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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 | |
023ae34b |
16 | /* |
17 | $Id$ |
18 | */ |
19 | /* |
20 | This is the implementation file for AliITSgeomMatrix class. It |
21 | contains the routines to manipulate, setup, and queary the geometry |
22 | of a given ITS module. An ITS module may be one of at least three |
23 | ITS detector technologies, Silicon Pixel, Drift, or Strip Detectors, |
24 | and variations of these in size and/or layout. These routines let |
25 | one go between ALICE global coordiantes (cm) to a given modules |
26 | specific local coordinates (cm). |
27 | */ |
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28 | #include <ctype.h> |
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29 | #include <Riostream.h> |
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30 | #include <TMath.h> |
31 | #include <TBuffer.h> |
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32 | #include <TClass.h> |
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33 | #include <TCanvas.h> |
34 | #include <TView.h> |
35 | #include <TPolyLine3D.h> |
36 | //#include <TPolyLineShape.h> |
37 | #include <TNode.h> |
38 | #include <TPCON.h> |
39 | #include <TBRIK.h> |
40 | #include <TXTRU.h> |
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41 | |
42 | #include "AliITSgeomMatrix.h" |
43 | |
44 | ClassImp(AliITSgeomMatrix) |
45 | //---------------------------------------------------------------------- |
023ae34b |
46 | AliITSgeomMatrix::AliITSgeomMatrix(): |
47 | TObject(), |
48 | fDetectorIndex(0), // Detector type index (like fShapeIndex was) |
49 | fid(), // layer, ladder, detector numbers. |
50 | frot(), //! vector of rotations about x,y,z [radians]. |
51 | ftran(), // Translation vector of module x,y,z. |
52 | fCylR(0.0), //! R Translation in Cylinderical coordinates |
53 | fCylPhi(0.0),//! Phi Translation vector in Cylindrical coord. |
54 | fm(), // Rotation matrix based on frot. |
55 | fPath(){ // Path in geometry to this module |
56 | // The Default constructor for the AliITSgeomMatrix class. By Default |
57 | // the angles of rotations are set to zero, meaning that the rotation |
58 | // matrix is the unit matrix. The translation vector is also set to |
59 | // zero as are the module id number. The detector type is set to -1 |
60 | // (an undefined value). The full rotation matrix is kept so that |
61 | // the evaluation of a coordinate transformation can be done |
62 | // quickly and with a minimum of CPU overhead. The basic coordinate |
63 | // systems are the ALICE global coordinate system and the detector |
64 | // local coordinate system. In general this structure is not limited |
65 | // to just those two coordinate systems. |
66 | //Begin_Html |
67 | /* |
68 | <img src="picts/ITS/AliITSgeomMatrix_L1.gif"> |
69 | */ |
70 | //End_Html |
71 | // Inputs: |
72 | // none. |
73 | // Outputs: |
74 | // none. |
75 | // Return: |
76 | // A default constructes AliITSgeomMatrix class. |
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77 | Int_t i,j; |
78 | |
79 | fDetectorIndex = -1; // a value never defined. |
80 | for(i=0;i<3;i++){ |
81 | fid[i] = 0; |
82 | frot[i] = ftran[i] = 0.0; |
83 | for(j=0;j<3;j++) fm[i][j] = 0.0; |
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84 | fCylR = fCylPhi = 0.0; |
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85 | }// end for i |
86 | fm[0][0] = fm[1][1] = fm[2][2] = 1.0; |
87 | } |
88 | //---------------------------------------------------------------------- |
ac74f489 |
89 | AliITSgeomMatrix::AliITSgeomMatrix(const AliITSgeomMatrix &sourse) : |
90 | TObject(sourse){ |
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91 | // The standard Copy constructor. This make a full / proper copy of |
92 | // this class. |
93 | // Inputs: |
94 | // AliITSgeomMatrix &source The source of this copy |
95 | // Outputs: |
96 | // none. |
97 | // Return: |
98 | // A copy constructes AliITSgeomMatrix class. |
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99 | Int_t i,j; |
100 | |
101 | this->fDetectorIndex = sourse.fDetectorIndex; |
102 | for(i=0;i<3;i++){ |
103 | this->fid[i] = sourse.fid[i]; |
104 | this->frot[i] = sourse.frot[i]; |
105 | this->ftran[i] = sourse.ftran[i]; |
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106 | this->fCylR = sourse.fCylR; |
107 | this->fCylPhi = sourse.fCylPhi; |
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108 | for(j=0;j<3;j++) this->fm[i][j] = sourse.fm[i][j]; |
109 | }// end for i |
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110 | this->fPath = sourse.fPath; |
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111 | } |
112 | //---------------------------------------------------------------------- |
113 | void AliITSgeomMatrix::operator=(const AliITSgeomMatrix &sourse){ |
023ae34b |
114 | // The standard = operator. This make a full / proper copy of |
115 | // this class. |
116 | // The standard Copy constructor. This make a full / proper copy of |
117 | // this class. |
118 | // Inputs: |
119 | // AliITSgeomMatrix &source The source of this copy |
120 | // Outputs: |
121 | // none. |
122 | // Return: |
123 | // A copy of the source AliITSgeomMatrix class. |
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124 | Int_t i,j; |
125 | |
126 | this->fDetectorIndex = sourse.fDetectorIndex; |
127 | for(i=0;i<3;i++){ |
128 | this->fid[i] = sourse.fid[i]; |
129 | this->frot[i] = sourse.frot[i]; |
130 | this->ftran[i] = sourse.ftran[i]; |
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131 | this->fCylR = sourse.fCylR; |
132 | this->fCylPhi = sourse.fCylPhi; |
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133 | for(j=0;j<3;j++) this->fm[i][j] = sourse.fm[i][j]; |
134 | }// end for i |
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135 | this->fPath = sourse.fPath; |
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136 | } |
137 | //---------------------------------------------------------------------- |
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138 | AliITSgeomMatrix::AliITSgeomMatrix(Int_t idt,const Int_t id[3], |
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139 | const Double_t rot[3],const Double_t tran[3]): |
140 | TObject(), |
141 | fDetectorIndex(0), // Detector type index (like fShapeIndex was) |
142 | fid(), // layer, ladder, detector numbers. |
143 | frot(), //! vector of rotations about x,y,z [radians]. |
144 | ftran(), // Translation vector of module x,y,z. |
145 | fCylR(0.0), //! R Translation in Cylinderical coordinates |
146 | fCylPhi(0.0),//! Phi Translation vector in Cylindrical coord. |
147 | fm(), // Rotation matrix based on frot. |
148 | fPath(){ // Path in geometry to this moduel |
149 | // This is a constructor for the AliITSgeomMatrix class. The matrix is |
150 | // defined by 3 standard rotation angles [radians], and the translation |
151 | // vector tran [cm]. In addition the layer, ladder, and detector number |
152 | // for this particular module and the type of module must be given. |
153 | // The full rotation matrix is kept so that the evaluation |
154 | // of a coordinate transformation can be done quickly and with a minimum |
155 | // of CPU overhead. The basic coordinate systems are the ALICE global |
156 | // coordinate system and the detector local coordinate system. In general |
157 | // this structure is not limited to just those two coordinate systems. |
158 | //Begin_Html |
159 | /* |
160 | <img src="picts/ITS/AliITSgeomMatrix_L1.gif"> |
161 | */ |
162 | //End_Html |
163 | // Inputs: |
164 | // Int_t idt The detector index value |
165 | // Int_t id[3] The layer, ladder, and detector numbers |
166 | // Double_t rot[3] The 3 Cartician rotaion angles [radians] |
167 | // Double_t tran[3] The 3 Cartician translation distnaces |
168 | // Outputs: |
169 | // none. |
170 | // Return: |
171 | // A properly inilized AliITSgeomMatrix class. |
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172 | Int_t i; |
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173 | |
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174 | fDetectorIndex = idt; // a value never defined. |
175 | for(i=0;i<3;i++){ |
176 | fid[i] = id[i]; |
177 | frot[i] = rot[i]; |
178 | ftran[i] = tran[i]; |
179 | }// end for i |
180 | fCylR = TMath::Sqrt(ftran[0]*ftran[0]+ftran[1]*ftran[1]); |
181 | fCylPhi = TMath::ATan2(ftran[1],ftran[0]); |
182 | if(fCylPhi<0.0) fCylPhi += TMath::Pi(); |
183 | this->MatrixFromAngle(); |
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184 | } |
185 | //---------------------------------------------------------------------- |
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186 | AliITSgeomMatrix::AliITSgeomMatrix(Int_t idt, const Int_t id[3], |
d962cab4 |
187 | Double_t matrix[3][3], |
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188 | const Double_t tran[3]): |
189 | TObject(), |
190 | fDetectorIndex(0), // Detector type index (like fShapeIndex was) |
191 | fid(), // layer, ladder, detector numbers. |
192 | frot(), //! vector of rotations about x,y,z [radians]. |
193 | ftran(), // Translation vector of module x,y,z. |
194 | fCylR(0.0), //! R Translation in Cylinderical coordinates |
195 | fCylPhi(0.0),//! Phi Translation vector in Cylindrical coord. |
196 | fm(), // Rotation matrix based on frot. |
197 | fPath(){ // Path in geometry to this module |
198 | // This is a constructor for the AliITSgeomMatrix class. The |
199 | // rotation matrix is given as one of the inputs, and the |
200 | // translation vector tran [cm]. In addition the layer, ladder, |
201 | // and detector number for this particular module and the type of |
202 | // module must be given. The full rotation matrix is kept so that |
203 | // the evaluation of a coordinate transformation can be done quickly |
204 | // and with a minimum of CPU overhead. The basic coordinate systems |
205 | // are the ALICE global coordinate system and the detector local |
206 | // coordinate system. In general this structure is not limited to just |
207 | // those two coordinate systems. |
208 | //Begin_Html |
209 | /* |
210 | <img src="picts/ITS/AliITSgeomMatrix_L1.gif"> |
211 | */ |
212 | //End_Html |
213 | // Inputs: |
214 | // Int_t idt The detector index value |
215 | // Int_t id[3] The layer, ladder, and detector numbers |
216 | // Double_t rot[3][3] The 3x3 Cartician rotaion matrix |
217 | // Double_t tran[3] The 3 Cartician translation distnaces |
218 | // Outputs: |
219 | // none. |
220 | // Return: |
221 | // A properly inilized AliITSgeomMatrix class. |
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222 | Int_t i,j; |
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223 | |
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224 | fDetectorIndex = idt; // a value never defined. |
225 | for(i=0;i<3;i++){ |
226 | fid[i] = id[i]; |
227 | ftran[i] = tran[i]; |
228 | for(j=0;j<3;j++) fm[i][j] = matrix[i][j]; |
229 | }// end for i |
230 | fCylR = TMath::Sqrt(ftran[0]*ftran[0]+ftran[1]*ftran[1]); |
231 | fCylPhi = TMath::ATan2(ftran[1],ftran[0]); |
232 | if(fCylPhi<0.0) fCylPhi += TMath::Pi(); |
233 | this->AngleFromMatrix(); |
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234 | } |
235 | //---------------------------------------------------------------------- |
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236 | void AliITSgeomMatrix::SixAnglesFromMatrix(Double_t *ang)const{ |
023ae34b |
237 | // This function returns the 6 GEANT 3.21 rotation angles [degrees] in |
238 | // the array ang which must be at least [6] long. |
239 | // Inputs: |
240 | // none. |
241 | // Outputs: |
242 | // Double_t ang[6] The 6 Geant3.21 rotation angles. [degrees] |
243 | // Return: |
244 | // noting |
df5240ea |
245 | Double_t si,c=180./TMath::Pi(); |
246 | |
247 | ang[1] = TMath::ATan2(fm[0][1],fm[0][0]); |
248 | if(TMath::Cos(ang[1])!=0.0) si = fm[0][0]/TMath::Cos(ang[1]); |
249 | else si = fm[0][1]/TMath::Sin(ang[1]); |
250 | ang[0] = TMath::ATan2(si,fm[0][2]); |
251 | |
252 | ang[3] = TMath::ATan2(fm[1][1],fm[1][0]); |
253 | if(TMath::Cos(ang[3])!=0.0) si = fm[1][0]/TMath::Cos(ang[3]); |
254 | else si = fm[1][1]/TMath::Sin(ang[3]); |
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255 | ang[2] = TMath::ATan2(si,fm[1][2]); |
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256 | |
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257 | ang[5] = TMath::ATan2(fm[2][1],fm[2][0]); |
258 | if(TMath::Cos(ang[5])!=0.0) si = fm[2][0]/TMath::Cos(ang[5]); |
259 | else si = fm[2][1]/TMath::Sin(ang[5]); |
260 | ang[4] = TMath::ATan2(si,fm[2][2]); |
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261 | |
262 | for(Int_t i=0;i<6;i++) {ang[i] *= c; if(ang[i]<0.0) ang[i] += 360.;} |
263 | } |
264 | //---------------------------------------------------------------------- |
265 | void AliITSgeomMatrix::MatrixFromSixAngles(const Double_t *ang){ |
023ae34b |
266 | // Given the 6 GEANT 3.21 rotation angles [degree], this will compute and |
267 | // set the rotations matrix and 3 standard rotation angles [radians]. |
268 | // These angles and rotation matrix are overwrite the existing values in |
269 | // this class. |
270 | // Inputs: |
271 | // Double_t ang[6] The 6 Geant3.21 rotation angles. [degrees] |
272 | // Outputs: |
273 | // none. |
274 | // Return: |
275 | // noting |
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276 | Int_t i,j; |
277 | Double_t si,lr[9],c=TMath::Pi()/180.; |
278 | |
279 | si = TMath::Sin(c*ang[0]); |
280 | if(ang[0]== 90.0) si = +1.0; |
281 | if(ang[0]==270.0) si = -1.0; |
282 | if(ang[0]== 0.0||ang[0]==180.) si = 0.0; |
283 | lr[0] = si * TMath::Cos(c*ang[1]); |
284 | lr[1] = si * TMath::Sin(c*ang[1]); |
285 | lr[2] = TMath::Cos(c*ang[0]); |
286 | if(ang[0]== 90.0||ang[0]==270.) lr[2] = 0.0; |
287 | if(ang[0]== 0.0) lr[2] = +1.0; |
288 | if(ang[0]==180.0) lr[2] = -1.0; |
289 | // |
290 | si = TMath::Sin(c*ang[2]); |
291 | if(ang[2]== 90.0) si = +1.0; |
292 | if(ang[2]==270.0) si = -1.0; |
293 | if(ang[2]== 0.0||ang[2]==180.) si = 0.0; |
294 | lr[3] = si * TMath::Cos(c*ang[3]); |
295 | lr[4] = si * TMath::Sin(c*ang[3]); |
296 | lr[5] = TMath::Cos(c*ang[2]); |
297 | if(ang[2]== 90.0||ang[2]==270.) lr[5] = 0.0; |
298 | if(ang[2]== 0.0) lr[5] = +1.0; |
299 | if(ang[2]==180.0) lr[5] = -1.0; |
300 | // |
301 | si = TMath::Sin(c*ang[4]); |
302 | if(ang[4]== 90.0) si = +1.0; |
303 | if(ang[4]==270.0) si = -1.0; |
304 | if(ang[4]== 0.0||ang[4]==180.) si = 0.0; |
305 | lr[6] = si * TMath::Cos(c*ang[5]); |
306 | lr[7] = si * TMath::Sin(c*ang[5]); |
307 | lr[8] = TMath::Cos(c*ang[4]); |
308 | if(ang[4]== 90.0||ang[4]==270.0) lr[8] = 0.0; |
309 | if(ang[4]== 0.0) lr[8] = +1.0; |
310 | if(ang[4]==180.0) lr[8] = -1.0; |
311 | // Normalize these elements and fill matrix fm. |
312 | for(i=0;i<3;i++){// reuse si. |
313 | si = 0.0; |
314 | for(j=0;j<3;j++) si += lr[3*i+j]*lr[3*i+j]; |
315 | si = TMath::Sqrt(1./si); |
316 | for(j=0;j<3;j++) fm[i][j] = si*lr[3*i+j]; |
317 | } // end for i |
318 | this->AngleFromMatrix(); |
319 | } |
320 | //---------------------------------------------------------------------- |
321 | AliITSgeomMatrix::AliITSgeomMatrix(const Double_t rotd[6]/*degrees*/, |
6ba216a4 |
322 | Int_t idt,const Int_t id[3], |
023ae34b |
323 | const Double_t tran[3]){ |
324 | // This is a constructor for the AliITSgeomMatrix class. The matrix |
325 | // is defined by the 6 GEANT 3.21 rotation angles [degrees], and |
326 | // the translation vector tran [cm]. In addition the layer, ladder, |
327 | // and detector number for this particular module and the type of |
328 | // module must be given. The full rotation matrix is kept so that |
329 | // the evaluation of a coordinate transformation can be done |
330 | // quickly and with a minimum of CPU overhead. The basic coordinate |
331 | // systems are the ALICE global coordinate system and the detector |
332 | // local coordinate system. In general this structure is not limited |
333 | // to just those two coordinate systems. |
334 | //Begin_Html |
335 | /* |
336 | <img src="picts/ITS/AliITSgeomMatrix_L1.gif"> |
337 | */ |
338 | //End_Html |
339 | // Inputs: |
340 | // Double_t rotd[6] The 6 Geant 3.21 rotation angles [degrees] |
341 | // Int_t idt The module Id number |
342 | // Int_t id[3] The layer, ladder and detector number |
343 | // Double_t tran[3] The translation vector |
df5240ea |
344 | Int_t i; |
345 | |
346 | fDetectorIndex = idt; // a value never defined. |
347 | for(i=0;i<3;i++){ |
348 | fid[i] = id[i]; |
349 | ftran[i] = tran[i]; |
350 | }// end for i |
d8cc8493 |
351 | fCylR = TMath::Sqrt(ftran[0]*ftran[0]+ftran[1]*ftran[1]); |
352 | fCylPhi = TMath::ATan2(ftran[1],ftran[0]); |
353 | if(fCylPhi<0.0) fCylPhi += TMath::Pi(); |
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354 | this->MatrixFromSixAngles(rotd); |
355 | } |
356 | //---------------------------------------------------------------------- |
357 | void AliITSgeomMatrix::AngleFromMatrix(){ |
023ae34b |
358 | // Computes the angles from the rotation matrix up to a phase of |
359 | // 180 degrees. |
360 | // Inputs: |
361 | // none |
362 | // Outputs: |
363 | // none |
364 | // Return: |
365 | // none |
df5240ea |
366 | Double_t rx,ry,rz; |
367 | // get angles from matrix up to a phase of 180 degrees. |
368 | |
369 | rx = TMath::ATan2(fm[2][1],fm[2][2]);if(rx<0.0) rx += 2.0*TMath::Pi(); |
370 | ry = TMath::ASin(fm[0][2]); if(ry<0.0) ry += 2.0*TMath::Pi(); |
371 | rz = TMath::ATan2(fm[1][1],fm[0][0]);if(rz<0.0) rz += 2.0*TMath::Pi(); |
372 | frot[0] = rx; |
373 | frot[1] = ry; |
374 | frot[2] = rz; |
375 | return; |
376 | } |
377 | //---------------------------------------------------------------------- |
378 | void AliITSgeomMatrix::MatrixFromAngle(){ |
023ae34b |
379 | // Computes the Rotation matrix from the angles [radians] kept in this |
380 | // class. |
381 | // Inputs: |
382 | // none |
383 | // Outputs: |
384 | // none |
385 | // Return: |
386 | // none |
df5240ea |
387 | Double_t sx,sy,sz,cx,cy,cz; |
388 | |
389 | sx = TMath::Sin(frot[0]); cx = TMath::Cos(frot[0]); |
390 | sy = TMath::Sin(frot[1]); cy = TMath::Cos(frot[1]); |
391 | sz = TMath::Sin(frot[2]); cz = TMath::Cos(frot[2]); |
392 | fm[0][0] = cz*cy; // fr[0] |
393 | fm[0][1] = -cz*sy*sx - sz*cx; // fr[1] |
394 | fm[0][2] = -cz*sy*cx + sz*sx; // fr[2] |
395 | fm[1][0] = sz*cy; // fr[3] |
396 | fm[1][1] = -sz*sy*sx + cz*cx; // fr[4] |
397 | fm[1][2] = -sz*sy*cx - cz*sx; // fr[5] |
398 | fm[2][0] = sy; // fr[6] |
399 | fm[2][1] = cy*sx; // fr[7] |
400 | fm[2][2] = cy*cx; // fr[8] |
401 | |
402 | } |
403 | //---------------------------------------------------------------------- |
024a4246 |
404 | void AliITSgeomMatrix::GtoLPosition(const Double_t g0[3],Double_t l[3]) const { |
023ae34b |
405 | // Returns the local coordinates given the global coordinates [cm]. |
406 | // Inputs: |
407 | // Double_t g[3] The position represented in the ALICE |
408 | // global coordinate system |
409 | // Outputs: |
410 | // Double_t l[3] The poistion represented in the local |
411 | // detector coordiante system |
412 | // Return: |
413 | // none |
df5240ea |
414 | Int_t i,j; |
415 | Double_t g[3]; |
416 | |
417 | for(i=0;i<3;i++) g[i] = g0[i] - ftran[i]; |
418 | for(i=0;i<3;i++){ |
419 | l[i] = 0.0; |
420 | for(j=0;j<3;j++) l[i] += fm[i][j]*g[j]; |
421 | // g = R l + translation |
422 | } // end for i |
423 | return; |
424 | } |
425 | //---------------------------------------------------------------------- |
024a4246 |
426 | void AliITSgeomMatrix::LtoGPosition(const Double_t l[3],Double_t g[3]) const { |
023ae34b |
427 | // Returns the global coordinates given the local coordinates [cm]. |
428 | // Inputs: |
429 | // Double_t l[3] The poistion represented in the detector |
430 | // local coordinate system |
431 | // Outputs: |
432 | // Double_t g[3] The poistion represented in the ALICE |
433 | // Global coordinate system |
434 | // Return: |
435 | // none. |
df5240ea |
436 | Int_t i,j; |
437 | |
438 | for(i=0;i<3;i++){ |
439 | g[i] = 0.0; |
440 | for(j=0;j<3;j++) g[i] += fm[j][i]*l[j]; |
441 | g[i] += ftran[i]; |
442 | // g = R^t l + translation |
443 | } // end for i |
444 | return; |
445 | } |
446 | //---------------------------------------------------------------------- |
024a4246 |
447 | void AliITSgeomMatrix::GtoLMomentum(const Double_t g[3],Double_t l[3]) const{ |
023ae34b |
448 | // Returns the local coordinates of the momentum given the global |
449 | // coordinates of the momentum. It transforms just like GtoLPosition |
450 | // except that the translation vector is zero. |
451 | // Inputs: |
452 | // Double_t g[3] The momentum represented in the ALICE global |
453 | // coordinate system |
454 | // Outputs: |
455 | // Double_t l[3] the momentum represented in the detector |
456 | // local coordinate system |
457 | // Return: |
458 | // none. |
df5240ea |
459 | Int_t i,j; |
460 | |
461 | for(i=0;i<3;i++){ |
462 | l[i] = 0.0; |
463 | for(j=0;j<3;j++) l[i] += fm[i][j]*g[j]; |
464 | // g = R l |
465 | } // end for i |
466 | return; |
467 | } |
468 | //---------------------------------------------------------------------- |
024a4246 |
469 | void AliITSgeomMatrix::LtoGMomentum(const Double_t l[3],Double_t g[3]) const { |
023ae34b |
470 | // Returns the Global coordinates of the momentum given the local |
471 | // coordinates of the momentum. It transforms just like LtoGPosition |
472 | // except that the translation vector is zero. |
473 | // Inputs: |
474 | // Double_t l[3] the momentum represented in the detector |
475 | // local coordinate system |
476 | // Outputs: |
477 | // Double_t g[3] The momentum represented in the ALICE global |
478 | // coordinate system |
479 | // Return: |
480 | // none. |
df5240ea |
481 | Int_t i,j; |
482 | |
483 | for(i=0;i<3;i++){ |
484 | g[i] = 0.0; |
485 | for(j=0;j<3;j++) g[i] += fm[j][i]*l[j]; |
486 | // g = R^t l |
487 | } // end for i |
488 | return; |
489 | } |
490 | //---------------------------------------------------------------------- |
023ae34b |
491 | void AliITSgeomMatrix::GtoLPositionError(const Double_t g[3][3], |
492 | Double_t l[3][3]) const { |
493 | // Given an Uncertainty matrix in Global coordinates it is |
494 | // rotated so that its representation in local coordinates can |
495 | // be returned. There is no effect due to the translation vector |
496 | // or its uncertainty. |
497 | // Inputs: |
498 | // Double_t g[3][3] The error matrix represented in the ALICE global |
499 | // coordinate system |
500 | // Outputs: |
501 | // Double_t l[3][3] the error matrix represented in the detector |
502 | // local coordinate system |
503 | // Return: |
504 | // none. |
df5240ea |
505 | Int_t i,j,k,m; |
506 | |
ecb0c8bc |
507 | for(i=0;i<3;i++)for(m=0;m<3;m++){ |
508 | l[i][m] = 0.0; |
509 | for(j=0;j<3;j++)for(k=0;k<3;k++) |
510 | l[i][m] += fm[j][i]*g[j][k]*fm[k][m]; |
511 | } // end for i,m |
512 | // g = R^t l R |
df5240ea |
513 | return; |
514 | } |
515 | //---------------------------------------------------------------------- |
023ae34b |
516 | void AliITSgeomMatrix::LtoGPositionError(const Double_t l[3][3], |
024a4246 |
517 | Double_t g[3][3]) const { |
023ae34b |
518 | // Given an Uncertainty matrix in Local coordinates it is rotated so that |
519 | // its representation in global coordinates can be returned. There is no |
520 | // effect due to the translation vector or its uncertainty. |
521 | // Inputs: |
522 | // Double_t l[3][3] the error matrix represented in the detector |
523 | // local coordinate system |
524 | // Outputs: |
525 | // Double_t g[3][3] The error matrix represented in the ALICE global |
526 | // coordinate system |
527 | // Return: |
528 | // none. |
df5240ea |
529 | Int_t i,j,k,m; |
530 | |
ecb0c8bc |
531 | for(i=0;i<3;i++)for(m=0;m<3;m++){ |
532 | g[i][m] = 0.0; |
533 | for(j=0;j<3;j++)for(k=0;k<3;k++) |
534 | g[i][m] += fm[i][j]*l[j][k]*fm[m][k]; |
535 | } // end for i,m |
536 | // g = R l R^t |
df5240ea |
537 | return; |
538 | } |
539 | //---------------------------------------------------------------------- |
023ae34b |
540 | void AliITSgeomMatrix::GtoLPositionTracking(const Double_t g[3], |
541 | Double_t l[3]) const { |
542 | // A slightly different coordinate system is used when tracking. |
543 | // This coordinate system is only relevant when the geometry represents |
544 | // the cylindrical ALICE ITS geometry. For tracking the Z axis is left |
545 | // alone but X -> -Y and Y -> X such that X always points out of the |
546 | // ITS Cylinder for every layer including layer 1 (where the detector |
547 | // are mounted upside down). |
548 | //Begin_Html |
549 | /* |
550 | <img src="picts/ITS/AliITSgeomMatrix_T1.gif"> |
551 | */ |
552 | //End_Html |
553 | // Inputs: |
554 | // Double_t g[3] The position represented in the ALICE |
555 | // global coordinate system |
556 | // Outputs: |
557 | // Double_t l[3] The poistion represented in the local |
558 | // detector coordiante system |
559 | // Return: |
560 | // none |
df5240ea |
561 | Double_t l0[3]; |
562 | |
023ae34b |
563 | this->GtoLPosition(g,l0); |
df5240ea |
564 | if(fid[0]==1){ // for layer 1 the detector are flipped upside down |
565 | // with respect to the others. |
566 | l[0] = +l0[1]; |
567 | l[1] = -l0[0]; |
568 | l[2] = +l0[2]; |
569 | }else{ |
570 | l[0] = -l0[1]; |
571 | l[1] = +l0[0]; |
572 | l[2] = +l0[2]; |
573 | } // end if |
574 | return; |
575 | } |
576 | //---------------------------------------------------------------------- |
577 | void AliITSgeomMatrix::LtoGPositionTracking(const Double_t l[3], |
023ae34b |
578 | Double_t g[3]) const { |
579 | // A slightly different coordinate system is used when tracking. |
580 | // This coordinate system is only relevant when the geometry represents |
581 | // the cylindrical ALICE ITS geometry. For tracking the Z axis is left |
582 | // alone but X -> -Y and Y -> X such that X always points out of the |
583 | // ITS Cylinder for every layer including layer 1 (where the detector |
584 | // are mounted upside down). |
585 | //Begin_Html |
586 | /* |
587 | <img src="picts/ITS/AliITSgeomMatrix_T1.gif"> |
588 | */ |
589 | //End_Html |
590 | // Inputs: |
591 | // Double_t l[3] The poistion represented in the detector |
592 | // local coordinate system |
593 | // Outputs: |
594 | // Double_t g[3] The poistion represented in the ALICE |
595 | // Global coordinate system |
596 | // Return: |
597 | // none. |
df5240ea |
598 | Double_t l0[3]; |
599 | |
600 | if(fid[0]==1){ // for layer 1 the detector are flipped upside down |
601 | // with respect to the others. |
602 | l0[0] = -l[1]; |
603 | l0[1] = +l[0]; |
604 | l0[2] = +l[2]; |
605 | }else{ |
606 | l0[0] = +l[1]; |
607 | l0[1] = -l[0]; |
608 | l0[2] = +l[2]; |
609 | } // end if |
610 | this->LtoGPosition(l0,g); |
611 | return; |
612 | } |
613 | //---------------------------------------------------------------------- |
614 | void AliITSgeomMatrix::GtoLMomentumTracking(const Double_t g[3], |
023ae34b |
615 | Double_t l[3]) const { |
616 | // A slightly different coordinate system is used when tracking. |
617 | // This coordinate system is only relevant when the geometry represents |
618 | // the cylindrical ALICE ITS geometry. For tracking the Z axis is left |
619 | // alone but X -> -Y and Y -> X such that X always points out of the |
620 | // ITS Cylinder for every layer including layer 1 (where the detector |
621 | // are mounted upside down). |
622 | //Begin_Html |
623 | /* |
624 | <img src="picts/ITS/AliITSgeomMatrix_T1.gif"> |
625 | */ |
626 | //End_Html |
627 | // Inputs: |
628 | // Double_t g[3] The momentum represented in the ALICE global |
629 | // coordinate system |
630 | // Outputs: |
631 | // Double_t l[3] the momentum represented in the detector |
632 | // local coordinate system |
633 | // Return: |
634 | // none. |
df5240ea |
635 | Double_t l0[3]; |
636 | |
637 | this->GtoLMomentum(g,l0); |
638 | if(fid[0]==1){ // for layer 1 the detector are flipped upside down |
639 | // with respect to the others. |
640 | l[0] = +l0[1]; |
641 | l[1] = -l0[0]; |
642 | l[2] = +l0[2]; |
643 | }else{ |
644 | l[0] = -l0[1]; |
645 | l[1] = +l0[0]; |
646 | l[2] = +l0[2]; |
647 | } // end if |
648 | return; |
df5240ea |
649 | } |
650 | //---------------------------------------------------------------------- |
651 | void AliITSgeomMatrix::LtoGMomentumTracking(const Double_t l[3], |
023ae34b |
652 | Double_t g[3]) const { |
653 | // A slightly different coordinate system is used when tracking. |
654 | // This coordinate system is only relevant when the geometry represents |
655 | // the cylindrical ALICE ITS geometry. For tracking the Z axis is left |
656 | // alone but X -> -Y and Y -> X such that X always points out of the |
657 | // ITS Cylinder for every layer including layer 1 (where the detector |
658 | // are mounted upside down). |
659 | //Begin_Html |
660 | /* |
661 | <img src="picts/ITS/AliITSgeomMatrix_T1.gif"> |
662 | */ |
663 | //End_Html |
664 | // Inputs: |
665 | // Double_t l[3] the momentum represented in the detector |
666 | // local coordinate system |
667 | // Outputs: |
668 | // Double_t g[3] The momentum represented in the ALICE global |
669 | // coordinate system |
670 | // Return: |
671 | // none. |
df5240ea |
672 | Double_t l0[3]; |
673 | |
674 | if(fid[0]==1){ // for layer 1 the detector are flipped upside down |
675 | // with respect to the others. |
676 | l0[0] = -l[1]; |
677 | l0[1] = +l[0]; |
678 | l0[2] = +l[2]; |
679 | }else{ |
680 | l0[0] = +l[1]; |
681 | l0[1] = -l[0]; |
682 | l0[2] = +l[2]; |
683 | } // end if |
684 | this->LtoGMomentum(l0,g); |
685 | return; |
686 | } |
687 | //---------------------------------------------------------------------- |
023ae34b |
688 | void AliITSgeomMatrix::GtoLPositionErrorTracking(const Double_t g[3][3], |
689 | Double_t l[3][3]) const { |
690 | // A slightly different coordinate system is used when tracking. |
691 | // This coordinate system is only relevant when the geometry represents |
692 | // the cylindrical ALICE ITS geometry. For tracking the Z axis is left |
693 | // alone but X -> -Y and Y -> X such that X always points out of the |
694 | // ITS Cylinder for every layer including layer 1 (where the detector |
695 | // are mounted upside down). |
696 | //Begin_Html |
697 | /* |
698 | <img src="picts/ITS/AliITSgeomMatrix_TE1.gif"> |
699 | */ |
700 | //End_Html |
701 | // Inputs: |
702 | // Double_t g[3][3] The error matrix represented in the ALICE global |
703 | // coordinate system |
704 | // Outputs: |
705 | // Double_t l[3][3] the error matrix represented in the detector |
706 | // local coordinate system |
707 | // Return: |
df5240ea |
708 | Int_t i,j,k,m; |
85f1e34a |
709 | Double_t rt[3][3]; |
710 | Double_t a0[3][3] = {{0.,+1.,0.},{-1.,0.,0.},{0.,0.,+1.}}; |
711 | Double_t a1[3][3] = {{0.,-1.,0.},{+1.,0.,0.},{0.,0.,+1.}}; |
df5240ea |
712 | |
713 | if(fid[0]==1) for(i=0;i<3;i++)for(j=0;j<3;j++)for(k=0;k<3;k++) |
85f1e34a |
714 | rt[i][k] = a0[i][j]*fm[j][k]; |
df5240ea |
715 | else for(i=0;i<3;i++)for(j=0;j<3;j++)for(k=0;k<3;k++) |
85f1e34a |
716 | rt[i][k] = a1[i][j]*fm[j][k]; |
ecb0c8bc |
717 | for(i=0;i<3;i++)for(m=0;m<3;m++){ |
718 | l[i][m] = 0.0; |
719 | for(j=0;j<3;j++)for(k=0;k<3;k++) |
720 | l[i][m] += rt[j][i]*g[j][k]*rt[k][m]; |
721 | } // end for i,m |
722 | // g = R^t l R |
df5240ea |
723 | return; |
724 | } |
725 | //---------------------------------------------------------------------- |
023ae34b |
726 | void AliITSgeomMatrix::LtoGPositionErrorTracking(const Double_t l[3][3], |
727 | Double_t g[3][3]) const { |
728 | // A slightly different coordinate system is used when tracking. |
729 | // This coordinate system is only relevant when the geometry represents |
730 | // the cylindrical ALICE ITS geometry. For tracking the Z axis is left |
731 | // alone but X -> -Y and Y -> X such that X always points out of the |
732 | // ITS Cylinder for every layer including layer 1 (where the detector |
733 | // are mounted upside down). |
734 | //Begin_Html |
735 | /* |
736 | <img src="picts/ITS/AliITSgeomMatrix_TE1.gif"> |
737 | */ |
738 | //End_Html |
739 | // Inputs: |
740 | // Double_t l[3][3] the error matrix represented in the detector |
741 | // local coordinate system |
742 | // Outputs: |
743 | // Double_t g[3][3] The error matrix represented in the ALICE global |
744 | // coordinate system |
745 | // Return: |
746 | // none. |
df5240ea |
747 | Int_t i,j,k,m; |
85f1e34a |
748 | Double_t rt[3][3]; |
749 | Double_t a0[3][3] = {{0.,+1.,0.},{-1.,0.,0.},{0.,0.,+1.}}; |
750 | Double_t a1[3][3] = {{0.,-1.,0.},{+1.,0.,0.},{0.,0.,+1.}}; |
df5240ea |
751 | |
752 | if(fid[0]==1) for(i=0;i<3;i++)for(j=0;j<3;j++)for(k=0;k<3;k++) |
85f1e34a |
753 | rt[i][k] = a0[i][j]*fm[j][k]; |
df5240ea |
754 | else for(i=0;i<3;i++)for(j=0;j<3;j++)for(k=0;k<3;k++) |
85f1e34a |
755 | rt[i][k] = a1[i][j]*fm[j][k]; |
ecb0c8bc |
756 | for(i=0;i<3;i++)for(m=0;m<3;m++){ |
757 | g[i][m] = 0.0; |
758 | for(j=0;j<3;j++)for(k=0;k<3;k++) |
759 | g[i][m] += rt[i][j]*l[j][k]*rt[m][k]; |
760 | } // end for i,m |
761 | // g = R l R^t |
df5240ea |
762 | return; |
763 | } |
764 | //---------------------------------------------------------------------- |
024a4246 |
765 | void AliITSgeomMatrix::PrintTitles(ostream *os) const { |
023ae34b |
766 | // Standard output format for this class but it includes variable |
767 | // names and formatting that makes it easer to read. |
768 | // Inputs: |
769 | // ostream *os The output stream to print the title on |
770 | // Outputs: |
771 | // none. |
772 | // Return: |
773 | // none. |
df5240ea |
774 | Int_t i,j; |
775 | |
776 | *os << "fDetectorIndex=" << fDetectorIndex << " fid[3]={"; |
777 | for(i=0;i<3;i++) *os << fid[i] << " "; |
778 | *os << "} frot[3]={"; |
779 | for(i=0;i<3;i++) *os << frot[i] << " "; |
780 | *os << "} ftran[3]={"; |
781 | for(i=0;i<3;i++) *os << ftran[i] << " "; |
782 | *os << "} fm[3][3]={"; |
783 | for(i=0;i<3;i++){for(j=0;j<3;j++){ *os << fm[i][j] << " ";} *os <<"}{";} |
784 | *os << "}" << endl; |
785 | return; |
786 | } |
787 | //---------------------------------------------------------------------- |
024a4246 |
788 | void AliITSgeomMatrix::PrintComment(ostream *os) const { |
023ae34b |
789 | // output format used by Print. |
790 | // Inputs: |
791 | // ostream *os The output stream to print the comments on |
792 | // Outputs: |
793 | // none. |
794 | // Return: |
795 | // none. |
8253cd9a |
796 | *os << "fDetectorIndex fid[0] fid[1] fid[2] ftran[0] ftran[1] ftran[2] "; |
797 | *os << "fm[0][0] fm[0][1] fm[0][2] fm[1][0] fm[1][1] fm[1][2] "; |
798 | *os << "fm[2][0] fm[2][1] fm[2][2] "; |
799 | return; |
800 | } |
801 | //---------------------------------------------------------------------- |
5cf690c1 |
802 | void AliITSgeomMatrix::Print(ostream *os)const{ |
023ae34b |
803 | // Standard output format for this class. |
804 | // Inputs: |
805 | // ostream *os The output stream to print the class data on |
806 | // Outputs: |
807 | // none. |
808 | // Return: |
809 | // none. |
df5240ea |
810 | Int_t i,j; |
431a7819 |
811 | #if defined __GNUC__ |
812 | #if __GNUC__ > 2 |
813 | ios::fmtflags fmt; |
814 | #else |
815 | Int_t fmt; |
816 | #endif |
94831058 |
817 | #else |
9f69211c |
818 | #if defined __ICC || defined __ECC || defined __xlC__ |
94831058 |
819 | ios::fmtflags fmt; |
431a7819 |
820 | #else |
31b8cd63 |
821 | Int_t fmt; |
94831058 |
822 | #endif |
431a7819 |
823 | #endif |
df5240ea |
824 | |
8253cd9a |
825 | fmt = os->setf(ios::scientific); // set scientific floating point output |
df5240ea |
826 | *os << fDetectorIndex << " "; |
827 | for(i=0;i<3;i++) *os << fid[i] << " "; |
8253cd9a |
828 | // for(i=0;i<3;i++) *os << frot[i] << " "; // Redundant with fm[][]. |
829 | for(i=0;i<3;i++) *os << setprecision(16) << ftran[i] << " "; |
830 | for(i=0;i<3;i++)for(j=0;j<3;j++) *os << setprecision(16) << |
831 | fm[i][j] << " "; |
023ae34b |
832 | *os << fPath.Length()<< " "; |
833 | for(i=0;i<fPath.Length();i++) *os << fPath[i]; |
df5240ea |
834 | *os << endl; |
8253cd9a |
835 | os->flags(fmt); // reset back to old formating. |
df5240ea |
836 | return; |
837 | } |
838 | //---------------------------------------------------------------------- |
8253cd9a |
839 | void AliITSgeomMatrix::Read(istream *is){ |
023ae34b |
840 | // Standard input format for this class. |
841 | // Inputs: |
842 | // istream *is The input stream to read on |
843 | // Outputs: |
844 | // none. |
845 | // Return: |
846 | // none. |
df5240ea |
847 | Int_t i,j; |
848 | |
849 | *is >> fDetectorIndex; |
850 | for(i=0;i<3;i++) *is >> fid[i]; |
8253cd9a |
851 | // for(i=0;i<3;i++) *is >> frot[i]; // Redundant with fm[][]. |
df5240ea |
852 | for(i=0;i<3;i++) *is >> ftran[i]; |
853 | for(i=0;i<3;i++)for(j=0;j<3;j++) *is >> fm[i][j]; |
5cf690c1 |
854 | while(is->peek()==' ')is->get(); // skip white spaces |
855 | if(isprint(is->peek())){ // old format did not have path. |
856 | *is >> j; // string length |
857 | fPath.Resize(j); |
858 | for(i=0;i<j;i++) {*is >> fPath[i];} |
859 | } // end if |
8253cd9a |
860 | AngleFromMatrix(); // compute angles frot[]. |
d8cc8493 |
861 | fCylR = TMath::Sqrt(ftran[0]*ftran[0]+ftran[1]*ftran[1]); |
862 | fCylPhi = TMath::ATan2(ftran[1],ftran[0]); |
863 | if(fCylPhi<0.0) fCylPhi += TMath::Pi(); |
df5240ea |
864 | return; |
865 | } |
d8cc8493 |
866 | //______________________________________________________________________ |
867 | void AliITSgeomMatrix::Streamer(TBuffer &R__b){ |
868 | // Stream an object of class AliITSgeomMatrix. |
023ae34b |
869 | // Inputs: |
870 | // TBuffer &R__b The output buffer to stream data on. |
871 | // Outputs: |
872 | // none. |
873 | // Return: |
874 | // none. |
d8cc8493 |
875 | |
023ae34b |
876 | if (R__b.IsReading()) { |
877 | AliITSgeomMatrix::Class()->ReadBuffer(R__b, this); |
878 | fCylR = TMath::Sqrt(ftran[0]*ftran[0]+ftran[1]*ftran[1]); |
879 | fCylPhi = TMath::ATan2(ftran[1],ftran[0]); |
880 | this->AngleFromMatrix(); |
881 | if(fCylPhi<0.0) fCylPhi += TMath::Pi(); |
882 | } else { |
883 | AliITSgeomMatrix::Class()->WriteBuffer(R__b, this); |
884 | } // end if |
d8cc8493 |
885 | } |
024a4246 |
886 | //______________________________________________________________________ |
887 | void AliITSgeomMatrix::SetTranslation(const Double_t tran[3]){ |
023ae34b |
888 | // Sets the translation vector and computes fCylR and fCylPhi. |
889 | // Inputs: |
890 | // Double_t trans[3] The translation vector to be used |
891 | // Outputs: |
892 | // none. |
893 | // Return: |
894 | // none. |
895 | for(Int_t i=0;i<3;i++) ftran[i] = tran[i]; |
896 | fCylR = TMath::Sqrt(ftran[0]*ftran[0]+ftran[1]*ftran[1]); |
897 | fCylPhi = TMath::ATan2(ftran[1],ftran[0]); |
898 | if(fCylPhi<0.0) fCylPhi += TMath::Pi(); |
899 | } |
900 | //---------------------------------------------------------------------- |
901 | TPolyLine3D* AliITSgeomMatrix::CreateLocalAxis(){ |
902 | // This class is used as part of the documentation of this class |
903 | // Inputs: |
904 | // none. |
905 | // Outputs: |
906 | // none. |
907 | // Return: |
908 | // A pointer to a new TPolyLine3D object showing the 3 line |
909 | // segments that make up the this local axis in the global |
910 | // reference system. |
911 | Float_t gf[15]; |
912 | Double_t g[5][3]; |
913 | Double_t l[5][3]={{1.0,0.0,0.0},{0.0,0.0,0.0},{0.0,1.0,0.0},{0.0,0.0,0.0}, |
914 | {0.0,0.0,1.0}}; |
915 | Int_t i; |
916 | |
917 | for(i=0;i<5;i++) { |
918 | LtoGPosition(l[i],g[i]); |
919 | gf[3*i]=(Float_t)g[i][0]; |
920 | gf[3*i+1]=(Float_t)g[i][1]; |
921 | gf[3*i+2]=(Float_t)g[i][2]; |
922 | } // end for i |
923 | return new TPolyLine3D(5,gf); |
924 | } |
925 | //---------------------------------------------------------------------- |
926 | TPolyLine3D* AliITSgeomMatrix::CreateLocalAxisTracking(){ |
927 | // This class is used as part of the documentation of this class |
928 | // Inputs: |
929 | // none. |
930 | // Outputs: |
931 | // none. |
932 | // Return: |
933 | // A pointer to a new TPolyLine3D object showing the 3 line |
934 | // segments that make up the this local axis in the global |
935 | // reference system. |
936 | Float_t gf[15]; |
937 | Double_t g[5][3]; |
938 | Double_t l[5][3]={{1.0,0.0,0.0},{0.0,0.0,0.0},{0.0,1.0,0.0},{0.0,0.0,0.0}, |
939 | {0.0,0.0,1.0}}; |
940 | Int_t i; |
941 | |
942 | for(i=0;i<5;i++) { |
943 | LtoGPositionTracking(l[i],g[i]); |
944 | gf[3*i]=(Float_t)g[i][0]; |
945 | gf[3*i+1]=(Float_t)g[i][1]; |
946 | gf[3*i+2]=(Float_t)g[i][2]; |
947 | } // end for i |
948 | return new TPolyLine3D(5,gf); |
949 | } |
950 | //---------------------------------------------------------------------- |
951 | TNode* AliITSgeomMatrix::CreateNode(const Char_t *nodeName, |
952 | const Char_t *nodeTitle,TNode *mother, |
953 | TShape *shape,Bool_t axis){ |
954 | // Creates a node inside of the node mother out of the shape shape |
955 | // in the position, with respect to mother, indecated by "this". If axis |
956 | // is ture, it will insert an axis within this node/shape. |
957 | // Inputs: |
958 | // Char_t *nodeName This name of this node |
959 | // Char_t *nodeTitle This node title |
960 | // TNode *mother The node this node will be inside of/with respect to |
961 | // TShape *shape The shape of this node |
962 | // Bool_t axis If ture, a set of x,y,z axis will be included |
963 | // Outputs: |
964 | // none. |
965 | // Return: |
966 | // A pointer to "this" node. |
967 | Double_t trans[3],matrix[3][3],*matr; |
968 | TRotMatrix *rot = new TRotMatrix(); |
969 | TString name,title; |
970 | |
971 | matr = &(matrix[0][0]); |
972 | this->GetTranslation(trans); |
973 | this->GetMatrix(matrix); |
974 | rot->SetMatrix(matr); |
975 | // |
976 | name = nodeName; |
977 | title = nodeTitle; |
978 | // |
979 | mother->cd(); |
980 | TNode *node1 = new TNode(name.Data(),title.Data(),shape,trans[0],trans[1],trans[2],rot); |
981 | if(axis){ |
982 | Int_t i,j; |
983 | const Float_t scale=0.5,lw=0.2; |
984 | Float_t xchar[13][2]={{0.5*lw,1.},{0.,0.5*lw},{0.5-0.5*lw,0.5}, |
985 | {0.,0.5*lw},{0.5*lw,0.},{0.5,0.5-0.5*lw}, |
986 | {1-0.5*lw,0.},{1.,0.5*lw},{0.5+0.5*lw,0.5}, |
987 | {1.,1.-0.5*lw},{1.-0.5*lw,1.},{0.5,0.5+0.5*lw}, |
988 | {0.5*lw,1.}}; |
989 | Float_t ychar[10][2]={{.5-0.5*lw,0.},{.5+0.5*lw,0.},{.5+0.5*lw,0.5-0.5*lw}, |
990 | {1.,1.-0.5*lw},{1.-0.5*lw,1.},{0.5+0.5*lw,0.5}, |
991 | {0.5*lw,1.} ,{0.,1-0.5*lw} ,{0.5-0.5*lw,0.5}, |
992 | {.5-0.5*lw,0.}}; |
993 | Float_t zchar[11][2]={{0.,1.},{0,1.-lw},{1.-lw,1.-lw},{0.,lw} ,{0.,0.}, |
994 | {1.,0.},{1.,lw} ,{lw,lw} ,{1.,1.-lw},{1.,1.}, |
995 | {0.,1.}}; |
996 | for(i=0;i<13;i++)for(j=0;j<2;j++){ |
997 | if(i<13) xchar[i][j] = scale*xchar[i][j]; |
998 | if(i<10) ychar[i][j] = scale*ychar[i][j]; |
999 | if(i<11) zchar[i][j] = scale*zchar[i][j]; |
1000 | } // end for i,j |
1001 | TXTRU *axisxl = new TXTRU("x","x","text",12,2); |
1002 | for(i=0;i<12;i++) axisxl->DefineVertex(i,xchar[i][0],xchar[i][1]); |
1003 | axisxl->DefineSection(0,-0.5*lw);axisxl->DefineSection(1,0.5*lw); |
1004 | TXTRU *axisyl = new TXTRU("y","y","text",9,2); |
1005 | for(i=0;i<9;i++) axisyl->DefineVertex(i,ychar[i][0],ychar[i][1]); |
1006 | axisyl->DefineSection(0,-0.5*lw);axisyl->DefineSection(1,0.5*lw); |
1007 | TXTRU *axiszl = new TXTRU("z","z","text",10,2); |
1008 | for(i=0;i<10;i++) axiszl->DefineVertex(i,zchar[i][0],zchar[i][1]); |
1009 | axiszl->DefineSection(0,-0.5*lw);axiszl->DefineSection(1,0.5*lw); |
1010 | Float_t lxy[13][2]={{-0.5*lw,-0.5*lw},{0.8,-0.5*lw},{0.8,-0.1},{1.0,0.0}, |
1011 | {0.8,0.1},{0.8,0.5*lw},{0.5*lw,0.5*lw},{0.5*lw,0.8}, |
1012 | {0.1,0.8},{0.0,1.0},{-0.1,0.8},{-0.5*lw,0.8}, |
1013 | {-0.5*lw,-0.5*lw}}; |
1014 | TXTRU *axisxy = new TXTRU("axisxy","axisxy","text",13,2); |
1015 | for(i=0;i<13;i++) axisxy->DefineVertex(i,lxy[i][0],lxy[i][1]); |
1016 | axisxy->DefineSection(0,-0.5*lw);axisxy->DefineSection(1,0.5*lw); |
1017 | Float_t lz[8][2]={{0.5*lw,-0.5*lw},{0.8,-0.5*lw},{0.8,-0.1},{1.0,0.0}, |
1018 | {0.8,0.1},{0.8,0.5*lw},{0.5*lw,0.5*lw}, |
1019 | {0.5*lw,-0.5*lw}}; |
1020 | TXTRU *axisz = new TXTRU("axisz","axisz","text",8,2); |
1021 | for(i=0;i<8;i++) axisz->DefineVertex(i,lz[i][0],lz[i][1]); |
1022 | axisz->DefineSection(0,-0.5*lw);axisz->DefineSection(1,0.5*lw); |
1023 | //TRotMatrix *xaxis90= new TRotMatrix("xaixis90","",90.0, 0.0, 0.0); |
1024 | TRotMatrix *yaxis90= new TRotMatrix("yaixis90","", 0.0,90.0, 0.0); |
1025 | TRotMatrix *zaxis90= new TRotMatrix("zaixis90","", 0.0, 0.0,90.0); |
1026 | // |
1027 | node1->cd(); |
1028 | title = name.Append("axisxy"); |
1029 | TNode *nodeaxy = new TNode(title.Data(),title.Data(),axisxy); |
1030 | title = name.Append("axisz"); |
1031 | TNode *nodeaz = new TNode(title.Data(),title.Data(),axisz,0.,0.,0.,yaxis90); |
1032 | TNode *textboxX0 = new TNode("textboxX0","textboxX0",axisxl, |
1033 | lxy[3][0],lxy[3][1],0.0); |
1034 | TNode *textboxX1 = new TNode("textboxX1","textboxX1",axisxl, |
1035 | lxy[3][0],lxy[3][1],0.0,yaxis90); |
1036 | TNode *textboxX2 = new TNode("textboxX2","textboxX2",axisxl, |
1037 | lxy[3][0],lxy[3][1],0.0,zaxis90); |
1038 | TNode *textboxY0 = new TNode("textboxY0","textboxY0",axisyl, |
1039 | lxy[9][0],lxy[9][1],0.0); |
1040 | TNode *textboxY1 = new TNode("textboxY1","textboxY1",axisyl, |
1041 | lxy[9][0],lxy[9][1],0.0,yaxis90); |
1042 | TNode *textboxY2 = new TNode("textboxY2","textboxY2",axisyl, |
1043 | lxy[9][0],lxy[9][1],0.0,zaxis90); |
1044 | TNode *textboxZ0 = new TNode("textboxZ0","textboxZ0",axiszl, |
1045 | 0.0,0.0,lz[3][0]); |
1046 | TNode *textboxZ1 = new TNode("textboxZ1","textboxZ1",axiszl, |
1047 | 0.0,0.0,lz[3][0],yaxis90); |
1048 | TNode *textboxZ2 = new TNode("textboxZ2","textboxZ2",axiszl, |
1049 | 0.0,0.0,lz[3][0],zaxis90); |
1050 | nodeaxy->Draw(); |
1051 | nodeaz->Draw(); |
1052 | textboxX0->Draw(); |
1053 | textboxX1->Draw(); |
1054 | textboxX2->Draw(); |
1055 | textboxY0->Draw(); |
1056 | textboxY1->Draw(); |
1057 | textboxY2->Draw(); |
1058 | textboxZ0->Draw(); |
1059 | textboxZ1->Draw(); |
1060 | textboxZ2->Draw(); |
1061 | } // end if |
1062 | mother->cd(); |
1063 | return node1; |
024a4246 |
1064 | } |
023ae34b |
1065 | //---------------------------------------------------------------------- |
1066 | void AliITSgeomMatrix::MakeFigures(){ |
1067 | // make figures to help document this class |
1068 | // Inputs: |
1069 | // none. |
1070 | // Outputs: |
1071 | // none. |
1072 | // Return: |
1073 | // none. |
1074 | const Double_t dx0=550.,dy0=550.,dz0=550.; // cm |
1075 | const Double_t dx=1.0,dy=0.300,dz=3.0,rmax=0.1; // cm |
1076 | Float_t l[5][3]={{1.0,0.0,0.0},{0.0,0.0,0.0},{0.0,1.0,0.0},{0.0,0.0,0.0}, |
1077 | {0.0,0.0,1.0}}; |
1078 | TCanvas *c = new TCanvas(kFALSE);// create a batch mode canvas. |
1079 | TView *view = new TView(1); // Create Cartesian coordiante view |
1080 | TBRIK *mother = new TBRIK("Mother","Mother","void",dx0,dy0,dz0); |
1081 | TBRIK *det = new TBRIK("Detector","","Si",dx,dy,dz); |
1082 | TPolyLine3D *axis = new TPolyLine3D(5,&(l[0][0])); |
1083 | TPCON *arrow = new TPCON("arrow","","air",0.0,360.,2); |
1084 | TRotMatrix *xarrow= new TRotMatrix("xarrow","",90.,0.0,0.0); |
1085 | TRotMatrix *yarrow= new TRotMatrix("yarrow","",0.0,90.,0.0); |
024a4246 |
1086 | |
023ae34b |
1087 | det->SetLineColor(0); // black |
1088 | det->SetLineStyle(1); // solid line |
1089 | det->SetLineWidth(2); // pixel units |
1090 | det->SetFillColor(1); // black |
1091 | det->SetFillStyle(4010); // window is 90% transparent |
1092 | arrow->SetLineColor(det->GetLineColor()); |
1093 | arrow->SetLineWidth(det->GetLineWidth()); |
1094 | arrow->SetLineStyle(det->GetLineStyle()); |
1095 | arrow->SetFillColor(1); // black |
1096 | arrow->SetFillStyle(4100); // window is 100% opaque |
1097 | arrow->DefineSection(0,0.0,0.0,rmax); |
1098 | arrow->DefineSection(1,2.*rmax,0.0,0.0); |
1099 | view->SetRange(-dx0,-dy0,-dz0,dx0,dy0,dz0); |
1100 | // |
1101 | TNode *node0 = new TNode("NODE0","NODE0",mother); |
1102 | node0->cd(); |
1103 | TNode *node1 = new TNode("NODE1","NODE1",det); |
1104 | node1->cd(); |
1105 | TNode *nodex = new TNode("NODEx","NODEx",arrow,l[0][0],l[0][1],l[0][2],xarrow); |
1106 | TNode *nodey = new TNode("NODEy","NODEy",arrow,l[2][0],l[2][1],l[2][2],yarrow); |
1107 | TNode *nodez = new TNode("NODEz","NODEz",arrow,l[4][0],l[4][1],l[4][2]); |
1108 | // |
1109 | axis->Draw(); |
1110 | nodex->Draw(); |
1111 | nodey->Draw(); |
1112 | nodez->Draw(); |
1113 | |
1114 | // |
1115 | node0->cd(); |
1116 | node0->Draw(); |
1117 | c->Update(); |
1118 | c->SaveAs("AliITSgeomMatrix_L1.gif"); |
1119 | } |
df5240ea |
1120 | //---------------------------------------------------------------------- |
1121 | ostream &operator<<(ostream &os,AliITSgeomMatrix &p){ |
023ae34b |
1122 | // Standard output streaming function. |
1123 | // Inputs: |
1124 | // ostream &os The output stream to print the class data on |
1125 | // AliITSgeomMatrix &p This class |
1126 | // Outputs: |
1127 | // none. |
1128 | // Return: |
1129 | // none. |
df5240ea |
1130 | |
8253cd9a |
1131 | p.Print(&os); |
df5240ea |
1132 | return os; |
1133 | } |
1134 | //---------------------------------------------------------------------- |
1135 | istream &operator>>(istream &is,AliITSgeomMatrix &r){ |
023ae34b |
1136 | // Standard input streaming function. |
1137 | // Inputs: |
1138 | // ostream &os The input stream to print the class data on |
1139 | // AliITSgeomMatrix &p This class |
1140 | // Outputs: |
1141 | // none. |
1142 | // Return: |
1143 | // none. |
df5240ea |
1144 | |
8253cd9a |
1145 | r.Read(&is); |
df5240ea |
1146 | return is; |
1147 | } |
8253cd9a |
1148 | //---------------------------------------------------------------------- |