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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): |
8a190ba2 | 137 | TTask(t), |
138 | fNTOFAlignObj(t.fNTOFAlignObj), | |
5398b994 | 139 | fTOFmgr(0x0), |
8a190ba2 | 140 | fTOFAlignObjArray(t.fTOFAlignObjArray) |
655e379f | 141 | { |
b33ed6c7 | 142 | //AliTOFAlignment copy Ctor |
143 | ||
5398b994 | 144 | //AliTOFalignment main Ctor |
a1523f55 | 145 | for(Int_t i=0; i<18;i++) |
146 | for(Int_t j=0; j<5; j++) | |
147 | fNFMforSM[i][j]=t.fNFMforSM[i][j]; | |
148 | for(Int_t i=0; i<72; i++) | |
149 | for (Int_t j=0; j<6; j++) | |
150 | fCombFMData[i][j]=t.fCombFMData[i][j]; | |
b33ed6c7 | 151 | } |
b33ed6c7 | 152 | //_____________________________________________________________________________ |
7aeeaf38 | 153 | AliTOFAlignment& AliTOFAlignment::operator=(const AliTOFAlignment &t){ |
154 | //AliTOFAlignment assignment operator | |
155 | ||
8a190ba2 | 156 | if (&t == this) |
157 | return *this; | |
158 | ||
159 | TTask::operator=(t); | |
160 | fNTOFAlignObj=t.fNTOFAlignObj; | |
161 | fTOFmgr=t.fTOFmgr; | |
162 | fTOFAlignObjArray=t.fTOFAlignObjArray; | |
7aeeaf38 | 163 | return *this; |
164 | ||
165 | } | |
7aeeaf38 | 166 | //_____________________________________________________________________________ |
99a365f3 | 167 | AliTOFAlignment::~AliTOFAlignment() { |
168 | delete fTOFAlignObjArray; | |
169 | delete fTOFmgr; | |
170 | } | |
e78d8265 | 171 | |
172 | //_____________________________________________________________________________ | |
216f457b | 173 | void AliTOFAlignment::Smear(Float_t * const tr, Float_t * const rot) |
340693af | 174 | { |
175 | //Introduce Random Offset/Tilts | |
b33ed6c7 | 176 | fTOFAlignObjArray = new TObjArray(kMaxAlignObj); |
177 | Float_t dx, dy, dz; // shifts | |
178 | Float_t dpsi, dtheta, dphi; // angular displacements | |
179 | TRandom *rnd = new TRandom(1567); | |
06e24a91 | 180 | |
181 | Int_t nSMTOF = 18; | |
ae079791 | 182 | AliGeomManager::ELayerID iLayer = AliGeomManager::kInvalidLayer; |
28dd10b6 | 183 | UShort_t iIndex=0; //dummy volume index |
ae079791 | 184 | // AliGeomManager::ELayerID iLayer = AliGeomManager::kTOF; |
28dd10b6 | 185 | // Int_t iIndex=1; //dummy volume index |
ae079791 | 186 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(iLayer,iIndex); //dummy volume identity |
b33ed6c7 | 187 | Int_t i; |
06e24a91 | 188 | for (i = 0; i<nSMTOF ; i++) { |
189 | Char_t path[100]; | |
190 | sprintf(path,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",i,i); | |
191 | ||
192 | dx = (rnd->Gaus(0.,1.))*tr[0]; | |
193 | dy = (rnd->Gaus(0.,1.))*tr[1]; | |
194 | dz = (rnd->Gaus(0.,1.))*tr[2]; | |
195 | dpsi = rot[0]; | |
196 | dtheta = rot[1]; | |
197 | dphi = rot[2]; | |
90dbf5fb | 198 | AliAlignObjParams *o =new AliAlignObjParams(path, dvoluid, dx, dy, dz, dpsi, dtheta, dphi, kTRUE); |
b33ed6c7 | 199 | fTOFAlignObjArray->Add(o); |
200 | } | |
201 | ||
b33ed6c7 | 202 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); |
203 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
204 | delete rnd; | |
205 | } | |
206 | ||
207 | //_____________________________________________________________________________ | |
216f457b | 208 | void AliTOFAlignment::Align(Float_t * const tr, Float_t * const rot) |
340693af | 209 | { |
210 | //Introduce Offset/Tilts | |
b33ed6c7 | 211 | |
212 | fTOFAlignObjArray = new TObjArray(kMaxAlignObj); | |
213 | Float_t dx, dy, dz; // shifts | |
214 | Float_t dpsi, dtheta, dphi; // angular displacements | |
b33ed6c7 | 215 | |
216 | ||
06e24a91 | 217 | Int_t nSMTOF = 18; |
ae079791 | 218 | AliGeomManager::ELayerID iLayer = AliGeomManager::kInvalidLayer; |
28dd10b6 | 219 | UShort_t iIndex=0; //dummy volume index |
ae079791 | 220 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(iLayer,iIndex); //dummy volume identity |
b33ed6c7 | 221 | Int_t i; |
06e24a91 | 222 | for (i = 0; i<nSMTOF ; i++) { |
223 | ||
224 | Char_t path[100]; | |
225 | sprintf(path,"/ALIC_1/B077_1/BSEGMO%i_1/BTOF%i_1",i,i); | |
226 | dx = tr[0]; | |
227 | dy = tr[1]; | |
228 | dz = tr[2]; | |
229 | dpsi = rot[0]; | |
230 | dtheta = rot[1]; | |
231 | dphi = rot[2]; | |
b33ed6c7 | 232 | |
90dbf5fb | 233 | AliAlignObjParams *o =new AliAlignObjParams(path, dvoluid, dx, dy, dz, dpsi, dtheta, dphi, kTRUE); |
b33ed6c7 | 234 | fTOFAlignObjArray->Add(o); |
235 | } | |
236 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
237 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
238 | } | |
239 | //_____________________________________________________________________________ | |
a6e0ebfe | 240 | void AliTOFAlignment::WriteParOnCDB(const Char_t *sel, Int_t minrun, Int_t maxrun) |
340693af | 241 | { |
242 | //Write Align Par on CDB | |
b33ed6c7 | 243 | AliCDBManager *man = AliCDBManager::Instance(); |
a6e0ebfe | 244 | const Char_t *sel1 = "AlignPar" ; |
b33ed6c7 | 245 | Char_t out[100]; |
246 | sprintf(out,"%s/%s",sel,sel1); | |
247 | AliCDBId idTOFAlign(out,minrun,maxrun); | |
248 | AliCDBMetaData *mdTOFAlign = new AliCDBMetaData(); | |
249 | mdTOFAlign->SetResponsible("TOF"); | |
250 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
251 | man->Put(fTOFAlignObjArray,idTOFAlign,mdTOFAlign); | |
252 | } | |
253 | //_____________________________________________________________________________ | |
a6e0ebfe | 254 | void AliTOFAlignment::ReadParFromCDB(const Char_t *sel, Int_t nrun) |
340693af | 255 | { |
256 | //Read Align Par from CDB | |
b33ed6c7 | 257 | AliCDBManager *man = AliCDBManager::Instance(); |
a6e0ebfe | 258 | const Char_t *sel1 = "AlignPar" ; |
b33ed6c7 | 259 | Char_t out[100]; |
260 | sprintf(out,"%s/%s",sel,sel1); | |
261 | AliCDBEntry *entry = man->Get(out,nrun); | |
1b20c168 | 262 | if (!entry) { |
263 | AliError(Form("Failed to get entry: %s",out)); | |
264 | return; | |
265 | } | |
b33ed6c7 | 266 | fTOFAlignObjArray=(TObjArray*)entry->GetObject(); |
267 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
268 | AliInfo(Form("Number of Alignable Volumes from CDB: %d",fNTOFAlignObj)); | |
269 | ||
270 | } | |
271 | //_____________________________________________________________________________ | |
a6e0ebfe | 272 | void AliTOFAlignment::WriteSimParOnCDB(const Char_t *sel, Int_t minrun, Int_t maxrun) |
340693af | 273 | { |
274 | //Write Sim Align Par on CDB | |
b33ed6c7 | 275 | AliCDBManager *man = AliCDBManager::Instance(); |
a6e0ebfe | 276 | const Char_t *sel1 = "AlignSimPar" ; |
b33ed6c7 | 277 | Char_t out[100]; |
278 | sprintf(out,"%s/%s",sel,sel1); | |
279 | AliCDBId idTOFAlign(out,minrun,maxrun); | |
280 | AliCDBMetaData *mdTOFAlign = new AliCDBMetaData(); | |
281 | mdTOFAlign->SetResponsible("TOF"); | |
282 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
283 | man->Put(fTOFAlignObjArray,idTOFAlign,mdTOFAlign); | |
284 | } | |
285 | //_____________________________________________________________________________ | |
a6e0ebfe | 286 | void AliTOFAlignment::ReadSimParFromCDB(const Char_t *sel, Int_t nrun){ |
340693af | 287 | //Read Sim Align Par from CDB |
b33ed6c7 | 288 | AliCDBManager *man = AliCDBManager::Instance(); |
a6e0ebfe | 289 | const Char_t *sel1 = "AlignSimPar" ; |
b33ed6c7 | 290 | Char_t out[100]; |
291 | sprintf(out,"%s/%s",sel,sel1); | |
292 | AliCDBEntry *entry = man->Get(out,nrun); | |
293 | fTOFAlignObjArray=(TObjArray*)entry->GetObject(); | |
294 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
295 | AliInfo(Form("Number of Alignable Volumes from CDB: %d",fNTOFAlignObj)); | |
296 | ||
297 | } | |
28dd10b6 | 298 | //_____________________________________________________________________________ |
340693af | 299 | void AliTOFAlignment::WriteOnCDBforDC() |
300 | { | |
301 | //Write Align Par on CDB for DC06 | |
28dd10b6 | 302 | AliCDBManager *man = AliCDBManager::Instance(); |
28dd10b6 | 303 | AliCDBId idTOFAlign("TOF/Align/Data",0,0); |
304 | AliCDBMetaData *mdTOFAlign = new AliCDBMetaData(); | |
305 | mdTOFAlign->SetComment("Alignment objects for ideal geometry, i.e. applying them to TGeo has to leave geometry unchanged"); | |
306 | mdTOFAlign->SetResponsible("TOF"); | |
307 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
308 | man->Put(fTOFAlignObjArray,idTOFAlign,mdTOFAlign); | |
309 | } | |
310 | //_____________________________________________________________________________ | |
340693af | 311 | void AliTOFAlignment::ReadFromCDBforDC() |
312 | { | |
313 | //Read Sim Align Par from CDB for DC06 | |
28dd10b6 | 314 | AliCDBManager *man = AliCDBManager::Instance(); |
28dd10b6 | 315 | AliCDBEntry *entry = man->Get("TOF/Align/Data",0); |
316 | fTOFAlignObjArray=(TObjArray*)entry->GetObject(); | |
317 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
318 | AliInfo(Form("Number of Alignable Volumes from CDB: %d",fNTOFAlignObj)); | |
319 | ||
320 | } | |
a1523f55 | 321 | |
5398b994 | 322 | //_____________________________________________________________________________ |
323 | void AliTOFAlignment::BuildGeomForSurvey() | |
324 | { | |
325 | ||
99a365f3 | 326 | //Generates the ideal TOF structure with four Fiducial Marks in each |
327 | //supermodule (two on each z side) in their expected position. | |
a1523f55 | 328 | //Make BTOF |
5398b994 | 329 | |
330 | fTOFmgr = new TGeoManager("Geom","survey to alignment for TOF"); | |
331 | TGeoMedium *medium = 0; | |
332 | TGeoVolume *top = fTOFmgr->MakeBox("TOP",medium,1000,1000,1000); | |
333 | fTOFmgr->SetTopVolume(top); | |
334 | // make shape components: | |
a1523f55 | 335 | // This is the BTOF containing the FTOA |
336 | TGeoTrd1 *strd1 = new TGeoTrd1(fgkX1BTOF*0.5,fgkX2BTOF*0.5, fgkYBTOF*0.5,fgkZBTOF*0.5); | |
337 | TGeoVolume* trd1[18]; | |
5398b994 | 338 | |
339 | // Now four fiducial marks on SM, expressed in local coordinates | |
a1523f55 | 340 | // They are positioned at x=+/- 38 cm, y=+/- 457.3 cm, z=11.2 cm |
341 | ||
5398b994 | 342 | TGeoBBox *fmbox = new TGeoBBox(1,1,1); |
343 | TGeoVolume* fm = new TGeoVolume("FM",fmbox); | |
a1523f55 | 344 | fm->SetLineColor(2); |
345 | ||
5398b994 | 346 | |
a1523f55 | 347 | TGeoTranslation* mAtr = new TGeoTranslation("mAtr",-fgkXFM, -fgkYFM ,fgkZFM); |
348 | TGeoTranslation* mBtr = new TGeoTranslation("mBtr",fgkXFM, -fgkYFM ,fgkZFM ); | |
349 | TGeoTranslation* mCtr = new TGeoTranslation("mCtr",fgkXFM, fgkYFM ,fgkZFM ); | |
350 | TGeoTranslation* mDtr = new TGeoTranslation("mDtr",-fgkXFM, fgkYFM ,fgkZFM ); | |
5398b994 | 351 | |
352 | // position all this stuff in the global ALICE frame | |
353 | ||
354 | char name[16]; | |
355 | Double_t smX = 0.; | |
356 | Double_t smY = 0.; | |
357 | Double_t smZ = 0.; | |
358 | Float_t smR = fgkRorigTOF; | |
5398b994 | 359 | for (Int_t iSM = 0; iSM < 18; iSM++) { |
360 | Int_t mod = iSM + 13; | |
361 | if (mod > 17) mod -= 18; | |
362 | sprintf(name, "BTOF%d",mod); | |
a1523f55 | 363 | trd1[iSM] = new TGeoVolume(name,strd1); |
5398b994 | 364 | Float_t phi = iSM * 20.; |
a1523f55 | 365 | Float_t phi2 = 270 + phi; |
366 | if (phi2 >= 360.) phi2 -= 360.; | |
5398b994 | 367 | smX = TMath::Sin(phi*TMath::Pi()/180.)*smR; |
368 | smY = -TMath::Cos(phi*TMath::Pi()/180.)*smR; | |
a1523f55 | 369 | smZ = 0.; |
370 | TGeoRotation* bTOFRot = new TGeoRotation("bTOFRot",phi,90,0.); | |
371 | TGeoCombiTrans trans = *(new TGeoCombiTrans(smX,smY,smZ, bTOFRot)); | |
5398b994 | 372 | TGeoMatrix* id = new TGeoHMatrix(); |
373 | TGeoHMatrix transMat = *id * trans; | |
374 | TGeoHMatrix *smTrans = new TGeoHMatrix(transMat); | |
a1523f55 | 375 | |
376 | trd1[iSM]->AddNode(fm,1,mAtr); //place FM in BTOF | |
377 | trd1[iSM]->AddNode(fm,2,mBtr); | |
378 | trd1[iSM]->AddNode(fm,3,mCtr); | |
379 | trd1[iSM]->AddNode(fm,4,mDtr); | |
380 | top->AddNode(trd1[iSM],1,smTrans); //place BTOF_iSM in ALICE | |
381 | trd1[iSM]->SetVisDaughters(); | |
382 | trd1[iSM]->SetLineColor(iSM); //black | |
383 | ||
5398b994 | 384 | } |
385 | ||
386 | fTOFmgr->CloseGeometry(); | |
387 | fTOFmgr->GetTopVolume()->Draw(); | |
388 | fTOFmgr->SetVisOption(0); | |
389 | fTOFmgr->SetVisLevel(6); | |
390 | ||
a1523f55 | 391 | // Now Store the "Ideal" Global Matrices (local to global) for later use |
392 | ||
5398b994 | 393 | for (Int_t iSM = 0; iSM < 18; iSM++) { |
394 | ||
395 | sprintf(name, "TOP_1/BTOF%d_1", iSM); | |
99a365f3 | 396 | printf("\n\n***************** TOF SuperModule: %s ****************** \n",name); |
5398b994 | 397 | TGeoPhysicalNode* pn3 = fTOFmgr->MakePhysicalNode(name); |
a1523f55 | 398 | fTOFMatrixId[iSM] = pn3->GetMatrix(); //save "ideal" global matrix |
99a365f3 | 399 | printf("\n\n*************** The Ideal Matrix in GRS *****************\n"); |
5398b994 | 400 | fTOFMatrixId[iSM]->Print(); |
401 | ||
402 | } | |
403 | } | |
a1523f55 | 404 | |
5398b994 | 405 | //_____________________________________________________________________________ |
216f457b | 406 | void AliTOFAlignment::InsertMisAlignment(Float_t * const mis) |
5398b994 | 407 | { |
408 | // Now Apply the Displacements and store the misaligned FM positions... | |
a1523f55 | 409 | // |
410 | // | |
5398b994 | 411 | |
a1523f55 | 412 | Double_t lA[3]={-fgkXFM, -fgkYFM ,fgkZFM}; |
413 | Double_t lB[3]={fgkXFM, -fgkYFM ,fgkZFM}; | |
414 | Double_t lC[3]={fgkXFM, fgkYFM ,fgkZFM}; | |
415 | Double_t lD[3]={-fgkXFM, fgkYFM ,fgkZFM}; | |
5398b994 | 416 | |
417 | for(Int_t iSM=0;iSM<18;iSM++){ | |
a1523f55 | 418 | char name[16]; |
419 | sprintf(name, "TOP_1/BTOF%d_1", iSM); | |
420 | fTOFmgr->cd(name); | |
421 | printf("\n\n******Misaligning TOF SuperModule ************** %s \n",name); | |
5398b994 | 422 | |
a1523f55 | 423 | // ************* get ideal global matrix ******************* |
5398b994 | 424 | TGeoHMatrix g3 = *fTOFmgr->GetCurrentMatrix(); |
a1523f55 | 425 | AliInfo(Form("This is the ideal global trasformation of SM %i",iSM)); |
426 | g3.Print(); // g3 is the local(BTOF) to global (ALICE) matrix and is the same of fTOFMatrixId | |
427 | TGeoNode* n3 = fTOFmgr->GetCurrentNode(); | |
5398b994 | 428 | TGeoMatrix* l3 = n3->GetMatrix(); |
a1523f55 | 429 | |
430 | Double_t gA[3], gB[3], gC[3], gD[3]; // ideal global FM point coord. | |
cbf167bd | 431 | g3.LocalToMaster(lA,gA); |
432 | g3.LocalToMaster(lB,gB); | |
433 | g3.LocalToMaster(lC,gC); | |
434 | g3.LocalToMaster(lD,gD); | |
a1523f55 | 435 | |
436 | // We apply a delta transformation to the surveyed vol to represent | |
437 | // its real position, given below by ng3 nl3, which differs from its | |
438 | // ideal position saved above in g3 and l3 | |
439 | ||
440 | //we have to express the displacements as regards the old local RS (non misaligned BTOF) | |
441 | Double_t dx = mis[0]; // shift along x | |
442 | Double_t dy = mis[1]; // shift along y | |
443 | Double_t dz = mis[2]; // shift along z | |
444 | Double_t dphi = mis[3]; // rot around z | |
445 | Double_t dtheta = mis[4]; // rot around x' | |
446 | Double_t dpsi = mis[5]; // rot around z'' | |
5398b994 | 447 | |
448 | TGeoRotation* rrot = new TGeoRotation("rot",dphi,dtheta,dpsi); | |
449 | TGeoCombiTrans localdelta = *(new TGeoCombiTrans(dx,dy,dz, rrot)); | |
a1523f55 | 450 | AliInfo(Form("This is the local delta trasformation for SM %i \n",iSM)); |
451 | localdelta.Print(); | |
5398b994 | 452 | TGeoHMatrix nlocal = *l3 * localdelta; |
a1523f55 | 453 | TGeoHMatrix* nl3 = new TGeoHMatrix(nlocal); // new matrix, representing real position (from new local mis RS to the global one) |
454 | ||
5398b994 | 455 | TGeoPhysicalNode* pn3 = fTOFmgr->MakePhysicalNode(name); |
5398b994 | 456 | |
a1523f55 | 457 | pn3->Align(nl3); |
5398b994 | 458 | |
459 | TGeoHMatrix* ng3 = pn3->GetMatrix(); //"real" global matrix, what survey sees | |
99a365f3 | 460 | printf("\n\n************* The Misaligned Matrix in GRS **************\n"); |
5398b994 | 461 | ng3->Print(); |
a1523f55 | 462 | Double_t ngA[3], ngB[3], ngC[3], ngD[3];// real FM point coord., global RS |
cbf167bd | 463 | ng3->LocalToMaster(lA,ngA); |
464 | ng3->LocalToMaster(lB,ngB); | |
465 | ng3->LocalToMaster(lC,ngC); | |
466 | ng3->LocalToMaster(lD,ngD); | |
5398b994 | 467 | |
a1523f55 | 468 | for(Int_t coord=0;coord<3;coord++){ |
469 | fCombFMData[iSM*4][2*coord]=ngA[coord]; | |
470 | fCombFMData[iSM*4][2*coord+1]=1; | |
471 | fCombFMData[iSM*4+1][2*coord]=ngB[coord]; | |
472 | fCombFMData[iSM*4+1][2*coord+1]=1; | |
473 | fCombFMData[iSM*4+2][2*coord]=ngC[coord]; | |
474 | fCombFMData[iSM*4+2][2*coord+1]=1; | |
475 | fCombFMData[iSM*4+3][2*coord]=ngD[coord]; | |
476 | fCombFMData[iSM*4+3][2*coord+1]=1; | |
477 | } | |
478 | } | |
479 | ||
480 | } | |
481 | ||
482 | //____________________________________________________________________________ | |
483 | void AliTOFAlignment::WriteCombData(const Char_t *nomefile, Int_t option) | |
484 | { | |
485 | // 1 for simulated data; 0 for data from survey file | |
486 | // write combined data on a file | |
487 | // | |
488 | ||
489 | FILE *data; | |
490 | /* Open file in text mode: */ | |
491 | if( (data = fopen( nomefile, "w+t" )) != NULL ){ | |
492 | if (option==1){ | |
493 | fprintf( data, "simulated data\n" );} else { | |
494 | fprintf( data, "survey data\n" );} | |
495 | if (option==1){ | |
496 | fprintf( data, "data from InsertMisAlignmentBTOF method\n");} | |
497 | else {fprintf( data, "real survey data from text file (coordinate in global RS)\n");} | |
498 | fprintf( data, "Point Name,XPH,YPH,ZPH,PrecisionX(mm),PrecisionY(mm),PrecisionZ(mm)\n"); | |
499 | fprintf( data, "> Data:\n"); | |
500 | for(Int_t i=0;i<72;i++){ | |
501 | if (fCombFMData[i][0]!=0){ | |
502 | 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); | |
503 | } | |
5398b994 | 504 | } |
a1523f55 | 505 | fclose( data ); |
506 | } | |
507 | else{ | |
508 | printf( "Problem opening the file\n" ); | |
5398b994 | 509 | } |
a1523f55 | 510 | |
511 | return; | |
512 | } | |
513 | ||
514 | //____________________________________________________________________________ | |
515 | void AliTOFAlignment::WriteSimSurveyData(const Char_t *nomefile) | |
516 | { | |
517 | // write sim data in standard format | |
518 | // | |
519 | // | |
520 | ||
521 | FILE *data; | |
522 | /* Open file in text mode: */ | |
523 | if( (data = fopen( nomefile, "w+t" )) != NULL ) | |
524 | { | |
525 | fprintf( data, "> Title:\n" ); | |
526 | fprintf( data, "simulated data\n" ); | |
527 | fprintf( data, "> Date:\n" ); | |
528 | fprintf( data, "24.09.2007\n" ); | |
529 | fprintf( data, "> Subdetector:\n" ); | |
530 | fprintf( data, "TOF\n" ); | |
531 | fprintf( data, "> Report URL:\n" ); | |
532 | fprintf( data, "https://edms.cern.ch/document/835615\n" ); | |
533 | fprintf( data, "> Version:\n" ); | |
534 | fprintf( data, "1\n"); | |
535 | fprintf( data, "> General Observations:\n"); | |
536 | fprintf( data, "data from InsertMisAlignmentBTOF method\n"); | |
537 | fprintf( data, "> Coordinate System:\n"); | |
538 | fprintf( data, "\\ALICEPH\n"); | |
539 | fprintf( data, "> Units:\n"); | |
540 | fprintf( data, "cm\n"); | |
541 | fprintf( data, "> Nr Columns:\n"); | |
542 | fprintf( data, "9\n"); | |
543 | fprintf( data, "> Column Names:\n"); | |
544 | fprintf( data, "Point Name,XPH,YPH,ZPH,Point Type,Target Used,PrecisionX(mm),PrecisionY(mm),PrecisionZ(mm)\n"); | |
545 | fprintf( data, "> Data:\n"); | |
546 | for(Int_t i=0;i<72;i++) | |
547 | if (fCombFMData[i][0]!=0) | |
548 | 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]); | |
549 | ||
550 | fclose( data ); | |
551 | } | |
552 | else | |
553 | printf( "Problem opening the file\n" ); | |
554 | } | |
555 | ||
556 | //____________________________________________________________________________ | |
557 | void AliTOFAlignment::MakeDefData(const Int_t nf,TString namefiles[]) | |
558 | { | |
559 | //this method combines survey data from different files (namefiles[]) | |
560 | // | |
561 | // | |
562 | ||
563 | Float_t data[72][6][100]; | |
564 | for (Int_t i=0;i<72;i++) | |
565 | for (Int_t j=0; j<6; j++) | |
566 | for(Int_t k=0; k<100; k++) | |
567 | data[i][j][k]=0; | |
568 | Int_t nfm=0; | |
569 | Int_t nsm=0; | |
570 | Long64_t totdata[72]={0}; | |
24cd30eb | 571 | |
3c609b5c | 572 | for (Int_t ii=0;ii<nf; ii++) |
a1523f55 | 573 | { |
24cd30eb | 574 | AliSurveyObj *so = new AliSurveyObj(); |
3c609b5c | 575 | const Char_t *nome=namefiles[ii]; |
a1523f55 | 576 | so->FillFromLocalFile(nome); |
577 | TObjArray *points = so->GetData(); | |
578 | Int_t nSurveyPoint=points->GetEntries(); | |
3c609b5c | 579 | for(Int_t jj=0;jj<nSurveyPoint;jj++){ |
580 | const char* pointName= ((AliSurveyPoint *) points->At(jj))->GetPointName().Data(); | |
a1523f55 | 581 | nfm=atoi(&pointName[6]); |
582 | nsm=atoi(&pointName[2]); | |
3c609b5c | 583 | data[nsm*4+nfm][0][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(jj))->GetX(); |
584 | data[nsm*4+nfm][2][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(jj))->GetY(); | |
585 | data[nsm*4+nfm][4][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(jj))->GetZ(); | |
586 | data[nsm*4+nfm][1][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(jj))->GetPrecisionX(); | |
587 | data[nsm*4+nfm][3][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(jj))->GetPrecisionY(); | |
588 | data[nsm*4+nfm][5][totdata[nsm*4+nfm]]=((AliSurveyPoint *) points->At(jj))->GetPrecisionZ(); | |
a1523f55 | 589 | totdata[nsm*4+nfm]=totdata[nsm*4+nfm]+1; |
590 | } | |
24cd30eb | 591 | delete so; |
a1523f55 | 592 | } |
593 | ||
24cd30eb | 594 | |
a1523f55 | 595 | for(Int_t i=0; i<72 ;i++){ |
596 | Float_t numx=0, numy=0,numz=0, comodox=0, comodoy=0, comodoz=0,denx=0, deny=0, denz=0; | |
597 | if(totdata[i]!=0){ | |
598 | for(Int_t j=0; j<totdata[i]; j++){ | |
599 | comodox=1/(data[i][1][j]/10*data[i][1][j]/10);//precision in mm, position in cm | |
600 | numx=numx+data[i][0][j]*comodox; | |
601 | denx=denx+comodox; | |
602 | comodoy=1/(data[i][3][j]/10*data[i][3][j]/10); | |
603 | numy=numy+data[i][2][j]*comodoy; | |
604 | deny=deny+comodoy; | |
605 | comodoz=1/(data[i][5][j]/10*data[i][5][j]/10); | |
606 | numz=numz+data[i][4][j]*comodoz; | |
607 | denz=denz+comodoz; | |
608 | } | |
609 | fCombFMData[i][1]=TMath::Sqrt(1/denx); //error for x position | |
610 | fCombFMData[i][3]=TMath::Sqrt(1/deny); //error for y position | |
611 | fCombFMData[i][5]=TMath::Sqrt(1/denz); //error for z position | |
612 | fCombFMData[i][0]=numx/denx; //combined survey data for x position of FM | |
613 | fCombFMData[i][2]=numy/deny; //combined survey data for y position of FM | |
614 | fCombFMData[i][4]=numz/denz; //combined survey data for z position of FM | |
615 | } else continue; | |
616 | } | |
617 | ||
618 | for(Int_t i=0;i<72;i++) | |
619 | if (fCombFMData[i][0]!=0){ | |
620 | fNFMforSM[(i-i%4)/4][i%4]=1; | |
621 | fNFMforSM[(i-i%4)/4][4]=fNFMforSM[(i-i%4)/4][4]+1; | |
622 | } | |
5398b994 | 623 | } |
624 | ||
625 | //_____________________________________________________________________________ | |
a1523f55 | 626 | void AliTOFAlignment::ReadSurveyDataAndAlign(){ |
627 | // | |
628 | // read the survey data and, if we know the positions of at least 3 FM | |
629 | //for a SM, call the right Alignement procedure | |
630 | ||
631 | fTOFAlignObjArray = new TObjArray(kMaxAlignObj); | |
632 | ||
633 | Float_t deltaFM0=0, deltaFM1=0, deltaFM2=0, deltaFM3=0; | |
634 | ||
635 | for(Int_t i=0; i<18; i++){ | |
636 | switch(fNFMforSM[i][4]){ | |
637 | case 0: | |
638 | printf("we don't know the position of any FM of SM %i\n",i); | |
639 | break; | |
640 | case 1: | |
641 | printf("we know the position of only one FM for SM %i\n",i); | |
642 | ||
643 | break; | |
644 | case 2: | |
645 | printf("we know the position of only 2 FM for SM %i\n",i); | |
646 | ||
647 | break; | |
648 | case 3: | |
649 | if (fNFMforSM[i][0]==1 && fNFMforSM[i][1]==1 && fNFMforSM[i][2]==1){ | |
650 | printf("we know the position of FM A B C for SM %i\n",i); | |
651 | AliTOFAlignment::AlignFromSurveyABC(i);}; | |
652 | ||
653 | ||
654 | if (fNFMforSM[i][0]==1 && fNFMforSM[i][1]==1 && fNFMforSM[i][3]==1){ | |
655 | printf("we know the position of FM A B D for SM %i\n",i); | |
656 | AliTOFAlignment::AlignFromSurveyABD(i);}; | |
657 | ||
658 | ||
659 | if (fNFMforSM[i][0]==1 && fNFMforSM[i][2]==1 && fNFMforSM[i][3]==1){ | |
660 | printf("we know the position of FM A C D for SM %i\n",i); | |
661 | AliTOFAlignment::AlignFromSurveyACD(i);}; | |
662 | ||
663 | ||
664 | if (fNFMforSM[i][1]==1 && fNFMforSM[i][2]==1 && fNFMforSM[i][3]==1){ | |
665 | printf("we know the position of FM B C D for SM %i\n",i); | |
666 | AliTOFAlignment::AlignFromSurveyBCD(i);}; | |
667 | ||
668 | ||
669 | break; | |
670 | case 4: | |
671 | printf("we know the position of all the 4 FM for SM %i\n",i); | |
672 | //check the precision of the measurement | |
673 | ||
674 | 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]); | |
675 | 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]); | |
676 | 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]); | |
677 | 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]); | |
678 | ||
679 | //to AlignFromSurvey we use the 3 FM whose positions are known with greatest precision | |
680 | if(deltaFM0>=deltaFM1 && deltaFM0>=deltaFM2 && deltaFM0>=deltaFM3){ | |
681 | printf("to Align we use FM B,C,D"); | |
682 | AliTOFAlignment::AlignFromSurveyBCD(i);} else | |
683 | if(deltaFM1>=deltaFM0 && deltaFM1>=deltaFM2 && deltaFM1>=deltaFM3){ | |
684 | printf("to Align we use FM A,C,D"); | |
685 | AliTOFAlignment::AlignFromSurveyACD(i);} else | |
686 | if(deltaFM2>=deltaFM0 && deltaFM2>=deltaFM1 && deltaFM2>=deltaFM3){ | |
687 | printf("to Align we use FM A,B,D"); | |
688 | AliTOFAlignment::AlignFromSurveyABD(i);} else{ | |
689 | printf("to Align we use FM A,B,C"); | |
690 | AliTOFAlignment::AlignFromSurveyABC(i);} | |
691 | ||
692 | break; | |
693 | } | |
694 | ||
695 | } | |
696 | ||
697 | // saving TOF AligObjs from survey on a file, for the moment.. | |
698 | fNTOFAlignObj=fTOFAlignObjArray->GetEntries(); | |
699 | AliInfo(Form("Number of Alignable Volumes: %d",fNTOFAlignObj)); | |
700 | TFile f("TOFAlignFromSurvey.root","RECREATE"); | |
701 | f.cd(); | |
702 | f.WriteObject(fTOFAlignObjArray,"TOFAlignObjs","kSingleKey"); | |
703 | f.Close(); | |
24cd30eb | 704 | |
a1523f55 | 705 | |
706 | } | |
707 | ||
708 | //_____________________________________________________________________________ | |
709 | void AliTOFAlignment::AlignFromSurveyABC(Int_t iSM) | |
5398b994 | 710 | { |
a1523f55 | 711 | |
99a365f3 | 712 | //From Survey data, derive the needed transformations to get the |
5398b994 | 713 | //Alignment Objects. |
714 | //Again, highly "inspired" to Raffaele's example... | |
a1523f55 | 715 | //we use FM A,B,C |
716 | ||
717 | Double_t ngA[3], ngB[3], ngC[3]; // real FM point coord., global RS | |
718 | // Get the 'realistic' input from the Survey Matrix | |
719 | for(Int_t coord=0;coord<3;coord++){ | |
720 | ngA[coord]= fCombFMData[iSM*4][coord*2]; | |
721 | ngB[coord]= fCombFMData[iSM*4+1][coord*2]; | |
722 | ngC[coord]= fCombFMData[iSM*4+2][coord*2]; | |
723 | } | |
99a365f3 | 724 | |
725 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
726 | ||
a1523f55 | 727 | // From the real fiducial marks coordinates derive back the |
5398b994 | 728 | // new global position of the surveyed volume |
729 | //*** What follows is the actual survey-to-alignment procedure | |
730 | ||
731 | Double_t ab[3], bc[3], n[3]; | |
732 | Double_t plane[4], s=1.; | |
733 | ||
734 | // first vector on the plane of the fiducial marks | |
735 | for(Int_t i=0;i<3;i++){ | |
736 | ab[i] = (ngB[i] - ngA[i]); | |
737 | } | |
738 | ||
739 | // second vector on the plane of the fiducial marks | |
740 | for(Int_t i=0;i<3;i++){ | |
741 | bc[i] = (ngC[i] - ngB[i]); | |
742 | } | |
743 | ||
744 | // vector normal to the plane of the fiducial marks obtained | |
745 | // as cross product of the two vectors on the plane d0^d1 | |
746 | n[0] = (ab[1] * bc[2] - ab[2] * bc[1]); | |
747 | n[1] = (ab[2] * bc[0] - ab[0] * bc[2]); | |
748 | n[2] = (ab[0] * bc[1] - ab[1] * bc[0]); | |
749 | ||
750 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
751 | if(sizen>1.e-8){ | |
752 | s = Double_t(1.)/sizen ; //normalization factor | |
753 | }else{ | |
754 | AliInfo("Problem in normalizing the vector"); | |
755 | } | |
756 | ||
757 | // plane expressed in the hessian normal form, see: | |
758 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
759 | // the first three are the coordinates of the orthonormal vector | |
760 | // the fourth coordinate is equal to the distance from the origin | |
761 | ||
762 | for(Int_t i=0;i<3;i++){ | |
763 | plane[i] = n[i] * s; | |
764 | } | |
765 | plane[3] = ( plane[0] * ngA[0] + plane[1] * ngA[1] + plane[2] * ngA[2] ); | |
766 | ||
767 | // The center of the square with fiducial marks as corners | |
768 | // as the middle point of one diagonal - md | |
769 | // Used below to get the center - orig - of the surveyed box | |
770 | ||
771 | Double_t orig[3], md[3]; | |
772 | for(Int_t i=0;i<3;i++){ | |
773 | md[i] = (ngA[i] + ngC[i]) * 0.5; | |
774 | } | |
775 | ||
776 | // The center of the box, gives the global translation | |
5398b994 | 777 | for(Int_t i=0;i<3;i++){ |
a1523f55 | 778 | orig[i] = md[i] - plane[i]*fgkZFM; |
5398b994 | 779 | } |
780 | ||
781 | // get local directions needed to write the global rotation matrix | |
782 | // for the surveyed volume by normalising vectors ab and bc | |
5398b994 | 783 | Double_t sx = TMath::Sqrt(ab[0]*ab[0] + ab[1]*ab[1] + ab[2]*ab[2]); |
a1523f55 | 784 | |
785 | ||
5398b994 | 786 | if(sx>1.e-8){ |
787 | for(Int_t i=0;i<3;i++){ | |
788 | ab[i] /= sx; | |
789 | } | |
790 | } | |
791 | Double_t sy = TMath::Sqrt(bc[0]*bc[0] + bc[1]*bc[1] + bc[2]*bc[2]); | |
792 | if(sy>1.e-8){ | |
793 | for(Int_t i=0;i<3;i++){ | |
794 | bc[i] /= sy; | |
795 | } | |
796 | } | |
a1523f55 | 797 | 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 |
798 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey | |
799 | TGeoHMatrix ng; | |
800 | ng.SetTranslation(orig); | |
801 | ng.SetRotation(rot); | |
802 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); | |
803 | ng.Print(); | |
99a365f3 | 804 | |
a1523f55 | 805 | // Calculate the delta transformation wrt Ideal geometry |
806 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
807 | ||
808 | printf("\n\n**** The ideal matrix ***\n"); | |
809 | fTOFMatrixId[iSM]->Print(); | |
810 | ||
811 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); | |
812 | printf("\n\n**** The inverse of the ideal matrix ***\n"); | |
813 | gdelta.Print(); | |
814 | ||
815 | gdelta.MultiplyLeft(&ng); | |
816 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); | |
817 | gdelta.Print(); //this is the global delta trasformation | |
818 | ||
819 | // Now Write the Alignment Objects.... | |
820 | Int_t index=0; //let all SM modules have index=0 | |
821 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
822 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
823 | TString symname(Form("TOF/sm%02d",iSM)); | |
824 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
825 | fTOFAlignObjArray->Add(o); | |
826 | ||
827 | } | |
828 | ||
829 | ||
830 | //_____________________________________________________________________________ | |
831 | void AliTOFAlignment::AlignFromSurveyABD(Int_t iSM) | |
832 | { | |
833 | ||
834 | //From Survey data, derive the needed transformations to get the | |
835 | //Alignment Objects. | |
836 | //Again, highly "inspired" to Raffaele's example... | |
837 | //we use FM A,B,D | |
838 | ||
839 | Double_t ngA[3], ngB[3], ngD[3];// real FM point coord., global RS | |
840 | ||
841 | // Get the 'realistic' input from the Survey Matrix | |
842 | for(Int_t coord=0;coord<3;coord++){ | |
843 | ngA[coord]= fCombFMData[iSM*4][coord*2]; | |
844 | ngB[coord]= fCombFMData[iSM*4+1][coord*2]; | |
845 | ngD[coord]= fCombFMData[iSM*4+3][coord*2]; | |
846 | } | |
847 | ||
848 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
849 | ||
850 | // From the new fiducial marks coordinates derive back the | |
851 | // new global position of the surveyed volume | |
852 | //*** What follows is the actual survey-to-alignment procedure | |
853 | ||
854 | Double_t ab[3], ad[3], n[3]; | |
855 | Double_t plane[4], s=1.; | |
856 | ||
857 | // first vector on the plane of the fiducial marks | |
858 | for(Int_t i=0;i<3;i++){ | |
859 | ab[i] = (ngB[i] - ngA[i]); | |
860 | } | |
861 | ||
862 | // second vector on the plane of the fiducial marks | |
863 | for(Int_t i=0;i<3;i++){ | |
864 | ad[i] = (ngD[i] - ngA[i]); | |
865 | } | |
866 | ||
867 | // vector normal to the plane of the fiducial marks obtained | |
868 | // as cross product of the two vectors on the plane d0^d1 | |
869 | n[0] = (ab[1] * ad[2] - ab[2] * ad[1]); | |
870 | n[1] = (ab[2] * ad[0] - ab[0] * ad[2]); | |
871 | n[2] = (ab[0] * ad[1] - ab[1] * ad[0]); | |
872 | ||
873 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
874 | if(sizen>1.e-8){ | |
875 | s = Double_t(1.)/sizen ; //normalization factor | |
876 | }else{ | |
877 | AliInfo("Problem in normalizing the vector"); | |
878 | } | |
879 | ||
880 | // plane expressed in the hessian normal form, see: | |
881 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
882 | // the first three are the coordinates of the orthonormal vector | |
883 | // the fourth coordinate is equal to the distance from the origin | |
884 | ||
885 | for(Int_t i=0;i<3;i++){ | |
886 | plane[i] = n[i] * s; | |
887 | } | |
888 | plane[3] = ( plane[0] * ngA[0] + plane[1] * ngA[1] + plane[2] * ngA[2] ); | |
889 | ||
890 | // The center of the square with fiducial marks as corners | |
891 | // as the middle point of one diagonal - md | |
892 | // Used below to get the center - orig - of the surveyed box | |
893 | ||
894 | Double_t orig[3], md[3]; | |
895 | for(Int_t i=0;i<3;i++){ | |
896 | md[i] = (ngB[i] + ngD[i]) * 0.5; | |
897 | } | |
898 | ||
899 | // The center of the box, gives the global translation | |
900 | for(Int_t i=0;i<3;i++){ | |
901 | orig[i] = md[i] - plane[i]*fgkZFM; | |
902 | } | |
903 | ||
904 | // get local directions needed to write the global rotation matrix | |
905 | // for the surveyed volume by normalising vectors ab and bc | |
906 | Double_t sx = TMath::Sqrt(ab[0]*ab[0] + ab[1]*ab[1] + ab[2]*ab[2]); | |
907 | if(sx>1.e-8){ | |
908 | for(Int_t i=0;i<3;i++){ | |
909 | ab[i] /= sx; | |
910 | } | |
911 | } | |
912 | Double_t sy = TMath::Sqrt(ad[0]*ad[0] + ad[1]*ad[1] + ad[2]*ad[2]); | |
913 | if(sy>1.e-8){ | |
914 | for(Int_t i=0;i<3;i++){ | |
915 | ad[i] /= sy; | |
916 | } | |
917 | } | |
918 | Double_t rot[9] = {ab[0],ad[0],plane[0],ab[1],ad[1],plane[1],ab[2],ad[2],plane[2]}; | |
919 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey: | |
920 | TGeoHMatrix ng; | |
5398b994 | 921 | ng.SetTranslation(orig); |
922 | ng.SetRotation(rot); | |
99a365f3 | 923 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); |
a1523f55 | 924 | ng.Print(); |
99a365f3 | 925 | |
926 | // Calculate the delta transformation wrt Ideal geometry | |
927 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
a1523f55 | 928 | |
929 | printf("\n\n**** The ideal matrix ***\n"); | |
930 | fTOFMatrixId[iSM]->Print(); | |
931 | ||
5398b994 | 932 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); |
99a365f3 | 933 | printf("\n\n**** The inverse of the ideal matrix ***\n"); |
a1523f55 | 934 | gdelta.Print(); |
935 | ||
5398b994 | 936 | gdelta.MultiplyLeft(&ng); |
99a365f3 | 937 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); |
a1523f55 | 938 | gdelta.Print(); //global delta trasformation |
99a365f3 | 939 | |
940 | // Now Write the Alignment Objects.... | |
a1523f55 | 941 | Int_t index=0; //let all SM modules have index=0 |
942 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
943 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
99a365f3 | 944 | TString symname(Form("TOF/sm%02d",iSM)); |
945 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
946 | fTOFAlignObjArray->Add(o); | |
a1523f55 | 947 | |
5398b994 | 948 | } |
a1523f55 | 949 | //_____________________________________________________________________________ |
950 | void AliTOFAlignment::AlignFromSurveyACD(Int_t iSM) | |
951 | { | |
952 | //From Survey data, derive the needed transformations to get the | |
953 | //Alignment Objects. | |
954 | //Again, highly "inspired" to Raffaele's example... | |
955 | //we use FM A,C,D | |
956 | ||
957 | ||
958 | Double_t ngA[3], ngC[3], ngD[3];// real FM point coord., global RS | |
959 | ||
960 | // Get the 'realistic' input from the Survey Matrix | |
961 | for(Int_t coord=0;coord<3;coord++){ | |
962 | ngA[coord]= fCombFMData[iSM*4][coord*2]; | |
963 | ngC[coord]= fCombFMData[iSM*4+2][coord*2]; | |
964 | ngD[coord]= fCombFMData[iSM*4+3][coord*2]; | |
965 | } | |
966 | ||
967 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
968 | ||
969 | // From the new fiducial marks coordinates derive back the | |
970 | // new global position of the surveyed volume | |
971 | //*** What follows is the actual survey-to-alignment procedure | |
972 | ||
973 | Double_t cd[3], ad[3], n[3]; | |
974 | Double_t plane[4], s=1.; | |
975 | ||
976 | // first vector on the plane of the fiducial marks | |
977 | for(Int_t i=0;i<3;i++){ | |
978 | cd[i] = (ngC[i] - ngD[i]); | |
979 | } | |
980 | ||
981 | // second vector on the plane of the fiducial marks | |
982 | for(Int_t i=0;i<3;i++){ | |
983 | ad[i] = (ngD[i] - ngA[i]); | |
984 | } | |
985 | ||
986 | // vector normal to the plane of the fiducial marks obtained | |
987 | // as cross product of the two vectors on the plane d0^d1 | |
988 | n[0] = (ad[1] * cd[2] - ad[2] * cd[1]); | |
989 | n[1] = (ad[2] * cd[0] - ad[0] * cd[2]); | |
990 | n[2] = (ad[0] * cd[1] - ad[1] * cd[0]); | |
991 | ||
992 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
993 | if(sizen>1.e-8){ | |
994 | s = Double_t(1.)/sizen ; //normalization factor | |
995 | }else{ | |
996 | AliInfo("Problem in normalizing the vector"); | |
997 | } | |
998 | ||
999 | // plane expressed in the hessian normal form, see: | |
1000 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
1001 | // the first three are the coordinates of the orthonormal vector | |
1002 | // the fourth coordinate is equal to the distance from the origin | |
1003 | ||
1004 | for(Int_t i=0;i<3;i++){ | |
1005 | plane[i] = n[i] * s; | |
1006 | } | |
1007 | plane[3] = ( plane[0] * ngA[0] + plane[1] * ngA[1] + plane[2] * ngA[2] ); | |
1008 | ||
1009 | // The center of the square with fiducial marks as corners | |
1010 | // as the middle point of one diagonal - md | |
1011 | // Used below to get the center - orig - of the surveyed box | |
1012 | ||
1013 | Double_t orig[3], md[3]; | |
1014 | for(Int_t i=0;i<3;i++){ | |
1015 | md[i] = (ngA[i] + ngC[i]) * 0.5; | |
1016 | } | |
1017 | ||
1018 | // The center of the box, gives the global translation | |
1019 | for(Int_t i=0;i<3;i++){ | |
1020 | orig[i] = md[i] + plane[i]*fgkZFM; | |
1021 | } | |
1022 | ||
1023 | // get local directions needed to write the global rotation matrix | |
1024 | // for the surveyed volume by normalising vectors ab and bc | |
1025 | Double_t sx = TMath::Sqrt(ad[0]*ad[0] + ad[1]*ad[1] + ad[2]*ad[2]); | |
1026 | if(sx>1.e-8){ | |
1027 | for(Int_t i=0;i<3;i++){ | |
1028 | ad[i] /= sx; | |
1029 | } | |
1030 | } | |
1031 | Double_t sy = TMath::Sqrt(cd[0]*cd[0] + cd[1]*cd[1] + cd[2]*cd[2]); | |
1032 | if(sy>1.e-8){ | |
1033 | for(Int_t i=0;i<3;i++){ | |
1034 | cd[i] /= sy; | |
1035 | } | |
1036 | } | |
1037 | Double_t rot[9] = {cd[0],ad[0],-plane[0],cd[1],ad[1],-plane[1],cd[2],ad[2],-plane[2]}; | |
1038 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey: | |
1039 | TGeoHMatrix ng; | |
1040 | ng.SetTranslation(orig); | |
1041 | ng.SetRotation(rot); | |
1042 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); | |
1043 | ng.Print(); | |
1044 | ||
1045 | // Calculate the delta transformation wrt Ideal geometry | |
1046 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
1047 | ||
1048 | printf("\n\n**** The ideal matrix ***\n"); | |
1049 | fTOFMatrixId[iSM]->Print(); | |
1050 | ||
1051 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); | |
1052 | printf("\n\n**** The inverse of the ideal matrix ***\n"); | |
1053 | gdelta.Print(); | |
1054 | ||
1055 | gdelta.MultiplyLeft(&ng); | |
1056 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); | |
1057 | gdelta.Print(); //global delta trasformation | |
1058 | ||
1059 | // Now Write the Alignment Objects.... | |
1060 | Int_t index=0; //let all SM modules have index=0 | |
1061 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
1062 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
1063 | TString symname(Form("TOF/sm%02d",iSM)); | |
1064 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
1065 | fTOFAlignObjArray->Add(o); | |
1066 | } | |
1067 | ||
1068 | //___________________________________________________________________________ | |
1069 | void AliTOFAlignment::AlignFromSurveyBCD(Int_t iSM) | |
1070 | { | |
1071 | //From Survey data, derive the needed transformations to get the | |
1072 | //Alignment Objects. | |
1073 | //Again, highly "inspired" to Raffaele's example... | |
1074 | //we use FM B,C,D | |
1075 | ||
1076 | Double_t ngB[3], ngC[3], ngD[3];// real FM point coord., global RS | |
1077 | ||
1078 | ||
1079 | // Get the 'realistic' input from the Survey Matrix | |
1080 | for(Int_t coord=0;coord<3;coord++){ | |
1081 | ngB[coord]= fCombFMData[iSM*4+1][coord*2]; | |
1082 | ngC[coord]= fCombFMData[iSM*4+2][coord*2]; | |
1083 | ngD[coord]= fCombFMData[iSM*4+3][coord*2]; | |
1084 | } | |
1085 | ||
1086 | printf("\n\n******Survey analysis for TOF SuperModule ************** %i \n",iSM); | |
1087 | ||
1088 | // From the new fiducial marks coordinates derive back the | |
1089 | // new global position of the surveyed volume | |
1090 | //*** What follows is the actual survey-to-alignment procedure | |
1091 | ||
1092 | Double_t cd[3], bc[3], n[3]; | |
1093 | Double_t plane[4], s=1.; | |
1094 | ||
1095 | // first vector on the plane of the fiducial marks | |
1096 | for(Int_t i=0;i<3;i++){ | |
1097 | cd[i] = (ngC[i] - ngD[i]); | |
1098 | } | |
1099 | ||
1100 | // second vector on the plane of the fiducial marks | |
1101 | for(Int_t i=0;i<3;i++){ | |
1102 | bc[i] = (ngC[i] - ngB[i]); | |
1103 | } | |
1104 | ||
1105 | // vector normal to the plane of the fiducial marks obtained | |
1106 | // as cross product of the two vectors on the plane d0^d1 | |
1107 | n[0] = (bc[1] * cd[2] - bc[2] * cd[1]); | |
1108 | n[1] = (bc[2] * cd[0] - bc[0] * cd[2]); | |
1109 | n[2] = (bc[0] * cd[1] - bc[1] * cd[0]); | |
1110 | ||
1111 | Double_t sizen = TMath::Sqrt( n[0]*n[0] + n[1]*n[1] + n[2]*n[2] ); | |
1112 | if(sizen>1.e-8){ | |
1113 | s = Double_t(1.)/sizen ; //normalization factor | |
1114 | }else{ | |
1115 | AliInfo("Problem in normalizing the vector"); | |
1116 | } | |
1117 | ||
1118 | // plane expressed in the hessian normal form, see: | |
1119 | // http://mathworld.wolfram.com/HessianNormalForm.html | |
1120 | // the first three are the coordinates of the orthonormal vector | |
1121 | // the fourth coordinate is equal to the distance from the origin | |
1122 | ||
1123 | for(Int_t i=0;i<3;i++){ | |
1124 | plane[i] = n[i] * s; | |
1125 | } | |
1126 | plane[3] = ( plane[0] * ngB[0] + plane[1] * ngB[1] + plane[2] * ngB[2] ); | |
1127 | ||
1128 | // The center of the square with fiducial marks as corners | |
1129 | // as the middle point of one diagonal - md | |
1130 | // Used below to get the center - orig - of the surveyed box | |
1131 | ||
1132 | Double_t orig[3], md[3]; | |
1133 | for(Int_t i=0;i<3;i++){ | |
1134 | md[i] = (ngB[i] + ngD[i]) * 0.5; | |
1135 | } | |
1136 | ||
1137 | // The center of the box, gives the global translation | |
1138 | for(Int_t i=0;i<3;i++){ | |
1139 | orig[i] = md[i] + plane[i]*fgkZFM; | |
1140 | } | |
1141 | ||
1142 | // get local directions needed to write the global rotation matrix | |
1143 | // for the surveyed volume by normalising vectors ab and bc | |
1144 | Double_t sx = TMath::Sqrt(cd[0]*cd[0] + cd[1]*cd[1] + cd[2]*cd[2]); | |
1145 | if(sx>1.e-8){ | |
1146 | for(Int_t i=0;i<3;i++){ | |
1147 | cd[i] /= sx; | |
1148 | } | |
1149 | } | |
1150 | Double_t sy = TMath::Sqrt(bc[0]*bc[0] + bc[1]*bc[1] + bc[2]*bc[2]); | |
1151 | if(sy>1.e-8){ | |
1152 | for(Int_t i=0;i<3;i++){ | |
1153 | bc[i] /= sy; | |
1154 | } | |
1155 | } | |
1156 | Double_t rot[9] = {cd[0],bc[0],-plane[0],cd[1],bc[1],-plane[1],cd[2],bc[2],-plane[2]}; | |
1157 | // the Aligned matrix for the current TOF SM in the Global RS, as derived from Survey: | |
1158 | TGeoHMatrix ng; | |
1159 | ng.SetTranslation(orig); | |
1160 | ng.SetRotation(rot); | |
1161 | printf("\n\n**** The Misaligned Matrix in GRS, as from Survey data ***\n"); | |
1162 | ng.Print(); | |
1163 | ||
1164 | // Calculate the delta transformation wrt Ideal geometry | |
1165 | // (Should be gdelta.rot ==I and gdelta.tr=0 if no misalignment is applied.) | |
1166 | ||
1167 | printf("\n\n**** The ideal matrix ***\n"); | |
1168 | fTOFMatrixId[iSM]->Print(); | |
1169 | ||
1170 | TGeoHMatrix gdelta =fTOFMatrixId[iSM]->Inverse(); | |
1171 | printf("\n\n**** The inverse of the ideal matrix ***\n"); | |
1172 | gdelta.Print(); | |
1173 | ||
1174 | gdelta.MultiplyLeft(&ng); | |
1175 | printf("\n\n**** The Delta Matrix in GRS, as from Survey data ***\n"); | |
1176 | gdelta.Print(); //global delta trasformation | |
1177 | ||
1178 | // Now Write the Alignment Objects.... | |
1179 | Int_t index=0; //let all SM modules have index=0 | |
1180 | AliGeomManager::ELayerID layer = AliGeomManager::kInvalidLayer; | |
1181 | UShort_t dvoluid = AliGeomManager::LayerToVolUID(layer,index); //dummy vol id | |
1182 | TString symname(Form("TOF/sm%02d",iSM)); | |
1183 | AliAlignObjMatrix* o = new AliAlignObjMatrix(symname.Data(),dvoluid,gdelta,kTRUE); | |
1184 | fTOFAlignObjArray->Add(o); | |
1185 | } | |
1186 | ||
1187 |