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b33ed6c7 | 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. * | |
0e46b9ae | 14 | ***************************************************************************/ |
15 | ||
16 | /* | |
b33ed6c7 | 17 | $Log$ |
24cd30eb | 18 | Revision 1.19 2007/10/02 09:46:08 arcelli |
19 | add methods to retrieve real survey data, and make some analysis (by B. Guerzoni) | |
20 | ||
90dbf5fb | 21 | Revision 1.17 2007/06/06 16:26:46 arcelli |
22 | remove fall-back call to local CDB storage | |
23 | ||
03705065 | 24 | Revision 1.16 2007/05/15 16:25:44 cvetan |
25 | Moving the alignment-related static methods from AliAlignObj to the new geometry steering class AliGeomManager (macro from Raffaele) | |
26 | ||
ae079791 | 27 | Revision 1.15 2007/05/03 09:25:10 decaro |
28 | Coding convention: RN13 violation -> suppression | |
29 | ||
cbf167bd | 30 | Revision 1.14 2007/04/18 14:49:54 arcelli |
31 | Some code cleanup, added more debug info | |
32 | ||
99a365f3 | 33 | Revision 1.13 2007/04/17 16:38:36 arcelli |
34 | Include Methods to derive TOF AlignObjs from Survey Data | |
35 | ||
5398b994 | 36 | Revision 1.12 2007/02/28 18:09:23 arcelli |
37 | Add protection against failed retrieval of the CDB cal object | |
38 | ||
1b20c168 | 39 | Revision 1.11 2006/09/19 14:31:26 cvetan |
40 | Bugfixes and clean-up of alignment object classes. Introduction of so called symbolic names used to identify the alignable volumes (Raffaele and Cvetan) | |
41 | ||
b760c02e | 42 | Revision 1.10 2006/08/22 13:26:05 arcelli |
43 | removal of effective c++ warnings (C.Zampolli) | |
44 | ||
655e379f | 45 | Revision 1.9 2006/08/10 14:46:54 decaro |
46 | TOF raw data format: updated version | |
47 | ||
d0eb8f39 | 48 | Revision 1.8 2006/05/04 19:41:42 hristov |
49 | Possibility for partial TOF geometry (S.Arcelli) | |
50 | ||
06e24a91 | 51 | Revision 1.7 2006/04/27 13:13:29 hristov |
52 | Moving the destructor to the implementation file | |
53 | ||
e78d8265 | 54 | Revision 1.6 2006/04/20 22:30:49 hristov |
55 | Coding conventions (Annalisa) | |
56 | ||
0e46b9ae | 57 | Revision 1.5 2006/04/16 22:29:05 hristov |
58 | Coding conventions (Annalisa) | |
59 | ||
7aeeaf38 | 60 | Revision 1.4 2006/04/05 08:35:38 hristov |
61 | Coding conventions (S.Arcelli, C.Zampolli) | |
62 | ||
340693af | 63 | Revision 1.3 2006/03/31 13:49:07 arcelli |
64 | Removing some junk printout | |
65 | ||
0120b1d1 | 66 | Revision 1.2 2006/03/31 11:26:30 arcelli |
67 | changing CDB Ids according to standard convention | |
68 | ||
28dd10b6 | 69 | Revision 1.1 2006/03/28 14:54:48 arcelli |
70 | class for TOF alignment | |
71 | ||
b33ed6c7 | 72 | author: Silvia Arcelli, arcelli@bo.infn.it |
73 | */ | |
74 | ||
0e46b9ae | 75 | ///////////////////////////////////////////////////////// |
76 | // // | |
77 | // Class for alignment procedure // | |
78 | // // | |
79 | // // | |
80 | // // | |
81 | ///////////////////////////////////////////////////////// | |
82 | ||
b33ed6c7 | 83 | #include <Rtypes.h> |
0e46b9ae | 84 | |
5c7c93fa | 85 | #include "TGeoMatrix.h" |
5398b994 | 86 | #include "TMath.h" |
87 | #include "TFile.h" | |
0e46b9ae | 88 | #include "TRandom.h" |
5c7c93fa | 89 | #include "TGeoManager.h" |
90 | #include "TGeoVolume.h" | |
91 | #include "TGeoBBox.h" | |
92 | #include "TGeoTrd1.h" | |
93 | #include "TGeoPhysicalNode.h" | |
94 | #include "TGeoNode.h" | |
95 | #include "TObjString.h" | |
0e46b9ae | 96 | |
b33ed6c7 | 97 | #include "AliLog.h" |
5c7c93fa | 98 | //#include "AliAlignObj.h" |
90dbf5fb | 99 | #include "AliAlignObjParams.h" |
5398b994 | 100 | #include "AliAlignObjMatrix.h" |
b33ed6c7 | 101 | #include "AliCDBManager.h" |
102 | #include "AliCDBMetaData.h" | |
b33ed6c7 | 103 | #include "AliCDBId.h" |
104 | #include "AliCDBEntry.h" | |
0e46b9ae | 105 | #include "AliTOFAlignment.h" |
a1523f55 | 106 | #include "AliSurveyObj.h" |
107 | #include "AliSurveyPoint.h" | |
5c7c93fa | 108 | |
b33ed6c7 | 109 | ClassImp(AliTOFAlignment) |
a1523f55 | 110 | |
5398b994 | 111 | const Double_t AliTOFAlignment::fgkRorigTOF = 384.5; // Mean Radius of the TOF ext. volume, cm |
a1523f55 | 112 | const Double_t AliTOFAlignment::fgkX1BTOF = 124.5; //x1 size of BTOF |
113 | const Double_t AliTOFAlignment::fgkX2BTOF = 134.7262; //x2 size of BTOF | |
114 | const Double_t AliTOFAlignment::fgkYBTOF = 747.2; //y size of BTOF | |
115 | const Double_t AliTOFAlignment::fgkZBTOF = 29.0; //z size of BTOF | |
116 | const Double_t AliTOFAlignment::fgkXFM = 38.0; //x pos of FM in BTOF, cm | |
117 | const Double_t AliTOFAlignment::fgkYFM = 457.3; //y pos of FM in BTOF, cm | |
118 | const Double_t AliTOFAlignment::fgkZFM = 11.2; //z pos of FM in BTOF, cm | |
b33ed6c7 | 119 | |
120 | //_____________________________________________________________________________ | |
655e379f | 121 | AliTOFAlignment::AliTOFAlignment(): |
122 | TTask("AliTOFAlignment",""), | |
123 | fNTOFAlignObj(0), | |
5398b994 | 124 | fTOFmgr(0x0), |
655e379f | 125 | fTOFAlignObjArray(0x0) |
126 | { | |
5398b994 | 127 | //AliTOFalignment main Ctor |
a1523f55 | 128 | for(Int_t i=0; i<18;i++) |
129 | for(Int_t j=0; j<5; j++) | |
130 | fNFMforSM[i][j]=0; | |
131 | for(Int_t i=0; i<72; i++) | |
132 | for (Int_t j=0; j<6; j++) | |
133 | fCombFMData[i][j]=0; | |
b33ed6c7 | 134 | } |
135 | //_____________________________________________________________________________ | |
655e379f | 136 | AliTOFAlignment::AliTOFAlignment(const AliTOFAlignment &t): |
137 | TTask("AliTOFAlignment",""), | |
138 | fNTOFAlignObj(0), | |
5398b994 | 139 | fTOFmgr(0x0), |
655e379f | 140 | fTOFAlignObjArray(0x0) |
141 | { | |
b33ed6c7 | 142 | //AliTOFAlignment copy Ctor |
143 | ||
144 | fNTOFAlignObj=t.fNTOFAlignObj; | |
145 | fTOFAlignObjArray=t.fTOFAlignObjArray; | |
5398b994 | 146 | //AliTOFalignment main Ctor |
a1523f55 | 147 | for(Int_t i=0; i<18;i++) |
148 | for(Int_t j=0; j<5; j++) | |
149 | fNFMforSM[i][j]=t.fNFMforSM[i][j]; | |
150 | for(Int_t i=0; i<72; i++) | |
151 | for (Int_t j=0; j<6; j++) | |
152 | fCombFMData[i][j]=t.fCombFMData[i][j]; | |
b33ed6c7 | 153 | } |
b33ed6c7 | 154 | //_____________________________________________________________________________ |
7aeeaf38 | 155 | AliTOFAlignment& AliTOFAlignment::operator=(const AliTOFAlignment &t){ |
156 | //AliTOFAlignment assignment operator | |
157 | ||
158 | this->fNTOFAlignObj=t.fNTOFAlignObj; | |
5398b994 | 159 | this->fTOFmgr=t.fTOFmgr; |
7aeeaf38 | 160 | this->fTOFAlignObjArray=t.fTOFAlignObjArray; |
161 | return *this; | |
162 | ||
163 | } | |
7aeeaf38 | 164 | //_____________________________________________________________________________ |
99a365f3 | 165 | AliTOFAlignment::~AliTOFAlignment() { |
166 | delete fTOFAlignObjArray; | |
167 | delete fTOFmgr; | |
168 | } | |
e78d8265 | 169 | |
170 | //_____________________________________________________________________________ | |
340693af | 171 | void AliTOFAlignment::Smear( Float_t *tr, Float_t *rot) |
172 | { | |
173 | //Introduce Random Offset/Tilts | |
b33ed6c7 | 174 | fTOFAlignObjArray = new TObjArray(kMaxAlignObj); |
175 | Float_t dx, dy, dz; // shifts | |
176 | Float_t dpsi, dtheta, dphi; // angular displacements | |
177 | TRandom *rnd = new TRandom(1567); | |
06e24a91 | 178 | |
179 | Int_t nSMTOF = 18; | |
ae079791 | 180 | AliGeomManager::ELayerID iLayer = AliGeomManager::kInvalidLayer; |
28dd10b6 | 181 | UShort_t iIndex=0; //dummy volume index |
ae079791 | 182 | // AliGeomManager::ELayerID iLayer = AliGeomManager::kTOF; |
28dd10b6 | 183 | // Int_t iIndex=1; //dummy volume index |
ae079791 | 184 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(iLayer,iIndex); //dummy volume identity |
b33ed6c7 | 185 | Int_t i; |
06e24a91 | 186 | for (i = 0; i<nSMTOF ; i++) { |
187 | Char_t path[100]; | |
188 | sprintf(path,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",i,i); | |
189 | ||
190 | dx = (rnd->Gaus(0.,1.))*tr[0]; | |
191 | dy = (rnd->Gaus(0.,1.))*tr[1]; | |
192 | dz = (rnd->Gaus(0.,1.))*tr[2]; | |
193 | dpsi = rot[0]; | |
194 | dtheta = rot[1]; | |
195 | dphi = rot[2]; | |
90dbf5fb | 196 | AliAlignObjParams *o =new AliAlignObjParams(path, dvoluid, dx, dy, dz, dpsi, dtheta, dphi, kTRUE); |
b33ed6c7 | 197 | fTOFAlignObjArray->Add(o); |
198 | } | |
199 | ||
b33ed6c7 | 200 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); |
201 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
202 | delete rnd; | |
203 | } | |
204 | ||
205 | //_____________________________________________________________________________ | |
340693af | 206 | void AliTOFAlignment::Align( Float_t *tr, Float_t *rot) |
207 | { | |
208 | //Introduce Offset/Tilts | |
b33ed6c7 | 209 | |
210 | fTOFAlignObjArray = new TObjArray(kMaxAlignObj); | |
211 | Float_t dx, dy, dz; // shifts | |
212 | Float_t dpsi, dtheta, dphi; // angular displacements | |
b33ed6c7 | 213 | |
214 | ||
06e24a91 | 215 | Int_t nSMTOF = 18; |
ae079791 | 216 | AliGeomManager::ELayerID iLayer = AliGeomManager::kInvalidLayer; |
28dd10b6 | 217 | UShort_t iIndex=0; //dummy volume index |
ae079791 | 218 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(iLayer,iIndex); //dummy volume identity |
b33ed6c7 | 219 | Int_t i; |
06e24a91 | 220 | for (i = 0; i<nSMTOF ; i++) { |
221 | ||
222 | Char_t path[100]; | |
223 | sprintf(path,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",i,i); | |
224 | dx = tr[0]; | |
225 | dy = tr[1]; | |
226 | dz = tr[2]; | |
227 | dpsi = rot[0]; | |
228 | dtheta = rot[1]; | |
229 | dphi = rot[2]; | |
b33ed6c7 | 230 | |
90dbf5fb | 231 | AliAlignObjParams *o =new AliAlignObjParams(path, dvoluid, dx, dy, dz, dpsi, dtheta, dphi, kTRUE); |
b33ed6c7 | 232 | fTOFAlignObjArray->Add(o); |
233 | } | |
234 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
235 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
236 | } | |
237 | //_____________________________________________________________________________ | |
340693af | 238 | void AliTOFAlignment::WriteParOnCDB(Char_t *sel, Int_t minrun, Int_t maxrun) |
239 | { | |
240 | //Write Align Par on CDB | |
b33ed6c7 | 241 | AliCDBManager *man = AliCDBManager::Instance(); |
b33ed6c7 | 242 | Char_t *sel1 = "AlignPar" ; |
243 | Char_t out[100]; | |
244 | sprintf(out,"%s/%s",sel,sel1); | |
245 | AliCDBId idTOFAlign(out,minrun,maxrun); | |
246 | AliCDBMetaData *mdTOFAlign = new AliCDBMetaData(); | |
247 | mdTOFAlign->SetResponsible("TOF"); | |
248 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
249 | man->Put(fTOFAlignObjArray,idTOFAlign,mdTOFAlign); | |
250 | } | |
251 | //_____________________________________________________________________________ | |
340693af | 252 | void AliTOFAlignment::ReadParFromCDB(Char_t *sel, Int_t nrun) |
253 | { | |
254 | //Read Align Par from CDB | |
b33ed6c7 | 255 | AliCDBManager *man = AliCDBManager::Instance(); |
b33ed6c7 | 256 | Char_t *sel1 = "AlignPar" ; |
257 | Char_t out[100]; | |
258 | sprintf(out,"%s/%s",sel,sel1); | |
259 | AliCDBEntry *entry = man->Get(out,nrun); | |
1b20c168 | 260 | if (!entry) { |
261 | AliError(Form("Failed to get entry: %s",out)); | |
262 | return; | |
263 | } | |
b33ed6c7 | 264 | fTOFAlignObjArray=(TObjArray*)entry->GetObject(); |
265 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
266 | AliInfo(Form("Number of Alignable Volumes from CDB: %d",fNTOFAlignObj)); | |
267 | ||
268 | } | |
269 | //_____________________________________________________________________________ | |
340693af | 270 | void AliTOFAlignment::WriteSimParOnCDB(Char_t *sel, Int_t minrun, Int_t maxrun) |
271 | { | |
272 | //Write Sim Align Par on CDB | |
b33ed6c7 | 273 | AliCDBManager *man = AliCDBManager::Instance(); |
b33ed6c7 | 274 | Char_t *sel1 = "AlignSimPar" ; |
275 | Char_t out[100]; | |
276 | sprintf(out,"%s/%s",sel,sel1); | |
277 | AliCDBId idTOFAlign(out,minrun,maxrun); | |
278 | AliCDBMetaData *mdTOFAlign = new AliCDBMetaData(); | |
279 | mdTOFAlign->SetResponsible("TOF"); | |
280 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
281 | man->Put(fTOFAlignObjArray,idTOFAlign,mdTOFAlign); | |
282 | } | |
283 | //_____________________________________________________________________________ | |
284 | void AliTOFAlignment::ReadSimParFromCDB(Char_t *sel, Int_t nrun){ | |
340693af | 285 | //Read Sim Align Par from CDB |
b33ed6c7 | 286 | AliCDBManager *man = AliCDBManager::Instance(); |
b33ed6c7 | 287 | Char_t *sel1 = "AlignSimPar" ; |
288 | Char_t out[100]; | |
289 | sprintf(out,"%s/%s",sel,sel1); | |
290 | AliCDBEntry *entry = man->Get(out,nrun); | |
291 | fTOFAlignObjArray=(TObjArray*)entry->GetObject(); | |
292 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
293 | AliInfo(Form("Number of Alignable Volumes from CDB: %d",fNTOFAlignObj)); | |
294 | ||
295 | } | |
28dd10b6 | 296 | //_____________________________________________________________________________ |
340693af | 297 | void AliTOFAlignment::WriteOnCDBforDC() |
298 | { | |
299 | //Write Align Par on CDB for DC06 | |
28dd10b6 | 300 | AliCDBManager *man = AliCDBManager::Instance(); |
28dd10b6 | 301 | AliCDBId idTOFAlign("TOF/Align/Data",0,0); |
302 | AliCDBMetaData *mdTOFAlign = new AliCDBMetaData(); | |
303 | mdTOFAlign->SetComment("Alignment objects for ideal geometry, i.e. applying them to TGeo has to leave geometry unchanged"); | |
304 | mdTOFAlign->SetResponsible("TOF"); | |
305 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
306 | man->Put(fTOFAlignObjArray,idTOFAlign,mdTOFAlign); | |
307 | } | |
308 | //_____________________________________________________________________________ | |
340693af | 309 | void AliTOFAlignment::ReadFromCDBforDC() |
310 | { | |
311 | //Read Sim Align Par from CDB for DC06 | |
28dd10b6 | 312 | AliCDBManager *man = AliCDBManager::Instance(); |
28dd10b6 | 313 | AliCDBEntry *entry = man->Get("TOF/Align/Data",0); |
314 | fTOFAlignObjArray=(TObjArray*)entry->GetObject(); | |
315 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
316 | AliInfo(Form("Number of Alignable Volumes from CDB: %d",fNTOFAlignObj)); | |
317 | ||
318 | } | |
a1523f55 | 319 | |
5398b994 | 320 | //_____________________________________________________________________________ |
321 | void AliTOFAlignment::BuildGeomForSurvey() | |
322 | { | |
323 | ||
99a365f3 | 324 | //Generates the ideal TOF structure with four Fiducial Marks in each |
325 | //supermodule (two on each z side) in their expected position. | |
a1523f55 | 326 | //Make BTOF |
5398b994 | 327 | |
328 | fTOFmgr = new TGeoManager("Geom","survey to alignment for TOF"); | |
329 | TGeoMedium *medium = 0; | |
330 | TGeoVolume *top = fTOFmgr->MakeBox("TOP",medium,1000,1000,1000); | |
331 | fTOFmgr->SetTopVolume(top); | |
332 | // make shape components: | |
a1523f55 | 333 | // This is the BTOF containing the FTOA |
334 | TGeoTrd1 *strd1 = new TGeoTrd1(fgkX1BTOF*0.5,fgkX2BTOF*0.5, fgkYBTOF*0.5,fgkZBTOF*0.5); | |
335 | TGeoVolume* trd1[18]; | |
5398b994 | 336 | |
337 | // Now four fiducial marks on SM, expressed in local coordinates | |
a1523f55 | 338 | // They are positioned at x=+/- 38 cm, y=+/- 457.3 cm, z=11.2 cm |
339 | ||
5398b994 | 340 | TGeoBBox *fmbox = new TGeoBBox(1,1,1); |
341 | TGeoVolume* fm = new TGeoVolume("FM",fmbox); | |
a1523f55 | 342 | fm->SetLineColor(2); |
343 | ||
5398b994 | 344 | |
a1523f55 | 345 | TGeoTranslation* mAtr = new TGeoTranslation("mAtr",-fgkXFM, -fgkYFM ,fgkZFM); |
346 | TGeoTranslation* mBtr = new TGeoTranslation("mBtr",fgkXFM, -fgkYFM ,fgkZFM ); | |
347 | TGeoTranslation* mCtr = new TGeoTranslation("mCtr",fgkXFM, fgkYFM ,fgkZFM ); | |
348 | TGeoTranslation* mDtr = new TGeoTranslation("mDtr",-fgkXFM, fgkYFM ,fgkZFM ); | |
5398b994 | 349 | |
350 | // position all this stuff in the global ALICE frame | |
351 | ||
352 | char name[16]; | |
353 | Double_t smX = 0.; | |
354 | Double_t smY = 0.; | |
355 | Double_t smZ = 0.; | |
356 | Float_t smR = fgkRorigTOF; | |
5398b994 | 357 | for (Int_t iSM = 0; iSM < 18; iSM++) { |
358 | Int_t mod = iSM + 13; | |
359 | if (mod > 17) mod -= 18; | |
360 | sprintf(name, "BTOF%d",mod); | |
a1523f55 | 361 | trd1[iSM] = new TGeoVolume(name,strd1); |
5398b994 | 362 | Float_t phi = iSM * 20.; |
a1523f55 | 363 | Float_t phi2 = 270 + phi; |
364 | if (phi2 >= 360.) phi2 -= 360.; | |
5398b994 | 365 | smX = TMath::Sin(phi*TMath::Pi()/180.)*smR; |
366 | smY = -TMath::Cos(phi*TMath::Pi()/180.)*smR; | |
a1523f55 | 367 | smZ = 0.; |
368 | TGeoRotation* bTOFRot = new TGeoRotation("bTOFRot",phi,90,0.); | |
369 | TGeoCombiTrans trans = *(new TGeoCombiTrans(smX,smY,smZ, bTOFRot)); | |
5398b994 | 370 | TGeoMatrix* id = new TGeoHMatrix(); |
371 | TGeoHMatrix transMat = *id * trans; | |
372 | TGeoHMatrix *smTrans = new TGeoHMatrix(transMat); | |
a1523f55 | 373 | |
374 | trd1[iSM]->AddNode(fm,1,mAtr); //place FM in BTOF | |
375 | trd1[iSM]->AddNode(fm,2,mBtr); | |
376 | trd1[iSM]->AddNode(fm,3,mCtr); | |
377 | trd1[iSM]->AddNode(fm,4,mDtr); | |
378 | top->AddNode(trd1[iSM],1,smTrans); //place BTOF_iSM in ALICE | |
379 | trd1[iSM]->SetVisDaughters(); | |
380 | trd1[iSM]->SetLineColor(iSM); //black | |
381 | ||
5398b994 | 382 | } |
383 | ||
384 | fTOFmgr->CloseGeometry(); | |
385 | fTOFmgr->GetTopVolume()->Draw(); | |
386 | fTOFmgr->SetVisOption(0); | |
387 | fTOFmgr->SetVisLevel(6); | |
388 | ||
a1523f55 | 389 | // Now Store the "Ideal" Global Matrices (local to global) for later use |
390 | ||
5398b994 | 391 | for (Int_t iSM = 0; iSM < 18; iSM++) { |
392 | ||
393 | sprintf(name, "TOP_1/BTOF%d_1", iSM); | |
99a365f3 | 394 | printf("\n\n***************** TOF SuperModule: %s ****************** \n",name); |
5398b994 | 395 | TGeoPhysicalNode* pn3 = fTOFmgr->MakePhysicalNode(name); |
a1523f55 | 396 | fTOFMatrixId[iSM] = pn3->GetMatrix(); //save "ideal" global matrix |
99a365f3 | 397 | printf("\n\n*************** The Ideal Matrix in GRS *****************\n"); |
5398b994 | 398 | fTOFMatrixId[iSM]->Print(); |
399 | ||
400 | } | |
401 | } | |
a1523f55 | 402 | |
5398b994 | 403 | //_____________________________________________________________________________ |
a1523f55 | 404 | void AliTOFAlignment::InsertMisAlignment(Float_t *mis) |
5398b994 | 405 | { |
406 | // Now Apply the Displacements and store the misaligned FM positions... | |
a1523f55 | 407 | // |
408 | // | |
5398b994 | 409 | |
a1523f55 | 410 | Double_t lA[3]={-fgkXFM, -fgkYFM ,fgkZFM}; |
411 | Double_t lB[3]={fgkXFM, -fgkYFM ,fgkZFM}; | |
412 | Double_t lC[3]={fgkXFM, fgkYFM ,fgkZFM}; | |
413 | Double_t lD[3]={-fgkXFM, fgkYFM ,fgkZFM}; | |
5398b994 | 414 | |
415 | for(Int_t iSM=0;iSM<18;iSM++){ | |
a1523f55 | 416 | char name[16]; |
417 | sprintf(name, "TOP_1/BTOF%d_1", iSM); | |
418 | fTOFmgr->cd(name); | |
419 | printf("\n\n******Misaligning TOF SuperModule ************** %s \n",name); | |
5398b994 | 420 | |
a1523f55 | 421 | // ************* get ideal global matrix ******************* |
5398b994 | 422 | TGeoHMatrix g3 = *fTOFmgr->GetCurrentMatrix(); |
a1523f55 | 423 | AliInfo(Form("This is the ideal global trasformation of SM %i",iSM)); |
424 | g3.Print(); // g3 is the local(BTOF) to global (ALICE) matrix and is the same of fTOFMatrixId | |
425 | TGeoNode* n3 = fTOFmgr->GetCurrentNode(); | |
5398b994 | 426 | TGeoMatrix* l3 = n3->GetMatrix(); |
a1523f55 | 427 | |
428 | Double_t gA[3], gB[3], gC[3], gD[3]; // ideal global FM point coord. | |
cbf167bd | 429 | g3.LocalToMaster(lA,gA); |
430 | g3.LocalToMaster(lB,gB); | |
431 | g3.LocalToMaster(lC,gC); | |
432 | g3.LocalToMaster(lD,gD); | |
a1523f55 | 433 | |
434 | // We apply a delta transformation to the surveyed vol to represent | |
435 | // its real position, given below by ng3 nl3, which differs from its | |
436 | // ideal position saved above in g3 and l3 | |
437 | ||
438 | //we have to express the displacements as regards the old local RS (non misaligned BTOF) | |
439 | Double_t dx = mis[0]; // shift along x | |
440 | Double_t dy = mis[1]; // shift along y | |
441 | Double_t dz = mis[2]; // shift along z | |
442 | Double_t dphi = mis[3]; // rot around z | |
443 | Double_t dtheta = mis[4]; // rot around x' | |
444 | Double_t dpsi = mis[5]; // rot around z'' | |
5398b994 | 445 | |
446 | TGeoRotation* rrot = new TGeoRotation("rot",dphi,dtheta,dpsi); | |
447 | TGeoCombiTrans localdelta = *(new TGeoCombiTrans(dx,dy,dz, rrot)); | |
a1523f55 | 448 | AliInfo(Form("This is the local delta trasformation for SM %i \n",iSM)); |
449 | localdelta.Print(); | |
5398b994 | 450 | TGeoHMatrix nlocal = *l3 * localdelta; |
a1523f55 | 451 | TGeoHMatrix* nl3 = new TGeoHMatrix(nlocal); // new matrix, representing real position (from new local mis RS to the global one) |
452 | ||
5398b994 | 453 | TGeoPhysicalNode* pn3 = fTOFmgr->MakePhysicalNode(name); |
5398b994 | 454 | |
a1523f55 | 455 | pn3->Align(nl3); |
5398b994 | 456 | |
457 | TGeoHMatrix* ng3 = pn3->GetMatrix(); //"real" global matrix, what survey sees | |
99a365f3 | 458 | printf("\n\n************* The Misaligned Matrix in GRS **************\n"); |
5398b994 | 459 | ng3->Print(); |
a1523f55 | 460 | Double_t ngA[3], ngB[3], ngC[3], ngD[3];// real FM point coord., global RS |
cbf167bd | 461 | ng3->LocalToMaster(lA,ngA); |
462 | ng3->LocalToMaster(lB,ngB); | |
463 | ng3->LocalToMaster(lC,ngC); | |
464 | ng3->LocalToMaster(lD,ngD); | |
5398b994 | 465 | |
a1523f55 | 466 | for(Int_t coord=0;coord<3;coord++){ |
467 | fCombFMData[iSM*4][2*coord]=ngA[coord]; | |
468 | fCombFMData[iSM*4][2*coord+1]=1; | |
469 | fCombFMData[iSM*4+1][2*coord]=ngB[coord]; | |
470 | fCombFMData[iSM*4+1][2*coord+1]=1; | |
471 | fCombFMData[iSM*4+2][2*coord]=ngC[coord]; | |
472 | fCombFMData[iSM*4+2][2*coord+1]=1; | |
473 | fCombFMData[iSM*4+3][2*coord]=ngD[coord]; | |
474 | fCombFMData[iSM*4+3][2*coord+1]=1; | |
475 | } | |
476 | } | |
477 | ||
478 | } | |
479 | ||
480 | //____________________________________________________________________________ | |
481 | void AliTOFAlignment::WriteCombData(const Char_t *nomefile, Int_t option) | |
482 | { | |
483 | // 1 for simulated data; 0 for data from survey file | |
484 | // write combined data on a file | |
485 | // | |
486 | ||
487 | FILE *data; | |
488 | /* Open file in text mode: */ | |
489 | if( (data = fopen( nomefile, "w+t" )) != NULL ){ | |
490 | if (option==1){ | |
491 | fprintf( data, "simulated data\n" );} else { | |
492 | fprintf( data, "survey data\n" );} | |
493 | if (option==1){ | |
494 | fprintf( data, "data from InsertMisAlignmentBTOF method\n");} | |
495 | else {fprintf( data, "real survey data from text file (coordinate in global RS)\n");} | |
496 | fprintf( data, "Point Name,XPH,YPH,ZPH,PrecisionX(mm),PrecisionY(mm),PrecisionZ(mm)\n"); | |
497 | fprintf( data, "> Data:\n"); | |
498 | for(Int_t i=0;i<72;i++){ | |
499 | if (fCombFMData[i][0]!=0){ | |
500 | fprintf( data, "SM%02iFM%i %f %f %f M Y %f %f %f\n", (i-i%4)/4, i%4, fCombFMData[i][0],fCombFMData[i][2],fCombFMData[i][4],fCombFMData[i][1]*10,fCombFMData[i][3]*10,fCombFMData[i][5]*10); | |
501 | } | |
5398b994 | 502 | } |
a1523f55 | 503 | fclose( data ); |
504 | } | |
505 | else{ | |
506 | printf( "Problem opening the file\n" ); | |
5398b994 | 507 | } |
a1523f55 | 508 | |
509 | return; | |
510 | } | |
511 | ||
512 | //____________________________________________________________________________ | |
513 | void AliTOFAlignment::WriteSimSurveyData(const Char_t *nomefile) | |
514 | { | |
515 | // write sim data in standard format | |
516 | // | |
517 | // | |
518 | ||
519 | FILE *data; | |
520 | /* Open file in text mode: */ | |
521 | if( (data = fopen( nomefile, "w+t" )) != NULL ) | |
522 | { | |
523 | fprintf( data, "> Title:\n" ); | |
524 | fprintf( data, "simulated data\n" ); | |
525 | fprintf( data, "> Date:\n" ); | |
526 | fprintf( data, "24.09.2007\n" ); | |
527 | fprintf( data, "> Subdetector:\n" ); | |
528 | fprintf( data, "TOF\n" ); | |
529 | fprintf( data, "> Report URL:\n" ); | |
530 | fprintf( data, "https://edms.cern.ch/document/835615\n" ); | |
531 | fprintf( data, "> Version:\n" ); | |
532 | fprintf( data, "1\n"); | |
533 | fprintf( data, "> General Observations:\n"); | |
534 | fprintf( data, "data from InsertMisAlignmentBTOF method\n"); | |
535 | fprintf( data, "> Coordinate System:\n"); | |
536 | fprintf( data, "\\ALICEPH\n"); | |
537 | fprintf( data, "> Units:\n"); | |
538 | fprintf( data, "cm\n"); | |
539 | fprintf( data, "> Nr Columns:\n"); | |
540 | fprintf( data, "9\n"); | |
541 | fprintf( data, "> Column Names:\n"); | |
542 | fprintf( data, "Point Name,XPH,YPH,ZPH,Point Type,Target Used,PrecisionX(mm),PrecisionY(mm),PrecisionZ(mm)\n"); | |
543 | fprintf( data, "> Data:\n"); | |
544 | for(Int_t i=0;i<72;i++) | |
545 | if (fCombFMData[i][0]!=0) | |
546 | fprintf( data, "SM%02iFM%i %f %f %f M Y %f %f %f\n", (i-i%4)/4, i%4, fCombFMData[i][0],fCombFMData[i][2],fCombFMData[i][4],fCombFMData[i][1],fCombFMData[i][3],fCombFMData[i][5]); | |
547 | ||
548 | fclose( data ); | |
549 | } | |
550 | else | |
551 | printf( "Problem opening the file\n" ); | |
552 | } | |
553 | ||
554 | //____________________________________________________________________________ | |
555 | void AliTOFAlignment::MakeDefData(const Int_t nf,TString namefiles[]) | |
556 | { | |
557 | //this method combines survey data from different files (namefiles[]) | |
558 | // | |
559 | // | |
560 | ||
561 | Float_t data[72][6][100]; | |
562 | for (Int_t i=0;i<72;i++) | |
563 | for (Int_t j=0; j<6; j++) | |
564 | for(Int_t k=0; k<100; k++) | |
565 | data[i][j][k]=0; | |
566 | Int_t nfm=0; | |
567 | Int_t nsm=0; | |
568 | Long64_t totdata[72]={0}; | |
24cd30eb | 569 | |
a1523f55 | 570 | for (Int_t i=0;i<nf; i++) |
571 | { | |
24cd30eb | 572 | AliSurveyObj *so = new AliSurveyObj(); |
a1523f55 | 573 | const Char_t *nome=namefiles[i]; |
574 | so->FillFromLocalFile(nome); | |
575 | TObjArray *points = so->GetData(); | |
576 | Int_t nSurveyPoint=points->GetEntries(); | |
577 | for(Int_t i=0;i<nSurveyPoint;i++){ | |
578 | const char* pointName= ((AliSurveyPoint *) points->At(i))->GetPointName().Data(); | |
579 | nfm=atoi(&pointName[6]); | |
580 | nsm=atoi(&pointName[2]); | |
581 | data[nsm*4+nfm][0][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(i))->GetX(); | |
582 | data[nsm*4+nfm][2][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(i))->GetY(); | |
583 | data[nsm*4+nfm][4][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(i))->GetZ(); | |
584 | data[nsm*4+nfm][1][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(i))->GetPrecisionX(); | |
585 | data[nsm*4+nfm][3][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(i))->GetPrecisionY(); | |
586 | data[nsm*4+nfm][5][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(i))->GetPrecisionZ(); | |
587 | totdata[nsm*4+nfm]=totdata[nsm*4+nfm]+1; | |
588 | } | |
24cd30eb | 589 | delete so; |
a1523f55 | 590 | } |
591 | ||
24cd30eb | 592 | |
a1523f55 | 593 | |
594 | for(Int_t i=0; i<72 ;i++){ | |
595 | Float_t numx=0, numy=0,numz=0, comodox=0, comodoy=0, comodoz=0,denx=0, deny=0, denz=0; | |
596 | if(totdata[i]!=0){ | |
597 | for(Int_t j=0; j<totdata[i]; j++){ | |
598 | comodox=1/(data[i][1][j]/10*data[i][1][j]/10);//precision in mm, position in cm | |
599 | numx=numx+data[i][0][j]*comodox; | |
600 | denx=denx+comodox; | |
601 | comodoy=1/(data[i][3][j]/10*data[i][3][j]/10); | |
602 | numy=numy+data[i][2][j]*comodoy; | |
603 | deny=deny+comodoy; | |
604 | comodoz=1/(data[i][5][j]/10*data[i][5][j]/10); | |
605 | numz=numz+data[i][4][j]*comodoz; | |
606 | denz=denz+comodoz; | |
607 | } | |
608 | fCombFMData[i][1]=TMath::Sqrt(1/denx); //error for x position | |
609 | fCombFMData[i][3]=TMath::Sqrt(1/deny); //error for y position | |
610 | fCombFMData[i][5]=TMath::Sqrt(1/denz); //error for z position | |
611 | fCombFMData[i][0]=numx/denx; //combined survey data for x position of FM | |
612 | fCombFMData[i][2]=numy/deny; //combined survey data for y position of FM | |
613 | fCombFMData[i][4]=numz/denz; //combined survey data for z position of FM | |
614 | } else continue; | |
615 | } | |
616 | ||
617 | for(Int_t i=0;i<72;i++) | |
618 | if (fCombFMData[i][0]!=0){ | |
619 | fNFMforSM[(i-i%4)/4][i%4]=1; | |
620 | fNFMforSM[(i-i%4)/4][4]=fNFMforSM[(i-i%4)/4][4]+1; | |
621 | } | |
5398b994 | 622 | } |
623 | ||
624 | //_____________________________________________________________________________ | |
a1523f55 | 625 | void AliTOFAlignment::ReadSurveyDataAndAlign(){ |
626 | // | |
627 | // read the survey data and, if we know the positions of at least 3 FM | |
628 | //for a SM, call the right Alignement procedure | |
629 | ||
630 | fTOFAlignObjArray = new TObjArray(kMaxAlignObj); | |
631 | ||
632 | Float_t deltaFM0=0, deltaFM1=0, deltaFM2=0, deltaFM3=0; | |
633 | ||
634 | for(Int_t i=0; i<18; i++){ | |
635 | switch(fNFMforSM[i][4]){ | |
636 | case 0: | |
637 | printf("we don't know the position of any FM of SM %i\n",i); | |
638 | break; | |
639 | case 1: | |
640 | printf("we know the position of only one FM for SM %i\n",i); | |
641 | ||
642 | break; | |
643 | case 2: | |
644 | printf("we know the position of only 2 FM for SM %i\n",i); | |
645 | ||
646 | break; | |
647 | case 3: | |
648 | if (fNFMforSM[i][0]==1 && fNFMforSM[i][1]==1 && fNFMforSM[i][2]==1){ | |
649 | printf("we know the position of FM A B C for SM %i\n",i); | |
650 | AliTOFAlignment::AlignFromSurveyABC(i);}; | |
651 | ||
652 | ||
653 | if (fNFMforSM[i][0]==1 && fNFMforSM[i][1]==1 && fNFMforSM[i][3]==1){ | |
654 | printf("we know the position of FM A B D for SM %i\n",i); | |
655 | AliTOFAlignment::AlignFromSurveyABD(i);}; | |
656 | ||
657 | ||
658 | if (fNFMforSM[i][0]==1 && fNFMforSM[i][2]==1 && fNFMforSM[i][3]==1){ | |
659 | printf("we know the position of FM A C D for SM %i\n",i); | |
660 | AliTOFAlignment::AlignFromSurveyACD(i);}; | |
661 | ||
662 | ||
663 | if (fNFMforSM[i][1]==1 && fNFMforSM[i][2]==1 && fNFMforSM[i][3]==1){ | |
664 | printf("we know the position of FM B C D for SM %i\n",i); | |
665 | AliTOFAlignment::AlignFromSurveyBCD(i);}; | |
666 | ||
667 | ||
668 | break; | |
669 | case 4: | |
670 | printf("we know the position of all the 4 FM for SM %i\n",i); | |
671 | //check the precision of the measurement | |
672 | ||
673 | deltaFM0=fCombFMData[i*4][1]/TMath::Abs(fCombFMData[i*4][0])+fCombFMData[i*4][3]/TMath::Abs(fCombFMData[i*4][2])+fCombFMData[i*4][5]/TMath::Abs(fCombFMData[i*4][4]); | |
674 | deltaFM1=fCombFMData[i*4+1][1]/TMath::Abs(fCombFMData[i*4+1][0])+fCombFMData[i*4+1][3]/TMath::Abs(fCombFMData[i*4+1][2])+fCombFMData[i*4+1][5]/TMath::Abs(fCombFMData[i*4+1][4]); | |
675 | deltaFM2=fCombFMData[i*4+2][1]/TMath::Abs(fCombFMData[i*4+2][0])+fCombFMData[i*4+2][3]/TMath::Abs(fCombFMData[i*4+2][2])+fCombFMData[i*4+2][5]/TMath::Abs(fCombFMData[i*4+2][4]); | |
676 | deltaFM3=fCombFMData[i*4+3][1]/TMath::Abs(fCombFMData[i*4+3][0])+fCombFMData[i*4+3][3]/TMath::Abs(fCombFMData[i*4+3][2])+fCombFMData[i*4+3][5]/TMath::Abs(fCombFMData[i*4+3][4]); | |
677 | ||
678 | //to AlignFromSurvey we use the 3 FM whose positions are known with greatest precision | |
679 | if(deltaFM0>=deltaFM1 && deltaFM0>=deltaFM2 && deltaFM0>=deltaFM3){ | |
680 | printf("to Align we use FM B,C,D"); | |
681 | AliTOFAlignment::AlignFromSurveyBCD(i);} else | |
682 | if(deltaFM1>=deltaFM0 && deltaFM1>=deltaFM2 && deltaFM1>=deltaFM3){ | |
683 | printf("to Align we use FM A,C,D"); | |
684 | AliTOFAlignment::AlignFromSurveyACD(i);} else | |
685 | if(deltaFM2>=deltaFM0 && deltaFM2>=deltaFM1 && deltaFM2>=deltaFM3){ | |
686 | printf("to Align we use FM A,B,D"); | |
687 | AliTOFAlignment::AlignFromSurveyABD(i);} else{ | |
688 | printf("to Align we use FM A,B,C"); | |
689 | AliTOFAlignment::AlignFromSurveyABC(i);} | |
690 | ||
691 | break; | |
692 | } | |
693 | ||
694 | } | |
695 | ||
696 | // saving TOF AligObjs from survey on a file, for the moment.. | |
697 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
698 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
699 | TFile f("TOFAlignFromSurvey.root","RECREATE"); | |
700 | f.cd(); | |
701 | f.WriteObject(fTOFAlignObjArray,"TOFAlignObjs","kSingleKey"); | |
702 | f.Close(); | |
24cd30eb | 703 | |
a1523f55 | 704 | |
705 | } | |
706 | ||
707 | //_____________________________________________________________________________ | |
708 | void AliTOFAlignment::AlignFromSurveyABC(Int_t iSM) | |
5398b994 | 709 | { |
a1523f55 | 710 | |
99a365f3 | 711 | //From Survey data, derive the needed transformations to get the |
5398b994 | 712 | //Alignment Objects. |
713 | //Again, highly "inspired" to Raffaele's example... | |
a1523f55 | 714 | //we use FM A,B,C |
715 | ||
716 | Double_t ngA[3], ngB[3], ngC[3]; // real FM point coord., global RS | |
717 | // Get the 'realistic' input from the Survey Matrix | |
718 | for(Int_t coord=0;coord<3;coord++){ | |
719 | ngA[coord]= fCombFMData[iSM*4][coord*2]; | |
720 | ngB[coord]= fCombFMData[iSM*4+1][coord*2]; | |
721 | ngC[coord]= fCombFMData[iSM*4+2][coord*2]; | |
722 | } | |
99a365f3 | 723 | |
724 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
725 | ||
a1523f55 | 726 | // From the real fiducial marks coordinates derive back the |
5398b994 | 727 | // new global position of the surveyed volume |
728 | //*** What follows is the actual survey-to-alignment procedure | |
729 | ||
730 | Double_t ab[3], bc[3], n[3]; | |
731 | Double_t plane[4], s=1.; | |
732 | ||
733 | // first vector on the plane of the fiducial marks | |
734 | for(Int_t i=0;i<3;i++){ | |
735 | ab[i] = (ngB[i] - ngA[i]); | |
736 | } | |
737 | ||
738 | // second vector on the plane of the fiducial marks | |
739 | for(Int_t i=0;i<3;i++){ | |
740 | bc[i] = (ngC[i] - ngB[i]); | |
741 | } | |
742 | ||
743 | // vector normal to the plane of the fiducial marks obtained | |
744 | // as cross product of the two vectors on the plane d0^d1 | |
745 | n[0] = (ab[1] * bc[2] - ab[2] * bc[1]); | |
746 | n[1] = (ab[2] * bc[0] - ab[0] * bc[2]); | |
747 | n[2] = (ab[0] * bc[1] - ab[1] * bc[0]); | |
748 | ||
749 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
750 | if(sizen>1.e-8){ | |
751 | s = Double_t(1.)/sizen ; //normalization factor | |
752 | }else{ | |
753 | AliInfo("Problem in normalizing the vector"); | |
754 | } | |
755 | ||
756 | // plane expressed in the hessian normal form, see: | |
757 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
758 | // the first three are the coordinates of the orthonormal vector | |
759 | // the fourth coordinate is equal to the distance from the origin | |
760 | ||
761 | for(Int_t i=0;i<3;i++){ | |
762 | plane[i] = n[i] * s; | |
763 | } | |
764 | plane[3] = ( plane[0] * ngA[0] + plane[1] * ngA[1] + plane[2] * ngA[2] ); | |
765 | ||
766 | // The center of the square with fiducial marks as corners | |
767 | // as the middle point of one diagonal - md | |
768 | // Used below to get the center - orig - of the surveyed box | |
769 | ||
770 | Double_t orig[3], md[3]; | |
771 | for(Int_t i=0;i<3;i++){ | |
772 | md[i] = (ngA[i] + ngC[i]) * 0.5; | |
773 | } | |
774 | ||
775 | // The center of the box, gives the global translation | |
5398b994 | 776 | for(Int_t i=0;i<3;i++){ |
a1523f55 | 777 | orig[i] = md[i] - plane[i]*fgkZFM; |
5398b994 | 778 | } |
779 | ||
780 | // get local directions needed to write the global rotation matrix | |
781 | // for the surveyed volume by normalising vectors ab and bc | |
5398b994 | 782 | Double_t sx = TMath::Sqrt(ab[0]*ab[0] + ab[1]*ab[1] + ab[2]*ab[2]); |
a1523f55 | 783 | |
784 | ||
5398b994 | 785 | if(sx>1.e-8){ |
786 | for(Int_t i=0;i<3;i++){ | |
787 | ab[i] /= sx; | |
788 | } | |
789 | } | |
790 | Double_t sy = TMath::Sqrt(bc[0]*bc[0] + bc[1]*bc[1] + bc[2]*bc[2]); | |
791 | if(sy>1.e-8){ | |
792 | for(Int_t i=0;i<3;i++){ | |
793 | bc[i] /= sy; | |
794 | } | |
795 | } | |
a1523f55 | 796 | Double_t rot[9] = {ab[0],bc[0],plane[0],ab[1],bc[1],plane[1],ab[2],bc[2],plane[2]}; // the rotation matrix |
797 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey | |
798 | TGeoHMatrix ng; | |
799 | ng.SetTranslation(orig); | |
800 | ng.SetRotation(rot); | |
801 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); | |
802 | ng.Print(); | |
99a365f3 | 803 | |
a1523f55 | 804 | // Calculate the delta transformation wrt Ideal geometry |
805 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
806 | ||
807 | printf("\n\n**** The ideal matrix ***\n"); | |
808 | fTOFMatrixId[iSM]->Print(); | |
809 | ||
810 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); | |
811 | printf("\n\n**** The inverse of the ideal matrix ***\n"); | |
812 | gdelta.Print(); | |
813 | ||
814 | gdelta.MultiplyLeft(&ng); | |
815 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); | |
816 | gdelta.Print(); //this is the global delta trasformation | |
817 | ||
818 | // Now Write the Alignment Objects.... | |
819 | Int_t index=0; //let all SM modules have index=0 | |
820 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
821 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
822 | TString symname(Form("TOF/sm%02d",iSM)); | |
823 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
824 | fTOFAlignObjArray->Add(o); | |
825 | ||
826 | } | |
827 | ||
828 | ||
829 | //_____________________________________________________________________________ | |
830 | void AliTOFAlignment::AlignFromSurveyABD(Int_t iSM) | |
831 | { | |
832 | ||
833 | //From Survey data, derive the needed transformations to get the | |
834 | //Alignment Objects. | |
835 | //Again, highly "inspired" to Raffaele's example... | |
836 | //we use FM A,B,D | |
837 | ||
838 | Double_t ngA[3], ngB[3], ngD[3];// real FM point coord., global RS | |
839 | ||
840 | // Get the 'realistic' input from the Survey Matrix | |
841 | for(Int_t coord=0;coord<3;coord++){ | |
842 | ngA[coord]= fCombFMData[iSM*4][coord*2]; | |
843 | ngB[coord]= fCombFMData[iSM*4+1][coord*2]; | |
844 | ngD[coord]= fCombFMData[iSM*4+3][coord*2]; | |
845 | } | |
846 | ||
847 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
848 | ||
849 | // From the new fiducial marks coordinates derive back the | |
850 | // new global position of the surveyed volume | |
851 | //*** What follows is the actual survey-to-alignment procedure | |
852 | ||
853 | Double_t ab[3], ad[3], n[3]; | |
854 | Double_t plane[4], s=1.; | |
855 | ||
856 | // first vector on the plane of the fiducial marks | |
857 | for(Int_t i=0;i<3;i++){ | |
858 | ab[i] = (ngB[i] - ngA[i]); | |
859 | } | |
860 | ||
861 | // second vector on the plane of the fiducial marks | |
862 | for(Int_t i=0;i<3;i++){ | |
863 | ad[i] = (ngD[i] - ngA[i]); | |
864 | } | |
865 | ||
866 | // vector normal to the plane of the fiducial marks obtained | |
867 | // as cross product of the two vectors on the plane d0^d1 | |
868 | n[0] = (ab[1] * ad[2] - ab[2] * ad[1]); | |
869 | n[1] = (ab[2] * ad[0] - ab[0] * ad[2]); | |
870 | n[2] = (ab[0] * ad[1] - ab[1] * ad[0]); | |
871 | ||
872 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
873 | if(sizen>1.e-8){ | |
874 | s = Double_t(1.)/sizen ; //normalization factor | |
875 | }else{ | |
876 | AliInfo("Problem in normalizing the vector"); | |
877 | } | |
878 | ||
879 | // plane expressed in the hessian normal form, see: | |
880 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
881 | // the first three are the coordinates of the orthonormal vector | |
882 | // the fourth coordinate is equal to the distance from the origin | |
883 | ||
884 | for(Int_t i=0;i<3;i++){ | |
885 | plane[i] = n[i] * s; | |
886 | } | |
887 | plane[3] = ( plane[0] * ngA[0] + plane[1] * ngA[1] + plane[2] * ngA[2] ); | |
888 | ||
889 | // The center of the square with fiducial marks as corners | |
890 | // as the middle point of one diagonal - md | |
891 | // Used below to get the center - orig - of the surveyed box | |
892 | ||
893 | Double_t orig[3], md[3]; | |
894 | for(Int_t i=0;i<3;i++){ | |
895 | md[i] = (ngB[i] + ngD[i]) * 0.5; | |
896 | } | |
897 | ||
898 | // The center of the box, gives the global translation | |
899 | for(Int_t i=0;i<3;i++){ | |
900 | orig[i] = md[i] - plane[i]*fgkZFM; | |
901 | } | |
902 | ||
903 | // get local directions needed to write the global rotation matrix | |
904 | // for the surveyed volume by normalising vectors ab and bc | |
905 | Double_t sx = TMath::Sqrt(ab[0]*ab[0] + ab[1]*ab[1] + ab[2]*ab[2]); | |
906 | if(sx>1.e-8){ | |
907 | for(Int_t i=0;i<3;i++){ | |
908 | ab[i] /= sx; | |
909 | } | |
910 | } | |
911 | Double_t sy = TMath::Sqrt(ad[0]*ad[0] + ad[1]*ad[1] + ad[2]*ad[2]); | |
912 | if(sy>1.e-8){ | |
913 | for(Int_t i=0;i<3;i++){ | |
914 | ad[i] /= sy; | |
915 | } | |
916 | } | |
917 | Double_t rot[9] = {ab[0],ad[0],plane[0],ab[1],ad[1],plane[1],ab[2],ad[2],plane[2]}; | |
918 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey: | |
919 | TGeoHMatrix ng; | |
5398b994 | 920 | ng.SetTranslation(orig); |
921 | ng.SetRotation(rot); | |
99a365f3 | 922 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); |
a1523f55 | 923 | ng.Print(); |
99a365f3 | 924 | |
925 | // Calculate the delta transformation wrt Ideal geometry | |
926 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
a1523f55 | 927 | |
928 | printf("\n\n**** The ideal matrix ***\n"); | |
929 | fTOFMatrixId[iSM]->Print(); | |
930 | ||
5398b994 | 931 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); |
99a365f3 | 932 | printf("\n\n**** The inverse of the ideal matrix ***\n"); |
a1523f55 | 933 | gdelta.Print(); |
934 | ||
5398b994 | 935 | gdelta.MultiplyLeft(&ng); |
99a365f3 | 936 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); |
a1523f55 | 937 | gdelta.Print(); //global delta trasformation |
99a365f3 | 938 | |
939 | // Now Write the Alignment Objects.... | |
a1523f55 | 940 | Int_t index=0; //let all SM modules have index=0 |
941 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
942 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
99a365f3 | 943 | TString symname(Form("TOF/sm%02d",iSM)); |
944 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
945 | fTOFAlignObjArray->Add(o); | |
a1523f55 | 946 | |
5398b994 | 947 | } |
a1523f55 | 948 | //_____________________________________________________________________________ |
949 | void AliTOFAlignment::AlignFromSurveyACD(Int_t iSM) | |
950 | { | |
951 | //From Survey data, derive the needed transformations to get the | |
952 | //Alignment Objects. | |
953 | //Again, highly "inspired" to Raffaele's example... | |
954 | //we use FM A,C,D | |
955 | ||
956 | ||
957 | Double_t ngA[3], ngC[3], ngD[3];// real FM point coord., global RS | |
958 | ||
959 | // Get the 'realistic' input from the Survey Matrix | |
960 | for(Int_t coord=0;coord<3;coord++){ | |
961 | ngA[coord]= fCombFMData[iSM*4][coord*2]; | |
962 | ngC[coord]= fCombFMData[iSM*4+2][coord*2]; | |
963 | ngD[coord]= fCombFMData[iSM*4+3][coord*2]; | |
964 | } | |
965 | ||
966 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
967 | ||
968 | // From the new fiducial marks coordinates derive back the | |
969 | // new global position of the surveyed volume | |
970 | //*** What follows is the actual survey-to-alignment procedure | |
971 | ||
972 | Double_t cd[3], ad[3], n[3]; | |
973 | Double_t plane[4], s=1.; | |
974 | ||
975 | // first vector on the plane of the fiducial marks | |
976 | for(Int_t i=0;i<3;i++){ | |
977 | cd[i] = (ngC[i] - ngD[i]); | |
978 | } | |
979 | ||
980 | // second vector on the plane of the fiducial marks | |
981 | for(Int_t i=0;i<3;i++){ | |
982 | ad[i] = (ngD[i] - ngA[i]); | |
983 | } | |
984 | ||
985 | // vector normal to the plane of the fiducial marks obtained | |
986 | // as cross product of the two vectors on the plane d0^d1 | |
987 | n[0] = (ad[1] * cd[2] - ad[2] * cd[1]); | |
988 | n[1] = (ad[2] * cd[0] - ad[0] * cd[2]); | |
989 | n[2] = (ad[0] * cd[1] - ad[1] * cd[0]); | |
990 | ||
991 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
992 | if(sizen>1.e-8){ | |
993 | s = Double_t(1.)/sizen ; //normalization factor | |
994 | }else{ | |
995 | AliInfo("Problem in normalizing the vector"); | |
996 | } | |
997 | ||
998 | // plane expressed in the hessian normal form, see: | |
999 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
1000 | // the first three are the coordinates of the orthonormal vector | |
1001 | // the fourth coordinate is equal to the distance from the origin | |
1002 | ||
1003 | for(Int_t i=0;i<3;i++){ | |
1004 | plane[i] = n[i] * s; | |
1005 | } | |
1006 | plane[3] = ( plane[0] * ngA[0] + plane[1] * ngA[1] + plane[2] * ngA[2] ); | |
1007 | ||
1008 | // The center of the square with fiducial marks as corners | |
1009 | // as the middle point of one diagonal - md | |
1010 | // Used below to get the center - orig - of the surveyed box | |
1011 | ||
1012 | Double_t orig[3], md[3]; | |
1013 | for(Int_t i=0;i<3;i++){ | |
1014 | md[i] = (ngA[i] + ngC[i]) * 0.5; | |
1015 | } | |
1016 | ||
1017 | // The center of the box, gives the global translation | |
1018 | for(Int_t i=0;i<3;i++){ | |
1019 | orig[i] = md[i] + plane[i]*fgkZFM; | |
1020 | } | |
1021 | ||
1022 | // get local directions needed to write the global rotation matrix | |
1023 | // for the surveyed volume by normalising vectors ab and bc | |
1024 | Double_t sx = TMath::Sqrt(ad[0]*ad[0] + ad[1]*ad[1] + ad[2]*ad[2]); | |
1025 | if(sx>1.e-8){ | |
1026 | for(Int_t i=0;i<3;i++){ | |
1027 | ad[i] /= sx; | |
1028 | } | |
1029 | } | |
1030 | Double_t sy = TMath::Sqrt(cd[0]*cd[0] + cd[1]*cd[1] + cd[2]*cd[2]); | |
1031 | if(sy>1.e-8){ | |
1032 | for(Int_t i=0;i<3;i++){ | |
1033 | cd[i] /= sy; | |
1034 | } | |
1035 | } | |
1036 | Double_t rot[9] = {cd[0],ad[0],-plane[0],cd[1],ad[1],-plane[1],cd[2],ad[2],-plane[2]}; | |
1037 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey: | |
1038 | TGeoHMatrix ng; | |
1039 | ng.SetTranslation(orig); | |
1040 | ng.SetRotation(rot); | |
1041 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); | |
1042 | ng.Print(); | |
1043 | ||
1044 | // Calculate the delta transformation wrt Ideal geometry | |
1045 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
1046 | ||
1047 | printf("\n\n**** The ideal matrix ***\n"); | |
1048 | fTOFMatrixId[iSM]->Print(); | |
1049 | ||
1050 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); | |
1051 | printf("\n\n**** The inverse of the ideal matrix ***\n"); | |
1052 | gdelta.Print(); | |
1053 | ||
1054 | gdelta.MultiplyLeft(&ng); | |
1055 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); | |
1056 | gdelta.Print(); //global delta trasformation | |
1057 | ||
1058 | // Now Write the Alignment Objects.... | |
1059 | Int_t index=0; //let all SM modules have index=0 | |
1060 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
1061 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
1062 | TString symname(Form("TOF/sm%02d",iSM)); | |
1063 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
1064 | fTOFAlignObjArray->Add(o); | |
1065 | } | |
1066 | ||
1067 | //___________________________________________________________________________ | |
1068 | void AliTOFAlignment::AlignFromSurveyBCD(Int_t iSM) | |
1069 | { | |
1070 | //From Survey data, derive the needed transformations to get the | |
1071 | //Alignment Objects. | |
1072 | //Again, highly "inspired" to Raffaele's example... | |
1073 | //we use FM B,C,D | |
1074 | ||
1075 | Double_t ngB[3], ngC[3], ngD[3];// real FM point coord., global RS | |
1076 | ||
1077 | ||
1078 | // Get the 'realistic' input from the Survey Matrix | |
1079 | for(Int_t coord=0;coord<3;coord++){ | |
1080 | ngB[coord]= fCombFMData[iSM*4+1][coord*2]; | |
1081 | ngC[coord]= fCombFMData[iSM*4+2][coord*2]; | |
1082 | ngD[coord]= fCombFMData[iSM*4+3][coord*2]; | |
1083 | } | |
1084 | ||
1085 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
1086 | ||
1087 | // From the new fiducial marks coordinates derive back the | |
1088 | // new global position of the surveyed volume | |
1089 | //*** What follows is the actual survey-to-alignment procedure | |
1090 | ||
1091 | Double_t cd[3], bc[3], n[3]; | |
1092 | Double_t plane[4], s=1.; | |
1093 | ||
1094 | // first vector on the plane of the fiducial marks | |
1095 | for(Int_t i=0;i<3;i++){ | |
1096 | cd[i] = (ngC[i] - ngD[i]); | |
1097 | } | |
1098 | ||
1099 | // second vector on the plane of the fiducial marks | |
1100 | for(Int_t i=0;i<3;i++){ | |
1101 | bc[i] = (ngC[i] - ngB[i]); | |
1102 | } | |
1103 | ||
1104 | // vector normal to the plane of the fiducial marks obtained | |
1105 | // as cross product of the two vectors on the plane d0^d1 | |
1106 | n[0] = (bc[1] * cd[2] - bc[2] * cd[1]); | |
1107 | n[1] = (bc[2] * cd[0] - bc[0] * cd[2]); | |
1108 | n[2] = (bc[0] * cd[1] - bc[1] * cd[0]); | |
1109 | ||
1110 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
1111 | if(sizen>1.e-8){ | |
1112 | s = Double_t(1.)/sizen ; //normalization factor | |
1113 | }else{ | |
1114 | AliInfo("Problem in normalizing the vector"); | |
1115 | } | |
1116 | ||
1117 | // plane expressed in the hessian normal form, see: | |
1118 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
1119 | // the first three are the coordinates of the orthonormal vector | |
1120 | // the fourth coordinate is equal to the distance from the origin | |
1121 | ||
1122 | for(Int_t i=0;i<3;i++){ | |
1123 | plane[i] = n[i] * s; | |
1124 | } | |
1125 | plane[3] = ( plane[0] * ngB[0] + plane[1] * ngB[1] + plane[2] * ngB[2] ); | |
1126 | ||
1127 | // The center of the square with fiducial marks as corners | |
1128 | // as the middle point of one diagonal - md | |
1129 | // Used below to get the center - orig - of the surveyed box | |
1130 | ||
1131 | Double_t orig[3], md[3]; | |
1132 | for(Int_t i=0;i<3;i++){ | |
1133 | md[i] = (ngB[i] + ngD[i]) * 0.5; | |
1134 | } | |
1135 | ||
1136 | // The center of the box, gives the global translation | |
1137 | for(Int_t i=0;i<3;i++){ | |
1138 | orig[i] = md[i] + plane[i]*fgkZFM; | |
1139 | } | |
1140 | ||
1141 | // get local directions needed to write the global rotation matrix | |
1142 | // for the surveyed volume by normalising vectors ab and bc | |
1143 | Double_t sx = TMath::Sqrt(cd[0]*cd[0] + cd[1]*cd[1] + cd[2]*cd[2]); | |
1144 | if(sx>1.e-8){ | |
1145 | for(Int_t i=0;i<3;i++){ | |
1146 | cd[i] /= sx; | |
1147 | } | |
1148 | } | |
1149 | Double_t sy = TMath::Sqrt(bc[0]*bc[0] + bc[1]*bc[1] + bc[2]*bc[2]); | |
1150 | if(sy>1.e-8){ | |
1151 | for(Int_t i=0;i<3;i++){ | |
1152 | bc[i] /= sy; | |
1153 | } | |
1154 | } | |
1155 | Double_t rot[9] = {cd[0],bc[0],-plane[0],cd[1],bc[1],-plane[1],cd[2],bc[2],-plane[2]}; | |
1156 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey: | |
1157 | TGeoHMatrix ng; | |
1158 | ng.SetTranslation(orig); | |
1159 | ng.SetRotation(rot); | |
1160 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); | |
1161 | ng.Print(); | |
1162 | ||
1163 | // Calculate the delta transformation wrt Ideal geometry | |
1164 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
1165 | ||
1166 | printf("\n\n**** The ideal matrix ***\n"); | |
1167 | fTOFMatrixId[iSM]->Print(); | |
1168 | ||
1169 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); | |
1170 | printf("\n\n**** The inverse of the ideal matrix ***\n"); | |
1171 | gdelta.Print(); | |
1172 | ||
1173 | gdelta.MultiplyLeft(&ng); | |
1174 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); | |
1175 | gdelta.Print(); //global delta trasformation | |
1176 | ||
1177 | // Now Write the Alignment Objects.... | |
1178 | Int_t index=0; //let all SM modules have index=0 | |
1179 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
1180 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
1181 | TString symname(Form("TOF/sm%02d",iSM)); | |
1182 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
1183 | fTOFAlignObjArray->Add(o); | |
1184 | } | |
1185 | ||
1186 |