true;}
- void setMWidth(double mWidthIn, bool countAsChanged = true) {
- mWidthSave = mWidthIn; if (countAsChanged) hasChangedSave = true;}
- void setMMin(double mMinIn) {mMinSave = mMinIn; hasChangedSave = true;}
- void setMMax(double mMaxIn) {mMaxSave = mMaxIn; hasChangedSave = true;}
- void setTau0(double tau0In) {tau0Save = tau0In; hasChangedSave = true;}
- void setIsResonance(bool isResonanceIn) {isResonanceSave = isResonanceIn;
- hasChangedSave = true;}
- void setMayDecay(bool mayDecayIn, bool countAsChanged = true) {
- mayDecaySave = mayDecayIn; if (countAsChanged) hasChangedSave = true;}
- void setDoExternalDecay(bool doExternalDecayIn)
- {doExternalDecaySave = doExternalDecayIn; hasChangedSave = true;}
- void setIsVisible(bool isVisibleIn) {isVisibleSave = isVisibleIn;
- hasChangedSave = true;}
- void setDoForceWidth(bool doForceWidthIn) {doForceWidthSave = doForceWidthIn;
- hasChangedSave = true;}
-
- // Change several values at the same time (or set if not set before).
- void setNames(string nameIn, string antiNameIn) {nameSave = nameIn;
- antiNameSave = antiNameIn; hasAntiSave = true; if (toLower(antiNameIn)
- == "void") hasAntiSave = false; hasChangedSave = true;}
- void setAll(string nameIn, string antiNameIn, int spinTypeIn = 0,
- int chargeTypeIn = 0, int colTypeIn = 0, double m0In = 0.,
- double mWidthIn = 0., double mMinIn = 0., double mMaxIn = 0.,
- double tau0In = 0.)
- {nameSave = nameIn; antiNameSave = antiNameIn; hasAntiSave = true;
- if (toLower(antiNameIn) == "void") hasAntiSave = false;
- spinTypeSave = spinTypeIn; chargeTypeSave = chargeTypeIn;
- colTypeSave = colTypeIn; m0Save = m0In; mWidthSave = mWidthIn;
- mMinSave = mMinIn; mMaxSave = mMaxIn; tau0Save = tau0In;
- setDefaults(); hasChangedSave = true;}
- void setHasChanged(bool hasChangedIn) {hasChangedSave = hasChangedIn;
- for (int i = 0; i < decay.size(); ++i)
- decay[i].setHasChanged(hasChangedIn);}
- void rescaleBR(double newSumBR = 1.) {decay.rescaleBR(newSumBR);}
-
- // Give back current values.
- int id() const { return idSave; }
- bool hasAnti() const { return hasAntiSave; }
- string name(int idIn = 1) const {
- return (idIn > 0) ? nameSave : antiNameSave; }
- int spinType() const {return spinTypeSave; }
- int chargeType(int idIn = 1) const {
- return (idIn > 0) ? chargeTypeSave : -chargeTypeSave; }
- double charge(int idIn = 1) const {
- return (idIn > 0) ? chargeTypeSave / 3. : -chargeTypeSave / 3.; }
- int colType(int idIn = 1) const {
- if (colTypeSave == 2) return colTypeSave;
- return (idIn > 0) ? colTypeSave : -colTypeSave; }
- double m0() const { return m0Save; }
- double constituentMass() const { return constituentMassSave; }
- double mWidth() const { return mWidthSave; }
- double mMin() const { return mMinSave; }
- double mMax() const { return mMaxSave; }
- double m0Min() const {
- return (modeBWnow == 0) ? m0Save : mMinSave; }
- double m0Max() const {
- return (modeBWnow == 0) ? m0Save : mMaxSave; }
- double tau0() const { return tau0Save; }
- bool isResonance() const { return isResonanceSave; }
- bool mayDecay() const { return mayDecaySave; }
- bool doExternalDecay() const { return doExternalDecaySave; }
- bool isVisible() const { return isVisibleSave; }
- bool doForceWidth() const { return doForceWidthSave; }
-
- // Give back other quantities.
- bool hasChanged() const { if (hasChangedSave) return true;
- for (int i = 0; i < decay.size(); ++i)
- if (decay[i].hasChanged()) return true; return false;}
- bool useBreitWigner() const { return (modeBWnow > 0); }
- bool canDecay() const { return (decay.size() > 0);}
- bool isLepton() const { return (idSave > 10 && idSave < 19);}
- bool isQuark() const { return (idSave != 0 && idSave < 9);}
- bool isGluon() const { return (idSave == 21);}
- bool isDiquark() const { return (idSave > 1000 && idSave < 10000
- && (idSave/10)%10 == 0);}
- bool isHadron() const;
- bool isMeson() const;
- bool isBaryon() const;
-
- // Intermediate octet ccbar or bbar states in colour-octet model.
- bool isOctetHadron() const {return (idSave == 9900441
- || idSave == 9900443 || idSave == 9900551 || idSave == 9900553
- || idSave == 9910441 || idSave == 9910551); }
- int heaviestQuark(int idIn = 1) const;
- int baryonNumberType(int idIn = 1) const;
-
- // The decay table.
- DecayTable decay;
-
- // Access methods stored in ResonanceWidths.
- void setResonancePtr(ResonanceWidths* resonancePtrIn);
- ResonanceWidths* getResonancePtr() const {return resonancePtr;}
- void resInit();
- double resWidth(int idSgn, double mHat, int idIn = 0,
- bool openOnly = false, bool setBR = false);
- double resWidthOpen(int idSgn, double mHat, int idIn = 0);
- double resWidthStore(int idSgn, double mHat, int idIn = 0);
- double resOpenFrac(int idSgn);
- double resWidthRescaleFactor();
- double resWidthChan(double mHat, int idAbs1 = 0, int idAbs2 = 0);
-
-private:
-
- // Static initialization data, normally only set once.
- static int modeBreitWigner;
- static double maxEnhanceBW, mQRun[7], Lambda5Run;
-
- // Constants: could only be changed in the code itself.
- static const int INVISIBLENUMBER, INVISIBLETABLE[29];
- static const double MAXTAU0FORDECAY,MINMASSRESONANCE, NARROWMASS,
- CONSTITUENTMASSTABLE[6];
-
- // Pointer to various information on the generation.
- static Info* infoPtr;
-
- // Particle data.
- int idSave;
- string nameSave, antiNameSave;
- int spinTypeSave, chargeTypeSave, colTypeSave;
- double m0Save, mWidthSave, mMinSave, mMaxSave, tau0Save,
- constituentMassSave;
- bool hasAntiSave, isResonanceSave, mayDecaySave, doExternalDecaySave,
- isVisibleSave, doForceWidthSave, hasChangedSave;
-
- // Extra data for mass selection according to a Breit-Wigner.
- int modeBWnow;
- double atanLow, atanDif, mThr;
-
- // Summed branching ratio of currently open channels.
- double currentBRSum;
-
- // Pointer to ResonanceWidths object; only used for some particles.
- ResonanceWidths* resonancePtr;
-
- // Set constituent mass.
- void setConstituentMass();
-
- // Useful functions for string handling.
- static string toLower(const string& name);
-
-};
-
-//**************************************************************************
-
-// This class holds a map of all ParticleDataEntries.
-
-class ParticleDataTable {
-
-public:
-
- // Constructor.
- ParticleDataTable() {}
-
- // Initialize static pointer.
- static void initPtr(Info* infoPtrIn) {infoPtr = infoPtrIn;}
-
- // Read in database from specific file.
- static bool init(string startFile = "../xmldoc/ParticleData.xml") {
- return readXML(startFile);}
-
- // Overwrite existing database by reading from specific file.
- static bool reInit(string startFile, bool xmlFormat = true) {
- return (xmlFormat) ? readXML(startFile) : readFF(startFile);}
-
- // Initialize the handling of Breit-Wigner mass selection.
- static void initBWmass() {
- for (map<int, ParticleDataEntry>::iterator pdtEntry = pdt.begin();
- pdtEntry != pdt.end(); ++pdtEntry) pdtEntry->second.initBWmass(); }
-
- // Initialize the special handling of resonances in ResonanceWidths.
- static void initResonances(vector<ResonanceWidths*> resonancePtrs,
- bool reInit = false);
-
- // Calculate a mass, picked according to Breit-Wigner.
- static double mass(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].mass() : 0. ; }
-
- // Calculate running mass - for quarks only! (Else normal mass.)
- static double mRun(int idIn, double mH) {
- return isParticle(idIn) ? pdt[abs(idIn)].mRun(mH) : 0. ; }
-
- // Read or list whole (or part of) database from/to an XML file.
- static bool readXML(string inFile, bool reset = true) ;
- static void listXML(string outFile) ;
-
- // Read or list whole (or part of) database from/to a free format file.
- static bool readFF(string inFile, bool reset = true) ;
- static void listFF(string outFile) ;
-
- // Read in one update from a single line.
- static bool readString(string lineIn, bool warn = true,
- ostream& os = cout) ;
-
- // Print out table of whole database, or of only part of it.
- static void listAll(ostream& os = cout) {list(false, true, os);}
- static void listChanged(ostream& os = cout) {list(true, false, os);}
- static void listChanged(bool changedRes, ostream& os = cout)
- {list(true, changedRes, os);}
- static void list(bool changedOnly = false, bool changedRes = true,
- ostream& os = cout) ;
- static void list(int idList, ostream& os = cout) {
- vector<int> idListTemp; idListTemp.push_back(idList);
- list( idListTemp, os);}
- static void list(vector<int> idList, ostream& os = cout) ;
-
- // Check that table makes sense, especially for decays.
- static void checkTable(ostream& os = cout) {checkTable(1, os);};
- static void checkTable(int verbosity, ostream& os = cout) ;
-
- // Add new entry.
- static void addParticle(int idIn, string nameIn = " ",
- int spinTypeIn = 0, int chargeTypeIn = 0, int colTypeIn = 0,
- double m0In = 0., double mWidthIn = 0., double mMinIn = 0.,
- double mMaxIn = 0., double tau0In = 0.)
- { pdt[abs(idIn)] = ParticleDataEntry(idIn, nameIn, spinTypeIn,
- chargeTypeIn, colTypeIn, m0In, mWidthIn, mMinIn, mMaxIn, tau0In); }
- static void addParticle(int idIn, string nameIn, string antiNameIn,
- int spinTypeIn = 0, int chargeTypeIn = 0, int colTypeIn = 0,
- double m0In = 0., double mWidthIn = 0., double mMinIn = 0.,
- double mMaxIn = 0., double tau0In = 0.)
- { pdt[abs(idIn)] = ParticleDataEntry(idIn, nameIn, antiNameIn,
- spinTypeIn, chargeTypeIn, colTypeIn, m0In, mWidthIn, mMinIn,
- mMaxIn, tau0In); }
-
- // Query existence of an entry.
- static bool isParticle(int idIn) {
- if (pdt.find(abs(idIn)) == pdt.end()) return false;
- if (idIn > 0 || pdt[abs(idIn)].hasAnti()) return true;
- return false; }
-
- // Return pointer to entry.
- static ParticleDataEntry* particleDataPtr(int idIn) {
- return (isParticle(idIn)) ? &pdt[abs(idIn)] : &pdt[0]; }
-
- // Return the id of the sequentially next particle stored in table.
- static int nextId(int idIn) ;
-
- // Change current values one at a time (or set if not set before).
- static void name(int idIn, string nameIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setName(nameIn); }
- static void antiName(int idIn, string antiNameIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setAntiName(antiNameIn); }
- static void spinType(int idIn, int spinTypeIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setSpinType(spinTypeIn); }
- static void chargeType(int idIn, int chargeTypeIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setChargeType(chargeTypeIn); }
- static void colType(int idIn, int colTypeIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setColType(colTypeIn); }
- static void m0(int idIn, double m0In) {
- if (isParticle(idIn)) pdt[abs(idIn)].setM0(m0In); }
- static void mWidth(int idIn, double mWidthIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setMWidth(mWidthIn); }
- static void mMin(int idIn, double mMinIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setMMin(mMinIn); }
- static void mMax(int idIn, double mMaxIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setMMax(mMaxIn); }
- static void tau0(int idIn, double tau0In) {
- if (isParticle(idIn)) pdt[abs(idIn)].setTau0(tau0In); }
- static void isResonance(int idIn, bool isResonanceIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setIsResonance(isResonanceIn); }
- static void mayDecay(int idIn, bool mayDecayIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setMayDecay(mayDecayIn); }
- static void doExternalDecay(int idIn, bool doExternalDecayIn) {
- if (isParticle(idIn))
- pdt[abs(idIn)].setDoExternalDecay(doExternalDecayIn); }
- static void isVisible(int idIn, bool isVisibleIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setIsVisible(isVisibleIn); }
- static void doForceWidth(int idIn, bool doForceWidthIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setDoForceWidth(doForceWidthIn); }
-
- // Change several values at the same time (or set if not set before).
- static void names(int idIn, string nameIn, string antiNameIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setNames(nameIn, antiNameIn); }
- static void setAll(int idIn, string nameIn, string antiNameIn,
- int spinTypeIn = 0, int chargeTypeIn = 0, int colTypeIn = 0,
- double m0In = 0., double mWidthIn = 0., double mMinIn = 0.,
- double mMaxIn = 0.,double tau0In = 0.)
- { if (isParticle(idIn)) pdt[abs(idIn)].setAll( nameIn, antiNameIn,
- spinTypeIn, chargeTypeIn, colTypeIn, m0In, mWidthIn, mMinIn, mMaxIn,
- tau0In); }
- static void hasChanged(int idIn, bool hasChangedIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].setHasChanged(hasChangedIn); }
- static void rescaleBR(int idIn, double newSumBR = 1.) {
- if (isParticle(idIn)) pdt[abs(idIn)].rescaleBR(newSumBR); }
-
- // Give back current values.
- static bool hasAnti(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].hasAnti() : false ; }
- static string name(int idIn) {
- return (isParticle(abs(idIn))) ? pdt[abs(idIn)].name(idIn) : " "; }
- static int spinType(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].spinType() : 0 ; }
- static int chargeType(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].chargeType(idIn) : 0 ; }
- static double charge(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].charge(idIn) : 0 ; }
- static int colType(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].colType(idIn) : 0 ; }
- static double m0(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].m0() : 0. ; }
- static double constituentMass(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].constituentMass() : 0. ; }
- static double mWidth(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].mWidth() : 0. ; }
- static double mMin(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].mMin() : 0. ; }
- static double m0Min(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].m0Min() : 0. ; }
- static double mMax(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].mMax() : 0. ; }
- static double m0Max(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].m0Max() : 0. ; }
- static double tau0(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].tau0() : 0. ; }
- static bool isResonance(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isResonance() : false ; }
- static bool mayDecay(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].mayDecay() : false ; }
- static bool doExternalDecay(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].doExternalDecay() : false ; }
- static bool isVisible(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isVisible() : false ; }
- static bool doForceWidth(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].doForceWidth() : false ; }
-
- // Give back other quantities.
- static bool hasChanged(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].hasChanged() : false ; }
- static bool useBreitWigner(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].useBreitWigner() : false ; }
- static bool canDecay(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].canDecay() : false ; }
- static bool isLepton(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isLepton() : false ; }
- static bool isQuark(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isQuark() : false ; }
- static bool isGluon(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isGluon() : false ; }
- static bool isDiquark(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isDiquark() : false ; }
- static bool isHadron(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isHadron() : false ; }
- static bool isMeson(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isMeson() : false ; }
- static bool isBaryon(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isBaryon() : false ; }
- static bool isOctetHadron(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].isOctetHadron() : false ; }
- static int heaviestQuark(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].heaviestQuark(idIn) : 0 ; }
- static int baryonNumberType(int idIn) {
- return isParticle(idIn) ? pdt[abs(idIn)].baryonNumberType(idIn) : 0 ; }
-
- // Access methods stored in ResonanceWidths.
- static void resInit(int idIn) {
- if (isParticle(idIn)) pdt[abs(idIn)].resInit();}
- static double resWidth(int idIn, double mHat, int idInFlav = 0,
- bool openOnly = false, bool setBR = false) {
- return isParticle(idIn) ? pdt[abs(idIn)].resWidth(idIn, mHat,
- idInFlav, openOnly, setBR) : 0.;}
- static double resWidthOpen(int idIn, double mHat, int idInFlav = 0) {
- return isParticle(idIn) ? pdt[abs(idIn)].resWidthOpen(idIn, mHat,
- idInFlav) : 0.;}
- static double resWidthStore(int idIn, double mHat, int idInFlav = 0) {
- return isParticle(idIn) ? pdt[abs(idIn)].resWidthStore(idIn, mHat,
- idInFlav) : 0.;}
- static double resOpenFrac(int id1In, int id2In = 0, int id3In = 0);
- static double resWidthRescaleFactor(int idIn) { return isParticle(idIn)
- ? pdt[abs(idIn)].resWidthRescaleFactor() : 0.;}
- static double resWidthChan(int idIn, double mHat, int idAbs1 = 0,
- int idAbs2 = 0) { return isParticle(idIn)
- ? pdt[abs(idIn)].resWidthChan( mHat, idAbs1, idAbs2) : 0.;}
-
-private:
-
- // Pointer to various information on the generation.
- static Info* infoPtr;
-
- // All particle data stored in a map.
- static map<int, ParticleDataEntry> pdt;
-
- // Pointer to current particle (e.g. when reading decay channels).
- static ParticleDataEntry* particlePtr;
-
- // Flag that initialization has been performed.
- static bool isInit;
-
- // Useful functions for string handling.
- static string toLower(const string& name);
- static bool boolString(string tag);
- static string attributeValue(string line, string attribute);
- static bool boolAttributeValue(string line, string attribute);
- static int intAttributeValue(string line, string attribute);
- static double doubleAttributeValue(string line, string attribute);
-
-};
-
-//**************************************************************************
-
-} // end namespace Pythia8
-
-#endif // Pythia8_ParticleData_H
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff