/[PAMELA software]/DarthVader/TrackerLevel2/src/TrkLevel2.cpp
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revision 1.2 by pam-fi, Thu Jun 1 09:03:09 2006 UTC revision 1.38 by pam-fi, Fri Aug 17 13:25:14 2007 UTC
# Line 4  Line 4 
4   */   */
5  #include <TrkLevel2.h>  #include <TrkLevel2.h>
6  #include <iostream>  #include <iostream>
7    #include <math.h>
8  using namespace std;  using namespace std;
9  //......................................  //......................................
10  // F77 routines  // F77 routines
# Line 11  using namespace std; Line 12  using namespace std;
12  extern "C" {      extern "C" {    
13      void dotrack_(int*, double*, double*, double*, double*, int*);      void dotrack_(int*, double*, double*, double*, double*, int*);
14      void dotrack2_(int*, double*, double*, double*, double*,double*, double*, double*,int*);      void dotrack2_(int*, double*, double*, double*, double*,double*, double*, double*,int*);
15      int  readb_(const char*);      void mini2_(int*,int*,int*);
16        void guess_();
17        void gufld_(float*, float*);
18        float risxeta2_(float *);
19        float risxeta3_(float *);
20        float risxeta4_(float *);
21        float risyeta2_(float *);
22  }  }
23    
24  //--------------------------------------  //--------------------------------------
25  //  //
26  //  //
27  //--------------------------------------  //--------------------------------------
28  TrkTrack::TrkTrack(){  TrkTrack::TrkTrack(){
29      image = 0;  //    cout << "TrkTrack::TrkTrack()" << endl;
30        seqno = -1;
31        image = -1;
32      chi2  = 0;      chi2  = 0;
33        nstep = 0;
34      for(int it1=0;it1<5;it1++){      for(int it1=0;it1<5;it1++){
35          al[it1] = 0;          al[it1] = 0;
36          for(int it2=0;it2<5;it2++)          for(int it2=0;it2<5;it2++)coval[it1][it2] = 0;
             coval[it1][it2] = 0;  
37      };      };
38      for(int ip=0;ip<6;ip++){      for(int ip=0;ip<6;ip++){
39          xgood[ip]  = 0;          xgood[ip]  = 0;
# Line 33  TrkTrack::TrkTrack(){ Line 43  TrkTrack::TrkTrack(){
43          zm[ip]     = 0;          zm[ip]     = 0;
44          resx[ip]   = 0;          resx[ip]   = 0;
45          resy[ip]   = 0;          resy[ip]   = 0;
46            tailx[ip]   = 0;
47            taily[ip]   = 0;
48          xv[ip]     = 0;          xv[ip]     = 0;
49          yv[ip]     = 0;          yv[ip]     = 0;
50          zv[ip]     = 0;          zv[ip]     = 0;
# Line 40  TrkTrack::TrkTrack(){ Line 52  TrkTrack::TrkTrack(){
52          ayv[ip]    = 0;          ayv[ip]    = 0;
53          dedx_x[ip] = 0;          dedx_x[ip] = 0;
54          dedx_y[ip] = 0;          dedx_y[ip] = 0;
55      };          };
56    //    clx = 0;
57    //    cly = 0;
58    //    clx = new TRefArray(6,0); //forse causa memory leak???
59    //    cly = new TRefArray(6,0); //forse causa memory leak???
60    //    clx = TRefArray(6,0);
61    //    cly = TRefArray(6,0);
62    
63        TrkParams::SetTrackingMode();
64        TrkParams::SetPrecisionFactor();
65        TrkParams::SetStepMin();
66        TrkParams::SetPFA();
67    
68  };  };
69  //--------------------------------------  //--------------------------------------
70  //  //
71  //  //
72  //--------------------------------------  //--------------------------------------
73  TrkTrack::TrkTrack(const TrkTrack& t){  TrkTrack::TrkTrack(const TrkTrack& t){
74        seqno = t.seqno;
75      image = t.image;      image = t.image;
76      chi2  = t.chi2;      chi2  = t.chi2;
77        nstep = t.nstep;
78      for(int it1=0;it1<5;it1++){      for(int it1=0;it1<5;it1++){
79          al[it1] = t.al[it1];          al[it1] = t.al[it1];
80          for(int it2=0;it2<5;it2++)          for(int it2=0;it2<5;it2++)coval[it1][it2] = t.coval[it1][it2];
             coval[it1][it2] = t.coval[it1][it2];  
81      };      };
82      for(int ip=0;ip<6;ip++){      for(int ip=0;ip<6;ip++){
83          xgood[ip]  = t.xgood[ip];          xgood[ip]  = t.xgood[ip];
# Line 62  TrkTrack::TrkTrack(const TrkTrack& t){ Line 87  TrkTrack::TrkTrack(const TrkTrack& t){
87          zm[ip]     = t.zm[ip];          zm[ip]     = t.zm[ip];
88          resx[ip]   = t.resx[ip];          resx[ip]   = t.resx[ip];
89          resy[ip]   = t.resy[ip];          resy[ip]   = t.resy[ip];
90            tailx[ip]  = t.tailx[ip];
91            taily[ip]  = t.taily[ip];
92          xv[ip]     = t.xv[ip];          xv[ip]     = t.xv[ip];
93          yv[ip]     = t.yv[ip];          yv[ip]     = t.yv[ip];
94          zv[ip]     = t.zv[ip];          zv[ip]     = t.zv[ip];
# Line 69  TrkTrack::TrkTrack(const TrkTrack& t){ Line 96  TrkTrack::TrkTrack(const TrkTrack& t){
96          ayv[ip]    = t.ayv[ip];          ayv[ip]    = t.ayv[ip];
97          dedx_x[ip] = t.dedx_x[ip];          dedx_x[ip] = t.dedx_x[ip];
98          dedx_y[ip] = t.dedx_y[ip];          dedx_y[ip] = t.dedx_y[ip];
99      };          };
100    //    clx = 0;
101    //    cly = 0;
102    //    if(t.clx)clx = new TRefArray(*(t.clx));
103    //    if(t.cly)cly = new TRefArray(*(t.cly));
104    //    clx = TRefArray(t.clx);
105    //    cly = TRefArray(t.cly);
106    
107        TrkParams::SetTrackingMode();
108        TrkParams::SetPrecisionFactor();
109        TrkParams::SetStepMin();  
110        TrkParams::SetPFA();
111    
112    };
113    //--------------------------------------
114    //
115    //
116    //--------------------------------------
117    void TrkTrack::Copy(TrkTrack& t){
118    
119        t.seqno = seqno;
120        t.image = image;
121        t.chi2  = chi2;
122        t.nstep = nstep;
123        for(int it1=0;it1<5;it1++){
124            t.al[it1] = al[it1];
125            for(int it2=0;it2<5;it2++)t.coval[it1][it2] = coval[it1][it2];
126        };
127        for(int ip=0;ip<6;ip++){
128            t.xgood[ip]  = xgood[ip];
129            t.ygood[ip]  = ygood[ip];
130            t.xm[ip]     = xm[ip];
131            t.ym[ip]     = ym[ip];
132            t.zm[ip]     = zm[ip];
133            t.resx[ip]   = resx[ip];
134            t.resy[ip]   = resy[ip];
135            t.tailx[ip]  = tailx[ip];
136            t.taily[ip]  = taily[ip];
137            t.xv[ip]     = xv[ip];
138            t.yv[ip]     = yv[ip];
139            t.zv[ip]     = zv[ip];
140            t.axv[ip]    = axv[ip];
141            t.ayv[ip]    = ayv[ip];
142            t.dedx_x[ip] = dedx_x[ip];
143            t.dedx_y[ip] = dedx_y[ip];
144                
145        };
146    
147    //    t.clx = TRefArray(clx);
148    //    t.cly = TRefArray(cly);
149        
150  };  };
151  //--------------------------------------  //--------------------------------------
152  //  //
# Line 94  int TrkTrack::DoTrack(Trajectory* t){ Line 171  int TrkTrack::DoTrack(Trajectory* t){
171      for (int i=0; i<5; i++)         dal[i]  = (double)al[i];      for (int i=0; i<5; i++)         dal[i]  = (double)al[i];
172      for (int i=0; i<t->npoint; i++) dzin[i] = (double)t->z[i];      for (int i=0; i<t->npoint; i++) dzin[i] = (double)t->z[i];
173    
174        TrkParams::Load(1);
175        if( !TrkParams::IsLoaded(1) ){
176            cout << "int TrkTrack::DoTrack(Trajectory* t) --- ERROR --- m.field not loaded"<<endl;
177            return 0;
178        }
179      dotrack_(&(t->npoint),dzin,dxout,dyout,dal,&ifail);      dotrack_(&(t->npoint),dzin,dxout,dyout,dal,&ifail);
180            
181      for (int i=0; i<t->npoint; i++){      for (int i=0; i<t->npoint; i++){
# Line 133  int TrkTrack::DoTrack2(Trajectory* t){ Line 215  int TrkTrack::DoTrack2(Trajectory* t){
215      for (int i=0; i<5; i++)         dal[i]  = (double)al[i];      for (int i=0; i<5; i++)         dal[i]  = (double)al[i];
216      for (int i=0; i<t->npoint; i++) dzin[i] = (double)t->z[i];      for (int i=0; i<t->npoint; i++) dzin[i] = (double)t->z[i];
217    
218        TrkParams::Load(1);
219        if( !TrkParams::IsLoaded(1) ){
220            cout << "int TrkTrack::DoTrack2(Trajectory* t) --- ERROR --- m.field not loaded"<<endl;
221            return 0;
222        }
223      dotrack2_(&(t->npoint),dzin,dxout,dyout,dthxout,dthyout,dtlout,dal,&ifail);      dotrack2_(&(t->npoint),dzin,dxout,dyout,dthxout,dthyout,dtlout,dal,&ifail);
224            
225      for (int i=0; i<t->npoint; i++){      for (int i=0; i<t->npoint; i++){
# Line 172  Float_t TrkTrack::GetDeflection(){ Line 259  Float_t TrkTrack::GetDeflection(){
259          return def;          return def;
260  };  };
261  //  //
262  Float_t TrkTrack::GetDEDX(){  /**
263          Float_t dedx=0;   * Method to retrieve the dE/dx measured on a tracker view.
264          for(Int_t i=0; i<6; i++)dedx+=dedx_x[i]*xgood[i]+dedx_y[i]*ygood[i];   * @param ip plane (0-5)
265          dedx = dedx/(this->GetNX()+this->GetNY());   * @param iv view (0=x 1=y)
266          return dedx;   */
267    Float_t TrkTrack::GetDEDX(int ip, int iv){
268        if(iv==0 && ip>=0 && ip<6)return fabs(dedx_x[ip]);
269        else if(iv==1 && ip>=0 && ip<6)return fabs(dedx_y[ip]);
270        else {
271            cout << "TrkTrack::GetDEDX(int ip, int iv) -- wrong input parameters "<<ip<<iv<<endl;
272            return 0.;
273        }
274    }
275    /**
276     * Method to evaluate the dE/dx measured on a tracker plane.
277     * The two measurements on x- and y-view are averaged.
278     * @param ip plane (0-5)
279     */
280    Float_t TrkTrack::GetDEDX(int ip){
281        if( (Int_t)XGood(ip)+(Int_t)YGood(ip) == 0 ) return 0;
282        return (GetDEDX(ip,0)+GetDEDX(ip,1))/((Int_t)XGood(ip)+(Int_t)YGood(ip));
283  };  };
284    
285    /**
286     * Method to evaluate the dE/dx averaged over all planes.
287     */
288    Float_t TrkTrack::GetDEDX(){
289        Float_t dedx=0;
290        for(Int_t ip=0; ip<6; ip++)dedx+=GetDEDX(ip,0)*XGood(ip)+GetDEDX(ip,1)*YGood(ip);
291        dedx = dedx/(GetNX()+GetNY());
292        return dedx;
293    };
294    /**
295     * Returns 1 if the cluster on a tracker view includes bad strips.
296     * @param ip plane (0-5)
297     * @param iv view (0=x 1=y)
298     */
299    Bool_t TrkTrack::IsBad(int ip,int iv){
300        if(iv==0 && ip>=0 && ip<6)return (xgood[ip]<0) ;
301        else if(iv==1 && ip>=0 && ip<6)return (ygood[ip]<0) ;
302        else {
303            cout << "TrkTrack::IsBad(int ip, int iv) -- wrong input parameters "<<ip<<iv<<endl;
304            return 0.;
305        }
306    };
307    /**
308     * Returns 1 if the signal on a tracker view is saturated.
309     * @param ip plane (0-5)
310     * @param iv view (0=x 1=y)
311     */
312    Bool_t TrkTrack::IsSaturated(int ip,int iv){
313        if(iv==0 && ip>=0 && ip<6)return (dedx_x[ip]<0) ;
314        else if(iv==1 && ip>=0 && ip<6)return (dedx_y[ip]<0) ;
315        else {
316            cout << "TrkTrack::IsSaturated(int ip, int iv) -- wrong input parameters "<<ip<<iv<<endl;
317            return 0.;
318        }
319    };
320    /**
321     * Returns 1 if either the x or the y signal on a tracker plane is saturated.
322     * @param ip plane (0-5)
323     */
324    Bool_t TrkTrack::IsSaturated(int ip){
325        return (IsSaturated(ip,0)||IsSaturated(ip,1));
326    };
327    /**
328     * Returns 1 if there is at least a saturated signal along the track.
329     */
330    Bool_t TrkTrack::IsSaturated(){
331        for(int ip=0; ip<6; ip++)for(int iv=0; iv<2; iv++)if(IsSaturated(ip,iv))return true;
332        return false;
333    }
334    /**
335     * Returns the track "lever-arm" on the x view, defined as the distance (in planes) between
336     * the upper and lower x measurements (the maximum value of lever-arm is 6).
337     */
338    Int_t TrkTrack::GetLeverArmX(){
339        int first_plane = -1;
340        int last_plane  = -1;
341        for(Int_t ip=0; ip<6; ip++){
342            if( XGood(ip) && first_plane == -1 )first_plane = ip;
343            if( XGood(ip) && first_plane != -1 )last_plane = ip;
344        }
345        if( first_plane == -1 || last_plane == -1){
346            cout<< "Int_t TrkTrack::GetLeverArmX() -- XGood(ip) always false ??? "<<endl;
347            return 0;
348        }
349        return (last_plane-first_plane+1);
350    }
351    /**
352     * Returns the track "lever-arm" on the y view, defined as the distance (in planes) between
353     * the upper and lower y measurements (the maximum value of lever-arm is 6).
354     */
355    Int_t TrkTrack::GetLeverArmY(){
356        int first_plane = -1;
357        int last_plane  = -1;
358        for(Int_t ip=0; ip<6; ip++){
359            if( YGood(ip) && first_plane == -1 )first_plane = ip;
360            if( YGood(ip) && first_plane != -1 )last_plane = ip;
361        }
362        if( first_plane == -1 || last_plane == -1){
363            cout<< "Int_t TrkTrack::GetLeverArmY() -- YGood(ip) always false ??? "<<endl;
364            return 0;
365        }
366        return (last_plane-first_plane+1);
367    }
368    /**
369     * Returns the reduced chi-square of track x-projection
370     */
371    Float_t  TrkTrack::GetChi2X(){
372        float chiq=0;
373        for(int ip=0; ip<6; ip++)if(XGood(ip))chiq+= pow((xv[ip]-xm[ip])/resx[ip],2.);
374        if(GetNX()>3)chiq=chiq/(GetNX()-3);
375        else chiq=0;
376        if(chiq==0)cout << " Float_t  TrkTrack::GetChi2X() -- WARNING -- value not defined "<<chiq<<endl;
377        return chiq;
378    }
379    /**
380     * Returns the reduced chi-square of track y-projection
381     */
382    Float_t  TrkTrack::GetChi2Y(){
383        float chiq=0;
384        for(int ip=0; ip<6; ip++)if(YGood(ip))chiq+= pow((yv[ip]-ym[ip])/resy[ip],2.);
385        if(GetNY()>2)chiq=chiq/(GetNY()-2);
386        else chiq=0;
387        if(chiq==0)cout << " Float_t  TrkTrack::GetChi2Y() -- WARNING -- value not defined "<<chiq<<endl;
388        return chiq;
389    }
390    /**
391     * Returns the logarythm of the likeliwood-function of  track x-projection
392     */
393    Float_t TrkTrack::GetLnLX(){
394        float lnl=0;
395        for(int ip=0; ip<6; ip++)
396            if( XGood(ip) && tailx[ip]!=0 )
397                lnl += (tailx[ip]+1.) * log( (tailx[ip]*pow(resx[ip],2.) + pow(xv[ip]-xm[ip],2.)) / (tailx[ip]*pow(resx[ip],2)) );
398        if(GetNX()>3)lnl=lnl/(GetNX()-3);
399        else lnl=0;
400        if(lnl==0){
401            cout << " Float_t  TrkTrack::GetLnLX() -- WARNING -- value not defined "<<lnl<<endl;
402            Dump();
403        }
404        return lnl;
405        
406    }
407    /**
408     * Returns the logarythm of the likeliwood-function of  track y-projection
409     */
410    Float_t TrkTrack::GetLnLY(){
411        float lnl=0;
412        for(int ip=0; ip<6; ip++)
413            if( YGood(ip) && taily[ip]!=0 )
414                lnl += (taily[ip]+1.) * log( (taily[ip]*pow(resy[ip],2.) + pow(yv[ip]-ym[ip],2.)) / (taily[ip]*pow(resy[ip],2)) );
415        if(GetNY()>2)lnl=lnl/(GetNY()-2);
416        else lnl=0;
417        if(lnl==0){
418            cout << " Float_t  TrkTrack::GetLnLY() -- WARNING -- value not defined "<<lnl<<endl;
419            Dump();
420        }
421        return lnl;
422        
423    }
424  //--------------------------------------  //--------------------------------------
425  //  //
426  //  //
427  //--------------------------------------  //--------------------------------------
428  void TrkTrack::Dump(){  void TrkTrack::Dump(){
429      cout << endl << "========== Track " ;      cout << endl << "========== Track " ;
430        cout << endl << "seq.  n. : "<< seqno;
431        cout << endl << "image n. : "<< image;
432      cout << endl << "al       : "; for(int i=0; i<5; i++)cout << al[i] << " ";      cout << endl << "al       : "; for(int i=0; i<5; i++)cout << al[i] << " ";
433      cout << endl << "chi^2    : "<< chi2;      cout << endl << "chi^2    : "<< chi2;
434      cout << endl << "xgood    : "; for(int i=0; i<6; i++)cout << xgood[i] ;      cout << endl << "n.step   : "<< nstep;
435      cout << endl << "ygood    : "; for(int i=0; i<6; i++)cout << ygood[i] ;      cout << endl << "xgood    : "; for(int i=0; i<6; i++)cout << XGood(i) ;
436        cout << endl << "ygood    : "; for(int i=0; i<6; i++)cout << YGood(i) ;
437      cout << endl << "xm       : "; for(int i=0; i<6; i++)cout << xm[i] << " ";      cout << endl << "xm       : "; for(int i=0; i<6; i++)cout << xm[i] << " ";
438      cout << endl << "ym       : "; for(int i=0; i<6; i++)cout << ym[i] << " ";      cout << endl << "ym       : "; for(int i=0; i<6; i++)cout << ym[i] << " ";
439      cout << endl << "zm       : "; for(int i=0; i<6; i++)cout << zm[i] << " ";      cout << endl << "zm       : "; for(int i=0; i<6; i++)cout << zm[i] << " ";
440        cout << endl << "xv       : "; for(int i=0; i<6; i++)cout << xv[i] << " ";
441        cout << endl << "yv       : "; for(int i=0; i<6; i++)cout << yv[i] << " ";
442        cout << endl << "zv       : "; for(int i=0; i<6; i++)cout << zv[i] << " ";
443        cout << endl << "resx     : "; for(int i=0; i<6; i++)cout << resx[i] << " ";
444        cout << endl << "resy     : "; for(int i=0; i<6; i++)cout << resy[i] << " ";
445        cout << endl << "tailx    : "; for(int i=0; i<6; i++)cout << tailx[i] << " ";
446        cout << endl << "taily    : "; for(int i=0; i<6; i++)cout << taily[i] << " ";
447        cout << endl << "coval    : "; for(int i=0; i<5; i++)cout << coval[0][i]<<" ";
448        cout << endl << "           "; for(int i=0; i<5; i++)cout << coval[1][i]<<" ";
449        cout << endl << "           "; for(int i=0; i<5; i++)cout << coval[2][i]<<" ";
450        cout << endl << "           "; for(int i=0; i<5; i++)cout << coval[3][i]<<" ";
451        cout << endl << "           "; for(int i=0; i<5; i++)cout << coval[4][i]<<" ";
452      cout << endl << "dedx_x   : "; for(int i=0; i<6; i++)cout << dedx_x[i] << " ";      cout << endl << "dedx_x   : "; for(int i=0; i<6; i++)cout << dedx_x[i] << " ";
453      cout << endl << "dedx_y   : "; for(int i=0; i<6; i++)cout << dedx_y[i] << " ";      cout << endl << "dedx_y   : "; for(int i=0; i<6; i++)cout << dedx_y[i] << " ";
454        cout << endl;
455    }
456    /**
457     * Set the TrkTrack position measurements
458     */
459    void TrkTrack::SetMeasure(double *xmeas, double *ymeas, double *zmeas){
460        for(int i=0; i<6; i++) xm[i]=*xmeas++;
461        for(int i=0; i<6; i++) ym[i]=*ymeas++;
462        for(int i=0; i<6; i++) zm[i]=*zmeas++;
463    }
464    /**
465     * Set the TrkTrack position resolution
466     */
467    void TrkTrack::SetResolution(double *rx, double *ry){
468        for(int i=0; i<6; i++) resx[i]=*rx++;
469        for(int i=0; i<6; i++) resy[i]=*ry++;
470    }
471    /**
472     * Set the TrkTrack tails position resolution
473     */
474    void TrkTrack::SetTail(double *tx, double *ty, double factor){
475        for(int i=0; i<6; i++) tailx[i]=factor*(*tx++);
476        for(int i=0; i<6; i++) taily[i]=factor*(*ty++);
477    }
478    /**
479     * Set the TrkTrack Student parameter (resx,resy,tailx,taily)
480     * from previous gausian fit
481     *@param flag =0 standard, =1 with noise correction
482     */
483    void TrkTrack::SetStudentParam(int flag){
484        float sx[11]={0.000128242,
485                       0.000136942,
486                       0.000162718,
487                       0.000202644,
488                       0.00025597,
489                       0.000317456,
490                       0.000349048,
491                       0.000384638,
492                       0.000457295,
493                       0.000512319,
494                       0.000538573};
495        float tx[11]={1.79402,
496                       2.04876,
497                       2.88376,
498                       3.3,
499                       3.14084,
500                       4.07686,
501                       4.44736,
502                       3.5179,
503                       3.38697,
504                       3.45739,
505                       3.18627};
506        float sy[11]={0.000483075,
507                       0.000466925,
508                       0.000431658,
509                       0.000428317,
510                       0.000433854,
511                       0.000444044,
512                       0.000482098,
513                       0.000537579,
514                       0.000636279,
515                       0.000741998,
516                       0.000864261};
517        float ty[11]={0.997032,
518                       1.11147,
519                       1.18526,
520                       1.61404,
521                       2.21908,
522                       3.08959,
523                       4.48833,
524                       4.42687,
525                       4.65253,
526                       4.52043,
527                       4.29926};
528        int index;
529        float fact;
530        for(int i=0; i<6; i++) {
531            index = int((fabs(axv[i])+1.)/2.);
532            if(index>10) index=10;
533            tailx[i]=tx[index];
534            if(flag==1) {
535                if(fabs(axv[i])<=10.) fact = resx[i]/risxeta2_(&(axv[i]));
536                if(fabs(axv[i])>10.&&fabs(axv[i])<=15.) fact = resx[i]/risxeta3_(&(axv[i]));
537                if(fabs(axv[i])>15.) fact = resx[i]/risxeta4_(&(axv[i]));
538            } else fact = 1.;
539            resx[i] = sx[index]*fact;
540        }
541        for(int i=0; i<6; i++) {
542            index = int((fabs(ayv[i])+1.)/2.);
543            if(index>10) index=10;
544            taily[i]=ty[index];
545            if(flag==1) fact = resy[i]/risyeta2_(&(ayv[i]));
546            else fact = 1.;
547            resy[i] = sy[index]*fact;
548        }
549    }
550    /**
551     * Set the TrkTrack good measurement
552     */
553    void TrkTrack::SetGood(int *xg, int *yg){
554    
555        for(int i=0; i<6; i++) xgood[i]=*xg++;
556        for(int i=0; i<6; i++) ygood[i]=*yg++;
557    }
558    
559    /**
560     * Load the magnetic field
561     */
562    void TrkTrack::LoadField(TString path){
563        
564    //     strcpy(path_.path,path.Data());
565    //     path_.pathlen = path.Length();
566    //     path_.error   = 0;
567    //     readb_();
568    
569        TrkParams::SetTrackingMode();
570        TrkParams::SetPrecisionFactor();
571        TrkParams::SetStepMin();
572    
573        TrkParams::Set(path,1);
574        TrkParams::Load(1);
575    
576    };
577    
578    
579    /**
580     * Method to fill minimization-routine common
581     */
582    void TrkTrack::FillMiniStruct(cMini2track& track){
583    
584        for(int i=0; i<6; i++){
585    
586    //      cout << i<<" - "<<xgood[i]<<" "<<XGood(i)<<endl;
587    //      cout << i<<" - "<<ygood[i]<<" "<<YGood(i)<<endl;
588            track.xgood[i]=XGood(i);
589            track.ygood[i]=YGood(i);
590            
591            track.xm[i]=xm[i];
592            track.ym[i]=ym[i];
593            track.zm[i]=zm[i];
594            
595    //      --- temporaneo ----------------------------
596    //      andrebbe inserita la dimensione del sensore
597            float segment = 100.;
598            track.xm_a[i]=xm[i];
599            track.xm_b[i]=xm[i];
600            track.ym_a[i]=ym[i];
601            track.ym_b[i]=ym[i];
602            if(       XGood(i) && !YGood(i) ){
603                track.ym_a[i] = track.ym_a[i]+segment;
604                track.ym_b[i] = track.ym_b[i]-segment;
605            }else if( !XGood(i) && YGood(i)){
606                track.xm_a[i] = track.xm_a[i]+segment;
607                track.xm_b[i] = track.xm_b[i]-segment;
608            }
609    //      --- temporaneo ----------------------------
610            
611            track.resx[i]=resx[i];
612            track.resy[i]=resy[i];
613            track.tailx[i]=tailx[i];
614            track.taily[i]=taily[i];
615        }
616    
617        for(int i=0; i<5; i++) track.al[i]=al[i];
618        track.zini = 23.5;
619    // ZINI = 23.5 !!! it should be the same parameter in all codes
620        
621  }  }
622    /**
623     * Method to set values from  minimization-routine common
624     */
625    void TrkTrack::SetFromMiniStruct(cMini2track *track){
626    
627        for(int i=0; i<5; i++) {
628            al[i]=track->al[i];
629            for(int j=0; j<5; j++) coval[i][j]=track->cov[i][j];
630        }
631        chi2  = track->chi2;
632        nstep = track->nstep;
633        for(int i=0; i<6; i++){
634            xv[i]  = track->xv[i];
635            yv[i]  = track->yv[i];
636            zv[i]  = track->zv[i];
637            xm[i]  = track->xm[i];
638            ym[i]  = track->ym[i];
639            zm[i]  = track->zm[i];
640            axv[i] = track->axv[i];
641            ayv[i] = track->ayv[i];
642        }
643        
644    }
645    /**
646     * \brief Method to re-evaluate coordinates of clusters associated with a track.
647     *
648     * The method can be applied only after recovering level1 information
649     * (either by reprocessing single events from level0 or from  
650     * the TrkLevel1 branch, if present); it calls F77 subroutines that
651     * read the level1 common and fill the minimization-routine common.
652     * Some clusters can be excluded or added by means of the methods:
653     *
654     * TrkTrack::ResetXGood(int ip)
655     * TrkTrack::ResetYGood(int ip)
656     * TrkTrack::SetXGood(int ip, int cid, int is)
657     * TrkTrack::SetYGood(int ip, int cid, int is)
658     *
659     * NB! The method TrkTrack::SetGood(int *xg, int *yg) set the plane-mask (0-1)
660     * for the minimization-routine common. It deletes the cluster information
661     * (at least for the moment...) thus cannot be applied before
662     * TrkTrack::EvaluateClusterPositions().  
663     *
664     * Different p.f.a. can be applied by calling (once) the method:
665     *
666     * TrkParams::SetPFA(0); //Set ETA p.f.a.
667     *
668     * @see TrkParams::SetPFA(int)
669     */
670    Bool_t TrkTrack::EvaluateClusterPositions(){
671        
672    //     cout << "void TrkTrack::GetClusterPositions() "<<endl;
673    
674        TrkParams::Load( );
675        if( !TrkParams::IsLoaded() )return false;
676        
677        for(int ip=0; ip<6; ip++){
678    //      cout << ip<<" ** "<<xm[ip]<<" / "<<ym[ip]<<endl;;
679            int icx = GetClusterX_ID(ip)+1;
680            int icy = GetClusterY_ID(ip)+1;
681            int sensor = GetSensor(ip)+1;//<< convenzione "Paolo"
682            if(ip==5 && sensor!=0)sensor=3-sensor;//<< convenzione "Elena"
683            int ladder = GetLadder(ip)+1;
684            float ax = axv[ip];
685            float ay = ayv[ip];
686            float v[3];
687            v[0]=xv[ip];
688            v[1]=yv[ip];
689            v[2]=zv[ip];
690            float bfx = 10*TrkParams::GetBX(v);//Tesla
691            float bfy = 10*TrkParams::GetBY(v);//Tesla
692            int ipp=ip+1;
693            xyzpam_(&ipp,&icx,&icy,&ladder,&sensor,&ax,&ay,&bfx,&bfy);
694            if(icx<0 || icy<0)return false;
695        }
696        return true;
697    }
698    /**
699     * \brief Tracking method. It calls F77 mini routine.
700     *
701     * @param pfixed Particle momentum. If pfixed=0 the momentum
702     * is left as a free parameter, otherwise it is fixed to the input value.
703     * @param fail Output flag (!=0 if the fit failed).
704     * @param iprint Flag to set debug mode ( 0 = no output; 1 = verbose; 2 = debug).
705     * @param froml1 Flag to re-evaluate positions (see TrkTrack::GetClusterPositions()).
706     *
707     * The option to re-evaluate positions can be used only after recovering
708     * level1 information, eg. by reprocessing the single event.
709     *
710     * Example:
711     *
712     * if( !event->GetTrkLevel0() )return false;
713     * event->GetTrkLevel0()->ProcessEvent(); // re-processing level0->level1
714     * int fail=0;
715     * event->GetTrkLevel2()->GetTrack(0)->Fit(0.,fail,0,1);
716     *
717     * @see EvaluateClusterPositions()
718     *
719     * The fitting procedure can be varied by changing the tracking mode,
720     * the fit-precision factor and the minimum number of step.
721     * @see SetTrackingMode(int)
722     * @see SetPrecisionFactor(double)
723     * @see SetStepMin(int)
724     */
725    void TrkTrack::Fit(double pfixed, int& fail, int iprint, int froml1){
726    
727        float al_ini[] = {0.,0.,0.,0.,0.};
728    
729        TrkParams::Load( );
730        if( !TrkParams::IsLoaded() )return;
731    
732        extern cMini2track track_;
733        fail = 0;
734    
735        FillMiniStruct(track_);
736            
737        if(froml1!=0){
738            if( !EvaluateClusterPositions() ){
739                cout << "void TrkTrack::Fit("<<pfixed<<","<<fail<<","<<iprint<<","<<froml1<<") --- ERROR evaluating cluster positions "<<endl;
740                FillMiniStruct(track_) ;
741                fail = 1;
742                return;
743            }
744        }else{
745            FillMiniStruct(track_);
746        }
747        
748        // if fit variables have been reset, evaluate the initial guess
749        if(al[0]==-9999.&&al[1]==-9999.&&al[2]==-9999.&&al[3]==-9999.&&al[4]==-9999.)guess_();
750    
751        // --------------------- free momentum
752        if(pfixed==0.) {
753            track_.pfixed=0.;
754        }
755        // --------------------- fixed momentum
756        if(pfixed!=0.) {
757            al[4]=1./pfixed;    
758            track_.pfixed=pfixed;
759        }
760    
761        //  store temporarily the initial guess
762        for(int i=0; i<5; i++) al_ini[i]=track_.al[i];
763    
764        //  ------------------------------------------
765        //  call mini routine
766    //     TrkParams::Load(1);
767    //     if( !TrkParams::IsLoaded(1) ){
768    //      cout << "void TrkTrack::Fit(double pfixed, int& fail, int iprint) --- ERROR --- m.field not loaded"<<endl;
769    //      return;
770    //     }
771        int istep=0;
772        int ifail=0;
773        mini2_(&istep,&ifail, &iprint);
774        if(ifail!=0) {
775            if(iprint)cout << "ERROR: ifail= " << ifail << endl;
776            fail = 1;
777        }
778        //  ------------------------------------------
779        
780        SetFromMiniStruct(&track_);
781    
782        if(fail){
783            if(iprint)cout << " >>>> fit failed "<<endl;
784            for(int i=0; i<5; i++) al[i]=al_ini[i];
785        }
786    
787    };
788    /**
789     * Reset the fit parameters
790     */
791    void TrkTrack::FitReset(){
792        for(int i=0; i<5; i++) al[i]=-9999.;
793        chi2=0.;
794        nstep=0;
795    //     for(int i=0; i<6; i++) xv[i]=0.;
796    //     for(int i=0; i<6; i++) yv[i]=0.;
797    //     for(int i=0; i<6; i++) zv[i]=0.;
798    //     for(int i=0; i<6; i++) axv[i]=0.;
799    //     for(int i=0; i<6; i++) ayv[i]=0.;
800        for(int i=0; i<5; i++) {
801            for(int j=0; j<5; j++) coval[i][j]=0.;
802        }
803    }
804    /**
805     * Set the tracking mode
806     */
807    void TrkTrack::SetTrackingMode(int trackmode){
808        extern cMini2track track_;
809        track_.trackmode = trackmode;
810    }
811    /**
812     * Set the factor scale for tracking precision
813     */
814    void TrkTrack::SetPrecisionFactor(double fact){
815        extern cMini2track track_;
816        track_.fact = fact;
817    }
818    /**
819     * Set the minimum number of steps for tracking precision
820     */
821    void TrkTrack::SetStepMin(int istepmin){
822        extern cMini2track track_;
823        track_.istepmin = istepmin;
824    }
825    /**
826     * Returns 1 if the track is inside the magnet cavity
827     * Set the minimum number of steps for tracking precision
828     */
829    Bool_t TrkTrack::IsInsideCavity(){
830        float xmagntop, ymagntop, xmagnbottom, ymagnbottom;
831        xmagntop = xv[0] + (ZMAGNHIGH-zv[0])*tan(cos(-1.0)*axv[0]/180.);
832        ymagntop = yv[0] + (ZMAGNHIGH-zv[0])*tan(cos(-1.0)*ayv[0]/180.);
833        xmagnbottom = xv[5] + (ZMAGNLOW-zv[5])*tan(cos(-1.0)*axv[5]/180.);
834        ymagnbottom = yv[5] + (ZMAGNLOW-zv[5])*tan(cos(-1.0)*ayv[5]/180.);
835        if( xmagntop>XMAGNLOW && xmagntop<XMAGNHIGH &&
836            ymagntop>YMAGNLOW && ymagntop<YMAGNHIGH &&
837            xmagnbottom>XMAGNLOW && xmagnbottom<XMAGNHIGH &&
838            ymagnbottom>YMAGNLOW && ymagnbottom<YMAGNHIGH ) return(true);
839        else return(false);
840    }
841    /**
842     * Method to retrieve ID (0,1,...) of x-cluster (if any) associated to this track.
843     * If no cluster is associated, ID=-1.
844     * @param ip Tracker plane (0-5)
845     */
846    Int_t TrkTrack::GetClusterX_ID(int ip){
847        return ((Int_t)fabs(xgood[ip]))%10000000-1;
848    };
849    /**
850     * Method to retrieve ID (0-xxx) of y-cluster (if any) associated to this track.
851     * If no cluster is associated, ID=-1.
852     * @param ip Tracker plane (0-5)
853     */
854    Int_t TrkTrack::GetClusterY_ID(int ip){
855        return ((Int_t)fabs(ygood[ip]))%10000000-1;
856    };
857    /**
858     * Method to retrieve the ladder (0-4, increasing x) traversed by the track on this plane.
859     * If no ladder is traversed (dead area) the metod retuns -1.
860     * @param ip Tracker plane (0-5)
861     */
862    Int_t TrkTrack::GetLadder(int ip){
863        if(XGood(ip))return (Int_t)fabs(xgood[ip]/100000000)-1;
864        if(YGood(ip))return (Int_t)fabs(ygood[ip]/100000000)-1;
865        return -1;
866    };
867    /**
868     * Method to retrieve the sensor (0-1, increasing y) traversed by the track on this plane.
869     * If no sensor is traversed (dead area) the metod retuns -1.
870     * @param ip Tracker plane (0-5)
871     */
872    Int_t TrkTrack::GetSensor(int ip){
873        if(XGood(ip))return (Int_t)((Int_t)fabs(xgood[ip]/10000000)%10)-1;
874        if(YGood(ip))return (Int_t)((Int_t)fabs(ygood[ip]/10000000)%10)-1;
875        return -1;
876    };
877    
878    /**
879     * \brief Method to include a x-cluster to the track.
880     * @param ip Tracker plane (0-5)
881     * @param clid Cluster ID (0,1,...)
882     * @param is Sensor (0-1, increasing y)
883     * @see Fit(double pfixed, int& fail, int iprint, int froml1)
884     */
885    void TrkTrack::SetXGood(int ip, int clid, int is){
886        int il=0;       //ladder (temporary)
887        bool bad=false; //ladder (temporary)
888        xgood[ip]=il*100000000+is*10000000+clid;
889        if(bad)xgood[ip]=-xgood[ip];
890    };
891    /**
892     * \brief Method to include a y-cluster to the track.
893     * @param ip Tracker plane (0-5)
894     * @param clid Cluster ID (0,1,...)
895     * @param is Sensor (0-1)
896     * @see Fit(double pfixed, int& fail, int iprint, int froml1)
897     */
898    void TrkTrack::SetYGood(int ip, int clid, int is){
899        int il=0;       //ladder (temporary)
900        bool bad=false; //ladder (temporary)
901        ygood[ip]=il*100000000+is*10000000+clid;
902        if(bad)ygood[ip]=-ygood[ip];
903    };
904    
905    //--------------------------------------
906    //
907    //
908    //--------------------------------------
909    void TrkTrack::Clear(){
910    //    cout << "TrkTrack::Clear()"<<endl;
911        seqno = -1;
912        image = -1;
913        chi2  = 0;
914        nstep = 0;
915        for(int it1=0;it1<5;it1++){
916            al[it1] = 0;
917            for(int it2=0;it2<5;it2++)coval[it1][it2] = 0;
918        };
919        for(int ip=0;ip<6;ip++){
920            xgood[ip]  = 0;
921            ygood[ip]  = 0;
922            xm[ip]     = 0;
923            ym[ip]     = 0;
924            zm[ip]     = 0;
925            resx[ip]   = 0;
926            resy[ip]   = 0;
927            tailx[ip]  = 0;
928            taily[ip]  = 0;
929            xv[ip]     = 0;
930            yv[ip]     = 0;
931            zv[ip]     = 0;
932            axv[ip]    = 0;
933            ayv[ip]    = 0;
934            dedx_x[ip] = 0;
935            dedx_y[ip] = 0;
936    
937        };
938    //     if(clx)clx->Clear();
939    //     if(cly)cly->Clear();
940    //    clx.Clear();
941    //    cly.Clear();
942    };
943    //--------------------------------------
944    //
945    //
946    //--------------------------------------
947    void TrkTrack::Delete(){
948    //    cout << "TrkTrack::Delete()"<<endl;
949        Clear();
950    //    if(clx)delete clx;
951    //    if(cly)delete cly;
952    };
953    //--------------------------------------
954    //
955    //
956    //--------------------------------------
957    
958  //--------------------------------------  //--------------------------------------
959  //  //
960  //  //
961  //--------------------------------------  //--------------------------------------
962  TrkSinglet::TrkSinglet(){  TrkSinglet::TrkSinglet(){
963    //    cout << "TrkSinglet::TrkSinglet() " << GetUniqueID()<<endl;
964      plane    = 0;      plane    = 0;
965      coord[0] = 0;      coord[0] = 0;
966      coord[1] = 0;      coord[1] = 0;
967      sgnl     = 0;      sgnl     = 0;
968    //    cls      = 0;
969  };  };
970  //--------------------------------------  //--------------------------------------
971  //  //
972  //  //
973  //--------------------------------------  //--------------------------------------
974  TrkSinglet::TrkSinglet(const TrkSinglet& s){  TrkSinglet::TrkSinglet(const TrkSinglet& s){
975    //    cout << "TrkSinglet::TrkSinglet(const TrkSinglet& s) " << GetUniqueID()<<endl;
976      plane    = s.plane;      plane    = s.plane;
977      coord[0] = s.coord[0];      coord[0] = s.coord[0];
978      coord[1] = s.coord[1];      coord[1] = s.coord[1];
979      sgnl     = s.sgnl;      sgnl     = s.sgnl;
980    //      cls      = 0;//<<<<pointer
981    //    cls      = TRef(s.cls);
982  };  };
983  //--------------------------------------  //--------------------------------------
984  //  //
# Line 230  void TrkSinglet::Dump(){ Line 995  void TrkSinglet::Dump(){
995  //  //
996  //  //
997  //--------------------------------------  //--------------------------------------
998    void TrkSinglet::Clear(){
999    //    cout << "TrkSinglet::Clear() " << GetUniqueID()<<endl;
1000    //    cls=0;
1001        plane=-1;
1002        coord[0]=-999;
1003        coord[1]=-999;
1004        sgnl=0;
1005        
1006    }
1007    //--------------------------------------
1008    //
1009    //
1010    //--------------------------------------
1011  TrkLevel2::TrkLevel2(){  TrkLevel2::TrkLevel2(){
1012      good2    = -1;    //    cout <<"TrkLevel2::TrkLevel2()"<<endl;
1013      for(Int_t i=0; i<12 ; i++){      for(Int_t i=0; i<12 ; i++){
1014          crc[i] = -1;          good[i] = -1;
1015            VKmask[i] = 0;
1016            VKflag[i] = 0;  
1017      };      };
1018      Track    = new TClonesArray("TrkTrack");      Track    = 0;
1019      SingletX = new TClonesArray("TrkSinglet");      SingletX = 0;
1020      SingletY = new TClonesArray("TrkSinglet");      SingletY = 0;
1021    
1022    }
1023    //--------------------------------------
1024    //
1025    //
1026    //--------------------------------------
1027    void TrkLevel2::Set(){
1028        if(!Track)Track    = new TClonesArray("TrkTrack");
1029        if(!SingletX)SingletX = new TClonesArray("TrkSinglet");
1030        if(!SingletY)SingletY = new TClonesArray("TrkSinglet");
1031  }  }
1032  //--------------------------------------  //--------------------------------------
1033  //  //
1034  //  //
1035  //--------------------------------------  //--------------------------------------
1036  void TrkLevel2::Dump(){  void TrkLevel2::Dump(){
1037      TClonesArray &t  = *Track;          
1038      TClonesArray &sx = *SingletX;          //
     TClonesArray &sy = *SingletY;  
   
1039      cout << endl << endl << "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-";      cout << endl << endl << "=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-";
1040      cout << endl << "good2    : " << good2;      cout << endl << "good     : "; for(int i=0; i<12; i++) cout << good[i]<<" ";
     cout << endl << "crc      : "; for(int i=0; i<12; i++) cout << crc[i];  
1041      cout << endl << "ntrk()   : " << this->ntrk() ;      cout << endl << "ntrk()   : " << this->ntrk() ;
1042      cout << endl << "nclsx()  : " << this->nclsx();      cout << endl << "nclsx()  : " << this->nclsx();
1043      cout << endl << "nclsy()  : " << this->nclsy();      cout << endl << "nclsy()  : " << this->nclsy();
1044      for(int i=0; i<this->ntrk(); i++)     ((TrkTrack *)t[i])->Dump();      if(Track){
1045      for(int i=0; i<this->nclsx(); i++) ((TrkSinglet *)sx[i])->Dump();          TClonesArray &t  = *Track;
1046      for(int i=0; i<this->nclsy(); i++) ((TrkSinglet *)sy[i])->Dump();          for(int i=0; i<ntrk(); i++)     ((TrkTrack *)t[i])->Dump();
1047        }      
1048        if(SingletX){
1049            TClonesArray &sx = *SingletX;
1050            for(int i=0; i<nclsx(); i++) ((TrkSinglet *)sx[i])->Dump();
1051        }
1052        if(SingletY){
1053            TClonesArray &sy = *SingletY;
1054            for(int i=0; i<nclsy(); i++) ((TrkSinglet *)sy[i])->Dump();
1055        }
1056    }
1057    /**
1058     * \brief Dump processing status
1059     */
1060    void TrkLevel2::StatusDump(int view){
1061        cout << "DSP n. "<<view+1<<" status: "<<hex<<good[view]<<endl;    
1062    };
1063    /**
1064     * \brief Check event status
1065     *
1066     * Check the event status, according to a flag-mask given as input.
1067     * Return true if the view passes the check.
1068     *
1069     * @param view View number (0-11)
1070     * @param flagmask Mask of flags to check (eg. flagmask=0x111 no missing packet,
1071     *  no crc error, no software alarm)
1072     *
1073     * @see TrkLevel2 class definition to know how the status flag is defined
1074     *
1075     */
1076    Bool_t TrkLevel2::StatusCheck(int view, int flagmask){
1077    
1078        if( view<0 || view >= 12)return false;
1079        return !(good[view]&flagmask);
1080    
1081    };
1082    
1083    
1084    //--------------------------------------
1085    //
1086    //
1087    //--------------------------------------
1088    /**
1089     * The method returns false if the viking-chip was masked  
1090     * either apriori ,on the basis of the mask read from the DB,
1091     * or run-by-run, on the basis of the calibration parameters)
1092     * @param iv Tracker view (0-11)
1093     * @param ivk Viking-chip number (0-23)
1094     */
1095    Bool_t TrkLevel2::GetVKMask(int iv, int ivk){
1096        Int_t whichbit = (Int_t)pow(2,ivk);
1097        return (whichbit&VKmask[iv])!=0;    
1098    }
1099    /**
1100     * The method returns false if the viking-chip was masked  
1101     * for this event due to common-noise computation failure.
1102     * @param iv Tracker view (0-11)
1103     * @param ivk Viking-chip number (0-23)
1104     */
1105    Bool_t TrkLevel2::GetVKFlag(int iv, int ivk){
1106        Int_t whichbit = (Int_t)pow(2,ivk);
1107        return (whichbit&VKflag[iv])!=0;    
1108  }  }
1109    /**
1110     * The method returns true if the viking-chip was masked, either
1111     * forced (see TrkLevel2::GetVKMask(int,int)) or
1112     * for this event only (TrkLevel2::GetVKFlag(int,int)).
1113     * @param iv Tracker view (0-11)
1114     * @param ivk Viking-chip number (0-23)
1115     */
1116    Bool_t TrkLevel2::IsMaskedVK(int iv, int ivk){
1117        return !(GetVKMask(iv,ivk)&&GetVKFlag(iv,ivk) );
1118    };
1119    
1120  //--------------------------------------  //--------------------------------------
1121  //  //
1122  //  //
1123  //--------------------------------------  //--------------------------------------
1124  /**  /**
1125   * Fills a TrkLevel2 object with values from a struct cTrkLevel2 (to get data from F77 common).   * Fills a TrkLevel2 object with values from a struct cTrkLevel2 (to get data from F77 common).
1126     * Ref to Level1 data (clusters) is also set. If l1==NULL no references are set.
1127     * (NB It make sense to set references only if events are stored in a tree that contains also the Level1 branch)
1128   */   */
1129  void TrkLevel2::FillCommonVar(cTrkLevel2 *l2){  void TrkLevel2::SetFromLevel2Struct(cTrkLevel2 *l2, TrkLevel1 *l1){
1130    
1131    //    cout << "void TrkLevel2::SetFromLevel2Struct(cTrkLevel2 *l2, TrkLevel1 *l1)"<<endl;
1132        Clear();
1133    
1134  //  temporary objects:  //  temporary objects:
1135      TrkSinglet* t_singlet = new TrkSinglet();      TrkSinglet* t_singlet = new TrkSinglet();
1136      TrkTrack*   t_track   = new TrkTrack();      TrkTrack*   t_track   = new TrkTrack();
1137    
1138    //  -----------------
1139  //  general variables  //  general variables
1140      good2 = l2->good2;  //  -----------------
1141      for(Int_t i=0; i<12 ; i++){      for(Int_t i=0; i<12 ; i++){
1142          crc[i] = l2->crc[i];          good[i] = l2->good[i];
1143            VKmask[i]=0;
1144            VKflag[i]=0;
1145            for(Int_t ii=0; ii<24 ; ii++){
1146                Int_t setbit = (Int_t)pow(2,ii);
1147                if( l2->vkflag[ii][i]!=-1 )VKmask[i]=VKmask[i]|setbit;
1148                if( l2->vkflag[ii][i]!=0  )VKflag[i]=VKflag[i]|setbit;
1149            };
1150      };      };
1151    //  --------------
1152  //  *** TRACKS ***  //  *** TRACKS ***
1153    //  --------------
1154        if(!Track) Track = new TClonesArray("TrkTrack");
1155      TClonesArray &t = *Track;      TClonesArray &t = *Track;
1156    
1157      for(int i=0; i<l2->ntrk; i++){      for(int i=0; i<l2->ntrk; i++){
1158            t_track->seqno = i;// NBNBNBNB deve sempre essere = i
1159          t_track->image = l2->image[i]-1;          t_track->image = l2->image[i]-1;
1160          t_track->chi2  = l2->chi2_nt[i];          t_track->chi2  = l2->chi2_nt[i];
1161            t_track->nstep = l2->nstep_nt[i];
1162          for(int it1=0;it1<5;it1++){          for(int it1=0;it1<5;it1++){
1163              t_track->al[it1] = l2->al_nt[i][it1];              t_track->al[it1] = l2->al_nt[i][it1];
1164              for(int it2=0;it2<5;it2++)              for(int it2=0;it2<5;it2++)
1165                  t_track->coval[it1][it2] = l2->coval[i][it2][it1];                  t_track->coval[it1][it2] = l2->coval[i][it2][it1];
1166          };          };
1167          for(int ip=0;ip<6;ip++){          for(int ip=0;ip<6;ip++){
1168              t_track->xgood[ip]  = l2->xgood_nt[i][ip];              // ---------------------------------
1169              t_track->ygood[ip]  = l2->ygood_nt[i][ip];              // new implementation of xgood/ygood
1170                // ---------------------------------
1171                t_track->xgood[ip]  = l2->cltrx[i][ip]; //cluster ID
1172                t_track->ygood[ip]  = l2->cltry[i][ip]; //cluster ID
1173                t_track->xgood[ip] += 10000000*l2->ls[i][ip]; // ladder+sensor
1174                t_track->ygood[ip] += 10000000*l2->ls[i][ip]; // ladder+sensor
1175                if(l2->xbad[i][ip]>0)t_track->xgood[ip]=-t_track->xgood[ip];
1176                if(l2->ybad[i][ip]>0)t_track->ygood[ip]=-t_track->ygood[ip];
1177    //          if(l2->xbad[i][ip]>0 || l2->ybad[i][ip]>0){
1178    //          if(l2->dedx_x[i][ip]<0 || l2->dedx_y[i][ip]<0){
1179    //              cout << ip << " - "<< l2->cltrx[i][ip] << " "<<l2->cltry[i][ip]<<" "<<l2->ls[i][ip]<<endl;
1180    //              cout << ip << " - "<<t_track->xgood[ip]<<" "<<t_track->ygood[ip]<<endl;
1181    //              cout << ip << " - "<<t_track->GetClusterX_ID(ip)<<" "<<t_track->GetClusterY_ID(ip)<<" "<<t_track->GetLadder(ip)<<" "<<t_track->GetSensor(ip)<<endl;
1182    //              cout << ip << " - "<<t_track->BadClusterX(ip)<<" "<<t_track->BadClusterY(ip)<<endl;
1183    //              cout << ip << " - "<<t_track->SaturatedClusterX(ip)<<" "<<t_track->SaturatedClusterY(ip)<<endl;
1184    //          }
1185              t_track->xm[ip]     = l2->xm_nt[i][ip];              t_track->xm[ip]     = l2->xm_nt[i][ip];
1186              t_track->ym[ip]     = l2->ym_nt[i][ip];              t_track->ym[ip]     = l2->ym_nt[i][ip];
1187              t_track->zm[ip]     = l2->zm_nt[i][ip];              t_track->zm[ip]     = l2->zm_nt[i][ip];
1188              t_track->resx[ip]   = l2->resx_nt[i][ip];              t_track->resx[ip]   = l2->resx_nt[i][ip];
1189              t_track->resy[ip]   = l2->resy_nt[i][ip];              t_track->resy[ip]   = l2->resy_nt[i][ip];
1190                t_track->tailx[ip]  = l2->tailx[i][ip];
1191                t_track->taily[ip]  = l2->taily[i][ip];
1192              t_track->xv[ip]     = l2->xv_nt[i][ip];              t_track->xv[ip]     = l2->xv_nt[i][ip];
1193              t_track->yv[ip]     = l2->yv_nt[i][ip];              t_track->yv[ip]     = l2->yv_nt[i][ip];
1194              t_track->zv[ip]     = l2->zv_nt[i][ip];              t_track->zv[ip]     = l2->zv_nt[i][ip];
# Line 299  void TrkLevel2::FillCommonVar(cTrkLevel2 Line 1196  void TrkLevel2::FillCommonVar(cTrkLevel2
1196              t_track->ayv[ip]    = l2->ayv_nt[i][ip];              t_track->ayv[ip]    = l2->ayv_nt[i][ip];
1197              t_track->dedx_x[ip] = l2->dedx_x[i][ip];              t_track->dedx_x[ip] = l2->dedx_x[i][ip];
1198              t_track->dedx_y[ip] = l2->dedx_y[i][ip];              t_track->dedx_y[ip] = l2->dedx_y[i][ip];
1199                //-----------------------------------------------------
1200                //-----------------------------------------------------
1201                //-----------------------------------------------------
1202                //-----------------------------------------------------
1203          };          };
1204    //      if(t_track->IsSaturated())t_track->Dump();
1205          new(t[i]) TrkTrack(*t_track);          new(t[i]) TrkTrack(*t_track);
1206          t_track->Clear();          t_track->Clear();
1207      };      };
1208    
1209    //  ----------------
1210  //  *** SINGLETS ***  //  *** SINGLETS ***
1211    //  ----------------
1212        if(!SingletX)SingletX = new TClonesArray("TrkSinglet");
1213      TClonesArray &sx = *SingletX;      TClonesArray &sx = *SingletX;
1214      for(int i=0; i<l2->nclsx; i++){      for(int i=0; i<l2->nclsx; i++){
1215          t_singlet->plane    = l2->planex[i];          t_singlet->plane    = l2->planex[i];
1216          t_singlet->coord[0] = l2->xs[i][0];          t_singlet->coord[0] = l2->xs[i][0];
1217          t_singlet->coord[1] = l2->xs[i][1];          t_singlet->coord[1] = l2->xs[i][1];
1218          t_singlet->sgnl     = l2->signlxs[i];          t_singlet->sgnl     = l2->signlxs[i];
1219            //-----------------------------------------------------
1220    //      if(l1) t_singlet->cls      = l1->GetCluster(l2->clsx[i]-1);
1221            //-----------------------------------------------------
1222          new(sx[i]) TrkSinglet(*t_singlet);          new(sx[i]) TrkSinglet(*t_singlet);
1223          t_singlet->Clear();          t_singlet->Clear();
1224      }      }
1225        if(!SingletY)SingletY = new TClonesArray("TrkSinglet");
1226      TClonesArray &sy = *SingletY;      TClonesArray &sy = *SingletY;
1227      for(int i=0; i<l2->nclsy; i++){      for(int i=0; i<l2->nclsy; i++){
1228          t_singlet->plane    = l2->planey[i];          t_singlet->plane    = l2->planey[i];
1229          t_singlet->coord[0] = l2->ys[i][0];          t_singlet->coord[0] = l2->ys[i][0];
1230          t_singlet->coord[1] = l2->ys[i][1];          t_singlet->coord[1] = l2->ys[i][1];
1231          t_singlet->sgnl     = l2->signlys[i];          t_singlet->sgnl     = l2->signlys[i];
1232            //-----------------------------------------------------
1233    //      if(l1) t_singlet->cls      = l1->GetCluster(l2->clsy[i]-1);
1234            //-----------------------------------------------------
1235          new(sy[i]) TrkSinglet(*t_singlet);          new(sy[i]) TrkSinglet(*t_singlet);
1236          t_singlet->Clear();          t_singlet->Clear();
1237          };      };
1238            
1239        delete t_track;
1240        delete t_singlet;
1241    }
1242    /**
1243     * Fills a struct cTrkLevel2 with values from a TrkLevel2 object (to put data into a F77 common).
1244     */
1245    
1246    void TrkLevel2::GetLevel2Struct(cTrkLevel2 *l2) const {
1247      
1248    //  general variables
1249    //    l2->good2 = good2 ;
1250        for(Int_t i=0; i<12 ; i++){
1251    //      l2->crc[i] = crc[i];
1252                    l2->good[i] = good[i];
1253        };
1254    //  *** TRACKS ***
1255    
1256        if(Track){
1257            l2->ntrk              =  Track->GetEntries();    
1258            for(Int_t i=0;i<l2->ntrk;i++){
1259                l2->image[i] = 1 + ((TrkTrack *)Track->At(i))->image;
1260                l2->chi2_nt[i] =  ((TrkTrack *)Track->At(i))->chi2;
1261                l2->nstep_nt[i] =  ((TrkTrack *)Track->At(i))->nstep;
1262                for(int it1=0;it1<5;it1++){
1263                    l2->al_nt[i][it1] = ((TrkTrack *)Track->At(i))->al[it1];
1264                    for(int it2=0;it2<5;it2++)
1265                        l2->coval[i][it2][it1] = ((TrkTrack *)Track->At(i))->coval[it1][it2];
1266                };
1267                for(int ip=0;ip<6;ip++){
1268                    l2->xgood_nt[i][ip] = ((TrkTrack *)Track->At(i))->XGood(ip);
1269                    l2->ygood_nt[i][ip] = ((TrkTrack *)Track->At(i))->YGood(ip);
1270                    l2->xm_nt[i][ip]    = ((TrkTrack *)Track->At(i))->xm[ip];
1271                    l2->ym_nt[i][ip]    = ((TrkTrack *)Track->At(i))->ym[ip];
1272                    l2->zm_nt[i][ip]    = ((TrkTrack *)Track->At(i))->zm[ip];
1273                    l2->resx_nt[i][ip]  = ((TrkTrack *)Track->At(i))->resx[ip];
1274                    l2->resy_nt[i][ip]  = ((TrkTrack *)Track->At(i))->resy[ip];
1275                    l2->tailx[i][ip]  = ((TrkTrack *)Track->At(i))->tailx[ip];
1276                    l2->taily[i][ip]  = ((TrkTrack *)Track->At(i))->taily[ip];
1277                    l2->xv_nt[i][ip]    = ((TrkTrack *)Track->At(i))->xv[ip];
1278                    l2->yv_nt[i][ip]    = ((TrkTrack *)Track->At(i))->yv[ip];
1279                    l2->zv_nt[i][ip]    = ((TrkTrack *)Track->At(i))->zv[ip];
1280                    l2->axv_nt[i][ip]   = ((TrkTrack *)Track->At(i))->axv[ip];
1281                    l2->ayv_nt[i][ip]   = ((TrkTrack *)Track->At(i))->ayv[ip];
1282                    l2->dedx_x[i][ip]   = ((TrkTrack *)Track->At(i))->dedx_x[ip];
1283                    l2->dedx_y[i][ip]   = ((TrkTrack *)Track->At(i))->dedx_y[ip];
1284                };
1285            }
1286        }
1287    //  *** SINGLETS ***    
1288        if(SingletX){
1289            l2->nclsx              = SingletX->GetEntries();
1290            for(Int_t i=0;i<l2->nclsx;i++){
1291                l2->planex[i]  = ((TrkSinglet *)SingletX->At(i))->plane;
1292                l2->xs[i][0]   = ((TrkSinglet *)SingletX->At(i))->coord[0];
1293                l2->xs[i][1]   = ((TrkSinglet *)SingletX->At(i))->coord[1];
1294                l2->signlxs[i] = ((TrkSinglet *)SingletX->At(i))->sgnl;
1295            }
1296        }
1297    
1298        if(SingletY){
1299            l2->nclsy              = SingletY->GetEntries();
1300            for(Int_t i=0;i<l2->nclsy;i++){
1301                l2->planey[i]  = ((TrkSinglet *)SingletY->At(i))->plane;
1302                l2->ys[i][0]   = ((TrkSinglet *)SingletY->At(i))->coord[0];
1303                l2->ys[i][1]   = ((TrkSinglet *)SingletY->At(i))->coord[1];
1304                l2->signlys[i] = ((TrkSinglet *)SingletY->At(i))->sgnl;
1305            }
1306        }
1307  }  }
1308  //--------------------------------------  //--------------------------------------
1309  //  //
1310  //  //
1311  //--------------------------------------  //--------------------------------------
1312  void TrkLevel2::Clear(){  void TrkLevel2::Clear(){
     good2    = -1;  
1313      for(Int_t i=0; i<12 ; i++){      for(Int_t i=0; i<12 ; i++){
1314          crc[i] = -1;          good[i] = -1;
1315            VKflag[i] = 0;
1316            VKmask[i] = 0;
1317      };      };
1318      Track->RemoveAll();  //    if(Track)Track->Clear("C");
1319      SingletX->RemoveAll();  //    if(SingletX)SingletX->Clear("C");
1320      SingletY->RemoveAll();  //    if(SingletY)SingletY->Clear("C");
1321        if(Track)Track->Delete();
1322        if(SingletX)SingletX->Delete();
1323        if(SingletY)SingletY->Delete();
1324    }
1325    // //--------------------------------------
1326    // //
1327    // //
1328    // //--------------------------------------
1329    void TrkLevel2::Delete(){
1330            
1331    //    cout << "void TrkLevel2::Delete()"<<endl;
1332        Clear();
1333        if(Track)delete Track;
1334        if(SingletX)delete SingletX;
1335        if(SingletY)delete SingletY;
1336    
1337  }  }
1338  //--------------------------------------  //--------------------------------------
1339  //  //
# Line 344  void TrkLevel2::Clear(){ Line 1343  void TrkLevel2::Clear(){
1343   * Sort physical tracks and stores them in a TObjectArray, ordering by increasing chi**2 value (in case of track image, it selects the one with lower chi**2). The total number of physical tracks is given by GetNTracks() and the it-th physical track can be retrieved by means of the method GetTrack(int it).   * Sort physical tracks and stores them in a TObjectArray, ordering by increasing chi**2 value (in case of track image, it selects the one with lower chi**2). The total number of physical tracks is given by GetNTracks() and the it-th physical track can be retrieved by means of the method GetTrack(int it).
1344   * This method is overridden by PamLevel2::GetTracks(), where calorimeter and TOF information is used.   * This method is overridden by PamLevel2::GetTracks(), where calorimeter and TOF information is used.
1345   */   */
1346  TClonesArray *TrkLevel2::GetTracks(){  TRefArray *TrkLevel2::GetTracks_NFitSorted(){
1347    
1348      TClonesArray *sorted = new TClonesArray("TrkTrack");      if(!Track)return 0;
     TClonesArray &t = *Track;  
     TClonesArray &ts = *sorted;  
     int N=this->ntrk();  
     vector<int> m(N); for(int i=0; i<N; i++)m[i]=1;  
1349    
1350        TRefArray *sorted = new TRefArray();
1351            
1352        TClonesArray &t  = *Track;
1353    //    TClonesArray &ts = *PhysicalTrack;
1354        int N = ntrk();
1355        vector<int> m(N); for(int i=0; i<N; i++)m[i]=1;
1356    //      int m[50]; for(int i=0; i<N; i++)m[i]=1;
1357            
1358      int indo=0;      int indo=0;
1359      int indi=0;      int indi=0;
1360      while(N != 0){      while(N > 0){
1361          float chi2ref=1000000;  //    while(N != 0){
1362          for(int i=0; i<this->ntrk(); i++){          int nfit =0;
1363              if(((TrkTrack *)t[i])->chi2 < chi2ref && m[i]==1){          float chi2ref = numeric_limits<float>::max();
1364                  chi2ref = ((TrkTrack *)t[i])->chi2;                  
1365                  indi = i;          // first loop to search maximum num. of fit points
1366            for(int i=0; i < ntrk(); i++){
1367                if( ((TrkTrack *)t[i])->GetNtot() >= nfit && m[i]==1){
1368                    nfit =    ((TrkTrack *)t[i])->GetNtot();
1369              }              }
1370          }          }
1371          if( ((TrkTrack *)t[indi])->image != -1 ){          //second loop to search minimum chi2 among selected
1372            for(int i=0; i<ntrk(); i++){
1373                Float_t chi2 = ((TrkTrack *)t[i])->chi2;
1374                if(chi2 < 0) chi2 = -chi2*1000;
1375                if(    chi2 < chi2ref
1376                       && ((TrkTrack *)t[i])->GetNtot() == nfit
1377                       && m[i]==1){
1378                    chi2ref = ((TrkTrack *)t[i])->chi2;
1379                    indi = i;
1380                };
1381            };
1382            if( ((TrkTrack *)t[indi])->HasImage() ){
1383              m[((TrkTrack *)t[indi])->image] = 0;              m[((TrkTrack *)t[indi])->image] = 0;
1384              N--;              N--;
1385          }          
1386          new(ts[indo]) TrkTrack(*(TrkTrack*)t[indi]);  //          cout << "i** "<< ((TrkTrack *)t[indi])->image << " " << nfiti <<" "<<chi2i<<endl;
1387            };
1388            sorted->Add( (TrkTrack*)t[indi] );      
1389                    
1390          m[indi] = 0;          m[indi] = 0;
1391    //      cout << "SORTED "<< indo << " "<< indi << " "<< N << " "<<((TrkTrack *)t[indi])->image<<" "<<chi2ref<<endl;
1392          N--;              N--;    
1393          indo++;          indo++;
1394      }      }
1395        m.clear();
1396    //    cout << "GetTracks_NFitSorted(it): Done"<< endl;
1397    
1398      return sorted;      return sorted;
1399    //    return PhysicalTrack;
1400  }  }
1401  //--------------------------------------  //--------------------------------------
1402  //  //
# Line 389  TrkTrack *TrkLevel2::GetStoredTrack(int Line 1414  TrkTrack *TrkLevel2::GetStoredTrack(int
1414          cout << "                Stored tracks ntrk() = "<< this->ntrk() << endl;          cout << "                Stored tracks ntrk() = "<< this->ntrk() << endl;
1415          return 0;          return 0;
1416      }      }
1417        if(!Track){
1418            cout << "TrkTrack *TrkLevel2::GetStoredTrack(int is) >> (TClonesArray*) Track ==0 "<<endl;
1419        };
1420      TClonesArray &t = *(Track);      TClonesArray &t = *(Track);
1421      TrkTrack *track = (TrkTrack*)t[is];      TrkTrack *track = (TrkTrack*)t[is];
1422      return track;      return track;
# Line 398  TrkTrack *TrkLevel2::GetStoredTrack(int Line 1426  TrkTrack *TrkLevel2::GetStoredTrack(int
1426  //  //
1427  //--------------------------------------  //--------------------------------------
1428  /**  /**
1429     * Retrieves the is-th stored X singlet.
1430     * @param it Singlet number, ranging from 0 to nclsx().
1431     */
1432    TrkSinglet *TrkLevel2::GetSingletX(int is){
1433    
1434            if(is >= this->nclsx()){
1435                    cout << "** TrkLevel2 ** Singlet "<< is << "doen not exits! " << endl;
1436                    cout << "                Stored x-singlets nclsx() = "<< this->nclsx() << endl;
1437                    return 0;
1438            }
1439            if(!SingletX)return 0;
1440            TClonesArray &t = *(SingletX);
1441            TrkSinglet *singlet = (TrkSinglet*)t[is];
1442            return singlet;
1443    }
1444    //--------------------------------------
1445    //
1446    //
1447    //--------------------------------------
1448    /**
1449     * Retrieves the is-th stored Y singlet.
1450     * @param it Singlet number, ranging from 0 to nclsx().
1451     */
1452    TrkSinglet *TrkLevel2::GetSingletY(int is){
1453    
1454            if(is >= this->nclsy()){
1455                    cout << "** TrkLevel2 ** Singlet "<< is << "doen not exits! " << endl;
1456                    cout << "                Stored y-singlets nclsy() = "<< this->nclsx() << endl;
1457                    return 0;
1458            }
1459            if(!SingletY)return 0;
1460            TClonesArray &t = *(SingletY);
1461            TrkSinglet *singlet = (TrkSinglet*)t[is];
1462            return singlet;
1463    }
1464    //--------------------------------------
1465    //
1466    //
1467    //--------------------------------------
1468    /**
1469   * Retrieves the it-th "physical" track, sorted by the method GetNTracks().   * Retrieves the it-th "physical" track, sorted by the method GetNTracks().
1470   * @param it Track number, ranging from 0 to GetNTracks().   * @param it Track number, ranging from 0 to GetNTracks().
1471   */   */
1472    
1473  TrkTrack *TrkLevel2::GetTrack(int it){  TrkTrack *TrkLevel2::GetTrack(int it){
1474            
1475      if(it >= this->GetNTracks()){          if(it >= this->GetNTracks()){
1476          cout << "** TrkLevel2 ** Track "<< it << "does not exits! " << endl;                  cout << "** TrkLevel2 ** Track "<< it << "does not exits! " << endl;
1477          cout << "                Physical tracks GetNTracks() = "<< this->ntrk() << endl;                  cout << "                Physical tracks GetNTracks() = "<< this->ntrk() << endl;
1478          return 0;                  return 0;
1479      }          }
1480      TrkTrack *track = (TrkTrack*)(*(this->GetTracks()))[it];          
1481      return track;          TRefArray *sorted = GetTracks();  //TEMPORANEO  
1482            if(!sorted)return 0;
1483            TrkTrack *track = (TrkTrack*)sorted->At(it);
1484            sorted->Clear();
1485            delete sorted;
1486            return track;
1487  }  }
1488    /**
1489     * Give the number of "physical" tracks, sorted by the method GetTracks().
1490     */
1491    Int_t TrkLevel2::GetNTracks(){
1492                    
1493            Float_t ntot=0;
1494            if(!Track)return 0;
1495            TClonesArray &t = *Track;
1496            for(int i=0; i<ntrk(); i++) {    
1497                    if( ((TrkTrack *)t[i])->GetImageSeqNo() == -1 ) ntot+=1.;
1498                    else ntot+=0.5;
1499            }
1500            return (Int_t)ntot;
1501    
1502    };
1503  //--------------------------------------  //--------------------------------------
1504  //  //
1505  //  //
# Line 426  TrkTrack *TrkLevel2::GetTrackImage(int i Line 1515  TrkTrack *TrkLevel2::GetTrackImage(int i
1515          cout << "                Physical tracks GetNTracks() = "<< this->ntrk() << endl;          cout << "                Physical tracks GetNTracks() = "<< this->ntrk() << endl;
1516          return 0;          return 0;
1517      }      }
1518      TrkTrack *track = (TrkTrack*)(*(this->GetTracks()))[it];          
1519        TRefArray* sorted = GetTracks(); //TEMPORANEO
1520        if(!sorted)return 0;
1521        TrkTrack *track = (TrkTrack*)sorted->At(it);
1522            
1523      if(!track->HasImage()){      if(!track->HasImage()){
1524          cout << "** TrkLevel2 ** Track "<< it << "does not have image! " << endl;          cout << "** TrkLevel2 ** Track "<< it << "does not have image! " << endl;
1525          return 0;          return 0;
1526      }      }
1527        if(!Track)return 0;
1528      TrkTrack *image = (TrkTrack*)(*Track)[track->image];      TrkTrack *image = (TrkTrack*)(*Track)[track->image];
1529    
1530        sorted->Delete();
1531        delete sorted;
1532    
1533      return image;      return image;
1534            
1535  }  }
# Line 443  TrkTrack *TrkLevel2::GetTrackImage(int i Line 1541  TrkTrack *TrkLevel2::GetTrackImage(int i
1541   * Loads the magnetic field.   * Loads the magnetic field.
1542   * @param s Path of the magnetic-field files.   * @param s Path of the magnetic-field files.
1543   */   */
1544  void TrkLevel2::LoadField(TString s){  void TrkLevel2::LoadField(TString path){
1545      readb_(s.Data());  //
1546    //     strcpy(path_.path,path.Data());
1547    //     path_.pathlen = path.Length();
1548    //     path_.error   = 0;
1549    //     readb_();
1550    
1551        TrkParams::SetTrackingMode();
1552        TrkParams::SetPrecisionFactor();
1553        TrkParams::SetStepMin();
1554    
1555        TrkParams::Set(path,1);
1556        TrkParams::Load(1);
1557    
1558    //
1559    };
1560    // /**
1561    //  * Get BY (kGauss)
1562    //  * @param v (x,y,z) coordinates in cm
1563    //  */
1564    // float TrkLevel2::GetBX(float* v){
1565    //     float b[3];
1566    //     gufld_(v,b);
1567    //     return b[0]/10.;
1568    // }
1569    // /**
1570    //  * Get BY (kGauss)
1571    //  * @param v (x,y,z) coordinates in cm
1572    //  */
1573    // float TrkLevel2::GetBY(float* v){
1574    //     float b[3];
1575    //     gufld_(v,b);
1576    //     return b[1]/10.;
1577    // }
1578    // /**
1579    //  * Get BY (kGauss)
1580    //  * @param v (x,y,z) coordinates in cm
1581    //  */
1582    // float TrkLevel2::GetBZ(float* v){
1583    //     float b[3];
1584    //     gufld_(v,b);
1585    //     return b[2]/10.;
1586    // }
1587    //--------------------------------------
1588    //
1589    //
1590    //--------------------------------------
1591    /**
1592     * Get tracker-plane (mechanical) z-coordinate
1593     * @param plane_id plane index (1=TOP,2,3,4,5,6=BOTTOM)
1594     */
1595    Float_t TrkLevel2::GetZTrk(Int_t plane_id){
1596            switch(plane_id){
1597                    case 1: return ZTRK1;
1598                    case 2: return ZTRK2;
1599                    case 3: return ZTRK3;
1600                    case 4: return ZTRK4;
1601                    case 5: return ZTRK5;
1602                    case 6: return ZTRK6;
1603                    default: return 0.;
1604            };
1605  };  };
1606  //--------------------------------------  //--------------------------------------
1607  //  //
# Line 462  Trajectory::Trajectory(){ Line 1619  Trajectory::Trajectory(){
1619      thx = new float[npoint];      thx = new float[npoint];
1620      thy = new float[npoint];      thy = new float[npoint];
1621      tl = new float[npoint];      tl = new float[npoint];
1622      float dz = ((ZTRKUP)-(ZTRKDW))/(npoint-1);      float dz = ((ZTRK1)-(ZTRK6))/(npoint-1);
1623      for(int i=0; i<npoint; i++){      for(int i=0; i<npoint; i++){
1624          x[i] = 0;          x[i] = 0;
1625          y[i] = 0;          y[i] = 0;
1626          z[i] = (ZTRKUP) - i*dz;          z[i] = (ZTRK1) - i*dz;
1627          thx[i] = 0;          thx[i] = 0;
1628          thy[i] = 0;          thy[i] = 0;
1629          tl[i] = 0;          tl[i] = 0;
# Line 493  Trajectory::Trajectory(int n){ Line 1650  Trajectory::Trajectory(int n){
1650      thx = new float[npoint];      thx = new float[npoint];
1651      thy = new float[npoint];      thy = new float[npoint];
1652      tl = new float[npoint];      tl = new float[npoint];
1653      float dz = ((ZTRKUP)-(ZTRKDW))/(npoint-1);      float dz = ((ZTRK1)-(ZTRK6))/(npoint-1);
1654      for(int i=0; i<npoint; i++){      for(int i=0; i<npoint; i++){
1655          x[i] = 0;          x[i] = 0;
1656          y[i] = 0;          y[i] = 0;
1657          z[i] = (ZTRKUP) - i*dz;          z[i] = (ZTRK1) - i*dz;
1658          thx[i] = 0;          thx[i] = 0;
1659          thy[i] = 0;          thy[i] = 0;
1660          tl[i] = 0;          tl[i] = 0;
# Line 534  Trajectory::Trajectory(int n, float* zin Line 1691  Trajectory::Trajectory(int n, float* zin
1691      npoint=i;      npoint=i;
1692      if(npoint != n)cout << "NB! Trajectory created with "<<npoint<<" points"<<endl;      if(npoint != n)cout << "NB! Trajectory created with "<<npoint<<" points"<<endl;
1693  }  }
1694    void Trajectory::Delete(){
1695        
1696        if(x) delete [] x;
1697        if(y) delete [] y;
1698        if(z) delete [] z;
1699        if(thx) delete [] thx;
1700        if(thy) delete [] thy;
1701        if(tl) delete [] tl;
1702    
1703    }
1704  //--------------------------------------  //--------------------------------------
1705  //  //
1706  //  //
# Line 571  float Trajectory::GetLength(int ifirst, Line 1738  float Trajectory::GetLength(int ifirst,
1738      return l;      return l;
1739    
1740  }  }
1741    
1742    /**
1743     * Evaluates the trajectory in the apparatus associated to the track.
1744     * It integrates the equations of motion in the magnetic field. The magnetic field should be previously loaded ( by calling  TrkLevel2::LoadField() ), otherwise an error message is returned.  
1745     * @param t pointer to an object of the class Trajectory,
1746     * which z coordinates should be previously initialized by calling the proper constructor ( Trajectory::Trajectory(int n, float* zin) ).
1747     * @return error flag.
1748     */
1749    int Trajectory::DoTrack2(float* al){
1750    
1751        double *dxout   = new double[npoint];
1752        double *dyout   = new double[npoint];
1753        double *dthxout = new double[npoint];
1754        double *dthyout = new double[npoint];
1755        double *dtlout  = new double[npoint];
1756        double *dzin    = new double[npoint];
1757        double dal[5];
1758    
1759        int ifail = 0;
1760    
1761        for (int i=0; i<5; i++)      dal[i]  = (double)al[i];
1762        for (int i=0; i<npoint; i++) dzin[i] = (double)z[i];
1763    
1764        TrkParams::Load(1);
1765        if( !TrkParams::IsLoaded(1) ){
1766            cout << "int Trajectory::DoTrack2(float* al) --- ERROR --- m.field not loaded"<<endl;
1767            return 0;
1768        }
1769        dotrack2_(&(npoint),dzin,dxout,dyout,dthxout,dthyout,dtlout,dal,&ifail);
1770        
1771        for (int i=0; i<npoint; i++){
1772            x[i]   = (float)*dxout++;
1773            y[i]   = (float)*dyout++;
1774            thx[i] = (float)*dthxout++;
1775            thy[i] = (float)*dthyout++;
1776            tl[i]  = (float)*dtlout++;
1777        }
1778    
1779        return ifail;
1780    };
1781    
1782  ClassImp(TrkLevel2);  ClassImp(TrkLevel2);
1783  ClassImp(TrkSinglet);  ClassImp(TrkSinglet);
1784  ClassImp(TrkTrack);  ClassImp(TrkTrack);
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