]> git.uio.no Git - u/mrichter/AliRoot.git/blame_incremental - ITS/AliITSsegmentation.h
Updating geometry for new scintillaton modules
[u/mrichter/AliRoot.git] / ITS / AliITSsegmentation.h
... / ...
CommitLineData
1#ifndef ALIITSSEGMENTATION_H
2#define ALIITSSEGMENTATION_H
3
4#include <TObject.h>
5
6class TF1;
7class AliITSgeom;
8//----------------------------------------------
9//
10// ITS segmentation virtual base class
11//
12class AliITSsegmentation :
13public TObject {
14 public:
15 AliITSsegmentation();
16 AliITSsegmentation(const AliITSsegmentation& source);
17 virtual ~AliITSsegmentation();
18 AliITSsegmentation& operator=(const AliITSsegmentation &source);
19 // Set Detector Segmentation Parameters
20 //
21 // Detector size
22 virtual void SetDetSize(Float_t p1,Float_t p2,Float_t p3)
23 {fDx=p1; fDz=p2; fDy=p3;}
24 // Cell size
25 virtual void SetPadSize(Float_t,Float_t) {MayNotUse("SetPadSize");}
26 // Maximum number of cells along the two coordinates
27 virtual void SetNPads(Int_t,Int_t) = 0;
28 // Returns the maximum number of cells (digits) posible
29 virtual Int_t GetNPads() const = 0;
30 // Set layer
31 virtual void SetLayer(Int_t) {MayNotUse("SetLayer");}
32 // Transform from real to cell coordinates
33 virtual void GetPadIxz(Float_t,Float_t,Int_t &,Int_t &) const = 0;
34 // Transform from cell to real coordinates
35 virtual void GetPadCxz(Int_t,Int_t,Float_t &,Float_t &) const = 0;
36 // Transform from real global to local coordinates
37 virtual void GetLocal(Int_t,Float_t *,Float_t *) const
38 {MayNotUse("GetLocal");}
39 // Transform from real local to global coordinates
40 virtual void GetGlobal(Int_t,Float_t *,Float_t *) const
41 {MayNotUse("GetGlobal");}
42 // Local transformation of real local coordinates -
43 virtual void GetPadTxz(Float_t &,Float_t &) const = 0;
44 // Transformation from Geant cm detector center local coordinates
45 // to detector segmentation/cell coordiantes starting from (0,0).
46 virtual void LocalToDet(Float_t,Float_t,Int_t &,Int_t &) const = 0;
47 // Transformation from detector segmentation/cell coordiantes starting
48 // from (0,0) to Geant cm detector center local coordinates.
49 virtual void DetToLocal(Int_t,Int_t,Float_t &,Float_t &) const = 0;
50 // Initialisation
51 virtual void Init() = 0;
52 //
53 // Get member data
54 //
55 // Detector type geometry
56 virtual AliITSgeom* Geometry() const {return fGeom;}
57 // Detector length
58 virtual Float_t Dx() const {return fDx;}
59 // Detector width
60 virtual Float_t Dz() const {return fDz;}
61 // Detector thickness
62 virtual Float_t Dy() const {return fDz;}
63 // Cell size in x
64 virtual Float_t Dpx(Int_t) const = 0;
65 // Cell size in z
66 virtual Float_t Dpz(Int_t) const = 0;
67 // Maximum number of Cells in x
68 virtual Int_t Npx() const = 0;
69 // Maximum number of Cells in z
70 virtual Int_t Npz() const = 0;
71 // Layer
72 virtual Int_t GetLayer() const {MayNotUse("GetLayer"); return 0;}
73 // Set hit position
74 // virtual void SetHit(Float_t, Float_t) {}
75 // angles
76 virtual void Angles(Float_t& /* p */, Float_t& /* n */) const
77 {MayNotUse("Angles");}
78
79 //
80 // Get next neighbours
81 virtual void Neighbours(Int_t,Int_t,Int_t*,Int_t[10],Int_t[10]) const
82 {MayNotUse("Neighbours");}
83
84 // Function for systematic corrections
85 // Set the correction function
86 virtual void SetCorrFunc(TF1* fc) {fCorr = fc;}
87 // Get the correction Function
88 virtual TF1* CorrFunc() {return fCorr;}
89 // Print Default parameters
90 virtual void PrintDefaultParameters() const = 0;
91
92 protected:
93
94 virtual void Copy(TObject &obj) const;
95
96 Float_t fDx; //SPD: Full width of the detector (x axis)- microns
97 //SDD: Drift distance of the 1/2detector (x axis)-microns
98 //SSD: Full length of the detector (x axis)- microns
99 Float_t fDz; //SPD: Full length of the detector (z axis)- microns
100 //SDD: Length of half-detector (z axis) - microns
101 //SSD: Full width of the detector (z axis)- microns
102 Float_t fDy; //SPD: Full thickness of the detector (y axis) -um
103 //SDD: Full thickness of the detector (y axis) - microns
104 //SSD: Full thickness of the detector (y axis) -um
105 AliITSgeom *fGeom; //! pointer to the geometry class
106 TF1* fCorr; // correction function
107
108 ClassDef(AliITSsegmentation,2) //Segmentation virtual base class
109};
110#endif