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26 // 26 //
>> 27 // $Id: G4ExcitedStringDecay.hh,v 1.7 2007/05/03 22:06:17 gunter Exp $
>> 28 // GEANT4 tag $Name: geant4-09-02 $
27 // 29 //
28 #ifndef G4ExcitedStringDecay_h 30 #ifndef G4ExcitedStringDecay_h
29 #define G4ExcitedStringDecay_h 1 31 #define G4ExcitedStringDecay_h 1
30 32
31 #include "globals.hh" 33 #include "globals.hh"
32 #include "G4VStringFragmentation.hh" 34 #include "G4VStringFragmentation.hh"
33 #include "G4ExcitedStringVector.hh" 35 #include "G4ExcitedStringVector.hh"
34 #include "G4KineticTrackVector.hh" 36 #include "G4KineticTrackVector.hh"
35 << 37 #include "G4LundStringFragmentation.hh"
36 class G4VLongitudinalStringDecay; <<
37 38
38 class G4ExcitedStringDecay: public G4VStringFr 39 class G4ExcitedStringDecay: public G4VStringFragmentation
39 { 40 {
40 public: 41 public:
41 G4ExcitedStringDecay(G4VLongitudinalStri << 42 G4ExcitedStringDecay();
42 virtual ~G4ExcitedStringDecay(); << 43 G4ExcitedStringDecay(G4VLongitudinalStringDecay * aStringDecay);
>> 44 ~G4ExcitedStringDecay();
43 45
44 private: 46 private:
45 G4ExcitedStringDecay(const G4ExcitedStri 47 G4ExcitedStringDecay(const G4ExcitedStringDecay &right);
46 const G4ExcitedStringDecay & operator=(c 48 const G4ExcitedStringDecay & operator=(const G4ExcitedStringDecay &right);
47 G4bool operator==(const G4ExcitedStringD << 49 int operator==(const G4ExcitedStringDecay &right) const;
48 G4bool operator!=(const G4ExcitedStringD << 50 int operator!=(const G4ExcitedStringDecay &right) const;
49 51
50 public: 52 public:
>> 53
51 virtual G4KineticTrackVector * FragmentS 54 virtual G4KineticTrackVector * FragmentStrings(const G4ExcitedStringVector * theStrings);
52 55
53 private: 56 private:
54 G4KineticTrackVector * FragmentString(co 57 G4KineticTrackVector * FragmentString(const G4ExcitedString &theString);
55 G4bool EnergyAndMomentumCorrector(G4Kine 58 G4bool EnergyAndMomentumCorrector(G4KineticTrackVector* Output, G4LorentzVector& TotalCollisionMom);
>> 59
56 G4VLongitudinalStringDecay * theStringDe 60 G4VLongitudinalStringDecay * theStringDecay;
>> 61
57 }; 62 };
58 63
>> 64 inline
>> 65 G4KineticTrackVector *G4ExcitedStringDecay::
>> 66 FragmentString(const G4ExcitedString &theString)
>> 67 {
>> 68 if ( theStringDecay == NULL )
>> 69 theStringDecay=new G4LundStringFragmentation();
>> 70
>> 71 return theStringDecay->FragmentString(theString);
>> 72 }
>> 73
>> 74 inline
>> 75 G4KineticTrackVector *G4ExcitedStringDecay::
>> 76 FragmentStrings(const G4ExcitedStringVector * theStrings)
>> 77 {
>> 78 G4KineticTrackVector * theResult = new G4KineticTrackVector;
>> 79
>> 80 G4LorentzVector KTsum;
>> 81 G4LorentzVector KTsecondaries;
>> 82 G4bool NeedEnergyCorrector=false;
>> 83
>> 84 for ( unsigned int astring=0; astring < theStrings->size(); astring++)
>> 85 {
>> 86 KTsum+= theStrings->operator[](astring)->Get4Momentum();
>> 87 if( !(KTsum.e()<1) && !(KTsum.e()>-1) )
>> 88 {
>> 89 throw G4HadronicException(__FILE__, __LINE__,
>> 90 "G4ExcitedStringDecay::FragmentStrings received nan string...");
>> 91 }
>> 92 G4KineticTrackVector * generatedKineticTracks = NULL;
>> 93
>> 94 if ( theStrings->operator[](astring)->IsExcited() )
>> 95 {
>> 96 generatedKineticTracks=FragmentString(*theStrings->operator[](astring));
>> 97 } else {
>> 98 generatedKineticTracks = new G4KineticTrackVector;
>> 99 generatedKineticTracks->push_back(theStrings->operator[](astring)->GetKineticTrack());
>> 100 }
>> 101
>> 102 if (generatedKineticTracks == NULL)
>> 103 {
>> 104 G4cerr << "G4VPartonStringModel:No KineticTracks produced" << G4endl;
>> 105 continue;
>> 106 }
>> 107
>> 108 G4LorentzVector KTsum1;
>> 109 for ( unsigned int aTrack=0; aTrack<generatedKineticTracks->size();aTrack++)
>> 110 {
>> 111 theResult->push_back(generatedKineticTracks->operator[](aTrack));
>> 112 KTsum1+= (*generatedKineticTracks)[aTrack]->Get4Momentum();
>> 113 }
>> 114
>> 115 KTsecondaries+=KTsum1;
>> 116
>> 117 if ( KTsum1.e() > 0 && std::abs((KTsum1.e()-theStrings->operator[](astring)->Get4Momentum().e()) / KTsum1.e()) > perMillion )
>> 118 {
>> 119 //--debug-- G4cout << "String secondaries(" <<generatedKineticTracks->size()<< ") momentum: "
>> 120 //--debug-- << theStrings->operator[](astring)->Get4Momentum() << " " << KTsum1 << G4endl;
>> 121 NeedEnergyCorrector=true;
>> 122 }
>> 123 // clean up
>> 124 delete generatedKineticTracks;
>> 125 }
>> 126 //--DEBUG G4cout << "Strings/secs total 4 momentum " << KTsum << " " <<KTsecondaries << G4endl;
>> 127
>> 128 G4bool success=true;
>> 129 if ( NeedEnergyCorrector ) success=EnergyAndMomentumCorrector(theResult, KTsum);
>> 130
>> 131
>> 132 #ifdef debug_ExcitedStringDecay
>> 133 G4LorentzVector KTsum1=0;
>> 134 for ( unsigned int aTrack=0; aTrack<theResult->size();aTrack++)
>> 135 {
>> 136 G4cout << " corrected tracks .. " << (*theResult)[aTrack]->GetDefinition()->GetParticleName()
>> 137 <<" " << (*theResult)[aTrack]->Get4Momentum() << G4endl;
>> 138 KTsum1+= (*theResult)[aTrack]->Get4Momentum();
>> 139 }
>> 140 G4cout << "Needcorrector/success " << NeedEnergyCorrector << "/" << success << ", Corrected total 4 momentum " << KTsum1 << G4endl;
>> 141 if ( ! success ) G4cout << "failed to correct E/p" << G4endl;
59 #endif 142 #endif
>> 143
>> 144 return theResult;
>> 145 }
>> 146
>> 147 #endif
>> 148
60 149
61 150