Bug fix.
[u/mrichter/AliRoot.git] / ITS / AliITSsegmentationSSD.h
CommitLineData
b0f5e3fc 1#ifndef ALIITSSEGMENTATIONSSD_H
2#define ALIITSSEGMENTATIONSSD_H
3
4#include "AliITSsegmentation.h"
5
6// segmentation for SSD
7
8class AliITSsegmentationSSD :
9public AliITSsegmentation {
10 public:
11
12 AliITSsegmentationSSD();
13 AliITSsegmentationSSD(AliITSgeom *gm);
14 AliITSsegmentationSSD(AliITSsegmentationSSD &source);
15 virtual ~AliITSsegmentationSSD(){}
16 AliITSsegmentationSSD& operator=(AliITSsegmentationSSD &source);
17
18
19 // Detector size: x,z,y
20 virtual void SetDetSize
21 (Float_t p1=72960., Float_t p2=40000., Float_t p3= 300.)
22 {fDx=p1; fDz=p2; fDy=p3;}
23
24 // Strip size
e8189707 25 virtual void SetPadSize(Float_t pitch=95., Float_t dummy=1.)
b0f5e3fc 26 {fPitch=pitch;}
27
28 // Maximum number of strips along the two coordinates
e8189707 29 virtual void SetNPads(Int_t p1=768, Int_t dummy=1)
b0f5e3fc 30 {fNstrips=p1;}
31
32
33 // Set stereo angles Pside-Nside
fd61217e 34 virtual void SetAngles(Float_t pa=0.0075, Float_t na=0.0275)
35 {fStereoPl5=pa; fStereoNl5=na; fStereoPl6=na; fStereoNl6=pa;}
b0f5e3fc 36
fd61217e 37 virtual void SetAnglesLay5(Float_t pa=0.0075, Float_t na=0.0275)
38 {fStereoPl5=pa; fStereoNl5=na;}
39
40 virtual void SetAnglesLay6(Float_t pa=0.0275, Float_t na=0.0075)
41 {fStereoPl6=pa; fStereoNl6=na;}
42
43 // Set stereo angles Pside-Nside
b0f5e3fc 44 // Transform from real coordinates to strips
e8189707 45 virtual void GetPadIxz
46 (Float_t x ,Float_t z ,Int_t &iP,Int_t &iN);
b0f5e3fc 47 // Transform from strips to real coordinates
e8189707 48 virtual void GetPadCxz
b0f5e3fc 49 (Int_t iP, Int_t iN, Float_t &x , Float_t &z);
50
51 // Transform from real global to local coordinates
52 virtual void GetLocal(Int_t module,Float_t *g ,Float_t *l) {}
53 // Transform from real local to global coordinates
54 virtual void GetGlobal(Int_t module,Float_t *l ,Float_t *g) {}
55
56 virtual void Init();
57
58 // Detector type geometry
59 virtual AliITSgeom* Geometry() {return 0;}
60 // Detector length
61 virtual Float_t Dx() {return fDx;}
62 // Detector width
63 virtual Float_t Dz() {return fDz;}
64 // Detector thickness
65 virtual Float_t Dy() {return fDy;}
66 // Strip size in x
67 virtual Float_t Dpx(Int_t) {return fPitch;}
68 // Strip size in z
69 virtual Float_t Dpz(Int_t) {return fDz;}
70 // Maximum number of Strips in x
71 virtual Int_t Npx() {return fNstrips;}
72 // Maximum number of Strips in z
73 virtual Int_t Npz(){return 1;}
74
75 // Angles : Pside stereo angle-Nside stereo angle
fd61217e 76 virtual void Angles(Float_t &aP,Float_t &aN);
77 virtual void SetLayer(Int_t l);
78 virtual Int_t GetLayer() const {return fLayer;}
b0f5e3fc 79
80 protected:
81
82 Int_t fNstrips; // Number of strips in x
83 Float_t fStereoP; // Stereo angle for Pside
84 Float_t fStereoN; // Stereo angle for Nside
85 Float_t fPitch; // Pitch of the strips
86 Float_t fDz; // Full width of the detector (z axis)- microns
87 Float_t fDx; // Full length of the detector (x axis)- microns
88 Float_t fDy; // Full thickness of the detector (y axis) -um
89
fd61217e 90 Float_t fStereoPl5; // Stereo angle for Pside
91 Float_t fStereoNl5; // Stereo angle for Nside
92 Float_t fStereoPl6; // Stereo angle for Pside
93 Float_t fStereoNl6; // Stereo angle for Nside
94 Int_t fLayer;
95
e8189707 96 AliITSgeom *fGeom; //! pointer to the geometry class
b0f5e3fc 97 TF1* fCorr; // correction function
98
99 ClassDef(AliITSsegmentationSSD,1) //Segmentation class for SSD
100};
101
102#endif