// //
///////////////////////////////////////////////////////////
-class TGenerator;
+#include <TArrayF.h>
+#include <TLorentzVector.h>
+#include <TMCProcess.h>
-#include "TLorentzVector.h"
-#include "TArrayF.h"
#include "AliRndm.h"
-typedef enum { kNoSmear, kPerEvent, kPerTrack } VertexSmear_t;
-typedef enum { kExternal, kInternal} VertexSource_t;
+class AliCollisionGeometry;
+class AliStack;
+
+class TGenerator;
+
+
+
+typedef enum { kNoSmear, kPerEvent, kPerTrack } VertexSmear_t;
+typedef enum { kExternal, kInternal, kContainer} VertexSource_t;
+
class AliGenerator : public TNamed, public AliRndm
{
AliGenerator(const AliGenerator &gen);
virtual ~AliGenerator();
virtual void Init();
- void Copy(AliGenerator &gen) const;
+ void Copy(TObject &gen) const;
virtual void SetOrigin(Float_t ox, Float_t oy, Float_t oz);
virtual void SetOrigin(const TLorentzVector &o);
virtual void SetSigma(Float_t sx, Float_t sy, Float_t sz);
virtual void SetMomentumRange(Float_t pmin=0, Float_t pmax=1.e10);
- virtual void SetPtRange(Float_t ptmin=0, Float_t ptmax=100);
- virtual void SetPhiRange(Float_t phimin=-180., Float_t phimax=180);
+ virtual void SetPtRange(Float_t ptmin=0, Float_t ptmax=1.e10);
+ virtual void SetPhiRange(Float_t phimin = 0., Float_t phimax = 360.);
virtual void SetYRange(Float_t ymin=-100, Float_t ymax=100);
virtual void SetVRange(Float_t vxmin, Float_t vxmax,
Float_t vymin, Float_t vymax,
virtual void SetChildWeight(Float_t wgt) {fChildWeight=wgt;}
virtual void SetAnalog(Int_t flag=1) {fAnalog=flag;}
virtual void SetVertexSmear(VertexSmear_t smear) {fVertexSmear = smear;}
- virtual void SetVertexSource(VertexSource_t smear) {fVertexSource = kInternal;}
+ virtual void SetCutVertexZ(Float_t cut=999999.) {fCutVertexZ = cut;}
+ virtual void SetVertexSource(VertexSource_t source = kInternal) {fVertexSource = source;}
+ virtual void SetVertex(Float_t vx, Float_t vy, Float_t vz)
+ {fVertex[0] = vx; fVertex[1] = vy; fVertex[2] = vz;}
virtual void SetTrackingFlag(Int_t flag=1) {fTrackIt=flag;}
void Vertex();
void VertexExternal();
virtual void VertexInternal();
- virtual void FinishRun(){;}
-
- virtual void SetMC(TGenerator *theMC)
- {if (!fgMCEvGen) fgMCEvGen =theMC;}
-
+ virtual void FinishRun();
+ virtual void SetMC(TGenerator *theMC) {fMCEvGen =theMC;}
AliGenerator & operator=(const AliGenerator &gen);
// Getters
{ox=fOrigin.At(0);oy=fOrigin.At(1);oz=fOrigin.At(2);}
virtual void GetOrigin(TLorentzVector &o) const
{o[0]=fOrigin.At(0);o[1]=fOrigin.At(1);o[2]=fOrigin.At(2);o[3]=0;}
-
-protected:
- static TGenerator* fgMCEvGen; // Pointer to the generator
+ // Stack
+ void SetStack (AliStack *stack) {fStack = stack;}
+ AliStack* GetStack(){return fStack;}
+ // Collision Geometry
+ virtual Bool_t ProvidesCollisionGeometry() const {return kFALSE;}
+ virtual Bool_t NeedsCollisionGeometry() const {return kFALSE;}
+ virtual AliCollisionGeometry* CollisionGeometry() {return fCollisionGeometry;}
+ virtual void SetCollisionGeometry(AliCollisionGeometry* geom) {fCollisionGeometry = geom;}
+ protected:
+ virtual void PushTrack(Int_t done, Int_t parent, Int_t pdg,
+ Float_t *pmom, Float_t *vpos, Float_t *polar,
+ Float_t tof, TMCProcess mech, Int_t &ntr,
+ Float_t weight = 1, Int_t is = 0);
+ virtual void PushTrack(Int_t done, Int_t parent, Int_t pdg,
+ Double_t px, Double_t py, Double_t pz, Double_t e,
+ Double_t vx, Double_t vy, Double_t vz, Double_t tof,
+ Double_t polx, Double_t poly, Double_t polz,
+ TMCProcess mech, Int_t &ntr, Float_t weight = 1, Int_t is = 0);
+ virtual void KeepTrack(Int_t itrack);
+ virtual void SetHighWaterMark(Int_t nt);
+
+ protected:
+ TGenerator* fMCEvGen; //!Pointer to the generator
Float_t fThetaMin; //Minimum theta of generation in radians
Float_t fThetaMax; //Maximum theta of generation in radians
Float_t fPhiMin; //Minimum phi of generation in radians
Int_t fNpart; //Maximum number of particles per event
Float_t fParentWeight; //Parent Weight
Float_t fChildWeight; //ChildWeight
- Int_t fAnalog; //Flaf for anolog or pt-weighted generation
+ Int_t fAnalog; //Flag for anolog or pt-weighted generation
//
VertexSmear_t fVertexSmear; //Vertex Smearing mode
- VertexSource_t fVertexSource; //Vertex source (internal/external)
- Int_t fTrackIt; // if 1 Track final state particles
+ VertexSource_t fVertexSource; //Vertex source (internal/external)
+ Float_t fCutVertexZ; // Vertex cut in units of sigma_z
+ Int_t fTrackIt; // if 1, Track final state particles
TArrayF fOrigin; // Origin of event
- TArrayF fOsigma; // Sigma of the Origin of even
+ TArrayF fOsigma; // Sigma of the Origin of event
TArrayF fVertex; //! Vertex of current event
-
- enum {kThetaRange=1, kVertexRange=2, kPhiRange=4, kPtRange=8,
- kYRange=32, kMomentumRange=16};
- ClassDef(AliGenerator,1) // Base class for event generators
+ AliStack* fStack; //! Local pointer to stack
+ AliCollisionGeometry* fCollisionGeometry; //!Collision geometry
+ /*************************************************************************/
+ enum {kThetaRange = BIT(14),
+ kVertexRange = BIT(15),
+ kPhiRange = BIT(16),
+ kPtRange = BIT(17),
+ kYRange = BIT(18),
+ kMomentumRange = BIT(19)
+ };
+ ClassDef(AliGenerator,3) // Base class for event generators
};
#endif
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git://git.uio.no / u / mrichter / AliRoot.git / blobdiff