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