Another histos for lumi
[u/mrichter/AliRoot.git] / ITS / AliITSsegmentationSPD.h
... / ...
CommitLineData
1#ifndef ALIITSSEGMENTATIONSPD_H
2#define ALIITSSEGMENTATIONSPD_H
3
4#include "AliITSsegmentation.h"
5
6
7
8// segmentation and response for SPD
9
10class AliITSsegmentationSPD :
11public AliITSsegmentation {
12 public:
13
14 AliITSsegmentationSPD(Option_t *opt="" );
15 AliITSsegmentationSPD(const AliITSsegmentationSPD &source);
16 virtual ~AliITSsegmentationSPD(){}
17 AliITSsegmentationSPD& operator=(const AliITSsegmentationSPD &source);
18
19 // Set Detector Segmentation Parameters
20
21 // Maximum number of pixels along the two coordinates
22 virtual void SetNPads(Int_t p1, Int_t p2);
23 // Returns the maximum number of cells (digits) posible
24 virtual Int_t GetNPads() const {return fNpx*fNpz;}
25 // Set Pixel Size Array in x and z, microns.
26 virtual void SetBinSize(Float_t *x,Float_t *z);
27
28 // Transform from real to pixel coordinates
29 virtual void GetPadIxz(Float_t x,Float_t z,Int_t &ix,Int_t &iz) const;
30 // Transform from pixel to real coordinates
31 virtual void GetPadCxz(Int_t ix,Int_t iz,Float_t &x,Float_t &z) const;
32 // Local transformation of real local coordinates -
33 virtual void GetPadTxz(Float_t &x ,Float_t &z) const;
34 // Transformation from Geant cm detector center local coordinates
35 // to detector segmentation/cell coordiantes starting from (0,0).
36 virtual Bool_t LocalToDet(Float_t x,Float_t z,Int_t &ix,Int_t &iz) const;
37 // Transformation from detector segmentation/cell coordiantes starting
38 // from (0,0) to Geant cm detector center local coordinates.
39 virtual void DetToLocal(Int_t ix,Int_t iz,Float_t &x,Float_t &z) const;
40 // Returns the Cell upper and lower boundries in x and y. cell indexes
41 // starting from (0,0) and return Geant cm detector centered local
42 // coordinates, consistant with DetToLocal and LocalToDet functions above.
43 virtual void CellBoundries(Int_t ix,Int_t iz,Double_t &xl,Double_t &xu,
44 Double_t &zl,Double_t &zu) const;
45 //
46 virtual Int_t GetNumberOfChips() const {return fgkNchipsPerModule;}
47 virtual Int_t GetMaximumChipIndex() const {return fgkNchipsPerModule-1;}
48
49 virtual Int_t GetChipFromLocal(Float_t, Float_t zloc) const;
50 virtual Int_t GetChipsInLocalWindow(Int_t* array, Float_t zmin, Float_t zmax, Float_t, Float_t) const;
51
52 virtual Int_t GetChipFromChannel(Int_t, Int_t iz) const;
53 //
54 // Initialisation
55 virtual void Init();
56 virtual void Init300();
57 //
58 // Get member data
59 //
60 // Pixel size in x
61 virtual Float_t Dpx(Int_t ix) const;
62 // Pixel size in z
63 virtual Float_t Dpz(Int_t iz) const;
64
65 // Maximum number of Pixels in x
66 virtual Int_t Npx() const {return fNpx;}
67 // Maximum number of Pixels in z
68 virtual Int_t Npz() const {return fNpz;}
69 //
70 // Get next neighbours
71 virtual void Neighbours
72 (Int_t iX,Int_t iZ,Int_t* Nlist,Int_t Xlist[10],Int_t Zlist[10]) const;
73 // Print default parameters (static const data members, if any)
74 virtual void PrintDefaultParameters() const
75 {AliWarning("No def. parameters defined as const static data members");}
76
77 protected:
78
79 virtual void Copy(TObject &obj) const;
80 Int_t fNpx; // Number of pixels in x
81 Int_t fNpz; // Number of pixels in z
82 Float_t fCellSizeX[256];// Size for each pixel in x -microns
83 Float_t fCellSizeZ[280];// Size for each pixel in z -microns
84 static const Int_t fgkNchipsPerModule; //number of chips per ladder (5)
85 static const Int_t fgkNcolumnsPerChip; //number of columns per chip (32)
86
87 private:
88
89 Float_t ColFromZ300(Float_t z) const;
90 Float_t ZFromCol300(Int_t col) const;
91 Float_t Zpitch300() const;
92 Float_t ColFromZ(Float_t z) const;
93 Float_t ZFromCol(Int_t col) const;
94 Float_t ZpitchFromCol(Int_t col) const;
95
96 ClassDef(AliITSsegmentationSPD,3) //Segmentation class for SPD
97
98};
99
100#endif