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1 | #ifndef ALITPCROC_H | |
2 | #define ALITPCROC_H | |
3 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /* $Id: AliTPCROC.h,v */ | |
7 | ||
8 | ////////////////////////////////////////////////// | |
9 | // // | |
10 | // TPC geometry class for ROC // | |
11 | // // | |
12 | ////////////////////////////////////////////////// | |
13 | ||
14 | #include <TObject.h> | |
15 | ||
16 | //_____________________________________________________________________________ | |
17 | class AliTPCROC : public TObject { | |
18 | public: | |
19 | static AliTPCROC* Instance(); | |
20 | AliTPCROC(); | |
21 | AliTPCROC(const AliTPCROC &roc); | |
22 | AliTPCROC &operator = (const AliTPCROC & roc); //assignment operator | |
23 | void Init(); | |
24 | virtual ~AliTPCROC(); | |
25 | void GetPositionLocal(UInt_t sector, UInt_t row, UInt_t pad, Float_t *pos); | |
26 | void GetPositionGlobal(UInt_t sector, UInt_t row, UInt_t pad, Float_t *pos); | |
27 | // | |
28 | // numbering | |
29 | UInt_t GetNSectors() const { return fNSectorsAll;} | |
30 | UInt_t GetNRows(UInt_t sector) const { return (sector<fNSectors[1]) ? fNRows[0]:fNRows[1];} | |
31 | UInt_t GetNChannels(UInt_t sector) const { return (sector<fNSectors[1]) ? fNChannels[0]:fNChannels[1];} | |
32 | UInt_t GetNPads(UInt_t sector,UInt_t row) const { return (sector<fNSectors[1]) ? fNPads[0][row]:fNPads[1][row];} | |
33 | const UInt_t * GetRowIndexes(UInt_t sector) const {return (sector<fNSectors[1]) ? fRowPosIndex[0]:fRowPosIndex[1];} | |
34 | // | |
35 | //get sector parameters | |
36 | // | |
37 | Float_t GetInnerRadiusLow() const {return fInnerRadiusLow;} | |
38 | Float_t GetInnerRadiusUp() const {return fInnerRadiusUp;} | |
39 | Float_t GetOuterRadiusLow() const {return fOuterRadiusLow;} | |
40 | Float_t GetOuterRadiusUp() const {return fOuterRadiusUp;} | |
41 | Float_t GetInnerFrameSpace() const {return fInnerFrameSpace;} | |
42 | Float_t GetOuterFrameSpace() const {return fOuterFrameSpace;} | |
43 | Float_t GetInnerWireMount() const {return fInnerWireMount;} | |
44 | Float_t GetOuterWireMount() const {return fOuterWireMount;} | |
45 | Float_t GetInnerAngle() const {return fInnerAngle;} | |
46 | Float_t GetOuterAngle() const {return fOuterAngle;} | |
47 | UInt_t GetNInnerSector() const {return fNSectors[0];} | |
48 | UInt_t GetNOuterSector() const {return fNSectors[1];} | |
49 | UInt_t GetNSector() const {return fNSectorsAll;} | |
50 | Float_t GetZLength(Int_t sector) const {return (sector<35) ? fZLength-0.275 : fZLength-0.302;} | |
51 | // | |
52 | // get pad row parameters | |
53 | // | |
54 | Float_t GetPadRowRadiiLow(UInt_t irow) const {return ( irow<fNRowLow ) ? fPadRowLow[irow]: 0;} //get the pad row (irow) radii | |
55 | Float_t GetPadRowRadiiUp(UInt_t irow) const {return ( irow<fNRowUp ) ? fPadRowUp[irow]: 0;} //get the pad row (irow) radii | |
56 | Float_t GetPadRowRadii(UInt_t isec, UInt_t irow) const { | |
57 | return ( (isec < fNSectors[0]) ?GetPadRowRadiiLow(irow):GetPadRowRadiiUp(irow));} | |
58 | // | |
59 | ||
60 | protected: | |
61 | // | |
62 | // number of pads | |
63 | // | |
64 | void SetGeometry(); // set geometry parameters | |
65 | UInt_t fNSectorsAll; // number of sectors | |
66 | UInt_t fNSectors[2]; // number of sectors - inner outer | |
67 | UInt_t fNRows[2]; // number of row - inner outer | |
68 | UInt_t fNChannels[2]; // total number of pads - inner sector - outer sector | |
69 | UInt_t *fNPads[2]; // number of pads in row - inner - outer | |
70 | UInt_t *fRowPosIndex[2]; // index array - inner - outer | |
71 | // | |
72 | // | |
73 | //--------------------------------------------------------------------- | |
74 | // ALICE TPC sector geometry | |
75 | //-------------------------------------------------------------------- | |
76 | Float_t fInnerRadiusLow; // lower radius of inner sector-IP | |
77 | Float_t fInnerRadiusUp; // upper radius of inner sector-IP | |
78 | Float_t fOuterRadiusUp; // upper radius of outer sector-IP | |
79 | Float_t fOuterRadiusLow; // lower radius of outer sector-IP | |
80 | Float_t fInnerFrameSpace; //space for inner frame in the phi direction | |
81 | Float_t fOuterFrameSpace; //space for outer frame in the phi direction | |
82 | Float_t fInnerWireMount; //space for wire mount, inner sector | |
83 | Float_t fOuterWireMount; //space for wire mount, outer sector | |
84 | Float_t fZLength; //length of the drift region of the TPC | |
85 | Float_t fInnerAngle; //angular coverage | |
86 | Float_t fOuterAngle; //angular coverage | |
87 | // | |
88 | //--------------------------------------------------------------------- | |
89 | // ALICE TPC wires geometry - for GEM we can consider that it is gating | |
90 | //-------------------------------------------------------------------- | |
91 | UInt_t fNInnerWiresPerPad; //Number of wires per pad | |
92 | Float_t fInnerWWPitch; //pitch between wires in inner sector - calculated | |
93 | UInt_t fInnerDummyWire; //number of wires without pad readout | |
94 | Float_t fInnerOffWire; //oofset of first wire to the begining of the sector | |
95 | Float_t fRInnerFirstWire; //position of the first wire -calculated | |
96 | Float_t fRInnerLastWire; //position of the last wire -calculated | |
97 | Float_t fLastWireUp1; //position of the last wire in outer1 sector | |
98 | UInt_t fNOuter1WiresPerPad; //Number of wires per pad | |
99 | UInt_t fNOuter2WiresPerPad; // Number of wires per pad | |
100 | Float_t fOuterWWPitch; //pitch between wires in outer sector -calculated | |
101 | UInt_t fOuterDummyWire; //number of wires without pad readout | |
102 | Float_t fOuterOffWire; //oofset of first wire to the begining of the sector | |
103 | Float_t fROuterFirstWire; //position of the first wire -calulated | |
104 | Float_t fROuterLastWire; //position of the last wire -calculated | |
105 | //--------------------------------------------------------------------- | |
106 | // ALICE TPC pad parameters | |
107 | //-------------------------------------------------------------------- | |
108 | Float_t fInnerPadPitchLength; //Inner pad pitch length | |
109 | Float_t fInnerPadPitchWidth; //Inner pad pitch width | |
110 | Float_t fInnerPadLength; //Inner pad length | |
111 | Float_t fInnerPadWidth; //Inner pad width | |
112 | Float_t fOuter1PadPitchLength; //Outer pad pitch length | |
113 | Float_t fOuter2PadPitchLength; //Outer pad pitch length | |
114 | Float_t fOuterPadPitchWidth; //Outer pad pitch width | |
115 | Float_t fOuter1PadLength; //Outer pad length | |
116 | Float_t fOuter2PadLength; //Outer pad length | |
117 | Float_t fOuterPadWidth; //Outer pad width | |
118 | // | |
119 | UInt_t fNRowLow; //number of pad rows per low sector -set | |
120 | UInt_t fNRowUp1; //number of short pad rows per sector up -set | |
121 | UInt_t fNRowUp2; //number of long pad rows per sector up -set | |
122 | UInt_t fNRowUp; //number of pad rows per sector up -calculated | |
123 | UInt_t fNtRows; //total number of rows in TPC -calculated | |
124 | Float_t fPadRowLow[100]; //Lower sector, pad row radii -calculated | |
125 | Float_t fPadRowUp[100]; //Upper sector, pad row radii -calculated | |
126 | UInt_t fNPadsLow[100]; //Lower sector, number of pads per row -calculated | |
127 | UInt_t fNPadsUp[100]; //Upper sector, number of pads per row -calculated | |
128 | Float_t fYInner[100]; //Inner sector, wire-length | |
129 | Float_t fYOuter[100]; //Outer sector, wire-length | |
130 | protected: | |
131 | static AliTPCROC* fgInstance; //! Instance of this class (singleton implementation) | |
132 | ClassDef(AliTPCROC,0) // TPC ROC class | |
133 | }; | |
134 | ||
135 | #endif |