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25 // 25 //
26 // 26 //
>> 27 // $Id: G4ExcitedStringDecay.hh,v 1.5 2006/06/29 20:54:42 gunter Exp $
>> 28 // GEANT4 tag $Name: geant4-08-01-patch-01 $
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 G4bool NeedEnergyCorrector=false;
>> 82
>> 83 for ( unsigned int astring=0; astring < theStrings->size(); astring++)
>> 84 {
>> 85 KTsum+= theStrings->operator[](astring)->Get4Momentum();
>> 86 if( !(KTsum.e()<1) && !(KTsum.e()>-1) )
>> 87 {
>> 88 throw G4HadronicException(__FILE__, __LINE__,
>> 89 "G4ExcitedStringDecay::FragmentStrings received nan string...");
>> 90 }
>> 91 G4KineticTrackVector * generatedKineticTracks = NULL;
>> 92
>> 93 if ( theStrings->operator[](astring)->IsExcited() )
>> 94 {
>> 95 generatedKineticTracks=FragmentString(*theStrings->operator[](astring));
>> 96 } else {
>> 97 generatedKineticTracks = new G4KineticTrackVector;
>> 98 generatedKineticTracks->push_back(theStrings->operator[](astring)->GetKineticTrack());
>> 99 }
>> 100
>> 101 if (generatedKineticTracks == NULL)
>> 102 {
>> 103 G4cerr << "G4VPartonStringModel:No KineticTracks produced" << G4endl;
>> 104 continue;
>> 105 }
>> 106
>> 107 G4LorentzVector KTsum1;
>> 108 for ( unsigned int aTrack=0; aTrack<generatedKineticTracks->size();aTrack++)
>> 109 {
>> 110 theResult->push_back(generatedKineticTracks->operator[](aTrack));
>> 111 KTsum1+= (*generatedKineticTracks)[aTrack]->Get4Momentum();
>> 112 }
>> 113
>> 114
>> 115 if ( std::abs((KTsum1.e()-theStrings->operator[](astring)->Get4Momentum().e()) / KTsum1.e()) > perMillion )
>> 116 {
>> 117 NeedEnergyCorrector=true;
>> 118 }
>> 119 // clean up
>> 120 delete generatedKineticTracks;
>> 121 }
>> 122 // G4cout << "String total energy and 4 momentum" <<KTsum.t()<<" "<< KTsum << endl;
>> 123
>> 124 if ( NeedEnergyCorrector ) EnergyAndMomentumCorrector(theResult, KTsum);
>> 125
>> 126 return theResult;
>> 127 }
>> 128
59 #endif 129 #endif
>> 130
60 131
61 132