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937fe4a4 | 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 | $Log$ | |
68861244 | 18 | Revision 1.10 2001/05/16 14:57:24 alibrary |
19 | New files for folders and Stack | |
20 | ||
9e1a0ddb | 21 | Revision 1.9 2001/05/04 10:09:48 vicinanz |
22 | Major upgrades to the strip structure | |
23 | ||
b94fa26c | 24 | Revision 1.8 2000/12/04 08:48:20 alibrary |
25 | Fixing problems in the HEAD | |
26 | ||
0cc62300 | 27 | Revision 1.7 2000/10/02 21:28:17 fca |
28 | Removal of useless dependecies via forward declarations | |
29 | ||
94de3818 | 30 | Revision 1.6 2000/05/10 16:52:18 vicinanz |
31 | New TOF version with holes for PHOS/RICH | |
32 | ||
2cef3cb2 | 33 | Revision 1.4.2.1 2000/05/10 09:37:16 vicinanz |
34 | New version with Holes for PHOS/RICH | |
35 | ||
36 | Revision 1.14 1999/11/05 22:39:06 fca | |
da39da0c | 37 | New hits structure |
38 | ||
2cef3cb2 | 39 | Revision 1.13 1999/11/02 11:26:39 fca |
40 | added stdlib.h for exit | |
41 | ||
42 | Revision 1.12 1999/11/01 20:41:57 fca | |
826b71ec | 43 | Added protections against using the wrong version of FRAME |
44 | ||
2cef3cb2 | 45 | Revision 1.11 1999/10/22 08:04:14 fca |
46 | Correct improper use of negative parameters | |
47 | ||
48 | Revision 1.10 1999/10/16 19:30:06 fca | |
ab76897d | 49 | Corrected Rotation Matrix and CVS log |
50 | ||
2cef3cb2 | 51 | Revision 1.9 1999/10/15 15:35:20 fca |
0172a4d9 | 52 | New version for frame1099 with and without holes |
937fe4a4 | 53 | |
2cef3cb2 | 54 | Revision 1.8 1999/09/29 09:24:33 fca |
55 | Introduction of the Copyright and cvs Log | |
56 | ||
937fe4a4 | 57 | */ |
58 | ||
59 | /////////////////////////////////////////////////////////////////////////////// | |
60 | // // | |
68861244 | 61 | // Time Of Flight: design of C.Williams |
2cef3cb2 | 62 | // |
68861244 | 63 | // This class contains the functions for version 4 of the Time Of Flight // |
937fe4a4 | 64 | // detector. // |
65 | // | |
68861244 | 66 | // VERSION WITH 5 MODULES AND TILTED STRIPS |
67 | // | |
2cef3cb2 | 68 | // FULL COVERAGE VERSION |
937fe4a4 | 69 | // |
70 | // Authors: | |
68861244 | 71 | // |
937fe4a4 | 72 | // Alessio Seganti |
2cef3cb2 | 73 | // Domenico Vicinanza |
68861244 | 74 | // |
937fe4a4 | 75 | // University of Salerno - Italy |
76 | // | |
b94fa26c | 77 | // Fabrizio Pierella |
78 | // University of Bologna - Italy | |
79 | // | |
68861244 | 80 | // |
81 | //Begin_Html | |
937fe4a4 | 82 | /* |
83 | <img src="picts/AliTOFv4Class.gif"> | |
84 | */ | |
85 | //End_Html | |
86 | // // | |
87 | /////////////////////////////////////////////////////////////////////////////// | |
88 | ||
826b71ec | 89 | #include <iostream.h> |
ab76897d | 90 | #include <stdlib.h> |
91 | ||
937fe4a4 | 92 | #include "AliTOFv4.h" |
2cef3cb2 | 93 | #include "TBRIK.h" |
94de3818 | 94 | #include "TGeometry.h" |
2cef3cb2 | 95 | #include "TNode.h" |
0cc62300 | 96 | #include <TLorentzVector.h> |
2cef3cb2 | 97 | #include "TObject.h" |
937fe4a4 | 98 | #include "AliRun.h" |
94de3818 | 99 | #include "AliMC.h" |
937fe4a4 | 100 | #include "AliConst.h" |
2cef3cb2 | 101 | |
937fe4a4 | 102 | |
103 | ClassImp(AliTOFv4) | |
104 | ||
105 | //_____________________________________________________________________________ | |
106 | AliTOFv4::AliTOFv4() | |
107 | { | |
108 | // | |
109 | // Default constructor | |
110 | // | |
111 | } | |
112 | ||
113 | //_____________________________________________________________________________ | |
114 | AliTOFv4::AliTOFv4(const char *name, const char *title) | |
2cef3cb2 | 115 | : AliTOF(name,title) |
937fe4a4 | 116 | { |
117 | // | |
118 | // Standard constructor | |
119 | // | |
da39da0c | 120 | // |
121 | // Check that FRAME is there otherwise we have no place where to | |
122 | // put TOF | |
b94fa26c | 123 | AliModule* frame=gAlice->GetModule("FRAME"); |
124 | if(!frame) { | |
da39da0c | 125 | Error("Ctor","TOF needs FRAME to be present\n"); |
126 | exit(1); | |
2cef3cb2 | 127 | } else |
b94fa26c | 128 | if(frame->IsVersion()!=1) { |
2cef3cb2 | 129 | Error("Ctor","FRAME version 1 needed with this version of TOF\n"); |
da39da0c | 130 | exit(1); |
131 | } | |
2cef3cb2 | 132 | |
133 | } | |
134 | ||
b94fa26c | 135 | //____________________________________________________________________________ |
136 | AliTOFv4::~AliTOFv4() | |
137 | { | |
138 | // destructor | |
139 | ||
140 | if ( fHits) { | |
141 | fHits->Delete() ; | |
142 | delete fHits ; | |
143 | fHits = 0 ; | |
144 | } | |
68861244 | 145 | |
b94fa26c | 146 | if ( fSDigits) { |
147 | fSDigits->Delete() ; | |
148 | delete fSDigits ; | |
149 | fSDigits = 0 ; | |
150 | } | |
68861244 | 151 | |
b94fa26c | 152 | if ( fDigits) { |
153 | fDigits->Delete() ; | |
154 | delete fDigits ; | |
155 | fDigits = 0 ; | |
156 | } | |
157 | ||
158 | } | |
159 | ||
2cef3cb2 | 160 | //_____________________________________________________________________________ |
161 | void AliTOFv4::BuildGeometry() | |
162 | { | |
163 | // | |
164 | // Build TOF ROOT geometry for the ALICE event display | |
165 | // | |
b94fa26c | 166 | TNode *node, *top; |
2cef3cb2 | 167 | const int kColorTOF = 27; |
168 | ||
169 | // Find top TNODE | |
b94fa26c | 170 | top = gAlice->GetGeometry()->GetNode("alice"); |
da39da0c | 171 | |
2cef3cb2 | 172 | // Position the different copies |
b94fa26c | 173 | const Float_t krTof =(fRmax+fRmin)/2; |
174 | const Float_t khTof = fRmax-fRmin; | |
175 | const Int_t kNTof = fNTof; | |
2cef3cb2 | 176 | const Float_t kPi = TMath::Pi(); |
b94fa26c | 177 | const Float_t kangle = 2*kPi/kNTof; |
2cef3cb2 | 178 | Float_t ang; |
179 | ||
180 | // Define TOF basic volume | |
181 | ||
b94fa26c | 182 | char nodeName0[7], nodeName1[7], nodeName2[7]; |
183 | char nodeName3[7], nodeName4[7], rotMatNum[7]; | |
2cef3cb2 | 184 | |
185 | new TBRIK("S_TOF_C","TOF box","void", | |
b94fa26c | 186 | 120*0.5,khTof*0.5,fZlenC*0.5); |
2cef3cb2 | 187 | new TBRIK("S_TOF_B","TOF box","void", |
b94fa26c | 188 | 120*0.5,khTof*0.5,fZlenB*0.5); |
2cef3cb2 | 189 | new TBRIK("S_TOF_A","TOF box","void", |
b94fa26c | 190 | 120*0.5,khTof*0.5,fZlenA*0.5); |
2cef3cb2 | 191 | |
b94fa26c | 192 | for (Int_t nodeNum=1;nodeNum<19;nodeNum++){ |
2cef3cb2 | 193 | |
b94fa26c | 194 | if (nodeNum<10) { |
195 | sprintf(rotMatNum,"rot50%i",nodeNum); | |
196 | sprintf(nodeName0,"FTO00%i",nodeNum); | |
197 | sprintf(nodeName1,"FTO10%i",nodeNum); | |
198 | sprintf(nodeName2,"FTO20%i",nodeNum); | |
199 | sprintf(nodeName3,"FTO30%i",nodeNum); | |
200 | sprintf(nodeName4,"FTO40%i",nodeNum); | |
2cef3cb2 | 201 | } |
b94fa26c | 202 | if (nodeNum>9) { |
203 | sprintf(rotMatNum,"rot5%i",nodeNum); | |
204 | sprintf(nodeName0,"FTO0%i",nodeNum); | |
205 | sprintf(nodeName1,"FTO1%i",nodeNum); | |
206 | sprintf(nodeName2,"FTO2%i",nodeNum); | |
207 | sprintf(nodeName3,"FTO3%i",nodeNum); | |
208 | sprintf(nodeName4,"FTO4%i",nodeNum); | |
2cef3cb2 | 209 | } |
210 | ||
b94fa26c | 211 | new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0); |
212 | ang = (4.5-nodeNum) * kangle; | |
213 | ||
214 | top->cd(); | |
215 | node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),299.15,rotMatNum); | |
216 | node->SetLineColor(kColorTOF); | |
217 | fNodes->Add(node); | |
218 | ||
219 | top->cd(); | |
220 | node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-299.15,rotMatNum); | |
221 | node->SetLineColor(kColorTOF); | |
222 | fNodes->Add(node); | |
223 | ||
224 | top->cd(); | |
225 | node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),146.45,rotMatNum); | |
226 | node->SetLineColor(kColorTOF); | |
227 | fNodes->Add(node); | |
228 | ||
229 | top->cd(); | |
230 | node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-146.45,rotMatNum); | |
231 | node->SetLineColor(kColorTOF); | |
232 | fNodes->Add(node); | |
233 | ||
234 | top->cd(); | |
235 | node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),0.,rotMatNum); | |
236 | node->SetLineColor(kColorTOF); | |
237 | fNodes->Add(node); | |
238 | } // end loop on nodeNum | |
937fe4a4 | 239 | } |
2cef3cb2 | 240 | |
241 | ||
937fe4a4 | 242 | |
243 | //_____________________________________________________________________________ | |
244 | void AliTOFv4::CreateGeometry() | |
245 | { | |
246 | // | |
247 | // Create geometry for Time Of Flight version 0 | |
248 | // | |
249 | //Begin_Html | |
250 | /* | |
251 | <img src="picts/AliTOFv4.gif"> | |
252 | */ | |
253 | //End_Html | |
254 | // | |
255 | // Creates common geometry | |
256 | // | |
257 | AliTOF::CreateGeometry(); | |
258 | } | |
259 | ||
260 | //_____________________________________________________________________________ | |
2cef3cb2 | 261 | void AliTOFv4::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC, |
262 | Float_t zlenB, Float_t zlenA, Float_t ztof0) | |
937fe4a4 | 263 | { |
264 | // | |
265 | // Definition of the Time Of Fligh Resistive Plate Chambers | |
266 | // xFLT, yFLT, zFLT - sizes of TOF modules (large) | |
267 | ||
937fe4a4 | 268 | Float_t ycoor, zcoor; |
b94fa26c | 269 | Float_t par[3]; |
2cef3cb2 | 270 | Int_t *idtmed = fIdtmed->GetArray()-499; |
271 | Int_t idrotm[100]; | |
272 | Int_t nrot = 0; | |
273 | Float_t hTof = fRmax-fRmin; | |
937fe4a4 | 274 | |
b94fa26c | 275 | Float_t radius = fRmin+2.;//cm |
937fe4a4 | 276 | |
2cef3cb2 | 277 | par[0] = xtof * 0.5; |
278 | par[1] = ytof * 0.5; | |
279 | par[2] = zlenC * 0.5; | |
280 | gMC->Gsvolu("FTOC", "BOX ", idtmed[506], par, 3); | |
281 | par[2] = zlenB * 0.5; | |
282 | gMC->Gsvolu("FTOB", "BOX ", idtmed[506], par, 3); | |
283 | par[2] = zlenA * 0.5; | |
284 | gMC->Gsvolu("FTOA", "BOX ", idtmed[506], par, 3); | |
937fe4a4 | 285 | |
286 | ||
287 | // Positioning of modules | |
288 | ||
2cef3cb2 | 289 | Float_t zcor1 = ztof0 - zlenC*0.5; |
290 | Float_t zcor2 = ztof0 - zlenC - zlenB*0.5; | |
937fe4a4 | 291 | Float_t zcor3 = 0.; |
292 | ||
2cef3cb2 | 293 | AliMatrix(idrotm[0], 90., 0., 0., 0., 90,-90.); |
294 | AliMatrix(idrotm[1], 90.,180., 0., 0., 90, 90.); | |
295 | gMC->Gspos("FTOC", 1, "BTO1", 0, zcor1, 0, idrotm[0], "ONLY"); | |
296 | gMC->Gspos("FTOC", 2, "BTO1", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
297 | gMC->Gspos("FTOC", 1, "BTO2", 0, zcor1, 0, idrotm[0], "ONLY"); | |
298 | gMC->Gspos("FTOC", 2, "BTO2", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
299 | gMC->Gspos("FTOC", 1, "BTO3", 0, zcor1, 0, idrotm[0], "ONLY"); | |
300 | gMC->Gspos("FTOC", 2, "BTO3", 0, -zcor1, 0, idrotm[1], "ONLY"); | |
301 | ||
302 | gMC->Gspos("FTOB", 1, "BTO1", 0, zcor2, 0, idrotm[0], "ONLY"); | |
303 | gMC->Gspos("FTOB", 2, "BTO1", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
304 | gMC->Gspos("FTOB", 1, "BTO2", 0, zcor2, 0, idrotm[0], "ONLY"); | |
305 | gMC->Gspos("FTOB", 2, "BTO2", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
306 | gMC->Gspos("FTOB", 1, "BTO3", 0, zcor2, 0, idrotm[0], "ONLY"); | |
307 | gMC->Gspos("FTOB", 2, "BTO3", 0, -zcor2, 0, idrotm[1], "ONLY"); | |
308 | ||
309 | gMC->Gspos("FTOA", 0, "BTO1", 0, zcor3, 0, idrotm[0], "ONLY"); | |
310 | gMC->Gspos("FTOA", 0, "BTO2", 0, zcor3, 0, idrotm[0], "ONLY"); | |
311 | gMC->Gspos("FTOA", 0, "BTO3", 0, zcor3, 0, idrotm[0], "ONLY"); | |
312 | ||
313 | Float_t db = 0.5;//cm | |
314 | Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC; | |
315 | ||
316 | xFLT = fStripLn; | |
937fe4a4 | 317 | yFLT = ytof; |
2cef3cb2 | 318 | zFLTA = zlenA; |
319 | zFLTB = zlenB; | |
320 | zFLTC = zlenC; | |
937fe4a4 | 321 | |
2cef3cb2 | 322 | xFST = xFLT-fDeadBndX*2;//cm |
937fe4a4 | 323 | |
324 | // Sizes of MRPC pads | |
325 | ||
2cef3cb2 | 326 | Float_t yPad = 0.505;//cm |
327 | ||
b94fa26c | 328 | // Large not sensitive volumes with Insensitive Freon |
2cef3cb2 | 329 | par[0] = xFLT*0.5; |
330 | par[1] = yFLT*0.5; | |
b94fa26c | 331 | |
9e1a0ddb | 332 | if (fDebug) cout << ClassName() << |
333 | ": ************************* TOF geometry **************************"<<endl; | |
b94fa26c | 334 | |
2cef3cb2 | 335 | par[2] = (zFLTA *0.5); |
b94fa26c | 336 | gMC->Gsvolu("FLTA", "BOX ", idtmed[512], par, 3); // Insensitive Freon |
2cef3cb2 | 337 | gMC->Gspos ("FLTA", 0, "FTOA", 0., 0., 0., 0, "ONLY"); |
937fe4a4 | 338 | |
2cef3cb2 | 339 | par[2] = (zFLTB * 0.5); |
b94fa26c | 340 | gMC->Gsvolu("FLTB", "BOX ", idtmed[512], par, 3); // Insensitive Freon |
2cef3cb2 | 341 | gMC->Gspos ("FLTB", 0, "FTOB", 0., 0., 0., 0, "ONLY"); |
937fe4a4 | 342 | |
b94fa26c | 343 | par[2] = (zFLTC * 0.5); |
344 | gMC->Gsvolu("FLTC", "BOX ", idtmed[512], par, 3); // Insensitive Freon | |
2cef3cb2 | 345 | gMC->Gspos ("FLTC", 0, "FTOC", 0., 0., 0., 0, "ONLY"); |
b94fa26c | 346 | |
347 | ////////// Layers of Aluminum before and after detector ////////// | |
348 | ////////// Aluminum Box for Modules (2.0 mm thickness) ///////// | |
349 | ////////// lateral walls not simulated | |
350 | par[0] = xFLT*0.5; | |
2cef3cb2 | 351 | par[1] = 0.1;//cm |
937fe4a4 | 352 | ycoor = -yFLT/2 + par[1]; |
b94fa26c | 353 | par[2] = (zFLTA *0.5); |
354 | gMC->Gsvolu("FALA", "BOX ", idtmed[508], par, 3); // Alluminium | |
355 | gMC->Gspos ("FALA", 1, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
356 | gMC->Gspos ("FALA", 2, "FLTA", 0.,-ycoor, 0., 0, "ONLY"); | |
357 | par[2] = (zFLTB *0.5); | |
358 | gMC->Gsvolu("FALB", "BOX ", idtmed[508], par, 3); // Alluminium | |
359 | gMC->Gspos ("FALB", 1, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
360 | gMC->Gspos ("FALB", 2, "FLTB", 0.,-ycoor, 0., 0, "ONLY"); | |
361 | par[2] = (zFLTC *0.5); | |
362 | gMC->Gsvolu("FALC", "BOX ", idtmed[508], par, 3); // Alluminium | |
363 | gMC->Gspos ("FALC", 1, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
364 | gMC->Gspos ("FALC", 2, "FLTC", 0.,-ycoor, 0., 0, "ONLY"); | |
365 | ||
937fe4a4 | 366 | ///////////////// Detector itself ////////////////////// |
367 | ||
b94fa26c | 368 | const Float_t kdeadBound = fDeadBndZ; //cm non-sensitive between the pad edge |
2cef3cb2 | 369 | //and the boundary of the strip |
b94fa26c | 370 | const Int_t knx = fNpadX; // number of pads along x |
371 | const Int_t knz = fNpadZ; // number of pads along z | |
372 | const Float_t kspace = fSpace; //cm distance from the front plate of the box | |
937fe4a4 | 373 | |
2cef3cb2 | 374 | Float_t zSenStrip = fZpad*fNpadZ;//cm |
b94fa26c | 375 | Float_t stripWidth = zSenStrip + 2*kdeadBound; |
2cef3cb2 | 376 | |
377 | par[0] = xFLT*0.5; | |
378 | par[1] = yPad*0.5; | |
b94fa26c | 379 | par[2] = stripWidth*0.5; |
2cef3cb2 | 380 | |
b94fa26c | 381 | // new description for strip volume |
382 | // -- all constants are expressed in cm | |
383 | // heigth of different layers | |
384 | const Float_t khhony = 1. ; // heigth of HONY Layer | |
385 | const Float_t khpcby = 0.15 ; // heigth of PCB Layer | |
386 | const Float_t khmyly = 0.035 ; // heigth of MYLAR Layer | |
387 | const Float_t khgraphy = 0.02 ; // heigth of GRAPHITE Layer | |
388 | const Float_t khglasseiy = 0.32; // 2.2 Ext. Glass + 1. Semi Int. Glass (mm) | |
389 | const Float_t khsensmy = 0.11 ; // heigth of Sensitive Freon Mixture | |
390 | const Float_t kwsensmz = 2*3.5 ; // cm | |
391 | const Float_t klsensmx = 48*2.5; // cm | |
392 | const Float_t kwpadz = 3.5; // cm z dimension of the FPAD volume | |
393 | const Float_t klpadx = 2.5; // cm x dimension of the FPAD volume | |
394 | ||
395 | // heigth of the FSTR Volume (the strip volume) | |
396 | const Float_t khstripy = 2*(khhony+khpcby+khmyly+khgraphy+khglasseiy)+khsensmy; | |
397 | // width of the FSTR Volume (the strip volume) | |
398 | const Float_t kwstripz = 10.; | |
399 | // length of the FSTR Volume (the strip volume) | |
400 | const Float_t klstripx = 122.; | |
401 | ||
402 | Float_t parfp[3]={klstripx*0.5,khstripy*0.5,kwstripz*0.5}; | |
403 | // coordinates of the strip center in the strip reference frame; used for positioning | |
404 | // internal strip volumes | |
405 | Float_t posfp[3]={0.,0.,0.}; | |
406 | ||
407 | // FSTR volume definition and filling this volume with non sensitive Gas Mixture | |
408 | gMC->Gsvolu("FSTR","BOX",idtmed[512],parfp,3); | |
409 | //-- HONY Layer definition | |
410 | // parfp[0] = -1; | |
411 | parfp[1] = khhony*0.5; | |
412 | // parfp[2] = -1; | |
413 | gMC->Gsvolu("FHON","BOX",idtmed[503],parfp,3); | |
414 | // positioning 2 HONY Layers on FSTR volume | |
415 | posfp[1]=-khstripy*0.5+parfp[1]; | |
416 | gMC->Gspos("FHON",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
417 | gMC->Gspos("FHON",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
418 | ||
419 | //-- PCB Layer definition | |
420 | parfp[1] = khpcby*0.5; | |
421 | gMC->Gsvolu("FPCB","BOX",idtmed[504],parfp,3); | |
422 | // positioning 2 PCB Layers on FSTR volume | |
423 | posfp[1]=-khstripy*0.5+khhony+parfp[1]; | |
424 | gMC->Gspos("FPCB",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
425 | gMC->Gspos("FPCB",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
426 | ||
427 | //-- MYLAR Layer definition | |
428 | parfp[1] = khmyly*0.5; | |
429 | gMC->Gsvolu("FMYL","BOX",idtmed[511],parfp,3); | |
430 | // positioning 2 MYLAR Layers on FSTR volume | |
431 | posfp[1] = -khstripy*0.5+khhony+khpcby+parfp[1]; | |
432 | gMC->Gspos("FMYL",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
433 | gMC->Gspos("FMYL",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
434 | ||
435 | //-- Graphite Layer definition | |
436 | parfp[1] = khgraphy*0.5; | |
437 | gMC->Gsvolu("FGRP","BOX",idtmed[502],parfp,3); | |
438 | // positioning 2 Graphite Layers on FSTR volume | |
439 | posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+parfp[1]; | |
440 | gMC->Gspos("FGRP",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
441 | gMC->Gspos("FGRP",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
442 | ||
443 | //-- Glass (EXT. +Semi INT.) Layer definition | |
444 | parfp[1] = khglasseiy*0.5; | |
445 | gMC->Gsvolu("FGLA","BOX",idtmed[514],parfp,3); | |
446 | // positioning 2 Glass Layers on FSTR volume | |
447 | posfp[1] = -khstripy*0.5+khhony+khpcby+khmyly+khgraphy+parfp[1]; | |
448 | gMC->Gspos("FGLA",1,"FSTR",0., posfp[1],0.,0,"ONLY"); | |
449 | gMC->Gspos("FGLA",2,"FSTR",0.,-posfp[1],0.,0,"ONLY"); | |
450 | ||
451 | //-- Sensitive Mixture Layer definition | |
452 | parfp[0] = klsensmx*0.5; | |
453 | parfp[1] = khsensmy*0.5; | |
454 | parfp[2] = kwsensmz*0.5; | |
455 | gMC->Gsvolu("FSEN","BOX",idtmed[513],parfp,3); | |
456 | // positioning the sensitive gas Layer on FSTR volume | |
457 | gMC->Gspos("FSEN",0,"FSTR",0.,0.,0.,0,"ONLY"); | |
458 | ||
459 | // dividing FSEN along z in knz=2 and along x in knx=48 | |
460 | gMC->Gsdvn("FSEZ","FSEN",knz,3); | |
461 | gMC->Gsdvn("FSEX","FSEZ",knx,1); | |
462 | ||
463 | // FPAD volume definition | |
464 | parfp[0] = klpadx*0.5; | |
465 | parfp[1] = khsensmy*0.5; | |
466 | parfp[2] = kwpadz*0.5; | |
467 | gMC->Gsvolu("FPAD","BOX",idtmed[513],parfp,3); | |
468 | // positioning the FPAD volumes on previous divisions | |
469 | gMC->Gspos("FPAD",0,"FSEX",0.,0.,0.,0,"ONLY"); | |
2cef3cb2 | 470 | |
2cef3cb2 | 471 | //// Positioning the Strips (FSTR) in the FLT volumes ///// |
937fe4a4 | 472 | |
2cef3cb2 | 473 | // Plate A (Central) |
474 | ||
475 | Float_t t = zFLTC+zFLTB+zFLTA*0.5+ 2*db;//Half Width of Barrel | |
476 | ||
b94fa26c | 477 | Float_t gap = fGapA; //cm distance between the strip axis |
2cef3cb2 | 478 | Float_t zpos = 0; |
479 | Float_t ang = 0; | |
480 | Int_t i=1,j=1; | |
481 | nrot = 0; | |
482 | zcoor = 0; | |
b94fa26c | 483 | ycoor = -14.5 + kspace ; //2 cm over front plate |
2cef3cb2 | 484 | |
485 | AliMatrix (idrotm[0], 90., 0.,90.,90.,0., 90.); | |
486 | gMC->Gspos("FSTR",j,"FLTA",0.,ycoor, 0.,idrotm[0],"ONLY"); | |
9e1a0ddb | 487 | if(fDebug) { |
68861244 | 488 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); |
2cef3cb2 | 489 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
9e1a0ddb | 490 | } |
2cef3cb2 | 491 | zcoor -= zSenStrip; |
492 | j++; | |
b94fa26c | 493 | Int_t upDown = -1; // upDown=-1 -> Upper strip |
494 | // upDown=+1 -> Lower strip | |
2cef3cb2 | 495 | do{ |
b94fa26c | 496 | ang = atan(zcoor/radius); |
2cef3cb2 | 497 | ang *= kRaddeg; |
498 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
499 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.); | |
500 | ang /= kRaddeg; | |
b94fa26c | 501 | ycoor = -14.5+ kspace; //2 cm over front plate |
502 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 503 | gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); |
504 | gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
9e1a0ddb | 505 | if(fDebug) { |
68861244 | 506 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); |
9e1a0ddb | 507 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
508 | } | |
2cef3cb2 | 509 | j += 2; |
b94fa26c | 510 | upDown*= -1; // Alternate strips |
2cef3cb2 | 511 | zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 512 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 513 | (zSenStrip/2)/TMath::Cos(ang); |
b94fa26c | 514 | } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2); |
2cef3cb2 | 515 | |
516 | zcoor = zcoor+(zSenStrip/2)/TMath::Cos(ang)+ | |
b94fa26c | 517 | upDown*gap*TMath::Tan(ang)+ |
2cef3cb2 | 518 | (zSenStrip/2)/TMath::Cos(ang); |
519 | ||
b94fa26c | 520 | gap = fGapB; |
2cef3cb2 | 521 | zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 522 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 523 | (zSenStrip/2)/TMath::Cos(ang); |
524 | ||
b94fa26c | 525 | ang = atan(zcoor/radius); |
2cef3cb2 | 526 | ang *= kRaddeg; |
527 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
528 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.); | |
529 | ang /= kRaddeg; | |
530 | ||
b94fa26c | 531 | ycoor = -14.5+ kspace; //2 cm over front plate |
532 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 533 | gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); |
534 | gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
68861244 | 535 | if(fDebug) { |
536 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
537 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); | |
538 | } | |
b94fa26c | 539 | ycoor = -hTof/2.+ kspace;//2 cm over front plate |
2cef3cb2 | 540 | |
541 | // Plate B | |
542 | ||
543 | nrot = 0; | |
544 | i=1; | |
b94fa26c | 545 | upDown = 1; |
546 | Float_t deadRegion = 1.0;//cm | |
937fe4a4 | 547 | |
2cef3cb2 | 548 | zpos = zcoor - (zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 549 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 550 | (zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 551 | deadRegion/TMath::Cos(ang); |
2cef3cb2 | 552 | |
b94fa26c | 553 | ang = atan(zpos/radius); |
2cef3cb2 | 554 | ang *= kRaddeg; |
555 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
556 | ang /= kRaddeg; | |
b94fa26c | 557 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
558 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 559 | zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB |
560 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
68861244 | 561 | if(fDebug) { |
562 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
563 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); | |
564 | } | |
2cef3cb2 | 565 | i++; |
b94fa26c | 566 | upDown*=-1; |
2cef3cb2 | 567 | |
568 | do { | |
569 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)- | |
b94fa26c | 570 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 571 | (zSenStrip/2)/TMath::Cos(ang); |
b94fa26c | 572 | ang = atan(zpos/radius); |
2cef3cb2 | 573 | ang *= kRaddeg; |
574 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
575 | ang /= kRaddeg; | |
b94fa26c | 576 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
577 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 578 | zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB |
579 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
9e1a0ddb | 580 | if(fDebug) { |
68861244 | 581 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); |
9e1a0ddb | 582 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
583 | } | |
b94fa26c | 584 | upDown*=-1; |
2cef3cb2 | 585 | i++; |
586 | } while (TMath::Abs(ang*kRaddeg)<22.5); | |
587 | //till we reach a tilting angle of 22.5 degrees | |
588 | ||
b94fa26c | 589 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
2cef3cb2 | 590 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
591 | ||
592 | do { | |
b94fa26c | 593 | ang = atan(zpos/radius); |
2cef3cb2 | 594 | ang *= kRaddeg; |
595 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
596 | ang /= kRaddeg; | |
597 | zcoor = zpos+(zFLTB/2+zFLTA/2+db); | |
598 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
599 | zpos = zpos - zSenStrip/TMath::Cos(ang); | |
9e1a0ddb | 600 | if(fDebug) { |
68861244 | 601 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); |
9e1a0ddb | 602 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
603 | } | |
2cef3cb2 | 604 | i++; |
605 | ||
b94fa26c | 606 | } while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db); |
2cef3cb2 | 607 | |
608 | // Plate C | |
609 | ||
610 | zpos = zpos + zSenStrip/TMath::Cos(ang); | |
611 | ||
612 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+ | |
b94fa26c | 613 | gap*TMath::Tan(ang)- |
2cef3cb2 | 614 | (zSenStrip/2)/TMath::Cos(ang); |
615 | ||
616 | nrot = 0; | |
617 | i=0; | |
b94fa26c | 618 | ycoor= -hTof*0.5+kspace+gap; |
2cef3cb2 | 619 | |
620 | do { | |
621 | i++; | |
b94fa26c | 622 | ang = atan(zpos/radius); |
2cef3cb2 | 623 | ang *= kRaddeg; |
624 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
625 | ang /= kRaddeg; | |
626 | zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2); | |
627 | gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
9e1a0ddb | 628 | if(fDebug) { |
68861244 | 629 | printf("%s: %f, St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i); |
9e1a0ddb | 630 | printf("y = %f, z = %f, zpos = %f \n",ycoor,zcoor,zpos); |
631 | } | |
2cef3cb2 | 632 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
b94fa26c | 633 | } while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t); |
2cef3cb2 | 634 | |
2cef3cb2 | 635 | |
b94fa26c | 636 | ////////// Layers after strips ///////////////// |
637 | // honeycomb (Polyethilene) Layer after (1.2cm) | |
2cef3cb2 | 638 | |
b94fa26c | 639 | Float_t overSpace = fOverSpc;//cm |
2cef3cb2 | 640 | |
b94fa26c | 641 | par[0] = xFLT*0.5; |
937fe4a4 | 642 | par[1] = 0.6; |
b94fa26c | 643 | par[2] = (zFLTA *0.5); |
644 | ycoor = -yFLT/2 + overSpace + par[1]; | |
2cef3cb2 | 645 | gMC->Gsvolu("FPEA", "BOX ", idtmed[503], par, 3); // Hony |
646 | gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 647 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 648 | gMC->Gsvolu("FPEB", "BOX ", idtmed[503], par, 3); // Hony |
649 | gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 650 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 651 | gMC->Gsvolu("FPEC", "BOX ", idtmed[503], par, 3); // Hony |
652 | gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 653 | |
654 | // Electronics (Cu) after | |
2cef3cb2 | 655 | ycoor += par[1]; |
b94fa26c | 656 | par[0] = xFLT*0.5; |
2cef3cb2 | 657 | par[1] = 1.43*0.05*0.5; // 5% of X0 |
b94fa26c | 658 | par[2] = (zFLTA *0.5); |
2cef3cb2 | 659 | ycoor += par[1]; |
660 | gMC->Gsvolu("FECA", "BOX ", idtmed[501], par, 3); // Cu | |
661 | gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 662 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 663 | gMC->Gsvolu("FECB", "BOX ", idtmed[501], par, 3); // Cu |
664 | gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 665 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 666 | gMC->Gsvolu("FECC", "BOX ", idtmed[501], par, 3); // Cu |
667 | gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
668 | ||
669 | // cooling WAter after | |
670 | ycoor += par[1]; | |
b94fa26c | 671 | par[0] = xFLT*0.5; |
2cef3cb2 | 672 | par[1] = 36.1*0.02*0.5; // 2% of X0 |
b94fa26c | 673 | par[2] = (zFLTA *0.5); |
2cef3cb2 | 674 | ycoor += par[1]; |
675 | gMC->Gsvolu("FWAA", "BOX ", idtmed[515], par, 3); // Water | |
676 | gMC->Gspos ("FWAA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 677 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 678 | gMC->Gsvolu("FWAB", "BOX ", idtmed[515], par, 3); // Water |
679 | gMC->Gspos ("FWAB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 680 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 681 | gMC->Gsvolu("FWAC", "BOX ", idtmed[515], par, 3); // Water |
682 | gMC->Gspos ("FWAC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
683 | ||
b94fa26c | 684 | // frame of Air |
685 | ycoor += par[1]; | |
686 | par[0] = xFLT*0.5; | |
687 | par[1] = (yFLT/2-ycoor-0.2)*0.5; // Aluminum layer considered (0.2 cm) | |
688 | par[2] = (zFLTA *0.5); | |
689 | ycoor += par[1]; | |
690 | gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air | |
691 | gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
692 | par[2] = (zFLTB *0.5); | |
693 | gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air | |
694 | gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
695 | par[2] = (zFLTC *0.5); | |
696 | gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air | |
697 | gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
698 | /* fp | |
2cef3cb2 | 699 | //Back Plate honycomb (2cm) |
937fe4a4 | 700 | par[0] = -1; |
2cef3cb2 | 701 | par[1] = 2 *0.5; |
937fe4a4 | 702 | par[2] = -1; |
703 | ycoor = yFLT/2 - par[1]; | |
2cef3cb2 | 704 | gMC->Gsvolu("FBPA", "BOX ", idtmed[503], par, 3); // Hony |
705 | gMC->Gspos ("FBPA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
706 | gMC->Gsvolu("FBPB", "BOX ", idtmed[503], par, 3); // Hony | |
707 | gMC->Gspos ("FBPB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
708 | gMC->Gsvolu("FBPC", "BOX ", idtmed[503], par, 3); // Hony | |
709 | gMC->Gspos ("FBPC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 710 | fp */ |
937fe4a4 | 711 | } |
712 | ||
713 | //_____________________________________________________________________________ | |
68861244 | 714 | void AliTOFv4::DrawModule() const |
937fe4a4 | 715 | { |
716 | // | |
717 | // Draw a shaded view of the Time Of Flight version 1 | |
718 | // | |
719 | // Set everything unseen | |
720 | gMC->Gsatt("*", "seen", -1); | |
721 | // | |
722 | // Set ALIC mother transparent | |
723 | gMC->Gsatt("ALIC","SEEN",0); | |
724 | // | |
725 | // Set the volumes visible | |
726 | gMC->Gsatt("ALIC","SEEN",0); | |
2cef3cb2 | 727 | |
728 | gMC->Gsatt("FTOA","SEEN",1); | |
729 | gMC->Gsatt("FTOB","SEEN",1); | |
730 | gMC->Gsatt("FTOC","SEEN",1); | |
731 | gMC->Gsatt("FLTA","SEEN",1); | |
732 | gMC->Gsatt("FLTB","SEEN",1); | |
733 | gMC->Gsatt("FLTC","SEEN",1); | |
734 | gMC->Gsatt("FPLA","SEEN",1); | |
735 | gMC->Gsatt("FPLB","SEEN",1); | |
736 | gMC->Gsatt("FPLC","SEEN",1); | |
737 | gMC->Gsatt("FSTR","SEEN",1); | |
738 | gMC->Gsatt("FPEA","SEEN",1); | |
739 | gMC->Gsatt("FPEB","SEEN",1); | |
740 | gMC->Gsatt("FPEC","SEEN",1); | |
741 | ||
742 | gMC->Gsatt("FLZ1","SEEN",0); | |
743 | gMC->Gsatt("FLZ2","SEEN",0); | |
744 | gMC->Gsatt("FLZ3","SEEN",0); | |
745 | gMC->Gsatt("FLX1","SEEN",0); | |
746 | gMC->Gsatt("FLX2","SEEN",0); | |
747 | gMC->Gsatt("FLX3","SEEN",0); | |
748 | gMC->Gsatt("FPAD","SEEN",0); | |
749 | ||
937fe4a4 | 750 | gMC->Gdopt("hide", "on"); |
751 | gMC->Gdopt("shad", "on"); | |
752 | gMC->Gsatt("*", "fill", 7); | |
753 | gMC->SetClipBox("."); | |
754 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
755 | gMC->DefaultRange(); | |
756 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
757 | gMC->Gdhead(1111, "Time Of Flight"); | |
758 | gMC->Gdman(18, 4, "MAN"); | |
759 | gMC->Gdopt("hide","off"); | |
760 | } | |
761 | ||
762 | //_____________________________________________________________________________ | |
763 | void AliTOFv4::CreateMaterials() | |
764 | { | |
765 | // | |
766 | // Define materials for the Time Of Flight | |
767 | // | |
768 | AliTOF::CreateMaterials(); | |
769 | } | |
770 | ||
771 | //_____________________________________________________________________________ | |
772 | void AliTOFv4::Init() | |
773 | { | |
774 | // | |
775 | // Initialise the detector after the geometry has been defined | |
776 | // | |
68861244 | 777 | if(fDebug) { |
9e1a0ddb | 778 | printf("%s: **************************************" |
68861244 | 779 | " TOF " |
780 | "**************************************\n",ClassName()); | |
9e1a0ddb | 781 | printf("\n%s: Version 4 of TOF initialing, " |
68861244 | 782 | "symmetric TOF - Full Coverage version\n",ClassName()); |
9e1a0ddb | 783 | } |
68861244 | 784 | |
937fe4a4 | 785 | AliTOF::Init(); |
ab76897d | 786 | |
2cef3cb2 | 787 | fIdFTOA = gMC->VolId("FTOA"); |
788 | fIdFTOB = gMC->VolId("FTOB"); | |
789 | fIdFTOC = gMC->VolId("FTOC"); | |
790 | fIdFLTA = gMC->VolId("FLTA"); | |
791 | fIdFLTB = gMC->VolId("FLTB"); | |
792 | fIdFLTC = gMC->VolId("FLTC"); | |
68861244 | 793 | |
794 | if(fDebug) { | |
9e1a0ddb | 795 | printf("%s: **************************************" |
68861244 | 796 | " TOF " |
797 | "**************************************\n",ClassName()); | |
798 | } | |
937fe4a4 | 799 | } |
800 | ||
801 | //_____________________________________________________________________________ | |
802 | void AliTOFv4::StepManager() | |
803 | { | |
804 | // | |
805 | // Procedure called at each step in the Time Of Flight | |
806 | // | |
807 | TLorentzVector mom, pos; | |
2cef3cb2 | 808 | Float_t xm[3],pm[3],xpad[3],ppad[3]; |
809 | Float_t hits[13],phi,phid,z; | |
810 | Int_t vol[5]; | |
b94fa26c | 811 | Int_t sector, plate, padx, padz, strip; |
812 | Int_t copy, padzid, padxid, stripid, i; | |
2cef3cb2 | 813 | Int_t *idtmed = fIdtmed->GetArray()-499; |
b94fa26c | 814 | Float_t incidenceAngle; |
2cef3cb2 | 815 | |
816 | if(gMC->GetMedium()==idtmed[513] && | |
937fe4a4 | 817 | gMC->IsTrackEntering() && gMC->TrackCharge() |
2cef3cb2 | 818 | && gMC->CurrentVolID(copy)==fIdSens) |
819 | { | |
820 | // getting information about hit volumes | |
826b71ec | 821 | |
b94fa26c | 822 | padzid=gMC->CurrentVolOffID(2,copy); |
823 | padz=copy; | |
826b71ec | 824 | |
b94fa26c | 825 | padxid=gMC->CurrentVolOffID(1,copy); |
826 | padx=copy; | |
826b71ec | 827 | |
b94fa26c | 828 | stripid=gMC->CurrentVolOffID(4,copy); |
2cef3cb2 | 829 | strip=copy; |
830 | ||
831 | gMC->TrackPosition(pos); | |
832 | gMC->TrackMomentum(mom); | |
833 | ||
834 | // Double_t NormPos=1./pos.Rho(); | |
b94fa26c | 835 | Double_t normMom=1./mom.Rho(); |
2cef3cb2 | 836 | |
837 | // getting the cohordinates in pad ref system | |
838 | xm[0] = (Float_t)pos.X(); | |
839 | xm[1] = (Float_t)pos.Y(); | |
840 | xm[2] = (Float_t)pos.Z(); | |
841 | ||
b94fa26c | 842 | pm[0] = (Float_t)mom.X()*normMom; |
843 | pm[1] = (Float_t)mom.Y()*normMom; | |
844 | pm[2] = (Float_t)mom.Z()*normMom; | |
2cef3cb2 | 845 | |
846 | gMC->Gmtod(xm,xpad,1); | |
847 | gMC->Gmtod(pm,ppad,2); | |
848 | ||
b94fa26c | 849 | incidenceAngle = TMath::ACos(ppad[1])*kRaddeg; |
2cef3cb2 | 850 | |
851 | z = pos[2]; | |
852 | ||
853 | plate = 0; | |
854 | if (TMath::Abs(z) <= fZlenA*0.5) plate = 3; | |
855 | if (z < (fZlenA*0.5+fZlenB) && | |
856 | z > fZlenA*0.5) plate = 4; | |
857 | if (z >-(fZlenA*0.5+fZlenB) && | |
858 | z < -fZlenA*0.5) plate = 2; | |
859 | if (z > (fZlenA*0.5+fZlenB)) plate = 5; | |
860 | if (z <-(fZlenA*0.5+fZlenB)) plate = 1; | |
861 | ||
862 | phi = pos.Phi(); | |
863 | phid = phi*kRaddeg+180.; | |
864 | sector = Int_t (phid/20.); | |
865 | sector++; | |
866 | ||
937fe4a4 | 867 | for(i=0;i<3;++i) { |
2cef3cb2 | 868 | hits[i] = pos[i]; |
869 | hits[i+3] = pm[i]; | |
937fe4a4 | 870 | } |
2cef3cb2 | 871 | |
872 | hits[6] = mom.Rho(); | |
873 | hits[7] = pos[3]; | |
874 | hits[8] = xpad[0]; | |
875 | hits[9] = xpad[1]; | |
876 | hits[10]= xpad[2]; | |
b94fa26c | 877 | hits[11]= incidenceAngle; |
2cef3cb2 | 878 | hits[12]= gMC->Edep(); |
879 | ||
880 | vol[0]= sector; | |
881 | vol[1]= plate; | |
882 | vol[2]= strip; | |
b94fa26c | 883 | vol[3]= padx; |
884 | vol[4]= padz; | |
2cef3cb2 | 885 | |
886 | AddHit(gAlice->CurrentTrack(),vol, hits); | |
937fe4a4 | 887 | } |
888 | } |