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4c039060 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
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 | **************************************************************************/ | |
15 | ||
16 | /* | |
6e36c0f2 | 17 | $Log$ |
7118aef0 | 18 | Revision 1.24 2002/10/14 14:57:32 hristov |
19 | Merging the VirtualMC branch to the main development branch (HEAD) | |
20 | ||
b9d0a01d | 21 | Revision 1.23.8.2 2002/07/24 10:07:52 alibrary |
22 | Updating VirtualMC | |
23 | ||
24 | Revision 1.23.8.1 2002/06/10 15:12:46 hristov | |
25 | Merged with v3-08-02 | |
26 | ||
27 | Revision 1.23 2001/08/30 09:51:23 hristov | |
28 | The operator[] is replaced by At() or AddAt() in case of TObjArray. | |
29 | ||
2682e810 | 30 | Revision 1.22 2001/05/16 14:57:20 alibrary |
31 | New files for folders and Stack | |
32 | ||
9e1a0ddb | 33 | Revision 1.21 2001/05/10 12:28:15 jbarbosa |
34 | Repositioned the RICH modules. | |
35 | ||
449e6743 | 36 | Revision 1.20 2001/02/23 17:25:57 jbarbosa |
37 | Setters for wire sag effect and voltage values. | |
38 | ||
c4384528 | 39 | Revision 1.19 2001/02/13 20:10:22 jbarbosa |
40 | Removed call to SetNSec() (obsolete). Fixed bug in chamber initialisation (not all chambers were initialised). | |
41 | ||
2fc6393f | 42 | Revision 1.18 2000/12/20 14:07:36 jbarbosa |
43 | Removed dependencies on TGeant3 (thanks to F. Carminati and I. Hrivnacova) | |
44 | ||
5cfcdf54 | 45 | Revision 1.17 2000/12/18 17:44:29 jbarbosa |
46 | Took two lines out of output. | |
47 | ||
f2de8657 | 48 | Revision 1.16 2000/10/03 21:44:09 morsch |
49 | Use AliSegmentation and AliHit abstract base classes. | |
50 | ||
a2f7eaf6 | 51 | Revision 1.15 2000/10/02 15:54:55 jbarbosa |
52 | New default version (15 mm freon). | |
53 | ||
a2db5cde | 54 | Revision 1.14 2000/07/10 15:28:39 fca |
55 | Correction of the inheritance scheme | |
56 | ||
452a64c6 | 57 | Revision 1.13 2000/06/30 16:38:15 dibari |
58 | Test on kDebugevel | |
59 | ||
8fa8fc03 | 60 | Revision 1.12 2000/06/13 13:06:28 jbarbosa |
61 | Fixed compiling error for HP (multiple declaration) | |
62 | ||
7f36f6bc | 63 | Revision 1.11 2000/06/12 15:35:44 jbarbosa |
64 | Cleaned up version. | |
65 | ||
237c933d | 66 | Revision 1.10 2000/06/09 14:59:25 jbarbosa |
67 | New default version. No setters needed, no hits. | |
68 | ||
c71fc6da | 69 | Revision 1.9 2000/05/31 08:19:38 jbarbosa |
70 | Fixed bug in StepManager | |
71 | ||
27d40190 | 72 | Revision 1.8 2000/05/26 17:30:08 jbarbosa |
73 | Cerenkov angle now stored within cerenkov data structure. | |
74 | ||
b15cdb56 | 75 | Revision 1.7 2000/05/18 10:31:36 jbarbosa |
76 | Fixed positioning of spacers inside freon. | |
77 | Fixed positioning of proximity gap | |
78 | inside methane. | |
79 | Fixed cut on neutral particles in the StepManager. | |
80 | ||
6d31e556 | 81 | Revision 1.6 2000/04/28 11:51:58 morsch |
82 | Dimensions of arrays hits and Ckov_data corrected. | |
83 | ||
8140b37e | 84 | Revision 1.5 2000/04/19 13:28:46 morsch |
85 | Major changes in geometry (parametrised), materials (updated) and | |
86 | step manager (diagnostics) (JB, AM) | |
87 | ||
4c039060 | 88 | */ |
89 | ||
6e36c0f2 | 90 | |
91 | ||
c71fc6da | 92 | ///////////////////////////////////////////////////////////// |
93 | // Manager and hits classes for set: RICH default version // | |
94 | ///////////////////////////////////////////////////////////// | |
ddae0931 | 95 | |
96 | #include <TTUBE.h> | |
97 | #include <TNode.h> | |
98 | #include <TRandom.h> | |
99 | ||
100 | #include "AliRICHv0.h" | |
a2f7eaf6 | 101 | #include "AliSegmentation.h" |
237c933d | 102 | #include "AliRICHResponse.h" |
103 | #include "AliRICHSegmentationV0.h" | |
104 | #include "AliRICHResponseV0.h" | |
105 | #include "AliRICHGeometry.h" | |
ddae0931 | 106 | #include "AliRun.h" |
107 | #include "AliMC.h" | |
7118aef0 | 108 | #include "Riostream.h" |
ddae0931 | 109 | #include "AliConst.h" |
6e36c0f2 | 110 | #include "AliPDG.h" |
ddae0931 | 111 | |
112 | ClassImp(AliRICHv0) | |
113 | ||
114 | //___________________________________________ | |
115 | AliRICHv0::AliRICHv0() : AliRICH() | |
116 | { | |
237c933d | 117 | |
118 | // Default constructor | |
119 | ||
6e36c0f2 | 120 | //fChambers = 0; |
ddae0931 | 121 | } |
122 | ||
123 | //___________________________________________ | |
124 | AliRICHv0::AliRICHv0(const char *name, const char *title) | |
125 | : AliRICH(name,title) | |
126 | { | |
c71fc6da | 127 | // |
128 | // Version 0 | |
237c933d | 129 | // Default Segmentation, no hits |
c4384528 | 130 | AliRICHSegmentationV0* segmentation = new AliRICHSegmentationV0; |
c71fc6da | 131 | // |
132 | // Segmentation parameters | |
c4384528 | 133 | segmentation->SetPadSize(0.84,0.80); |
134 | segmentation->SetDAnod(0.84/2); | |
c71fc6da | 135 | // |
136 | // Geometry parameters | |
237c933d | 137 | AliRICHGeometry* geometry = new AliRICHGeometry; |
138 | geometry->SetGapThickness(8); | |
139 | geometry->SetProximityGapThickness(.4); | |
140 | geometry->SetQuartzLength(131); | |
141 | geometry->SetQuartzWidth(126.2); | |
142 | geometry->SetQuartzThickness(.5); | |
143 | geometry->SetOuterFreonLength(131); | |
144 | geometry->SetOuterFreonWidth(40.3); | |
145 | geometry->SetInnerFreonLength(131); | |
146 | geometry->SetInnerFreonWidth(40.3); | |
a2db5cde | 147 | geometry->SetFreonThickness(1.5); |
c71fc6da | 148 | // |
149 | // Response parameters | |
c4384528 | 150 | AliRICHResponseV0* response = new AliRICHResponseV0; |
151 | response->SetSigmaIntegration(5.); | |
152 | response->SetChargeSlope(27.); | |
153 | response->SetChargeSpread(0.18, 0.18); | |
154 | response->SetMaxAdc(4096); | |
155 | response->SetAlphaFeedback(0.036); | |
156 | response->SetEIonisation(26.e-9); | |
157 | response->SetSqrtKx3(0.77459667); | |
158 | response->SetKx2(0.962); | |
159 | response->SetKx4(0.379); | |
160 | response->SetSqrtKy3(0.77459667); | |
161 | response->SetKy2(0.962); | |
162 | response->SetKy4(0.379); | |
163 | response->SetPitch(0.25); | |
164 | response->SetWireSag(0); // 1->On, 0->Off | |
165 | response->SetVoltage(2150); // Should only be 2000, 2050, 2100 or 2150 | |
c71fc6da | 166 | // |
167 | // AliRICH *RICH = (AliRICH *) gAlice->GetDetector("RICH"); | |
168 | ||
237c933d | 169 | fCkovNumber=0; |
170 | fFreonProd=0; | |
7f36f6bc | 171 | Int_t i=0; |
c71fc6da | 172 | |
237c933d | 173 | fChambers = new TObjArray(kNCH); |
7f36f6bc | 174 | for (i=0; i<kNCH; i++) { |
c71fc6da | 175 | |
2682e810 | 176 | //PH (*fChambers)[i] = new AliRICHChamber(); |
177 | fChambers->AddAt(new AliRICHChamber(), i); | |
c71fc6da | 178 | |
179 | } | |
180 | ||
7f36f6bc | 181 | for (i=0; i<kNCH; i++) { |
237c933d | 182 | SetGeometryModel(i,geometry); |
c4384528 | 183 | SetSegmentationModel(i, segmentation); |
184 | SetResponseModel(i, response); | |
8fa8fc03 | 185 | SetDebugLevel(0); |
6e36c0f2 | 186 | } |
ddae0931 | 187 | } |
188 | ||
189 | ||
6e36c0f2 | 190 | |
ddae0931 | 191 | //___________________________________________ |
192 | ||
193 | void AliRICHv0::Init() | |
194 | { | |
c71fc6da | 195 | |
9e1a0ddb | 196 | if(fDebug) { |
197 | printf("%s: *********************************** RICH_INIT ***********************************\n",ClassName()); | |
198 | printf("%s: * *\n",ClassName()); | |
199 | printf("%s: * AliRICHv0 Default version started *\n",ClassName()); | |
200 | printf("%s: * *\n",ClassName()); | |
201 | } | |
c71fc6da | 202 | |
203 | ||
a2f7eaf6 | 204 | AliSegmentation* segmentation; |
c71fc6da | 205 | AliRICHGeometry* geometry; |
206 | AliRICHResponse* response; | |
207 | ||
208 | ||
ddae0931 | 209 | // |
210 | // Initialize Tracking Chambers | |
211 | // | |
2fc6393f | 212 | for (Int_t i=0; i<kNCH; i++) { |
6e36c0f2 | 213 | //printf ("i:%d",i); |
2682e810 | 214 | //PH ( (AliRICHChamber*) (*fChambers)[i])->Init(i); |
215 | ( (AliRICHChamber*) fChambers->At(i))->Init(i); | |
6e36c0f2 | 216 | } |
ddae0931 | 217 | |
218 | // | |
219 | // Set the chamber (sensitive region) GEANT identifier | |
220 | ||
2682e810 | 221 | //PH ((AliRICHChamber*)(*fChambers)[0])->SetGid(1); |
222 | //PH ((AliRICHChamber*)(*fChambers)[1])->SetGid(2); | |
223 | //PH ((AliRICHChamber*)(*fChambers)[2])->SetGid(3); | |
224 | //PH ((AliRICHChamber*)(*fChambers)[3])->SetGid(4); | |
225 | //PH ((AliRICHChamber*)(*fChambers)[4])->SetGid(5); | |
226 | //PH ((AliRICHChamber*)(*fChambers)[5])->SetGid(6); | |
227 | //PH ((AliRICHChamber*)(*fChambers)[6])->SetGid(7); | |
228 | ||
229 | ((AliRICHChamber*)fChambers->At(0))->SetGid(1); | |
230 | ((AliRICHChamber*)fChambers->At(1))->SetGid(2); | |
231 | ((AliRICHChamber*)fChambers->At(2))->SetGid(3); | |
232 | ((AliRICHChamber*)fChambers->At(3))->SetGid(4); | |
233 | ((AliRICHChamber*)fChambers->At(4))->SetGid(5); | |
234 | ((AliRICHChamber*)fChambers->At(5))->SetGid(6); | |
235 | ((AliRICHChamber*)fChambers->At(6))->SetGid(7); | |
6e36c0f2 | 236 | |
c71fc6da | 237 | segmentation=Chamber(0).GetSegmentationModel(0); |
238 | geometry=Chamber(0).GetGeometryModel(); | |
239 | response=Chamber(0).GetResponseModel(); | |
240 | ||
449e6743 | 241 | Float_t offset = 490 + 1.276 - geometry->GetGapThickness()/2; //distance from center of mother volume to methane |
242 | Float_t deltaphi = 19.5; //phi angle between center of chambers - z direction | |
243 | Float_t deltatheta = 20; //theta angle between center of chambers - x direction | |
244 | Float_t cosphi = TMath::Cos(deltaphi*TMath::Pi()/180); | |
245 | Float_t sinphi = TMath::Sin(deltaphi*TMath::Pi()/180); | |
246 | Float_t costheta = TMath::Cos(deltatheta*TMath::Pi()/180); | |
247 | Float_t sintheta = TMath::Sin(deltatheta*TMath::Pi()/180); | |
248 | ||
249 | Float_t pos1[3]={0. , offset*cosphi , offset*sinphi}; | |
250 | Float_t pos2[3]={offset*sintheta , offset*costheta , 0. }; | |
251 | Float_t pos3[3]={0. , offset , 0.}; | |
252 | Float_t pos4[3]={-offset*sintheta , offset*costheta , 0.}; | |
253 | Float_t pos5[3]={offset*sinphi , offset*costheta*cosphi, -offset*sinphi}; | |
254 | Float_t pos6[3]={0. , offset*cosphi , -offset*sinphi}; | |
255 | Float_t pos7[3]={ -offset*sinphi , offset*costheta*cosphi, -offset*sinphi}; | |
256 | ||
257 | Chamber(0).SetChamberTransform(pos1[0],pos1[1],pos1[2],new TRotMatrix("rot993","rot993",90., 0. , 90. - deltaphi, 90. , deltaphi, -90. )); | |
258 | Chamber(1).SetChamberTransform(pos2[0],pos2[1],pos2[2],new TRotMatrix("rot994","rot994",90., -deltatheta , 90. , 90.- deltatheta , 0. , 0. )); | |
259 | Chamber(2).SetChamberTransform(pos3[0],pos3[1],pos3[2],new TRotMatrix("rot995","rot995",90., 0. , 90. , 90. , 0. , 0. )); | |
260 | Chamber(3).SetChamberTransform(pos4[0],pos4[1],pos4[2],new TRotMatrix("rot996","rot996",90., deltatheta , 90. , 90 + deltatheta , 0. , 0. )); | |
261 | Chamber(4).SetChamberTransform(pos5[0],pos5[1],pos5[2],new TRotMatrix("rot997","rot997",90., 360. - deltatheta, 108.2 , 90.- deltatheta ,18.2 , 90 - deltatheta)); | |
262 | Chamber(5).SetChamberTransform(pos6[0],pos6[1],pos6[2],new TRotMatrix("rot998","rot998",90., 0. , 90 + deltaphi , 90. , deltaphi, 90. )); | |
263 | Chamber(6).SetChamberTransform(pos7[0],pos7[1],pos7[2],new TRotMatrix("rot999","rot999",90., deltatheta , 108.2 , 90.+ deltatheta ,18.2 , 90 + deltatheta)); | |
c71fc6da | 264 | |
9e1a0ddb | 265 | if(fDebug) { |
266 | printf("%s: * Pads : %3dx%3d *\n", | |
267 | ClassName(),segmentation->Npx(),segmentation->Npy()); | |
268 | printf("%s: * Pad size : %5.2f x%5.2f mm2 *\n", | |
269 | ClassName(),segmentation->Dpx(),segmentation->Dpy()); | |
270 | printf("%s: * Gap Thickness : %5.1f cm *\n", | |
271 | ClassName(),geometry->GetGapThickness()); | |
272 | printf("%s: * Radiator Width : %5.1f cm *\n", | |
273 | ClassName(),geometry->GetQuartzWidth()); | |
274 | printf("%s: * Radiator Length : %5.1f cm *\n", | |
275 | ClassName(),geometry->GetQuartzLength()); | |
276 | printf("%s: * Freon Thickness : %5.1f cm *\n", | |
277 | ClassName(),geometry->GetFreonThickness()); | |
278 | printf("%s: * Charge Slope : %5.1f ADC *\n", | |
279 | ClassName(),response->ChargeSlope()); | |
280 | printf("%s: * Feedback Prob. : %5.2f %% *\n", | |
281 | ClassName(),response->AlphaFeedback()*100); | |
282 | printf("%s: * *\n", | |
283 | ClassName()); | |
284 | printf("%s: *********************************************************************************\n", | |
285 | ClassName()); | |
286 | } | |
ddae0931 | 287 | } |
288 |