/[PAMELA software]/DarthVader/TrackerLevel2/src/TrkLevel1.cpp
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Diff of /DarthVader/TrackerLevel2/src/TrkLevel1.cpp

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revision 1.21 by pam-fi, Wed Aug 22 07:03:45 2007 UTC revision 1.22 by pam-fi, Mon Aug 27 12:57:15 2007 UTC
# Line 17  extern "C" { Line 17  extern "C" {
17      float pfaeta3_(int*,float*);      float pfaeta3_(int*,float*);
18      float pfaeta4_(int*,float*);      float pfaeta4_(int*,float*);
19      float pfaetal_(int*,float*);      float pfaetal_(int*,float*);
20        int   npfastrips_(int*,float*);
21                    
22  }  }
23  //--------------------------------------  //--------------------------------------
# Line 95  void TrkCluster::Clear(){ Line 96  void TrkCluster::Clear(){
96   * strips, around maxs, having a significant signal.   * strips, around maxs, having a significant signal.
97   * @param nstrip   Maximum number of strips.   * @param nstrip   Maximum number of strips.
98   * @param cut      Inclusion cut ( s > cut*sigma ).   * @param cut      Inclusion cut ( s > cut*sigma ).
99     * @param force    Falg to force the PFA strip-inclusion pattern (nstrip>0)
100   * If nstrip<=0 only the inclusion cut is used to determine the cluster size.   * If nstrip<=0 only the inclusion cut is used to determine the cluster size.
101   */   */
102  Float_t TrkCluster::GetSignal(Int_t nstrip, Float_t cut){  Float_t TrkCluster::GetSignal(Int_t nstrip, Float_t cut, Bool_t force){
103            
104      if(CLlength<=0)return 0;      if(CLlength<=0)return 0;
105    
106      Float_t s = 0;      Float_t s = 0;
107            
108        //-----------------------------------
109        // inlcude strips with s > cut*sigma
110        //-----------------------------------
111    
112      if( nstrip<=0 ){      if( nstrip<=0 ){
113  //          for(Int_t is = 0; is < CLlength; is++){  //          for(Int_t is = 0; is < CLlength; is++){
114  //              Float_t scut = cut*clsigma[is];  //              Float_t scut = cut*clsigma[is];
# Line 121  Float_t TrkCluster::GetSignal(Int_t nstr Line 127  Float_t TrkCluster::GetSignal(Int_t nstr
127          return s;          return s;
128      };      };
129            
130        //---------------------------------------------------
131        // inlcude strips with s > cut*sigma, up to nstrip.
132        // strips are included in order of decreasing signal
133        //---------------------------------------------------
134        if( !force ){
135    
136            Int_t il = indmax;
137            Int_t ir = indmax;
138            Int_t inc = 0;
139            
140            if( clsignal[indmax] < cut*clsigma[indmax] ) return 0;
141            
142            while ( inc < nstrip ){
143                Float_t sl = -100000;
144                Float_t sr = -100000;
145                if( il >= 0       ) sl = clsignal[il];
146                if( ir < CLlength ) sr = clsignal[ir];
147                if( sl == sr && inc == 0 ){
148                    s += clsignal[il]; //cout << inc<<" - "<< clsignal[il]<<" "<<s<<endl;
149                    il--;
150                    ir++;
151                }else if ( sl >= sr && sl > cut*clsigma[il] && inc !=0 ){
152                    s += sl;//cout << inc<<" - "<< clsignal[il]<<" "<<s<<endl;
153                    il--;
154                }else if ( sl < sr && sr > cut*clsigma[ir] ){
155                    s += sr;//cout << inc<<" - " << clsignal[ir]<<" "<<s<<endl;
156                    ir++;
157                }else break;
158                
159                inc++;
160            }
161            return s;
162    
163        }else{
164        //---------------------------------------------------
165        // evaluate signal using a fixed number of strips,
166        // following the PFA inclusion patters
167        //---------------------------------------------------
168    //     --> signal of the central strip
169            Float_t sc = clsignal[indmax];
170    //     signal of adjacent strips
171            Float_t sl1 = -9999.;
172            Float_t sl2 = -9999.;
173            Float_t sr1 = -9999.;
174            Float_t sr2 = -9999.;
175            if(indmax-1>=0) sl1 = clsignal[indmax-1];
176            if(indmax-2>=0) sl2 = clsignal[indmax-2];
177            if(indmax+1<CLlength) sr1 = clsignal[indmax+1];
178            if(indmax+2<CLlength) sr2 = clsignal[indmax+2];
179    
180            if(nstrip==1){
181                s = sc;
182            }else if(nstrip==2){
183                if( sl1>sr1 && sl1+sc!=0 )s = (sl1+sc);
184                if( sl1<sr1 && sr1+sc!=0 )s = (sc+sr1);
185                if( sl1==sr1 && sl1 != -9999.){
186                    if( clsigma[indmax-1] < clsigma[indmax+1] &&  sl1+sc!=0 )s = (sl1+sc);
187                    if( clsigma[indmax-1] > clsigma[indmax+1] &&  sc+sr1!=0 )s = (sc+sr1);
188                }
189            }else if(nstrip==3){
190                s = (sl1+sc+sr1);
191            }else if(nstrip==4){
192                if( sl2>sr2 && sl2+sl1+sc+sr1!=0 )s = (sl2+sl1+sc+sr1);
193                if( sl2<sr2 && sl1+sc+sr1+sr2!=0 )s = (sl1+sc+sr1+sr2);
194                if( sl2==sr2 && sl2 != -9999.){
195                    if( clsigma[indmax-2] < clsigma[indmax+2] &&  sl2+sl1+sc+sr1!=0 )s = (sl2+sl1+sc+sr1);
196                    if( clsigma[indmax-2] > clsigma[indmax+2] &&  sl1+sc+sr1+sr2!=0 )s = (sl1+sc+sr1+sr2);
197                }
198            }else if(nstrip==5){
199                s = (sl1+sc+sr1);
200                if(sl2 != -9999.)s += sl2;
201                if(sr2 != -9999.)s += sr2;
202            }else{
203                cout << "Float_t TrkCluster::GetSignal("<<nstrip<<","<<cut<<","<<force<<")- not implemented"<<endl;  
204            }
205            
206      Int_t il = indmax;      }
     Int_t ir = indmax;  
     Int_t inc = 0;  
207    
208      if( clsignal[indmax] < cut*clsigma[indmax] ) return 0;      return 0.;
209    
     while ( inc < nstrip ){  
         Float_t sl = -100000;  
         Float_t sr = -100000;  
         if( il >= 0       ) sl = clsignal[il];  
         if( ir < CLlength ) sr = clsignal[ir];  
         if( sl == sr && inc == 0 ){  
             s += clsignal[il]; //cout << inc<<" - "<< clsignal[il]<<" "<<s<<endl;  
             il--;  
             ir++;  
         }else if ( sl >= sr && sl > cut*clsigma[il] && inc !=0 ){  
             s += sl;//cout << inc<<" - "<< clsignal[il]<<" "<<s<<endl;  
             il--;  
         }else if ( sl < sr && sr > cut*clsigma[ir] ){  
             s += sr;//cout << inc<<" - " << clsignal[ir]<<" "<<s<<endl;  
             ir++;  
         }else break;  
           
         inc++;  
     }  
     return s;  
210  };  };
211    
212    
# Line 401  Float_t TrkCluster::GetETA(Int_t neta, f Line 460  Float_t TrkCluster::GetETA(Int_t neta, f
460    
461      TrkParams::Load(4);      TrkParams::Load(4);
462      if( !TrkParams::IsLoaded(4) ){      if( !TrkParams::IsLoaded(4) ){
463          cout << "int Trajectory::DoTrack2(float* al) --- ERROR --- p.f.a. parameters  not loaded"<<endl;          cout << "Float_t TrkCluster::GetETA(Int_t neta, float angle, bool landi) --- ERROR --- p.f.a. parameters  not loaded"<<endl;
464          return 0;          return 0;
465      }      }
466    
# Line 413  Float_t TrkCluster::GetETA(Int_t neta, f Line 472  Float_t TrkCluster::GetETA(Int_t neta, f
472      else if(neta == 2          ) return pfaeta2_(&ic,&ax);      else if(neta == 2          ) return pfaeta2_(&ic,&ax);
473      else if(neta == 3          ) return pfaeta3_(&ic,&ax);      else if(neta == 3          ) return pfaeta3_(&ic,&ax);
474      else if(neta == 4          ) return pfaeta4_(&ic,&ax);      else if(neta == 4          ) return pfaeta4_(&ic,&ax);
475      else cout << "ETA"<<neta<<" not implemented\n";      else cout << "TrkCluster::GetETA("<<neta<<","<<angle<<","<<landi<<") not implemented\n";
476      return 0;      return 0;
477            
478  };  };
479    
480  /**  /**
481   * Evaluates the cluster position, in pitch units, relative to the strip with   * Evaluates the cluster position, in pitch unit, relative to the strip with
482   * the maximum signal (TrkCluster::maxs), by applying the PFA set as default (see TrkParams).   * the maximum signal (TrkCluster::maxs), by applying the PFA set as default (see TrkParams).
483   *  @param angle Projected (effective) angle between particle track and detector plane.   *  @param angle Projected (effective) angle between particle track and detector plane.
484   */   */
485  Float_t TrkCluster::GetPositionPU(float angle){  Float_t TrkCluster::GetPositionPU(float angle){
486    
487      if( TrkParams::GetPFA() == 0  )return GetETA(0,angle,false);      if     ( TrkParams::GetPFA() == 0  )return GetETA(0,angle,false);
488      if( TrkParams::GetPFA() == 1  )return 0.;      else if( TrkParams::GetPFA() == 2  )return GetETA(2,angle,false);
489      if( TrkParams::GetPFA() == 2  )return GetETA(2,angle,false);      else if( TrkParams::GetPFA() == 3  )return GetETA(3,angle,false);
490      if( TrkParams::GetPFA() == 3  )return GetETA(3,angle,false);      else if( TrkParams::GetPFA() == 4  )return GetETA(4,angle,false);
491      if( TrkParams::GetPFA() == 4  )return GetETA(4,angle,false);      else if( TrkParams::GetPFA() == 5  )return GetETA(0,angle,true);
492      if( TrkParams::GetPFA() == 5  )return GetETA(0,angle,true);      else if( TrkParams::GetPFA() == 10 )return GetCOG(0);
493      if( TrkParams::GetPFA() == 6  )return 0.;      else if( TrkParams::GetPFA() == 11 )return GetCOG(1);
494      if( TrkParams::GetPFA() == 7  )return 0.;      else if( TrkParams::GetPFA() == 12 )return GetCOG(2);
495      if( TrkParams::GetPFA() == 8  )return 0.;      else if( TrkParams::GetPFA() == 13 )return GetCOG(3);
496      if( TrkParams::GetPFA() == 9  )return 0.;      else if( TrkParams::GetPFA() == 14 )return GetCOG(4);
497      if( TrkParams::GetPFA() == 10 )return GetCOG(0);      else cout << "  TrkCluster::GetPositionPU(float "<<angle<<") -- WARNING -- PFA="<<TrkParams::GetPFA()<<" not implemented"<<endl;
     if( TrkParams::GetPFA() == 11 )return GetCOG(1);  
     if( TrkParams::GetPFA() == 12 )return GetCOG(2);  
     if( TrkParams::GetPFA() == 13 )return GetCOG(3);  
     if( TrkParams::GetPFA() == 14 )return GetCOG(4);  
498            
499      return 0.;      return 0.;
500            
501  }  }
502    
503    /**
504     * Give the number of strip used to evaluate the cluster coordinate
505     * according to the p.f.a.
506     * It returns 0 when the COG is used (in this case the number of strip used
507     * equals the multiplicity).
508     */
509    Int_t TrkCluster::GetPFAstrips(float angle){
510    
511        float ax = angle;
512        int ic = 1;
513        GetLevel1Struct();
514        return npfastrips_(&ic,&ax);
515    
516    }
517    
518  //--------------------------------------  //--------------------------------------
519  //  //
520  //  //
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