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3fccfd9e | 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 | ||
88cb7938 | 16 | /* $Id$ */ |
3fccfd9e | 17 | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // Inner Traking System version Test // | |
21 | // This class contains the base procedures for the Inner Tracking System // | |
22 | // // | |
23 | // Authors: R. Barbera, B. S. Nilsen. // | |
24 | // version Test // | |
25 | // Created October 16 1999. // | |
26 | // // | |
27 | /////////////////////////////////////////////////////////////////////////////// | |
88cb7938 | 28 | |
29 | #include <Riostream.h> | |
3fccfd9e | 30 | #include <stdio.h> |
31 | #include <stdlib.h> | |
3be5c40b | 32 | #include <TLorentzVector.h> |
3fccfd9e | 33 | #include <TMath.h> |
3fccfd9e | 34 | #include <TSystem.h> |
88cb7938 | 35 | #include <TVirtualMC.h> |
3be5c40b | 36 | #include <TGeoMatrix.h> |
3fccfd9e | 37 | |
3fccfd9e | 38 | #include "AliRun.h" |
3fccfd9e | 39 | #include "AliITSgeom.h" |
bae7e562 | 40 | #include "AliITSgeomSDD.h" |
88cb7938 | 41 | #include "AliITSgeomSPD.h" |
bae7e562 | 42 | #include "AliITSgeomSSD.h" |
88cb7938 | 43 | #include "AliITShit.h" |
44 | #include "AliITSvtest.h" | |
45 | #include "AliRun.h" | |
5d12ce38 | 46 | #include "AliMC.h" |
3fccfd9e | 47 | |
48 | ClassImp(AliITSvtest) | |
49 | ||
50 | //_____________________________________________________________________________ | |
51 | AliITSvtest::AliITSvtest() { | |
3fccfd9e | 52 | // Standard constructor for the ITS |
bae7e562 | 53 | Int_t i; |
54 | ||
3fccfd9e | 55 | fIdN = 0; |
56 | fIdName = 0; | |
57 | fIdSens = 0; | |
a8e8915c | 58 | SetEUCLID(kFALSE); |
bae7e562 | 59 | fGeomDetOut = kFALSE; // Don't write .det file |
60 | fGeomDetIn = kTRUE; // Read .det file | |
61 | fMajorVersion = IsVersion(); | |
3fccfd9e | 62 | fMinorVersion = -1; |
bae7e562 | 63 | for(i=0;i<60;i++) fRead[i] = '\0'; |
64 | for(i=0;i<60;i++) fWrite[i] = '\0'; | |
65 | for(i=0;i<60;i++) fEuclidGeomDet[i] = '\0'; | |
3fccfd9e | 66 | } |
3fccfd9e | 67 | //_____________________________________________________________________________ |
68 | AliITSvtest::~AliITSvtest() { | |
3fccfd9e | 69 | // Standard destructor for the ITS |
3fccfd9e | 70 | } |
71 | //_____________________________________________________________________________ | |
72 | AliITSvtest::AliITSvtest(const char *fileeuc,const char *filetme, | |
73 | const char *name, const char *title) | |
74 | : AliITS(name, title){ | |
75 | // | |
76 | // Standard constructor for the ITS | |
77 | // | |
78 | fIdN = 6; | |
3fccfd9e | 79 | fIdName = new TString[fIdN]; |
80 | fIdName[0] = "ITS1"; | |
81 | fIdName[1] = "ITS2"; | |
82 | fIdName[2] = "ITS3"; | |
83 | fIdName[3] = "ITS4"; | |
84 | fIdName[4] = "ITS5"; | |
85 | fIdName[5] = "ITS6"; | |
86 | fIdSens = new Int_t[fIdN]; | |
87 | for (Int_t i=0;i<fIdN;i++) fIdSens[i] = 0; | |
bae7e562 | 88 | fMajorVersion = IsVersion(); |
3fccfd9e | 89 | fMinorVersion = 1; |
a8e8915c | 90 | SetEUCLID(kFALSE); |
bae7e562 | 91 | fGeomDetOut = kFALSE; // Don't write .det file |
92 | fGeomDetIn = kTRUE; // Read .det file | |
3fccfd9e | 93 | |
94 | fEuclidMaterial = filetme; | |
95 | fEuclidGeometry = fileeuc; | |
bae7e562 | 96 | strncpy(fEuclidGeomDet,"$ALICE_ROOT/ITS/ITSgeometry_PPR.det",60); |
97 | strncpy(fRead,fEuclidGeomDet,60); | |
98 | strncpy(fWrite,fEuclidGeomDet,60); | |
3fccfd9e | 99 | // The .det file for the geometry must have the same name as fileeuc with |
100 | // .euc replaced by .det. | |
101 | } | |
102 | ||
103 | ||
104 | //_____________________________________________________________________________ | |
105 | void AliITSvtest::CreateMaterials(){ | |
106 | // | |
107 | // Read materials for the ITS | |
108 | // | |
109 | char *filtmp; | |
110 | // | |
111 | filtmp = gSystem->ExpandPathName(fEuclidMaterial.Data()); | |
112 | // FILE *file = fopen(fEuclidMaterial.Data(),"r"); | |
113 | FILE *file = fopen(filtmp,"r"); | |
114 | if(file) { | |
115 | fclose(file); | |
116 | // ReadEuclidMedia(fEuclidMaterial.Data(),this); | |
117 | ReadEuclidMedia(filtmp); | |
118 | } else { | |
119 | Error("CreateMaterials"," THE MEDIA FILE %s DOES NOT EXIST !", | |
120 | // fEuclidMaterial.Data()); | |
121 | filtmp); | |
122 | exit(1); | |
123 | } // end if(file) | |
124 | } | |
125 | ||
126 | //_____________________________________________________________________________ | |
127 | void AliITSvtest::CreateGeometry(){ | |
128 | ////////////////////////////////////////////////////////////////////// | |
129 | //////////////////////////////////////////////////////////////////////// | |
130 | // Read geometry for the ITS | |
131 | // | |
3fccfd9e | 132 | char topvol[5]; |
133 | char *filtmp; | |
134 | // | |
135 | filtmp = gSystem->ExpandPathName(fEuclidGeometry.Data()); | |
136 | FILE *file = fopen(filtmp,"r"); | |
137 | delete [] filtmp; | |
138 | if(file) { | |
139 | fclose(file); | |
140 | printf("Ready to read Euclid geometry file\n"); | |
141 | ReadEuclid(fEuclidGeometry.Data(),topvol); | |
142 | printf("Read in euclid geometries\n"); | |
143 | } else { | |
144 | Error("CreateGeometry"," THE GEOM FILE %s DOES NOT EXIST !", | |
145 | fEuclidGeometry.Data()); | |
146 | exit(1); | |
147 | } // end if(file) | |
148 | // | |
149 | //---Place the ITS ghost volume ITSV in its mother volume (ALIC) and make it | |
150 | // invisible | |
151 | // | |
152 | gMC->Gspos("ITSV",1,"ALIC",0,0,0,0,"ONLY"); | |
153 | // | |
154 | //---Outputs the geometry tree in the EUCLID/CAD format | |
155 | ||
156 | if (fEuclidOut) { | |
157 | gMC->WriteEuclid("ITSgeometry", "ITSV", 1, 5); | |
158 | } // end if (fEuclidOut) | |
bae7e562 | 159 | cout <<"finished with euclid geometrys"<< endl; |
3fccfd9e | 160 | } |
bae7e562 | 161 | //______________________________________________________________________ |
162 | void AliITSvtest::InitAliITSgeom(){ | |
3be5c40b | 163 | // Based on the geometry tree defined in Geant 3.21, this |
164 | // routine initilizes the Class AliITSgeom from the Geant 3.21 ITS geometry | |
165 | // sturture. | |
166 | // Inputs: | |
167 | // none. | |
168 | // Outputs: | |
169 | // none. | |
170 | // Return: | |
171 | // none. | |
172 | const Int_t knlayers = 6; | |
173 | const Int_t kndeep = 3; | |
174 | const AliITSDetector idet[knlayers]={kSPD,kSPD,kSDD,kSDD,kSSD,kSSDp}; | |
175 | const TString names[2][knlayers] = { | |
176 | {"/ALIC_1/ITSV_1/ITSD_1/IT12_1/I12A_%d/I10A_%d/I103_%d/I101_1/ITS1_1", // lay=1 | |
177 | "/ALIC_1/ITSV_1/ITSD_1/IT12_1/I12A_%d/I20A_%d/I1D3_%d/I1D1_1/ITS2_1", // lay=2 | |
178 | "/ALIC_1/ITSV_1/ITSD_1/IT34_1/I004_%d/I302_%d/ITS3_%d", // lay=3 | |
179 | "/ALIC_1/ITSV_1/ITSD_1/IT34_1/I005_%d/I402_%d/ITS4_%d", // lay=4 | |
180 | "/ALIC_1/ITSV_1/ITSD_1/IT56_1/I565_%d/I562_%d/ITS5_%d", // lay=5 | |
181 | "/ALIC_1/ITSV_1/ITSD_1/IT56_1/I569_%d/I566_%d/ITS6_%d"},// lay=6 | |
182 | {"/ALIC_1/ITSV_1/ITSD_1/IT12_1/I12B_%d/I10B_%d/I107_%d/I101_1/ITS1_1", // lay=1 | |
183 | "/ALIC_1/ITSV_1/ITSD_1/IT12_1/I12B_%d/I20B_%d/I1D7_%d/I1D1_1/ITS2_1", // lay=2 | |
184 | "/ALIC_1/ITSV_1/ITSD_1/IT34_1/I004_%d/I302_%d/ITS3_%d", // lay=3 | |
185 | "/ALIC_1/ITSV_1/ITSD_1/IT34_1/I005_%d/I402_%d/ITS4_%d", // lay=4 | |
186 | "/ALIC_1/ITSV_1/ITSD_1/IT56_1/I565_%d/I562_%d/ITS5_%d", // lay=5 | |
187 | "/ALIC_1/ITSV_1/ITSD_1/IT56_1/I569_%d/I566_%d/ITS6_%d"} | |
188 | }; | |
189 | const Int_t itsGeomTreeCopys[knlayers][kndeep]= {{10, 2, 4},// lay=1 | |
190 | {10, 4, 4},// lay=2 | |
191 | {14, 6, 1},// lay=3 | |
192 | {22, 8, 1},// lay=4 | |
193 | {34,22, 1},// lay=5 | |
194 | {38,25, 1}};//lay=6 | |
195 | Int_t nlad[knlayers],ndet[knlayers]; | |
196 | Int_t mod,lay,lad=0,det=0,i,j,k,cp0,cp1,cp2; | |
197 | TString path,shapeName; | |
198 | TGeoHMatrix matrix; | |
199 | Double_t trans[3]={3*0.0},rot[10]={9*0.0,1.0}; | |
200 | TArrayD shapePar; | |
201 | TArrayF shapeParF; | |
202 | Bool_t shapeDefined[4]={kFALSE,kFALSE,kFALSE,kFALSE}; | |
bae7e562 | 203 | |
3be5c40b | 204 | AliDebug(1,"Reading Geometry transformation directly from Modler."); |
bae7e562 | 205 | mod = 0; |
3be5c40b | 206 | for(i=0;i<knlayers;i++){ |
207 | k = 1; | |
208 | for(j=0;j<kndeep;j++) if(itsGeomTreeCopys[i][j]!=0) | |
209 | k *= TMath::Abs(itsGeomTreeCopys[i][j]); | |
210 | mod += k; | |
bae7e562 | 211 | } // end for i |
3fccfd9e | 212 | |
3be5c40b | 213 | SetITSgeom(0); |
bae7e562 | 214 | nlad[0]=20;nlad[1]=40;nlad[2]=14;nlad[3]=22;nlad[4]=34;nlad[5]=38; |
3be5c40b | 215 | ndet[0]= 4;ndet[1]= 4;ndet[2]= 6;ndet[3]= 8;ndet[4]=22;ndet[5]=25; |
216 | AliITSgeom* geom = new AliITSgeom(0,6,nlad,ndet,mod); | |
217 | SetITSgeom(geom); | |
218 | mod = 0; | |
219 | for(lay=1;lay<=knlayers;lay++){ | |
220 | for(cp0=1;cp0<=itsGeomTreeCopys[lay-1][0];cp0++){ | |
221 | for(cp1=1;cp1<=itsGeomTreeCopys[lay-1][1];cp1++){ | |
222 | for(cp2=1;cp2<=itsGeomTreeCopys[lay-1][2];cp2++){ | |
223 | path.Form(names[fMinorVersion-1][lay-1].Data(), | |
224 | cp0,cp1,cp2); | |
225 | switch (lay){ | |
226 | case 1:{ | |
227 | det = cp2; | |
228 | lad = cp1+2*(cp0-1); | |
229 | }break; | |
230 | case 2:{ | |
231 | det = cp2; | |
232 | lad = cp1+4*(cp0-1); | |
233 | } break; | |
234 | case 3: case 4: case 5: case 6:{ | |
235 | det = cp1; | |
236 | lad = cp0; | |
237 | } break; | |
238 | } // end switch | |
239 | //AliInfo(Form("path=%s lay=%d lad=%d det=%d", | |
240 | // path.Data(),lay,lad,det)); | |
241 | gMC->GetTransformation(path.Data(),matrix); | |
242 | gMC->GetShape(path.Data(),shapeName,shapePar); | |
243 | shapeParF.Set(shapePar.GetSize()); | |
244 | for(i=0;i<shapePar.GetSize();i++) shapeParF[i]=shapePar[i]; | |
245 | geom->CreateMatrix(mod,lay,lad,det,idet[lay-1],trans,rot); | |
246 | geom->SetTrans(mod,matrix.GetTranslation()); | |
247 | geom->SetRotMatrix(mod,matrix.GetRotationMatrix()); | |
248 | geom->GetGeomMatrix(mod)->SetPath(path.Data()); | |
249 | switch (lay){ | |
250 | case 1: case 2: | |
251 | if(!shapeDefined[kSPD]){ | |
252 | geom->ReSetShape(kSPD,new AliITSgeomSPD425Short( | |
253 | shapeParF.GetSize(),shapeParF.GetArray())); | |
254 | shapeDefined[kSPD] = kTRUE; | |
255 | }break; | |
256 | case 3: case 4: | |
257 | if(!shapeDefined[kSDD]){ | |
258 | geom->ReSetShape(kSDD,new AliITSgeomSDD256( | |
259 | shapeParF.GetSize(),shapeParF.GetArray())); | |
260 | shapeDefined[kSDD] = kTRUE; | |
261 | }break; | |
262 | case 5: | |
263 | if(!shapeDefined[kSSD]){ | |
264 | geom->ReSetShape(kSSD,new AliITSgeomSSD75and275( | |
265 | shapeParF.GetSize(),shapeParF.GetArray())); | |
266 | shapeDefined[kSSD] = kTRUE; | |
267 | }break; | |
268 | case 6: | |
269 | if(!shapeDefined[kSSDp]){ | |
270 | geom->ReSetShape(kSSDp,new AliITSgeomSSD275and75( | |
271 | shapeParF.GetSize(),shapeParF.GetArray())); | |
272 | shapeDefined[kSSDp] = kTRUE; | |
273 | }break; | |
274 | default:{ | |
275 | }break; | |
276 | } // end switch | |
277 | mod++; | |
278 | } /// end for cp2 | |
279 | } // end for cp1 | |
280 | } // end for cp0 | |
bae7e562 | 281 | } // end for lay |
282 | return; | |
283 | } | |
3fccfd9e | 284 | //_____________________________________________________________________________ |
285 | void AliITSvtest::Init(){ | |
bae7e562 | 286 | //////////////////////////////////////////////////////////////////////// |
287 | // Initialise the ITS after it has been created. | |
288 | //////////////////////////////////////////////////////////////////////// | |
289 | Int_t i; | |
290 | ||
291 | cout << endl; | |
292 | for(i=0;i<29;i++) cout << "*";cout << " ITSvtest_Init "; | |
293 | for(i=0;i<28;i++) cout << "*";cout << endl; | |
294 | // | |
295 | if(fRead[0]=='\0') strncpy(fRead,fEuclidGeomDet,60); | |
296 | if(fWrite[0]=='\0') strncpy(fWrite,fEuclidGeomDet,60); | |
7d62fb64 | 297 | if(GetITSgeom()!=0) SetITSgeom(0x0); |
298 | SetITSgeom(new AliITSgeom()); | |
299 | if(fGeomDetIn) GetITSgeom()->ReadNewFile(fRead); | |
bae7e562 | 300 | if(!fGeomDetIn) this->InitAliITSgeom(); |
7d62fb64 | 301 | if(fGeomDetOut) GetITSgeom()->WriteNewFile(fWrite); |
3fccfd9e | 302 | AliITS::Init(); |
bae7e562 | 303 | // |
304 | for(i=0;i<72;i++) cout << "*"; | |
305 | cout << endl; | |
306 | } | |
3fccfd9e | 307 | //_____________________________________________________________________________ |
308 | void AliITSvtest::StepManager(){ | |
309 | // | |
310 | // Called for every step in the ITS | |
311 | // | |
312 | Int_t copy, id; | |
313 | Int_t copy1,copy2; | |
314 | Float_t hits[8]; | |
315 | Int_t vol[4]; | |
316 | TLorentzVector position, momentum; | |
317 | TClonesArray &lhits = *fHits; | |
318 | // | |
319 | // Track status | |
320 | vol[3] = 0; | |
321 | if(gMC->IsTrackInside()) vol[3] += 1; | |
322 | if(gMC->IsTrackEntering()) vol[3] += 2; | |
323 | if(gMC->IsTrackExiting()) vol[3] += 4; | |
324 | if(gMC->IsTrackOut()) vol[3] += 8; | |
325 | if(gMC->IsTrackDisappeared()) vol[3] += 16; | |
326 | if(gMC->IsTrackStop()) vol[3] += 32; | |
327 | if(gMC->IsTrackAlive()) vol[3] += 64; | |
328 | // | |
329 | // Fill hit structure. | |
330 | if(!(gMC->TrackCharge())) return; | |
331 | // | |
332 | // Only entering charged tracks | |
333 | if((id = gMC->CurrentVolID(copy)) == fIdSens[0]) { | |
334 | vol[0] = 1; | |
335 | id = gMC->CurrentVolOffID(0,copy); | |
336 | //detector copy in the ladder = 1<->4 (ITS1) | |
337 | vol[1] = copy; | |
338 | gMC->CurrentVolOffID(1,copy1); | |
339 | //ladder copy in the module = 1<->2 (I186) | |
340 | gMC->CurrentVolOffID(2,copy2); | |
341 | //module copy in the layer = 1<->10 (I132) | |
342 | vol[2] = copy1+(copy2-1)*2;//# of ladders in one module = 2 | |
343 | } else if(id == fIdSens[1]){ | |
344 | vol[0] = 2; | |
345 | id = gMC->CurrentVolOffID(0,copy); | |
346 | //detector copy in the ladder = 1<->4 (ITS2) | |
347 | vol[1] = copy; | |
348 | gMC->CurrentVolOffID(1,copy1); | |
349 | //ladder copy in the module = 1<->4 (I131) | |
350 | gMC->CurrentVolOffID(2,copy2); | |
351 | //module copy in the layer = 1<->10 (I132) | |
352 | vol[2] = copy1+(copy2-1)*4;//# of ladders in one module = 4 | |
353 | } else if(id == fIdSens[2]){ | |
354 | vol[0] = 3; | |
355 | id = gMC->CurrentVolOffID(1,copy); | |
356 | //detector copy in the ladder = 1<->5 (ITS3 is inside I314) | |
357 | vol[1] = copy; | |
358 | id = gMC->CurrentVolOffID(2,copy); | |
359 | //ladder copy in the layer = 1<->12 (I316) | |
360 | vol[2] = copy; | |
361 | } else if(id == fIdSens[3]){ | |
362 | vol[0] = 4; | |
363 | id = gMC->CurrentVolOffID(1,copy); | |
364 | //detector copy in the ladder = 1<->8 (ITS4 is inside I414) | |
365 | vol[1] = copy; | |
366 | id = gMC->CurrentVolOffID(2,copy); | |
367 | //ladder copy in the layer = 1<->22 (I417) | |
368 | vol[2] = copy; | |
369 | }else if(id == fIdSens[4]){ | |
370 | vol[0] = 5; | |
371 | id = gMC->CurrentVolOffID(1,copy); | |
372 | //detector copy in the ladder = 1<->23 (ITS5 is inside I562) | |
373 | vol[1] = copy; | |
374 | id = gMC->CurrentVolOffID(2,copy); | |
375 | //ladder copy in the layer = 1<->34 (I565) | |
376 | vol[2] = copy; | |
377 | }else if(id == fIdSens[5]){ | |
378 | vol[0] = 6; | |
379 | id = gMC->CurrentVolOffID(1,copy); | |
380 | //detector copy in the ladder = 1<->26 (ITS6 is inside I566) | |
381 | vol[1] = copy; | |
382 | id = gMC->CurrentVolOffID(2,copy); | |
383 | //ladder copy in the layer = 1<->38 (I569) | |
384 | vol[2] = copy; | |
385 | } else { | |
386 | return; // not an ITS volume? | |
387 | } // end if/else if (gMC->CurentVolID(copy) == fIdSens[i]) | |
388 | // | |
389 | gMC->TrackPosition(position); | |
390 | gMC->TrackMomentum(momentum); | |
391 | hits[0]=position[0]; | |
392 | hits[1]=position[1]; | |
393 | hits[2]=position[2]; | |
394 | hits[3]=momentum[0]; | |
395 | hits[4]=momentum[1]; | |
396 | hits[5]=momentum[2]; | |
397 | hits[6]=gMC->Edep(); | |
398 | hits[7]=gMC->TrackTime(); | |
399 | // Fill hit structure with this new hit. | |
5d12ce38 | 400 | new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->GetMCApp()->GetCurrentTrackNumber(),vol,hits); |
3fccfd9e | 401 | return; |
402 | } | |
3fccfd9e | 403 |