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[u/mrichter/AliRoot.git] / STEER / AliMC.h
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aee8290b 1#ifndef ALIMC_H
2#define ALIMC_H
3da30618 3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
fe4da5cc 8///////////////////////////////////////////////////////////////////////////////
9// //
10// //
875c717b 11// Abstract Monte Carlo interface //
fe4da5cc 12// //
13// //
14///////////////////////////////////////////////////////////////////////////////
15
16#include <TNamed.h>
65fb704d 17#include <AliRndm.h>
18#include "AliMCProcess.h"
fe4da5cc 19
65fb704d 20class TLorentzVector;
80762cb1 21class AliMC;
d0daec3c 22class AliDecayer;
27f3d82e 23class TArrayI;
d0daec3c 24
80762cb1 25R__EXTERN AliMC *gMC;
26
541d9fb6 27enum AliMCGeomType { kGeant3, kGeant4 , kFluka};
9fa1fc33 28
65fb704d 29class AliMC : public TNamed, public AliRndm
fe4da5cc 30{
229004c4 31 public:
32 AliMC(const char *name, const char *title);
65fb704d 33 AliMC() {fRandom=0;}
34 virtual ~AliMC() {fgMC=gMC=0;fRandom=0;}
229004c4 35
36 // static access method
80762cb1 37 static AliMC* GetMC() { return fgMC; }
fe4da5cc 38
229004c4 39 //
40 // methods for building/management of geometry
41 // ------------------------------------------------
42 //
fe4da5cc 43
229004c4 44 // functions from GCONS
45 virtual void Gfmate(Int_t imat, char *name, Float_t &a, Float_t &z,
46 Float_t &dens, Float_t &radl, Float_t &absl,
47 Float_t* ubuf, Int_t& nbuf) = 0;
48
49 // detector composition
50 virtual void Material(Int_t& kmat, const char* name, Float_t a,
51 Float_t z, Float_t dens, Float_t radl, Float_t absl,
52 Float_t* buf, Int_t nwbuf) = 0;
53 virtual void Mixture(Int_t& kmat, const char *name, Float_t *a,
54 Float_t *z, Float_t dens, Int_t nlmat, Float_t *wmat) = 0;
55 virtual void Medium(Int_t& kmed, const char *name, Int_t nmat,
56 Int_t isvol, Int_t ifield, Float_t fieldm, Float_t tmaxfd,
57 Float_t stemax, Float_t deemax, Float_t epsil,
58 Float_t stmin, Float_t* ubuf, Int_t nbuf) = 0;
59 virtual void Matrix(Int_t& krot, Float_t thetaX, Float_t phiX,
60 Float_t thetaY, Float_t phiY, Float_t thetaZ,
61 Float_t phiZ) = 0;
62 virtual void Gstpar(Int_t itmed, const char *param, Float_t parval) = 0;
63
64 // functions from GGEOM
65 virtual Int_t Gsvolu(const char *name, const char *shape, Int_t nmed,
66 Float_t *upar, Int_t np) = 0;
67 virtual void Gsdvn(const char *name, const char *mother, Int_t ndiv,
68 Int_t iaxis) = 0;
69 virtual void Gsdvn2(const char *name, const char *mother, Int_t ndiv,
70 Int_t iaxis, Float_t c0i, Int_t numed) = 0;
71 virtual void Gsdvt(const char *name, const char *mother, Float_t step,
72 Int_t iaxis, Int_t numed, Int_t ndvmx) = 0;
73 virtual void Gsdvt2(const char *name, const char *mother, Float_t step,
74 Int_t iaxis, Float_t c0, Int_t numed, Int_t ndvmx) = 0;
75 virtual void Gsord(const char *name, Int_t iax) = 0;
76 virtual void Gspos(const char *name, Int_t nr, const char *mother,
77 Float_t x, Float_t y, Float_t z, Int_t irot,
78 const char *konly="ONLY") = 0;
79 virtual void Gsposp(const char *name, Int_t nr, const char *mother,
80 Float_t x, Float_t y, Float_t z, Int_t irot,
27f3d82e 81 const char *konly, Float_t *upar, Int_t np) = 0;
9fa1fc33 82 virtual void Gsbool(const char* onlyVolName, const char* manyVolName) = 0;
27f3d82e 83
84 virtual void SetCerenkov(Int_t itmed, Int_t npckov, Float_t *ppckov,
85 Float_t *absco, Float_t *effic, Float_t *rindex) = 0;
86
229004c4 87
88 // functions for drawing
89 virtual void DrawOneSpec(const char* name) = 0;
90 virtual void Gsatt(const char* name, const char* att, Int_t val) = 0;
91 virtual void Gdraw(const char*,Float_t theta = 30, Float_t phi = 30,
92 Float_t psi = 0, Float_t u0 = 10, Float_t v0 = 10,
93 Float_t ul = 0.01, Float_t vl = 0.01) = 0;
94
95 // Euclid
96 virtual void WriteEuclid(const char*, const char*, Int_t, Int_t) = 0;
97
98 // get methods
99 virtual Int_t VolId(const Text_t* volName) const = 0;
100 virtual const char* VolName(Int_t id) const = 0;
101 virtual Int_t NofVolumes() const = 0;
8409d8c9 102 virtual Int_t VolId2Mate(Int_t id) const = 0;
229004c4 103
104 //
105 // methods for physics management
106 // ------------------------------------------------
107 //
108
109 // set methods
110 virtual void SetCut(const char* cutName, Float_t cutValue) = 0;
111 virtual void SetProcess(const char* flagName, Int_t flagValue) = 0;
112 virtual Float_t Xsec(char*, Float_t, Int_t, Int_t) = 0;
113
114 // particle table usage
115 virtual Int_t IdFromPDG(Int_t id) const =0;
116 virtual Int_t PDGFromId(Int_t pdg) const =0;
117 virtual void DefineParticles() = 0;
118
119 //
120 // methods for step management
121 // ------------------------------------------------
122 //
123
124 // action methods
125 virtual void StopTrack() =0;
126 virtual void StopEvent() =0;
127
128 // set methods
129 virtual void SetMaxStep(Float_t) = 0;
130 virtual void SetMaxNStep(Int_t) = 0;
131 virtual void SetUserDecay(Int_t) =0;
132
133 // get methods
134 // tracking volume(s)
135 virtual Int_t CurrentVolID(Int_t& copyNo) const =0;
136 virtual Int_t CurrentVolOffID(Int_t off, Int_t& copyNo) const =0;
137 virtual const char* CurrentVolName() const =0;
138 virtual const char* CurrentVolOffName(Int_t off) const =0;
139 virtual Int_t CurrentMaterial(Float_t &a, Float_t &z,
140 Float_t &dens, Float_t &radl, Float_t &absl) const =0;
141 virtual Int_t CurrentEvent() const =0;
142 virtual void Gmtod(Float_t* xm, Float_t* xd, Int_t iflag) = 0;
143 virtual void Gdtom(Float_t* xd, Float_t* xm, Int_t iflag)= 0 ;
144 virtual Float_t MaxStep() const =0;
145 virtual Int_t GetMaxNStep() const = 0;
146 virtual Int_t GetMedium() const =0;
147
148 // tracking particle
149 // dynamic properties
150 virtual void TrackPosition(TLorentzVector& position) const =0;
151 virtual void TrackMomentum(TLorentzVector& momentum) const =0;
152 virtual Float_t TrackStep() const =0;
153 virtual Float_t TrackLength() const =0;
154 virtual Float_t TrackTime() const =0;
155 virtual Float_t Edep() const =0;
156 // static properties
157 virtual Int_t TrackPid() const =0;
158 virtual Float_t TrackCharge() const =0;
159 virtual Float_t TrackMass() const =0;
160 virtual Float_t Etot() const =0;
161
162 // track status
a01a8b12 163 virtual Bool_t IsNewTrack() const =0;
229004c4 164 virtual Bool_t IsTrackInside() const =0;
165 virtual Bool_t IsTrackEntering() const =0;
166 virtual Bool_t IsTrackExiting() const =0;
167 virtual Bool_t IsTrackOut() const =0;
168 virtual Bool_t IsTrackDisappeared() const =0;
169 virtual Bool_t IsTrackStop() const =0;
170 virtual Bool_t IsTrackAlive() const=0;
171
172 // secondaries
173 virtual Int_t NSecondaries() const=0;
174 virtual void GetSecondary(Int_t isec, Int_t& particleId,
175 TLorentzVector& position, TLorentzVector& momentum) =0;
27f3d82e 176 virtual AliMCProcess ProdProcess(Int_t isec) const =0;
177 virtual Int_t StepProcesses(TArrayI &proc) const = 0;
229004c4 178
179 //
180 // other (then geometry/step/run management) methods
181 // ----------------------------------------------
182 //
9fa1fc33 183 virtual AliMCGeomType GetMCGeomType() const = 0;
229004c4 184
185 //
186 // Geant3 specific methods
187 // !!! need to be transformed to common interface
188 //
189 virtual void Gdopt(const char*,const char*) = 0;
190 virtual void SetClipBox(const char*,Float_t=-9999,Float_t=0, Float_t=-9999,Float_t=0,Float_t=-9999,Float_t=0) = 0;
191 virtual void DefaultRange() = 0;
192 virtual void Gdhead(Int_t, const char*, Float_t=0) = 0;
193 virtual void Gdman(Float_t, Float_t, const char*) = 0;
194 virtual void SetColors() = 0;
195 virtual void Gtreve() = 0;
aee8290b 196 virtual void GtreveRoot() = 0;
229004c4 197 virtual void Gckmat(Int_t, char*) = 0;
198 virtual void InitLego() = 0;
199 virtual void Gfpart(Int_t, char*, Int_t&, Float_t&, Float_t&, Float_t&) = 0;
200 virtual void Gspart(Int_t, const char*, Int_t, Float_t, Float_t, Float_t) = 0;
201
875c717b 202 // Control Methods
203
204 virtual void Init() = 0;
205 virtual void FinishGeometry() = 0;
206 virtual void BuildPhysics() = 0;
207 virtual void ProcessEvent() = 0;
208 virtual void ProcessRun(Int_t nevent) = 0;
d0daec3c 209 // External Decayer
210 virtual void SetExternalDecayer(AliDecayer* decayer) =0;
211 virtual AliDecayer* Decayer() const =0;
875c717b 212
229004c4 213 private:
aee8290b 214 static AliMC* fgMC; // Pointer to the virtual MonteCarlo object
ef42d733 215 AliMC(const AliMC &) {}
216 AliMC & operator=(const AliMC &) {return (*this);}
229004c4 217
94de3818 218 ClassDef(AliMC,1) //Virtual MonteCarlo Interface
fe4da5cc 219};
220
aee8290b 221#endif
fe4da5cc 222