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e118b27e | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | // $Id$ | |
3d1463c8 | 17 | |
18 | //----------------------------------------------------------------------------- | |
e118b27e | 19 | // Class AliMUONGeometryDetElement |
20 | // -------------------------------------- | |
21 | // The class defines the detection element. | |
e118b27e | 22 | // Author: Ivana Hrivnacova, IPN Orsay |
3d1463c8 | 23 | //----------------------------------------------------------------------------- |
e118b27e | 24 | |
8c0e3489 | 25 | #include "AliMUONGeometryDetElement.h" |
e118b27e | 26 | |
27 | #include "AliLog.h" | |
28 | ||
8c0e3489 | 29 | #include <TGeoMatrix.h> |
30 | #include <Riostream.h> | |
31 | ||
32 | #include <sstream> | |
e118b27e | 33 | |
b80faac0 | 34 | using std::cout; |
35 | using std::endl; | |
36 | using std::string; | |
a9aad96e | 37 | /// \cond CLASSIMP |
e118b27e | 38 | ClassImp(AliMUONGeometryDetElement) |
a9aad96e | 39 | /// \endcond |
e118b27e | 40 | |
31edb2d7 | 41 | // |
42 | // static methods | |
43 | // | |
44 | ||
45 | //______________________________________________________________________________ | |
46 | const TString& AliMUONGeometryDetElement::GetDENamePrefix() | |
47 | { | |
48 | ///< Geometry DE name prefix | |
49 | static const TString kDENamePrefix = "DE"; | |
50 | return kDENamePrefix; | |
51 | } | |
e9a283f7 | 52 | |
ccc0dd0a | 53 | //______________________________________________________________________________ |
54 | TString AliMUONGeometryDetElement::GetDEName(Int_t detElemId) | |
55 | { | |
56 | /// Return the module name for given moduleId | |
57 | ||
31edb2d7 | 58 | TString deName(GetDENamePrefix()); |
ccc0dd0a | 59 | deName += detElemId; |
60 | return deName; | |
61 | } | |
62 | ||
63 | //______________________________________________________________________________ | |
64 | AliMUONGeometryDetElement::AliMUONGeometryDetElement(Int_t detElemId) | |
65 | : TObject(), | |
66 | fDEName(GetDEName(detElemId)), | |
67 | fVolumePath(), | |
68 | fLocalTransformation(0), | |
69 | fGlobalTransformation(0) | |
70 | { | |
71 | /// Standard constructor | |
72 | ||
73 | SetUniqueID(detElemId); | |
74 | } | |
75 | ||
e118b27e | 76 | //______________________________________________________________________________ |
77 | AliMUONGeometryDetElement::AliMUONGeometryDetElement( | |
78 | Int_t detElemId, | |
8c0e3489 | 79 | const TString& volumePath) |
e118b27e | 80 | : TObject(), |
ccc0dd0a | 81 | fDEName(GetDEName(detElemId)), |
8c0e3489 | 82 | fVolumePath(volumePath), |
e118b27e | 83 | fLocalTransformation(0), |
84 | fGlobalTransformation(0) | |
85 | { | |
692de412 | 86 | /// Standard constructor |
e118b27e | 87 | |
88 | SetUniqueID(detElemId); | |
e118b27e | 89 | } |
90 | ||
91 | //______________________________________________________________________________ | |
ccc0dd0a | 92 | AliMUONGeometryDetElement::AliMUONGeometryDetElement(TRootIOCtor* /*ioCtor*/) |
e118b27e | 93 | : TObject(), |
ee04aaf6 | 94 | fDEName(), |
8c0e3489 | 95 | fVolumePath(), |
e118b27e | 96 | fLocalTransformation(0), |
97 | fGlobalTransformation(0) | |
98 | { | |
ccc0dd0a | 99 | /// Root IO constructor |
e118b27e | 100 | } |
101 | ||
e118b27e | 102 | //______________________________________________________________________________ |
692de412 | 103 | AliMUONGeometryDetElement::~AliMUONGeometryDetElement() |
104 | { | |
105 | /// Destructor | |
106 | ||
e118b27e | 107 | delete fLocalTransformation; |
108 | delete fGlobalTransformation; | |
109 | } | |
110 | ||
e118b27e | 111 | // |
112 | // private methods | |
113 | // | |
114 | ||
115 | //______________________________________________________________________________ | |
116 | void AliMUONGeometryDetElement::PrintTransform( | |
8c0e3489 | 117 | const TGeoHMatrix* transform) const |
e118b27e | 118 | { |
a9aad96e | 119 | /// Print the detection element transformation |
e118b27e | 120 | |
121 | cout << "DetElemId: " << GetUniqueID(); | |
8c0e3489 | 122 | cout << " name: " << fVolumePath << endl; |
123 | ||
124 | if ( !transform ) { | |
125 | cout << " Transformation not defined." << endl; | |
126 | return; | |
127 | } | |
e118b27e | 128 | |
129 | const double* translation = transform->GetTranslation(); | |
130 | cout << " translation: " | |
131 | #if defined (__DECCXX) | |
132 | << translation[0] << ", " | |
133 | << translation[1] << ", " | |
134 | << translation[2] << endl; | |
135 | #else | |
136 | << std::fixed | |
137 | << std::setw(7) << std::setprecision(4) << translation[0] << ", " | |
138 | << std::setw(7) << std::setprecision(4) << translation[1] << ", " | |
139 | << std::setw(7) << std::setprecision(4) << translation[2] << endl; | |
140 | #endif | |
141 | ||
142 | const double* rotation = transform->GetRotationMatrix(); | |
143 | cout << " rotation matrix: " | |
144 | #if defined (__DECCXX) | |
145 | << rotation[0] << ", " << rotation[1] << ", " << rotation[2] << endl | |
146 | << " " | |
147 | << rotation[3] << ", " << rotation[4] << ", " << rotation[5] << endl | |
148 | << " " | |
149 | << rotation[6] << ", " << rotation[7] << ", " << rotation[8] << endl; | |
150 | #else | |
151 | << std::fixed | |
152 | << std::setw(7) << std::setprecision(4) | |
153 | << rotation[0] << ", " << rotation[1] << ", " << rotation[2] << endl | |
154 | << " " | |
155 | << rotation[3] << ", " << rotation[4] << ", " << rotation[5] << endl | |
156 | << " " | |
157 | << rotation[6] << ", " << rotation[7] << ", " << rotation[8] << endl; | |
158 | #endif | |
159 | } | |
160 | ||
161 | // | |
162 | // public methods | |
163 | // | |
164 | ||
165 | //______________________________________________________________________________ | |
166 | void AliMUONGeometryDetElement::Global2Local( | |
167 | Float_t xg, Float_t yg, Float_t zg, | |
168 | Float_t& xl, Float_t& yl, Float_t& zl) const | |
169 | { | |
a9aad96e | 170 | /// Transform point from the global reference frame (ALIC) |
171 | /// to the local reference frame of this detection element. | |
e118b27e | 172 | |
173 | Double_t dxg = xg; | |
174 | Double_t dyg = yg; | |
175 | Double_t dzg = zg; | |
176 | ||
177 | Double_t dxl, dyl, dzl; | |
178 | Global2Local(dxg, dyg, dzg, dxl, dyl, dzl); | |
179 | ||
180 | xl = dxl; | |
181 | yl = dyl; | |
182 | zl = dzl; | |
183 | } | |
184 | ||
185 | //______________________________________________________________________________ | |
186 | void AliMUONGeometryDetElement::Global2Local( | |
187 | Double_t xg, Double_t yg, Double_t zg, | |
188 | Double_t& xl, Double_t& yl, Double_t& zl) const | |
189 | { | |
a9aad96e | 190 | /// Transform point from the global reference frame (ALIC) |
191 | /// to the local reference frame of this detection element | |
e118b27e | 192 | |
193 | // Check transformation | |
194 | if (!fGlobalTransformation) { | |
195 | AliError(Form("Global transformation for detection element %d not defined.", | |
196 | GetUniqueID())); | |
197 | return; | |
198 | } | |
199 | ||
200 | // Transform point | |
201 | Double_t pg[3] = { xg, yg, zg }; | |
202 | Double_t pl[3] = { 0., 0., 0. }; | |
203 | fGlobalTransformation->MasterToLocal(pg, pl); | |
204 | ||
205 | // Return transformed point | |
206 | xl = pl[0]; | |
207 | yl = pl[1]; | |
208 | zl = pl[2]; | |
209 | } | |
210 | ||
211 | //______________________________________________________________________________ | |
212 | void AliMUONGeometryDetElement::Local2Global( | |
213 | Float_t xl, Float_t yl, Float_t zl, | |
214 | Float_t& xg, Float_t& yg, Float_t& zg) const | |
215 | { | |
a9aad96e | 216 | /// Transform point from the local reference frame of this detection element |
217 | /// to the global reference frame (ALIC). | |
e118b27e | 218 | |
219 | Double_t dxl = xl; | |
220 | Double_t dyl = yl; | |
221 | Double_t dzl = zl; | |
222 | ||
223 | Double_t dxg, dyg, dzg; | |
224 | Local2Global(dxl, dyl, dzl, dxg, dyg, dzg); | |
225 | ||
226 | xg = dxg; | |
227 | yg = dyg; | |
228 | zg = dzg; | |
229 | } | |
230 | ||
231 | //______________________________________________________________________________ | |
232 | void AliMUONGeometryDetElement::Local2Global( | |
233 | Double_t xl, Double_t yl, Double_t zl, | |
234 | Double_t& xg, Double_t& yg, Double_t& zg) const | |
235 | { | |
a9aad96e | 236 | /// Transform point from the local reference frame of this detection element |
237 | /// to the global reference frame (ALIC). | |
e118b27e | 238 | |
239 | // Check transformation | |
240 | if (!fGlobalTransformation) { | |
241 | AliError(Form("Global transformation for detection element %d not defined.", | |
242 | GetUniqueID())); | |
243 | return; | |
244 | } | |
245 | ||
246 | // Transform point | |
247 | Double_t pl[3] = { xl, yl, zl }; | |
248 | Double_t pg[3] = { 0., 0., 0. }; | |
249 | fGlobalTransformation->LocalToMaster(pl, pg); | |
250 | ||
251 | // Return transformed point | |
252 | xg = pg[0]; | |
253 | yg = pg[1]; | |
254 | zg = pg[2]; | |
255 | } | |
256 | ||
8c0e3489 | 257 | //______________________________________________________________________________ |
258 | void AliMUONGeometryDetElement::SetLocalTransformation( | |
450ca6fb | 259 | const TGeoHMatrix& transform, |
260 | Bool_t warn) | |
8c0e3489 | 261 | { |
a9aad96e | 262 | /// Set local transformation; |
263 | /// give warning if the global transformation is already defined. | |
8c0e3489 | 264 | |
450ca6fb | 265 | if ( fLocalTransformation ) { |
8c0e3489 | 266 | delete fLocalTransformation; |
450ca6fb | 267 | if ( warn ) { |
268 | AliWarning("Local transformation already defined was deleted."); | |
269 | } | |
8c0e3489 | 270 | } |
271 | ||
272 | fLocalTransformation = new TGeoHMatrix(transform); | |
273 | } | |
274 | ||
e118b27e | 275 | //______________________________________________________________________________ |
276 | void AliMUONGeometryDetElement::SetGlobalTransformation( | |
450ca6fb | 277 | const TGeoHMatrix& transform, |
278 | Bool_t warn) | |
e118b27e | 279 | { |
a9aad96e | 280 | /// Set global transformation; |
281 | /// give warning if the global transformation is already defined. | |
e118b27e | 282 | |
283 | if (fGlobalTransformation) { | |
284 | delete fGlobalTransformation; | |
450ca6fb | 285 | if ( warn ) { |
286 | AliWarning("Global transformation already defined was deleted."); | |
287 | } | |
e118b27e | 288 | } |
289 | ||
8c0e3489 | 290 | fGlobalTransformation = new TGeoHMatrix(transform); |
e118b27e | 291 | } |
292 | ||
293 | //______________________________________________________________________________ | |
294 | void AliMUONGeometryDetElement::PrintLocalTransform() const | |
295 | { | |
a9aad96e | 296 | /// Print detection element relative transformation |
692de412 | 297 | /// (the transformation wrt module frame) |
e118b27e | 298 | |
299 | PrintTransform(fLocalTransformation); | |
300 | } | |
301 | ||
302 | //______________________________________________________________________________ | |
303 | void AliMUONGeometryDetElement::PrintGlobalTransform() const | |
304 | { | |
a9aad96e | 305 | /// Print detection element global transformation |
692de412 | 306 | /// (the transformation wrt global frame) |
e118b27e | 307 | |
a42ddaa5 | 308 | PrintTransform(fGlobalTransformation); |
e118b27e | 309 | } |
8c0e3489 | 310 | |
311 | //______________________________________________________________________________ | |
312 | TString AliMUONGeometryDetElement::GetVolumeName() const | |
313 | { | |
314 | /// Extract volume name from the path | |
315 | ||
316 | std::string volPath = fVolumePath.Data(); | |
317 | std::string::size_type first = volPath.rfind('/')+1; | |
318 | std::string::size_type last = volPath.rfind('_'); | |
319 | ||
320 | return volPath.substr(first, last-first ); | |
321 | } | |
322 | ||
323 | //______________________________________________________________________________ | |
324 | Int_t AliMUONGeometryDetElement::GetVolumeCopyNo() const | |
325 | { | |
326 | /// Extract volume copyNo from the path | |
327 | ||
328 | string volPath = fVolumePath.Data(); | |
329 | std::string::size_type first = volPath.rfind('_'); | |
330 | std::string copyNoStr = volPath.substr(first+1, volPath.length()); | |
331 | std::istringstream in(copyNoStr); | |
332 | Int_t copyNo; | |
333 | in >> copyNo; | |
334 | ||
335 | return copyNo; | |
336 | } | |
337 |