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 **************************************************************************/
18 //-----------------------------------------------------------------------------
19 // Class AliMUONResponseFactory
20 // -----------------------------
21 // Factory for muon response
22 // Class separated from AliMUONFactoryV4
23 //-----------------------------------------------------------------------------
25 #include "AliMUONResponseFactory.h"
29 #include "AliMpPlaneType.h"
32 #include "AliMUONConstants.h"
33 #include "AliMUONChamber.h"
34 #include "AliMUONResponseV0.h"
35 #include "AliMUONResponseTrigger.h"
36 #include "AliMUONResponseTriggerV1.h"
40 ClassImp(AliMUONResponseFactory)
43 //__________________________________________________________________________
44 AliMUONResponseFactory::AliMUONResponseFactory(const char* name,
49 fIsTailEffect(isTailEffect)
51 /// Standard constructor
53 AliDebug(1,Form("ctor this=%p",this));
56 //__________________________________________________________________________
57 AliMUONResponseFactory::AliMUONResponseFactory()
63 /// Default constructor
65 AliDebug(1,Form("default (empty) ctor this=%p",this));
68 //__________________________________________________________________________
70 AliMUONResponseFactory::~AliMUONResponseFactory()
73 AliDebug(1,Form("dtor this=%p",this));
77 //__________________________________________________________________________
78 void AliMUONResponseFactory::BuildCommon()
80 /// Construct the default response.
82 // Default response: 5 mm of gas
83 fResponse0 = new AliMUONResponseV0;
84 fResponse0->SetSqrtKx3AndDeriveKx2Kx4(0.7131); // sqrt(0.5085)
85 fResponse0->SetSqrtKy3AndDeriveKy2Ky4(0.7642); // sqrt(0.5840)
86 fResponse0->SetPitch(AliMUONConstants::Pitch()); // anode-cathode distance
87 fResponse0->SetSigmaIntegration(10.);
88 fResponse0->SetChargeSlope(10);
89 fResponse0->SetChargeSpread(0.18, 0.18);
90 fResponse0->SetMaxAdc(4096);
91 fResponse0->SetSaturation(3000);
92 fResponse0->SetZeroSuppression(6);
93 fResponse0->SetTailEffect(fIsTailEffect);
96 //__________________________________________________________________________
97 void AliMUONResponseFactory::BuildStation1()
99 /// Configuration for Chamber TC1/2 (Station 1) ----------
101 // Response for 4 mm of gas (station 1)
102 // automatic consistency with width of sensitive medium in CreateGeometry ????
103 AliMUONResponseV0 responseSt1;
104 // Mathieson parameters from L.Kharmandarian's thesis, page 190
105 responseSt1.SetSqrtKx3AndDeriveKx2Kx4(0.7000); // sqrt(0.4900)
106 responseSt1.SetSqrtKy3AndDeriveKy2Ky4(0.7550); // sqrt(0.5700)
107 responseSt1.SetPitch(AliMUONConstants::PitchSt1()); // anode-cathode distance
108 responseSt1.SetSigmaIntegration(10.);
109 // ChargeSlope larger to compensate for the smaller anode-cathode distance
110 // and keep the same most probable ADC channel for mip's
111 responseSt1.SetChargeSlope(25); // SP & JC ajusted to match 2010 real data was 62.5
112 // assumed proportionality to anode-cathode distance for ChargeSpread
113 responseSt1.SetChargeSpread(0.144, 0.144);
114 responseSt1.SetMaxAdc(4096);
115 responseSt1.SetSaturation(3000);
116 responseSt1.SetZeroSuppression(6);
117 responseSt1.SetTailEffect(fIsTailEffect);
119 for (Int_t chamber = 0; chamber < 2; chamber++) {
120 fMUON->SetResponseModel(chamber, responseSt1); // special response
121 fMUON->Chamber(chamber).SetChargeCorrel(0.11); // 11% charge spread
125 //__________________________________________________________________________
126 void AliMUONResponseFactory::BuildStation2()
128 /// Configuration for Chamber TC3/4 (Station 2) -----------
130 for (Int_t chamber = 2; chamber < 4; chamber++) {
131 fMUON->SetResponseModel(chamber, *fResponse0); // normal response
132 fMUON->Chamber(chamber).SetChargeCorrel(0.11); // 11% charge spread
136 //__________________________________________________________________________
137 void AliMUONResponseFactory::BuildStation3()
139 /// Configuration for Chamber TC5/6 (Station 3) ----------
141 for (Int_t chamber = 4; chamber < 6; chamber++) {
142 fMUON->SetResponseModel(chamber, *fResponse0); // normal response
143 fMUON->Chamber(chamber).SetChargeCorrel(0.11); // 11% charge spread
147 //__________________________________________________________________________
148 void AliMUONResponseFactory::BuildStation4()
150 /// Configuration for Chamber TC7/8 (Station 4) ----------
152 for (Int_t chamber = 6; chamber < 8; chamber++) {
153 fMUON->SetResponseModel(chamber, *fResponse0); // normal response
154 fMUON->Chamber(chamber).SetChargeCorrel(0.11); // 11% charge spread
158 //__________________________________________________________________________
159 void AliMUONResponseFactory::BuildStation5()
161 /// Configuration for Chamber TC9/10 (Station 5) ---------
163 for (Int_t chamber = 8; chamber < 10; chamber++) {
164 fMUON->SetResponseModel(chamber, *fResponse0); // normal response
165 fMUON->Chamber(chamber).SetChargeCorrel(0.11); // 11% charge spread
169 //__________________________________________________________________________
170 void AliMUONResponseFactory::BuildStation6()
172 /// Configuration for Trigger Chambers (Station 6,7) ---------
174 Int_t resTrigV1 = fMUON->GetTriggerResponseV1();
176 for (Int_t chamber = 10; chamber < 14; chamber++)
178 AliMUONResponse* response;
179 if(resTrigV1==1 || resTrigV1==2) //cluster size ON
181 response = new AliMUONResponseTriggerV1(resTrigV1); //1=STREAMER - 2=AVALANCHE
184 else // default: clustrer size OFF
186 response = new AliMUONResponseTrigger;
189 fMUON->SetResponseModel(chamber,*response);
190 fMUON->Chamber(chamber).SetChargeCorrel(0); // same charge on both cathodes
195 //__________________________________________________________________________
196 void AliMUONResponseFactory::Build(AliMUON* where)
198 /// Construct MUON responses
200 AliDebugStream(1) << "Tail effect: " << fIsTailEffect << endl;
204 // Set default parameters
206 fMUON->SetMaxStepGas(0.1);
207 fMUON->SetMaxStepAlu(0.1);
219 //__________________________________________________________________________
220 void AliMUONResponseFactory::BuildStation(AliMUON* where, Int_t stationNumber)
222 /// Construct MUON responses for given station
225 if (!fResponse0) BuildCommon();
227 switch (stationNumber) {
228 case 1: BuildStation1(); break;
229 case 2: BuildStation2(); break;
230 case 3: BuildStation3(); break;
231 case 4: BuildStation4(); break;
232 case 5: BuildStation5(); break;
233 case 6: BuildStation6(); break;
235 default: AliFatal("Wrong station number");