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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 | /* | |
17 | $Log$ | |
9e1a0ddb | 18 | Revision 1.19 2001/05/04 10:09:48 vicinanz |
19 | Major upgrades to the strip structure | |
20 | ||
b94fa26c | 21 | Revision 1.18 2000/12/04 08:48:20 alibrary |
22 | Fixing problems in the HEAD | |
23 | ||
0cc62300 | 24 | Revision 1.17 2000/10/02 21:28:17 fca |
25 | Removal of useless dependecies via forward declarations | |
26 | ||
94de3818 | 27 | Revision 1.16 2000/05/10 16:52:18 vicinanz |
28 | New TOF version with holes for PHOS/RICH | |
29 | ||
2cef3cb2 | 30 | Revision 1.14.2.1 2000/05/10 09:37:16 vicinanz |
31 | New version with Holes for PHOS/RICH | |
32 | ||
da39da0c | 33 | Revision 1.14 1999/11/05 22:39:06 fca |
34 | New hits structure | |
35 | ||
826b71ec | 36 | Revision 1.13 1999/11/02 11:26:39 fca |
37 | added stdlib.h for exit | |
38 | ||
0c50193f | 39 | Revision 1.12 1999/11/01 20:41:57 fca |
40 | Added protections against using the wrong version of FRAME | |
41 | ||
ab76897d | 42 | Revision 1.11 1999/10/22 08:04:14 fca |
43 | Correct improper use of negative parameters | |
44 | ||
d0a635a0 | 45 | Revision 1.10 1999/10/16 19:30:06 fca |
46 | Corrected Rotation Matrix and CVS log | |
47 | ||
00e5f8d9 | 48 | Revision 1.9 1999/10/15 15:35:20 fca |
49 | New version for frame1099 with and without holes | |
50 | ||
51 | Revision 1.8 1999/09/29 09:24:33 fca | |
937fe4a4 | 52 | Introduction of the Copyright and cvs Log |
53 | ||
4c039060 | 54 | */ |
55 | ||
fe4da5cc | 56 | /////////////////////////////////////////////////////////////////////////////// |
57 | // // | |
2cef3cb2 | 58 | // Time Of Flight: design of C.Williams |
59 | // | |
937fe4a4 | 60 | // This class contains the functions for version 1 of the Time Of Flight // |
fe4da5cc | 61 | // detector. // |
937fe4a4 | 62 | // |
63 | // VERSION WITH 5 MODULES AND TILTED STRIPS | |
64 | // | |
2cef3cb2 | 65 | // HOLES FOR RICH DETECTOR |
937fe4a4 | 66 | // |
67 | // Authors: | |
68 | // | |
69 | // Alessio Seganti | |
70 | // Domenico Vicinanza | |
71 | // | |
72 | // University of Salerno - Italy | |
73 | // | |
b94fa26c | 74 | // Fabrizio Pierella |
75 | // University of Bologna - Italy | |
76 | // | |
937fe4a4 | 77 | // |
fe4da5cc | 78 | //Begin_Html |
79 | /* | |
1439f98e | 80 | <img src="picts/AliTOFv3Class.gif"> |
fe4da5cc | 81 | */ |
82 | //End_Html | |
83 | // // | |
84 | /////////////////////////////////////////////////////////////////////////////// | |
85 | ||
826b71ec | 86 | #include <iostream.h> |
0c50193f | 87 | #include <stdlib.h> |
88 | ||
fe4da5cc | 89 | #include "AliTOFv3.h" |
2cef3cb2 | 90 | #include "TBRIK.h" |
94de3818 | 91 | #include "TGeometry.h" |
2cef3cb2 | 92 | #include "TNode.h" |
0cc62300 | 93 | #include <TLorentzVector.h> |
2cef3cb2 | 94 | #include "TObject.h" |
fe4da5cc | 95 | #include "AliRun.h" |
94de3818 | 96 | #include "AliMC.h" |
3fe3a833 | 97 | #include "AliConst.h" |
2cef3cb2 | 98 | |
fe4da5cc | 99 | |
100 | ClassImp(AliTOFv3) | |
101 | ||
102 | //_____________________________________________________________________________ | |
ad51aeb0 | 103 | AliTOFv3::AliTOFv3() |
fe4da5cc | 104 | { |
105 | // | |
106 | // Default constructor | |
107 | // | |
108 | } | |
109 | ||
110 | //_____________________________________________________________________________ | |
111 | AliTOFv3::AliTOFv3(const char *name, const char *title) | |
2cef3cb2 | 112 | : AliTOF(name,title) |
fe4da5cc | 113 | { |
114 | // | |
115 | // Standard constructor | |
116 | // | |
da39da0c | 117 | // |
118 | // Check that FRAME is there otherwise we have no place where to | |
119 | // put TOF | |
b94fa26c | 120 | AliModule* frame=gAlice->GetModule("FRAME"); |
121 | if(!frame) { | |
da39da0c | 122 | Error("Ctor","TOF needs FRAME to be present\n"); |
123 | exit(1); | |
2cef3cb2 | 124 | } else |
b94fa26c | 125 | if(frame->IsVersion()!=1) { |
da39da0c | 126 | Error("Ctor","FRAME version 1 needed with this version of TOF\n"); |
127 | exit(1); | |
128 | } | |
129 | ||
fe4da5cc | 130 | } |
2cef3cb2 | 131 | |
b94fa26c | 132 | //____________________________________________________________________________ |
133 | AliTOFv3::~AliTOFv3() | |
134 | { | |
135 | // destructor | |
136 | ||
137 | if ( fHits) { | |
138 | fHits->Delete() ; | |
139 | delete fHits ; | |
140 | fHits = 0 ; | |
141 | } | |
142 | /* | |
143 | if ( fSDigits) { | |
144 | fSDigits->Delete() ; | |
145 | delete fSDigits ; | |
146 | fSDigits = 0 ; | |
147 | } | |
148 | */ | |
149 | if ( fDigits) { | |
150 | fDigits->Delete() ; | |
151 | delete fDigits ; | |
152 | fDigits = 0 ; | |
153 | } | |
154 | ||
155 | } | |
156 | ||
2cef3cb2 | 157 | //_____________________________________________________________________________ |
158 | void AliTOFv3::BuildGeometry() | |
159 | { | |
160 | // | |
161 | // Build TOF ROOT geometry for the ALICE event display | |
162 | // | |
b94fa26c | 163 | TNode *node, *top; |
2cef3cb2 | 164 | const int kColorTOF = 27; |
165 | ||
166 | // Find top TNODE | |
b94fa26c | 167 | top = gAlice->GetGeometry()->GetNode("alice"); |
2cef3cb2 | 168 | |
169 | // Position the different copies | |
b94fa26c | 170 | const Float_t krTof =(fRmax+fRmin)/2; |
171 | const Float_t khTof = fRmax-fRmin; | |
172 | const Int_t kNTof = fNTof; | |
2cef3cb2 | 173 | const Float_t kPi = TMath::Pi(); |
b94fa26c | 174 | const Float_t kangle = 2*kPi/kNTof; |
2cef3cb2 | 175 | Float_t ang; |
176 | ||
177 | // Define TOF basic volume | |
178 | ||
b94fa26c | 179 | char nodeName0[7], nodeName1[7], nodeName2[7]; |
180 | char nodeName3[7], nodeName4[7], rotMatNum[7]; | |
2cef3cb2 | 181 | |
182 | new TBRIK("S_TOF_C","TOF box","void", | |
b94fa26c | 183 | 120*0.5,khTof*0.5,fZlenC*0.5); |
2cef3cb2 | 184 | new TBRIK("S_TOF_B","TOF box","void", |
b94fa26c | 185 | 120*0.5,khTof*0.5,fZlenB*0.5); |
2cef3cb2 | 186 | new TBRIK("S_TOF_A","TOF box","void", |
b94fa26c | 187 | 120*0.5,khTof*0.5,fZlenA*0.5); |
2cef3cb2 | 188 | |
b94fa26c | 189 | for (Int_t nodeNum=1;nodeNum<19;nodeNum++){ |
2cef3cb2 | 190 | |
b94fa26c | 191 | if (nodeNum<10) { |
192 | sprintf(rotMatNum,"rot50%i",nodeNum); | |
193 | sprintf(nodeName0,"FTO00%i",nodeNum); | |
194 | sprintf(nodeName1,"FTO10%i",nodeNum); | |
195 | sprintf(nodeName2,"FTO20%i",nodeNum); | |
196 | sprintf(nodeName3,"FTO30%i",nodeNum); | |
197 | sprintf(nodeName4,"FTO40%i",nodeNum); | |
2cef3cb2 | 198 | } |
b94fa26c | 199 | if (nodeNum>9) { |
200 | sprintf(rotMatNum,"rot5%i",nodeNum); | |
201 | sprintf(nodeName0,"FTO0%i",nodeNum); | |
202 | sprintf(nodeName1,"FTO1%i",nodeNum); | |
203 | sprintf(nodeName2,"FTO2%i",nodeNum); | |
204 | sprintf(nodeName3,"FTO3%i",nodeNum); | |
205 | sprintf(nodeName4,"FTO4%i",nodeNum); | |
2cef3cb2 | 206 | } |
207 | ||
b94fa26c | 208 | new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0); |
209 | ang = (4.5-nodeNum) * kangle; | |
210 | ||
211 | top->cd(); | |
212 | node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),299.15,rotMatNum); | |
213 | node->SetLineColor(kColorTOF); | |
214 | fNodes->Add(node); | |
215 | ||
216 | top->cd(); | |
217 | node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-299.15,rotMatNum); | |
218 | node->SetLineColor(kColorTOF); | |
219 | fNodes->Add(node); | |
220 | if (nodeNum !=1 && nodeNum!=2 && nodeNum !=18) | |
2cef3cb2 | 221 | { |
b94fa26c | 222 | top->cd(); |
223 | node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),146.45,rotMatNum); | |
224 | node->SetLineColor(kColorTOF); | |
225 | fNodes->Add(node); | |
226 | ||
227 | top->cd(); | |
228 | node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-146.45,rotMatNum); | |
229 | node->SetLineColor(kColorTOF); | |
230 | fNodes->Add(node); | |
2cef3cb2 | 231 | } // Holes for RICH detector |
232 | ||
b94fa26c | 233 | if (nodeNum !=1 && nodeNum !=2 && nodeNum !=18) |
2cef3cb2 | 234 | { |
b94fa26c | 235 | top->cd(); |
236 | node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),0.,rotMatNum); | |
237 | node->SetLineColor(kColorTOF); | |
238 | fNodes->Add(node); | |
2cef3cb2 | 239 | } // Holes for RICH detector, central part |
240 | } | |
241 | } | |
242 | ||
243 | ||
fe4da5cc | 244 | |
245 | //_____________________________________________________________________________ | |
246 | void AliTOFv3::CreateGeometry() | |
247 | { | |
248 | // | |
3fe3a833 | 249 | // Create geometry for Time Of Flight version 0 |
fe4da5cc | 250 | // |
251 | //Begin_Html | |
252 | /* | |
1439f98e | 253 | <img src="picts/AliTOFv3.gif"> |
fe4da5cc | 254 | */ |
255 | //End_Html | |
256 | // | |
937fe4a4 | 257 | // Creates common geometry |
fe4da5cc | 258 | // |
259 | AliTOF::CreateGeometry(); | |
260 | } | |
261 | ||
262 | //_____________________________________________________________________________ | |
2cef3cb2 | 263 | void AliTOFv3::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC, |
264 | Float_t zlenB, Float_t zlenA, Float_t ztof0) | |
fe4da5cc | 265 | { |
266 | // | |
3fe3a833 | 267 | // Definition of the Time Of Fligh Resistive Plate Chambers |
937fe4a4 | 268 | // xFLT, yFLT, zFLT - sizes of TOF modules (large) |
3fe3a833 | 269 | |
937fe4a4 | 270 | Float_t ycoor, zcoor; |
b94fa26c | 271 | Float_t par[3]; |
2cef3cb2 | 272 | Int_t *idtmed = fIdtmed->GetArray()-499; |
273 | Int_t idrotm[100]; | |
274 | Int_t nrot = 0; | |
275 | Float_t hTof = fRmax-fRmin; | |
fe4da5cc | 276 | |
b94fa26c | 277 | Float_t radius = fRmin+2.;//cm |
937fe4a4 | 278 | |
2cef3cb2 | 279 | par[0] = xtof * 0.5; |
280 | par[1] = ytof * 0.5; | |
281 | par[2] = zlenC * 0.5; | |
282 | gMC->Gsvolu("FTOC", "BOX ", idtmed[506], par, 3); | |
283 | par[2] = zlenB * 0.5; | |
284 | gMC->Gsvolu("FTOB", "BOX ", idtmed[506], par, 3); | |
285 | par[2] = zlenA * 0.5; | |
286 | gMC->Gsvolu("FTOA", "BOX ", idtmed[506], par, 3); | |
937fe4a4 | 287 | |
288 | ||
289 | // Positioning of modules | |
290 | ||
2cef3cb2 | 291 | Float_t zcor1 = ztof0 - zlenC*0.5; |
292 | Float_t zcor2 = ztof0 - zlenC - zlenB*0.5; | |
937fe4a4 | 293 | Float_t zcor3 = 0.; |
294 | ||
2cef3cb2 | 295 | AliMatrix(idrotm[0], 90., 0., 0., 0., 90,-90.); |
296 | AliMatrix(idrotm[1], 90.,180., 0., 0., 90, 90.); | |
297 | gMC->Gspos("FTOC", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY"); | |
298 | gMC->Gspos("FTOC", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
299 | gMC->Gspos("FTOC", 1, "BTO2", 0, zcor1, 0, idrotm[0], "ONLY"); | |
300 | gMC->Gspos("FTOC", 2, "BTO2", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
301 | gMC->Gspos("FTOC", 1, "BTO3", 0, zcor1, 0, idrotm[0], "ONLY"); | |
302 | gMC->Gspos("FTOC", 2, "BTO3", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
937fe4a4 | 303 | |
2cef3cb2 | 304 | gMC->Gspos("FTOB", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY"); |
305 | gMC->Gspos("FTOB", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
306 | gMC->Gspos("FTOB", 1, "BTO2", 0, zcor2, 0, idrotm[0], "ONLY"); | |
307 | gMC->Gspos("FTOB", 2, "BTO2", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
937fe4a4 | 308 | |
2cef3cb2 | 309 | gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY"); |
310 | gMC->Gspos("FTOA", 0, "BTO2", 0, zcor3, 0, idrotm[0], "ONLY"); | |
937fe4a4 | 311 | |
2cef3cb2 | 312 | Float_t db = 0.5;//cm |
313 | Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC; | |
937fe4a4 | 314 | |
2cef3cb2 | 315 | xFLT = fStripLn; |
937fe4a4 | 316 | yFLT = ytof; |
2cef3cb2 | 317 | zFLTA = zlenA; |
318 | zFLTB = zlenB; | |
319 | zFLTC = zlenC; | |
320 | ||
321 | xFST = xFLT-fDeadBndX*2;//cm | |
937fe4a4 | 322 | |
323 | // Sizes of MRPC pads | |
324 | ||
2cef3cb2 | 325 | Float_t yPad = 0.505;//cm |
937fe4a4 | 326 | |
b94fa26c | 327 | // Large not sensitive volumes with Insensitive Freon |
2cef3cb2 | 328 | par[0] = xFLT*0.5; |
329 | par[1] = yFLT*0.5; | |
9e1a0ddb | 330 | |
331 | if (fDebug) cout << ClassName() << | |
332 | cout <<": ************************* TOF geometry **************************"<<endl; | |
937fe4a4 | 333 | |
2cef3cb2 | 334 | par[2] = (zFLTA *0.5); |
b94fa26c | 335 | gMC->Gsvolu("FLTA", "BOX ", idtmed[512], par, 3); // Insensitive Freon |
2cef3cb2 | 336 | gMC->Gspos ("FLTA", 0, "FTOA", 0., 0., 0., 0, "ONLY"); |
937fe4a4 | 337 | |
2cef3cb2 | 338 | par[2] = (zFLTB * 0.5); |
b94fa26c | 339 | gMC->Gsvolu("FLTB", "BOX ", idtmed[512], par, 3); // Insensitive Freon |
2cef3cb2 | 340 | gMC->Gspos ("FLTB", 0, "FTOB", 0., 0., 0., 0, "ONLY"); |
937fe4a4 | 341 | |
b94fa26c | 342 | par[2] = (zFLTC * 0.5); |
343 | gMC->Gsvolu("FLTC", "BOX ", idtmed[512], par, 3); // Insensitive Freon | |
2cef3cb2 | 344 | gMC->Gspos ("FLTC", 0, "FTOC", 0., 0., 0., 0, "ONLY"); |
937fe4a4 | 345 | |
b94fa26c | 346 | ////////// Layers of Aluminum before and after detector ////////// |
347 | ////////// Aluminum Box for Modules (2.0 mm thickness) ///////// | |
348 | ////////// lateral walls not simulated | |
349 | par[0] = xFLT*0.5; | |
2cef3cb2 | 350 | par[1] = 0.1;//cm |
937fe4a4 | 351 | ycoor = -yFLT/2 + par[1]; |
b94fa26c | 352 | par[2] = (zFLTA *0.5); |
353 | gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium | |
354 | gMC->Gspos ("FALA", 1, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
355 | gMC->Gspos ("FALA", 2, "FLTA", 0.,-ycoor, 0., 0, "ONLY"); | |
356 | par[2] = (zFLTB *0.5); | |
357 | gMC->Gsvolu("FALB", "BOX ", idtmed[508], par, 3); // Alluminium | |
358 | gMC->Gspos ("FALB", 1, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
359 | gMC->Gspos ("FALB", 2, "FLTB", 0.,-ycoor, 0., 0, "ONLY"); | |
360 | par[2] = (zFLTC *0.5); | |
361 | gMC->Gsvolu("FALC", "BOX ", idtmed[508], par, 3); // Alluminium | |
362 | gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
363 | gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY"); | |
364 | ||
3fe3a833 | 365 | ///////////////// Detector itself ////////////////////// |
937fe4a4 | 366 | |
b94fa26c | 367 | const Float_t kdeadBound = fDeadBndZ; //cm non-sensitive between the pad edge |
2cef3cb2 | 368 | //and the boundary of the strip |
b94fa26c | 369 | const Int_t knx = fNpadX; // number of pads along x |
370 | const Int_t knz = fNpadZ; // number of pads along z | |
371 | const Float_t kspace = fSpace; //cm distance from the front plate of the box | |
937fe4a4 | 372 | |
2cef3cb2 | 373 | Float_t zSenStrip = fZpad*fNpadZ;//cm |
b94fa26c | 374 | Float_t stripWidth = zSenStrip + 2*kdeadBound; |
937fe4a4 | 375 | |
2cef3cb2 | 376 | par[0] = xFLT*0.5; |
377 | par[1] = yPad*0.5; | |
b94fa26c | 378 | par[2] = stripWidth*0.5; |
937fe4a4 | 379 | |
b94fa26c | 380 | // new description for strip volume |
381 | // -- all constants are expressed in cm | |
382 | // heigth of different layers | |
383 | const Float_t khhony = 1. ; // heigth of HONY Layer | |
384 | const Float_t khpcby = 0.15 ; // heigth of PCB Layer | |
385 | const Float_t khmyly = 0.035 ; // heigth of MYLAR Layer | |
386 | const Float_t khgraphy = 0.02 ; // heigth of GRAPHITE Layer | |
387 | const Float_t khglasseiy = 0.32; // 2.2 Ext. Glass + 1. Semi Int. Glass (mm) | |
388 | const Float_t khsensmy = 0.11 ; // heigth of Sensitive Freon Mixture | |
389 | const Float_t kwsensmz = 2*3.5 ; // cm | |
390 | const Float_t klsensmx = 48*2.5; // cm | |
391 | const Float_t kwpadz = 3.5; // cm z dimension of the FPAD volume | |
392 | const Float_t klpadx = 2.5; // cm x dimension of the FPAD volume | |
393 | ||
394 | // heigth of the FSTR Volume (the strip volume) | |
395 | const Float_t khstripy = 2*(khhony+khpcby+khmyly+khgraphy+khglasseiy)+khsensmy; | |
396 | // width of the FSTR Volume (the strip volume) | |
397 | const Float_t kwstripz = 10.; | |
398 | // length of the FSTR Volume (the strip volume) | |
399 | const Float_t klstripx = 122.; | |
400 | ||
401 | Float_t parfp[3]={klstripx*0.5,khstripy*0.5,kwstripz*0.5}; | |
402 | // coordinates of the strip center in the strip reference frame; used for positioning | |
403 | // internal strip volumes | |
404 | Float_t posfp[3]={0.,0.,0.}; | |
405 | ||
406 | // FSTR volume definition and filling this volume with non sensitive Gas Mixture | |
407 | gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3); | |
408 | //-- HONY Layer definition | |
409 | // parfp[0] = -1; | |
410 | parfp[1] = khhony*0.5; | |
411 | // parfp[2] = -1; | |
412 | gMC->Gsvolu("FHON","BOX",idtmed[503],parfp,3); | |
413 | // positioning 2 HONY Layers on FSTR volume | |
414 | posfp[1]=-khstripy*0.5+parfp[1]; | |
415 | gMC->Gspos("FHON",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
416 | gMC->Gspos("FHON",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
417 | ||
418 | //-- PCB Layer definition | |
419 | parfp[1] = khpcby*0.5; | |
420 | gMC->Gsvolu("FPCB","BOX",idtmed[504],parfp,3); | |
421 | // positioning 2 PCB Layers on FSTR volume | |
422 | posfp[1]=-khstripy*0.5+khhony+parfp[1]; | |
423 | gMC->Gspos("FPCB",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
424 | gMC->Gspos("FPCB",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
425 | ||
426 | //-- MYLAR Layer definition | |
427 | parfp[1] = khmyly*0.5; | |
428 | gMC->Gsvolu("FMYL","BOX",idtmed[511],parfp,3); | |
429 | // positioning 2 MYLAR Layers on FSTR volume | |
430 | posfp[1] = -khstripy*0.5+khhony+khpcby+parfp[1]; | |
431 | gMC->Gspos("FMYL",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
432 | gMC->Gspos("FMYL",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
433 | ||
434 | //-- Graphite Layer definition | |
435 | parfp[1] = khgraphy*0.5; | |
436 | gMC->Gsvolu("FGRP","BOX",idtmed[502],parfp,3); | |
437 | // positioning 2 Graphite Layers on FSTR volume | |
438 | posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+parfp[1]; | |
439 | gMC->Gspos("FGRP",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
440 | gMC->Gspos("FGRP",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
441 | ||
442 | //-- Glass (EXT. +Semi INT.) Layer definition | |
443 | parfp[1] = khglasseiy*0.5; | |
444 | gMC->Gsvolu("FGLA","BOX",idtmed[514],parfp,3); | |
445 | // positioning 2 Glass Layers on FSTR volume | |
446 | posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+khgraphy+parfp[1]; | |
447 | gMC->Gspos("FGLA",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
448 | gMC->Gspos("FGLA",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
449 | ||
450 | //-- Sensitive Mixture Layer definition | |
451 | parfp[0] = klsensmx*0.5; | |
452 | parfp[1] = khsensmy*0.5; | |
453 | parfp[2] = kwsensmz*0.5; | |
454 | gMC->Gsvolu("FSEN","BOX",idtmed[513],parfp,3); | |
455 | // positioning the sensitive gas Layer on FSTR volume | |
456 | gMC->Gspos("FSEN",0,"FSTR",0.,0.,0.,0,"ONLY"); | |
457 | ||
458 | // dividing FSEN along z in knz=2 and along x in knx=48 | |
459 | gMC->Gsdvn("FSEZ","FSEN",knz,3); | |
460 | gMC->Gsdvn("FSEX","FSEZ",knx,1); | |
461 | ||
462 | // FPAD volume definition | |
463 | parfp[0] = klpadx*0.5; | |
464 | parfp[1] = khsensmy*0.5; | |
465 | parfp[2] = kwpadz*0.5; | |
466 | gMC->Gsvolu("FPAD","BOX",idtmed[513],parfp,3); | |
467 | // positioning the FPAD volumes on previous divisions | |
468 | gMC->Gspos("FPAD",0,"FSEX",0.,0.,0.,0,"ONLY"); | |
937fe4a4 | 469 | |
937fe4a4 | 470 | //// Positioning the Strips (FSTR) in the FLT volumes ///// |
471 | ||
2cef3cb2 | 472 | // Plate A (Central) |
473 | ||
474 | Float_t t = zFLTC+zFLTB+zFLTA*0.5+ 2*db;//Half Width of Barrel | |
475 | ||
b94fa26c | 476 | Float_t gap = fGapA; //cm distance between the strip axis |
937fe4a4 | 477 | Float_t zpos = 0; |
2cef3cb2 | 478 | Float_t ang = 0; |
937fe4a4 | 479 | Int_t i=1,j=1; |
2cef3cb2 | 480 | nrot = 0; |
481 | zcoor = 0; | |
b94fa26c | 482 | ycoor = -14.5 + kspace ; //2 cm over front plate |
2cef3cb2 | 483 | |
484 | AliMatrix (idrotm[0], 90., 0.,90.,90.,0., 90.); | |
485 | gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY"); | |
9e1a0ddb | 486 | if(fDebug) { |
487 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
2cef3cb2 | 488 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
9e1a0ddb | 489 | } |
2cef3cb2 | 490 | zcoor -= zSenStrip; |
491 | j++; | |
b94fa26c | 492 | Int_t upDown = -1; // upDown=-1 -> Upper strip |
493 | // upDown=+1 -> Lower strip | |
937fe4a4 | 494 | do{ |
b94fa26c | 495 | ang = atan(zcoor/radius); |
2cef3cb2 | 496 | ang *= kRaddeg; |
497 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
498 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.); | |
499 | ang /= kRaddeg; | |
b94fa26c | 500 | ycoor = -14.5+ kspace; //2 cm over front plate |
501 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 502 | gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); |
503 | gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
9e1a0ddb | 504 | if(fDebug) { |
505 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
506 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); | |
507 | } | |
2cef3cb2 | 508 | j += 2; |
b94fa26c | 509 | upDown*= -1; // Alternate strips |
2cef3cb2 | 510 | zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 511 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 512 | (zSenStrip/2)/TMath::Cos(ang); |
b94fa26c | 513 | } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2); |
937fe4a4 | 514 | |
2cef3cb2 | 515 | zcoor = zcoor+(zSenStrip/2)/TMath::Cos(ang)+ |
b94fa26c | 516 | upDown*gap*TMath::Tan(ang)+ |
2cef3cb2 | 517 | (zSenStrip/2)/TMath::Cos(ang); |
518 | ||
b94fa26c | 519 | gap = fGapB; |
2cef3cb2 | 520 | zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 521 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 522 | (zSenStrip/2)/TMath::Cos(ang); |
523 | ||
b94fa26c | 524 | ang = atan(zcoor/radius); |
2cef3cb2 | 525 | ang *= kRaddeg; |
526 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
527 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.); | |
528 | ang /= kRaddeg; | |
529 | ||
b94fa26c | 530 | ycoor = -14.5+ kspace; //2 cm over front plate |
531 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 532 | gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); |
533 | gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
9e1a0ddb | 534 | if(fDebug) { |
535 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
2cef3cb2 | 536 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
9e1a0ddb | 537 | } |
b94fa26c | 538 | ycoor = -hTof/2.+ kspace;//2 cm over front plate |
2cef3cb2 | 539 | |
540 | // Plate B | |
937fe4a4 | 541 | |
937fe4a4 | 542 | nrot = 0; |
543 | i=1; | |
b94fa26c | 544 | upDown = 1; |
545 | Float_t deadRegion = 1.0;//cm | |
2cef3cb2 | 546 | |
547 | zpos = zcoor - (zSenStrip/2)/TMath::Cos(ang)- | |
b94fa26c | 548 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 549 | (zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 550 | deadRegion/TMath::Cos(ang); |
2cef3cb2 | 551 | |
b94fa26c | 552 | ang = atan(zpos/radius); |
2cef3cb2 | 553 | ang *= kRaddeg; |
554 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
555 | ang /= kRaddeg; | |
b94fa26c | 556 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
557 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 558 | zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB |
559 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
9e1a0ddb | 560 | if(fDebug) { |
561 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
2cef3cb2 | 562 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
9e1a0ddb | 563 | } |
2cef3cb2 | 564 | i++; |
b94fa26c | 565 | upDown*=-1; |
937fe4a4 | 566 | |
567 | do { | |
2cef3cb2 | 568 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 569 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 570 | (zSenStrip/2)/TMath::Cos(ang); |
b94fa26c | 571 | ang = atan(zpos/radius); |
2cef3cb2 | 572 | ang *= kRaddeg; |
00e5f8d9 | 573 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); |
2cef3cb2 | 574 | ang /= kRaddeg; |
b94fa26c | 575 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
576 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 577 | zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB |
578 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
9e1a0ddb | 579 | if(fDebug) { |
580 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
581 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); | |
582 | } | |
b94fa26c | 583 | upDown*=-1; |
2cef3cb2 | 584 | i++; |
585 | } while (TMath::Abs(ang*kRaddeg)<22.5); | |
586 | //till we reach a tilting angle of 22.5 degrees | |
587 | ||
b94fa26c | 588 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
2cef3cb2 | 589 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
590 | ||
591 | do { | |
b94fa26c | 592 | ang = atan(zpos/radius); |
2cef3cb2 | 593 | ang *= kRaddeg; |
594 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
595 | ang /= kRaddeg; | |
596 | zcoor = zpos+(zFLTB/2+zFLTA/2+db); | |
597 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
598 | zpos = zpos - zSenStrip/TMath::Cos(ang); | |
9e1a0ddb | 599 | if(fDebug) { |
600 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
601 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); | |
602 | } | |
2cef3cb2 | 603 | i++; |
604 | ||
b94fa26c | 605 | } while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db); |
2cef3cb2 | 606 | |
607 | // Plate C | |
608 | ||
609 | zpos = zpos + zSenStrip/TMath::Cos(ang); | |
610 | ||
611 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+ | |
b94fa26c | 612 | gap*TMath::Tan(ang)- |
2cef3cb2 | 613 | (zSenStrip/2)/TMath::Cos(ang); |
614 | ||
937fe4a4 | 615 | nrot = 0; |
616 | i=0; | |
b94fa26c | 617 | ycoor= -hTof*0.5+kspace+gap; |
937fe4a4 | 618 | |
2cef3cb2 | 619 | do { |
937fe4a4 | 620 | i++; |
b94fa26c | 621 | ang = atan(zpos/radius); |
2cef3cb2 | 622 | ang *= kRaddeg; |
623 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
624 | ang /= kRaddeg; | |
625 | zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2); | |
626 | gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
9e1a0ddb | 627 | if(fDebug) { |
628 | printf("%s: %f, St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i); | |
629 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); | |
630 | } | |
937fe4a4 | 631 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
b94fa26c | 632 | } while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t); |
2cef3cb2 | 633 | |
937fe4a4 | 634 | |
b94fa26c | 635 | ////////// Layers after strips ///////////////// |
636 | // honeycomb (Polyethilene) Layer after (1.2cm) | |
937fe4a4 | 637 | |
b94fa26c | 638 | Float_t overSpace = fOverSpc;//cm |
937fe4a4 | 639 | |
b94fa26c | 640 | par[0] = xFLT*0.5; |
937fe4a4 | 641 | par[1] = 0.6; |
b94fa26c | 642 | par[2] = (zFLTA *0.5); |
643 | ycoor = -yFLT/2 + overSpace + par[1]; | |
2cef3cb2 | 644 | gMC->Gsvolu("FPEA", "BOX ", idtmed[503], par, 3); // Hony |
645 | gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 646 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 647 | gMC->Gsvolu("FPEB", "BOX ", idtmed[503], par, 3); // Hony |
648 | gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 649 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 650 | gMC->Gsvolu("FPEC", "BOX ", idtmed[503], par, 3); // Hony |
651 | gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 652 | |
653 | // Electronics (Cu) after | |
654 | ycoor += par[1]; | |
b94fa26c | 655 | par[0] = xFLT*0.5; |
2cef3cb2 | 656 | par[1] = 1.43*0.05*0.5; // 5% of X0 |
b94fa26c | 657 | par[2] = (zFLTA *0.5); |
937fe4a4 | 658 | ycoor += par[1]; |
2cef3cb2 | 659 | gMC->Gsvolu("FECA", "BOX ", idtmed[501], par, 3); // Cu |
660 | gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 661 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 662 | gMC->Gsvolu("FECB", "BOX ", idtmed[501], par, 3); // Cu |
663 | gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 664 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 665 | gMC->Gsvolu("FECC", "BOX ", idtmed[501], par, 3); // Cu |
666 | gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
667 | ||
668 | // cooling WAter after | |
937fe4a4 | 669 | ycoor += par[1]; |
b94fa26c | 670 | par[0] = xFLT*0.5; |
2cef3cb2 | 671 | par[1] = 36.1*0.02*0.5; // 2% of X0 |
b94fa26c | 672 | par[2] = (zFLTA *0.5); |
937fe4a4 | 673 | ycoor += par[1]; |
2cef3cb2 | 674 | gMC->Gsvolu("FWAA", "BOX ", idtmed[515], par, 3); // Water |
675 | gMC->Gspos ("FWAA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 676 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 677 | gMC->Gsvolu("FWAB", "BOX ", idtmed[515], par, 3); // Water |
678 | gMC->Gspos ("FWAB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 679 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 680 | gMC->Gsvolu("FWAC", "BOX ", idtmed[515], par, 3); // Water |
681 | gMC->Gspos ("FWAC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
682 | ||
b94fa26c | 683 | // frame of Air |
684 | ycoor += par[1]; | |
685 | par[0] = xFLT*0.5; | |
686 | par[1] = (yFLT/2-ycoor-0.2)*0.5; // Aluminum layer considered (0.2 cm) | |
687 | par[2] = (zFLTA *0.5); | |
688 | ycoor += par[1]; | |
689 | gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air | |
690 | gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
691 | par[2] = (zFLTB *0.5); | |
692 | gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air | |
693 | gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
694 | par[2] = (zFLTC *0.5); | |
695 | gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air | |
696 | gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
697 | /* fp | |
2cef3cb2 | 698 | //Back Plate honycomb (2cm) |
3fe3a833 | 699 | par[0] = -1; |
2cef3cb2 | 700 | par[1] = 2 *0.5; |
3fe3a833 | 701 | par[2] = -1; |
937fe4a4 | 702 | ycoor = yFLT/2 - par[1]; |
2cef3cb2 | 703 | gMC->Gsvolu("FBPA", "BOX ", idtmed[503], par, 3); // Hony |
704 | gMC->Gspos ("FBPA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
705 | gMC->Gsvolu("FBPB", "BOX ", idtmed[503], par, 3); // Hony | |
706 | gMC->Gspos ("FBPB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
707 | gMC->Gsvolu("FBPC", "BOX ", idtmed[503], par, 3); // Hony | |
708 | gMC->Gspos ("FBPC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 709 | fp */ |
fe4da5cc | 710 | } |
711 | ||
712 | //_____________________________________________________________________________ | |
8f72dc0c | 713 | void AliTOFv3::DrawModule() |
fe4da5cc | 714 | { |
715 | // | |
937fe4a4 | 716 | // Draw a shaded view of the Time Of Flight version 1 |
fe4da5cc | 717 | // |
fe4da5cc | 718 | // Set everything unseen |
cfce8870 | 719 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 720 | // |
721 | // Set ALIC mother transparent | |
cfce8870 | 722 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 723 | // |
724 | // Set the volumes visible | |
cfce8870 | 725 | gMC->Gsatt("ALIC","SEEN",0); |
2cef3cb2 | 726 | |
727 | gMC->Gsatt("FTOA","SEEN",1); | |
728 | gMC->Gsatt("FTOB","SEEN",1); | |
729 | gMC->Gsatt("FTOC","SEEN",1); | |
730 | gMC->Gsatt("FLTA","SEEN",1); | |
731 | gMC->Gsatt("FLTB","SEEN",1); | |
732 | gMC->Gsatt("FLTC","SEEN",1); | |
733 | gMC->Gsatt("FPLA","SEEN",1); | |
734 | gMC->Gsatt("FPLB","SEEN",1); | |
735 | gMC->Gsatt("FPLC","SEEN",1); | |
736 | gMC->Gsatt("FSTR","SEEN",1); | |
737 | gMC->Gsatt("FPEA","SEEN",1); | |
738 | gMC->Gsatt("FPEB","SEEN",1); | |
739 | gMC->Gsatt("FPEC","SEEN",1); | |
740 | ||
741 | gMC->Gsatt("FLZ1","SEEN",0); | |
742 | gMC->Gsatt("FLZ2","SEEN",0); | |
743 | gMC->Gsatt("FLZ3","SEEN",0); | |
744 | gMC->Gsatt("FLX1","SEEN",0); | |
745 | gMC->Gsatt("FLX2","SEEN",0); | |
746 | gMC->Gsatt("FLX3","SEEN",0); | |
747 | gMC->Gsatt("FPAD","SEEN",0); | |
748 | ||
cfce8870 | 749 | gMC->Gdopt("hide", "on"); |
750 | gMC->Gdopt("shad", "on"); | |
751 | gMC->Gsatt("*", "fill", 7); | |
752 | gMC->SetClipBox("."); | |
753 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
754 | gMC->DefaultRange(); | |
755 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
756 | gMC->Gdhead(1111, "Time Of Flight"); | |
757 | gMC->Gdman(18, 4, "MAN"); | |
758 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 759 | } |
760 | ||
761 | //_____________________________________________________________________________ | |
762 | void AliTOFv3::CreateMaterials() | |
763 | { | |
764 | // | |
765 | // Define materials for the Time Of Flight | |
766 | // | |
3fe3a833 | 767 | AliTOF::CreateMaterials(); |
fe4da5cc | 768 | } |
769 | ||
770 | //_____________________________________________________________________________ | |
771 | void AliTOFv3::Init() | |
772 | { | |
773 | // | |
774 | // Initialise the detector after the geometry has been defined | |
775 | // | |
9e1a0ddb | 776 | if(fDebug) { |
777 | printf("%s: **************************************" | |
778 | " TOF " | |
779 | "**************************************\n",ClassName()); | |
780 | printf("\n%s Version 3 of TOF initialing, " | |
781 | "TOF with holes for RICH detector\n",ClassName()); | |
782 | } | |
ab76897d | 783 | |
fe4da5cc | 784 | AliTOF::Init(); |
ab76897d | 785 | |
2cef3cb2 | 786 | fIdFTOA = gMC->VolId("FTOA"); |
787 | fIdFTOB = gMC->VolId("FTOB"); | |
788 | fIdFTOC = gMC->VolId("FTOC"); | |
789 | fIdFLTA = gMC->VolId("FLTA"); | |
790 | fIdFLTB = gMC->VolId("FLTB"); | |
791 | fIdFLTC = gMC->VolId("FLTC"); | |
ab76897d | 792 | |
9e1a0ddb | 793 | if(fDebug) { |
794 | printf("%s: **************************************" | |
795 | " TOF " | |
796 | "**************************************\n",ClassName()); | |
797 | } | |
fe4da5cc | 798 | } |
799 | ||
800 | //_____________________________________________________________________________ | |
801 | void AliTOFv3::StepManager() | |
802 | { | |
803 | // | |
804 | // Procedure called at each step in the Time Of Flight | |
805 | // | |
0a6d8768 | 806 | TLorentzVector mom, pos; |
2cef3cb2 | 807 | Float_t xm[3],pm[3],xpad[3],ppad[3]; |
808 | Float_t hits[13],phi,phid,z; | |
809 | Int_t vol[5]; | |
b94fa26c | 810 | Int_t sector, plate, padx, padz, strip; |
811 | Int_t copy, padzid, padxid, stripid, i; | |
2cef3cb2 | 812 | Int_t *idtmed = fIdtmed->GetArray()-499; |
b94fa26c | 813 | Float_t incidenceAngle; |
826b71ec | 814 | |
815 | if(gMC->GetMedium()==idtmed[513] && | |
0a6d8768 | 816 | gMC->IsTrackEntering() && gMC->TrackCharge() |
826b71ec | 817 | && gMC->CurrentVolID(copy)==fIdSens) |
2cef3cb2 | 818 | { |
819 | // getting information about hit volumes | |
826b71ec | 820 | |
b94fa26c | 821 | padzid=gMC->CurrentVolOffID(2,copy); |
822 | padz=copy; | |
826b71ec | 823 | |
b94fa26c | 824 | padxid=gMC->CurrentVolOffID(1,copy); |
825 | padx=copy; | |
826b71ec | 826 | |
b94fa26c | 827 | stripid=gMC->CurrentVolOffID(4,copy); |
826b71ec | 828 | strip=copy; |
829 | ||
0a6d8768 | 830 | gMC->TrackPosition(pos); |
831 | gMC->TrackMomentum(mom); | |
826b71ec | 832 | |
2cef3cb2 | 833 | // Double_t NormPos=1./pos.Rho(); |
b94fa26c | 834 | Double_t normMom=1./mom.Rho(); |
2cef3cb2 | 835 | |
836 | // getting the cohordinates in pad ref system | |
837 | xm[0] = (Float_t)pos.X(); | |
838 | xm[1] = (Float_t)pos.Y(); | |
839 | xm[2] = (Float_t)pos.Z(); | |
840 | ||
b94fa26c | 841 | pm[0] = (Float_t)mom.X()*normMom; |
842 | pm[1] = (Float_t)mom.Y()*normMom; | |
843 | pm[2] = (Float_t)mom.Z()*normMom; | |
2cef3cb2 | 844 | |
845 | gMC->Gmtod(xm,xpad,1); | |
846 | gMC->Gmtod(pm,ppad,2); | |
847 | ||
b94fa26c | 848 | incidenceAngle = TMath::ACos(ppad[1])*kRaddeg; |
826b71ec | 849 | |
850 | z = pos[2]; | |
2cef3cb2 | 851 | |
852 | plate = 0; | |
853 | if (TMath::Abs(z) <= fZlenA*0.5) plate = 3; | |
854 | if (z < (fZlenA*0.5+fZlenB) && | |
855 | z > fZlenA*0.5) plate = 4; | |
856 | if (z >-(fZlenA*0.5+fZlenB) && | |
857 | z < -fZlenA*0.5) plate = 2; | |
858 | if (z > (fZlenA*0.5+fZlenB)) plate = 5; | |
859 | if (z <-(fZlenA*0.5+fZlenB)) plate = 1; | |
860 | ||
861 | phi = pos.Phi(); | |
862 | phid = phi*kRaddeg+180.; | |
826b71ec | 863 | sector = Int_t (phid/20.); |
864 | sector++; | |
865 | ||
0a6d8768 | 866 | for(i=0;i<3;++i) { |
2cef3cb2 | 867 | hits[i] = pos[i]; |
868 | hits[i+3] = pm[i]; | |
0a6d8768 | 869 | } |
2cef3cb2 | 870 | |
871 | hits[6] = mom.Rho(); | |
872 | hits[7] = pos[3]; | |
873 | hits[8] = xpad[0]; | |
874 | hits[9] = xpad[1]; | |
875 | hits[10]= xpad[2]; | |
b94fa26c | 876 | hits[11]= incidenceAngle; |
2cef3cb2 | 877 | hits[12]= gMC->Edep(); |
878 | ||
879 | vol[0]= sector; | |
880 | vol[1]= plate; | |
881 | vol[2]= strip; | |
b94fa26c | 882 | vol[3]= padx; |
883 | vol[4]= padz; | |
2cef3cb2 | 884 | |
885 | AddHit(gAlice->CurrentTrack(),vol, hits); | |
fe4da5cc | 886 | } |
887 | } |