X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=STEER%2FAliGenerator.h;h=402d81295ae56d36840bca198861135d03777ae5;hb=c66dc4202dda943a2b120d3dc45e57851b6702b7;hp=1dd20b2ab64de7dbdcadef703a863a64d8826e50;hpb=f89cabfe334e8d477a2874f3cb5b81e090936020;p=u%2Fmrichter%2FAliRoot.git diff --git a/STEER/AliGenerator.h b/STEER/AliGenerator.h index 1dd20b2ab64..402d81295ae 100644 --- a/STEER/AliGenerator.h +++ b/STEER/AliGenerator.h @@ -12,31 +12,40 @@ // // /////////////////////////////////////////////////////////// -class TGenerator; +#include +#include +#include -#include "TLorentzVector.h" -#include "TArrayF.h" #include "AliRndm.h" -typedef enum { kNoSmear, kPerEvent, kPerTrack } VertexSmear_t; -typedef enum { kExternal, kInternal} VertexSource_t; +class AliVertexGenerator; +class AliCollisionGeometry; +class AliGenEventHeader; +class AliStack; +class TGenerator; + + + +typedef enum { kNoSmear, kPerEvent, kPerTrack } VertexSmear_t; +typedef enum { kExternal, kInternal, kContainer} VertexSource_t; + class AliGenerator : public TNamed, public AliRndm { public: + AliGenerator(); AliGenerator(Int_t npart); - AliGenerator(const AliGenerator &gen); virtual ~AliGenerator(); virtual void Init(); - void Copy(AliGenerator &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 SetSigmaZ(Float_t sz) {fOsigma[2] = 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, @@ -49,16 +58,22 @@ class AliGenerator : public TNamed, public AliRndm 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;} + void SetVertexGenerator(AliVertexGenerator* vertexGenerator) + {fVertexGenerator = vertexGenerator; fVertexSource = kExternal; fVertexSmear = kPerEvent;} + void SetPileUpTimeWindow(Float_t pileUpTimeW) {fPileUpTimeWindow = pileUpTimeW;} + virtual void SetTrackingFlag(Int_t flag=1) {fTrackIt=flag;} void Vertex(); void VertexExternal(); virtual void VertexInternal(); - - virtual void SetMC(TGenerator *theMC) - {if (!fgMCEvGen) fgMCEvGen =theMC;} - - AliGenerator & operator=(const AliGenerator &gen); + virtual void FinishRun(); + virtual void SetMC(TGenerator *theMC) {fMCEvGen =theMC;} + virtual void AddHeader(AliGenEventHeader* /*header*/) {;} + virtual void SetContainer(AliGenerator* container) {fContainer = container;} // Getters @@ -66,9 +81,41 @@ class AliGenerator : public TNamed, public AliRndm {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;} + // 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() const {return fCollisionGeometry;} + virtual void SetCollisionGeometry(AliCollisionGeometry* geom) {fCollisionGeometry = geom;} + + virtual Float_t GetEnergyCMS() const { return fEnergyCMS; } + virtual void SetEnergyCMS(Float_t energy = 0) { fEnergyCMS = energy; } + virtual void GetProjectile(TString& tar, Int_t& a, Int_t& z) const + {tar = fProjectile; a = fAProjectile; z = fZProjectile;} + virtual void GetTarget(TString& tar, Int_t& a, Int_t& z) const + {tar = fTarget; a = fATarget; z = fZTarget;} + virtual void SetProjectile(TString proj="", Int_t a = 0, Int_t z = 0) + {fProjectile = proj; fAProjectile = a; fZProjectile = z;} + virtual void SetTarget(TString tar="", Int_t a = 0, Int_t z = 0) + {fTarget = tar; fATarget = a; fZTarget = z;} + + 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: - static TGenerator* fgMCEvGen; // Pointer to the generator + 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 @@ -84,20 +131,58 @@ protected: Int_t fNpart; //Maximum number of particles per event Float_t fParentWeight; //Parent Weight Float_t fChildWeight; //ChildWeight - Int_t fTrackit; // Track the generated final state particle if 1 - 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 + Float_t fPileUpTimeWindow; //Time window for pile-up events + Int_t fTrackIt; // if 1, Track final state particles + AliVertexGenerator* fVertexGenerator; //! Generator for the vertex TArrayF fOrigin; // Origin of event - TArrayF fOsigma; // Sigma of the Origin of even - TArrayF fVertex; //! Vertex of current event + TArrayF fOsigma; // Sigma of the Origin of event + TArrayF fVertex; //! Vertex of current event + + AliStack* fStack; //! Local pointer to stack + AliGenerator* fContainer; //! Local pointer to container - enum {kThetaRange=1, kVertexRange=2, kPhiRange=4, kPtRange=8, - kYRange=32, kMomentumRange=16}; + AliCollisionGeometry* fCollisionGeometry; //!Collision geometry + /*************************************************************************/ + enum {kThetaRange = BIT(14), + kVertexRange = BIT(15), + kPhiRange = BIT(16), + kPtRange = BIT(17), + kYRange = BIT(18), + kMomentumRange = BIT(19) + }; + + Float_t fEnergyCMS; // Centre of mass energy + Int_t fAProjectile; // Projectile A + Int_t fZProjectile; // Projectile Z + Int_t fATarget; // Target A + Int_t fZTarget; // Target Z + TString fProjectile; // Projectile + TString fTarget; // Target + + private: + AliGenerator(const AliGenerator &gen); + AliGenerator & operator=(const AliGenerator &gen); - ClassDef(AliGenerator,1) // Base class for event generators + ClassDef(AliGenerator,4) // Base class for event generators }; #endif + + + + + + + + + + + + + +