// @(#)root/vmc:$Name: $:$Id: TVirtualMC.h,v 1.7 2004/08/11 09:57:28 brun Exp $
// Authors: Ivana Hrivnacova, Rene Brun, Federico Carminati 13/04/2002
#ifndef ROOT_TVirtualMC
#define ROOT_TVirtualMC
///////////////////////////////////////////////////////////////////////////////
// //
// //
// Abstract Monte Carlo interface //
// //
// //
///////////////////////////////////////////////////////////////////////////////
#include "TMCProcess.h"
#include "TMCParticleType.h"
#include "TVirtualMCApplication.h"
#include "TVirtualMCStack.h"
#include "TVirtualMCDecayer.h"
#include "TRandom.h"
#include "TString.h"
#include "TError.h"
class TLorentzVector;
class TArrayI;
class TVirtualMC : public TNamed {
public:
TVirtualMC(const char *name, const char *title,
Bool_t isRootGeometrySupported);
TVirtualMC();
virtual ~TVirtualMC();
TVirtualMC(const TVirtualMC &mc) : TNamed(mc) {}
// static access method
static TVirtualMC* GetMC() { return fgMC; }
//
// methods for building/management of geometry
// ------------------------------------------------
//
// functions from GCONS
virtual void Gfmate(Int_t imat, char *name, Float_t &a, Float_t &z,
Float_t &dens, Float_t &radl, Float_t &absl,
Float_t* ubuf, Int_t& nbuf) = 0;
virtual void Gfmate(Int_t imat, char *name, Double_t &a, Double_t &z,
Double_t &dens, Double_t &radl, Double_t &absl,
Double_t* ubuf, Int_t& nbuf) = 0;
virtual void Gckmat(Int_t imed, char* name) = 0;
// detector composition
virtual void Material(Int_t& kmat, const char* name, Double_t a,
Double_t z, Double_t dens, Double_t radl, Double_t absl,
Float_t* buf, Int_t nwbuf) = 0;
virtual void Material(Int_t& kmat, const char* name, Double_t a,
Double_t z, Double_t dens, Double_t radl, Double_t absl,
Double_t* buf, Int_t nwbuf) = 0;
virtual void Mixture(Int_t& kmat, const char *name, Float_t *a,
Float_t *z, Double_t dens, Int_t nlmat, Float_t *wmat) = 0;
virtual void Mixture(Int_t& kmat, const char *name, Double_t *a,
Double_t *z, Double_t dens, Int_t nlmat, Double_t *wmat) = 0;
virtual void Medium(Int_t& kmed, const char *name, Int_t nmat,
Int_t isvol, Int_t ifield, Double_t fieldm, Double_t tmaxfd,
Double_t stemax, Double_t deemax, Double_t epsil,
Double_t stmin, Float_t* ubuf, Int_t nbuf) = 0;
virtual void Medium(Int_t& kmed, const char *name, Int_t nmat,
Int_t isvol, Int_t ifield, Double_t fieldm, Double_t tmaxfd,
Double_t stemax, Double_t deemax, Double_t epsil,
Double_t stmin, Double_t* ubuf, Int_t nbuf) = 0;
virtual void Matrix(Int_t& krot, Double_t thetaX, Double_t phiX,
Double_t thetaY, Double_t phiY, Double_t thetaZ,
Double_t phiZ) = 0;
virtual void Gstpar(Int_t itmed, const char *param, Double_t parval) = 0;
// functions from GGEOM
virtual Int_t Gsvolu(const char *name, const char *shape, Int_t nmed,
Float_t *upar, Int_t np) = 0;
virtual Int_t Gsvolu(const char *name, const char *shape, Int_t nmed,
Double_t *upar, Int_t np) = 0;
virtual void Gsdvn(const char *name, const char *mother, Int_t ndiv,
Int_t iaxis) = 0;
virtual void Gsdvn2(const char *name, const char *mother, Int_t ndiv,
Int_t iaxis, Double_t c0i, Int_t numed) = 0;
virtual void Gsdvt(const char *name, const char *mother, Double_t step,
Int_t iaxis, Int_t numed, Int_t ndvmx) = 0;
virtual void Gsdvt2(const char *name, const char *mother, Double_t step,
Int_t iaxis, Double_t c0, Int_t numed, Int_t ndvmx) = 0;
virtual void Gsord(const char *name, Int_t iax) = 0;
virtual void Gspos(const char *name, Int_t nr, const char *mother,
Double_t x, Double_t y, Double_t z, Int_t irot,
const char *konly="ONLY") = 0;
virtual void Gsposp(const char *name, Int_t nr, const char *mother,
Double_t x, Double_t y, Double_t z, Int_t irot,
const char *konly, Float_t *upar, Int_t np) = 0;
virtual void Gsposp(const char *name, Int_t nr, const char *mother,
Double_t x, Double_t y, Double_t z, Int_t irot,
const char *konly, Double_t *upar, Int_t np) = 0;
virtual void Gsbool(const char* onlyVolName, const char* manyVolName) = 0;
virtual void SetCerenkov(Int_t itmed, Int_t npckov, Float_t *ppckov,
Float_t *absco, Float_t *effic, Float_t *rindex) = 0;
virtual void SetCerenkov(Int_t itmed, Int_t npckov, Double_t *ppckov,
Double_t *absco, Double_t *effic, Double_t *rindex) = 0;
// functions for drawing
// to be removed with complete move to TGeo
virtual void DrawOneSpec(const char* name) = 0;
virtual void Gsatt(const char* name, const char* att, Int_t val) = 0;
virtual void Gdraw(const char*,Double_t theta = 30, Double_t phi = 30,
Double_t psi = 0, Double_t u0 = 10, Double_t v0 = 10,
Double_t ul = 0.01, Double_t vl = 0.01) = 0;
// Euclid
virtual void WriteEuclid(const char*, const char*, Int_t, Int_t) = 0;
// set geometry from Root (built via TGeo)
virtual void SetRootGeometry() {}
// get methods
virtual Int_t VolId(const Text_t* volName) const = 0;
virtual const char* VolName(Int_t id) const = 0;
virtual Int_t NofVolumes() const = 0;
virtual Int_t NofVolDaughters(const char* volName) const;
virtual const char* VolDaughterName(const char* volName, Int_t i) const;
virtual Int_t VolDaughterCopyNo(const char* volName, Int_t i) const;
// New functions
// Make them = 0 with the next release
virtual Int_t VolId2Mate(Int_t id) const = 0;
//
// methods for physics management
// ------------------------------------------------
//
// set methods
virtual Bool_t SetCut(const char* cutName, Double_t cutValue) = 0;
virtual Bool_t SetProcess(const char* flagName, Int_t flagValue) = 0;
virtual Bool_t DefineParticle(Int_t pdg, const char* name,
TMCParticleType pType,
Double_t mass, Double_t charge, Double_t lifetime) = 0;
virtual Bool_t DefineIon(const char* name, Int_t Z, Int_t A,
Int_t Q, Double_t excEnergy, Double_t mass = 0.) = 0;
virtual Double_t Xsec(char*, Double_t, Int_t, Int_t) = 0;
// particle table usage
virtual Int_t IdFromPDG(Int_t id) const =0;
virtual Int_t PDGFromId(Int_t pdg) const =0;
// get methods
virtual TString ParticleName(Int_t pdg) const = 0;
virtual Double_t ParticleMass(Int_t pdg) const = 0;
virtual Double_t ParticleCharge(Int_t pdg) const = 0;
virtual Double_t ParticleLifeTime(Int_t pdg) const = 0;
virtual TMCParticleType ParticleMCType(Int_t pdg) const = 0;
//
// methods for step management
// ------------------------------------------------
//
// action methods
virtual void StopTrack() = 0;
virtual void StopEvent() = 0;
virtual void StopRun() = 0;
// set methods
virtual void SetMaxStep(Double_t) = 0;
virtual void SetMaxNStep(Int_t) = 0;
virtual void SetUserDecay(Int_t) =0;
// get methods
// tracking volume(s)
virtual Int_t CurrentVolID(Int_t& copyNo) const =0;
virtual Int_t CurrentVolOffID(Int_t off, Int_t& copyNo) const =0;
virtual const char* CurrentVolName() const =0;
virtual const char* CurrentVolOffName(Int_t off) const =0;
virtual const char* CurrentVolPath();
// New function
// Make it = 0 with the next release
virtual Int_t CurrentMaterial(Float_t &a, Float_t &z,
Float_t &dens, Float_t &radl, Float_t &absl) const =0;
virtual Int_t CurrentEvent() const =0;
virtual void Gmtod(Float_t* xm, Float_t* xd, Int_t iflag) = 0;
virtual void Gmtod(Double_t* xm, Double_t* xd, Int_t iflag) = 0;
virtual void Gdtom(Float_t* xd, Float_t* xm, Int_t iflag)= 0 ;
virtual void Gdtom(Double_t* xd, Double_t* xm, Int_t iflag)= 0 ;
virtual Double_t MaxStep() const =0;
virtual Int_t GetMaxNStep() const = 0;
virtual Int_t GetMedium() const =0;
// tracking particle
// dynamic properties
virtual void TrackPosition(TLorentzVector& position) const =0;
virtual void TrackPosition(Double_t &x, Double_t &y, Double_t &z) const =0;
virtual void TrackMomentum(TLorentzVector& momentum) const =0;
virtual void TrackMomentum(Double_t &px, Double_t &py, Double_t &pz, Double_t &etot) const =0;
virtual Double_t TrackStep() const =0;
virtual Double_t TrackLength() const =0;
virtual Double_t TrackTime() const =0;
virtual Double_t Edep() const =0;
// static properties
virtual Int_t TrackPid() const =0;
virtual Double_t TrackCharge() const =0;
virtual Double_t TrackMass() const =0;
virtual Double_t Etot() const =0;
// track status
virtual Bool_t IsNewTrack() const =0;
virtual Bool_t IsTrackInside() const =0;
virtual Bool_t IsTrackEntering() const =0;
virtual Bool_t IsTrackExiting() const =0;
virtual Bool_t IsTrackOut() const =0;
virtual Bool_t IsTrackDisappeared() const =0;
virtual Bool_t IsTrackStop() const =0;
virtual Bool_t IsTrackAlive() const=0;
// secondaries
virtual Int_t NSecondaries() const=0;
virtual void GetSecondary(Int_t isec, Int_t& particleId,
TLorentzVector& position, TLorentzVector& momentum) =0;
virtual TMCProcess ProdProcess(Int_t isec) const =0;
virtual Int_t StepProcesses(TArrayI &proc) const = 0;
// Information about the transport order needed by the stack
virtual Bool_t SecondariesAreOrdered() const = 0;
//
// Geant3 specific methods
// !!! to be removed with move to TGeo
//
virtual void Gdopt(const char*,const char*) = 0;
virtual void SetClipBox(const char*,Double_t=-9999,Double_t=0, Double_t=-9999,
Double_t=0,Double_t=-9999,Double_t=0) = 0;
virtual void DefaultRange() = 0;
virtual void Gdhead(Int_t, const char*, Double_t=0) = 0;
virtual void Gdman(Double_t, Double_t, const char*) = 0;
// Removed unused Geant3 specific methods
//
//virtual void SetColors() = 0;
//virtual void Gtreve() = 0;
//virtual void GtreveRoot() = 0;
//virtual void Gfpart(Int_t, char*, Int_t&, Float_t&, Float_t&, Float_t&) = 0;
//
// control methods
// ------------------------------------------------
//
virtual void Init() = 0;
virtual void BuildPhysics() = 0;
virtual void ProcessEvent() = 0;
virtual Bool_t ProcessRun(Int_t nevent) = 0;
virtual void InitLego() = 0;
//
// Set methods
//
virtual void SetStack(TVirtualMCStack* stack);
virtual void SetExternalDecayer(TVirtualMCDecayer* decayer);
virtual void SetRandom(TRandom* random);
//
// Get methods
//
virtual TVirtualMCStack* GetStack() const { return fStack; }
virtual TVirtualMCDecayer* GetDecayer() const { return fDecayer; }
virtual TRandom* GetRandom() const { return fRandom; }
virtual Bool_t IsRootGeometrySupported() const;
protected:
TVirtualMCApplication* fApplication; //! User MC application
private:
TVirtualMC & operator=(const TVirtualMC &) {return (*this);}
static TVirtualMC* fgMC; // Monte Carlo singleton instance
TVirtualMCStack* fStack; //! Particles stack
TVirtualMCDecayer* fDecayer; //! External decayer
TRandom* fRandom; //! Random number generator
Bool_t fIsRootGeometrySupported; // Info about support for
// geometries defined directly via TGeo
ClassDef(TVirtualMC,1) //Interface to Monte Carlo
};
// inline fuctions
// Temporary implementation of new functions
// To be removed with the next release
inline Int_t TVirtualMC::NofVolDaughters(const char* /*volName*/) const {
Warning("NofVolDaughters", "New function - not yet implemented.");
return 0;
}
inline const char* TVirtualMC::VolDaughterName(const char* /*volName*/, Int_t /*i*/) const {
Warning("VolDaughterName", "New function - not yet implemented.");
return "";
}
inline Int_t TVirtualMC::VolDaughterCopyNo(const char* /*volName*/, Int_t /*i*/) const {
Warning("VolDaughterCopyNo", "New function - not yet implemented.");
return 0;
}
inline const char* TVirtualMC::CurrentVolPath() {
Warning("CurrentVolPath", "New function - not yet implemented.");
return "";
}
R__EXTERN TVirtualMC *gMC;
#endif //ROOT_TVirtualMC