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820b4d9e | 1 | #ifndef ALIPIPEVGEO4_H |
2 | #define ALIPIPEVGEO4_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id$*/ | |
7 | ||
8 | ///////////////////////////////////////////////////////// | |
9 | // ALICE beam pipe geometry // | |
10 | // This version uses TGeo. // | |
11 | // Author: // | |
12 | // Andreas Morsch // | |
13 | // e-mail: andreas.morsch@cern.ch // | |
14 | ///////////////////////////////////////////////////////// | |
15 | ||
16 | #include "AliPIPE.h" | |
17 | class TGeoPcon; | |
18 | class TGeoVolume; | |
19 | ||
20 | ||
21 | class AliPIPEv4 : public AliPIPE { | |
22 | ||
23 | public: | |
24 | enum constants {kC=6, kAlu=9, kInox=19, kGetter=20, kBe=5, kVac=16, | |
25 | kAir=15, kAlBe=21, kPA = 22}; | |
26 | ||
27 | AliPIPEv4(); | |
28 | AliPIPEv4(const char *name, const char *title); | |
29 | AliPIPEv4(const char *name, const char *title, const Float_t theta_cone, const Float_t rmin1, | |
30 | const Float_t epaisseur, const Float_t sigmaz, const Float_t z_chambre); | |
31 | virtual ~AliPIPEv4() {}; | |
32 | virtual void CreateGeometry(); | |
33 | virtual void CreateMaterials(); | |
34 | virtual Int_t IsVersion() const {return 0;} | |
35 | private: | |
36 | virtual TGeoPcon* MakeMotherFromTemplate(TGeoPcon* shape, Int_t imin = -1, Int_t imax = -1, Float_t r0 = 0., Int_t nz =-1); | |
37 | virtual TGeoPcon* MakeInsulationFromTemplate(TGeoPcon* shape); | |
38 | virtual TGeoVolume* MakeBellow(const char* ext, Int_t nc, Float_t rMin, Float_t rMax, Float_t dU, Float_t rPlie, Float_t dPlie); | |
39 | ||
40 | Float_t ftheta_cone; // angle of conical beam pipe, if angle < 3 --> cylindrical beam pipe | |
41 | Float_t frmin1; // internal radius of Be beam pipe | |
42 | Float_t fepaisseur; // width of Be beam pipe | |
43 | Float_t fsigmaz; // dispersion of z location (1 sigma) of beam impact position | |
44 | Float_t fz_chambre; // first pixel chamber location, closest to the IP | |
45 | Float_t fzdebut1; // beginning of beam pipe z location (A side) | |
46 | Float_t fzfin4; // end of beamp pipe z location (C side) | |
47 | ||
48 | ||
49 | protected: | |
50 | ClassDef(AliPIPEv4,1) //Class for PIPE version using TGeo | |
51 | }; | |
52 | ||
53 | #endif |