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6078cf56 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$Log$
48232831 18Revision 1.4 2003/04/08 08:16:50 morsch
19AliTrackReference constructor without passing pointer to VMC.
20
829bc99b 21Revision 1.3 2003/03/21 14:34:10 nilsen
22Removed warning from part of code not properly implimneted yet.
23
a37bd8eb 24Revision 1.2 2003/02/12 10:39:05 hristov
25Updated AliTrackReference class (S.Radomski)
26
709a263a 27Revision 1.1 2002/12/05 20:07:25 nilsen
28Adding new SPD 2002 test-beam geometry, with Config file (setup for testing,
2950 pions in one event and not 50 events with one pion).
30
6078cf56 31*/
32#include <Riostream.h>
33#include <stdio.h>
34#include <stdlib.h>
35#include <TMath.h>
36#include <TGeometry.h>
37#include <TNode.h>
38#include <TTUBE.h>
39#include <TTUBS.h>
40#include <TPCON.h>
41#include <TFile.h> // only required for Tracking function?
42#include <TCanvas.h>
43#include <TObjArray.h>
44#include <TLorentzVector.h>
45#include <TObjString.h>
46#include <TClonesArray.h>
47#include <TBRIK.h>
48#include <TSystem.h>
49
50#include "AliRun.h"
51#include "AliMagF.h"
52#include "AliConst.h"
53#include "AliITSGeant3Geometry.h"
54#include "AliTrackReference.h"
55#include "AliITShit.h"
56#include "AliITS.h"
57#include "AliITSvSPD02.h"
58#include "AliITSgeom.h"
59#include "AliITSgeomSPD.h"
60#include "AliITSgeomSDD.h"
61#include "AliITSgeomSSD.h"
62#include "AliITSDetType.h"
63#include "AliITSresponseSPD.h"
64#include "AliITSresponseSDD.h"
65#include "AliITSresponseSSD.h"
66#include "AliITSsegmentationSPD.h"
67#include "AliITSsegmentationSDD.h"
68#include "AliITSsegmentationSSD.h"
69#include "AliITSsimulationSPD.h"
70#include "AliITSsimulationSDD.h"
71#include "AliITSsimulationSSD.h"
72#include "AliITSClusterFinderSPD.h"
73#include "AliITSClusterFinderSDD.h"
74#include "AliITSClusterFinderSSD.h"
75
76
77ClassImp(AliITSvSPD02)
78
79//______________________________________________________________________
80AliITSvSPD02::AliITSvSPD02() {
81 ////////////////////////////////////////////////////////////////////////
82 // Standard default constructor for the ITS SPD test beam 2002 version 1.
83 // Inputs:
84 // none.
85 // Outputs:
86 // none.
87 // Return:
88 // A default created class.
89 ////////////////////////////////////////////////////////////////////////
90 Int_t i;
91
92 fIdN = 0;
93 fIdName = 0;
94 fIdSens = 0;
95 fEuclidOut = kFALSE; // Don't write Euclide file
96 fGeomDetOut = kFALSE; // Don't write .det file
97 fGeomDetIn = kFALSE; // Don't Read .det file
98 fMajorVersion = IsVersion();
99 fMinorVersion = -1;
100 for(i=0;i<60;i++) fRead[i] = '\0';
101 for(i=0;i<60;i++) fWrite[i] = '\0';
102 for(i=0;i<60;i++) fEuclidGeomDet[i] = '\0';
103}
104//______________________________________________________________________
105AliITSvSPD02::AliITSvSPD02(const char *title) : AliITS("ITS", title){
106 ////////////////////////////////////////////////////////////////////////
107 // Standard constructor for the ITS SPD testbeam 2002 version 1.
108 // Inputs:
109 // const char *title title for this ITS geometry.
110 // Outputs:
111 // none.
112 // Return:
113 // A standard created class.
114 ////////////////////////////////////////////////////////////////////////
115 Int_t i;
116
117 fIdN = 2;
118 fIdName = new TString[fIdN];
119 fIdName[0] = "IMBS";
120 fIdName[1] = "ITST";
121 fIdSens = new Int_t[fIdN];
122 for(i=0;i<fIdN;i++) fIdSens[i] = 0;
123 fMajorVersion = IsVersion();
124 fMinorVersion = 2;
125 fEuclidOut = kFALSE; // Don't write Euclide file
126 fGeomDetOut = kFALSE; // Don't write .det file
127 fGeomDetIn = kFALSE; // Don't Read .det file
128 SetThicknessDet1();
129 SetThicknessDet2();
130 SetThicknessChip1();
131 SetThicknessChip2();
132
133 fEuclidGeometry="$ALICE_ROOT/ITS/ITSgeometry_vSPD022.euc";
134 strncpy(fEuclidGeomDet,"$ALICE_ROOT/ITS/ITSgeometry_vSPD022.det",60);
135 strncpy(fRead,fEuclidGeomDet,60);
136 strncpy(fWrite,fEuclidGeomDet,60);
137}
138//______________________________________________________________________
139AliITSvSPD02::AliITSvSPD02(const AliITSvSPD02 &source){
140 ////////////////////////////////////////////////////////////////////////
141 // Copy Constructor for ITS SPD test beam 2002 version 1.
142 // This class is not to be copied. Function only dummy.
143 // Inputs:
144 // const AliITSvSPD02 &source The class to be copied
145 // Outputs:
146 // none.
147 // Return:
148 // A warning message.
149 ////////////////////////////////////////////////////////////////////////
150 if(&source == this) return;
151 Warning("Copy Constructor","Not allowed to copy AliITSvSPD02");
152 return;
153}
154//______________________________________________________________________
155AliITSvSPD02& AliITSvSPD02::operator=(const AliITSvSPD02 &source){
156 ////////////////////////////////////////////////////////////////////////
157 // Assignment operator for the ITS SPD test beam 2002 version 1.
158 // This class is not to be copied. Function only dummy.
159 // Inputs:
160 // const AliITSvSPD02 &source The class to be copied
161 // Outputs:
162 // none.
163 // Return:
164 // A Warning message
165 ////////////////////////////////////////////////////////////////////////
166 if(&source == this) return *this;
167 Warning("= operator","Not allowed to copy AliITSvSPD02");
168 return *this;
169}
170//______________________________________________________________________
171AliITSvSPD02::~AliITSvSPD02() {
172 ////////////////////////////////////////////////////////////////////////
173 // Standard destructor for the ITS SPD test beam 2002 version 1.
174 // Inputs:
175 // none.
176 // Outputs:
177 // none.
178 // Return:
179 // none.
180 ////////////////////////////////////////////////////////////////////////
181}
182//______________________________________________________________________
183void AliITSvSPD02::BuildGeometry(){
184 ////////////////////////////////////////////////////////////////////////
185 // Geometry builder for the ITS SPD test beam 2002 version 1.
186 // ALIC ALICE Mother Volume
187 // |- ITSV ITS Mother Volume
188 // |- IDET Detector under Test
189 // | |- ITS0 SPD Si Chip
190 // | | |- ITST SPD Sensitivve Volume
191 // | |- IPC0 *5 Readout chip
192 // |- ITEL *4 SPD Telescope
193 // |- IMB0 SPD Si Chip
194 // | |- IMBS SPD Sensitive volume
195 // |- ICMB Chip MiniBus.
196 // Inputs:
197 // none.
198 // Outputs:
199 // none.
200 // Return:
201 // none.
202 ////////////////////////////////////////////////////////////////////////
203 // Get the top alice volume.
204 TNode *ALIC = gAlice->GetGeometry()->GetNode("alice");
205 ALIC->cd();
206
207 // Define ITS Mother Volume
208 Float_t data[3];
209 Float_t ddettest=200.0E-4,ddettelescope=300.0E-4;
210 Float_t dchipMiniBus=750.0E-4,dchiptest=300.0E-4;
211 //Float_t yposition= 0.0;
212 TRotMatrix *r0 = new TRotMatrix("ITSidrotm0","ITSidrotm0",
213 90.0,0,0.0,0,90.0,270.0);
214 data[0] = 10.0;
215 data[1] = 50.0;
216 data[2] = 100.0;
217 TBRIK *ITSVshape = new TBRIK("ITSVshape","ITS Logical Mother Volume","Air",
218 data[0],data[1],data[2]);
219 TNode *ITSV = new TNode("ITSV","ITS Mother Volume",ITSVshape,
220 0.0,0.0,0.0,0,0);
221 ITSV->cd(); // set ourselve into ITSV subvolume of ALIC
222
223 // SPD part of telescope (MiniBuS)
224 data[0] = 0.705;
225 data[1] = 0.5*ddettelescope;
226 data[2] = 3.536;
227 TBRIK *IMB0shape = new TBRIK("IMB0shape","SPD wafer","Si",
228 data[0],data[1],data[2]);
229 Float_t detMiniBusX,detMiniBusY,detMiniBusZ;
230 data[0] = detMiniBusX = 0.64;
231 data[1] = detMiniBusY = 0.5*ddettelescope;
232 data[2] = detMiniBusZ = 3.48;
233 TBRIK *IMBSshape = new TBRIK("IMBSshape","SPD Sensitive volume","Si",
234 data[0],data[1],data[2]);
235 Float_t chipMiniBusX,chipMiniBusY,chipMiniBusZ;
236 data[0] = chipMiniBusX = 0.793;
237 data[1] = chipMiniBusY = 0.5*dchipMiniBus;
238 data[2] = chipMiniBusZ = 0.68;
239 TBRIK *ICMBshape = new TBRIK("ICMBshape","chip Minibus","Si",
240 data[0],data[1],data[2]);
241 data[0] = TMath::Max(detMiniBusX,chipMiniBusX);
242 data[1] = detMiniBusY+chipMiniBusY;
243 data[2] = TMath::Max(detMiniBusZ,chipMiniBusZ);
244 TBRIK *ITELshape = new TBRIK("ITELshape","ITELshape","Air",
245 data[0],data[1],data[2]);
246
247 // SPD under test
248 Float_t spdX,spdY,spdZ,spdchipX,spdchipY,spdchipZ;
249 data[0] = 0.705;
250 data[1] = ddettest;
251 data[2] = 3.536;
252 TBRIK *ITS0shape = new TBRIK("ITS0shape","SPD wafer","Si",
253 data[0],data[1],data[2]); // contains detector
254 data[0] = spdX = 0.64;
255 data[1] = spdY = ddettest;
256 data[2] = spdZ = 3.48;
257 TBRIK *ITSTshape = new TBRIK("ITSTshape","SPD sensitive volume","Si",
258 data[0],data[1],data[2]);
259 // ITS0 with no translation and unit rotation matrix.
260 data[0] = spdchipX = 0.793;
261 data[1] = spdchipY = dchiptest;
262 data[2] = spdchipZ = 0.68;
263 TBRIK *IPC0shape = new TBRIK("IPC0shape","Readout Chips","Si",
264 data[0],data[1],data[2]); // chip under test
265 data[0] = TMath::Max(spdchipX,spdX);
266 data[1] = spdY+spdchipY;
267 data[2] = TMath::Max(spdchipZ,spdZ);
268 TBRIK *IDETshape = new TBRIK("IDETshape","Detector Under Test","Air",
269 data[0],data[1],data[2]);
270 // Place volumes in geometry
271 Int_t i,j;
272 char name[20],title[50];
273 Double_t px=0.0,py=0.0,pz[4]={-38.0,0.0,0.0,0.0};
274 pz[1] = pz[0]+2.0;
275 pz[2] = pz[1]+38.0+spdY+spdchipY+34.5;
276 pz[3] = pz[2]+2.0;
277 TNode *ITEL[4],*ICMB[4],*IMB0[4],*IMBS[4];
278 TNode *IDET = new TNode("IDET","Detector Under Test",IDETshape,
279 0.0,0.0,pz[1]+38.0,r0,0);
280 IDET->cd();
281 TNode *ITS0 = new TNode("ITS0","SPD Chip",ITS0shape,
282 0.0,IDETshape->GetDy()-spdY,0.0,0,0);
283 TNode *IPC0[5];
284 for(i=0;i<5;i++) { //place readout chips on the back of SPD chip under test
285 sprintf(name,"IPC0%d",i);
286 sprintf(title,"Readout chip #%d",i+1);
287 j = i-2;
288 IPC0[i] = new TNode(name,title,IPC0shape,
289 0.0,spdchipY-IDETshape->GetDy(),
290 j*2.0*spdchipZ+j*0.25*(spdZ-5.*spdchipZ),0,0);
291 } // end for i
292 ITS0->cd();
293 TNode *ITST = new TNode("ITST","SPD sensitive volume",ITSTshape,
294 0.0,0.0,0.0,0,0);
295 for(Int_t i=0;i<4;i++){
296 ITSV->cd();
297 sprintf(name,"ITEL%d",i);
298 sprintf(title,"Test beam telescope element #%d",i+1);
299 ITEL[i] = new TNode(name,title,ITELshape,px,py,pz[i],r0,0);
300 ITEL[i]->cd();
301 ICMB[i] = new TNode("ICMB","Chip MiniBus",ICMBshape,
302 0.0,-ITELshape->GetDy()+detMiniBusY,0.0,0,0);
303 IMB0[i] = new TNode("IMB0","Chip MiniBus",IMB0shape,
304 0.0, ITELshape->GetDy()-detMiniBusY,0.0,0,0);
305 IMB0[i]->cd();
306 IMBS[i] = new TNode("IMBS","IMBS",IMBSshape,0.0,0.0,0.0,0,0);
307 // place IMBS inside IMB0 with no translation and unit rotation matrix.
308 } // end for i
309 ALIC->cd();
310 ITST->SetLineColor(kYellow);
311 fNodes->Add(ITST);
312 for(i=0;i<4;i++){
313 IMBS[i]->SetLineColor(kGreen);
314 fNodes->Add(IMBS[i]);
315 } // end for i
316}
317//______________________________________________________________________
318void AliITSvSPD02::CreateGeometry(){
319 ////////////////////////////////////////////////////////////////////////
320 // This routine defines and Creates the geometry for version 1 of the ITS.
321 // ALIC ALICE Mother Volume
322 // |- ITSV ITS Mother Volume
323 // |- IDET Detector under Test
324 // | |- ITS0 SPD Si Chip
325 // | | |- ITST SPD Sensitivve Volume
326 // | |- IPC0 *5 Readout chip
327 // |- ITEL *4 SPD Telescope
328 // |- IMB0 SPD Si Chip
329 // | |- IMBS SPD Sensitive volume
330 // |- ICMB Chip MiniBus.
331 // Inputs:
332 // none.
333 // Outputs:
334 // none.
335 // Return:
336 // none.
337 ////////////////////////////////////////////////////////////////////////
338 Float_t data[49];
339 // Define media off-set
340 Int_t *idtmed = fIdtmed->GetArray()+1; // array of media indexes
341 Int_t idrotm[4]; // Array of rotation matrix indexes
342 Float_t ddettest=200.0E-4,ddettelescope=300.0E-4;
343 Float_t dchipMiniBus=750.0E-4,dchiptest=300.0E-4;
344 Float_t yposition= 0.0;
345
346 // Define Rotation-reflextion Matrixes needed
347 // 0 is the unit matrix
348 AliMatrix(idrotm[0], 90.0,0.0, 0.0,0.0, 90.0,270.0);
349 data[0] = 10.0;
350 data[1] = 50.0;
351 data[2] = 100.0;
352 gMC->Gsvolu("ITSV","BOX",idtmed[0],data,3);
353 gMC->Gspos("ITSV",1,"ALIC",0.0,0.0,0.0,0,"ONLY");
354
355 //cout << "idtmed[0]=" << idtmed[0]<<endl;
356 //cout << "idtmed[1]=" << idtmed[1]<<endl;
357 Float_t detMiniBusX,detMiniBusY,detMiniBusZ;
358 // SPD part of telescope (MiniBuS)
359 data[0] = detMiniBusX = 0.705;
360 data[1] = detMiniBusY = 0.5*ddettelescope;
361 data[2] = detMiniBusZ = 3.536;
362 gMC->Gsvolu("IMB0", "BOX ", idtmed[1], data, 3); // contains detector
363 data[0] = 0.64;
364 data[1] = 0.5*ddettelescope;
365 data[2] = 3.48;
366 gMC->Gsvolu("IMBS","BOX ",idtmed[1],data,3); // sensitive detecor volulme
367 gMC->Gspos("IMBS",1,"IMB0",0.0,0.0,0.0,0,"ONLY"); // place IMBS inside
368 // IMB0 with no translation and unit rotation matrix.
369 Float_t chipMiniBusX,chipMiniBusY,chipMiniBusZ;
370 data[0] = chipMiniBusX = 0.793;
371 data[1] = chipMiniBusY = 0.5*dchipMiniBus;
372 data[2] = chipMiniBusZ = 0.68;
373 gMC->Gsvolu("ICMB","BOX ",idtmed[1],data, 3); // chip Minibus
374 data[0] = TMath::Max(detMiniBusX,chipMiniBusX);
375 data[1] = detMiniBusY+chipMiniBusY;
376 data[2] = TMath::Max(detMiniBusZ,chipMiniBusZ);
377 gMC->Gsvolu("ITEL","BOX ",idtmed[0],data,3);
378 gMC->Gspos("IMB0",1,"ITEL",0.0,data[1]-detMiniBusY,0.0,0,"ONLY");
379 gMC->Gspos("ICMB",1,"ITEL",0.0,-data[1]+chipMiniBusY,0.0,0,"ONLY");
380
381 // SPD under test
382 Float_t spdX,spdY,spdZ,spdchipX,spdchipY,spdchipZ;
383 data[0] = spdX = 0.705;
384 data[1] = spdY = 0.5*ddettest;
385 data[2] = spdZ = 3.536;
386 gMC->Gsvolu("ITS0", "BOX ", idtmed[1], data, 3); // contains detector
387 data[0] = 0.64;
388 data[1] = 0.5*ddettest;
389 data[2] = 3.48;
390 gMC->Gsvolu("ITST","BOX ",idtmed[1],data,3);// sensitive detecor volume
391 gMC->Gspos("ITST",1,"ITS0",0.0,0.0,0.0,0,"ONLY"); // place ITST inside
392 // ITS0 with no translation and unit rotation matrix.
393 data[0] = spdchipX = 0.793;
394 data[1] = spdchipY = 0.5*dchiptest;
395 data[2] = spdchipZ = 0.68;
396 gMC->Gsvolu("IPC0", "BOX ", idtmed[1],data,3); // chip under test
397 data[0] = TMath::Max(spdchipX,spdX);
398 data[1] = spdY+spdchipY;
399 data[2] = TMath::Max(spdchipZ,spdZ);
400 gMC->Gsvolu("IDET","BOX ",idtmed[0],data,3);
401 gMC->Gspos("ITS0",1,"IDET",0.0,data[1]-spdY,0.0,0,"ONLY");
402 for(Int_t i=-2;i<3;i++) gMC->Gspos("IPC0",i+3,"IDET",0.0,-data[1]+spdchipY,
403 i*2.*spdchipZ+i*0.25*(spdZ-5.*spdchipZ),0,"ONLY");
404
405 // Positions detectors, Beam Axis Z, X to the right, Y up to the sky.
406 Float_t p00X,p00Y,p00Z,p01X,p01Y,p01Z,p10X,p10Y,p10Z,p11X,p11Y,p11Z;
407 p00X = 0.0;
408 p00Y = 0.0;
409 p00Z = -38.0;
410 gMC->Gspos("ITEL",1,"ITSV",p00X,p00Y,p00Z,idrotm[0],"ONLY");
411 p01X = 0.0;
412 p01Y = 0.0;
413 p01Z = p00Z+2.0;
414 gMC->Gspos("ITEL",2,"ITSV",p01X,p01Y,p01Z,idrotm[0],"ONLY");
415 Float_t pdetX,pdetY,pdetZ;
416 pdetX = 0.0;
417 pdetY = 0.0+yposition;
418 pdetZ = p01Z+38.0;
419 gMC->Gspos("IDET",1,"ITSV",pdetX,pdetY,pdetZ,idrotm[0],"ONLY");
420 p10X = 0.0;
421 p10Y = 0.0;
422 p10Z = pdetZ + 34.5;
423 gMC->Gspos("ITEL",3,"ITSV",p10X,p10Y,p10Z,idrotm[0],"ONLY");
424 p11X = 0.0;
425 p11Y = 0.0;
426 p11Z = p10Z+2.0;
427 gMC->Gspos("ITEL",4,"ITSV",p11X,p11Y,p11Z,idrotm[0],"ONLY");
428}
429//______________________________________________________________________
430void AliITSvSPD02::CreateMaterials(){
431 ////////////////////////////////////////////////////////////////////////
432 //
433 // Create ITS SPD test beam materials
434 // This function defines the default materials used in the Geant
435 // Monte Carlo simulations for the geometries AliITSv1, AliITSv3,
436 // AliITSvSPD02.
437 // In general it is automatically replaced by
438 // the CreatMaterials routine defined in AliITSv?. Should the function
439 // CreateMaterials not exist for the geometry version you are using this
440 // one is used. See the definition found in AliITSv5 or the other routine
441 // for a complete definition.
442 //
443 // Inputs:
444 // none.
445 // Outputs:
446 // none.
447 // Return:
448 // none.
449 /////////////////////////////////////////////////////////////////////////
450 Float_t tmaxfdSi = 0.1; // Degree
451 Float_t stemaxSi = 0.0075; // cm
452 Float_t deemaxSi = 0.1; // Fraction of particle's energy 0<deemax<=1
453 Float_t epsilSi = 1.0E-4;//
454 Float_t stminSi = 0.0; // cm "Default value used"
455
456 Float_t tmaxfdAir = 0.1; // Degree
457 Float_t stemaxAir = .10000E+01; // cm
458 Float_t deemaxAir = 0.1; // Fraction of particle's energy 0<deemax<=1
459 Float_t epsilAir = 1.0E-4;//
460 Float_t stminAir = 0.0; // cm "Default value used"
461 Int_t ifield = gAlice->Field()->Integ();
462 Float_t fieldm = gAlice->Field()->Max();
463
464 AliMaterial(1,"AIR$",0.14610E+02,0.73000E+01,0.12050E-02,
465 0.30423E+05,0.99900E+03);
466 AliMedium(1,"AIR$",1,0,ifield,fieldm,tmaxfdAir,stemaxAir,deemaxAir,
467 epsilAir,stminAir);
468
469 AliMaterial(2,"SI$",0.28086E+02,0.14000E+02,0.23300E+01,
470 0.93600E+01,0.99900E+03);
471 AliMedium(2,"SI$",2,0,ifield,fieldm,tmaxfdSi,stemaxSi,deemaxSi,
472 epsilSi,stminSi);
473}
474//______________________________________________________________________
475void AliITSvSPD02::InitAliITSgeom(){
476 // Based on the geometry tree defined in Geant 3.21, this
477 // routine initilizes the Class AliITSgeom from the Geant 3.21 ITS geometry
478 // sturture.
479 // Inputs:
480 // none.
481 // Outputs:
482 // none.
483 // Return:
484 // none.
485 if(strcmp(gMC->GetName(),"TGeant3")) {
486 Error("InitAliITSgeom",
487 "Wrong Monte Carlo. InitAliITSgeom uses TGeant3 calls");
488 return;
489 } // end if
490 cout << "Reading Geometry transformation directly from Geant 3." << endl;
48232831 491 const Int_t ltypess = 2;
492 const Int_t nlayers = 5;
6078cf56 493 const Int_t ndeep = 5;
48232831 494 Int_t itsGeomTreeNames[ltypess][ndeep],lnam[20],lnum[20];
6078cf56 495 Int_t nlad[nlayers],ndet[nlayers];
496 Double_t t[3],r[10];
497 Float_t par[20],att[20];
498 Int_t npar,natt,idshape,imat,imed;
499 AliITSGeant3Geometry *ig = new AliITSGeant3Geometry();
48232831 500 Int_t mod,typ,lay,lad,det,cpy,i,j,k;
501 Char_t names[ltypess][ndeep][4];
502 Int_t itsGeomTreeCopys[ltypess][ndeep];
503 Char_t *namesA[ltypess][ndeep] = {
6078cf56 504 {"ALIC","ITSV","ITEL","IMB0","IMBS"}, // lay=1
505 {"ALIC","ITSV","IDET","ITS0","ITST"}};// Test SPD
48232831 506 Int_t itsGeomTreeCopysA[ltypess][ndeep]= {{1,1,4,1,1},// lay=1
6078cf56 507 {1,1,1,1,1}};//lay=2 TestSPD
48232831 508 for(i=0;i<ltypess;i++)for(j=0;j<ndeep;j++){
6078cf56 509 for(k=0;k<4;k++) names[i][j][k] = namesA[i][j][k];
510 itsGeomTreeCopys[i][j] = itsGeomTreeCopysA[i][j];
511 } // end for i,j
512 // Sorry, but this is not very pritty code. It should be replaced
513 // at some point with a version that can search through the geometry
514 // tree its self.
515 cout << "Reading Geometry informaton from Geant3 common blocks" << endl;
516 for(i=0;i<20;i++) lnam[i] = lnum[i] = 0;
48232831 517 for(i=0;i<ltypess;i++)for(j=0;j<ndeep;j++)
6078cf56 518 itsGeomTreeNames[i][j] = ig->StringToInt(names[i][j]);
48232831 519 mod = 5;
6078cf56 520
521 if(fITSgeom!=0) delete fITSgeom;
48232831 522 nlad[0]=1;nlad[1]=1;nlad[2]=1;nlad[3]=1;nlad[4]=1;
523 ndet[0]=1;ndet[1]=1;ndet[2]=1;ndet[3]=1;ndet[4]=1;
524 fITSgeom = new AliITSgeom(0,nlayers,nlad,ndet,mod);
525 for(typ=1;typ<=ltypess;typ++){
526 for(j=0;j<ndeep;j++) lnam[j] = itsGeomTreeNames[typ-1][j];
527 for(j=0;j<ndeep;j++) lnum[j] = itsGeomTreeCopys[typ-1][j];
528 lad = 1;
529 det = 1;
530 for(cpy=1;cpy<=itsGeomTreeCopys[typ-1][2];cpy++){
531 lnum[2] = cpy;
532 lay = cpy;
533 if(cpy>2 && typ==1) lay = cpy +1;
534 if(typ==2) lay = 3;
535 mod = lay-1;
536 ig->GetGeometry(ndeep,lnam,lnum,t,r,idshape,npar,natt,par,att,
537 imat,imed);
538 fITSgeom->CreatMatrix(mod,lay,lad,det,kSPD,t,r);
539 if(!(fITSgeom->IsShapeDefined((Int_t)kSPD)))
540 fITSgeom->ReSetShape(kSPD,
541 new AliITSgeomSPD425Short(npar,par));
542 } // end for cpy
543 } // end for typ
6078cf56 544 return;
545}
546//______________________________________________________________________
547void AliITSvSPD02::Init(){
548 ////////////////////////////////////////////////////////////////////////
549 // Initialise the ITS after it has been created.
550 // Inputs:
551 // none.
552 // Outputs:
553 // none.
554 // Return:
555 // none.
556 ////////////////////////////////////////////////////////////////////////
557 Int_t i;
558
559 cout << endl;
560 for(i=0;i<26;i++) cout << "*";
561 cout << " ITSvSPD02" << fMinorVersion << "_Init ";
562 for(i=0;i<25;i++) cout << "*";cout << endl;
563//
564 if(fRead[0]=='\0') strncpy(fRead,fEuclidGeomDet,60);
565 if(fWrite[0]=='\0') strncpy(fWrite,fEuclidGeomDet,60);
566 if(fITSgeom!=0) delete fITSgeom;
567 fITSgeom = new AliITSgeom();
568 if(fGeomDetIn) fITSgeom->ReadNewFile(fRead);
569 if(!fGeomDetIn) this->InitAliITSgeom();
570 if(fGeomDetOut) fITSgeom->WriteNewFile(fWrite);
571 AliITS::Init();
572//
573 for(i=0;i<72;i++) cout << "*";
574 cout << endl;
575 fIDMother = gMC->VolId("ITSV"); // ITS Mother Volume ID.
576}
577//______________________________________________________________________
578void AliITSvSPD02::SetDefaults(){
579 // sets the default segmentation, response, digit and raw cluster classes
580 // Inputs:
581 // none.
582 // Outputs:
583 // none.
584 // Return:
585 // none.
586 const Float_t kconv = 1.0e+04; // convert cm to microns
587
588 Info("SetDefaults","Setting up only SPD detector");
589
590 AliITSDetType *iDetType;
591 AliITSgeomSPD *s0;
592 Int_t i;
593 Float_t bx[256],bz[280];
594
595 //SPD
596 iDetType=DetType(kSPD);
597 s0 = (AliITSgeomSPD*) fITSgeom->GetShape(kSPD);// Get shape info. Do it this way for now.
598 AliITSresponse *resp0=new AliITSresponseSPD();
599 SetResponseModel(kSPD,resp0);
600 AliITSsegmentationSPD *seg0=new AliITSsegmentationSPD(fITSgeom);
601 seg0->SetDetSize(s0->GetDx()*2.*kconv, // base this on AliITSgeomSPD
602 s0->GetDz()*2.*kconv, // for now.
603 s0->GetDy()*2.*kconv); // x,z,y full width in microns.
604 seg0->SetNPads(256,160);// Number of Bins in x and z
605 for(i=000;i<256;i++) bx[i] = 50.0; // in x all are 50 microns.
606 for(i=000;i<160;i++) bz[i] = 425.0; // most are 425 microns except below
607 for(i=160;i<280;i++) bz[i] = 0.0; // Outside of detector.
608 bz[ 31] = bz[ 32] = 625.0; // first chip boundry
609 bz[ 63] = bz[ 64] = 625.0; // first chip boundry
610 bz[ 95] = bz[ 96] = 625.0; // first chip boundry
611 bz[127] = bz[128] = 625.0; // first chip boundry
612 bz[160] = 425.0; // Set so that there is no zero pixel size for fNz.
613 seg0->SetBinSize(bx,bz); // Based on AliITSgeomSPD for now.
614 SetSegmentationModel(kSPD,seg0);
615 // set digit and raw cluster classes to be used
616 const char *kData0=(iDetType->GetResponseModel())->DataType();
617 if (strstr(kData0,"real")) iDetType->ClassNames("AliITSdigit",
618 "AliITSRawClusterSPD");
619 else iDetType->ClassNames("AliITSdigitSPD","AliITSRawClusterSPD");
620// SetSimulationModel(kSPD,new AliITSsimulationSPD(seg0,resp0));
621// iDetType->ReconstructionModel(new AliITSClusterFinderSPD());
622
48232831 623 SetResponseModel(kSDD,new AliITSresponseSDD());
624 SetSegmentationModel(kSDD,new AliITSsegmentationSDD());
625 DetType(kSDD)->ClassNames("AliITSdigitSDD","AliITSRawClusterSDD");
626
627 SetResponseModel(kSSD,new AliITSresponseSSD());
628 SetSegmentationModel(kSSD,new AliITSsegmentationSSD());
629 DetType(kSSD)->ClassNames("AliITSdigitSSD","AliITSRawClusterSSD");
630
6078cf56 631 if(kNTYPES>3){
632 Warning("SetDefaults",
633 "Only the four basic detector types are initialised!");
634 }// end if
635 return;
636}
637//______________________________________________________________________
638void AliITSvSPD02::DrawModule(){
639 ////////////////////////////////////////////////////////////////////////
640 // Draw a shaded view of the ITS SPD test beam version 1.
641 // Inputs:
642 // none.
643 // Outputs:
644 // none.
645 // Return:
646 // none.
647 ////////////////////////////////////////////////////////////////////////
648 // Set everything unseen
649 gMC->Gsatt("*", "seen", -1);
650 // Set ALIC mother visible
651 gMC->Gsatt("ALIC","SEEN",0);
652 // Set ALIC ITS visible
653 gMC->Gsatt("ITSV","SEEN",0);
654 // Set ALIC Telescopes visible
655 gMC->Gsatt("ITEL","SEEN",0);
656 // Set ALIC detetcor visible
657 gMC->Gsatt("IDET","SEEN",0);
658 // Set Detector chip mother visible and drawn
659 gMC->Gsatt("IPC0","SEEN",1);
660 // Set Detector mother visible and drawn
661 gMC->Gsatt("ITS0","SEEN",1);
662 // Set minibus chip mother visible and drawn
663 gMC->Gsatt("ICMB","SEEN",1);
664 // Set minibus mother visible and drawn
665 gMC->Gsatt("IMB0","SEEN",1);
666}
667//______________________________________________________________________
668void AliITSvSPD02::StepManager(){
669 ////////////////////////////////////////////////////////////////////////
670 // Called for every step in the ITS SPD test beam, then calles the
671 // AliITShit class creator with the information to be recoreded about
672 // that hit.
673 // The value of the macro ALIITSPRINTGEOM if set to 1 will allow the
674 // printing of information to a file which can be used to create a .det
675 // file read in by the routine CreateGeometry(). If set to 0 or any other
676 // value except 1, the default behavior, then no such file is created nor
677 // it the extra variables and the like used in the printing allocated.
678 // Inputs:
679 // none.
680 // Outputs:
681 // none.
682 // Return:
683 // none.
684 ////////////////////////////////////////////////////////////////////////
685 Int_t copy, id;
686 TLorentzVector position, momentum;
687 static TLorentzVector position0;
688 static Int_t stat0=0;
689 if((id=gMC->CurrentVolID(copy) == fIDMother)&&
690 (gMC->IsTrackEntering()||gMC->IsTrackExiting())){
6078cf56 691 copy = fTrackReferences->GetEntriesFast();
692 TClonesArray &lTR = *fTrackReferences;
693 // Fill TrackReference structure with this new TrackReference.
829bc99b 694 new(lTR[copy]) AliTrackReference(gAlice->CurrentTrack());
6078cf56 695 } // if Outer ITS mother Volume
696 if(!(this->IsActive())){
697 return;
698 } // end if !Active volume.
699 Int_t vol[5];
700 TClonesArray &lhits = *fHits;
701 //
702 // Track status
703 vol[3] = 0;
704 vol[4] = 0;
705 if(gMC->IsTrackInside()) vol[3] += 1;
706 if(gMC->IsTrackEntering()) vol[3] += 2;
707 if(gMC->IsTrackExiting()) vol[3] += 4;
708 if(gMC->IsTrackOut()) vol[3] += 8;
709 if(gMC->IsTrackDisappeared()) vol[3] += 16;
710 if(gMC->IsTrackStop()) vol[3] += 32;
711 if(gMC->IsTrackAlive()) vol[3] += 64;
712 //
713 // Fill hit structure.
714 if(!(gMC->TrackCharge())) return;
715 id = gMC->CurrentVolID(copy);
48232831 716 if(id==fIdSens[0]){ // Volume name "IMBS"
717 vol[2] = vol[1] = 1; // Det, ladder
6078cf56 718 id = gMC->CurrentVolOffID(2,copy);
719 //detector copy in the ladder = 1<->4 (ITS1 < I101 < I103 < I10A)
48232831 720 vol[0] = copy; // Lay
721 if(copy>2) vol[0]++;
722 } else if(id == fIdSens[1]){ // Volume name "ITST"
723 vol[0] = 3; // layer
724 vol[1] = 1; // ladder
6078cf56 725 id = gMC->CurrentVolOffID(2,copy);
726 //detector copy in the ladder = 1<->4 (ITS2 < I1D1 < I1D3 < I20A)
48232831 727 vol[2] = 1; // detector
6078cf56 728 } else return; // end if
729 //
730 gMC->TrackPosition(position);
731 gMC->TrackMomentum(momentum);
732 vol[4] = stat0;
733 if(gMC->IsTrackEntering()){
734 position0 = position;
735 stat0 = vol[3];
736 } // end if IsEntering
737 // Fill hit structure with this new hit only for non-entrerance hits.
738 else new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol,
739 gMC->Edep(),gMC->TrackTime(),position,
740 position0,momentum);
741 //
742 position0 = position;
743 stat0 = vol[3];
744
745 return;
746}
747