include/Geant4/G4ParticleHPAngular.hh

0001 //
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0024 // ********************************************************************
0025 //
0026 //
0027 //
0028 // 070613 fix memory leaking by T. Koi
0029 //
0030 // P. Arce, June-2014 Conversion neutron_hp to particle_hp
0031 //
0032 #ifndef G4ParticleHPAngular_h
0033 #define G4ParticleHPAngular_h 1
0034
0035 #include "G4Cache.hh"
0036 #include "G4ParticleHPLegendreStore.hh"
0037 #include "G4ParticleHPPartial.hh"
0038 #include "G4ReactionProduct.hh"
0039 #include "G4ios.hh"
0040 #include "Randomize.hh"
0041 #include "globals.hh"
0042
0043 #include <fstream>
0044
0045 class G4ParticleHPAngular
0046 {
0047     struct toBeCached
0048     {
0049         const G4ReactionProduct* theProjectileRP{nullptr};
0050         const G4ReactionProduct* theTarget{nullptr};
0051         toBeCached() = default;
0052     };
0053
0054   public:
0055     G4ParticleHPAngular()
0056     {
0057       theIsoFlag = true;
0058       theCoefficients = nullptr;
0059       theProbArray = nullptr;
0060       toBeCached val;
0061       fCache.Put(val);
0062
0063       theAngularDistributionType = 0;
0064       frameFlag = 0;
0065       targetMass = 0.0;
0066     }
0067
0068     ~G4ParticleHPAngular()
0069     {
0070       delete theCoefficients;
0071       delete theProbArray;
0072     }
0073
0074     void Init(std::istream& aDataFile);
0075
0076     void SampleAndUpdate(G4ReactionProduct& anIncidentParticle);
0077
0078     void SetTarget(const G4ReactionProduct& aTarget) { fCache.Get().theTarget = &aTarget; }
0079
0080     void SetProjectileRP(const G4ReactionProduct& anIncidentParticleRP)
0081     {
0082       fCache.Get().theProjectileRP = &anIncidentParticleRP;
0083     }
0084
0085     inline G4double GetTargetMass() { return targetMass; }
0086
0087   private:
0088     // the type of distribution; currently
0089     // isotropic (0),
0090     // and legendre representation (1)
0091     // probability distribution (2)
0092     // are supported
0093
0094     G4int theAngularDistributionType;
0095     G4int frameFlag;  // 1=Lab, 2=CMS
0096
0097     G4bool theIsoFlag;  // isotropic or not?
0098
0099     G4ParticleHPLegendreStore* theCoefficients;  // the legendre coefficients
0100
0101     G4ParticleHPPartial* theProbArray;
0102     // the probability array p,costh for energy
0103
0104     G4double targetMass;
0105
0106     G4Cache<toBeCached> fCache;
0107 };
0108
0109 #endif