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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 | ||
2cef3cb2 | 36 | Revision 1.13 1999/11/02 11:26:39 fca |
37 | added stdlib.h for exit | |
38 | ||
39 | Revision 1.12 1999/11/01 20:41:57 fca | |
826b71ec | 40 | Added protections against using the wrong version of FRAME |
41 | ||
2cef3cb2 | 42 | Revision 1.11 1999/10/22 08:04:14 fca |
ab76897d | 43 | Correct improper use of negative parameters |
44 | ||
2cef3cb2 | 45 | Revision 1.10 1999/10/16 19:30:06 fca |
d0a635a0 | 46 | Corrected Rotation Matrix and CVS log |
47 | ||
2cef3cb2 | 48 | Revision 1.9 1999/10/15 15:35:20 fca |
00e5f8d9 | 49 | New version for frame1099 with and without holes |
50 | ||
2cef3cb2 | 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 PHOS AND RICH DETECTOR |
937fe4a4 | 66 | // |
2cef3cb2 | 67 | // Authors: |
937fe4a4 | 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 | /* | |
3fe3a833 | 80 | <img src="picts/AliTOFv2Class.gif"> |
fe4da5cc | 81 | */ |
82 | //End_Html | |
83 | // // | |
84 | /////////////////////////////////////////////////////////////////////////////// | |
85 | ||
826b71ec | 86 | #include <iostream.h> |
ab76897d | 87 | #include <stdlib.h> |
88 | ||
fe4da5cc | 89 | #include "AliTOFv2.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" |
97 | #include "AliMagF.h" | |
fe4da5cc | 98 | #include "AliConst.h" |
2cef3cb2 | 99 | |
fe4da5cc | 100 | |
101 | ClassImp(AliTOFv2) | |
102 | ||
103 | //_____________________________________________________________________________ | |
151e057e | 104 | AliTOFv2::AliTOFv2() |
fe4da5cc | 105 | { |
106 | // | |
107 | // Default constructor | |
108 | // | |
109 | } | |
110 | ||
111 | //_____________________________________________________________________________ | |
112 | AliTOFv2::AliTOFv2(const char *name, const char *title) | |
2cef3cb2 | 113 | : AliTOF(name,title) |
fe4da5cc | 114 | { |
115 | // | |
116 | // Standard constructor | |
117 | // | |
da39da0c | 118 | // |
119 | // Check that FRAME is there otherwise we have no place where to | |
120 | // put TOF | |
b94fa26c | 121 | AliModule* frame=gAlice->GetModule("FRAME"); |
122 | if(!frame) { | |
da39da0c | 123 | Error("Ctor","TOF needs FRAME to be present\n"); |
124 | exit(1); | |
2cef3cb2 | 125 | } else |
b94fa26c | 126 | if(frame->IsVersion()!=1) { |
da39da0c | 127 | Error("Ctor","FRAME version 1 needed with this version of TOF\n"); |
128 | exit(1); | |
129 | } | |
130 | ||
fe4da5cc | 131 | } |
2cef3cb2 | 132 | |
b94fa26c | 133 | //____________________________________________________________________________ |
134 | AliTOFv2::~AliTOFv2() | |
135 | { | |
136 | // destructor | |
137 | ||
138 | if ( fHits) { | |
139 | fHits->Delete() ; | |
140 | delete fHits ; | |
141 | fHits = 0 ; | |
142 | } | |
143 | /* | |
144 | if ( fSDigits) { | |
145 | fSDigits->Delete() ; | |
146 | delete fSDigits ; | |
147 | fSDigits = 0 ; | |
148 | } | |
149 | */ | |
150 | if ( fDigits) { | |
151 | fDigits->Delete() ; | |
152 | delete fDigits ; | |
153 | fDigits = 0 ; | |
154 | } | |
155 | ||
156 | } | |
157 | ||
2cef3cb2 | 158 | //_____________________________________________________________________________ |
159 | void AliTOFv2::BuildGeometry() | |
160 | { | |
161 | // | |
162 | // Build TOF ROOT geometry for the ALICE event display | |
163 | // | |
b94fa26c | 164 | TNode *node, *top; |
2cef3cb2 | 165 | const int kColorTOF = 27; |
166 | ||
167 | // Find top TNODE | |
b94fa26c | 168 | top = gAlice->GetGeometry()->GetNode("alice"); |
2cef3cb2 | 169 | |
170 | // Position the different copies | |
b94fa26c | 171 | const Float_t krTof =(fRmax+fRmin)/2; |
172 | const Float_t khTof = fRmax-fRmin; | |
173 | const Int_t kNTof = fNTof; | |
2cef3cb2 | 174 | const Float_t kPi = TMath::Pi(); |
b94fa26c | 175 | const Float_t kangle = 2*kPi/kNTof; |
2cef3cb2 | 176 | Float_t ang; |
177 | ||
178 | // Define TOF basic volume | |
179 | ||
b94fa26c | 180 | char nodeName0[6], nodeName1[6], nodeName2[6]; |
181 | char nodeName3[6], nodeName4[6], rotMatNum[6]; | |
2cef3cb2 | 182 | |
183 | new TBRIK("S_TOF_C","TOF box","void", | |
b94fa26c | 184 | 120*0.5,khTof*0.5,fZlenC*0.5); |
2cef3cb2 | 185 | new TBRIK("S_TOF_B","TOF box","void", |
b94fa26c | 186 | 120*0.5,khTof*0.5,fZlenB*0.5); |
2cef3cb2 | 187 | new TBRIK("S_TOF_A","TOF box","void", |
b94fa26c | 188 | 120*0.5,khTof*0.5,fZlenA*0.5); |
2cef3cb2 | 189 | |
b94fa26c | 190 | for (Int_t nodeNum=1;nodeNum<19;nodeNum++){ |
2cef3cb2 | 191 | |
b94fa26c | 192 | if (nodeNum<10) { |
193 | sprintf(rotMatNum,"rot50%i",nodeNum); | |
194 | sprintf(nodeName0,"FTO00%i",nodeNum); | |
195 | sprintf(nodeName1,"FTO10%i",nodeNum); | |
196 | sprintf(nodeName2,"FTO20%i",nodeNum); | |
197 | sprintf(nodeName3,"FTO30%i",nodeNum); | |
198 | sprintf(nodeName4,"FTO40%i",nodeNum); | |
2cef3cb2 | 199 | } |
b94fa26c | 200 | if (nodeNum>9) { |
201 | sprintf(rotMatNum,"rot5%i",nodeNum); | |
202 | sprintf(nodeName0,"FTO0%i",nodeNum); | |
203 | sprintf(nodeName1,"FTO1%i",nodeNum); | |
204 | sprintf(nodeName2,"FTO2%i",nodeNum); | |
205 | sprintf(nodeName3,"FTO3%i",nodeNum); | |
206 | sprintf(nodeName4,"FTO4%i",nodeNum); | |
2cef3cb2 | 207 | } |
208 | ||
b94fa26c | 209 | new TRotMatrix(rotMatNum,rotMatNum,90,-20*nodeNum,90,90-20*nodeNum,0,0); |
210 | ang = (4.5-nodeNum) * kangle; | |
211 | ||
212 | top->cd(); | |
213 | node = new TNode(nodeName0,nodeName0,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),299.15,rotMatNum); | |
214 | node->SetLineColor(kColorTOF); | |
215 | fNodes->Add(node); | |
216 | ||
217 | top->cd(); | |
218 | node = new TNode(nodeName1,nodeName1,"S_TOF_C",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-299.15,rotMatNum); | |
219 | node->SetLineColor(kColorTOF); | |
220 | fNodes->Add(node); | |
221 | if (nodeNum !=1 && nodeNum!=2 && nodeNum !=18) | |
2cef3cb2 | 222 | { |
b94fa26c | 223 | top->cd(); |
224 | node = new TNode(nodeName2,nodeName2,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),146.45,rotMatNum); | |
225 | node->SetLineColor(kColorTOF); | |
226 | fNodes->Add(node); | |
227 | ||
228 | top->cd(); | |
229 | node = new TNode(nodeName3,nodeName3,"S_TOF_B",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),-146.45,rotMatNum); | |
230 | node->SetLineColor(kColorTOF); | |
231 | fNodes->Add(node); | |
2cef3cb2 | 232 | } // Holes for RICH detector |
233 | ||
b94fa26c | 234 | if ((nodeNum<8 || nodeNum>12) && nodeNum !=1 && nodeNum!=2 && nodeNum !=18) |
2cef3cb2 | 235 | { |
b94fa26c | 236 | top->cd(); |
237 | node = new TNode(nodeName4,nodeName4,"S_TOF_A",krTof*TMath::Cos(ang),krTof*TMath::Sin(ang),0.,rotMatNum); | |
238 | node->SetLineColor(kColorTOF); | |
239 | fNodes->Add(node); | |
2cef3cb2 | 240 | } // Holes for PHOS detector (+ Holes for RICH detector, central part) |
b94fa26c | 241 | } // end loop on nodeNum |
2cef3cb2 | 242 | } |
243 | ||
fe4da5cc | 244 | |
245 | //_____________________________________________________________________________ | |
246 | void AliTOFv2::CreateGeometry() | |
247 | { | |
248 | // | |
3fe3a833 | 249 | // Create geometry for Time Of Flight version 0 |
fe4da5cc | 250 | // |
251 | //Begin_Html | |
252 | /* | |
3fe3a833 | 253 | <img src="picts/AliTOFv2.gif"> |
fe4da5cc | 254 | */ |
255 | //End_Html | |
256 | // | |
937fe4a4 | 257 | // Creates common geometry |
fe4da5cc | 258 | // |
259 | AliTOF::CreateGeometry(); | |
260 | } | |
261 | ||
262 | //_____________________________________________________________________________ | |
2cef3cb2 | 263 | void AliTOFv2::TOFpc(Float_t xtof, Float_t ytof, Float_t zlenC, |
264 | Float_t zlenB, Float_t zlenA, Float_t ztof0) | |
fe4da5cc | 265 | { |
266 | // | |
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 | |
937fe4a4 | 288 | |
2cef3cb2 | 289 | // Positioning of modules |
937fe4a4 | 290 | |
2cef3cb2 | 291 | Float_t zcor1 = ztof0 - zlenC*0.5; |
292 | Float_t zcor2 = ztof0 - zlenC - zlenB*0.5; | |
293 | Float_t zcor3 = 0.; | |
937fe4a4 | 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"); |
937fe4a4 | 310 | |
2cef3cb2 | 311 | Float_t db = 0.5;//cm |
312 | Float_t xFLT, xFST, yFLT, zFLTA, zFLTB, zFLTC; | |
937fe4a4 | 313 | |
2cef3cb2 | 314 | xFLT = fStripLn; |
937fe4a4 | 315 | yFLT = ytof; |
2cef3cb2 | 316 | zFLTA = zlenA; |
317 | zFLTB = zlenB; | |
318 | zFLTC = zlenC; | |
319 | ||
320 | xFST = xFLT-fDeadBndX*2;//cm | |
937fe4a4 | 321 | |
937fe4a4 | 322 | // Sizes of MRPC pads |
323 | ||
2cef3cb2 | 324 | Float_t yPad = 0.505;//cm |
fe4da5cc | 325 | |
b94fa26c | 326 | // Large not sensitive volumes with Insensitive Freon |
2cef3cb2 | 327 | par[0] = xFLT*0.5; |
328 | par[1] = yFLT*0.5; | |
b94fa26c | 329 | |
9e1a0ddb | 330 | if(fDebug) |
331 | cout <<ClassName() | |
332 | <<": ************************* TOF geometry **************************" | |
333 | <<endl; | |
937fe4a4 | 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"); |
937fe4a4 | 346 | |
b94fa26c | 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; |
937fe4a4 | 376 | |
2cef3cb2 | 377 | par[0] = xFLT*0.5; |
378 | par[1] = yPad*0.5; | |
b94fa26c | 379 | par[2] = stripWidth*0.5; |
937fe4a4 | 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"); | |
937fe4a4 | 470 | |
937fe4a4 | 471 | //// Positioning the Strips (FSTR) in the FLT volumes ///// |
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 |
937fe4a4 | 478 | Float_t zpos = 0; |
2cef3cb2 | 479 | Float_t ang = 0; |
937fe4a4 | 480 | Int_t i=1,j=1; |
2cef3cb2 | 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"); | |
487 | ||
9e1a0ddb | 488 | if(fDebug) { |
489 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
490 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
491 | } | |
2cef3cb2 | 492 | |
493 | zcoor -= zSenStrip; | |
494 | j++; | |
b94fa26c | 495 | Int_t upDown = -1; // upDown=-1 -> Upper strip |
496 | // upDown=+1 -> Lower strip | |
937fe4a4 | 497 | do{ |
b94fa26c | 498 | ang = atan(zcoor/radius); |
2cef3cb2 | 499 | ang *= kRaddeg; |
500 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
501 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.); | |
502 | ang /= kRaddeg; | |
b94fa26c | 503 | ycoor = -14.5+ kspace; //2 cm over front plate |
504 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 505 | gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); |
506 | gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
507 | ||
9e1a0ddb | 508 | if(fDebug) { |
509 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
510 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
511 | } | |
2cef3cb2 | 512 | |
513 | j += 2; | |
b94fa26c | 514 | upDown*= -1; // Alternate strips |
2cef3cb2 | 515 | zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 516 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 517 | (zSenStrip/2)/TMath::Cos(ang); |
b94fa26c | 518 | } while (zcoor-(stripWidth/2)*TMath::Cos(ang)>-t+zFLTC+zFLTB+db*2); |
937fe4a4 | 519 | |
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 | gap = fGapB; |
2cef3cb2 | 525 | zcoor = zcoor-(zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 526 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 527 | (zSenStrip/2)/TMath::Cos(ang); |
528 | ||
b94fa26c | 529 | ang = atan(zcoor/radius); |
2cef3cb2 | 530 | ang *= kRaddeg; |
531 | AliMatrix (idrotm[nrot], 90., 0.,90.-ang,90.,-ang, 90.); | |
532 | AliMatrix (idrotm[nrot+1],90.,180.,90.+ang,90., ang, 90.); | |
533 | ang /= kRaddeg; | |
534 | ||
b94fa26c | 535 | ycoor = -14.5+ kspace; //2 cm over front plate |
536 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 537 | gMC->Gspos("FSTR",j ,"FLTA",0.,ycoor, zcoor,idrotm[nrot], "ONLY"); |
538 | gMC->Gspos("FSTR",j+1,"FLTA",0.,ycoor,-zcoor,idrotm[nrot+1],"ONLY"); | |
539 | ||
9e1a0ddb | 540 | if(fDebug) { |
541 | printf("%s: %f, St. %2i, Pl.3 ",ClassName(),ang*kRaddeg,i); | |
542 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
543 | } | |
2cef3cb2 | 544 | |
b94fa26c | 545 | ycoor = -hTof/2.+ kspace;//2 cm over front plate |
2cef3cb2 | 546 | |
547 | // Plate B | |
937fe4a4 | 548 | |
937fe4a4 | 549 | nrot = 0; |
550 | i=1; | |
b94fa26c | 551 | upDown = 1; |
552 | Float_t deadRegion = 1.0;//cm | |
2cef3cb2 | 553 | |
554 | zpos = zcoor - (zSenStrip/2)/TMath::Cos(ang)- | |
b94fa26c | 555 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 556 | (zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 557 | deadRegion/TMath::Cos(ang); |
2cef3cb2 | 558 | |
b94fa26c | 559 | ang = atan(zpos/radius); |
2cef3cb2 | 560 | ang *= kRaddeg; |
561 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
562 | ang /= kRaddeg; | |
b94fa26c | 563 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
564 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 565 | zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB |
566 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
567 | ||
9e1a0ddb | 568 | if(fDebug) { |
569 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
570 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
571 | } | |
2cef3cb2 | 572 | |
573 | i++; | |
b94fa26c | 574 | upDown*=-1; |
937fe4a4 | 575 | |
576 | do { | |
2cef3cb2 | 577 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)- |
b94fa26c | 578 | upDown*gap*TMath::Tan(ang)- |
2cef3cb2 | 579 | (zSenStrip/2)/TMath::Cos(ang); |
b94fa26c | 580 | ang = atan(zpos/radius); |
2cef3cb2 | 581 | ang *= kRaddeg; |
00e5f8d9 | 582 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); |
2cef3cb2 | 583 | ang /= kRaddeg; |
b94fa26c | 584 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
585 | ycoor += (1-(upDown+1)/2)*gap; | |
2cef3cb2 | 586 | zcoor = zpos+(zFLTA*0.5+zFLTB*0.5+db); // Moves to the system of the modulus FLTB |
587 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
588 | ||
9e1a0ddb | 589 | if(fDebug) { |
590 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
591 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
592 | } | |
2cef3cb2 | 593 | |
b94fa26c | 594 | upDown*=-1; |
2cef3cb2 | 595 | i++; |
596 | } while (TMath::Abs(ang*kRaddeg)<22.5); | |
597 | //till we reach a tilting angle of 22.5 degrees | |
598 | ||
b94fa26c | 599 | ycoor = -hTof*0.5+ kspace ; //2 cm over front plate |
2cef3cb2 | 600 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
601 | ||
602 | do { | |
b94fa26c | 603 | ang = atan(zpos/radius); |
2cef3cb2 | 604 | ang *= kRaddeg; |
605 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
606 | ang /= kRaddeg; | |
607 | zcoor = zpos+(zFLTB/2+zFLTA/2+db); | |
608 | gMC->Gspos("FSTR",i, "FLTB", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
609 | zpos = zpos - zSenStrip/TMath::Cos(ang); | |
9e1a0ddb | 610 | if(fDebug) { |
611 | printf("%s: %f, St. %2i, Pl.4 ",ClassName(),ang*kRaddeg,i); | |
612 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
613 | } | |
2cef3cb2 | 614 | i++; |
615 | ||
b94fa26c | 616 | } while (zpos-stripWidth*0.5/TMath::Cos(ang)>-t+zFLTC+db); |
2cef3cb2 | 617 | |
618 | // Plate C | |
619 | ||
620 | zpos = zpos + zSenStrip/TMath::Cos(ang); | |
621 | ||
622 | zpos = zpos - (zSenStrip/2)/TMath::Cos(ang)+ | |
b94fa26c | 623 | gap*TMath::Tan(ang)- |
2cef3cb2 | 624 | (zSenStrip/2)/TMath::Cos(ang); |
625 | ||
937fe4a4 | 626 | nrot = 0; |
627 | i=0; | |
b94fa26c | 628 | ycoor= -hTof*0.5+kspace+gap; |
937fe4a4 | 629 | |
2cef3cb2 | 630 | do { |
937fe4a4 | 631 | i++; |
b94fa26c | 632 | ang = atan(zpos/radius); |
2cef3cb2 | 633 | ang *= kRaddeg; |
634 | AliMatrix (idrotm[nrot], 90., 0., 90.-ang,90.,ang, 270.); | |
635 | ang /= kRaddeg; | |
636 | zcoor = zpos+(zFLTC*0.5+zFLTB+zFLTA*0.5+db*2); | |
637 | gMC->Gspos("FSTR",i, "FLTC", 0., ycoor, zcoor,idrotm[nrot], "ONLY"); | |
638 | ||
9e1a0ddb | 639 | if(fDebug) { |
640 | printf("%s: %f, St. %2i, Pl.5 ",ClassName(),ang*kRaddeg,i); | |
641 | printf("%s: y = %f, z = %f, zpos = %f \n",ClassName(),ycoor,zcoor,zpos); | |
642 | } | |
937fe4a4 | 643 | |
937fe4a4 | 644 | zpos = zpos - zSenStrip/TMath::Cos(ang); |
b94fa26c | 645 | } while (zpos-stripWidth*TMath::Cos(ang)*0.5>-t); |
2cef3cb2 | 646 | |
937fe4a4 | 647 | |
b94fa26c | 648 | ////////// Layers after strips ///////////////// |
649 | // honeycomb (Polyethilene) Layer after (1.2cm) | |
937fe4a4 | 650 | |
b94fa26c | 651 | Float_t overSpace = fOverSpc;//cm |
937fe4a4 | 652 | |
b94fa26c | 653 | par[0] = xFLT*0.5; |
937fe4a4 | 654 | par[1] = 0.6; |
b94fa26c | 655 | par[2] = (zFLTA *0.5); |
656 | ycoor = -yFLT/2 + overSpace + par[1]; | |
2cef3cb2 | 657 | gMC->Gsvolu("FPEA", "BOX ", idtmed[503], par, 3); // Hony |
658 | gMC->Gspos ("FPEA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 659 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 660 | gMC->Gsvolu("FPEB", "BOX ", idtmed[503], par, 3); // Hony |
661 | gMC->Gspos ("FPEB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 662 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 663 | gMC->Gsvolu("FPEC", "BOX ", idtmed[503], par, 3); // Hony |
664 | gMC->Gspos ("FPEC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
937fe4a4 | 665 | |
666 | // Electronics (Cu) after | |
667 | ycoor += par[1]; | |
b94fa26c | 668 | par[0] = xFLT*0.5; |
2cef3cb2 | 669 | par[1] = 1.43*0.05*0.5; // 5% of X0 |
b94fa26c | 670 | par[2] = (zFLTA *0.5); |
937fe4a4 | 671 | ycoor += par[1]; |
2cef3cb2 | 672 | gMC->Gsvolu("FECA", "BOX ", idtmed[501], par, 3); // Cu |
673 | gMC->Gspos ("FECA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 674 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 675 | gMC->Gsvolu("FECB", "BOX ", idtmed[501], par, 3); // Cu |
676 | gMC->Gspos ("FECB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 677 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 678 | gMC->Gsvolu("FECC", "BOX ", idtmed[501], par, 3); // Cu |
679 | gMC->Gspos ("FECC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
680 | ||
681 | // cooling WAter after | |
937fe4a4 | 682 | ycoor += par[1]; |
b94fa26c | 683 | par[0] = xFLT*0.5; |
2cef3cb2 | 684 | par[1] = 36.1*0.02*0.5; // 2% of X0 |
b94fa26c | 685 | par[2] = (zFLTA *0.5); |
937fe4a4 | 686 | ycoor += par[1]; |
2cef3cb2 | 687 | gMC->Gsvolu("FWAA", "BOX ", idtmed[515], par, 3); // Water |
688 | gMC->Gspos ("FWAA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 689 | par[2] = (zFLTB *0.5); |
2cef3cb2 | 690 | gMC->Gsvolu("FWAB", "BOX ", idtmed[515], par, 3); // Water |
691 | gMC->Gspos ("FWAB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 692 | par[2] = (zFLTC *0.5); |
2cef3cb2 | 693 | gMC->Gsvolu("FWAC", "BOX ", idtmed[515], par, 3); // Water |
694 | gMC->Gspos ("FWAC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
695 | ||
b94fa26c | 696 | // frame of Air |
697 | ycoor += par[1]; | |
698 | par[0] = xFLT*0.5; | |
699 | par[1] = (yFLT/2-ycoor-0.2)*0.5; // Aluminum layer considered (0.2 cm) | |
700 | par[2] = (zFLTA *0.5); | |
701 | ycoor += par[1]; | |
702 | gMC->Gsvolu("FAIA", "BOX ", idtmed[500], par, 3); // Air | |
703 | gMC->Gspos ("FAIA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
704 | par[2] = (zFLTB *0.5); | |
705 | gMC->Gsvolu("FAIB", "BOX ", idtmed[500], par, 3); // Air | |
706 | gMC->Gspos ("FAIB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
707 | par[2] = (zFLTC *0.5); | |
708 | gMC->Gsvolu("FAIC", "BOX ", idtmed[500], par, 3); // Air | |
709 | gMC->Gspos ("FAIC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
710 | /* fp | |
2cef3cb2 | 711 | //Back Plate honycomb (2cm) |
937fe4a4 | 712 | par[0] = -1; |
2cef3cb2 | 713 | par[1] = 2 *0.5; |
937fe4a4 | 714 | par[2] = -1; |
715 | ycoor = yFLT/2 - par[1]; | |
2cef3cb2 | 716 | gMC->Gsvolu("FBPA", "BOX ", idtmed[503], par, 3); // Hony |
717 | gMC->Gspos ("FBPA", 0, "FLTA", 0., ycoor, 0., 0, "ONLY"); | |
718 | gMC->Gsvolu("FBPB", "BOX ", idtmed[503], par, 3); // Hony | |
719 | gMC->Gspos ("FBPB", 0, "FLTB", 0., ycoor, 0., 0, "ONLY"); | |
720 | gMC->Gsvolu("FBPC", "BOX ", idtmed[503], par, 3); // Hony | |
721 | gMC->Gspos ("FBPC", 0, "FLTC", 0., ycoor, 0., 0, "ONLY"); | |
b94fa26c | 722 | fp */ |
fe4da5cc | 723 | } |
724 | ||
725 | //_____________________________________________________________________________ | |
8f72dc0c | 726 | void AliTOFv2::DrawModule() |
fe4da5cc | 727 | { |
728 | // | |
937fe4a4 | 729 | // Draw a shaded view of the Time Of Flight version 1 |
fe4da5cc | 730 | // |
fe4da5cc | 731 | // Set everything unseen |
cfce8870 | 732 | gMC->Gsatt("*", "seen", -1); |
fe4da5cc | 733 | // |
734 | // Set ALIC mother transparent | |
cfce8870 | 735 | gMC->Gsatt("ALIC","SEEN",0); |
fe4da5cc | 736 | // |
737 | // Set the volumes visible | |
cfce8870 | 738 | gMC->Gsatt("ALIC","SEEN",0); |
2cef3cb2 | 739 | |
740 | gMC->Gsatt("FTOA","SEEN",1); | |
741 | gMC->Gsatt("FTOB","SEEN",1); | |
742 | gMC->Gsatt("FTOC","SEEN",1); | |
743 | gMC->Gsatt("FLTA","SEEN",1); | |
744 | gMC->Gsatt("FLTB","SEEN",1); | |
745 | gMC->Gsatt("FLTC","SEEN",1); | |
746 | gMC->Gsatt("FPLA","SEEN",1); | |
747 | gMC->Gsatt("FPLB","SEEN",1); | |
748 | gMC->Gsatt("FPLC","SEEN",1); | |
749 | gMC->Gsatt("FSTR","SEEN",1); | |
750 | gMC->Gsatt("FPEA","SEEN",1); | |
751 | gMC->Gsatt("FPEB","SEEN",1); | |
752 | gMC->Gsatt("FPEC","SEEN",1); | |
753 | ||
754 | gMC->Gsatt("FLZ1","SEEN",0); | |
755 | gMC->Gsatt("FLZ2","SEEN",0); | |
756 | gMC->Gsatt("FLZ3","SEEN",0); | |
757 | gMC->Gsatt("FLX1","SEEN",0); | |
758 | gMC->Gsatt("FLX2","SEEN",0); | |
759 | gMC->Gsatt("FLX3","SEEN",0); | |
760 | gMC->Gsatt("FPAD","SEEN",0); | |
761 | ||
cfce8870 | 762 | gMC->Gdopt("hide", "on"); |
763 | gMC->Gdopt("shad", "on"); | |
764 | gMC->Gsatt("*", "fill", 7); | |
765 | gMC->SetClipBox("."); | |
766 | gMC->SetClipBox("*", 0, 1000, -1000, 1000, -1000, 1000); | |
767 | gMC->DefaultRange(); | |
768 | gMC->Gdraw("alic", 40, 30, 0, 12, 9.5, .02, .02); | |
769 | gMC->Gdhead(1111, "Time Of Flight"); | |
770 | gMC->Gdman(18, 4, "MAN"); | |
771 | gMC->Gdopt("hide","off"); | |
fe4da5cc | 772 | } |
773 | ||
774 | //_____________________________________________________________________________ | |
775 | void AliTOFv2::CreateMaterials() | |
776 | { | |
777 | // | |
778 | // Define materials for the Time Of Flight | |
779 | // | |
780 | AliTOF::CreateMaterials(); | |
781 | } | |
782 | ||
783 | //_____________________________________________________________________________ | |
784 | void AliTOFv2::Init() | |
785 | { | |
786 | // | |
787 | // Initialise the detector after the geometry has been defined | |
788 | // | |
9e1a0ddb | 789 | if(fDebug) { |
790 | printf("%s: **************************************" | |
791 | " TOF " | |
792 | "**************************************\n",ClassName()); | |
793 | printf("\n%s: Version 2 of TOF initialing, " | |
794 | "TOF with holes for PHOS and RICH \n",ClassName()); | |
795 | } | |
ab76897d | 796 | |
fe4da5cc | 797 | AliTOF::Init(); |
ab76897d | 798 | |
2cef3cb2 | 799 | fIdFTOA = gMC->VolId("FTOA"); |
800 | fIdFTOB = gMC->VolId("FTOB"); | |
801 | fIdFTOC = gMC->VolId("FTOC"); | |
802 | fIdFLTA = gMC->VolId("FLTA"); | |
803 | fIdFLTB = gMC->VolId("FLTB"); | |
804 | fIdFLTC = gMC->VolId("FLTC"); | |
805 | ||
9e1a0ddb | 806 | if(fDebug) { |
807 | printf("%s: **************************************" | |
808 | " TOF " | |
809 | "**************************************\n",ClassName()); | |
810 | } | |
fe4da5cc | 811 | } |
812 | ||
813 | //_____________________________________________________________________________ | |
814 | void AliTOFv2::StepManager() | |
815 | { | |
816 | // | |
817 | // Procedure called at each step in the Time Of Flight | |
818 | // | |
3fe3a833 | 819 | TLorentzVector mom, pos; |
2cef3cb2 | 820 | Float_t xm[3],pm[3],xpad[3],ppad[3]; |
821 | Float_t hits[13],phi,phid,z; | |
822 | Int_t vol[5]; | |
b94fa26c | 823 | Int_t sector, plate, padx, padz, strip; |
824 | Int_t copy, padzid, padxid, stripid, i; | |
2cef3cb2 | 825 | Int_t *idtmed = fIdtmed->GetArray()-499; |
b94fa26c | 826 | Float_t incidenceAngle; |
826b71ec | 827 | |
828 | if(gMC->GetMedium()==idtmed[513] && | |
0a6d8768 | 829 | gMC->IsTrackEntering() && gMC->TrackCharge() |
826b71ec | 830 | && gMC->CurrentVolID(copy)==fIdSens) |
2cef3cb2 | 831 | { |
832 | // getting information about hit volumes | |
826b71ec | 833 | |
b94fa26c | 834 | padzid=gMC->CurrentVolOffID(2,copy); |
835 | padz=copy; | |
826b71ec | 836 | |
b94fa26c | 837 | padxid=gMC->CurrentVolOffID(1,copy); |
838 | padx=copy; | |
826b71ec | 839 | |
b94fa26c | 840 | stripid=gMC->CurrentVolOffID(4,copy); |
826b71ec | 841 | strip=copy; |
842 | ||
0a6d8768 | 843 | gMC->TrackPosition(pos); |
844 | gMC->TrackMomentum(mom); | |
826b71ec | 845 | |
2cef3cb2 | 846 | // Double_t NormPos=1./pos.Rho(); |
b94fa26c | 847 | Double_t normMom=1./mom.Rho(); |
2cef3cb2 | 848 | |
849 | // getting the cohordinates in pad ref system | |
850 | xm[0] = (Float_t)pos.X(); | |
851 | xm[1] = (Float_t)pos.Y(); | |
852 | xm[2] = (Float_t)pos.Z(); | |
853 | ||
b94fa26c | 854 | pm[0] = (Float_t)mom.X()*normMom; |
855 | pm[1] = (Float_t)mom.Y()*normMom; | |
856 | pm[2] = (Float_t)mom.Z()*normMom; | |
2cef3cb2 | 857 | |
858 | gMC->Gmtod(xm,xpad,1); | |
859 | gMC->Gmtod(pm,ppad,2); | |
860 | ||
b94fa26c | 861 | incidenceAngle = TMath::ACos(ppad[1])*kRaddeg; |
826b71ec | 862 | |
863 | z = pos[2]; | |
2cef3cb2 | 864 | |
865 | plate = 0; | |
866 | if (TMath::Abs(z) <= fZlenA*0.5) plate = 3; | |
867 | if (z < (fZlenA*0.5+fZlenB) && | |
868 | z > fZlenA*0.5) plate = 4; | |
869 | if (z >-(fZlenA*0.5+fZlenB) && | |
870 | z < -fZlenA*0.5) plate = 2; | |
871 | if (z > (fZlenA*0.5+fZlenB)) plate = 5; | |
872 | if (z <-(fZlenA*0.5+fZlenB)) plate = 1; | |
873 | ||
874 | phi = pos.Phi(); | |
875 | phid = phi*kRaddeg+180.; | |
826b71ec | 876 | sector = Int_t (phid/20.); |
877 | sector++; | |
878 | ||
0a6d8768 | 879 | for(i=0;i<3;++i) { |
2cef3cb2 | 880 | hits[i] = pos[i]; |
881 | hits[i+3] = pm[i]; | |
0a6d8768 | 882 | } |
2cef3cb2 | 883 | |
884 | hits[6] = mom.Rho(); | |
885 | hits[7] = pos[3]; | |
886 | hits[8] = xpad[0]; | |
887 | hits[9] = xpad[1]; | |
888 | hits[10]= xpad[2]; | |
b94fa26c | 889 | hits[11]= incidenceAngle; |
2cef3cb2 | 890 | hits[12]= gMC->Edep(); |
891 | ||
892 | vol[0]= sector; | |
893 | vol[1]= plate; | |
894 | vol[2]= strip; | |
b94fa26c | 895 | vol[3]= padx; |
896 | vol[4]= padz; | |
2cef3cb2 | 897 | |
898 | AddHit(gAlice->CurrentTrack(),vol, hits); | |
fe4da5cc | 899 | } |
900 | } |