Gabriele Cosmo
123 lines
4.6 KiB
C++
123 lines
4.6 KiB
C++
// This code implementation is the intellectual property of
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// the GEANT4 collaboration.
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//
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// By copying, distributing or modifying the Program (or any work
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// based on the Program) you indicate your acceptance of this statement,
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// and all its terms.
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//
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// $Id: G4RhoZero.cc,v 1.2.8.1 1999/12/07 20:49:45 gunter Exp $
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// GEANT4 tag $Name: geant4-01-00 $
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//
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//
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// ----------------------------------------------------------------------
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// GEANT 4 class implementation file
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//
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// For information related to this code contact:
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// CERN, CN Division, ASD Group
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// History: first implementation Hisaya Kurashige, 8 June 1998
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// **********************************************************************
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// Change both methods to get the pointer into non-inlined H.Kurashige 4 Aug. 1998
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// ------------------------------------------------------------
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#include <fstream.h>
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#include <iomanip.h>
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#include "G4RhoZero.hh"
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#include "G4PhaseSpaceDecayChannel.hh"
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#include "G4DecayTable.hh"
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// ######################################################################
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// ### RhoZero ###
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// ######################################################################
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G4RhoZero::G4RhoZero(
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const G4String& aName, G4double mass,
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G4double width, G4double charge,
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G4int iSpin, G4int iParity,
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G4int iConjugation, G4int iIsospin,
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G4int iIsospin3, G4int gParity,
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const G4String& pType, G4int lepton,
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G4int baryon, G4int encoding,
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G4bool stable, G4double lifetime,
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G4DecayTable *decaytable )
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: G4VMeson( aName,mass,width,charge,iSpin,iParity,
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iConjugation,iIsospin,iIsospin3,gParity,pType,
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lepton,baryon,encoding,stable,lifetime,decaytable )
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{
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// Anti-particle of RhoZero is RhoZero itself
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SetAntiPDGEncoding(encoding);
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SetPDGStable(false);
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//create Decay Table
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G4DecayTable* table = GetDecayTable();
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if (table!=NULL) delete table;
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table = new G4DecayTable();
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// create decay channels
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G4VDecayChannel** mode = new G4VDecayChannel*[1];
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// RhoZero -> pi+ + pi-
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mode[0] = new G4PhaseSpaceDecayChannel("rho0",1.000,2,"pi+","pi-");
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table->Insert(mode[0]);
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delete [] mode;
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SetDecayTable(table);
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}
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// ......................................................................
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// ... static member definitions ...
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// ......................................................................
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//
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// Arguments for constructor are as follows
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// name mass width charge
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// 2*spin parity C-conjugation
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// 2*Isospin 2*Isospin3 G-parity
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// type lepton number baryon number PDG encoding
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// stable lifetime decay table
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G4RhoZero G4RhoZero::theRhoZero(
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"rho0", 770.0*MeV, 150.7*MeV, 0.0,
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2, -1, -1,
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2, 0, +1,
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"meson", 0, 0, 113,
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false, 0.0*ns, NULL
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);
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G4RhoZero* G4RhoZero::RhoZeroDefinition(){return &theRhoZero;}
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G4RhoZero* G4RhoZero::RhoZero(){return &theRhoZero;}
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// initialization for static cut values
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G4double G4RhoZero::theRhoZeroLengthCut = -1.0;
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G4double* G4RhoZero::theRhoZeroKineticEnergyCuts = NULL;
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// **********************************************************************
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// **************************** SetCuts *********************************
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// **********************************************************************
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void G4RhoZero::SetCuts(G4double aCut)
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{
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theCutInMaxInteractionLength = aCut;
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const G4MaterialTable* materialTable = G4Material::GetMaterialTable();
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// Create the vector of cuts in energy
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// corresponding to the stopping range cut
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if(theKineticEnergyCuts) delete theKineticEnergyCuts;
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theKineticEnergyCuts = new G4double [materialTable->length()];
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// Build range vector for every material, convert cut into energy-cut,
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// fill theKineticEnergyCuts and delete the range vector
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for (G4int J=0; J<materialTable->length(); J++)
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{
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G4Material* aMaterial = (*materialTable)[J];
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theKineticEnergyCuts[J] = LowestEnergy;
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}
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theRhoZeroLengthCut = theCutInMaxInteractionLength;
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theRhoZeroKineticEnergyCuts = theKineticEnergyCuts;
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}
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