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4c039060 | 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 | /* | |
17 | $Log$ | |
ad0e60d9 | 18 | Revision 1.2 1999/09/29 09:24:20 fca |
19 | Introduction of the Copyright and cvs Log | |
20 | ||
4c039060 | 21 | */ |
22 | ||
58005f18 | 23 | /////////////////////////////////////////////////////////////////////// |
24 | // ITS geometry manimulaiton routines. // | |
25 | // Created April 15 1999. // | |
26 | // version: 0.0.0 // | |
27 | // By: Bjorn S. Nilsen // | |
28 | // version: 0.0.1 // | |
29 | // Updated May 27 1999. // | |
30 | // Added Cylinderical random and global based changes. // | |
31 | // Added function PrintComparison. // | |
32 | /////////////////////////////////////////////////////////////////////// | |
33 | #include <iostream.h> | |
34 | #include <fstream.h> | |
35 | #include <iomanip.h> | |
36 | #include <stdio.h> | |
37 | #include "AliITSgeom.h" | |
38 | #include "TRandom.h" | |
39 | ||
40 | ClassImp(AliITSgeom) | |
41 | ||
42 | //_____________________________________________________________________ | |
43 | AliITSgeom::AliITSgeom(){ | |
44 | //////////////////////////////////////////////////////////////////////// | |
45 | // The default constructor for the AliITSgeom class. It, by default, | |
46 | // sets fNlayers to zero and zeros all pointers. | |
47 | //////////////////////////////////////////////////////////////////////// | |
48 | // Default constructor. | |
49 | // Do not allocate anything zero everything | |
50 | fNlayers = 0; | |
51 | fNlad = 0; | |
52 | fNdet = 0; | |
53 | fg = 0; | |
54 | fShape = 0; | |
55 | return; | |
56 | } | |
57 | ||
58 | //_____________________________________________________________________ | |
59 | AliITSgeom::~AliITSgeom(){ | |
60 | //////////////////////////////////////////////////////////////////////// | |
61 | // The destructor for the AliITSgeom class. If the arrays fNlad, | |
62 | // fNdet, or fg have had memory allocated to them, there pointer values | |
63 | // are non zero, then this memory space is freed and they are set | |
64 | // to zero. In addition, fNlayers is set to zero. The destruction of | |
65 | // TObjArray fShape is, by default, handled by the TObjArray destructor. | |
66 | //////////////////////////////////////////////////////////////////////// | |
67 | // Default destructor. | |
68 | // if arrays exist delet them. Then set everything to zero. | |
69 | if(fg!=0){ | |
70 | for(Int_t i=0;i<fNlayers;i++) delete[] fg[i]; | |
71 | delete[] fg; | |
72 | } // end if fg!=0 | |
73 | if(fNlad!=0) delete[] fNlad; | |
74 | if(fNdet!=0) delete[] fNdet; | |
75 | fNlayers = 0; | |
76 | fNlad = 0; | |
77 | fNdet = 0; | |
78 | fg = 0; | |
79 | return; | |
80 | } | |
81 | ||
82 | //_____________________________________________________________________ | |
83 | AliITSgeom::AliITSgeom(const char *filename){ | |
84 | //////////////////////////////////////////////////////////////////////// | |
85 | // The constructor for the AliITSgeom class. All of the data to fill | |
86 | // this structure is read in from the file given my the input filename. | |
87 | //////////////////////////////////////////////////////////////////////// | |
88 | FILE *pf; | |
89 | Int_t i; | |
90 | ITS_geom *g; | |
91 | Int_t l,a,d; | |
92 | Float_t x,y,z,o,p,q,r,s,t; | |
ad0e60d9 | 93 | Double_t oor,pr,qr,rr,sr,tr; // Radians |
58005f18 | 94 | Double_t lr[9]; |
95 | Double_t si; // sin(angle) | |
96 | Double_t PI = TMath::Pi(), byPI = PI/180.; | |
97 | ||
98 | pf = fopen(filename,"r"); | |
99 | ||
100 | fNlayers = 6; // set default number of ladders | |
101 | fNlad = new Int_t[fNlayers]; | |
102 | fNdet = new Int_t[fNlayers]; | |
103 | // find the number of laders and detectors in this geometry. | |
104 | for(i=0;i<fNlayers;i++){fNlad[i]=fNdet[i]=0;} // zero out arrays | |
105 | for(;;){ // for ever loop | |
106 | i = fscanf(pf,"%d %d %d %f %f %f %f %f %f %f %f %f", | |
107 | &l,&a,&d,&x,&y,&z,&o,&p,&q,&r,&s,&t); | |
108 | if(i==EOF) break; | |
109 | if(l<1 || l>fNlayers) { | |
110 | printf("error in file %s layer=%d min is 1 max is %d/n", | |
111 | filename,l,fNlayers); | |
112 | continue; | |
113 | }// end if l | |
114 | if(fNlad[l-1]<a) fNlad[l-1] = a; | |
115 | if(fNdet[l-1]<d) fNdet[l-1] = d; | |
116 | } // end for ever loop | |
117 | // counted the number of laders and detectors now allocate space. | |
118 | fg = new ITS_geom* [fNlayers]; | |
119 | for(i=0;i<fNlayers;i++){ | |
120 | fg[i] = 0; | |
121 | l = fNlad[i]*fNdet[i]; | |
122 | fg[i] = new ITS_geom[l]; // allocate space for transforms | |
123 | } // end for i | |
124 | ||
125 | // Set up Shapes for a default configuration of 6 layers. | |
126 | fShape = new TObjArray; | |
127 | AddShape((TObject *) new AliITSgeomSPD()); // shape 0 | |
128 | AddShape((TObject *) new AliITSgeomSDD()); // shape 1 | |
129 | AddShape((TObject *) new AliITSgeomSPD()); // shape 2 | |
130 | ||
131 | // prepair to read in transforms | |
132 | rewind(pf); // start over reading file | |
133 | for(;;){ // for ever loop | |
134 | i = fscanf(pf,"%d %d %d %f %f %f %f %f %f %f %f %f", | |
135 | &l,&a,&d,&x,&y,&z,&o,&p,&q,&r,&s,&t); | |
136 | if(i==EOF) break; | |
137 | if(l<1 || l>fNlayers) { | |
138 | printf("error in file %s layer=%d min is 1 max is %d/n", | |
139 | filename,l,fNlayers); | |
140 | continue; | |
141 | }// end if l | |
142 | l--; a--; d--; // shift layer, lader, and detector counters to zero base | |
143 | i = d + a*fNdet[l]; // position of this detector | |
144 | g = &(fg[l][i]); | |
145 | ||
ad0e60d9 | 146 | oor = byPI*o; |
58005f18 | 147 | pr = byPI*p; |
148 | qr = byPI*q; | |
149 | rr = byPI*r; | |
150 | sr = byPI*s; | |
151 | tr = byPI*t; | |
152 | ||
153 | g->fx0 = x; | |
154 | g->fy0 = y; | |
155 | g->fz0 = z; | |
ad0e60d9 | 156 | si = sin(oor);if(o== 90.0) si = +1.0; |
58005f18 | 157 | if(o==270.0) si = -1.0; |
158 | if(o== 0.0||o==180.) si = 0.0; | |
159 | lr[0] = si * cos(pr); | |
160 | lr[1] = si * sin(pr); | |
ad0e60d9 | 161 | lr[2] = cos(oor);if(o== 90.0||o==270.) lr[2] = 0.0; |
58005f18 | 162 | if(o== 0.0) lr[2] = +1.0; |
163 | if(o==180.0) lr[2] = -1.0; | |
164 | si = sin(qr);if(q== 90.0) si = +1.0; | |
165 | if(q==270.0) si = -1.0; | |
166 | if(q== 0.0||q==180.) si = 0.0; | |
167 | lr[3] = si * cos(rr); | |
168 | lr[4] = si * sin(rr); | |
169 | lr[5] = cos(qr);if(q== 90.0||q==270.) lr[5] = 0.0; | |
170 | if(q== 0.0) lr[5] = +1.0; | |
171 | if(q==180.0) lr[5] = -1.0; | |
172 | si = sin(sr);if(r== 90.0) si = +1.0; | |
173 | if(r==270.0) si = -1.0; | |
174 | if(r== 0.0||r==180.) si = 0.0; | |
175 | lr[6] = si * cos(tr); | |
176 | lr[7] = si * sin(tr); | |
177 | lr[8] = cos(sr);if(r== 90.0||r==270.0) lr[8] = 0.0; | |
178 | if(r== 0.0) lr[8] = +1.0; | |
179 | if(r==180.0) lr[8] = -1.0; | |
180 | // Normalize these elements | |
181 | for(a=0;a<3;a++){// reuse float si and integers a and d. | |
182 | si = 0.0; | |
183 | for(d=0;d<3;d++) si += lr[3*a+d]*lr[3*a+d]; | |
184 | si = TMath::Sqrt(1./si); | |
185 | for(d=0;d<3;d++) g->fr[3*a+d] = lr[3*a+d] = si*lr[3*a+d]; | |
186 | } // end for a | |
187 | // get angles from matrix up to a phase of 180 degrees. | |
ad0e60d9 | 188 | oor = atan2(lr[7],lr[8]);if(oor<0.0) oor += 2.0*PI; |
58005f18 | 189 | pr = asin(lr[2]); if(pr<0.0) pr += 2.0*PI; |
190 | qr = atan2(lr[3],lr[0]);if(qr<0.0) qr += 2.0*PI; | |
ad0e60d9 | 191 | g->frx = oor; |
58005f18 | 192 | g->fry = pr; |
193 | g->frz = qr; | |
194 | // l = layer-1 at this point. | |
195 | if(l==0||l==1) g->fShapeIndex = 0; // SPD's | |
196 | else if(l==2||l==3) g->fShapeIndex = 1; // SDD's | |
197 | else if(l==4||l==5) g->fShapeIndex = 2; // SSD's | |
198 | } // end for ever loop | |
199 | fclose(pf); | |
200 | } | |
201 | ||
202 | //________________________________________________________________________ | |
203 | AliITSgeom::AliITSgeom(AliITSgeom &source){ | |
204 | //////////////////////////////////////////////////////////////////////// | |
205 | // The copy constructor for the AliITSgeom class. It calls the | |
206 | // = operator function. See the = operator function for more details. | |
207 | //////////////////////////////////////////////////////////////////////// | |
208 | source = *this; // Just use the = operator for now. | |
209 | return; | |
210 | } | |
211 | ||
212 | //________________________________________________________________________ | |
213 | void AliITSgeom::operator=(AliITSgeom &source){ | |
214 | //////////////////////////////////////////////////////////////////////// | |
215 | // The = operator function for the AliITSgeom class. It makes an | |
216 | // independent copy of the class in such a way that any changes made | |
217 | // to the copied class will not affect the source class in any way. | |
218 | // This is required for many ITS alignment studies where the copied | |
219 | // class is then modified by introducing some misalignment. | |
220 | //////////////////////////////////////////////////////////////////////// | |
221 | Int_t i,j,k; | |
222 | ||
223 | if(this == &source) return; // don't assign to ones self. | |
224 | ||
225 | // if there is an old structure allocated delete it first. | |
226 | if(fg != 0){ | |
227 | for(i=0;i<fNlayers;i++) delete[] fg[i]; | |
228 | delete[] fg; | |
229 | } // end if fg != 0 | |
230 | if(fNlad != 0) delete[] fNlad; | |
231 | if(fNdet != 0) delete[] fNdet; | |
232 | ||
233 | fNlayers = source.fNlayers; | |
234 | fNlad = new Int_t[fNlayers]; | |
235 | for(i=0;i<fNlayers;i++) fNlad[i] = source.fNlad[i]; | |
236 | fNdet = new Int_t[fNlayers]; | |
237 | for(i=0;i<fNlayers;i++) fNdet[i] = source.fNdet[i]; | |
238 | fShape = new TObjArray(*(source.fShape));//This does not make a proper copy. | |
239 | fg = new ITS_geom* [fNlayers]; | |
240 | for(i=0;i<fNlayers;i++){ | |
241 | fg[i] = new ITS_geom[fNlad[i]*fNdet[i]]; | |
242 | for(j=0;j<(fNlad[i]*fNdet[i]);j++){ | |
243 | fg[i][j].fShapeIndex = source.fg[i][j].fShapeIndex; | |
244 | fg[i][j].fx0 = source.fg[i][j].fx0; | |
245 | fg[i][j].fy0 = source.fg[i][j].fy0; | |
246 | fg[i][j].fz0 = source.fg[i][j].fz0; | |
247 | fg[i][j].frx = source.fg[i][j].frx; | |
248 | fg[i][j].fry = source.fg[i][j].fry; | |
249 | fg[i][j].frz = source.fg[i][j].frz; | |
250 | for(k=0;k<9;k++) fg[i][j].fr[k] = source.fg[i][j].fr[k]; | |
251 | } // end for j | |
252 | } // end for i | |
253 | return; | |
254 | } | |
255 | ||
256 | ||
257 | //________________________________________________________________________ | |
258 | void AliITSgeom::GtoL(Int_t lay,Int_t lad,Int_t det, | |
259 | const Float_t *g,Float_t *l){ | |
260 | //////////////////////////////////////////////////////////////////////// | |
261 | // The function that does the global ALICE Cartesian coordinate | |
262 | // to local active volume detector Cartesian coordinate transformation. | |
263 | // The local detector coordinate system is determined by the layer, | |
264 | // ladder, and detector numbers. The global coordinates are entered by | |
265 | // the three element Float_t array g and the local coordinate values | |
266 | // are returned by the three element Float_t array l. The order of the | |
267 | // three elements are g[0]=x, g[1]=y, and g[2]=z, similarly for l. | |
268 | //////////////////////////////////////////////////////////////////////// | |
269 | Double_t x,y,z; | |
270 | ITS_geom *gl; | |
271 | ||
272 | lay--; lad--; det--; | |
273 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
274 | ||
275 | x = g[0] - gl->fx0; | |
276 | y = g[1] - gl->fy0; | |
277 | z = g[2] - gl->fz0; | |
278 | l[0] = gl->fr[0]*x + gl->fr[1]*y + gl->fr[2]*z; | |
279 | l[1] = gl->fr[3]*x + gl->fr[4]*y + gl->fr[5]*z; | |
280 | l[2] = gl->fr[6]*x + gl->fr[7]*y + gl->fr[8]*z; | |
281 | return; | |
282 | } | |
283 | ||
284 | //________________________________________________________________________ | |
285 | void AliITSgeom::GtoL(const Int_t *id,const Float_t *g,Float_t *l){ | |
286 | //////////////////////////////////////////////////////////////////////// | |
287 | // The function that does the local active volume detector Cartesian | |
288 | // coordinate to global ALICE Cartesian coordinate transformation. | |
289 | // The local detector coordinate system is determined by the layer, | |
290 | // ladder, and detector numbers. The local coordinates are entered by | |
291 | // the three element Float_t array l and the global coordinate values | |
292 | // are returned by the three element Float_t array g. The order of the | |
293 | // three elements are l[0]=x, l[1]=y, and l[2]=z, similarly for g. | |
294 | //////////////////////////////////////////////////////////////////////// | |
295 | Int_t lay,lad,det; | |
296 | Double_t x,y,z; | |
297 | ITS_geom *gl; | |
298 | ||
299 | lay = id[0]; lad = id[1]; det = id[2]; | |
300 | lay--; lad--; det--; | |
301 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
302 | ||
303 | x = g[0] - gl->fx0; | |
304 | y = g[1] - gl->fy0; | |
305 | z = g[2] - gl->fz0; | |
306 | l[0] = gl->fr[0]*x + gl->fr[1]*y + gl->fr[2]*z; | |
307 | l[1] = gl->fr[3]*x + gl->fr[4]*y + gl->fr[5]*z; | |
308 | l[2] = gl->fr[6]*x + gl->fr[7]*y + gl->fr[8]*z; | |
309 | return; | |
310 | } | |
311 | //________________________________________________________________________ | |
ad0e60d9 | 312 | void AliITSgeom::GtoL(const Int_t index,const Float_t *g,Float_t *l){ |
58005f18 | 313 | //////////////////////////////////////////////////////////////////////// |
314 | // The function that does the local active volume detector Cartesian | |
315 | // coordinate to global ALICE Cartesian coordinate transformation. | |
316 | // The local detector coordinate system is determined by the detector | |
317 | // index numbers (see GetModuleIndex and GetModuleID). The local | |
318 | // coordinates are entered by the three element Float_t array l and the | |
319 | // global coordinate values are returned by the three element Float_t array g. | |
320 | // The order of the three elements are l[0]=x, l[1]=y, and l[2]=z, similarly | |
321 | // for g. | |
322 | //////////////////////////////////////////////////////////////////////// | |
323 | Int_t lay,lad,det; | |
324 | Double_t x,y,z; | |
325 | ITS_geom *gl; | |
326 | ||
327 | this->GetModuleId(index,lay,lad,det); | |
328 | lay--; lad--; det--; | |
329 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
330 | ||
331 | x = g[0] - gl->fx0; | |
332 | y = g[1] - gl->fy0; | |
333 | z = g[2] - gl->fz0; | |
334 | l[0] = gl->fr[0]*x + gl->fr[1]*y + gl->fr[2]*z; | |
335 | l[1] = gl->fr[3]*x + gl->fr[4]*y + gl->fr[5]*z; | |
336 | l[2] = gl->fr[6]*x + gl->fr[7]*y + gl->fr[8]*z; | |
337 | return; | |
338 | } | |
339 | ||
340 | //________________________________________________________________________ | |
341 | void AliITSgeom::LtoG(Int_t lay,Int_t lad,Int_t det, | |
342 | const Float_t *l,Float_t *g){ | |
343 | //////////////////////////////////////////////////////////////////////// | |
344 | // The function that does the local active volume detector Cartesian | |
345 | // coordinate to global ALICE Cartesian coordinate transformation. | |
346 | // The local detector coordinate system is determined by the layer, | |
347 | // ladder, and detector numbers. The local coordinates are entered by | |
348 | // the three element Float_t array l and the global coordinate values | |
349 | // are returned by the three element Float_t array g. The order of the | |
350 | // three elements are l[0]=x, l[1]=y, and l[2]=z, similarly for g. | |
351 | //////////////////////////////////////////////////////////////////////// | |
352 | Double_t x,y,z; | |
353 | ITS_geom *gl; | |
354 | ||
355 | lay--; lad--; det--; | |
356 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
357 | ||
358 | x = gl->fr[0]*l[0] + gl->fr[3]*l[1] + gl->fr[6]*l[2]; | |
359 | y = gl->fr[1]*l[0] + gl->fr[4]*l[1] + gl->fr[7]*l[2]; | |
360 | z = gl->fr[2]*l[0] + gl->fr[5]*l[1] + gl->fr[8]*l[2]; | |
361 | g[0] = x + gl->fx0; | |
362 | g[1] = y + gl->fy0; | |
363 | g[2] = z + gl->fz0; | |
364 | return; | |
365 | } | |
366 | ||
367 | //________________________________________________________________________ | |
368 | void AliITSgeom::LtoG(const Int_t *id,const Float_t *l,Float_t *g){ | |
369 | //////////////////////////////////////////////////////////////////////// | |
370 | // The function that does the local active volume detector Cartesian | |
371 | // coordinate to global ALICE Cartesian coordinate transformation. | |
372 | // The local detector coordinate system is determined by the three | |
373 | // element array Id containing as it's three elements Id[0]=layer, | |
374 | // Id[1]=ladder, and Id[2]=detector numbers. The local coordinates | |
375 | // are entered by the three element Float_t array l and the global | |
376 | // coordinate values are returned by the three element Float_t array g. | |
377 | // The order of the three elements are l[0]=x, l[1]=y, and l[2]=z, | |
378 | // similarly for g. | |
379 | //////////////////////////////////////////////////////////////////////// | |
380 | Int_t lay,lad,det; | |
381 | Double_t x,y,z; | |
382 | ITS_geom *gl; | |
383 | ||
384 | lay = id[0]; lad = id[1]; det = id[2]; | |
385 | lay--; lad--; det--; | |
386 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
387 | ||
388 | x = gl->fr[0]*l[0] + gl->fr[3]*l[1] + gl->fr[6]*l[2]; | |
389 | y = gl->fr[1]*l[0] + gl->fr[4]*l[1] + gl->fr[7]*l[2]; | |
390 | z = gl->fr[2]*l[0] + gl->fr[5]*l[1] + gl->fr[8]*l[2]; | |
391 | g[0] = x + gl->fx0; | |
392 | g[1] = y + gl->fy0; | |
393 | g[2] = z + gl->fz0; | |
394 | return; | |
395 | } | |
396 | //________________________________________________________________________ | |
ad0e60d9 | 397 | void AliITSgeom::LtoG(const Int_t index,const Float_t *l,Float_t *g){ |
58005f18 | 398 | //////////////////////////////////////////////////////////////////////// |
399 | // The function that does the local active volume detector Cartesian | |
400 | // coordinate to global ALICE Cartesian coordinate transformation. | |
401 | // The local detector coordinate system is determined by the detector | |
402 | // index number (see GetModuleIndex and GetModuleId). The local coordinates | |
403 | // are entered by the three element Float_t array l and the global | |
404 | // coordinate values are returned by the three element Float_t array g. | |
405 | // The order of the three elements are l[0]=x, l[1]=y, and l[2]=z, | |
406 | // similarly for g. | |
407 | //////////////////////////////////////////////////////////////////////// | |
408 | Int_t lay,lad,det; | |
409 | Double_t x,y,z; | |
410 | ITS_geom *gl; | |
411 | ||
412 | this->GetModuleId(index,lay,lad,det); | |
413 | lay--; lad--; det--; | |
414 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
415 | ||
416 | x = gl->fr[0]*l[0] + gl->fr[3]*l[1] + gl->fr[6]*l[2]; | |
417 | y = gl->fr[1]*l[0] + gl->fr[4]*l[1] + gl->fr[7]*l[2]; | |
418 | z = gl->fr[2]*l[0] + gl->fr[5]*l[1] + gl->fr[8]*l[2]; | |
419 | g[0] = x + gl->fx0; | |
420 | g[1] = y + gl->fy0; | |
421 | g[2] = z + gl->fz0; | |
422 | return; | |
423 | } | |
424 | //________________________________________________________________________ | |
425 | void AliITSgeom::GtoLMomentum(Int_t lay,Int_t lad,Int_t det, | |
426 | const Float_t *g,Float_t *l){ | |
427 | //////////////////////////////////////////////////////////////////////// | |
428 | // The function that does the global ALICE Cartesian momentum | |
429 | // to local active volume detector Cartesian momentum transformation. | |
430 | // The local detector coordinate system is determined by the layer, | |
431 | // ladder, and detector numbers. The global momentums are entered by | |
432 | // the three element Float_t array g and the local momentums values | |
433 | // are returned by the three element Float_t array l. The order of the | |
434 | // three elements are g[0]=x, g[1]=y, and g[2]=z, similarly for l. | |
435 | //////////////////////////////////////////////////////////////////////// | |
436 | Double_t px,py,pz; | |
437 | ITS_geom *gl; | |
438 | ||
439 | lay--; lad--; det--; | |
440 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
441 | ||
442 | px = g[0]; | |
443 | py = g[1]; | |
444 | pz = g[2]; | |
445 | l[0] = gl->fr[0]*px + gl->fr[1]*py + gl->fr[2]*pz; | |
446 | l[1] = gl->fr[3]*px + gl->fr[4]*py + gl->fr[5]*pz; | |
447 | l[2] = gl->fr[6]*px + gl->fr[7]*py + gl->fr[8]*pz; | |
448 | return; | |
449 | } | |
450 | //________________________________________________________________________ | |
451 | void AliITSgeom::LtoGMomentum(Int_t lay,Int_t lad,Int_t det, | |
452 | const Float_t *l,Float_t *g){ | |
453 | //////////////////////////////////////////////////////////////////////// | |
454 | // The function that does the local active volume detector Cartesian | |
455 | // momentum to global ALICE Cartesian momentum transformation. | |
456 | // The local detector momentum system is determined by the layer, | |
457 | // ladder, and detector numbers. The locall momentums are entered by | |
458 | // the three element Float_t array l and the global momentum values | |
459 | // are returned by the three element Float_t array g. The order of the | |
460 | // three elements are l[0]=x, l[1]=y, and l[2]=z, similarly for g. | |
461 | //////////////////////////////////////////////////////////////////////// | |
462 | Double_t px,py,pz; | |
463 | ITS_geom *gl; | |
464 | ||
465 | lay--; lad--; det--; | |
466 | gl = &(fg[lay][fNdet[lay]*lad+det]); | |
467 | ||
468 | px = gl->fr[0]*l[0] + gl->fr[3]*l[1] + gl->fr[6]*l[2]; | |
469 | py = gl->fr[1]*l[0] + gl->fr[4]*l[1] + gl->fr[7]*l[2]; | |
470 | pz = gl->fr[2]*l[0] + gl->fr[5]*l[1] + gl->fr[8]*l[2]; | |
471 | g[0] = px; | |
472 | g[1] = py; | |
473 | g[2] = pz; | |
474 | return; | |
475 | } | |
476 | //___________________________________________________________________________ | |
477 | Int_t AliITSgeom::GetModuleIndex(Int_t lay,Int_t lad,Int_t det){ | |
478 | Int_t i,j,k; | |
479 | ||
480 | i = fNdet[lay-1] * (lad-1) + det - 1; | |
481 | j = 0; | |
482 | for(k=0;k<lay-1;k++) j += fNdet[k]*fNlad[k]; | |
483 | return (i+j); | |
484 | } | |
485 | //___________________________________________________________________________ | |
486 | void AliITSgeom::GetModuleId(Int_t index,Int_t &lay,Int_t &lad,Int_t &det){ | |
487 | Int_t i,j,k; | |
488 | ||
489 | j = 0; | |
490 | for(k=0;k<fNlayers;k++){ | |
491 | j += fNdet[k]*fNlad[k]; | |
492 | if(index>j)break; | |
493 | } // end for k | |
494 | lay = k+1; | |
495 | i = index -j + fNdet[k]*fNlad[k]; | |
496 | j = 0; | |
497 | for(k=0;k<fNlad[lay-1];k++){ | |
498 | j += fNdet[k]; | |
499 | if(i>fNdet[k])break; | |
500 | } // end for k | |
501 | lad = k+1; | |
502 | det = 1+i-fNdet[lay-1]*k; | |
503 | return; | |
504 | } | |
505 | //___________________________________________________________________________ | |
506 | void AliITSgeom::GlobalChange(Float_t *tran,Float_t *rot){ | |
507 | //////////////////////////////////////////////////////////////////////// | |
508 | // This function performs a Cartesian translation and rotation of | |
509 | // the full ITS from its default position by an amount determined by | |
510 | // the three element arrays dtranslation and drotation. If every element | |
511 | // of dtranslation and drotation are zero then there is no change made | |
512 | // the geometry. The change is global in that the exact same translation | |
513 | // and rotation is done to every detector element in the exact same way. | |
514 | // The units of the translation are those of the Monte Carlo, usually cm, | |
515 | // and those of the rotation are in radians. The elements of dtranslation | |
516 | // are dtranslation[0] = x, dtranslation[1] = y, and dtranslation[2] = z. | |
517 | // The elements of drotation are drotation[0] = rx, drotation[1] = ry, and | |
518 | // drotation[2] = rz. A change in x will move the hole ITS in the ALICE | |
519 | // global x direction, the same for a change in y. A change in z will | |
520 | // result in a translation of the ITS as a hole up or down the beam line. | |
521 | // A change in the angles will result in the inclination of the ITS with | |
522 | // respect to the beam line, except for an effective rotation about the | |
523 | // beam axis which will just rotate the ITS as a hole about the beam axis. | |
524 | //////////////////////////////////////////////////////////////////////// | |
525 | Int_t i,j,k,l; | |
526 | Double_t rx,ry,rz; | |
527 | Double_t sx,cx,sy,cy,sz,cz; | |
528 | ITS_geom *gl; | |
529 | ||
530 | for(i=0;i<fNlayers;i++){ | |
531 | for(j=0;j<fNlad[i];j++) for(k=0;k<fNdet[i];k++){ | |
532 | l = fNdet[i]*j+k; // resolved index | |
533 | gl = &(fg[i][l]); | |
534 | gl->fx0 += tran[0]; | |
535 | gl->fy0 += tran[1]; | |
536 | gl->fz0 += tran[2]; | |
537 | gl->frx += rot[0]; | |
538 | gl->fry += rot[1]; | |
539 | gl->frz += rot[2]; | |
540 | rx = gl->frx; ry = gl->fry; rz = gl->frz; | |
541 | sx = sin(rx); cx = cos(rx); | |
542 | sy = sin(ry); cy = cos(ry); | |
543 | sz = sin(rz); cz = cos(rz); | |
544 | gl->fr[0] = cz*cy; | |
545 | gl->fr[1] = -cz*sy*sx - sz*cx; | |
546 | gl->fr[2] = -cz*sy*cx + sz*sx; | |
547 | gl->fr[3] = sz*cy; | |
548 | gl->fr[4] = -sz*sy*sx + cz*cx; | |
549 | gl->fr[5] = -sz*sy*cx - cz*sx; | |
550 | gl->fr[6] = sy; | |
551 | gl->fr[7] = cy*sx; | |
552 | gl->fr[8] = cy*cx; | |
553 | } // end for j,k | |
554 | } // end for i | |
555 | return; | |
556 | } | |
557 | ||
558 | //___________________________________________________________________________ | |
559 | void AliITSgeom::GlobalCylindericalChange(Float_t *tran,Float_t *rot){ | |
560 | //////////////////////////////////////////////////////////////////////// | |
561 | // This function performs a cylindrical translation and rotation of | |
562 | // each ITS element by a fixed about in radius, rphi, and z from its | |
563 | // default position by an amount determined by the three element arrays | |
564 | // dtranslation and drotation. If every element of dtranslation and | |
565 | // drotation are zero then there is no change made the geometry. The | |
566 | // change is global in that the exact same distance change in translation | |
567 | // and rotation is done to every detector element in the exact same way. | |
568 | // The units of the translation are those of the Monte Carlo, usually cm, | |
569 | // and those of the rotation are in radians. The elements of dtranslation | |
570 | // are dtranslation[0] = r, dtranslation[1] = rphi, and dtranslation[2] = z. | |
571 | // The elements of drotation are drotation[0] = rx, drotation[1] = ry, and | |
572 | // drotation[2] = rz. A change in r will results in the increase of the | |
573 | // radius of each layer by the same about. A change in rphi will results in | |
574 | // the rotation of each layer by a different angle but by the same | |
575 | // circumferential distance. A change in z will result in a translation | |
576 | // of the ITS as a hole up or down the beam line. A change in the angles | |
577 | // will result in the inclination of the ITS with respect to the beam | |
578 | // line, except for an effective rotation about the beam axis which will | |
579 | // just rotate the ITS as a hole about the beam axis. | |
580 | //////////////////////////////////////////////////////////////////////// | |
581 | Int_t i,j,k,l; | |
582 | Double_t rx,ry,rz,r,phi,rphi; // phi in radians | |
583 | Double_t sx,cx,sy,cy,sz,cz,r0; | |
584 | ITS_geom *gl; | |
585 | ||
586 | // printf("trans=%f %f %f rot=%f %f %f\n",tran[0],tran[1],tran[2], | |
587 | // rot[0],rot[1],rot[2]); | |
588 | for(i=0;i<fNlayers;i++){ | |
589 | for(j=0;j<fNlad[i];j++) for(k=0;k<fNdet[i];k++){ | |
590 | l = fNdet[i]*j+k; // resolved index | |
591 | gl = &(fg[i][l]); | |
592 | r = r0= TMath::Hypot(gl->fy0,gl->fx0); | |
593 | phi = atan2(gl->fy0,gl->fx0); | |
594 | rphi = r0*phi; | |
595 | r += tran[0]; | |
596 | rphi += tran[1]; | |
597 | phi = rphi/r0; | |
598 | gl->fx0 = r*TMath::Cos(phi); | |
599 | gl->fy0 = r*TMath::Sin(phi); | |
600 | gl->fz0 += tran[2]; | |
601 | gl->frx += rot[0]; | |
602 | gl->fry += rot[1]; | |
603 | gl->frz += rot[2]; | |
604 | rx = gl->frx; ry = gl->fry; rz = gl->frz; | |
605 | sx = sin(rx); cx = cos(rx); | |
606 | sy = sin(ry); cy = cos(ry); | |
607 | sz = sin(rz); cz = cos(rz); | |
608 | gl->fr[0] = cz*cy; | |
609 | gl->fr[1] = -cz*sy*sx - sz*cx; | |
610 | gl->fr[2] = -cz*sy*cx + sz*sx; | |
611 | gl->fr[3] = sz*cy; | |
612 | gl->fr[4] = -sz*sy*sx + cz*cx; | |
613 | gl->fr[5] = -sz*sy*cx - cz*sx; | |
614 | gl->fr[6] = sy; | |
615 | gl->fr[7] = cy*sx; | |
616 | gl->fr[8] = cy*cx; | |
617 | } // end for j,k | |
618 | } // end for i | |
619 | return; | |
620 | } | |
621 | ||
622 | //___________________________________________________________________________ | |
623 | void AliITSgeom::RandomChange(Float_t *stran,Float_t *srot){ | |
624 | //////////////////////////////////////////////////////////////////////// | |
625 | // This function performs a Gaussian random displacement and/or | |
626 | // rotation about the present global position of each active | |
627 | // volume/detector of the ITS. The sigma of the random displacement | |
628 | // is determined by the three element array stranslation, for the | |
629 | // x y and z translations, and the three element array srotation, | |
630 | // for the three rotation about the axis x y and z. | |
631 | //////////////////////////////////////////////////////////////////////// | |
632 | Int_t i,j,k,l; | |
633 | Double_t rx,ry,rz; | |
634 | Double_t sx,cx,sy,cy,sz,cz; | |
635 | TRandom ran; | |
636 | ITS_geom *gl; | |
637 | ||
638 | for(i=0;i<fNlayers;i++){ | |
639 | for(j=0;j<fNlad[i];j++) for(k=0;k<fNdet[i];k++){ | |
640 | l = fNdet[i]*j+k; // resolved index | |
641 | gl = &(fg[i][l]); | |
642 | gl->fx0 += ran.Gaus(0.0,stran[0]); | |
643 | gl->fy0 += ran.Gaus(0.0,stran[1]); | |
644 | gl->fz0 += ran.Gaus(0.0,stran[2]); | |
645 | gl->frx += ran.Gaus(0.0, srot[0]); | |
646 | gl->fry += ran.Gaus(0.0, srot[1]); | |
647 | gl->frz += ran.Gaus(0.0, srot[2]); | |
648 | rx = gl->frx; ry = gl->fry; rz = gl->frz; | |
649 | sx = sin(rx); cx = cos(rx); | |
650 | sy = sin(ry); cy = cos(ry); | |
651 | sz = sin(rz); cz = cos(rz); | |
652 | gl->fr[0] = cz*cy; | |
653 | gl->fr[1] = -cz*sy*sx - sz*cx; | |
654 | gl->fr[2] = -cz*sy*cx + sz*sx; | |
655 | gl->fr[3] = sz*cy; | |
656 | gl->fr[4] = -sz*sy*sx + cz*cx; | |
657 | gl->fr[5] = -sz*sy*cx - cz*sx; | |
658 | gl->fr[6] = sy; | |
659 | gl->fr[7] = cy*sx; | |
660 | gl->fr[8] = cy*cx; | |
661 | } // end for j,k | |
662 | } // end for i | |
663 | return; | |
664 | } | |
665 | ||
666 | //___________________________________________________________________________ | |
667 | void AliITSgeom::RandomCylindericalChange(Float_t *stran,Float_t *srot){ | |
668 | //////////////////////////////////////////////////////////////////////// | |
669 | // This function performs a Gaussian random displacement and/or | |
670 | // rotation about the present global position of each active | |
671 | // volume/detector of the ITS. The sigma of the random displacement | |
672 | // is determined by the three element array stranslation, for the | |
673 | // r rphi and z translations, and the three element array srotation, | |
674 | // for the three rotation about the axis x y and z. This random change | |
675 | // in detector position allow for the simulation of a random uncertainty | |
676 | // in the detector positions of the ITS. | |
677 | //////////////////////////////////////////////////////////////////////// | |
678 | Int_t i,j,k,l; | |
679 | Double_t rx,ry,rz,r,phi,x,y; // phi in radians | |
680 | Double_t sx,cx,sy,cy,sz,cz,r0; | |
681 | TRandom ran; | |
682 | ITS_geom *gl; | |
683 | ||
684 | // printf("trans=%f %f %f rot=%f %f %f\n",stran[0],stran[1],stran[2], | |
685 | // srot[0],srot[1],srot[2]); | |
686 | for(i=0;i<fNlayers;i++){ | |
687 | for(j=0;j<fNlad[i];j++) for(k=0;k<fNdet[i];k++){ | |
688 | l = fNdet[i]*j+k; // resolved index | |
689 | gl = &(fg[i][l]); | |
690 | x = gl->fx0; | |
691 | y = gl->fy0; | |
692 | r = r0= TMath::Hypot(y,x); | |
693 | phi = TMath::ATan2(y,x); | |
694 | // if(phi<0.0) phi += 2.0*TMath::Pi(); | |
695 | r += ran.Gaus(0.0,stran[0]); | |
696 | phi += ran.Gaus(0.0,stran[1])/r0; | |
697 | // printf("fx0=%f fy0=%f rcos(phi)=%f rsin(phi)=%f\n",gl->fx0,gl->fy0, | |
698 | // r*TMath::Cos(phi),r*TMath::Sin(phi)); | |
699 | gl->fx0 = r*TMath::Cos(phi); | |
700 | gl->fy0 = r*TMath::Sin(phi); | |
701 | // printf("r0=%f r=%f hypot=%f phi0=%f phi=%f ATan2=%f\n", | |
702 | // r0,r,TMath::Hypot(gl->fy0,gl->fx0), | |
703 | // phi0,phi,TMath::ATan2(gl->fy0,gl->fx0)); | |
704 | gl->fz0 += ran.Gaus(0.0,stran[2]); | |
705 | gl->frx += ran.Gaus(0.0, srot[0]); | |
706 | gl->fry += ran.Gaus(0.0, srot[1]); | |
707 | gl->frz += ran.Gaus(0.0, srot[2]); | |
708 | rx = gl->frx; ry = gl->fry; rz = gl->frz; | |
709 | sx = sin(rx); cx = cos(rx); | |
710 | sy = sin(ry); cy = cos(ry); | |
711 | sz = sin(rz); cz = cos(rz); | |
712 | gl->fr[0] = cz*cy; | |
713 | gl->fr[1] = -cz*sy*sx - sz*cx; | |
714 | gl->fr[2] = -cz*sy*cx + sz*sx; | |
715 | gl->fr[3] = sz*cy; | |
716 | gl->fr[4] = -sz*sy*sx + cz*cx; | |
717 | gl->fr[5] = -sz*sy*cx - cz*sx; | |
718 | gl->fr[6] = sy; | |
719 | gl->fr[7] = cy*sx; | |
720 | gl->fr[8] = cy*cx; | |
721 | } // end for j,k | |
722 | } // end for i | |
723 | return; | |
724 | } | |
725 | ||
726 | //___________________________________________________________________________ | |
727 | void AliITSgeom::SetByAngles(Int_t lay,Int_t lad,Int_t det, | |
728 | Float_t rx,Float_t ry,Float_t rz){ | |
729 | //////////////////////////////////////////////////////////////////////// | |
730 | // This function computes a new rotation matrix based on the angles | |
731 | // rx, ry, and rz (in radians) for a give detector on the give ladder | |
732 | // in the give layer. A new | |
733 | // fg[layer-1][(fNlad[layer-1]*(ladder-1)+detector-1)].fr[] array is | |
734 | // computed. | |
735 | //////////////////////////////////////////////////////////////////////// | |
736 | ITS_geom *g; | |
737 | Double_t sx,cx,sy,cy,sz,cz; | |
738 | ||
739 | lay--; lad--; det--; // set to zero base now. | |
740 | g = &(fg[lay][fNdet[lay]*lad+det]); | |
741 | ||
742 | sx = sin(rx); cx = cos(rx); | |
743 | sy = sin(ry); cy = cos(ry); | |
744 | sz = sin(rz); cz = cos(rz); | |
745 | g->frx = rx; | |
746 | g->fry = ry; | |
747 | g->frz = rz; | |
748 | g->fr[0] = cz*cy; | |
749 | g->fr[1] = -cz*sy*sx - sz*cx; | |
750 | g->fr[2] = -cz*sy*cx + sz*sx; | |
751 | g->fr[3] = sz*cy; | |
752 | g->fr[4] = -sz*sy*sx + cz*cx; | |
753 | g->fr[5] = -sz*sy*cx - cz*sx; | |
754 | g->fr[6] = sy; | |
755 | g->fr[7] = cy*sx; | |
756 | g->fr[8] = cy*cx; | |
757 | return; | |
758 | } | |
759 | ||
760 | //___________________________________________________________________________ | |
761 | void AliITSgeom::GetRotMatrix(Int_t lay,Int_t lad,Int_t det,Float_t *mat){ | |
762 | //////////////////////////////////////////////////////////////////////// | |
763 | // Returns, in the Float_t array pointed to by mat, the full rotation | |
764 | // matrix for the give detector defined by layer, ladder, and detector. | |
765 | // It returns all nine elements of fr in the ITS_geom structure. See the | |
766 | // description of the ITS_geom structure for further details of this | |
767 | // rotation matrix. | |
768 | //////////////////////////////////////////////////////////////////////// | |
769 | Int_t i; | |
770 | ITS_geom *g; | |
771 | ||
772 | lay--; lad--; det--; // shift to base 0 | |
773 | g = &(fg[lay][fNdet[lay]*lad+det]); | |
774 | for(i=0;i<9;i++) mat[i] = g->fr[i]; | |
775 | return; | |
776 | } | |
777 | ||
778 | //___________________________________________________________________________ | |
779 | void AliITSgeom::PrintComparison(FILE *fp,AliITSgeom *other){ | |
780 | //////////////////////////////////////////////////////////////////////// | |
781 | // This function was primarily created for diagnostic reasons. It | |
782 | // print to a file pointed to by the file pointer fp the difference | |
783 | // between two AliITSgeom classes. The format of the file is basicly, | |
784 | // define d? to be the difference between the same element of the two | |
785 | // classes. For example dfrx = this->fg[i][j].frx - other->fg[i][j].frx. | |
786 | // if(at least one of dfx0, dfy0, dfz0,dfrx,dfry,dfrz are non zero) then print | |
787 | // layer ladder detector dfx0 dfy0 dfz0 dfrx dfry dfrz | |
788 | // if(at least one of the 9 elements of dfr[] are non zero) then print | |
789 | // layer ladder detector dfr[0] dfr[1] dfr[2] | |
790 | // dfr[3] dfr[4] dfr[5] | |
791 | // dfr[6] dfr[7] dfr[8] | |
792 | // Only non zero values are printed to save space. The differences are | |
793 | // typical written to a file because there are usually a lot of numbers | |
794 | // printed out and it is usually easier to read them in some nice editor | |
795 | // rather than zooming quickly past you on a screen. fprintf is used to | |
796 | // do the printing. The fShapeIndex difference is not printed at this time. | |
797 | //////////////////////////////////////////////////////////////////////// | |
798 | Int_t i,j,k,l; | |
799 | Double_t xt,yt,zt,xo,yo,zo; | |
800 | Double_t rxt,ryt,rzt,rxo,ryo,rzo; // phi in radians | |
801 | ITS_geom *gt,*go; | |
802 | Bool_t t; | |
803 | ||
804 | for(i=0;i<this->fNlayers;i++){ | |
805 | for(j=0;j<this->fNlad[i];j++) for(k=0;k<this->fNdet[i];k++){ | |
806 | l = this->fNdet[i]*j+k; // resolved index | |
807 | gt = &(this->fg[i][l]); | |
808 | go = &(other->fg[i][l]); | |
809 | xt = gt->fx0; yt = gt->fy0; zt = gt->fz0; | |
810 | xo = go->fx0; yo = go->fy0; zo = go->fz0; | |
811 | rxt = gt->frx; ryt = gt->fry; rzt = gt->frz; | |
812 | rxo = go->frx; ryo = go->fry; rzo = go->frz; | |
813 | if(!(xt==xo&&yt==yo&&zt==zo&&rxt==rxo&&ryt==ryo&&rzt==rzo)) | |
814 | fprintf(fp,"%1.1d %2.2d %2.2d dTrans=%f %f %f drot=%f %f %f\n", | |
815 | i+1,j+1,k+1,xt-xo,yt-yo,zt-zo,rxt-rxo,ryt-ryo,rzt-rzo); | |
816 | t = kFALSE; | |
817 | for(i=0;i<9;i++) t = gt->fr[i] != go->fr[i]; | |
818 | if(t){ | |
819 | fprintf(fp,"%1.1d %2.2d %2.2d dfr= %e %e %e\n",i+1,j+1,k+1, | |
820 | gt->fr[0]-go->fr[0],gt->fr[1]-go->fr[1],gt->fr[2]-go->fr[2]); | |
821 | fprintf(fp," dfr= %e %e %e\n", | |
822 | gt->fr[3]-go->fr[3],gt->fr[4]-go->fr[4],gt->fr[5]-go->fr[5]); | |
823 | fprintf(fp," dfr= %e %e %e\n", | |
824 | gt->fr[6]-go->fr[6],gt->fr[7]-go->fr[7],gt->fr[8]-go->fr[8]); | |
825 | } | |
826 | } // end for j,k | |
827 | } // end for i | |
828 | return; | |
829 | } | |
830 | ||
831 | //___________________________________________________________________________ | |
832 | void AliITSgeom::PrintData(FILE *fp,Int_t lay,Int_t lad,Int_t det){ | |
833 | //////////////////////////////////////////////////////////////////////// | |
834 | // This function prints out the coordinate transformations for | |
835 | // the particular detector defined by layer, ladder, and detector | |
836 | // to the file pointed to by the File pointer fp. fprinf statements | |
837 | // are used to print out the numbers. The format is | |
838 | // layer ladder detector Trans= fx0 fy0 fz0 rot= frx fry frz Shape=fShapeIndex | |
839 | // dfr= fr[0] fr[1] fr[2] | |
840 | // dfr= fr[3] fr[4] fr[5] | |
841 | // dfr= fr[6] fr[7] fr[8] | |
842 | // By indicating which detector, some control over the information | |
843 | // is given to the user. The output it written to the file pointed | |
844 | // to by the file pointer fp. This can be set to stdout if you want. | |
845 | //////////////////////////////////////////////////////////////////////// | |
846 | Int_t i,j,k,l; | |
847 | ITS_geom *gt; | |
848 | ||
849 | i = lay-1; | |
850 | j = lad-1; | |
851 | k = det-1; | |
852 | l = this->fNdet[i]*j+k; // resolved index | |
853 | gt = &(this->fg[i][l]); | |
854 | fprintf(fp,"%1.1d %2.2d %2.2d Trans=%f %f %f rot=%f %f %f Shape=%d\n", | |
855 | i+1,j+1,k+1,gt->fx0,gt->fy0,gt->fz0,gt->frx,gt->fry,gt->frz, | |
856 | gt->fShapeIndex); | |
857 | fprintf(fp," dfr= %e %e %e\n",gt->fr[0],gt->fr[1],gt->fr[2]); | |
858 | fprintf(fp," dfr= %e %e %e\n",gt->fr[3],gt->fr[4],gt->fr[5]); | |
859 | fprintf(fp," dfr= %e %e %e\n",gt->fr[6],gt->fr[7],gt->fr[8]); | |
860 | return; | |
861 | } | |
862 | //___________________________________________________________________________ | |
863 | void AliITSgeom::Streamer(TBuffer &R__b){ | |
864 | //////////////////////////////////////////////////////////////////////// | |
865 | // The default Streamer function "written by ROOT" doesn't write out | |
866 | // the arrays referenced by pointers. Therefore, a specific Streamer function | |
867 | // has to be written. This function should not be modified but instead added | |
868 | // on to so that older versions can still be read. The proper handling of | |
869 | // the version dependent streamer function hasn't been written do to the lack | |
870 | // of finding an example at the time of writting. | |
871 | //////////////////////////////////////////////////////////////////////// | |
872 | // Stream an object of class AliITSgeom. | |
873 | Int_t i,j,k; | |
874 | ||
875 | if (R__b.IsReading()) { | |
876 | Version_t R__v = R__b.ReadVersion(); if (R__v) { } | |
877 | TObject::Streamer(R__b); | |
878 | R__b >> fNlayers; | |
879 | if(fNlad!=0) delete[] fNlad; | |
880 | if(fNdet!=0) delete[] fNdet; | |
881 | fNlad = new Int_t[fNlayers]; | |
882 | fNdet = new Int_t[fNlayers]; | |
883 | for(i=0;i<fNlayers;i++) R__b >> fNlad[i]; | |
884 | for(i=0;i<fNlayers;i++) R__b >> fNdet[i]; | |
885 | if(fg!=0){ | |
886 | for(i=0;i<fNlayers;i++) delete[] fg[i]; | |
887 | delete[] fg; | |
888 | } // end if fg!=0 | |
889 | fg = new ITS_geom*[fNlayers]; | |
890 | for(i=0;i<fNlayers;i++){ | |
891 | fg[i] = new ITS_geom[fNlad[i]*fNdet[i]]; | |
892 | for(j=0;j<fNlad[i]*fNdet[i];j++){ | |
893 | R__b >> fg[i][j].fShapeIndex; | |
894 | R__b >> fg[i][j].fx0; | |
895 | R__b >> fg[i][j].fy0; | |
896 | R__b >> fg[i][j].fz0; | |
897 | R__b >> fg[i][j].frx; | |
898 | R__b >> fg[i][j].fry; | |
899 | R__b >> fg[i][j].frz; | |
900 | for(k=0;k<9;k++) R__b >> fg[i][j].fr[k]; | |
901 | } // end for j | |
902 | } // end for i | |
903 | R__b >> fShape; | |
904 | } else { | |
905 | R__b.WriteVersion(AliITSgeom::IsA()); | |
906 | TObject::Streamer(R__b); | |
907 | R__b << fNlayers; | |
908 | for(i=0;i<fNlayers;i++) R__b << fNlad[i]; | |
909 | for(i=0;i<fNlayers;i++) R__b << fNdet[i]; | |
910 | for(i=0;i<fNlayers;i++) for(j=0;j<fNlad[i]*fNdet[i];j++){ | |
911 | R__b << fg[i][j].fShapeIndex; | |
912 | R__b << fg[i][j].fx0; | |
913 | R__b << fg[i][j].fy0; | |
914 | R__b << fg[i][j].fz0; | |
915 | R__b << fg[i][j].frx; | |
916 | R__b << fg[i][j].fry; | |
917 | R__b << fg[i][j].frz; | |
918 | for(k=0;k<9;k++) R__b << fg[i][j].fr[k]; | |
919 | } // end for i,j | |
920 | R__b << fShape; | |
921 | } | |
922 | } | |
923 | ||
924 | //___________________________________________________________________________ | |
925 | ofstream & AliITSgeom::PrintGeom(ofstream &R__b){ | |
926 | //////////////////////////////////////////////////////////////////////// | |
927 | // The default Streamer function "written by ROOT" doesn't write out | |
928 | // the arrays referenced by pointers. Therefore, a specific Streamer function | |
929 | // has to be written. This function should not be modified but instead added | |
930 | // on to so that older versions can still be read. The proper handling of | |
931 | // the version dependent streamer function hasn't been written do to the lack | |
932 | // of finding an example at the time of writting. | |
933 | //////////////////////////////////////////////////////////////////////// | |
934 | // Stream an object of class AliITSgeom. | |
935 | Int_t i,j,k; | |
936 | ||
937 | R__b.setf(ios::scientific); | |
938 | R__b << fNlayers << " "; | |
939 | for(i=0;i<fNlayers;i++) R__b << fNlad[i] << " "; | |
940 | for(i=0;i<fNlayers;i++) R__b << fNdet[i] << "\n"; | |
941 | for(i=0;i<fNlayers;i++) for(j=0;j<fNlad[i]*fNdet[i];j++){ | |
942 | R__b <<setprecision(16) << fg[i][j].fShapeIndex << " "; | |
943 | R__b <<setprecision(16) << fg[i][j].fx0 << " "; | |
944 | R__b <<setprecision(16) << fg[i][j].fy0 << " "; | |
945 | R__b <<setprecision(16) << fg[i][j].fz0 << " "; | |
946 | R__b <<setprecision(16) << fg[i][j].frx << " "; | |
947 | R__b <<setprecision(16) << fg[i][j].fry << " "; | |
948 | R__b <<setprecision(16) << fg[i][j].frz << "\n"; | |
949 | for(k=0;k<9;k++) R__b <<setprecision(16) << fg[i][j].fr[k] << " "; | |
950 | R__b << "\n"; | |
951 | } // end for i,j | |
952 | // R__b << fShape; | |
953 | return R__b; | |
954 | } | |
955 | ||
956 | //___________________________________________________________________________ | |
957 | ifstream & AliITSgeom::ReadGeom(ifstream &R__b){ | |
958 | //////////////////////////////////////////////////////////////////////// | |
959 | // The default Streamer function "written by ROOT" doesn't write out | |
960 | // the arrays referenced by pointers. Therefore, a specific Streamer function | |
961 | // has to be written. This function should not be modified but instead added | |
962 | // on to so that older versions can still be read. The proper handling of | |
963 | // the version dependent streamer function hasn't been written do to the lack | |
964 | // of finding an example at the time of writting. | |
965 | //////////////////////////////////////////////////////////////////////// | |
966 | // Stream an object of class AliITSgeom. | |
967 | Int_t i,j,k; | |
968 | ||
969 | R__b >> fNlayers; | |
970 | if(fNlad!=0) delete[] fNlad; | |
971 | if(fNdet!=0) delete[] fNdet; | |
972 | fNlad = new Int_t[fNlayers]; | |
973 | fNdet = new Int_t[fNlayers]; | |
974 | for(i=0;i<fNlayers;i++) R__b >> fNlad[i]; | |
975 | for(i=0;i<fNlayers;i++) R__b >> fNdet[i]; | |
976 | if(fg!=0){ | |
977 | for(i=0;i<fNlayers;i++) delete[] fg[i]; | |
978 | delete[] fg; | |
979 | } // end if fg!=0 | |
980 | fg = new ITS_geom*[fNlayers]; | |
981 | for(i=0;i<fNlayers;i++){ | |
982 | fg[i] = new ITS_geom[fNlad[i]*fNdet[i]]; | |
983 | for(j=0;j<fNlad[i]*fNdet[i];j++){ | |
984 | R__b >> fg[i][j].fShapeIndex; | |
985 | R__b >> fg[i][j].fx0; | |
986 | R__b >> fg[i][j].fy0; | |
987 | R__b >> fg[i][j].fz0; | |
988 | R__b >> fg[i][j].frx; | |
989 | R__b >> fg[i][j].fry; | |
990 | R__b >> fg[i][j].frz; | |
991 | for(k=0;k<9;k++) R__b >> fg[i][j].fr[k]; | |
992 | } // end for j | |
993 | } // end for i | |
994 | // R__b >> fShape; | |
995 | return R__b; | |
996 | } |