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