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3b61c716 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | ||
b5cec7b2 | 16 | /* $Id$ */ |
3b61c716 | 17 | |
18 | //======================================================================== | |
19 | // | |
20 | // This class is a helper, producing ITS aligmnent objects. | |
21 | // It provides also some useful functions | |
22 | // See the parameters of the misalignment at the end of this script. | |
23 | // | |
24 | // Main author: L. Gaudichet | |
25 | // Contact: andrea.dainese@lnl.infn.it | |
26 | // | |
27 | //======================================================================== | |
28 | ||
29 | #include <TRandom3.h> | |
30 | #include <TClonesArray.h> | |
31 | #include <TMath.h> | |
32 | ||
33 | ||
34 | #include "AliLog.h" | |
35 | #include "AliAlignObjParams.h" | |
36 | #include "AliITSMisalignMaker.h" | |
37 | ||
38 | ||
39 | ClassImp(AliITSMisalignMaker) | |
40 | ||
41 | const Int_t AliITSMisalignMaker::fgkNLadders[AliITSMisalignMaker::kNLayers] = {20,40,14,22,34,38}; | |
42 | const Int_t AliITSMisalignMaker::fgkNDetectors[AliITSMisalignMaker::kNLayers] = {4,4,6,8,22,25}; | |
43 | ||
44 | ||
45 | //________________________________________________________________________ | |
46 | AliITSMisalignMaker::AliITSMisalignMaker(): | |
47 | fRnd(), | |
48 | fInd(0), | |
49 | fAlobj(TClonesArray("AliAlignObjParams",4000)), | |
50 | fStrSPD("ITS/SPD"), | |
51 | fStrSDD("ITS/SDD"), | |
52 | fStrSSD("ITS/SSD"), | |
53 | fStrStave("/Stave"), | |
54 | fStrHalfStave("/HalfStave"), | |
55 | fStrLadder("/Ladder"), | |
56 | fStrSector("/Sector"), | |
57 | fStrSensor("/Sensor") | |
58 | { | |
59 | fRnd.SetSeed(23472341); | |
60 | } | |
61 | //________________________________________________________________________ | |
62 | Int_t AliITSMisalignMaker::AddAlignObj(char* name,Double_t dx,Double_t dy,Double_t dz, | |
63 | Double_t dpsi,Double_t dtheta,Double_t dphi,Bool_t unif) { | |
64 | ||
65 | Double_t vx,vy,vz,vpsi,vtheta,vphi; | |
66 | ||
67 | if(!unif) { | |
68 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
69 | vy = GaussCut(0,dy/3.,dy); | |
70 | vz = GaussCut(0,dz/3.,dz); | |
71 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
72 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
73 | vphi = GaussCut(0,dphi/3., dphi); | |
74 | } else { | |
75 | vx = fRnd.Uniform(-dx,dx); | |
76 | vy = fRnd.Uniform(-dy,dy); | |
77 | vz = fRnd.Uniform(-dz,dz); | |
78 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
79 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
80 | vphi = fRnd.Uniform(-dphi,dphi); | |
81 | } | |
82 | ||
83 | new(fAlobj[fInd]) AliAlignObjParams(name,0,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); | |
84 | ||
85 | AliAlignObjParams* its_alobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); | |
86 | its_alobj->ApplyToGeometry(); | |
87 | ||
88 | fInd++; | |
89 | ||
90 | return kTRUE; | |
91 | } | |
92 | ||
93 | ||
94 | //________________________________________________________________________ | |
95 | Int_t AliITSMisalignMaker::AddAlignObj(Int_t lay,Double_t dx,Double_t dy,Double_t dz, | |
96 | Double_t dpsi,Double_t dtheta,Double_t dphi,Bool_t unif) { | |
97 | ||
98 | // misalignment at the level of ladders/modules | |
b5cec7b2 | 99 | lay+=1; // layers are numbered from 1 to 6 in AliGeomManager |
3b61c716 | 100 | |
b5cec7b2 | 101 | printf("LAYER %d MODULES %d\n",lay,AliGeomManager::LayerSize(lay)); |
3b61c716 | 102 | |
b5cec7b2 | 103 | for (Int_t iModule = 0; iModule < AliGeomManager::LayerSize(lay); iModule++) { |
3b61c716 | 104 | |
b5cec7b2 | 105 | Double_t vx,vy,vz,vpsi,vtheta,vphi; |
106 | ||
107 | if(!unif) { | |
108 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
109 | vy = GaussCut(0,dy/3.,dy); | |
110 | vz = GaussCut(0,dz/3.,dz); | |
111 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
112 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
113 | vphi = GaussCut(0,dphi/3., dphi); | |
114 | } else { | |
115 | vx = fRnd.Uniform(-dx,dx); | |
116 | vy = fRnd.Uniform(-dy,dy); | |
117 | vz = fRnd.Uniform(-dz,dz); | |
118 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
119 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
120 | vphi = fRnd.Uniform(-dphi,dphi); | |
3b61c716 | 121 | } |
b5cec7b2 | 122 | |
123 | UShort_t volid = AliGeomManager::LayerToVolUID(lay,iModule); | |
124 | const char *symname = AliGeomManager::SymName(volid); | |
125 | ||
126 | new(fAlobj[fInd]) AliAlignObjParams(symname,volid,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); | |
127 | AliAlignObjParams* its_alobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); | |
128 | its_alobj->ApplyToGeometry(); | |
129 | fInd++; | |
3b61c716 | 130 | } |
131 | ||
132 | return kTRUE; | |
133 | } | |
134 | ||
135 | ||
136 | //________________________________________________________________________ | |
137 | Int_t AliITSMisalignMaker::AddAlignObj(Int_t lay,Int_t ladd,Double_t dx,Double_t dy,Double_t dz, | |
138 | Double_t dpsi,Double_t dtheta,Double_t dphi,Bool_t unif) { | |
139 | ||
140 | // misalignment at the level of half-staves/ladders (ladd=-1 means that all ladders are scanned) | |
141 | ||
142 | Double_t vx,vy,vz,vpsi,vtheta,vphi; | |
143 | ||
144 | Int_t laddMin = ladd; | |
145 | Int_t laddMax = laddMin+1; | |
146 | if (ladd<0) { | |
147 | laddMin = 0; | |
148 | laddMax = fgkNLadders[lay]; | |
149 | } | |
150 | ||
151 | for (Int_t iLadd=laddMin; iLadd<laddMax; iLadd++) { | |
152 | ||
153 | Int_t nHS = 1; | |
154 | if (lay<2) nHS = 2; | |
155 | for (Int_t iHalfStave=0; iHalfStave<nHS; iHalfStave++) { | |
156 | ||
157 | if(!unif) { | |
158 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
159 | vy = GaussCut(0,dy/3.,dy); | |
160 | vz = GaussCut(0,dz/3.,dz); | |
161 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
162 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
163 | vphi = GaussCut(0,dphi/3., dphi); | |
164 | } else { | |
165 | vx = fRnd.Uniform(-dx,dx); | |
166 | vy = fRnd.Uniform(-dy,dy); | |
167 | vz = fRnd.Uniform(-dz,dz); | |
168 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
169 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
170 | vphi = fRnd.Uniform(-dphi,dphi); | |
171 | } | |
172 | ||
173 | TString name = GetHalfStaveLadderSymbName(lay,iLadd,iHalfStave); | |
174 | new(fAlobj[fInd]) AliAlignObjParams(name.Data(),0,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); | |
175 | AliAlignObjParams* its_alobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); | |
176 | its_alobj->ApplyToGeometry(); | |
177 | fInd++; | |
178 | } | |
179 | } | |
180 | ||
181 | return kTRUE; | |
182 | } | |
183 | ||
184 | ||
185 | //________________________________________________________________________ | |
186 | Int_t AliITSMisalignMaker::AddSectorAlignObj(Int_t sectMin,Int_t sectMax, | |
187 | Double_t dx,Double_t dy,Double_t dz, | |
188 | Double_t dpsi,Double_t dtheta,Double_t dphi, | |
189 | Double_t xShift,Double_t yShift,Double_t zShift, | |
190 | Double_t psiShift,Double_t thetaShift,Double_t phiShift,Bool_t unif) { | |
191 | ||
192 | // misalignment at the level of SPD sectors and half-barrels | |
193 | ||
194 | if ((sectMin<1) || (sectMax>10)) return kFALSE; | |
195 | Double_t vx,vy,vz,vpsi,vtheta,vphi; | |
196 | Double_t tr[3],rot[3]; | |
197 | ||
198 | for (Int_t iSect = sectMin-1; iSect<sectMax; iSect++) { | |
199 | ||
200 | // first, apply sector level misalignment | |
201 | if(!unif) { | |
202 | vx = GaussCut(0,dx/3.,dx); // mean, sigma, max absolute value | |
203 | vy = GaussCut(0,dy/3.,dy); | |
204 | vz = GaussCut(0,dz/3.,dz); | |
205 | vpsi = GaussCut(0,dpsi/3., dpsi ); | |
206 | vtheta = GaussCut(0,dtheta/3.,dtheta); | |
207 | vphi = GaussCut(0,dphi/3., dphi); | |
208 | } else { | |
209 | vx = fRnd.Uniform(-dx,dx); | |
210 | vy = fRnd.Uniform(-dy,dy); | |
211 | vz = fRnd.Uniform(-dz,dz); | |
212 | vpsi = fRnd.Uniform(-dpsi,dpsi); | |
213 | vtheta = fRnd.Uniform(-dtheta,dtheta); | |
214 | vphi = fRnd.Uniform(-dphi,dphi); | |
215 | } | |
216 | ||
217 | TString name = GetSymbName(0); | |
218 | name += fStrSector; | |
219 | name += iSect; | |
220 | ||
221 | ||
222 | AliAlignObjParams aaop(name.Data(),0,vx,vy,vz,vpsi,vtheta,vphi,kFALSE); // set them as local | |
223 | aaop.GetPars(tr,rot); // global | |
224 | ||
225 | // then, apply half-barrel level misalignment | |
226 | tr[0] += xShift; | |
227 | tr[1] += yShift; | |
228 | tr[2] += zShift; | |
229 | rot[0] += psiShift; | |
230 | rot[1] += thetaShift; | |
231 | rot[2] += phiShift; | |
232 | ||
233 | new(fAlobj[fInd]) AliAlignObjParams(name.Data(),0,tr[0],tr[1],tr[2],rot[0],rot[1],rot[2],kTRUE); // set them as global | |
234 | ||
235 | AliAlignObjParams* its_alobj = (AliAlignObjParams*) fAlobj.UncheckedAt(fInd); | |
236 | its_alobj->ApplyToGeometry(); | |
237 | fInd++; | |
238 | } | |
239 | return kTRUE; | |
240 | } | |
241 | ||
242 | //________________________________________________________________________ | |
243 | Double_t AliITSMisalignMaker::GaussCut(Double_t mean,Double_t sigma,Double_t absMax) { | |
244 | ||
245 | Double_t val = fRnd.Gaus(mean,sigma); | |
246 | while (TMath::Abs(val)>absMax) | |
247 | val = fRnd.Gaus(mean,sigma); | |
248 | return val; | |
249 | } | |
250 | ||
251 | //________________________________________________________________________ | |
252 | TString AliITSMisalignMaker::GetSymbName(Int_t layer) const { | |
253 | ||
254 | // be careful : SPD0 and SPD1 are not physically separated | |
255 | TString name; | |
256 | switch (layer) { | |
257 | case 0: | |
258 | case 1: name = fStrSPD; name += layer; break; | |
259 | case 2: | |
260 | case 3: name = fStrSDD; name += layer; break; | |
261 | case 4: | |
262 | case 5: name = fStrSSD; name += layer; break; | |
263 | default: AliFatal("Wrong layer index"); | |
264 | } | |
265 | return name; | |
266 | } | |
267 | ||
268 | //________________________________________________________________________ | |
269 | TString AliITSMisalignMaker::GetHalfStaveLadderSymbName(Int_t layer,Int_t ladd,Int_t halfStave) const { | |
270 | ||
271 | // Get logical names at the level of half-staves (SPD) or ladders (SDD and SSD) | |
272 | ||
273 | TString name = GetSymbName(layer); | |
274 | if (layer==0) { // SPD1 | |
275 | ||
276 | int sector = ladd/2; | |
277 | name += fStrSector; | |
278 | name += sector; | |
279 | int stave = ladd-sector*2; | |
280 | name += fStrStave; | |
281 | name += stave; | |
282 | name += fStrHalfStave; | |
283 | name += halfStave; | |
284 | } | |
285 | else if (layer==1) { // SPD2 | |
286 | ||
287 | int sector = ladd/4; | |
288 | name += fStrSector; | |
289 | name += sector; | |
290 | int stave = ladd-sector*4; | |
291 | name += fStrStave; | |
292 | name += stave; | |
293 | name += fStrHalfStave; | |
294 | name += halfStave; | |
295 | } | |
296 | else if (layer>=2 && layer<=5) { // SDD and SSD | |
297 | name += fStrLadder; | |
298 | name += ladd; | |
299 | } | |
300 | else { | |
301 | AliFatal("Wrong layer index"); | |
302 | } | |
303 | return name; | |
304 | } | |
305 | ||
306 | //________________________________________________________________________ | |
307 | TString AliITSMisalignMaker::GetSymbName(Int_t layer,Int_t ladd) const { | |
308 | ||
309 | // Get logical names at the level of staves / ladders | |
310 | ||
311 | TString name = GetSymbName(layer); | |
312 | if (layer==0) { // SPD1 | |
313 | ||
314 | int sector = ladd/2; | |
315 | name += fStrSector; | |
316 | name += sector; | |
317 | int stave = ladd-sector*2; | |
318 | name += fStrStave; | |
319 | name += stave; | |
320 | } | |
321 | else if (layer==1) { // SPD2 | |
322 | ||
323 | int sector = ladd/4; | |
324 | name += fStrSector; | |
325 | name += sector; | |
326 | int stave = ladd-sector*4; | |
327 | name += fStrStave; | |
328 | name += stave; | |
329 | } | |
330 | else if (layer>=2 && layer<=5) { // SDD and SSD | |
331 | name += fStrLadder; | |
332 | name += ladd; | |
333 | } | |
334 | else { | |
335 | AliFatal("Wrong layer index"); | |
336 | } | |
337 | return name; | |
338 | } | |
b5cec7b2 | 339 | /* |
3b61c716 | 340 | //________________________________________________________________________ |
341 | TString AliITSMisalignMaker::GetSymbName(Int_t layer,Int_t ladd,Int_t mod) const { | |
342 | ||
343 | // Get logical names at the level of SPD ladders / SDD and SSD modules | |
344 | ||
345 | Int_t halfStave = mod/2; | |
346 | TString name = GetHalfStaveLadderSymbName(layer,ladd,halfStave); | |
347 | ||
348 | if (layer<2) { // SPD | |
349 | name += fStrLadder; | |
350 | name += mod; | |
351 | } | |
352 | else if (layer>=2 && layer<=5) { // SDD and SSD | |
353 | name += fStrSensor; | |
354 | name += mod; | |
355 | } | |
356 | else { | |
357 | AliFatal("Wrong layer index"); | |
358 | } | |
359 | return name; | |
360 | } | |
b5cec7b2 | 361 | */ |