1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
7 * Permission to use, copy, modify and distribute this software and its *
8 * documentation strictly for non-commercial purposes is hereby granted *
9 * without fee, provided that the above copyright notice appears in all *
10 * copies and that both the copyright notice and this permission notice *
11 * appear in the supporting documentation. The authors make no claims *
12 * about the suitability of this software for any purpose. It is *
13 * provided "as is" without express or implied warranty. *
14 **************************************************************************/
19 #include "AliMUONConstants.h"
21 ClassImp(AliMUONConstants)
23 Int_t AliMUONConstants::fgNCh = 14;
24 Int_t AliMUONConstants::fgNTrackingCh = 10;
25 Int_t AliMUONConstants::fgNTriggerCh = 4;
26 Int_t AliMUONConstants::fgNTriggerCircuit = 234;
28 Float_t AliMUONConstants::fgDefaultChamberZ[14] =
29 {-533.5, -546.5, -678.5, -693.5, // St12
30 -966.9, -997.9, -1274.5, -1305.5, -1408.6, -1439.6, // St345 update sept04 Ch. Finck
31 -1603.5, -1620.5, -1703.5, -1720.5}; // M1 & M2
33 Float_t AliMUONConstants::fgDzCh = 15.5/2.;
34 Float_t AliMUONConstants::fgDzSlat = 8.5/2.;
36 Float_t AliMUONConstants::fgSqrtKx3Slat = 0.7131;
37 Float_t AliMUONConstants::fgSqrtKy3Slat = 0.7642;
39 Float_t AliMUONConstants::fgSqrtKx3St12 = 0.7000;
40 Float_t AliMUONConstants::fgSqrtKy3St12 = 0.7550;
42 Float_t AliMUONConstants::fgChargeCorrelSlat = 0.11;
43 Float_t AliMUONConstants::fgChargeCorrelSt12 = 0.0; //???
45 Float_t AliMUONConstants::fgPitchSlat = 0.25;
46 Float_t AliMUONConstants::fgPitchSt12 = 0.20;
48 Float_t AliMUONConstants::fgDmin[7] = { 36.4, 46.2, 66.0, 80., 80., 100., 100.};
49 Float_t AliMUONConstants::fgDmax[7] = {183., 245., 395., 560., 563., 850., 900.};
50 Int_t AliMUONConstants::fgMaxZoom = 20;
52 //______________________________________________________________________________
53 Int_t AliMUONConstants::ChamberNumber(Float_t z)
55 // return chamber number according z position of hit. Should be taken from geometry ?
57 Float_t dMaxChamber = DzSlat() + DzCh() + 0.25; // cm st 3 &4 & 5
58 if ( z > (DefaultChamberZ(4)+50.)) dMaxChamber = 7.; // cm stations 1 & 2
61 for (iChamber = 0; iChamber < 10; iChamber++) {
63 if (TMath::Abs(z-DefaultChamberZ(iChamber)) < dMaxChamber) {