KVElasticScatterEvent.h

/*
$Id: KVElasticScatterEvent.h,v 1.3 2009/01/14 15:35:50 ebonnet Exp $
$Revision: 1.3 $
$Date: 2009/01/14 15:35:50 $
*/
 
 
#ifndef __KVELASTICSCATTEREVENT_H
#define __KVELASTICSCATTEREVENT_H
 
#include "KVString.h"
#include "TVector3.h"
#include "KVTarget.h"
#include "KVNucleus.h"
#include "KVSimEvent.h"
#include "KV2Body.h"
#include "KVReconstructedNucleus.h"
#include "KVReconstructedEvent.h"
#include "TObject.h"
#include "KVHashList.h"
#include "KVBase.h"
#include "KVDBSystem.h"
#include "KVPosition.h"
 
 
class KVElasticScatterEvent : public KVBase {
 
protected:
    KV2Body* kb2;
    TVector3 kIPPVector;
    KVTarget* ktarget;
    KVNucleus* proj;
    KVNucleus* targ;
    KVReconstructedEvent* rec_evt;
    KVSimEvent* sim_evt;
 
    KVHashList* lhisto;
    KVHashList* ltree;
 
    Double_t th_min, th_max, phi_min, phi_max;
    Double_t kXruth_evt;
    Int_t kchoix_layer;
    Int_t kTreatedNevts;
 
    Int_t kDiffNuc;
    Option_t* kRandomOpt;
    KVPosition kposalea;
   Int_t                   kChoixSol;
   /*
   Bool_t                  SecondTurn;
   Double_t                Ekdiff_ST;
   Double_t                Thdiff_ST;
   Double_t                Phdiff_ST;
   */
   void     init();
   void     GenereKV2Body();
   Bool_t   DefineTargetNucleusFromLayer(KVString layer_name = "");
   void     PropagateInTargetLayer();
   void     NewInteractionPointInTargetLayer();
   void     StartEvents();
   virtual void MakeDiffusion();
   void     SortieDeCible();
 
public:
 
   enum {
      kProjIsSet = BIT(14),      //kTRUE if projectile nucleus defined
      kTargIsSet = BIT(15),      //kTRUE if target nucleus defined
      kHasTarget = BIT(16),      //kTRUE if target material defined
      kIsUpdated = BIT(17),      //flag indicating if ValidateEntrance method has to be called
      kIsDetectionOn = BIT(18)   //flag indicating if user asked detection of events
   };
 
   Bool_t IsProjNucSet() const
   {
      return TestBit(kProjIsSet);
   }
   Bool_t IsTargNucSet() const
   {
      return TestBit(kTargIsSet);
   }
   Bool_t IsTargMatSet() const
   {
      return TestBit(kHasTarget);
   }
   Bool_t IsUpdated()   const
   {
      return TestBit(kIsUpdated);
   }
   Bool_t IsDetectionOn() const
   {
      return TestBit(kIsDetectionOn);
   }
 
   void ChooseKinSol(Int_t choix = 1);
 
   KVElasticScatterEvent();
   virtual ~KVElasticScatterEvent();
 
   virtual void SetSystem(KVDBSystem* sys);
   virtual void SetSystem(Int_t zp, Int_t ap, Double_t ekin, Int_t zt, Int_t at);
   virtual void SetTargNucleus(KVNucleus* nuc);
   virtual void SetProjNucleus(KVNucleus* nuc);
 
   void SetDetectionOn(Bool_t On = kTRUE);
 
 
   KVNucleus* GetNucleus(const Char_t* name) const;
   KVNucleus* GetNucleus(Int_t ii) const;
 
   virtual void SetTargetMaterial(KVTarget* targ, Bool_t IsRandomized = kTRUE);
   KVTarget* GetTarget() const;
 
   virtual TVector3& GetInteractionPointInTargetLayer();
 
   KVReconstructedNucleus* GetReconstructedNucleus(KVString nucname)
   {
      return GetReconstructedEvent()->GetParticleWithName(nucname);
   }
   KVReconstructedEvent* GetReconstructedEvent(void) const
   {
      return rec_evt;
   }
   KVEvent* GetSimEvent(void) const
   {
      return sim_evt;
   }
 
   virtual void Reset();
   virtual Bool_t ValidateEntrance();
 
   void SetDiffNucleus(KVString name = "PROJ");
   void SetRandomOption(Option_t* opt = "isotropic");
   Bool_t IsIsotropic() const;
 
   virtual void Process(Int_t ntimes = 1, Bool_t reset = kTRUE);
 
   virtual void SetAnglesForDiffusion(Double_t theta, Double_t phi);
   virtual void Filter();
   virtual void TreateEvent();
 
   virtual void DefineAngularRange(TObject*);
   void DefineAngularRange(Double_t tmin, Double_t tmax, Double_t pmin, Double_t pmax);
   Double_t GetTheta(KVString opt) const;
   Double_t GetPhi(KVString opt)const;
 
   KV2Body* GetKV2Body()
   {
      return kb2;
   }
   void Print(Option_t* /*opt*/ = "") const;
 
   virtual void ClearTrees();
   virtual void ResetTrees();
   virtual void DefineTrees();
   KVHashList* GetTrees() const;
 
   virtual void ClearHistos();
   virtual void DefineHistos();
   virtual void ResetHistos();
   KVHashList* GetHistos() const;
 
   ClassDef(KVElasticScatterEvent, 1) //simulate ElasticScatterEvent and answer of a given (multi-)detector
};
 
#endif