Casting to eliminate constructor ambiguity
[u/mrichter/AliRoot.git] / STEER / AliModule.cxx
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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$Log$
bf9b027f 18Revision 1.8 2000/02/23 16:25:22 fca
19AliVMC and AliGeant3 classes introduced
20ReadEuclid moved from AliRun to AliModule
21
b13db077 22Revision 1.7 1999/09/29 09:24:29 fca
23Introduction of the Copyright and cvs Log
24
4c039060 25*/
26
8494b010 27///////////////////////////////////////////////////////////////////////////////
28// //
29// Base class for ALICE modules. Both sensitive modules (Modules) and //
30// non-sensitive ones are described by this base class. This class //
31// supports the hit and digit trees produced by the simulation and also //
32// the objects produced by the reconstruction. //
33// //
34// This class is also responsible for building the geometry of the //
35// Modules. //
36// //
37//Begin_Html
38/*
1439f98e 39<img src="picts/AliModuleClass.gif">
8494b010 40*/
41//End_Html
42// //
43///////////////////////////////////////////////////////////////////////////////
44#include "AliModule.h"
45#include "AliRun.h"
46#include "AliHit.h"
47#include "AliPoints.h"
48#include <TClass.h>
49#include <TNode.h>
50#include <TRandom.h>
51
52ClassImp(AliModule)
53
54//_____________________________________________________________________________
55AliModule::AliModule()
56{
57 //
58 // Default constructor for the AliModule class
59 //
60 fHistograms = 0;
61 fNodes = 0;
62}
63
64//_____________________________________________________________________________
65AliModule::AliModule(const char* name,const char *title):TNamed(name,title)
66{
67 //
68 // Normal constructor invoked by all Modules.
69 // Create the list for Module specific histograms
70 // Add this Module to the global list of Modules in Run.
71 //
72 //
73 // Initialises the histogram list
74 fHistograms = new TList();
75 //
76 // Initialises the list of ROOT TNodes
77 fNodes = new TList();
78 //
79 // Get the Module numeric ID
80 Int_t id = gAlice->GetModuleID(name);
02ca2762 81 if (id>=0) {
82 // Module already added !
83 Warning("Ctor","Module: %s already present at %d\n",name,id);
8494b010 84 return;
85 }
86 //
87 // Add this Module to the list of Modules
02ca2762 88 gAlice->Modules()->Add(this);
8494b010 89 //
90 //
91 SetMarkerColor(3);
92 //
93 // Allocate space for tracking media and material indexes
94 fIdtmed = new TArrayI(100);
95 fIdmate = new TArrayI(100);
96 for(Int_t i=0;i<100;i++) (*fIdmate)[i]=(*fIdtmed)[i]=0;
97 //
98 // Prepare to find the tracking media range
99 fLoMedium = 65536;
100 fHiMedium = 0;
101}
102
103//_____________________________________________________________________________
104AliModule::~AliModule()
105{
106 //
107 // Destructor
108 //
109 fHistograms = 0;
110 //
111 // Delete ROOT geometry
bf9b027f 112 if(fNodes) {
113 fNodes->Clear();
114 delete fNodes;
115 }
8494b010 116 //
117 // Delete TArray objects
118 delete fIdtmed;
119 delete fIdmate;
120}
121
122//_____________________________________________________________________________
123void AliModule::Disable()
124{
125 //
126 // Disable Module on viewer
127 //
128 fActive = kFALSE;
129 TIter next(fNodes);
130 TNode *node;
131 //
132 // Loop through geometry to disable all
133 // nodes for this Module
134 while((node = (TNode*)next())) {
135 node->SetVisibility(0);
136 }
137}
138
139//_____________________________________________________________________________
140Int_t AliModule::DistancetoPrimitive(Int_t, Int_t)
141{
142 //
143 // Return distance from mouse pointer to object
144 // Dummy routine for the moment
145 //
146 return 9999;
147}
148
149//_____________________________________________________________________________
150void AliModule::Enable()
151{
152 //
153 // Enable Module on the viewver
154 //
155 fActive = kTRUE;
156 TIter next(fNodes);
157 TNode *node;
158 //
159 // Loop through geometry to enable all
160 // nodes for this Module
161 while((node = (TNode*)next())) {
162 node->SetVisibility(1);
163 }
164}
165
166//_____________________________________________________________________________
167void AliModule::AliMaterial(Int_t imat, const char* name, Float_t a,
168 Float_t z, Float_t dens, Float_t radl,
169 Float_t absl, Float_t *buf, Int_t nwbuf) const
170{
171 //
172 // Store the parameters for a material
173 //
174 // imat the material index will be stored in (*fIdmate)[imat]
175 // name material name
176 // a atomic mass
177 // z atomic number
178 // dens density
179 // radl radiation length
180 // absl absorbtion length
181 // buf adress of an array user words
182 // nwbuf number of user words
183 //
184 Int_t kmat;
cfce8870 185 gMC->Material(kmat, name, a, z, dens, radl, absl, buf, nwbuf);
8494b010 186 (*fIdmate)[imat]=kmat;
187}
188
0afa509f 189//_____________________________________________________________________________
190void AliModule::AliGetMaterial(Int_t imat, char* name, Float_t &a,
191 Float_t &z, Float_t &dens, Float_t &radl,
192 Float_t &absl)
193{
194 //
195 // Store the parameters for a material
196 //
197 // imat the material index will be stored in (*fIdmate)[imat]
198 // name material name
199 // a atomic mass
200 // z atomic number
201 // dens density
202 // radl radiation length
203 // absl absorbtion length
204 // buf adress of an array user words
205 // nwbuf number of user words
206 //
207
208 Float_t buf[10];
209 Int_t nwbuf, kmat;
210 kmat=(*fIdmate)[imat];
211 gMC->Gfmate(kmat, name, a, z, dens, radl, absl, buf, nwbuf);
212}
213
8494b010 214
215//_____________________________________________________________________________
216void AliModule::AliMixture(Int_t imat, const char *name, Float_t *a,
217 Float_t *z, Float_t dens, Int_t nlmat,
218 Float_t *wmat) const
219{
220 //
221 // Defines mixture or compound imat as composed by
222 // nlmat materials defined by arrays a, z and wmat
223 //
224 // If nlmat > 0 wmat contains the proportion by
225 // weights of each basic material in the mixture
226 //
227 // If nlmat < 0 wmat contains the number of atoms
228 // of eack kind in the molecule of the compound
229 // In this case, wmat is changed on output to the relative weigths.
230 //
231 // imat the material index will be stored in (*fIdmate)[imat]
232 // name material name
233 // a array of atomic masses
234 // z array of atomic numbers
235 // dens density
236 // nlmat number of components
237 // wmat array of concentrations
238 //
239 Int_t kmat;
cfce8870 240 gMC->Mixture(kmat, name, a, z, dens, nlmat, wmat);
8494b010 241 (*fIdmate)[imat]=kmat;
242}
243
244//_____________________________________________________________________________
245void AliModule::AliMedium(Int_t numed, const char *name, Int_t nmat,
246 Int_t isvol, Int_t ifield, Float_t fieldm,
247 Float_t tmaxfd, Float_t stemax, Float_t deemax,
248 Float_t epsil, Float_t stmin, Float_t *ubuf,
249 Int_t nbuf) const
250{
251 //
252 // Store the parameters of a tracking medium
253 //
b13db077 254 // numed the medium number is stored into (*fIdtmed)[numed]
8494b010 255 // name medium name
256 // nmat the material number is stored into (*fIdmate)[nmat]
257 // isvol sensitive volume if isvol!=0
258 // ifield magnetic field flag (see below)
259 // fieldm maximum magnetic field
260 // tmaxfd maximum deflection angle due to magnetic field
261 // stemax maximum step allowed
262 // deemax maximum fractional energy loss in one step
263 // epsil tracking precision in cm
264 // stmin minimum step due to continuous processes
265 //
266 // ifield = 0 no magnetic field
267 // = -1 user decision in guswim
268 // = 1 tracking performed with Runge Kutta
269 // = 2 tracking performed with helix
270 // = 3 constant magnetic field along z
271 //
272 Int_t kmed;
cfce8870 273 gMC->Medium(kmed,name, (*fIdmate)[nmat], isvol, ifield, fieldm,
8494b010 274 tmaxfd, stemax, deemax, epsil, stmin, ubuf, nbuf);
ad51aeb0 275 (*fIdtmed)[numed]=kmed;
8494b010 276}
277
278//_____________________________________________________________________________
279void AliModule::AliMatrix(Int_t &nmat, Float_t theta1, Float_t phi1,
280 Float_t theta2, Float_t phi2, Float_t theta3,
281 Float_t phi3) const
282{
283 //
284 // Define a rotation matrix. Angles are in degrees.
285 //
286 // nmat on output contains the number assigned to the rotation matrix
287 // theta1 polar angle for axis I
288 // phi1 azimuthal angle for axis I
289 // theta2 polar angle for axis II
290 // phi2 azimuthal angle for axis II
291 // theta3 polar angle for axis III
292 // phi3 azimuthal angle for axis III
293 //
cfce8870 294 gMC->Matrix(nmat, theta1, phi1, theta2, phi2, theta3, phi3);
8494b010 295}
296
297//_____________________________________________________________________________
298void AliModule::SetEuclidFile(char* material, char* geometry)
299{
300 //
301 // Sets the name of the Euclid file
302 //
303 fEuclidMaterial=material;
304 if(geometry) {
305 fEuclidGeometry=geometry;
306 } else {
307 char* name = new char[strlen(material)];
308 strcpy(name,material);
309 strcpy(&name[strlen(name)-4],".euc");
310 fEuclidGeometry=name;
311 delete [] name;
312 }
313}
314
315//_____________________________________________________________________________
b13db077 316void AliModule::ReadEuclid(const char* filnam, char* topvol)
317{
318 //
319 // read in the geometry of the detector in euclid file format
320 //
321 // id_det : the detector identification (2=its,...)
322 // topvol : return parameter describing the name of the top
323 // volume of geometry.
324 //
325 // author : m. maire
326 //
327 // 28.07.98
328 // several changes have been made by miroslav helbich
329 // subroutine is rewrited to follow the new established way of memory
330 // booking for tracking medias and rotation matrices.
331 // all used tracking media have to be defined first, for this you can use
332 // subroutine greutmed.
333 // top volume is searched as only volume not positioned into another
334 //
335
336 Int_t i, nvol, iret, itmed, irot, numed, npar, ndiv, iaxe;
337 Int_t ndvmx, nr, flag;
338 char key[5], card[77], natmed[21];
339 char name[5], mother[5], shape[5], konly[5], volst[7000][5];
340 char *filtmp;
341 Float_t par[50];
342 Float_t teta1, phi1, teta2, phi2, teta3, phi3, orig, step;
343 Float_t xo, yo, zo;
344 const Int_t maxrot=5000;
345 Int_t idrot[maxrot],istop[7000];
346 FILE *lun;
347 //
348 // *** The input filnam name will be with extension '.euc'
349 filtmp=gSystem->ExpandPathName(filnam);
350 lun=fopen(filtmp,"r");
351 delete [] filtmp;
352 if(!lun) {
353 Error("ReadEuclid","Could not open file %s\n",filnam);
354 return;
355 }
356 //* --- definition of rotation matrix 0 ---
357 TArrayI &idtmed = *fIdtmed;
358 for(i=1; i<maxrot; ++i) idrot[i]=-99;
359 idrot[0]=0;
360 nvol=0;
361 L10:
362 for(i=0;i<77;i++) card[i]=0;
363 iret=fscanf(lun,"%77[^\n]",card);
364 if(iret<=0) goto L20;
365 fscanf(lun,"%*c");
366 //*
367 strncpy(key,card,4);
368 key[4]='\0';
369 if (!strcmp(key,"TMED")) {
370 sscanf(&card[5],"%d '%[^']'",&itmed,natmed);
371 if( itmed<0 || itmed>=100 ) {
372 Error("ReadEuclid","TMED illegal medium number %d for %s\n",itmed,natmed);
373 exit(1);
374 }
375 //Pad the string with blanks
376 i=-1;
377 while(natmed[++i]);
378 while(i<20) natmed[i++]=' ';
379 natmed[i]='\0';
380 //
381 if( idtmed[itmed]<=0 ) {
382 Error("ReadEuclid","TMED undefined medium number %d for %s\n",itmed,natmed);
383 exit(1);
384 }
385 gMC->Gckmat(idtmed[itmed],natmed);
386 //*
387 } else if (!strcmp(key,"ROTM")) {
388 sscanf(&card[4],"%d %f %f %f %f %f %f",&irot,&teta1,&phi1,&teta2,&phi2,&teta3,&phi3);
389 if( irot<=0 || irot>=maxrot ) {
390 Error("ReadEuclid","ROTM rotation matrix number %d illegal\n",irot);
391 exit(1);
392 }
393 AliMatrix(idrot[irot],teta1,phi1,teta2,phi2,teta3,phi3);
394 //*
395 } else if (!strcmp(key,"VOLU")) {
396 sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, shape, &numed, &npar);
397 if (npar>0) {
398 for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]);
399 fscanf(lun,"%*c");
400 }
401 gMC->Gsvolu( name, shape, idtmed[numed], par, npar);
402 //* save the defined volumes
403 strcpy(volst[++nvol],name);
404 istop[nvol]=1;
405 //*
406 } else if (!strcmp(key,"DIVN")) {
407 sscanf(&card[5],"'%[^']' '%[^']' %d %d", name, mother, &ndiv, &iaxe);
408 gMC->Gsdvn ( name, mother, ndiv, iaxe );
409 //*
410 } else if (!strcmp(key,"DVN2")) {
411 sscanf(&card[5],"'%[^']' '%[^']' %d %d %f %d",name, mother, &ndiv, &iaxe, &orig, &numed);
412 gMC->Gsdvn2( name, mother, ndiv, iaxe, orig,idtmed[numed]);
413 //*
414 } else if (!strcmp(key,"DIVT")) {
415 sscanf(&card[5],"'%[^']' '%[^']' %f %d %d %d", name, mother, &step, &iaxe, &numed, &ndvmx);
416 gMC->Gsdvt ( name, mother, step, iaxe, idtmed[numed], ndvmx);
417 //*
418 } else if (!strcmp(key,"DVT2")) {
419 sscanf(&card[5],"'%[^']' '%[^']' %f %d %f %d %d", name, mother, &step, &iaxe, &orig, &numed, &ndvmx);
420 gMC->Gsdvt2 ( name, mother, step, iaxe, orig, idtmed[numed], ndvmx );
421 //*
422 } else if (!strcmp(key,"POSI")) {
423 sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']'", name, &nr, mother, &xo, &yo, &zo, &irot, konly);
424 if( irot<0 || irot>=maxrot ) {
425 Error("ReadEuclid","POSI %s#%d rotation matrix number %d illegal\n",name,nr,irot);
426 exit(1);
427 }
428 if( idrot[irot] == -99) {
429 Error("ReadEuclid","POSI %s#%d undefined matrix number %d\n",name,nr,irot);
430 exit(1);
431 }
432 //*** volume name cannot be the top volume
433 for(i=1;i<=nvol;i++) {
434 if (!strcmp(volst[i],name)) istop[i]=0;
435 }
436 //*
437 gMC->Gspos ( name, nr, mother, xo, yo, zo, idrot[irot], konly );
438 //*
439 } else if (!strcmp(key,"POSP")) {
440 sscanf(&card[5],"'%[^']' %d '%[^']' %f %f %f %d '%[^']' %d", name, &nr, mother, &xo, &yo, &zo, &irot, konly, &npar);
441 if( irot<0 || irot>=maxrot ) {
442 Error("ReadEuclid","POSP %s#%d rotation matrix number %d illegal\n",name,nr,irot);
443 exit(1);
444 }
445 if( idrot[irot] == -99) {
446 Error("ReadEuclid","POSP %s#%d undefined matrix number %d\n",name,nr,irot);
447 exit(1);
448 }
449 if (npar > 0) {
450 for(i=0;i<npar;i++) fscanf(lun,"%f",&par[i]);
451 fscanf(lun,"%*c");
452 }
453 //*** volume name cannot be the top volume
454 for(i=1;i<=nvol;i++) {
455 if (!strcmp(volst[i],name)) istop[i]=0;
456 }
457 //*
458 gMC->Gsposp ( name, nr, mother, xo,yo,zo, idrot[irot], konly, par, npar);
459 }
460 //*
461 if (strcmp(key,"END")) goto L10;
462 //* find top volume in the geometry
463 flag=0;
464 for(i=1;i<=nvol;i++) {
465 if (istop[i] && flag) {
466 Warning("ReadEuclid"," %s is another possible top volume\n",volst[i]);
467 }
468 if (istop[i] && !flag) {
469 strcpy(topvol,volst[i]);
470 printf(" *** GREUCL *** volume %s taken as a top volume\n",topvol);
471 flag=1;
472 }
473 }
474 if (!flag) {
475 Warning("ReadEuclid","top volume not found\n");
476 }
477 fclose (lun);
478 //*
479 //* commented out only for the not cernlib version
480 printf(" *** GREUCL *** file: %s is now read in\n",filnam);
481 //
482 return;
483 //*
484 L20:
485 Error("ReadEuclid","reading error or premature end of file\n");
486}
487
488//_____________________________________________________________________________
489void AliModule::ReadEuclidMedia(const char* filnam)
490{
491 //
492 // read in the materials and tracking media for the detector
493 // in euclid file format
494 //
495 // filnam: name of the input file
496 // id_det: id_det is the detector identification (2=its,...)
497 //
498 // author : miroslav helbich
499 //
500 Float_t sxmgmx = gAlice->Field()->Max();
501 Int_t isxfld = gAlice->Field()->Integ();
502 Int_t end, i, iret, itmed;
503 char key[5], card[130], natmed[21], namate[21];
504 Float_t ubuf[50];
505 char* filtmp;
506 FILE *lun;
507 Int_t imate;
508 Int_t nwbuf, isvol, ifield, nmat;
509 Float_t a, z, dens, radl, absl, fieldm, tmaxfd, stemax, deemax, epsil, stmin;
510 //
511 end=strlen(filnam);
512 for(i=0;i<end;i++) if(filnam[i]=='.') {
513 end=i;
514 break;
515 }
516 //
517 // *** The input filnam name will be with extension '.euc'
518 printf("The file name is %s\n",filnam); //Debug
519 filtmp=gSystem->ExpandPathName(filnam);
520 lun=fopen(filtmp,"r");
521 delete [] filtmp;
522 if(!lun) {
523 Warning("ReadEuclidMedia","Could not open file %s\n",filnam);
524 return;
525 }
526 //
527 // Retrieve Mag Field parameters
528 Int_t ISXFLD=gAlice->Field()->Integ();
529 Float_t SXMGMX=gAlice->Field()->Max();
530 // TArrayI &idtmed = *fIdtmed;
531 //
532 L10:
533 for(i=0;i<130;i++) card[i]=0;
534 iret=fscanf(lun,"%4s %[^\n]",key,card);
535 if(iret<=0) goto L20;
536 fscanf(lun,"%*c");
537 //*
538 //* read material
539 if (!strcmp(key,"MATE")) {
540 sscanf(card,"%d '%[^']' %f %f %f %f %f %d",&imate,namate,&a,&z,&dens,&radl,&absl,&nwbuf);
541 if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]);
542 //Pad the string with blanks
543 i=-1;
544 while(namate[++i]);
545 while(i<20) namate[i++]=' ';
546 namate[i]='\0';
547 //
548 AliMaterial(imate,namate,a,z,dens,radl,absl,ubuf,nwbuf);
549 //* read tracking medium
550 } else if (!strcmp(key,"TMED")) {
551 sscanf(card,"%d '%[^']' %d %d %d %f %f %f %f %f %f %d",
552 &itmed,natmed,&nmat,&isvol,&ifield,&fieldm,&tmaxfd,
553 &stemax,&deemax,&epsil,&stmin,&nwbuf);
554 if (nwbuf>0) for(i=0;i<nwbuf;i++) fscanf(lun,"%f",&ubuf[i]);
555 if (ifield<0) ifield=isxfld;
556 if (fieldm<0) fieldm=sxmgmx;
557 //Pad the string with blanks
558 i=-1;
559 while(natmed[++i]);
560 while(i<20) natmed[i++]=' ';
561 natmed[i]='\0';
562 //
563 AliMedium(itmed,natmed,nmat,isvol,ISXFLD,SXMGMX,tmaxfd,
564 stemax,deemax,epsil,stmin,ubuf,nwbuf);
565 // (*fImedia)[idtmed[itmed]-1]=id_det;
566 //*
567 }
568 //*
569 if (strcmp(key,"END")) goto L10;
570 fclose (lun);
571 //*
572 //* commented out only for the not cernlib version
573 Warning("ReadEuclidMedia","file: %s is now read in\n",filnam);
574 //*
575 return;
576 //*
577 L20:
578 Warning("ReadEuclidMedia","reading error or premature end of file\n");
579}
580
581//_____________________________________________________________________________
8494b010 582void AliModule::Streamer(TBuffer &R__b)
583{
584 //
585 // Stream an object of class Module.
586 //
587 if (R__b.IsReading()) {
588 Version_t R__v = R__b.ReadVersion(); if (R__v) { }
589 TNamed::Streamer(R__b);
590 TAttLine::Streamer(R__b);
591 TAttMarker::Streamer(R__b);
592 fEuclidMaterial.Streamer(R__b);
593 fEuclidGeometry.Streamer(R__b);
594 R__b >> fActive;
595 R__b >> fHistograms;
596 //
597 // Stream the pointers but not the TClonesArrays
598 R__b >> fNodes; // diff
599 } else {
600 R__b.WriteVersion(AliModule::IsA());
601 TNamed::Streamer(R__b);
602 TAttLine::Streamer(R__b);
603 TAttMarker::Streamer(R__b);
604 fEuclidMaterial.Streamer(R__b);
605 fEuclidGeometry.Streamer(R__b);
606 R__b << fActive;
607 R__b << fHistograms;
608 //
609 // Stream the pointers but not the TClonesArrays
610 R__b << fNodes; // diff
611 }
612}
613