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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 | $Log$ | |
18 | */ | |
19 | #include <Riostream.h> | |
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
22 | #include <TMath.h> | |
23 | #include <TGeometry.h> | |
24 | #include <TNode.h> | |
25 | #include <TTUBE.h> | |
26 | #include <TTUBS.h> | |
27 | #include <TPCON.h> | |
28 | #include <TFile.h> // only required for Tracking function? | |
29 | #include <TCanvas.h> | |
30 | #include <TObjArray.h> | |
31 | #include <TLorentzVector.h> | |
32 | #include <TObjString.h> | |
33 | #include <TClonesArray.h> | |
34 | #include <TBRIK.h> | |
35 | #include <TSystem.h> | |
36 | ||
37 | #include "AliRun.h" | |
38 | #include "AliMagF.h" | |
39 | #include "AliConst.h" | |
40 | #include "AliITSGeant3Geometry.h" | |
41 | #include "AliTrackReference.h" | |
42 | #include "AliITShit.h" | |
43 | #include "AliITS.h" | |
44 | #include "AliITSvSPD02.h" | |
45 | #include "AliITSgeom.h" | |
46 | #include "AliITSgeomSPD.h" | |
47 | #include "AliITSgeomSDD.h" | |
48 | #include "AliITSgeomSSD.h" | |
49 | #include "AliITSDetType.h" | |
50 | #include "AliITSresponseSPD.h" | |
51 | #include "AliITSresponseSDD.h" | |
52 | #include "AliITSresponseSSD.h" | |
53 | #include "AliITSsegmentationSPD.h" | |
54 | #include "AliITSsegmentationSDD.h" | |
55 | #include "AliITSsegmentationSSD.h" | |
56 | #include "AliITSsimulationSPD.h" | |
57 | #include "AliITSsimulationSDD.h" | |
58 | #include "AliITSsimulationSSD.h" | |
59 | #include "AliITSClusterFinderSPD.h" | |
60 | #include "AliITSClusterFinderSDD.h" | |
61 | #include "AliITSClusterFinderSSD.h" | |
62 | ||
63 | ||
64 | ClassImp(AliITSvSPD02) | |
65 | ||
66 | //______________________________________________________________________ | |
67 | AliITSvSPD02::AliITSvSPD02() { | |
68 | //////////////////////////////////////////////////////////////////////// | |
69 | // Standard default constructor for the ITS SPD test beam 2002 version 1. | |
70 | // Inputs: | |
71 | // none. | |
72 | // Outputs: | |
73 | // none. | |
74 | // Return: | |
75 | // A default created class. | |
76 | //////////////////////////////////////////////////////////////////////// | |
77 | Int_t i; | |
78 | ||
79 | fIdN = 0; | |
80 | fIdName = 0; | |
81 | fIdSens = 0; | |
82 | fEuclidOut = kFALSE; // Don't write Euclide file | |
83 | fGeomDetOut = kFALSE; // Don't write .det file | |
84 | fGeomDetIn = kFALSE; // Don't Read .det file | |
85 | fMajorVersion = IsVersion(); | |
86 | fMinorVersion = -1; | |
87 | for(i=0;i<60;i++) fRead[i] = '\0'; | |
88 | for(i=0;i<60;i++) fWrite[i] = '\0'; | |
89 | for(i=0;i<60;i++) fEuclidGeomDet[i] = '\0'; | |
90 | } | |
91 | //______________________________________________________________________ | |
92 | AliITSvSPD02::AliITSvSPD02(const char *title) : AliITS("ITS", title){ | |
93 | //////////////////////////////////////////////////////////////////////// | |
94 | // Standard constructor for the ITS SPD testbeam 2002 version 1. | |
95 | // Inputs: | |
96 | // const char *title title for this ITS geometry. | |
97 | // Outputs: | |
98 | // none. | |
99 | // Return: | |
100 | // A standard created class. | |
101 | //////////////////////////////////////////////////////////////////////// | |
102 | Int_t i; | |
103 | ||
104 | fIdN = 2; | |
105 | fIdName = new TString[fIdN]; | |
106 | fIdName[0] = "IMBS"; | |
107 | fIdName[1] = "ITST"; | |
108 | fIdSens = new Int_t[fIdN]; | |
109 | for(i=0;i<fIdN;i++) fIdSens[i] = 0; | |
110 | fMajorVersion = IsVersion(); | |
111 | fMinorVersion = 2; | |
112 | fEuclidOut = kFALSE; // Don't write Euclide file | |
113 | fGeomDetOut = kFALSE; // Don't write .det file | |
114 | fGeomDetIn = kFALSE; // Don't Read .det file | |
115 | SetThicknessDet1(); | |
116 | SetThicknessDet2(); | |
117 | SetThicknessChip1(); | |
118 | SetThicknessChip2(); | |
119 | ||
120 | fEuclidGeometry="$ALICE_ROOT/ITS/ITSgeometry_vSPD022.euc"; | |
121 | strncpy(fEuclidGeomDet,"$ALICE_ROOT/ITS/ITSgeometry_vSPD022.det",60); | |
122 | strncpy(fRead,fEuclidGeomDet,60); | |
123 | strncpy(fWrite,fEuclidGeomDet,60); | |
124 | } | |
125 | //______________________________________________________________________ | |
126 | AliITSvSPD02::AliITSvSPD02(const AliITSvSPD02 &source){ | |
127 | //////////////////////////////////////////////////////////////////////// | |
128 | // Copy Constructor for ITS SPD test beam 2002 version 1. | |
129 | // This class is not to be copied. Function only dummy. | |
130 | // Inputs: | |
131 | // const AliITSvSPD02 &source The class to be copied | |
132 | // Outputs: | |
133 | // none. | |
134 | // Return: | |
135 | // A warning message. | |
136 | //////////////////////////////////////////////////////////////////////// | |
137 | if(&source == this) return; | |
138 | Warning("Copy Constructor","Not allowed to copy AliITSvSPD02"); | |
139 | return; | |
140 | } | |
141 | //______________________________________________________________________ | |
142 | AliITSvSPD02& AliITSvSPD02::operator=(const AliITSvSPD02 &source){ | |
143 | //////////////////////////////////////////////////////////////////////// | |
144 | // Assignment operator for the ITS SPD test beam 2002 version 1. | |
145 | // This class is not to be copied. Function only dummy. | |
146 | // Inputs: | |
147 | // const AliITSvSPD02 &source The class to be copied | |
148 | // Outputs: | |
149 | // none. | |
150 | // Return: | |
151 | // A Warning message | |
152 | //////////////////////////////////////////////////////////////////////// | |
153 | if(&source == this) return *this; | |
154 | Warning("= operator","Not allowed to copy AliITSvSPD02"); | |
155 | return *this; | |
156 | } | |
157 | //______________________________________________________________________ | |
158 | AliITSvSPD02::~AliITSvSPD02() { | |
159 | //////////////////////////////////////////////////////////////////////// | |
160 | // Standard destructor for the ITS SPD test beam 2002 version 1. | |
161 | // Inputs: | |
162 | // none. | |
163 | // Outputs: | |
164 | // none. | |
165 | // Return: | |
166 | // none. | |
167 | //////////////////////////////////////////////////////////////////////// | |
168 | } | |
169 | //______________________________________________________________________ | |
170 | void AliITSvSPD02::BuildGeometry(){ | |
171 | //////////////////////////////////////////////////////////////////////// | |
172 | // Geometry builder for the ITS SPD test beam 2002 version 1. | |
173 | // ALIC ALICE Mother Volume | |
174 | // |- ITSV ITS Mother Volume | |
175 | // |- IDET Detector under Test | |
176 | // | |- ITS0 SPD Si Chip | |
177 | // | | |- ITST SPD Sensitivve Volume | |
178 | // | |- IPC0 *5 Readout chip | |
179 | // |- ITEL *4 SPD Telescope | |
180 | // |- IMB0 SPD Si Chip | |
181 | // | |- IMBS SPD Sensitive volume | |
182 | // |- ICMB Chip MiniBus. | |
183 | // Inputs: | |
184 | // none. | |
185 | // Outputs: | |
186 | // none. | |
187 | // Return: | |
188 | // none. | |
189 | //////////////////////////////////////////////////////////////////////// | |
190 | // Get the top alice volume. | |
191 | TNode *ALIC = gAlice->GetGeometry()->GetNode("alice"); | |
192 | ALIC->cd(); | |
193 | ||
194 | // Define ITS Mother Volume | |
195 | Float_t data[3]; | |
196 | Float_t ddettest=200.0E-4,ddettelescope=300.0E-4; | |
197 | Float_t dchipMiniBus=750.0E-4,dchiptest=300.0E-4; | |
198 | //Float_t yposition= 0.0; | |
199 | TRotMatrix *r0 = new TRotMatrix("ITSidrotm0","ITSidrotm0", | |
200 | 90.0,0,0.0,0,90.0,270.0); | |
201 | data[0] = 10.0; | |
202 | data[1] = 50.0; | |
203 | data[2] = 100.0; | |
204 | TBRIK *ITSVshape = new TBRIK("ITSVshape","ITS Logical Mother Volume","Air", | |
205 | data[0],data[1],data[2]); | |
206 | TNode *ITSV = new TNode("ITSV","ITS Mother Volume",ITSVshape, | |
207 | 0.0,0.0,0.0,0,0); | |
208 | ITSV->cd(); // set ourselve into ITSV subvolume of ALIC | |
209 | ||
210 | // SPD part of telescope (MiniBuS) | |
211 | data[0] = 0.705; | |
212 | data[1] = 0.5*ddettelescope; | |
213 | data[2] = 3.536; | |
214 | TBRIK *IMB0shape = new TBRIK("IMB0shape","SPD wafer","Si", | |
215 | data[0],data[1],data[2]); | |
216 | Float_t detMiniBusX,detMiniBusY,detMiniBusZ; | |
217 | data[0] = detMiniBusX = 0.64; | |
218 | data[1] = detMiniBusY = 0.5*ddettelescope; | |
219 | data[2] = detMiniBusZ = 3.48; | |
220 | TBRIK *IMBSshape = new TBRIK("IMBSshape","SPD Sensitive volume","Si", | |
221 | data[0],data[1],data[2]); | |
222 | Float_t chipMiniBusX,chipMiniBusY,chipMiniBusZ; | |
223 | data[0] = chipMiniBusX = 0.793; | |
224 | data[1] = chipMiniBusY = 0.5*dchipMiniBus; | |
225 | data[2] = chipMiniBusZ = 0.68; | |
226 | TBRIK *ICMBshape = new TBRIK("ICMBshape","chip Minibus","Si", | |
227 | data[0],data[1],data[2]); | |
228 | data[0] = TMath::Max(detMiniBusX,chipMiniBusX); | |
229 | data[1] = detMiniBusY+chipMiniBusY; | |
230 | data[2] = TMath::Max(detMiniBusZ,chipMiniBusZ); | |
231 | TBRIK *ITELshape = new TBRIK("ITELshape","ITELshape","Air", | |
232 | data[0],data[1],data[2]); | |
233 | ||
234 | // SPD under test | |
235 | Float_t spdX,spdY,spdZ,spdchipX,spdchipY,spdchipZ; | |
236 | data[0] = 0.705; | |
237 | data[1] = ddettest; | |
238 | data[2] = 3.536; | |
239 | TBRIK *ITS0shape = new TBRIK("ITS0shape","SPD wafer","Si", | |
240 | data[0],data[1],data[2]); // contains detector | |
241 | data[0] = spdX = 0.64; | |
242 | data[1] = spdY = ddettest; | |
243 | data[2] = spdZ = 3.48; | |
244 | TBRIK *ITSTshape = new TBRIK("ITSTshape","SPD sensitive volume","Si", | |
245 | data[0],data[1],data[2]); | |
246 | // ITS0 with no translation and unit rotation matrix. | |
247 | data[0] = spdchipX = 0.793; | |
248 | data[1] = spdchipY = dchiptest; | |
249 | data[2] = spdchipZ = 0.68; | |
250 | TBRIK *IPC0shape = new TBRIK("IPC0shape","Readout Chips","Si", | |
251 | data[0],data[1],data[2]); // chip under test | |
252 | data[0] = TMath::Max(spdchipX,spdX); | |
253 | data[1] = spdY+spdchipY; | |
254 | data[2] = TMath::Max(spdchipZ,spdZ); | |
255 | TBRIK *IDETshape = new TBRIK("IDETshape","Detector Under Test","Air", | |
256 | data[0],data[1],data[2]); | |
257 | // Place volumes in geometry | |
258 | Int_t i,j; | |
259 | char name[20],title[50]; | |
260 | Double_t px=0.0,py=0.0,pz[4]={-38.0,0.0,0.0,0.0}; | |
261 | pz[1] = pz[0]+2.0; | |
262 | pz[2] = pz[1]+38.0+spdY+spdchipY+34.5; | |
263 | pz[3] = pz[2]+2.0; | |
264 | TNode *ITEL[4],*ICMB[4],*IMB0[4],*IMBS[4]; | |
265 | TNode *IDET = new TNode("IDET","Detector Under Test",IDETshape, | |
266 | 0.0,0.0,pz[1]+38.0,r0,0); | |
267 | IDET->cd(); | |
268 | TNode *ITS0 = new TNode("ITS0","SPD Chip",ITS0shape, | |
269 | 0.0,IDETshape->GetDy()-spdY,0.0,0,0); | |
270 | TNode *IPC0[5]; | |
271 | for(i=0;i<5;i++) { //place readout chips on the back of SPD chip under test | |
272 | sprintf(name,"IPC0%d",i); | |
273 | sprintf(title,"Readout chip #%d",i+1); | |
274 | j = i-2; | |
275 | IPC0[i] = new TNode(name,title,IPC0shape, | |
276 | 0.0,spdchipY-IDETshape->GetDy(), | |
277 | j*2.0*spdchipZ+j*0.25*(spdZ-5.*spdchipZ),0,0); | |
278 | } // end for i | |
279 | ITS0->cd(); | |
280 | TNode *ITST = new TNode("ITST","SPD sensitive volume",ITSTshape, | |
281 | 0.0,0.0,0.0,0,0); | |
282 | for(Int_t i=0;i<4;i++){ | |
283 | ITSV->cd(); | |
284 | sprintf(name,"ITEL%d",i); | |
285 | sprintf(title,"Test beam telescope element #%d",i+1); | |
286 | ITEL[i] = new TNode(name,title,ITELshape,px,py,pz[i],r0,0); | |
287 | ITEL[i]->cd(); | |
288 | ICMB[i] = new TNode("ICMB","Chip MiniBus",ICMBshape, | |
289 | 0.0,-ITELshape->GetDy()+detMiniBusY,0.0,0,0); | |
290 | IMB0[i] = new TNode("IMB0","Chip MiniBus",IMB0shape, | |
291 | 0.0, ITELshape->GetDy()-detMiniBusY,0.0,0,0); | |
292 | IMB0[i]->cd(); | |
293 | IMBS[i] = new TNode("IMBS","IMBS",IMBSshape,0.0,0.0,0.0,0,0); | |
294 | // place IMBS inside IMB0 with no translation and unit rotation matrix. | |
295 | } // end for i | |
296 | ALIC->cd(); | |
297 | ITST->SetLineColor(kYellow); | |
298 | fNodes->Add(ITST); | |
299 | for(i=0;i<4;i++){ | |
300 | IMBS[i]->SetLineColor(kGreen); | |
301 | fNodes->Add(IMBS[i]); | |
302 | } // end for i | |
303 | } | |
304 | //______________________________________________________________________ | |
305 | void AliITSvSPD02::CreateGeometry(){ | |
306 | //////////////////////////////////////////////////////////////////////// | |
307 | // This routine defines and Creates the geometry for version 1 of the ITS. | |
308 | // ALIC ALICE Mother Volume | |
309 | // |- ITSV ITS Mother Volume | |
310 | // |- IDET Detector under Test | |
311 | // | |- ITS0 SPD Si Chip | |
312 | // | | |- ITST SPD Sensitivve Volume | |
313 | // | |- IPC0 *5 Readout chip | |
314 | // |- ITEL *4 SPD Telescope | |
315 | // |- IMB0 SPD Si Chip | |
316 | // | |- IMBS SPD Sensitive volume | |
317 | // |- ICMB Chip MiniBus. | |
318 | // Inputs: | |
319 | // none. | |
320 | // Outputs: | |
321 | // none. | |
322 | // Return: | |
323 | // none. | |
324 | //////////////////////////////////////////////////////////////////////// | |
325 | Float_t data[49]; | |
326 | // Define media off-set | |
327 | Int_t *idtmed = fIdtmed->GetArray()+1; // array of media indexes | |
328 | Int_t idrotm[4]; // Array of rotation matrix indexes | |
329 | Float_t ddettest=200.0E-4,ddettelescope=300.0E-4; | |
330 | Float_t dchipMiniBus=750.0E-4,dchiptest=300.0E-4; | |
331 | Float_t yposition= 0.0; | |
332 | ||
333 | // Define Rotation-reflextion Matrixes needed | |
334 | // 0 is the unit matrix | |
335 | AliMatrix(idrotm[0], 90.0,0.0, 0.0,0.0, 90.0,270.0); | |
336 | data[0] = 10.0; | |
337 | data[1] = 50.0; | |
338 | data[2] = 100.0; | |
339 | gMC->Gsvolu("ITSV","BOX",idtmed[0],data,3); | |
340 | gMC->Gspos("ITSV",1,"ALIC",0.0,0.0,0.0,0,"ONLY"); | |
341 | ||
342 | //cout << "idtmed[0]=" << idtmed[0]<<endl; | |
343 | //cout << "idtmed[1]=" << idtmed[1]<<endl; | |
344 | Float_t detMiniBusX,detMiniBusY,detMiniBusZ; | |
345 | // SPD part of telescope (MiniBuS) | |
346 | data[0] = detMiniBusX = 0.705; | |
347 | data[1] = detMiniBusY = 0.5*ddettelescope; | |
348 | data[2] = detMiniBusZ = 3.536; | |
349 | gMC->Gsvolu("IMB0", "BOX ", idtmed[1], data, 3); // contains detector | |
350 | data[0] = 0.64; | |
351 | data[1] = 0.5*ddettelescope; | |
352 | data[2] = 3.48; | |
353 | gMC->Gsvolu("IMBS","BOX ",idtmed[1],data,3); // sensitive detecor volulme | |
354 | gMC->Gspos("IMBS",1,"IMB0",0.0,0.0,0.0,0,"ONLY"); // place IMBS inside | |
355 | // IMB0 with no translation and unit rotation matrix. | |
356 | Float_t chipMiniBusX,chipMiniBusY,chipMiniBusZ; | |
357 | data[0] = chipMiniBusX = 0.793; | |
358 | data[1] = chipMiniBusY = 0.5*dchipMiniBus; | |
359 | data[2] = chipMiniBusZ = 0.68; | |
360 | gMC->Gsvolu("ICMB","BOX ",idtmed[1],data, 3); // chip Minibus | |
361 | data[0] = TMath::Max(detMiniBusX,chipMiniBusX); | |
362 | data[1] = detMiniBusY+chipMiniBusY; | |
363 | data[2] = TMath::Max(detMiniBusZ,chipMiniBusZ); | |
364 | gMC->Gsvolu("ITEL","BOX ",idtmed[0],data,3); | |
365 | gMC->Gspos("IMB0",1,"ITEL",0.0,data[1]-detMiniBusY,0.0,0,"ONLY"); | |
366 | gMC->Gspos("ICMB",1,"ITEL",0.0,-data[1]+chipMiniBusY,0.0,0,"ONLY"); | |
367 | ||
368 | // SPD under test | |
369 | Float_t spdX,spdY,spdZ,spdchipX,spdchipY,spdchipZ; | |
370 | data[0] = spdX = 0.705; | |
371 | data[1] = spdY = 0.5*ddettest; | |
372 | data[2] = spdZ = 3.536; | |
373 | gMC->Gsvolu("ITS0", "BOX ", idtmed[1], data, 3); // contains detector | |
374 | data[0] = 0.64; | |
375 | data[1] = 0.5*ddettest; | |
376 | data[2] = 3.48; | |
377 | gMC->Gsvolu("ITST","BOX ",idtmed[1],data,3);// sensitive detecor volume | |
378 | gMC->Gspos("ITST",1,"ITS0",0.0,0.0,0.0,0,"ONLY"); // place ITST inside | |
379 | // ITS0 with no translation and unit rotation matrix. | |
380 | data[0] = spdchipX = 0.793; | |
381 | data[1] = spdchipY = 0.5*dchiptest; | |
382 | data[2] = spdchipZ = 0.68; | |
383 | gMC->Gsvolu("IPC0", "BOX ", idtmed[1],data,3); // chip under test | |
384 | data[0] = TMath::Max(spdchipX,spdX); | |
385 | data[1] = spdY+spdchipY; | |
386 | data[2] = TMath::Max(spdchipZ,spdZ); | |
387 | gMC->Gsvolu("IDET","BOX ",idtmed[0],data,3); | |
388 | gMC->Gspos("ITS0",1,"IDET",0.0,data[1]-spdY,0.0,0,"ONLY"); | |
389 | for(Int_t i=-2;i<3;i++) gMC->Gspos("IPC0",i+3,"IDET",0.0,-data[1]+spdchipY, | |
390 | i*2.*spdchipZ+i*0.25*(spdZ-5.*spdchipZ),0,"ONLY"); | |
391 | ||
392 | // Positions detectors, Beam Axis Z, X to the right, Y up to the sky. | |
393 | Float_t p00X,p00Y,p00Z,p01X,p01Y,p01Z,p10X,p10Y,p10Z,p11X,p11Y,p11Z; | |
394 | p00X = 0.0; | |
395 | p00Y = 0.0; | |
396 | p00Z = -38.0; | |
397 | gMC->Gspos("ITEL",1,"ITSV",p00X,p00Y,p00Z,idrotm[0],"ONLY"); | |
398 | p01X = 0.0; | |
399 | p01Y = 0.0; | |
400 | p01Z = p00Z+2.0; | |
401 | gMC->Gspos("ITEL",2,"ITSV",p01X,p01Y,p01Z,idrotm[0],"ONLY"); | |
402 | Float_t pdetX,pdetY,pdetZ; | |
403 | pdetX = 0.0; | |
404 | pdetY = 0.0+yposition; | |
405 | pdetZ = p01Z+38.0; | |
406 | gMC->Gspos("IDET",1,"ITSV",pdetX,pdetY,pdetZ,idrotm[0],"ONLY"); | |
407 | p10X = 0.0; | |
408 | p10Y = 0.0; | |
409 | p10Z = pdetZ + 34.5; | |
410 | gMC->Gspos("ITEL",3,"ITSV",p10X,p10Y,p10Z,idrotm[0],"ONLY"); | |
411 | p11X = 0.0; | |
412 | p11Y = 0.0; | |
413 | p11Z = p10Z+2.0; | |
414 | gMC->Gspos("ITEL",4,"ITSV",p11X,p11Y,p11Z,idrotm[0],"ONLY"); | |
415 | } | |
416 | //______________________________________________________________________ | |
417 | void AliITSvSPD02::CreateMaterials(){ | |
418 | //////////////////////////////////////////////////////////////////////// | |
419 | // | |
420 | // Create ITS SPD test beam materials | |
421 | // This function defines the default materials used in the Geant | |
422 | // Monte Carlo simulations for the geometries AliITSv1, AliITSv3, | |
423 | // AliITSvSPD02. | |
424 | // In general it is automatically replaced by | |
425 | // the CreatMaterials routine defined in AliITSv?. Should the function | |
426 | // CreateMaterials not exist for the geometry version you are using this | |
427 | // one is used. See the definition found in AliITSv5 or the other routine | |
428 | // for a complete definition. | |
429 | // | |
430 | // Inputs: | |
431 | // none. | |
432 | // Outputs: | |
433 | // none. | |
434 | // Return: | |
435 | // none. | |
436 | ///////////////////////////////////////////////////////////////////////// | |
437 | Float_t tmaxfdSi = 0.1; // Degree | |
438 | Float_t stemaxSi = 0.0075; // cm | |
439 | Float_t deemaxSi = 0.1; // Fraction of particle's energy 0<deemax<=1 | |
440 | Float_t epsilSi = 1.0E-4;// | |
441 | Float_t stminSi = 0.0; // cm "Default value used" | |
442 | ||
443 | Float_t tmaxfdAir = 0.1; // Degree | |
444 | Float_t stemaxAir = .10000E+01; // cm | |
445 | Float_t deemaxAir = 0.1; // Fraction of particle's energy 0<deemax<=1 | |
446 | Float_t epsilAir = 1.0E-4;// | |
447 | Float_t stminAir = 0.0; // cm "Default value used" | |
448 | Int_t ifield = gAlice->Field()->Integ(); | |
449 | Float_t fieldm = gAlice->Field()->Max(); | |
450 | ||
451 | AliMaterial(1,"AIR$",0.14610E+02,0.73000E+01,0.12050E-02, | |
452 | 0.30423E+05,0.99900E+03); | |
453 | AliMedium(1,"AIR$",1,0,ifield,fieldm,tmaxfdAir,stemaxAir,deemaxAir, | |
454 | epsilAir,stminAir); | |
455 | ||
456 | AliMaterial(2,"SI$",0.28086E+02,0.14000E+02,0.23300E+01, | |
457 | 0.93600E+01,0.99900E+03); | |
458 | AliMedium(2,"SI$",2,0,ifield,fieldm,tmaxfdSi,stemaxSi,deemaxSi, | |
459 | epsilSi,stminSi); | |
460 | } | |
461 | //______________________________________________________________________ | |
462 | void AliITSvSPD02::InitAliITSgeom(){ | |
463 | // Based on the geometry tree defined in Geant 3.21, this | |
464 | // routine initilizes the Class AliITSgeom from the Geant 3.21 ITS geometry | |
465 | // sturture. | |
466 | // Inputs: | |
467 | // none. | |
468 | // Outputs: | |
469 | // none. | |
470 | // Return: | |
471 | // none. | |
472 | if(strcmp(gMC->GetName(),"TGeant3")) { | |
473 | Error("InitAliITSgeom", | |
474 | "Wrong Monte Carlo. InitAliITSgeom uses TGeant3 calls"); | |
475 | return; | |
476 | } // end if | |
477 | cout << "Reading Geometry transformation directly from Geant 3." << endl; | |
478 | const Int_t nlayers = 2; | |
479 | const Int_t ndeep = 5; | |
480 | Int_t itsGeomTreeNames[nlayers][ndeep],lnam[20],lnum[20]; | |
481 | Int_t nlad[nlayers],ndet[nlayers]; | |
482 | Double_t t[3],r[10]; | |
483 | Float_t par[20],att[20]; | |
484 | Int_t npar,natt,idshape,imat,imed; | |
485 | AliITSGeant3Geometry *ig = new AliITSGeant3Geometry(); | |
486 | Int_t mod,lay,lad,det,i,j,k; | |
487 | Char_t names[nlayers][ndeep][4]; | |
488 | Int_t itsGeomTreeCopys[nlayers][ndeep]; | |
489 | Char_t *namesA[nlayers][ndeep] = { | |
490 | {"ALIC","ITSV","ITEL","IMB0","IMBS"}, // lay=1 | |
491 | {"ALIC","ITSV","IDET","ITS0","ITST"}};// Test SPD | |
492 | Int_t itsGeomTreeCopysA[nlayers][ndeep]= {{1,1,4,1,1},// lay=1 | |
493 | {1,1,1,1,1}};//lay=2 TestSPD | |
494 | for(i=0;i<nlayers;i++)for(j=0;j<ndeep;j++){ | |
495 | for(k=0;k<4;k++) names[i][j][k] = namesA[i][j][k]; | |
496 | itsGeomTreeCopys[i][j] = itsGeomTreeCopysA[i][j]; | |
497 | } // end for i,j | |
498 | // Sorry, but this is not very pritty code. It should be replaced | |
499 | // at some point with a version that can search through the geometry | |
500 | // tree its self. | |
501 | cout << "Reading Geometry informaton from Geant3 common blocks" << endl; | |
502 | for(i=0;i<20;i++) lnam[i] = lnum[i] = 0; | |
503 | for(i=0;i<nlayers;i++)for(j=0;j<ndeep;j++) | |
504 | itsGeomTreeNames[i][j] = ig->StringToInt(names[i][j]); | |
505 | mod = 0; | |
506 | for(i=0;i<nlayers;i++){ | |
507 | k = 1; | |
508 | for(j=0;j<ndeep;j++) if(itsGeomTreeCopys[i][j]!=0) | |
509 | k *= TMath::Abs(itsGeomTreeCopys[i][j]); | |
510 | mod += k; | |
511 | } // end for i | |
512 | ||
513 | if(fITSgeom!=0) delete fITSgeom; | |
514 | nlad[0]=20;nlad[1]=40;nlad[2]=14;nlad[3]=22;nlad[4]=34;nlad[5]=38; | |
515 | ndet[0]=4;ndet[1]=4;ndet[2]=6;ndet[3]=8;ndet[4]=22;ndet[5]=25; | |
516 | fITSgeom = new AliITSgeom(0,6,nlad,ndet,mod); | |
517 | mod = -1; | |
518 | for(lay=1;lay<=nlayers;lay++){ | |
519 | for(j=0;j<ndeep;j++) lnam[j] = itsGeomTreeNames[lay-1][j]; | |
520 | for(j=0;j<ndeep;j++) lnum[j] = itsGeomTreeCopys[lay-1][j]; | |
521 | switch (lay){ | |
522 | case 1: case 2: // layers 1 and 2 are a bit special | |
523 | lad = 0; | |
524 | for(j=1;j<=itsGeomTreeCopys[lay-1][4];j++){ | |
525 | lnum[4] = j; | |
526 | for(k=1;k<=itsGeomTreeCopys[lay-1][5];k++){ | |
527 | lad++; | |
528 | lnum[5] = k; | |
529 | for(det=1;det<=itsGeomTreeCopys[lay-1][6];det++){ | |
530 | lnum[6] = det; | |
531 | mod++; | |
532 | ig->GetGeometry(ndeep,lnam,lnum,t,r,idshape,npar,natt, | |
533 | par,att,imat,imed); | |
534 | fITSgeom->CreatMatrix(mod,lay,lad,det,kSPD,t,r); | |
535 | if(!(fITSgeom->IsShapeDefined((Int_t)kSPD))) | |
536 | fITSgeom->ReSetShape(kSPD, | |
537 | new AliITSgeomSPD425Short(npar,par)); | |
538 | } // end for det | |
539 | } // end for k | |
540 | } // end for j | |
541 | break; | |
542 | } // end switch | |
543 | } // end for lay | |
544 | return; | |
545 | } | |
546 | //______________________________________________________________________ | |
547 | void 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 | //______________________________________________________________________ | |
578 | void 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 | ||
623 | if(kNTYPES>3){ | |
624 | Warning("SetDefaults", | |
625 | "Only the four basic detector types are initialised!"); | |
626 | }// end if | |
627 | return; | |
628 | } | |
629 | //______________________________________________________________________ | |
630 | void AliITSvSPD02::DrawModule(){ | |
631 | //////////////////////////////////////////////////////////////////////// | |
632 | // Draw a shaded view of the ITS SPD test beam version 1. | |
633 | // Inputs: | |
634 | // none. | |
635 | // Outputs: | |
636 | // none. | |
637 | // Return: | |
638 | // none. | |
639 | //////////////////////////////////////////////////////////////////////// | |
640 | // Set everything unseen | |
641 | gMC->Gsatt("*", "seen", -1); | |
642 | // Set ALIC mother visible | |
643 | gMC->Gsatt("ALIC","SEEN",0); | |
644 | // Set ALIC ITS visible | |
645 | gMC->Gsatt("ITSV","SEEN",0); | |
646 | // Set ALIC Telescopes visible | |
647 | gMC->Gsatt("ITEL","SEEN",0); | |
648 | // Set ALIC detetcor visible | |
649 | gMC->Gsatt("IDET","SEEN",0); | |
650 | // Set Detector chip mother visible and drawn | |
651 | gMC->Gsatt("IPC0","SEEN",1); | |
652 | // Set Detector mother visible and drawn | |
653 | gMC->Gsatt("ITS0","SEEN",1); | |
654 | // Set minibus chip mother visible and drawn | |
655 | gMC->Gsatt("ICMB","SEEN",1); | |
656 | // Set minibus mother visible and drawn | |
657 | gMC->Gsatt("IMB0","SEEN",1); | |
658 | } | |
659 | //______________________________________________________________________ | |
660 | void AliITSvSPD02::StepManager(){ | |
661 | //////////////////////////////////////////////////////////////////////// | |
662 | // Called for every step in the ITS SPD test beam, then calles the | |
663 | // AliITShit class creator with the information to be recoreded about | |
664 | // that hit. | |
665 | // The value of the macro ALIITSPRINTGEOM if set to 1 will allow the | |
666 | // printing of information to a file which can be used to create a .det | |
667 | // file read in by the routine CreateGeometry(). If set to 0 or any other | |
668 | // value except 1, the default behavior, then no such file is created nor | |
669 | // it the extra variables and the like used in the printing allocated. | |
670 | // Inputs: | |
671 | // none. | |
672 | // Outputs: | |
673 | // none. | |
674 | // Return: | |
675 | // none. | |
676 | //////////////////////////////////////////////////////////////////////// | |
677 | Int_t copy, id; | |
678 | TLorentzVector position, momentum; | |
679 | static TLorentzVector position0; | |
680 | static Int_t stat0=0; | |
681 | if((id=gMC->CurrentVolID(copy) == fIDMother)&& | |
682 | (gMC->IsTrackEntering()||gMC->IsTrackExiting())){ | |
683 | gMC->TrackPosition(position); // Get Position | |
684 | gMC->TrackMomentum(momentum); // Get Momentum | |
685 | copy = fTrackReferences->GetEntriesFast(); | |
686 | TClonesArray &lTR = *fTrackReferences; | |
687 | // Fill TrackReference structure with this new TrackReference. | |
688 | AliTrackReference *tr = new(lTR[copy]) AliTrackReference(); | |
689 | tr->SetTrack(gAlice->CurrentTrack()); | |
690 | tr->SetPosition(position.X(),position.Y(),position.Z()); | |
691 | tr->SetMomentum(momentum.Px(),momentum.Py(),momentum.Pz()); | |
692 | tr->SetLength(gMC->TrackLength()); | |
693 | } // if Outer ITS mother Volume | |
694 | if(!(this->IsActive())){ | |
695 | return; | |
696 | } // end if !Active volume. | |
697 | Int_t vol[5]; | |
698 | TClonesArray &lhits = *fHits; | |
699 | // | |
700 | // Track status | |
701 | vol[3] = 0; | |
702 | vol[4] = 0; | |
703 | if(gMC->IsTrackInside()) vol[3] += 1; | |
704 | if(gMC->IsTrackEntering()) vol[3] += 2; | |
705 | if(gMC->IsTrackExiting()) vol[3] += 4; | |
706 | if(gMC->IsTrackOut()) vol[3] += 8; | |
707 | if(gMC->IsTrackDisappeared()) vol[3] += 16; | |
708 | if(gMC->IsTrackStop()) vol[3] += 32; | |
709 | if(gMC->IsTrackAlive()) vol[3] += 64; | |
710 | // | |
711 | // Fill hit structure. | |
712 | if(!(gMC->TrackCharge())) return; | |
713 | id = gMC->CurrentVolID(copy); | |
714 | if(id==fIdSens[0]){ | |
715 | vol[0] = vol[1] = 1; // Layer, ladder | |
716 | id = gMC->CurrentVolOffID(2,copy); | |
717 | //detector copy in the ladder = 1<->4 (ITS1 < I101 < I103 < I10A) | |
718 | vol[2] = copy; // detector | |
719 | } else if(id == fIdSens[1]){ | |
720 | vol[0] = 1; // layer | |
721 | vol[1] = 2; // ladder | |
722 | id = gMC->CurrentVolOffID(2,copy); | |
723 | //detector copy in the ladder = 1<->4 (ITS2 < I1D1 < I1D3 < I20A) | |
724 | vol[2] = copy; // detector | |
725 | } else return; // end if | |
726 | // | |
727 | gMC->TrackPosition(position); | |
728 | gMC->TrackMomentum(momentum); | |
729 | vol[4] = stat0; | |
730 | if(gMC->IsTrackEntering()){ | |
731 | position0 = position; | |
732 | stat0 = vol[3]; | |
733 | } // end if IsEntering | |
734 | // Fill hit structure with this new hit only for non-entrerance hits. | |
735 | else new(lhits[fNhits++]) AliITShit(fIshunt,gAlice->CurrentTrack(),vol, | |
736 | gMC->Edep(),gMC->TrackTime(),position, | |
737 | position0,momentum); | |
738 | // | |
739 | position0 = position; | |
740 | stat0 = vol[3]; | |
741 | ||
742 | return; | |
743 | } | |
744 |