+++ /dev/null
-/**************************************************************************
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * *
- * Author: The ALICE Off-line Project. *
- * Contributors are mentioned in the code where appropriate. *
- * *
- * Permission to use, copy, modify and distribute this software and its *
- * documentation strictly for non-commercial purposes is hereby granted *
- * without fee, provided that the above copyright notice appears in all *
- * copies and that both the copyright notice and this permission notice *
- * appear in the supporting documentation. The authors make no claims *
- * about the suitability of this software for any purpose. It is *
- * provided "as is" without express or implied warranty. *
- **************************************************************************/
-/*
-$Log$
-Revision 1.9 2001/03/12 17:45:48 hristov
-Changes needed on Sun with CC 5.0
-
-Revision 1.8 2001/01/26 22:05:41 morsch
-Unresolved conflicts resolved.
-
-Revision 1.7 2001/01/26 21:54:46 morsch
-Use access functions to AliMUONHit member data.
-
-
-Revision 1.6 2001/01/26 20:00:53 hristov
-Major upgrade of AliRoot code
-
-Revision 1.4 2000/12/21 22:14:38 morsch
-Clean-up of coding rule violations.
-
-Revision 1.3 2000/10/02 21:28:09 fca
-Removal of useless dependecies via forward declarations
-
-Revision 1.2 2000/06/15 07:58:49 morsch
-Code from MUON-dev joined
-
-Revision 1.1.2.7 2000/06/09 22:06:29 morsch
-Some coding rule violations corrected. Will soon be obsolete.
-
-Revision 1.1.2.6 2000/05/02 07:15:29 morsch
-Put back TH1.h and TH2.h includes.
-
-Revision 1.1.2.5 2000/02/17 18:12:43 morsch
-Corrections in trackf_read_spoint causing segmentation violations in previous version (I. Chevrot)
-New histos (I. Chevrot)
-
-Revision 1.1.2.4 2000/02/15 18:01:08 morsch
-Log messages
-
-Revision 1.1.2.3 2000/02/15 17:59:01 morsch
-Log message added
-
-Revision 1.1.2.2 2000/02/15 18:54:56 morsch
-Reference between track contributing to reconstructed hit and particle corrected
-*/
-
-#include "AliCallf77.h"
-#include "AliMUONTrackReconstructor.h"
-#include "AliRun.h"
-#include "AliMUON.h"
-#include "AliMC.h"
-
-#include "AliMUONHit.h"
-#include "AliMUONPadHit.h"
-#include "AliMUONDigit.h"
-#include "AliMUONRawCluster.h"
-#include "AliMUONReconstHit.h"
-
-#include "AliPDG.h"
-
-#include <TRandom.h>
-#include <TFile.h>
-#include <TH1.h>
-#include <TH2.h>
-#include <TTree.h>
-#include <TParticle.h>
-#include <TMinuit.h>
-#include <iostream.h>
-
-#ifndef WIN32
-# define reco_init reco_init_
-# define cutpxz cutpxz_
-# define sigmacut sigmacut_
-# define xpreci xpreci_
-# define ypreci ypreci_
-# define reconstmuon reconstmuon_
-# define reconstmuon2 reconstmuon2_
-# define trackf_read_geant trackf_read_geant_
-# define trackf_read_fit trackf_read_fit_
-# define trackf_read_spoint trackf_read_spoint_
-# define chfill chfill_
-# define chfill2 chfill2_
-# define chf1 chf1_
-# define chfnt chfnt_
-# define hist_create hist_create_
-# define hist_closed hist_closed_
-# define rndm rndm_
-# define fcn fcn_
-# define trackf_fit trackf_fit_
-# define prec_fit prec_fit_
-# define fcnfit fcnfit_
-# define reco_term reco_term_
-#else
-# define reco_init RECO_INIT
-# define cutpxz CUTPXZ
-# define sigmacut SIGMACUT
-# define xpreci XPRECI
-# define ypreci YPRECI
-# define reconstmuon RECONSTMUON
-# define reconstmuon2 RECONSTMUON2
-# define trackf_read_geant TRACKF_READ_GEANT
-# define trackf_read_fit TRACKF_READ_FIT
-# define trackf_read_spoint TRACKF_READ_SPOINT
-# define chfill CHFILL
-# define chfill2 CHFILL2
-# define chf1 CHF1
-# define chfnt CHFNT
-# define hist_create HIST_CREATE
-# define hist_closed HIST_CLOSED
-# define rndm RNDM
-# define fcn FCN
-# define trackf_fit TRACKF_FIT
-# define prec_fit PREC_FIT
-# define fcnfit FCNFIT
-# define reco_term RECO_TERM
-#endif
-
-extern "C"
-{
-void type_of_call reco_init(Double_t &, Double_t &, Double_t &);
-void type_of_call reco_term();
-void type_of_call cutpxz(Double_t &);
-void type_of_call sigmacut(Double_t &);
-void type_of_call xpreci(Double_t &);
-void type_of_call ypreci(Double_t &);
-void type_of_call reconstmuon(Int_t &, Int_t &, Int_t &, Int_t &, Int_t &);
-void type_of_call reconstmuon2(Int_t &, Int_t &, Int_t &);
-void type_of_call trackf_read_fit(Int_t &, Int_t &, Int_t &, Int_t *, Double_t *, Double_t *);
-void type_of_call trackf_read_geant(Int_t *, Double_t *, Double_t *, Double_t *, Int_t *, Int_t *, Double_t *, Double_t *, Double_t *, Double_t *,Int_t &, Double_t *, Double_t *, Double_t *, Int_t &, Int_t &, Double_t *, Double_t *, Double_t *, Double_t *);
-void type_of_call trackf_read_spoint(Int_t *, Double_t *, Double_t *, Double_t *, Int_t *, Int_t *, Double_t *, Double_t *, Double_t *, Double_t *,Int_t &, Double_t *, Double_t *, Double_t *, Int_t &, Int_t &, Double_t *, Double_t *, Double_t *, Double_t *);
-void type_of_call chfill(Int_t &, Float_t &, Float_t &, Float_t &);
-void type_of_call chfill2(Int_t &, Float_t &, Float_t &, Float_t &);
-void type_of_call chf1(Int_t &, Float_t &, Float_t &);
-void type_of_call chfnt(Int_t &, Int_t &, Int_t *, Int_t *, Float_t *, Float_t *, Float_t *, Float_t *, Float_t *, Float_t *, Float_t *, Float_t *);
-void type_of_call hist_create();
-void type_of_call hist_closed();
-void type_of_call fcnf(Int_t &, Double_t *, Double_t &, Double_t *, Int_t);
-void type_of_call fcn(Int_t &, Double_t *, Double_t &, Double_t *, Int_t &, Int_t &);
-void type_of_call trackf_fit(Int_t &, Double_t *, Double_t *, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &);
-void type_of_call prec_fit(Double_t &, Double_t &, Double_t &, Double_t &, Double_t&, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &, Double_t &);
-void type_of_call fcnfitf(Int_t &, Double_t *, Double_t &, Double_t *, Int_t);
-void type_of_call fcnfit(Int_t &, Double_t *, Double_t &, Double_t *, Int_t &, Int_t &);
-Float_t type_of_call rndm() {return gRandom->Rndm();}
-void type_of_call fit_trace(Float_t &, Float_t &, Float_t &, Float_t &, Float_t &, Float_t &, Int_t &, Int_t &, Int_t &, Int_t &);
-}
-
-static TTree *gAliNtupleGlobal;
-static TFile *gAliFileGlobal;
-static TTree *gAliTreeK1;
-static TTree *gAliTrH1;
-static TClonesArray *gAliHits2; //List of hits for one track only
-static TClonesArray *gAliParticles2; //List of particles in the Kine tree
-
-
-// variables of the tracking ntuple
-struct {
- Int_t ievr; // number of event
- Int_t ntrackr; // number of tracks per event
- Int_t istatr[500]; // 1 = good muon, 2 = ghost, 0 = something else
- Int_t isignr[500]; // sign of the track
- Float_t pxr[500]; // x momentum of the reconstructed track
- Float_t pyr[500]; // y momentum of the reconstructed track
- Float_t pzr[500]; // z momentum of the reconstructed track
- Float_t zvr[500]; // z vertex
- Float_t chi2r[500]; // chi2 of the fit of the track with the field map
- Float_t pxv[500]; // x momentum at vertex
- Float_t pyv[500]; // y momentum at vertex
- Float_t pzv[500]; // z momentum at vertex
-} NtupleSt;
-
-ClassImp(AliMUONTrackReconstructor)
-
-//___________________________________________________
-AliMUONTrackReconstructor::AliMUONTrackReconstructor()
-{
-// Constructor
-//
- fSPxzCut = 3.0;
- fSSigmaCut = 4.0;
- fSXPrec = 0.01;
- fSYPrec = 0.144;
-}
-
-//_____________________________________________________________________________
-void AliMUONTrackReconstructor::Reconst2(Int_t &ifit, Int_t &idebug, Int_t &nev)
-{
-//
-//
- reconstmuon2(ifit,idebug,nev);
-}
-
-//_____________________________________________________________________________
-void AliMUONTrackReconstructor::Reconst(Int_t &ifit, Int_t &idebug, Int_t bgdEvent, Int_t &nev, Int_t &idres, Int_t &ireadgeant, Option_t *option,Text_t *filename)
-{
- //
- // open kine and hits tree of background file for reconstruction of geant hits
- // call tracking fortran program
- static Bool_t first=kTRUE;
- static TFile *pFile;
- const char *addBackground = strstr(option,"Add");
-
- if (addBackground ) { // only in case of background with geant hits
- if(first) {
- fFileName=filename;
- cout<<"filename "<<fFileName<<endl;
- pFile=new TFile(fFileName);
- cout<<"I have opened "<<fFileName<<" file "<<endl;
- gAliHits2 = new TClonesArray("AliMUONHit",1000);
- gAliParticles2 = new TClonesArray("TParticle",1000);
- first=kFALSE;
- }
- pFile->cd();
- if(gAliHits2) gAliHits2->Clear();
- if(gAliParticles2) gAliParticles2->Clear();
- if(gAliTrH1) delete gAliTrH1;
- gAliTrH1=0;
- if(gAliTreeK1) delete gAliTreeK1;
- gAliTreeK1=0;
- // Get Hits Tree header from file
- char treeName[20];
- sprintf(treeName,"TreeH%d",bgdEvent);
- gAliTrH1 = (TTree*)gDirectory->Get(treeName);
- // printf("gAliTrH1 %p of treename %s for event %d \n",gAliTrH1,treeName,bgdEvent);
- if (!gAliTrH1) {
- printf("ERROR: cannot find Hits Tree for event:%d\n",bgdEvent);
- }
- // set branch addresses
- TBranch *branch;
- char branchname[30];
- AliMUON *pMUON = (AliMUON*) gAlice->GetModule("MUON");
- sprintf(branchname,"%s",pMUON->GetName());
- if (gAliTrH1 && gAliHits2) {
- branch = gAliTrH1->GetBranch(branchname);
- if (branch) branch->SetAddress(&gAliHits2);
- }
- gAliTrH1->GetEntries();
- // get the Kine tree
- sprintf(treeName,"TreeK%d",bgdEvent);
- gAliTreeK1 = (TTree*)gDirectory->Get(treeName);
- if (!gAliTreeK1) {
- printf("ERROR: cannot find Kine Tree for event:%d\n",bgdEvent);
- }
- // set branch addresses
- if (gAliTreeK1)
- gAliTreeK1->SetBranchAddress("Particles", &gAliParticles2);
- gAliTreeK1->GetEvent(0);
-
- // get back to the first file
- TTree *treeK = gAlice->TreeK();
- TFile *file1 = 0;
- if (treeK) file1 = treeK->GetCurrentFile();
- file1->cd();
-
- } // end if addBackground
-
- // call tracking fortran program
- reconstmuon(ifit,idebug,nev,idres,ireadgeant);
-}
-
-//________________________________________________________________________________
-void AliMUONTrackReconstructor::Init(Double_t &seff, Double_t &sb0, Double_t &sbl3)
-{
- //
- // introduce in fortran program somme parameters and cuts for tracking
- // create output file "reconst.root" (histos + ntuple)
- cutpxz(fSPxzCut); // Pxz cut (GeV/c) to begin the track finding
- sigmacut(fSSigmaCut); // Number of sigmas delimiting the searching areas
- xpreci(fSXPrec); // Chamber precision in X (cm)
- ypreci(fSYPrec); // Chamber precision in Y (cm)
- reco_init(seff,sb0,sbl3);
-}
-
-//__________________________________________
-void AliMUONTrackReconstructor::FinishEvent()
-{
- // Finish
- // TTree *treeK = gAlice->TreeK();
- // TFile *file1 = 0;
- // if (treeK) file1 = treeK->GetCurrentFile();
- // file1->cd();
-}
-
-//_____________________________________
-void AliMUONTrackReconstructor::Close()
-{
- //
- // write histos and ntuple to "reconst.root" file
- reco_term();
-}
-
-//________________________________________________________
-void chfill(Int_t &id, Float_t &x, Float_t &y, Float_t &w)
-{
- //
- // fill histo like hfill in fortran
- char name[5];
- sprintf(name,"h%d",id);
- TH1F *h1 = (TH1F*) gDirectory->Get(name);
- h1->Fill(x);
-}
-
-//_________________________________________________________
-void chfill2(Int_t &id, Float_t &x, Float_t &y, Float_t &w)
-{
- //
- // fill histo like hfill2 in fortran
- char name[5];
- sprintf(name,"h%d",id);
- TH2F *h2 = (TH2F*) gDirectory->Get(name);
- h2->Fill(x,y,w);
-}
-
-//__________________________________________
-void chf1(Int_t &id, Float_t &x, Float_t &w)
-{
- //
- // fill histo like hf1 in fortran
- char name[5];
- sprintf(name,"h%d",id);
- TH1F *h1 = (TH1F*) gDirectory->Get(name);
- h1->Fill(x,w);
-}
-
-//_________________
-void hist_create()
-{
- //
- // Create an output file ("reconst.root")
- // Create some histograms and an ntuple
-
- gAliFileGlobal = new TFile("reconst.root","RECREATE","Ntuple - reconstruction");
-
- gAliNtupleGlobal = new TTree("ntuple","Reconst ntuple");
- gAliNtupleGlobal->Branch("ievr",&NtupleSt.ievr,"ievr/I");
- gAliNtupleGlobal->Branch("ntrackr",&NtupleSt.ntrackr,"ntrackr/I");
- gAliNtupleGlobal->Branch("istatr",&NtupleSt.istatr[0],"istatr[500]/I");
- gAliNtupleGlobal->Branch("isignr",&NtupleSt.isignr[0],"isignr[500]/I");
- gAliNtupleGlobal->Branch("pxr",&NtupleSt.pxr[0],"pxr[500]/F");
- gAliNtupleGlobal->Branch("pyr",&NtupleSt.pyr[0],"pyr[500]/F");
- gAliNtupleGlobal->Branch("pzr",&NtupleSt.pzr[0],"pzr[500]/F");
- gAliNtupleGlobal->Branch("zvr",&NtupleSt.zvr[0],"zvr[500]/F");
- gAliNtupleGlobal->Branch("chi2r",&NtupleSt.chi2r[0],"chi2r[500]/F");
- gAliNtupleGlobal->Branch("pxv",&NtupleSt.pxv[0],"pxv[500]/F");
- gAliNtupleGlobal->Branch("pyv",&NtupleSt.pyv[0],"pyv[500]/F");
- gAliNtupleGlobal->Branch("pzv",&NtupleSt.pzv[0],"pzv[500]/F");
-
- // test aliroot
-
- new TH1F("h100","particule id du hit geant",20,0.,20.);
- new TH1F("h101","position en x du hit geant",100,-200.,200.);
- new TH1F("h102","position en y du hit geant",100,-200.,200.);
- new TH1F("h103","chambre de tracking concernee",15,0.,14.);
- new TH1F("h104","moment ptot du hit geant",50,0.,100.);
- new TH1F("h105","px au vertex",50,0.,20.);
- new TH1F("h106","py au vertex",50,0.,20.);
- new TH1F("h107","pz au vertex",50,0.,20.);
- new TH1F("h108","position zv",50,-15.,15.);
- new TH1F("h109","position en x du hit reconstruit",100,-300.,300.);
- new TH1F("h110","position en y du hit reconstruit",100,-300.,300.);
- new TH1F("h111","delta x station 1",100,-0.3,0.3);
- new TH1F("h112","delta x station 2",100,-0.3,0.3);
- new TH1F("h113","delta x station 3",100,-0.3,0.3);
- new TH1F("h114","delta x station 4",100,-0.5,0.5);
- new TH1F("h115","delta x station 5",100,-0.5,0.5);
- new TH1F("h116","delta x station 1",100,-2,2);
- new TH1F("h117","delta x station 2",100,-2,2);
- new TH1F("h121","delta y station 1",100,-0.04,0.04);
- new TH1F("h122","delta y station 2",100,-0.04,0.04);
- new TH1F("h123","delta y station 3",100,-0.04,0.04);
- new TH1F("h124","delta y station 4",100,-0.04,0.04);
- new TH1F("h125","delta y station 5",100,-0.04,0.04);
-
- /* char hname[30];
- char hname1[30];
- for (int i=0;i<10;i++) {
- sprintf(hname,"deltax%d",i);
- sprintf(hname1,"h12%d",i);
- new TH1F(hname1,hname ,100,-0.4,0.4);
- sprintf(hname,"deltay%d",i);
- sprintf(hname1,"h13%d",i);
- new TH1F(hname1,hname ,100,-0.4,0.4);
- }
- */
- new TH2F("h2000","VAR X st. 5",30,3.0,183.0,100,0.,25.);
- new TH2F("h2001","VAR Y st. 5",30,3.0,183.0,100,0.,25.);
-
- new TH2F("h2500","P vs X HHIT",30,3.0,183.0,200,0.,200.);
- new TH2F("h2501","P vs X HHIT**2",30,3.0,183.0,200,0.,5000.);
- new TH2F("h2502","P vs X EPH2 st. 5",30,3.0,183.0,100,0.,0.000005);
- new TH2F("h2503","P vs X EAL2 st. 5",30,3.0,183.0,100,0.,0.01);
- //new TH2F("h2504","P vs X EXM2 st. 5",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2504","P vs X EXM2 st. 5",30,3.0,183.0,100,0.,0.1);
- new TH2F("h2505","P vs X EYM2 st. 5",30,3.0,183.0,100,0.,30.);
-
- new TH2F("h2507","P vs X EPH st. 5",30,3.0,183.0,100,0.,0.003);
- new TH2F("h2508","P vs X EAL st. 5",30,3.0,183.0,100,0.,0.3);
- //new TH2F("h2509","P vs X EXM st. 5",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2509","P vs X EXM st. 5",30,3.0,183.0,100,0.,0.4);
- new TH2F("h2510","P vs X EYM st. 5",30,3.0,183.0,100,0.,30.);
-
- new TH2F("h2511","P vs X EPH cut st. 5",30,3.0,183.0,100,0.,0.01);
- new TH2F("h2512","P vs X EAL cut st. 5",30,3.0,183.0,100,0.,0.3);
- //new TH2F("h2513","P vs X EXM cut st. 5",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2513","P vs X EXM cut st. 5",30,3.0,183.0,100,0.,0.4);
- new TH2F("h2514","P vs X EYM cut st. 5",30,3.0,183.0,100,0.,30.);
- // 4
- new TH2F("h2400","P vs X HHIT",30,3.0,183.0,200,0.,200.);
- new TH2F("h2401","P vs X HHIT**2",30,3.0,183.0,200,0.,5000.);
- new TH2F("h2402","P vs X EPH2 st. 4",30,3.0,183.0,100,0.,0.000005);
- new TH2F("h2403","P vs X EAL2 st. 4",30,3.0,183.0,100,0.,0.05);
- //new TH2F("h2404","P vs X EXM2 st. 4",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2404","P vs X EXM2 st. 4",30,3.0,183.0,100,0.,0.1);
- new TH2F("h2405","P vs X EYM2 st. 4",30,3.0,183.0,100,0.,30.);
-
- new TH2F("h2407","P vs X EPH st. 4",30,3.0,183.0,100,0.,0.003);
- new TH2F("h2408","P vs X EAL st. 4",30,3.0,183.0,100,0.,0.3);
- //new TH2F("h2409","P vs X EXM st. 4",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2409","P vs X EXM st. 4",30,3.0,183.0,100,0.,0.1);
- new TH2F("h2410","P vs X EYM st. 4",30,3.0,183.0,100,0.,30.);
-
- new TH2F("h2411","P vs X EPH cut st. 4",30,3.0,183.0,100,0.,0.01);
- new TH2F("h2412","P vs X EAL cut st. 4",30,3.0,183.0,100,0.,0.3);
- //new TH2F("h2413","P vs X EXM cut st. 4",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2413","P vs X EXM cut st. 4",30,3.0,183.0,100,0.,0.1);
- new TH2F("h2414","P vs X EYM cut st. 4",30,3.0,183.0,100,0.,30.);
- // 3
- new TH1F("h2301","P2",30,3.0,183.0);
- new TH2F("h2302","P2 vs X EPH2 st. 3",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2303","P2 vs X EAL2 st. 3",30,3.0,183.0,100,0.,0.0005);
- //new TH2F("h2304","P2 vs X EXM2 st. 3",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2304","P2 vs X EXM2 st. 3",30,3.0,183.0,100,0.,2.);
- new TH2F("h2305","P2 vs X EYM2 st. 3",30,3.0,183.0,100,0.,3.);
-
- new TH2F("h2307","P vs X EPH2 st. 3",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2308","P vs X EAL2 st. 3",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2309","P vs X EXM2 st. 3",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2309","P vs X EXM2 st. 3",30,3.0,183.0,100,0.,2.);
- new TH2F("h2310","P vs X EYM2 st. 3",30,3.0,183.0,100,0.,3.);
-
- new TH2F("h2311","P vs X EPH cut st. 3",30,3.0,183.0,100,0.,0.06);
- new TH2F("h2312","P vs X EAL cut st. 3",30,3.0,183.0,100,0.,0.05);
- //new TH2F("h2313","P vs X EXM cut st. 3",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2313","P vs X EXM cut st. 3",30,3.0,183.0,100,0.,6.);
- new TH2F("h2314","P vs X EYM cut st. 3",30,3.0,183.0,100,0.,7.);
-
- new TH2F("h2315","P2 vs X EPH cut st. 3",30,3.0,183.0,100,0.,0.06);
- new TH2F("h2316","P2 vs X EAL cut st. 3",30,3.0,183.0,100,0.,0.05);
- //new TH2F("h2317","P2 vs X EXM cut st. 3",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2317","P2 vs X EXM cut st. 3",30,3.0,183.0,100,0.,6.);
- new TH2F("h2318","P2 vs X EYM cut st. 3",30,3.0,183.0,100,0.,7.);
-
- // 2
- new TH1F("h2201","P2",30,3.0,183.0);
- new TH2F("h2202","P2 vs X EPH2 st. 2",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2203","P2 vs X EAL2 st. 2",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2204","P2 vs X EXM2 st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2204","P2 vs X EXM2 st. 2",30,3.0,183.0,100,0.,7.);
- new TH2F("h2205","P2 vs X EYM2 st. 2",30,3.0,183.0,100,0.,5.);
-
- new TH2F("h2207","P vs X EPH2 st. 2",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2208","P vs X EAL2 st. 2",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2209","P vs X EXM2 st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2209","P vs X EXM2 st. 2",30,3.0,183.0,100,0.,7.);
- new TH2F("h2210","P vs X EYM2 st. 2",30,3.0,183.0,100,0.,5.);
-
- new TH2F("h2211","P vs X EPH cut st. 2",30,3.0,183.0,100,0.,0.05);
- new TH2F("h2212","P vs X EAL cut st. 2",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2213","P vs X EXM cut st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2213","P vs X EXM cut st. 2",30,3.0,183.0,100,0.,11.);
- new TH2F("h2214","P vs X EYM cut st. 2",30,3.0,183.0,100,0.,10.);
-
- new TH2F("h2215","P2 vs X EPH cut st. 2",30,3.0,183.0,100,0.,0.05);
- new TH2F("h2216","P2 vs X EAL cut st. 2",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2217","P2 vs X EXM cut st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2217","P2 vs X EXM cut st. 2",30,3.0,183.0,100,0.,11.);
- new TH2F("h2218","P2 vs X EYM cut st. 2",30,3.0,183.0,100,0.,10.);
-
- // 1
- new TH2F("h2102","P2 vs X EPH2 st. 2",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2103","P2 vs X EAL2 st. 2",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2104","P2 vs X EXM2 st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2104","P2 vs X EXM2 st. 2",30,3.0,183.0,100,0.,7.);
- new TH2F("h2105","P2 vs X EYM2 st. 2",30,3.0,183.0,100,0.,7.);
-
- new TH2F("h2107","P vs X EPH2 st. 2",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2108","P vs X EAL2 st. 2",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2109","P vs X EXM2 st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2109","P vs X EXM2 st. 2",30,3.0,183.0,100,0.,7.);
- new TH2F("h2110","P vs X EYM2 st. 2",30,3.0,183.0,100,0.,7.);
-
- new TH2F("h2111","P vs X EPH cut st. 2",30,3.0,183.0,100,0.,0.1);
- new TH2F("h2112","P vs X EAL cut st. 2",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2113","P vs X EXM cut st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2113","P vs X EXM cut st. 2",30,3.0,183.0,100,0.,11.);
- new TH2F("h2114","P vs X EYM cut st. 2",30,3.0,183.0,100,0.,11.);
-
- new TH2F("h2115","P2 vs X EPH cut st. 2",30,3.0,183.0,100,0.,0.1);
- new TH2F("h2116","P2 vs X EAL cut st. 2",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2117","P2 vs X EXM cut st. 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2117","P2 vs X EXM cut st. 2",30,3.0,183.0,100,0.,11.);
- new TH2F("h2118","P2 vs X EYM cut st. 2",30,3.0,183.0,100,0.,11.);
-
- // 2,3,4,5
- new TH1F("h2701","P2 fit 2",30,3.0,183.0);
- new TH2F("h2702","P2 vs X EPH2 st. 1 fit 2",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2703","P2 vs X EAL2 st. 1 fit 2",30,3.0,183.0,100,0.,0.005);
- // new TH2F("h2704","P2 vs X EXM2 st. 1 fit 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2704","P2 vs X EXM2 st. 1 fit 2",30,3.0,183.0,100,0.,2.);
- new TH2F("h2705","P2 vs X EYM2 st. 1 fit 2",30,3.0,183.0,100,0.,3.);
-
- new TH2F("h2707","P vs X EPH2 st. 1 fit 2",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2708","P vs X EAL2 st. 1 fit 2",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2709","P vs X EXM2 st. 1 fit 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2709","P vs X EXM2 st. 1 fit 2",30,3.0,183.0,100,0.,2.);
- new TH2F("h2710","P vs X EYM2 st. 1 fit 2",30,3.0,183.0,100,0.,3.);
-
- new TH2F("h2711","P vs X EPH cut st. 1 fit 2",30,3.0,183.0,100,0.,0.07);
- new TH2F("h2712","P vs X EAL cut st. 1 fit 2",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2713","P vs X EXM cut st. 1 fit 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2713","P vs X EXM cut st. 1 fit 2",30,3.0,183.0,100,0.,6.);
- new TH2F("h2714","P vs X EYM cut st. 1 fit 2",30,3.0,183.0,100,0.,7.);
-
- new TH2F("h2715","P2 vs X EPH cut st. 1 fit 2",30,3.0,183.0,100,0.,0.07);
- new TH2F("h2716","P2 vs X EAL cut st. 1 fit 2",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2717","P2 vs X EXM cut st. 1 fit 2",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2717","P2 vs X EXM cut st. 1 fit 2",30,3.0,183.0,100,0.,6.);
- new TH2F("h2718","P2 vs X EYM cut st. 1 fit 2",30,3.0,183.0,100,0.,7.);
-
- // 1,3,4,5
- new TH1F("h2801","P2 fit 1",30,3.0,183.0);
- new TH2F("h2802","P2 vs X EPH2 st. 2 fit 1",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2803","P2 vs X EAL2 st. 2 fit 1",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2804","P2 vs X EXM2 st. 2 fit 1",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2804","P2 vs X EXM2 st. 2 fit 1",30,3.0,183.0,100,0.,2.);
- new TH2F("h2805","P2 vs X EYM2 st. 2 fit 1",30,3.0,183.0,100,0.,3.);
-
- new TH2F("h2807","P vs X EPH2 st. 2 fit 1",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h2808","P vs X EAL2 st. 2 fit 1",30,3.0,183.0,100,0.,0.005);
- //new TH2F("h2809","P vs X EXM2 st. 2 fit 1",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2809","P vs X EXM2 st. 2 fit 1",30,3.0,183.0,100,0.,2.);
- new TH2F("h2810","P vs X EYM2 st. 2 fit 1",30,3.0,183.0,100,0.,3.);
-
- new TH2F("h2811","P vs X EPH cut st. 2 fit 1",30,3.0,183.0,100,0.,0.05);
- new TH2F("h2812","P vs X EAL cut st. 2 fit 1",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2813","P vs X EXM cut st. 2 fit 1",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2813","P vs X EXM cut st. 2 fit 1",30,3.0,183.0,100,0.,5.);
- new TH2F("h2814","P vs X EYM cut st. 2 fit 1",30,3.0,183.0,100,0.,7.);
-
- new TH2F("h2815","P2 vs X EPH cut st. 2 fit 1",30,3.0,183.0,100,0.,0.05);
- new TH2F("h2816","P2 vs X EAL cut st. 2 fit 1",30,3.0,183.0,100,0.,0.2);
- //new TH2F("h2817","P2 vs X EXM cut st. 2 fit 1",30,3.0,183.0,100,0.,1.5);
- new TH2F("h2817","P2 vs X EXM cut st. 2 fit 1",30,3.0,183.0,100,0.,5.);
- new TH2F("h2818","P2 vs X EYM cut st. 2 fit 1",30,3.0,183.0,100,0.,7.);
-
-
- new TH2F("h1111","dx vs x station 1",30,-250.,250.,30,-0.5,0.5);
- new TH2F("h1112","dx vs x station 2",30,-250.,250.,30,-0.5,0.5);
- new TH2F("h1113","dx vs x station 3",30,-250.,250.,30,-0.5,0.5);
- new TH2F("h1114","dx vs x station 4",30,-250.,250.,30,-0.5,0.5);
- new TH2F("h1115","dx vs x station 5",30,-250.,250.,30,-0.5,0.5);
- new TH2F("h1121","dy vs y station 1",30,-250.,250.,30,-0.04,0.04);
- new TH2F("h1122","dy vs y station 2",30,-250.,250.,30,-0.04,0.04);
- new TH2F("h1123","dy vs y station 3",30,-250.,250.,30,-0.04,0.04);
- new TH2F("h1124","dy vs y station 4",30,-250.,250.,30,-0.04,0.04);
- new TH2F("h1125","dy vs y station 5",30,-250.,250.,30,-0.04,0.04);
-
- // fin de test
-
- new TH1F("h500","Acceptance en H st. 4",500,0.,500.);
- new TH1F("h600","Acceptance en H st. 5",500,0.,500.);
- new TH1F("h700","X vertex track found",200,-10.,10.);
- new TH1F("h701","Y vertex track found",200,-10.,10.);
- new TH1F("h800","Rap. muon gen.",100,0.,5.);
- new TH1F("h801","Rap. muon gen. recons.",100,0.,5.);
- new TH1F("h802","Rap. muon gen. ghost ",100,0.,5.);
- new TH1F("h900","Pt muon gen.",100,0.,20.);
- new TH1F("h901","Pt muon gen. recons.",100,0.,20.);
- new TH1F("h902","Pt muon gen. ghost",100,0.,20.);
- new TH1F("h910","phi muon gen.",100,-10.,10.);
- new TH1F("h911","phi muon gen. recons.",100,-10.,10.);
- new TH1F("h912","phi muon gen. ghost",100,-10.,10.);
- new TH2F("h1001","Y VS X hit st. 1",300,-300.,300.,300,-300.,300.);
- new TH2F("h1002","Y VS X hit st. 2",300,-300.,300.,300,-300.,300.);
- new TH2F("h1003","Y VS X hit st. 3",300,-300.,300.,300,-300.,300.);
- new TH2F("h1004","Y VS X hit st. 4",300,-300.,300.,300,-300.,300.);
- new TH2F("h1005","Y VS X hit st. 5",300,-300.,300.,300,-300.,300.);
- // Histos variance dans 4
- new TH2F("h11","VAR X st. 4",30,3.0,183.0,100,0.,2.);
- new TH2F("h12","VAR Y st. 4",30,3.0,183.0,100,0.,600.);
- new TH2F("h13","VAR PHI st. 4",30,3.0,183.0,100,0.,0.0001);
- new TH2F("h14","VAR ALM st. 4",30,3.0,183.0,100,0.,0.05);
- new TH1F("h15","P",30,3.0,183.0);
- new TH1F("h411","VAR X st. 4",100,-1.42,1.42);
- new TH1F("h412","VAR Y st. 4",100,-25.,25.);
- new TH1F("h413","VAR PHI st. 4",100,-0.01,0.01);
- new TH1F("h414","VAR ALM st. 4",100,-0.23,0.23);
- // histo2
- new TH2F("h211","histo2-VAR X st. 4",30,3.0,183.0,100,0.,2.);
- new TH2F("h212","histo2-VAR Y st. 4",30,3.0,183.0,100,0.,600.);
- new TH1F("h213","histo2-VAR X st. 4",100,-1.42,1.42);
- new TH1F("h214","histo2-VAR Y st. 4",100,-25.,25.);
- new TH1F("h215","histo2-P",30,3.0,183.0);
-
- // Histos variance dans 2
- new TH2F("h21","VAR X st. 2",30,3.0,183.0,100,0.,3.);
- new TH2F("h22","VAR Y st. 2",30,3.0,183.0,100,0.,7.);
- new TH2F("h23","VAR PHI st. 2",30,3.0,183.0,100,0.,0.006);
- new TH2F("h24","VAR ALM st. 2",30,3.0,183.0,100,0.,0.005);
- new TH1F("h25","P",30,3.0,183.0);
- new TH1F("h421","VAR X st. 2",100,-1.72,1.72);
- new TH1F("h422","VAR Y st. 2",100,-2.7,2.7);
- new TH1F("h423","VAR PHI st. 2",100,-0.08,0.08);
- new TH1F("h424","VAR ALM st. 2",100,-0.072,0.072);
- // histo2
- new TH2F("h221","histo2-VAR X st. 2",30,3.0,183.0,100,0.,3.);
- new TH2F("h222","histo2-VAR Y st. 2",30,3.0,183.0,100,0.,7.);
- new TH1F("h223","histo2-VAR X st. 2",100,-1.72,1.72);
- new TH1F("h224","histo2-VAR Y st. 2",100,-2.7,2.7);
- new TH1F("h225","histo2-P",30,3.0,183.0);
-
- // Histos variance dans 1
- new TH2F("h31","VAR X st. 1",30,3.0,183.0,100,0.,2.);
- new TH2F("h32","VAR Y st. 1",30,3.0,183.0,100,0.,0.5);
- new TH2F("h33","VAR PHI st. 1",30,3.0,183.0,100,0.,0.006);
- new TH2F("h34","VAR ALM st. 1",30,3.0,183.0,100,0.,0.005);
- new TH1F("h35","P",30,3.0,183.0);
- new TH1F("h431","VAR X st. 1",100,-1.42,1.42);
- new TH1F("h432","VAR Y st. 1",100,-0.72,0.72);
- new TH1F("h433","VAR PHI st. 1",100,-0.08,0.08);
- new TH1F("h434","VAR ALM st. 1",100,-0.072,0.072);
- // Histos variance dans 1
- new TH2F("h41","VAR X st. 1 fit 5,4,3,2,V",30,3.0,183.0,100,0.,4.);
- new TH2F("h42","VAR Y st. 1 fit 5,4,3,2,V",30,3.0,183.0,100,0.,20.);
- new TH2F("h43","VAR PHI st. 1 fit 5,4,3,2,V",30,3.0,183.0,100,0.,0.005);
- new TH2F("h44","VAR ALM st. 1 fit 5,4,3,2,V",30,3.0,183.0,100,0.,0.005);
- new TH1F("h45","P",30,3.0,183.0);
- new TH1F("h441","VAR X st. 1 fit 5,4,3,2,V",100,-2.,2.);
- new TH1F("h442","VAR Y st. 1 fit 5,4,3,2,V",100,-4.5,4.5);
- new TH1F("h443","VAR PHI st. 1 fit 5,4,3,2,V",100,-0.072,0.072);
- new TH1F("h444","VAR ALM st. 1 fit 5,4,3,2,V",100,-0.072,0.072);
- // histo2
- new TH2F("h241","histo2-VAR X st. 1 fit 5,4,3,2,V",30,3.0,183.0,100,0.,4.);
- new TH2F("h242","histo2-VAR Y st. 1 fit 5,4,3,2,V",30,3.0,183.0,100,0.,20.);
- new TH1F("h243","histo2-VAR X st. 1 fit 5,4,3,2,V",100,-2.,2.);
- new TH1F("h244","histo2-VAR Y st. 1 fit 5,4,3,2,V",100,-4.5,4.5);
- new TH1F("h245","histo2-P",30,3.0,183.0);
-
- // Histos variance dans 2
- new TH2F("h51","VAR X st. 2 fit 5,4,3,1,V",30,3.0,183.0,100,0.,0.5);
- new TH2F("h52","VAR Y st. 2 fit 5,4,3,1,V",30,3.0,183.0,100,0.,2.);
- new TH2F("h53","VAR PHI st. 2 fit 5,4,3,1,V",30,3.0,183.0,100,0.,0.005);
- new TH2F("h54","VAR ALM st. 2 fit 5,4,3,1,V",30,3.0,183.0,100,0.,0.01);
- new TH1F("h55","P",30,3.0,183.0);
- new TH1F("h451","VAR X st. 2 fit 5,4,3,1,V",100,-0.72,0.72);
- new TH1F("h452","VAR Y st. 2 fit 5,4,3,1,V",100,-1.42,1.42);
- new TH1F("h453","VAR PHI st. 2 fit 5,4,3,1,V",100,-0.072,0.072);
- new TH1F("h454","VAR ALM st. 2 fit 5,4,3,1,V",100,-0.1,0.1);
- new TH1F("h999","PTOT",30,3.0,183.0);
- // histo2
- new TH2F("h251","histo2-VAR X st. 2 fit 5,4,3,1,V",30,3.0,183.0,100,0.,0.5);
- new TH2F("h252","histo2-VAR Y st. 2 fit 5,4,3,1,V",30,3.0,183.0,100,0.,2.);
- new TH1F("h253","histo2-VAR X st. 2 fit 5,4,3,1,V",100,-0.72,0.72);
- new TH1F("h254","histo2-VAR Y st. 2 fit 5,4,3,1,V",100,-1.42,1.42);
- new TH1F("h255","histo2-P",30,3.0,183.0);
- // Histos variance dans 3
- new TH2F("h61","VAR X st. 3 fit 4,5,V",30,3.0,183.0,100,0.,5.);
- new TH2F("h62","VAR Y st. 3 fit 4,5,V",30,3.0,183.0,100,0.,2.);
- new TH2F("h63","VAR PHI st. 3 fit 4,5,V",30,3.0,183.0,100,0.,0.0006);
- new TH2F("h64","VAR ALM st. 3 fit 4,5,V",30,3.0,183.0,100,0.,0.0006);
- new TH1F("h65","P",30,3.0,183.0);
- new TH1F("h461","VAR X st. 3 fit 4,5,V",100,-2.25,2.25);
- new TH1F("h462","VAR Y st. 3 fit 4,5,V",100,-1.42,1.42);
- new TH1F("h463","VAR PHI st. 3 fit 4,5,V",100,-0.024,0.024);
- new TH1F("h464","VAR ALM st. 3 fit 4,5,V",100,-0.024,0.024);
- // histo2
- new TH2F("h261","histo2-VAR X st. 3 fit 4,5,V",30,3.0,183.0,100,0.,5.);
- new TH2F("h262","histo2-VAR Y st. 3 fit 4,5,V",30,3.0,183.0,100,0.,2.);
- new TH1F("h263","histo2-VAR X st. 3 fit 4,5,V",100,-2.25,2.25);
- new TH1F("h264","histo2-VAR Y st. 3 fit 4,5,V",100,-1.42,1.42);
- new TH1F("h265","Phisto2-",30,3.0,183.0);
- // Histos dx,dy distribution between chambers inside stations
- new TH1F("h71","DX in st. ID-70",100,-5.,5.);
- new TH1F("h81","DY in st. ID-80",100,-5.,5.);
- new TH1F("h72","DX in st. ID-70",100,-5.,5.);
- new TH1F("h82","DY in st. ID-80",100,-5.,5.);
- new TH1F("h73","DX in st. ID-70",100,-5.,5.);
- new TH1F("h83","DY in st. ID-80",100,-5.,5.);
- new TH1F("h74","DX in st. ID-70",100,-5.,5.);
- new TH1F("h84","DY in st. ID-80",100,-5.,5.);
- new TH1F("h75","DX in st. ID-70",100,-5.,5.);
- new TH1F("h85","DY in st. ID-80",100,-5.,5.);
-}
-
-//_____________________________________________________________________________
-void chfnt(Int_t &ievr, Int_t &ntrackr, Int_t *istatr, Int_t *isignr, Float_t *pxr, Float_t *pyr, Float_t *pzr, Float_t *zvr, Float_t *chi2r, Float_t *pxv, Float_t *pyv, Float_t *pzv)
-{
- //
- // fill the ntuple
- NtupleSt.ievr = ievr;
- NtupleSt.ntrackr = ntrackr;
- for (Int_t i=0; i<500; i++) {
- NtupleSt.istatr[i] = istatr[i];
- NtupleSt.isignr[i] = isignr[i];
- NtupleSt.pxr[i] = pxr[i];
- NtupleSt.pyr[i] = pyr[i];
- NtupleSt.pzr[i] = pzr[i];
- NtupleSt.zvr[i] = zvr[i];
- NtupleSt.chi2r[i] = chi2r[i];
- NtupleSt.pxv[i] = pxv[i];
- NtupleSt.pyv[i] = pyv[i];
- NtupleSt.pzv[i] = pzv[i];
- }
- gAliNtupleGlobal->Fill();
-}
-
-//________________
-void hist_closed()
-{
- //
- // write histos and ntuple to "reconst.root" file
- gAliFileGlobal->Write();
-}
-
-//________________________________________________________________________
-void trackf_read_fit(Int_t &ievr, Int_t &nev, Int_t &nhittot1, Int_t *izch, Double_t *xgeant, Double_t *ygeant)
-{
-
- // introduce aliroot variables in fortran common
- // tracking study from geant hits
- //
-
- AliMUON *pMUON = (AliMUON*) gAlice->GetModule("MUON");
- TTree *treeH = gAlice->TreeH();
- Int_t ntracks = (Int_t)treeH->GetEntries();
- cout<<"ntrack="<<ntracks<<endl;
-
- nhittot1 = 0;
-
-// Loop over tracks
- for (Int_t track=0; track<ntracks;track++) {
- gAlice->ResetHits();
- treeH->GetEvent(track);
-
- if (pMUON) {
-
-// Loop over hits
- for(AliMUONHit* mHit=(AliMUONHit*)pMUON->FirstHit(-1);
- mHit;
- mHit=(AliMUONHit*)pMUON->NextHit())
- {
- if (mHit->Chamber() > 10) continue;
- Int_t ftrack = mHit->Track();
- Int_t id = gAlice->Particle(ftrack)->GetPdgCode();
-
- if (id==kMuonPlus||id==kMuonMinus) {
- xgeant[nhittot1] = mHit->Y();
- ygeant[nhittot1] = mHit->X();
- izch[nhittot1] = mHit->Chamber();
-// printf("id %d ch %d x %f y %f\n",id,izch[nhittot1],xgeant[nhittot1],ygeant[nhittot1]);
- nhittot1++;
- }
- } // hit loop
- } // if pMUON
- } // track loop
-
- ievr=nev;
- gAliFileGlobal->cd();
-}
-
-//______________________________________________________________________________
-void trackf_read_geant(Int_t *itypg, Double_t *xtrg, Double_t *ytrg, Double_t *ptotg, Int_t *idg, Int_t *izch, Double_t *pvert1g, Double_t *pvert2g, Double_t *pvert3g, Double_t *zvertg, Int_t &nhittot1, Double_t *cx, Double_t *cy, Double_t *cz, Int_t &ievr,Int_t &nev,Double_t *xgeant, Double_t *ygeant, Double_t *clsize1, Double_t *clsize2)
-{
- //
- // introduce aliroot variables in fortran common
- // tracking study from geant hits
- //
-
- AliMUON *pMUON = (AliMUON*) gAlice->GetModule("MUON");
-
- // TTree *treeK = gAlice->TreeK();
- TTree *treeH = gAlice->TreeH();
- Int_t ntracks = (Int_t)treeH->GetEntries();
- cout<<"ntrack="<<ntracks<<endl;
-
- Int_t maxidg = 0;
- Int_t nres=0;
-
-//
-// Loop over tracks
-//
-
- for (Int_t track=0; track<ntracks;track++) {
- gAlice->ResetHits();
- treeH->GetEvent(track);
-
- if (pMUON) {
-//
-// Loop over hits
-//
- for(AliMUONHit* mHit=(AliMUONHit*)pMUON->FirstHit(-1);
- mHit;
- mHit=(AliMUONHit*)pMUON->NextHit())
- {
- if (maxidg<=20000) {
-
- if (mHit->Chamber() > 10) continue;
- TParticle *particle;
- Int_t ftrack = mHit->Track();
- Int_t id = gAlice->Particle(ftrack)->GetPdgCode();
-
-// if (id==kMuonPlus||id==kMuonMinus) {
-
- // inversion de x et y car le champ est inverse dans le programme tracking
- xtrg[maxidg] = 0;
- ytrg[maxidg] = 0;
- xgeant[maxidg] = mHit->Y(); // x-pos of hit
- ygeant[maxidg] = mHit->X(); // y-pos of hit
- clsize1[maxidg] = 0; // cluster size on 1-st cathode
- clsize2[maxidg] = 0; // cluster size on 2-nd cathode
- cx[maxidg] = mHit->Py(); // Px of hit
- cy[maxidg] = mHit->Px(); // Py of hit
- cz[maxidg] = mHit->Pz(); // Pz of hit
- izch[maxidg] = mHit->Chamber();
- /*
- Int_t pdgtype = Int_t(mHit->fParticle); // particle number
- itypg[maxidg] = gMC->IdFromPDG(pdgtype);
- */
- itypg[maxidg] = 0;
- if (id==kMuonPlus) itypg[maxidg] = 5;
- if (id==kMuonMinus) itypg[maxidg] = 6;
-
- //printf("ich, itypg[maxidg] %d %d\n",izch[maxidg],itypg[maxidg]);
-
- ptotg[maxidg] = mHit->Momentum(); // P of hit
-
- particle = gAlice->Particle(ftrack);
- Float_t thet = particle->Theta();
- thet = thet*180./3.1416;
-
- //cout<<"chambre "<<izch[maxidg]<<" ptot="<<ptotg[maxidg]<<" theta="<<thet<<" phi="<<mHit->fPhi<<" z="<<zz<<endl;
-
- Int_t iparent = particle->GetFirstMother();
- if (iparent >= 0) {
- Int_t ip;
- while(1) {
- ip=gAlice->Particle(iparent)->GetFirstMother();
- if (ip < 0) {
- break;
- } else {
- iparent = ip;
- }
- }
- }
- //printf("iparent - %d\n",iparent);
- Int_t id1 = ftrack; // numero de la particule generee au vertex
- Int_t idum = track+1;
- Int_t id2 = gAlice->Particle(iparent)->GetPdgCode();
-
- if (id2==443) id2=114;
- else id2=116;
-
- if (id2==116) {
- nres++;
- }
- //printf("id2 %d\n",id2);
- idg[maxidg] = 30000*id1+10000*idum+id2;
-
- pvert1g[maxidg] = particle->Py(); // Px vertex
- pvert2g[maxidg] = particle->Px(); // Py vertex
- pvert3g[maxidg] = particle->Pz(); // Pz vertex
- zvertg[maxidg] = particle->Vz(); // z vertex
-
- // cout<<"x="<<xgeant[maxidg]<<endl;
- //cout<<"y="<<ygeant[maxidg]<<endl;
- //cout<<"typ="<<itypg[maxidg]<<endl;
-
- maxidg ++;
-
- }
- }
- } // hit loop
-// } // if pMUON
- } // track loop first file
-
- if (gAliTrH1 && gAliHits2 ) { // if background file
- ntracks =(Int_t)gAliTrH1->GetEntries();
- printf("Trackf_read - 2-nd file - ntracks %d\n",ntracks);
-
- // Loop over tracks
- for (Int_t track=0; track<ntracks; track++) {
-
- if (gAliHits2) gAliHits2->Clear();
- gAliTrH1->GetEvent(track);
-
- // Loop over hits
- AliMUONHit *mHit;
- for (int i=0;i<gAliHits2->GetEntriesFast();i++)
- {
- mHit=(AliMUONHit*) (*gAliHits2)[i];
- if (mHit->Chamber() > 10) continue;
- if (maxidg<=20000) {
-
- // inversion de x et y car le champ est inverse dans le programme tracking !!!!
- xtrg[maxidg] = 0; // only for reconstructed point
- ytrg[maxidg] = 0; // only for reconstructed point
- xgeant[maxidg] = mHit->Y(); // x-pos of hit
- ygeant[maxidg] = mHit->X(); // y-pos of hit
- clsize1[maxidg] = 0; // cluster size on 1-st cathode
- clsize2[maxidg] = 0; // cluster size on 2-nd cathode
- cx[maxidg] = mHit->Py(); // Px of hit
- cy[maxidg] = mHit->Px(); // Py of hit
- cz[maxidg] = mHit->Pz(); // Pz of hit
- izch[maxidg] = mHit->Chamber(); // chamber number
- ptotg[maxidg] = mHit->Momentum(); // P of hit
-
- Int_t ftrack = mHit->Track();
- Int_t id1 = ftrack; // track number
- Int_t idum = track+1;
-
- TClonesArray *fPartArray = gAliParticles2;
-// TParticle *Part=NULL;
- Int_t id = ((TParticle*) fPartArray->UncheckedAt(ftrack))->GetPdgCode();
- if (id==kMuonPlus||id==kMuonMinus) {
- if (id==kMuonPlus) itypg[maxidg] = 5;
- else itypg[maxidg] = 6;
- } else itypg[maxidg]=0;
-
- Int_t id2=0; // set parent to 0 for background !!
- idg[maxidg] = 30000*id1+10000*idum+id2;
-
-
- pvert1g[maxidg] = 0; // Px vertex
- pvert2g[maxidg] = 0; // Py vertex
- pvert3g[maxidg] = 0; // Pz vertex
- zvertg[maxidg] = 0; // z vertex
- maxidg ++;
-
- } // check limits (maxidg)
- } // hit loop
- } // track loop
- } // if gAliTrH1
-
- ievr = nev;
- nhittot1 = maxidg ;
- cout<<"nhittot1="<<nhittot1<<endl;
-
- static Int_t nbres=0;
- if (nres>=19) nbres++;
- printf("nres, nbres %d %d \n",nres,nbres);
-
- gAliFileGlobal->cd();
-
-}
-
-//________________________________________________________________________
-void trackf_read_spoint(Int_t *itypg, Double_t *xtrg, Double_t *ytrg, Double_t *ptotg, Int_t *idg, Int_t *izch, Double_t *pvert1g, Double_t *pvert2g, Double_t *pvert3g, Double_t *zvertg, Int_t &nhittot1, Double_t *cx, Double_t *cy, Double_t *cz, Int_t &ievr,Int_t &nev,Double_t *xgeant, Double_t *ygeant,Double_t *clsize1, Double_t *clsize2)
-
-{
- //
- // introduce aliroot variables in fortran common
- // tracking study from reconstructed points
- //
- AliMUON *pMUON = (AliMUON*) gAlice->GetModule("MUON");
-
- cout<<"numero de l'evenement "<<nev<<endl;
-
- TTree *treeR = gAlice->TreeR();
- Int_t nent=(Int_t)treeR->GetEntries();
- if (nev < 10)
- printf("Found %d entries in the tree (must be one per cathode per event! + 1empty)\n",
- nent);
-//
-
- Int_t mult1, mult2;
-
- if (pMUON) {
- Int_t mpoi=0;
- for (Int_t ich=0;ich<10;ich++) {
- printf("chambre %d\n",ich+1);
- TClonesArray *reconstPoints = pMUON->RawClustAddress(ich);
-
- pMUON->ResetRawClusters();
- treeR->GetEvent(nent-1);
- Int_t npoints = (Int_t) reconstPoints->GetEntries();
- if (!npoints) continue;
- printf("\n ch %d npoints = %d\n",ich+1,npoints);
- // Loop over reconstruted points
- for (Int_t ipoi=0; ipoi<npoints; ipoi++) {
- printf(" point %d\n",ipoi);
- AliMUONRawCluster* point =
- (AliMUONRawCluster*) reconstPoints->UncheckedAt(ipoi);
-
- mult1=point->fMultiplicity[0];
- mult2=point->fMultiplicity[1];
- xtrg[mpoi]=(Double_t) point->fY[0];
- ytrg[mpoi]=(Double_t) point->fX[0];
- izch[mpoi]=ich+1;
- Int_t itrack = point->fTracks[1];
- Int_t ihit = point->fTracks[0];
- xgeant[mpoi] = 0;
- ygeant[mpoi] = 0;
- clsize1[mpoi] = mult1;
- clsize2[mpoi] = mult2;
- Int_t id1, id2, idum;
- id1=id2=idum=-1;
- itypg[mpoi]=0;
- ihit = ihit-1;
- if (ihit >=0 && itrack >=0) {
- gAlice->ResetHits();
- gAlice->TreeH()->GetEvent(itrack);
- TClonesArray *pMUONhits = pMUON->Hits();
- AliMUONHit* mHit;
- mHit=(AliMUONHit*) (pMUONhits->UncheckedAt(ihit));
- Int_t id = (Int_t) mHit->Particle();
- xgeant[mpoi] = mHit->Y();
- ygeant[mpoi] = mHit->X();
- if (id == kMuonPlus) itypg[mpoi]=5;
- if (id == kMuonMinus) itypg[mpoi]=6;
- TParticle *particle;
- particle = gAlice->Particle(mHit->Track());
- TParticle* particleM=gAlice->Particle(particle->GetFirstMother());
- Int_t iparent=particleM->GetPdgCode();
- printf("\n Particle Id:%d %d \n", id, iparent);
- if (iparent == 443) id2=114;
- if (iparent == 553) id2=116;
- }
- id1=itrack;
- idum=itrack+1;
- idg[mpoi] = 30000*id1+10000*idum+id2;
- mpoi++;
- } // loop over points
- } // loop over chamber
- ievr = nev;
- cout<<"evenement "<<ievr<<endl;
- nhittot1 = mpoi;
- cout<<"nhittot1="<<nhittot1<<endl;
-
- treeR->Reset();
-
- gAliFileGlobal->cd();
-
- } // if pMUON
-}
-
-//____________________________________________________________________________
-void trackf_fit(Int_t &ivertex, Double_t *pest, Double_t *pstep, Double_t &pxzinv, Double_t &tphi, Double_t &talam, Double_t &xvert, Double_t &yvert)
-{
- //
- // Fit a track candidate with the following input parameters:
- // INPUT : IVERTEX : vertex flag, if IVERTEX=1 (XVERT,YVERT) are free paramaters
- // if IVERTEX=1 (XVERT,YVERT)=(0.,0.)
- // PEST(5) : starting value of parameters (minuit)
- // PSTEP(5) : step size for parameters (minuit)
- // OUTPUT : PXZINV,TPHI,TALAM,XVERT,YVERT : fitted value of the parameters
-
- static Double_t arglist[10];
- static Double_t c[5] = {0.4, 0.45, 0.45, 90., 90.};
- static Double_t b1, b2, epxz, efi, exs, exvert, eyvert;
- TString chname;
- Int_t ierflg = 0;
-
- TMinuit *gMinuit = new TMinuit(5);
- gMinuit->mninit(5,10,7);
- gMinuit->SetFCN(fcnf); // constant m.f.
-
- arglist[0] = -1;
-
- gMinuit->mnexcm("SET PRINT", arglist, 1, ierflg);
- // gMinuit->mnseti('track fitting');
-
- gMinuit->mnparm(0, "invmom", pest[0], pstep[0], -c[0], c[0], ierflg);
- gMinuit->mnparm(1, "azimuth", pest[1], pstep[1], -c[1], c[1], ierflg);
- gMinuit->mnparm(2, "deep", pest[2], pstep[2], -c[2], c[2], ierflg);
- if (ivertex==1) {
- gMinuit->mnparm(3, "x ", pest[3], pstep[3], -c[3], c[3], ierflg);
- gMinuit->mnparm(4, "y ", pest[4], pstep[4], -c[4], c[4], ierflg);
- }
-
- gMinuit->mnexcm("SET NOGR", arglist, 0, ierflg);
- gMinuit->mnexcm("MINIMIZE", arglist, 0, ierflg);
- gMinuit->mnexcm("EXIT" , arglist, 0, ierflg);
-
- gMinuit->mnpout(0, chname, pxzinv, epxz, b1, b2, ierflg);
- gMinuit->mnpout(1, chname, tphi, efi, b1, b2, ierflg);
- gMinuit->mnpout(2, chname, talam, exs, b1, b2, ierflg);
- if (ivertex==1) {
- gMinuit->mnpout(3, chname, xvert, exvert, b1, b2, ierflg);
- gMinuit->mnpout(4, chname, yvert, eyvert, b1, b2, ierflg);
- }
-
- delete gMinuit;
-}
-
-//________________________________________________________________________________
-void fcnf(Int_t &npar, Double_t *grad, Double_t &fval, Double_t *pest, Int_t iflag)
-{
- //
- // function called by trackf_fit
- Int_t futil = 0;
- fcn(npar,grad,fval,pest,iflag,futil);
-}
-
-//____________________________________________________________________________
-void prec_fit(Double_t &pxzinv, Double_t &fis, Double_t &alams, Double_t &xvert, Double_t &yvert, Double_t &pxzinvf, Double_t &fif, Double_t &alf, Double_t &xvertf, Double_t &yvertf, Double_t &epxzinv, Double_t &efi, Double_t &exs, Double_t &exvert, Double_t &eyvert)
-{
- //
- // minuit fits for tracking finding
-
- static Double_t arglist[10];
- static Double_t c1[5] = {0.001, 0.001, 0.001, 1., 1.};
- static Double_t c2[5] = {0.5, 0.5, 0.5, 120., 120.};
- static Double_t emat[9];
- static Double_t b1, b2;
- Double_t fmin, fedm, errdef;
- Int_t npari, nparx, istat;
-
- TString chname;
- Int_t ierflg = 0;
-
- TMinuit *gMinuit = new TMinuit(5);
- gMinuit->mninit(5,10,7);
- gMinuit->SetFCN(fcnfitf);
-
- arglist[0] = -1.;
- gMinuit->mnexcm("SET PRINT", arglist, 1, ierflg);
-
- // gMinuit->mnseti('track fitting');
-
- gMinuit->mnparm(0,"invmom", pxzinv, c1[0], -c2[0], c2[0], ierflg); // 0.003, 0.5
- gMinuit->mnparm(1,"azimuth ", fis, c1[1], -c2[1], c2[1], ierflg);
- gMinuit->mnparm(2,"deep ", alams, c1[2], -c2[2], c2[2], ierflg);
- gMinuit->mnparm(3,"xvert", xvert, c1[3], -c2[3], c2[3], ierflg);
- gMinuit->mnparm(4,"yvert", yvert, c1[4], -c2[4], c2[4], ierflg);
-
- gMinuit->mnexcm("SET NOGR", arglist, 0, ierflg);
- arglist[0] = 2.;
- gMinuit->mnexcm("MINIMIZE", arglist, 0, ierflg);
- gMinuit->mnexcm("EXIT", arglist, 0, ierflg);
-
- gMinuit->mnpout(0, chname, pxzinvf, epxzinv, b1, b2, ierflg);
- gMinuit->mnpout(1, chname, fif, efi, b1, b2, ierflg);
- gMinuit->mnpout(2, chname, alf, exs, b1, b2, ierflg);
- gMinuit->mnpout(3, chname, xvertf, exvert, b1, b2, ierflg);
- gMinuit->mnpout(4, chname, yvertf, eyvert, b1, b2, ierflg);
-
- gMinuit->mnemat(emat, 3);
- gMinuit->mnstat(fmin, fedm, errdef, npari, nparx, istat);
-
- delete gMinuit;
-}
-
-//____________________________________________________________________
-void fcnfitf(Int_t &npar, Double_t *grad, Double_t &fval, Double_t *xval, Int_t iflag)
-{
- //
- // function called by prec_fit
- Int_t futil = 0;
- fcnfit(npar,grad,fval,xval,iflag,futil);
-}
+++ /dev/null
-* 25/5/99
-** Authors J.P. Cussonneau & P. Lautridou
-
-************** commentaires **********************
-
-* bon muon = tous les hits de la trace (pas forcement 28) proviennent de muons
-* ghost = bonne trace dans laquelle certains hits proviennent délectrons, de muons ou sont ambigus
-
-* ALPHATOP
-* alpha to P
-
-* EFF
-* efficacite
-
-* HHIT
-* h au vertex
-
-* HTOP
-* h to P
-
-* INDEXMAX
-* nombre de candidats a ordonner (a partir de l'ímpulsion)
-
-* INDEXTAB
-* pour recuperer les candidats
-
-* ISTAT
-* =1 si bon muon, =2 si ghost, =0 autrement
-
-* ITCHECK
-* =1 si bonne trace, =0 autrement
-
-* IT_LIST
-* permet a partir du numero de la trace de retrouver la numero du hit
-
-* IT_NP
-* compte le nombre de plans touches par trace
-
-* ITRACK
-* permet de retrouver le numero de la trace a partir du numero de hit
-
-* ITTROUGH
-* pour une trace et une station donnee, dit si la trace est passee dans la chambre
-
-* IVERTEX
-* =0 si point (0,0) du vertex impose, sinon coordonnes libres (pour le fit)
-
-* JCAN
-* numero du hit pour une station et un candidat
-
-* JCANTYP
-* nombre de hits par trace au niveau des stations 4 et 5 (3 ou 4)
-
-* JJOUT
-* numero de hit associe a une chambre et a une trace
-
-* NMUONALL
-* nombre de bons muons trouves
-
-* NERR
-* = nombre de fois ou lón ná pas trouve la bonne trace dans la station
-
-* NERRALL
-* nombre de cas ou pas de hit trouve par station
-
-* NGHOSTALL
-* nombre de fantomes trouves
-
-* NRES
-* nombre de resonances dans lácceptance
-
-* NRESF
-* nombre de resonances trouvees
-
-* NTRACFALL
-* nombre de traces totales trouvees
-
-* NTRMUALL
-* nombre total de muons dans lácceptance
-
-
-****************************************************************
- SUBROUTINE reconstmuon(IFIT,IDEBUGC,NEV,IDRES,IREADGEANT)
-****************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- COMMON/DEBEVT/IDEBUG
- common/dstation/idstation
-
-* idsation = 8
- idstation = 20
-
- IDEBUG=IDEBUGC
-
-** Read events
- CALL RECO_READEVT(NEV,IDRES,IREADGEANT)
-
-
-** Trackfinding
- CALL RECO_TRACKF(IDRES,IREADGEANT)
-
-** Precision fit
- IF (IFIT.EQ.1) THEN
- CALL RECO_PRECISION
- ENDIF
-
-** Calculate
- CALL RECO_SUM
-
- END
-
-********************************************
- BLOCK DATA
-********************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
- PARAMETER(NBSTATION=5)
-* --
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
-* ZPLANE = position de la premiere chambre de chaque station
-* exemple (pour la premiere station) :
-* zch (dans AliMUONv0) = 540 (position du centre des 2 chambres)
-* implique :
-* ZPLANE = -530 si DZ_PL = 20cm
-
-* dstation = 8cm :
-* DATA DZ_PL/8.,8.,8.,8.,8./
-* DATA ZPLANE/-511.,-686.0,-971.,-1245.,-1445./
-
-* dstation=20cm :
- DATA DZ_PL/20.,20.,20.,20.,20./
- DATA ZPLANE/-518.,-680.,-965.,-1239.,-1439./
-* end if
-
-* DATA ZCOIL,ZMAGEND/-825.0,-1125./ ! Constant field 3 Tm
- DATA ZCOIL,ZMAGEND/-805.0,-1233./ ! CCC magn. field map M.B
-** DATA ZCOIL,ZMAGEND/-795.1,-1242.9/ ! CCC magn. field map M.B
-
-* --
- END
-
-********************************************
- SUBROUTINE cutpxz(spxzcut)
-********************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- COMMON/ACUTPXZ/ACUTPXZ
-
- ACUTPXZ = SPXZCUT
-
- END
-
-********************************************
- SUBROUTINE sigmacut(ssigcut)
-********************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-
- SIGCUT = SSIGCUT
-
- END
-
-********************************************
- SUBROUTINE xpreci(sxprec)
-********************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-
- XPREC = SXPREC
-
- END
-
-********************************************
- SUBROUTINE ypreci(syprec)
-********************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-
- YPREC = SYPREC
-
- END
-
-*************************************************************************
- SUBROUTINE RECO_INIT(seff,sb0,sbl3)
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- CALL TRACKF_INIT(seff,sb0,sbl3)
-
- CALL PREC_INIT
-
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE TRACKF_INIT(seff,sb0,sbl3)
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-**
- PARAMETER(NBSTATION=5,NTRMAX=500)
-**
- COMMON/REVENT/IEVBKGI,NBKGMAX,MAXUPSEV
-**
- COMMON/MAGNET/BL3,B0
-**
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-**
- COMMON/FILED/FILERES,FILEBKG,FILEOUT,FILEMIN
-**
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-**
- COMMON/TRACKSUM/NRES(5),NRESF,NTRMUALL,NMUONALL,NGHOSTALL,
- & NTRACKFALL,NERRALL(NBSTATION),IR
-**
- COMMON/ACUTPXZ/ACUTPXZ
-**
- COMMON/DEBEVT/IDEBUG
-**
- CALL HIST_CREATE
-*
- EFF = SEFF
- B0 = SB0
- BL3 = SBL3
-
- PXZCUT = ACUTPXZ
- AMAGLEN = ZMAGEND-ZCOIL
- ZM = AMAGLEN/2.+ZCOIL
- ALPHATOP = 0.01*0.3*B0*ABS(AMAGLEN)
- HTOP = ALPHATOP*ZM
- HCUT = ABS(HTOP)/PXZCUT
-
- print*,'TRACK_INIT hcut= ',hcut
- print*,'TRACK_INIT eff = ',eff
- print*,'TRACK_INIT b0 = ',b0
- print*,'TRACK_INIT bl3 = ',bl3
- print*,'TRACK_INIT sigmacut = ',sigcut
- print*,'TRACK_INIT cutpxz = ',pxzcut
- print*,'TRACK_INIT xprec = ',xprec
- print*,'TRACK_INIT yprec = ',yprec
-
- EFF2 = EFF**2 ! PROBA. DEUX CHAMBRES TOUCHES
- EFF1 = EFF2+2.*EFF*(1.-EFF) ! PROBA. AU MOINS UNE CHAMBRE TOUCHE
-** Used only for stations 4 & 5
- PHIPREC = SQRT(2.)*XPREC/DZ_PL(5) ! PHI = (OZ , PROJ. DANS XOZ)
- ALAMPREC = SQRT(2.)*YPREC/DZ_PL(5) ! LAM = (OM , PROJ. DANS XOZ)
-
- DO I = 1,5
- NRES(I) = 0
- ENDDO
- NRESF = 0
- NTRMUALL = 0
- NMUONALL = 0
- NGHOSTALL = 0
- NTRACKFALL = 0
- DO I = 1,NBSTATION
- NERRALL(I) = 0
- ENDDO
- IR = 0
-*
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE PREC_INIT
-*************************************************************************
-*
-*
-*************************************************************************
-
- IMPLICIT DOUBLE PRECISION (A-H, O-Z)
-*
- PARAMETER(NPLANE=10,NBSTATION=5)
-*
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-*
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-*
- COMMON/PRECCUT/PCUT,PTCUT,CHI2CUT
-*
- COMMON/PRECSUM/NRESF1,NMUONALL1,NGHOSTALL1,NTRACKFALL1
-*
- COMMON/DEBEVT/IDEBUG
-*
-
- DATA THICK/0.03D0/ ! X/X0=3%
-** DATA THICK/0.02D0/ ! X/X0=2% chambre
-
-** DATA B0,BL3/10.,2.0/ ! Champ magnetique dans le dipole et dans L3 en kgauss
- DATA B0,BL3/7.,2.0/ ! Magnetic field in the dipole & L3 in kgauss
- DATA ZMAGS/805.0D0/,ZMAGE/1233.0D0/,ZABS/503.D0/ ! CCC not used when
- ! magn. field map
-* DATA ZMAGS/825.0D0/,ZMAGE/1125.0D0/,ZABS/503.D0/
- DATA XMAG/190.0D0/
-
-** DATA XPREC/0.0100D0/,YPREC/0.144337D0/ ! CCC
- DATA XPREC/0.0100D0/,YPREC/0.2D0/
-
-* Input parameters
- CONST = 0.299792458D-3*B0*(ZMAGE-ZMAGS)
- J = 0
- DO I = 1,5
- J = J+1
- ZPLANEP(J) = -ZPLANE(I)
- J = J+1
- ZPLANEP(J) = -ZPLANE(I)+DZ_PL(I)
- ENDDO
-
- do i=1,10
- print*,'zplanep(',i,')=',ZPLANEP(I)
- end do
-
- PCUT = 3. ! Coupure en PXZ muon (GeV/c)
- PTCUT = 0. ! Coupure en Pt muon (GeV/c)
-
- CHI2CUT = 1.E4 ! Coupure sur le CHI2 du fit
-
- X01 = 18.8 ! C (cm)
- X02 = 10.397 ! Concrete (cm)
- X03 = 0.56 ! Plomb (cm)
- X04 = 47.26 ! Polyethylene (cm)
- X05 = 0.35 ! W (cm)
-
-** Calcul des parametres pour la correction de Branson de l'absorbeur
- ANBP = (315.**3-90.**3)/X01 +(467.**3-315.**3)/X02+
- & (472.**3-467.**3)/X03+(477.**3-472.**3)/X04+
- & (482.**3-477.**3)/X03+(487.**3-482.**3)/X04+
- & (492.**3-487.**3)/X03+(497.**3-492.**3)/X04+
- & (502.**3-497.**3)/X03
- ADBP = (315.**2-90.**2)/X01 +(467.**2-315.**2)/X02+
- & (472.**2-467.**2)/X03+(477.**2-472.**2)/X04+
- & (482.**2-477.**2)/X03+(487.**2-482.**2)/X04+
- & (492.**2-487.**2)/X03+(497.**2-492.**2)/X04+
- & (502.**2-497.**2)/X03
- ZBP1 = 2./3.*ANBP/ADBP
- ANBP = (315.**3-90.**3)/X01 +(467.**3-315.**3)/X02+
- & (503.**3-467.**3)/X05
- ADBP = (315.**2-90.**2)/X01 +(467.**2-315.**2)/X02+
- & (503.**2-467.**2)/X05
- ZBP2 = 2./3.*ANBP/ADBP
-*
- IF (IDEBUG.GE.1) THEN
- PRINT *,' PREC_INIT B0 (kgauss)',B0,' BL3 (kgauss)',BL3
- PRINT *,' PREC_INIT ZMAGE (cm)',ZMAGE,' ZMAGS (cm)',ZMAGS,
- & ' XMAG (cm)',XMAG
- PRINT *,' PREC_INIT ZABS (cm)',ZABS,' ZBP1 (cm)',ZBP1,
- & ' ZBP2 (cm)',ZBP2
- PRINT *,' PREC_INIT Radiation length absorber X01 (cm)',X01,
- & ' X02 (cm)',X02
- PRINT *,' PREC_INIT X03(cm)',X03,' X04 (cm)',X04,' X05 (cm)',
- & X05
- PRINT *,' PREC_INIT Radiation length chamber THICK (%)',
- & THICK*100.
- PRINT *,' PREC_INIT XPREC (cm)',XPREC,' YPREC (cm)',YPREC
- PRINT *,' PREC_INIT Coupure en Pxz (GeV/c): ',PCUT
- PRINT *,' PREC_INIT Coupure en Pt (GeV/c): ',PTCUT
- PRINT *,' PREC_INIT Coupure en CHI2 : ',CHI2CUT
- ENDIF
-
-* PAUSE
-
- NRESF1 = 0
- NMUONALL1 = 0
- NGHOSTALL1 = 0
- NTRACKFALL1 = 0
-
-* Magnetic Field Map GC
-** OPEN (UNIT=40,FILE='data/field02.dat',
-** & STATUS='UNKNOWN')
-
- CALL INITFIELD
-
-** CLOSE(40)
-
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE RECO_READEVT(NEV,IDRES,IREADGEANT)
-*************************************************************************
-*
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER(NTRMAX=500)
-
- PARAMETER (NBSTATION=5,MAXIDG=20000,MAXHITTOT=20000,
- & MAXHITCH=10000,MAXHIT=1000,NBCHAMBER=10)
-
- COMMON/RHITG/ITYPG(MAXIDG),XTRG(MAXIDG),YTRG(MAXIDG),
- & PTOTG(MAXIDG),IDG(MAXIDG),IZCH(MAXIDG),
- & PVERT1G(MAXIDG),PVERT2G(MAXIDG),PVERT3G(MAXIDG),
- & ZVERTG(MAXIDG),NHITTOT1,CX(MAXIDG),CY(MAXIDG),CZ(MAXIDG),
- & XGEANT(MAXIDG),YGEANT(MAXIDG),CLSIZE1(MAXIDG),CLSIZE2(MAXIDG)
-
- DIMENSION TYPG(MAXIDG),ZCH(MAXIDG)
-
- REAL*4 R1,R2
- DATA R1,R2/0.,1./
-
- IF (IREADGEANT.eq.1) THEN ! GEANT hits
-
- CALL TRACKF_READ_GEANT(ITYPG,XTRG,YTRG,PTOTG,IDG,IZCH,PVERT1G,
- & PVERT2G,PVERT3G,ZVERTG,NHITTOT1,CX,CY,CZ,IEVR,NEV,
- & XGEANT,YGEANT,CLSIZE1,CLSIZE2)
- ELSE ! reconstructed hits
- CALL TRACKF_READ_SPOINT(ITYPG,XTRG,YTRG,PTOTG,IDG,IZCH,PVERT1G,
- & PVERT2G,PVERT3G,ZVERTG,NHITTOT1,CX,CY,CZ,IEVR,NEV,
- & XGEANT,YGEANT,CLSIZE1,CLSIZE2)
- ENDIF
-
- do i=1,NHITTOT1
- TYPG(i)=ITYPG(i)
- call chfill(100,sngl(typg(i)),R1,R2)
- call chfill(101,sngl(ygeant(i)),R1,R2)
- call chfill(102,sngl(xgeant(i)),R1,R2)
- ZCH(i)=IZCH(i)
- call chfill(103,sngl(zch(i)),R1,R2)
- call chfill(104,sngl(ptotg(i)),R1,R2)
- call chfill(105,sngl(pvert2g(i)),R1,R2)
- call chfill(106,sngl(pvert1g(i)),R1,R2)
- call chfill(107,sngl(pvert3g(i)),R1,R2)
- call chfill(108,sngl(zvertg(i)),R1,R2)
- call chfill(109,sngl(ytrg(i)),R1,R2)
- call chfill(110,sngl(xtrg(i)),R1,R2)
- enddo
-
- do i=1,NHITTOT1
- CALL CHFILL (999,SNGL(PTOTG(I)),R1,R2)
- enddo
-
- CALL TRACKF_STAT(IDRES,IREADGEANT)
-
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE TRACKF_STAT(IDRES,IREADGEANT)
-*************************************************************************
-* Associate hits between two chambers inside a station
-* Simulate spatial resolution and chamber efficiency
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-*
- PARAMETER (NBSTATION=5,MAXIDG=20000,MAXHITTOT=20000,
- & MAXHITCH=10000,MAXHIT=1000,NBCHAMBER=10)
-*
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-*
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-*
-* HITS GEANT initiaux par chambre
- COMMON/RHITG/ITYPG(MAXIDG),XTRG(MAXIDG),YTRG(MAXIDG),
- & PTOTG(MAXIDG),IDG(MAXIDG),IZCH(MAXIDG),
- & PVERT1G(MAXIDG),PVERT2G(MAXIDG),PVERT3G(MAXIDG),
- & ZVERTG(MAXIDG),NHITTOT1,CX(MAXIDG),CY(MAXIDG),CZ(MAXIDG),
- & XGEANT(MAXIDG),YGEANT(MAXIDG),CLSIZE1(MAXIDG),CLSIZE2(MAXIDG)
-
-* HITS GEANT associes par station
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
-*
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-*
- COMMON/DEBEVT/IDEBUG
- common/dstation/idstation
-*
- DIMENSION RMIN(NBCHAMBER),RMAX1(NBCHAMBER)
- DIMENSION XMA(NBCHAMBER,MAXHITCH),YMA(NBCHAMBER,MAXHITCH),
- & IMARK(NBCHAMBER,MAXHITCH)
-*
- DIMENSION IEFFI(MAXHITTOT)
- DIMENSION IH(NBCHAMBER,MAXHIT)
- DIMENSION NHIT(NBCHAMBER)
- DIMENSION DXMAX(NBSTATION),DYMAX(NBSTATION),VRES(2,5)
-
- REAL*4 RNDM,RN,RN1,RN2,R1,R2
-
-* Chambre 10 deg.
- DATA RMAX1/91.5,91.5,122.5,122.5,158.3,158.3,260.,260.,260.,260./
-* Zone de recherche entre deux plans d'une station
-
-* if (idstation.eq.8) then
-* DATA DXMAX/1.,1.,1.2,2.4,2.4/ ! dz_ch = 8 cm
-* else if (idstation.eq.20) then
- DATA DXMAX/1.5,1.5,3.,6.,6./ ! dz_ch = 20cm
-* end if
-
- DATA DYMAX/0.22,0.22,0.22,0.22,0.22/ ! CCC Upsilon dz_ch = 20 cm
-
- DATA R1,R2/0.,1./
-
-
- ICH = 0
- DO IZ=1,5
- ICH = ICH+1
- RMIN(ICH) = ABS(ZPLANE(IZ)*TAN(2.*ACOS(-1.)/180))
- IF (IZ.GT.2) RMIN(ICH) = 30.
- ICH = ICH+1
- RMIN(ICH) = ABS(ZPLANE(IZ)*TAN(2.*ACOS(-1.)/180))
- IF (IZ.GT.2) RMIN(ICH) = 30.
- ENDDO
-
-* Initialisations
- DO ICH = 1,10
- NHIT(ICH) = 0
- ENDDO
-
-* 1 ere boucle de lecture des hits initiaux
-
-
- IF (IREADGEANT.EQ.1) THEN
- DO I = 1,2
- DO J = 1,5
- VRES(I,J) = 0.
- ENDDO
- ENDDO
- IMU = 0
- DO I = 1,NHITTOT1
- ICH = IZCH(I)
- IZ = INT(FLOAT(ICH+1)/2.)
- IMOD = MOD(ICH,2)
-
- IF (IMOD.NE.0.AND.IZ.LE.5) THEN
- CALL CHFILL2(1000+IZ,SNGL(XGEANT(I)),SNGL(YGEANT(I)),R2)
- ENDIF
- IF (ICH.EQ.9) THEN
- ISTAK = IDG(I)
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-
- IF ((ITYPG(I).EQ.5.OR.ITYPG(I).EQ.6).AND.
- & ISTAK.EQ.IDRES) THEN ! upsilon
- IMU = IMU+1
- VRES(1,IMU) = XGEANT(I)
- VRES(2,IMU) = YGEANT(I)
- ENDIF
- ENDIF
- ENDDO
- ENDIF
-
-
- DO I = 1,NHITTOT1 ! Boucle sur les hits GEANT de toutes les ch.
-
-** IF (ITYPG(I).NE.5.AND.ITYPG(I).NE.6) GOTO 1 ! CCC
-
- ICH = IZCH(I)
-
- IF (ICH.GT.10) GO TO 1
-
- IF (IREADGEANT.EQ.1) THEN ! GEANT hits
-
- IF (ICH.EQ.9.OR.ICH.EQ.10) THEN
- DNUM = 999.
- DO IM = 1,IMU
- DNU = SQRT((XGEANT(I)-VRES(1,IM))**2+
- & (YGEANT(I)-VRES(2,IM))**2)
- IF (DNU.LT.DNUM) DNUM = DNU
- ENDDO
- IF (DNUM.GT.50.) GO TO 1 ! discard hits far from MUONS
- ENDIF
-
- CALL RANNOR(RN1,RN2) ! CCC
- X = XGEANT(I)
- Y = YGEANT(I)
-* X = XGEANT(I) + RN1 * XPREC
-* Y = YGEANT(I) + RN2 * YPREC
-* efficacite des chambres
- IEFFI(I) = 1
- RN = RNDM()
- IF (RN.GT.EFF) IEFFI(I) = 0
-** IF (ICH.EQ.9.OR.ICH.EQ.10) THEN
-** PRINT *,' HIT GEANT',' ICH=',ICH,' I=',I,' X =',X,' Y=',
-** & Y,' IDG=',IDG(I)
-** ENDIF
-
- IF (ITYPG(I).EQ.5.OR.ITYPG(I).EQ.6) THEN
- ISTAK = IDG(I)
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-
- IF (ISTAK.EQ.IDRES) then
- dx=xgeant(i)-x
- dy=ygeant(i)-y
- IZ = INT(FLOAT(IZCH(i)+1)/2.)
- ichx=110+IZ
- ichy=120+IZ
- call chfill(ichx,sngl(dy),R1,R2)
- call chfill(ichy,sngl(dx),R1,R2)
- if (iz.eq.1) call chfill(116,sngl(dy),R1,R2)
- if (iz.eq.2) call chfill(117,sngl(dy),R1,R2)
- end if
- end if
-
- ELSE ! reconstructed hits
-
- IEFFI(I) = 1
-
- X = XTRG(I)
- Y = YTRG(I)
-
-* étude des hits geant avec un seul fichier
-* CALL RANNOR(RN1,RN2) ! CCCC
-* X = XGEANT(I) + RN1 * XPREC
-* Y = YGEANT(I) + RN2 * YPREC
-
- IF (ITYPG(I).EQ.5.OR.ITYPG(I).EQ.6) THEN
- ISTAK = IDG(I)
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-
- IF (ISTAK.EQ.IDRES) then
- dx=xgeant(i)-x
- dy=ygeant(i)-y
- IZ = INT(FLOAT(IZCH(i)+1)/2.)
- ichx=110+IZ
- ichy=120+IZ
- call chfill(ichx,sngl(dy),R1,R2)
- call chfill(ichy,sngl(dx),R1,R2)
- if (iz.eq.1) call chfill(116,sngl(dy),R1,R2)
- if (iz.eq.2) call chfill(117,sngl(dy),R1,R2)
- end if
- end if
-
- ENDIF
-
- R = SQRT(X**2+Y**2)
-** IF (R.LT.RMIN(ICH).OR.R.GT.RMAX1(ICH)) then
-** if (ich.le.10) then
-** print*,'* chambre ',ich,' * hit ',i
-** print*,'ityp=',itypg(i),' x=',X,' y=',Y
-** print*,'R=',R,' RMIN=',RMIN(ICH),' RMAX1=',RMAX1(ICH)
-** endif
-** GO TO 1 ! CCC
-** end if
-
- NHIT(ICH) = NHIT(ICH)+1
- IH(ICH,NHIT(ICH)) = I
- XMA(ICH,NHIT(ICH)) = X
- YMA(ICH,NHIT(ICH)) = Y
- IMARK(ICH,NHIT(ICH)) = 0
-
- 1 CONTINUE
- ENDDO
-
-* Association des hits entre chambres d'une station
- II = 0 ! nombre de hits GEANT par station
- DO ICH1 = 1,10,2 ! loop on chamber
- IZ = INT(FLOAT(ICH1+1)/2.)
- JHIT(IZ) = 0
- ICH2 = ICH1+1
-
- DO I1 = 1,NHIT(ICH1) ! loop on hits in 1st chamber
- II = II+1
- IFIND = 0
- I = IH(ICH1,I1)
-
- ITYP(II) = ITYPG(I)
- XTR(II) = XTRG(I)
- YTR(II) = YTRG(I)
- PTOT(II) = PTOTG(I)
- ID(II) = IDG(I)
- IZST(II) = IZ
- PVERT1(II) = PVERT1G(I)
- PVERT2(II) = PVERT2G(I)
- PVERT3(II) = PVERT3G(I)
- ZVERT(II) = ZVERTG(I)
-
- IF (IEFFI(I).EQ.1) THEN
- X1 = XMA(ICH1,I1)
- Y1 = YMA(ICH1,I1)
- ID1 = IDG(I)
- XEXT1 = (ZPLANE(IZ)-DZ_PL(IZ))/ZPLANE(IZ)*X1
- YEXT1 = (ZPLANE(IZ)-DZ_PL(IZ))/ZPLANE(IZ)*Y1
-
- DO I2 = 1,NHIT(ICH2) ! loop on hits in 2nd chamber
- J = IH(ICH2,I2)
-
- IF (IEFFI(J).EQ.1) THEN
- X2 = XMA(ICH2,I2)
- Y2 = YMA(ICH2,I2)
- ID2 = IDG(J)
- DX = X2-XEXT1
- DY = Y2-YEXT1
-
- IF (ID1.EQ.ID2.AND.
- & (ITYP(II).EQ.5.OR.ITYP(II).EQ.6)) THEN
- CALL CHFILL(70+IZ,SNGL(DX),R1,R2)
- CALL CHFILL(80+IZ,SNGL(DY),R1,R2)
- ENDIF
- DX = ABS(DX)
- DY = ABS(DY)
-
- IF (DX.LT.DXMAX(IZ).AND.DY.LT.(SIGCUT*DYMAX(IZ)) ! CCC
- & ) THEN
- IFIND = 1
- IMARK(ICH2,I2) = 1
- JHIT(IZ) = JHIT(IZ)+1
- XM(IZ,JHIT(IZ)) = X1
- YM(IZ,JHIT(IZ)) = Y1
- IZM(IZ,JHIT(IZ)) = 1
- PHM(IZ,JHIT(IZ)) = -ATAN((X2-X1)/DZ_PL(IZ))
- ALM(IZ,JHIT(IZ)) = ATAN((Y2-Y1)/DZ_PL(IZ)*
- & COS(PHM(IZ,JHIT(IZ))))
- XMR(IZ,JHIT(IZ),1) = X1
- YMR(IZ,JHIT(IZ),1) = Y1
- XMR(IZ,JHIT(IZ),2) = X2
- YMR(IZ,JHIT(IZ),2) = Y2
- IP(IZ,JHIT(IZ)) = II
-
- ISTAK = ID2
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-
- IF ((ITYPG(J).EQ.5.OR.ITYPG(J).EQ.6).AND.
- & ISTAK.EQ.IDRES) THEN ! upsilon or J/psi
-
- ITYP(II) = ITYPG(J)
- XTR(II) = XTRG(J)
- YTR(II) = YTRG(J)
- PTOT(II) = PTOTG(J)
- ID(II) = IDG(J)
- PVERT1(II) = PVERT1G(J)
- PVERT2(II) = PVERT2G(J)
- PVERT3(II) = PVERT3G(J)
- ZVERT(II) = ZVERTG(J)
-
- ENDIF
-
- ENDIF
- ENDIF
- ENDDO ! loop on hits in 2nd chamber
-
- IF (IFIND.EQ.0) THEN ! No possible association
- JHIT(IZ) = JHIT(IZ)+1
- XM(IZ,JHIT(IZ)) = X1
- YM(IZ,JHIT(IZ)) = Y1
- IZM(IZ,JHIT(IZ)) = 1
- IP(IZ,JHIT(IZ)) = II
- PHM(IZ,JHIT(IZ)) = 10.
- ALM(IZ,JHIT(IZ)) = 10.
- XMR(IZ,JHIT(IZ),1) = X1
- YMR(IZ,JHIT(IZ),1) = Y1
- XMR(IZ,JHIT(IZ),2) = 0.
- YMR(IZ,JHIT(IZ),2) = 0.
- ENDIF
- ENDIF
- ENDDO ! end loop on hits in 1st chamber
- ENDDO ! end loop on chamber
-
-
-* On conserve les HITS (x,y) de la 2nde chambre des stations
-
- DO ICH = 2,10,2 ! Loop on 2nd chambers
- IZ = INT(FLOAT(ICH+1)/2.)
- DO I = 1,NHIT(ICH) ! Loop on hits
- J = IH(ICH,I)
-
- IF (IMARK(ICH,I).EQ.0) THEN ! hit not already associated
-
- II = II+1
-
- ITYP(II) = ITYPG(J)
- XTR(II) = XTRG(J)
- YTR(II) = YTRG(J)
- PTOT(II) = PTOTG(J)
- ID(II) = IDG(J)
- IZST(II) = IZ
- PVERT1(II) = PVERT1G(J)
- PVERT2(II) = PVERT2G(J)
- PVERT3(II) = PVERT3G(J)
- ZVERT(II) = ZVERTG(I)
-
- IF (IEFFI(J).EQ.1) THEN
- JHIT(IZ) = JHIT(IZ)+1
- XM(IZ,JHIT(IZ)) = XMA(ICH,I)
- YM(IZ,JHIT(IZ)) = YMA(ICH,I)
- IZM(IZ,JHIT(IZ)) = 2
- PHM(IZ,JHIT(IZ)) = 10.
- ALM(IZ,JHIT(IZ)) = 10.
- IP(IZ,JHIT(IZ)) = II
- XMR(IZ,JHIT(IZ),1) = 1000.
- YMR(IZ,JHIT(IZ),1) = 1000.
- XMR(IZ,JHIT(IZ),2) = XMA(ICH,I)
- YMR(IZ,JHIT(IZ),2) = YMA(ICH,I)
- ENDIF
- ENDIF
- ENDDO ! End loop on hits
- ENDDO ! End loop on 2nd chambers
-
-
- NHITTOT = II ! total number of hits in stations
-*
-
- IF (IDEBUG.GE.2) THEN
- PRINT *,'TRACKF_STAT nb hits:',NHITTOT
- ENDIF
-
-** DO IZ = 5,5
-** PRINT *,' IZ=',IZ,' JHIT(IZ)=',JHIT(IZ)
-** DO J = 1,JHIT(IZ)
-** II = IP(IZ,J)
-** PRINT *,' HIT ASS.',' IZ=',IZ,' II=',II,' X =',
-** & XM(IZ,J),' Y=',YM(IZ,J),' ID=',ID(II)
-** PRINT *,' HIT ASS.',' IZ=',IZ,' II=',II,' X1 =',
-** & XMR(IZ,J,1),' Y1=',YMR(IZ,J,1),' ID=',ID(II)
-** PRINT *,' HIT ASS.',' IZ=',IZ,' II=',II,' X2 =',
-** & XMR(IZ,J,2),' Y2=',YMR(IZ,J,2),' ID=',ID(II)
-** ENDDO
-** ENDDO
-
-** DO IZ = 1,NBSTATION
-** PRINT *,' IZ=',IZ,' JHIT(IZ)=',JHIT(IZ)
-** DO J = 1,JHIT(IZ)
-** PRINT *,' PHM(IZ,J)=',PHM(IZ,J),' ALM(IZ,J)=',ALM(IZ,J)
-** ENDDO
-** ENDDO
-
- RETURN
- END
-*************************************************************************
- SUBROUTINE TRACKF_STAT_NEW(IDRES)
-*************************************************************************
-* Associate hits between two chambers inside a station
-* Simulate spatial resolution and chamber efficiency
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-*
- PARAMETER (NBSTATION=5,MAXIDG=20000,MAXHITTOT=20000,
- & MAXHITCH=10000,MAXHIT=1000,NBCHAMBER=10)
-*
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-*
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-*
-* HITS GEANT initiaux par chambre
- COMMON/RHITG/ITYPG(MAXIDG),XTRG(MAXIDG),YTRG(MAXIDG),
- & PTOTG(MAXIDG),IDG(MAXIDG),IZCH(MAXIDG),
- & PVERT1G(MAXIDG),PVERT2G(MAXIDG),PVERT3G(MAXIDG),
- & ZVERTG(MAXIDG),NHITTOT1,CX(MAXIDG),CY(MAXIDG),CZ(MAXIDG),
- & XGEANT(MAXIDG),YGEANT(MAXIDG),CLSIZE1(MAXIDG),CLSIZE2(MAXIDG)
-
-* HITS GEANT associes par station
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
-*
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-*
- COMMON/DEBEVT/IDEBUG
-*
- DIMENSION RMIN(NBCHAMBER),RMAX1(NBCHAMBER)
- DIMENSION XMA(NBCHAMBER,MAXHITCH),YMA(NBCHAMBER,MAXHITCH),
- & IMARK(NBCHAMBER,MAXHITCH)
-*
- DIMENSION IEFFI(MAXHITTOT)
- DIMENSION IH(NBCHAMBER,MAXHIT)
- DIMENSION NHIT(NBCHAMBER)
- DIMENSION DXMAX(NBSTATION),DYMAX(NBSTATION),I2C(1000)
-
- DIMENSION DIST(2),NMUON(2),NHITMUON(2,5),NMUONGOOD(2)
-
- REAL*4 RNDM,RN,RN1,RN2,R1,R2
-
-* Chambre 10 deg.
- DATA RMAX1/91.5,91.5,122.5,122.5,158.3,158.3,260.,260.,260.,260./
-* Zone de recherche entre deux plans d'une station
-** DATA DXMAX/2.,1.5,2.5,3.,3./
- DATA DXMAX/1.5,1.5,3.,3.,3./
- DATA DYMAX/0.22,0.22,0.21,0.21,0.21/
- DATA R1,R2/0.,1./
-
- ICH = 0
- DO IZ=1,5
- ICH = ICH+1
- RMIN(ICH) = ABS(ZPLANE(IZ)*TAN(2.*ACOS(-1.)/180))
- IF (IZ.GT.2) RMIN(ICH) = 30.
- ICH = ICH+1
- RMIN(ICH) = ABS(ZPLANE(IZ)*TAN(2.*ACOS(-1.)/180))
- IF (IZ.GT.2) RMIN(ICH) = 30.
- ENDDO
-
-* Initialisations
- DO ICH = 1,10
- NHIT(ICH) = 0
- ENDDO
-
- DO NCH = 1,10
- DO J=1,2
- DIST(J)=999.
- NMUON(J)=0
- ENDDO
- DO I = 1,NHITTOT1
- IF (IZCH(I).EQ.NCH) THEN
- ISTAK = IDG(I)
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
- IF (ISTAK.EQ.IDRES.AND.IDG(I).EQ.50116) THEN
- DISTMIN=(XTRG(I)-XGEANT(I))**2+(YTRG(I)-YGEANT(I))**2
- IF (DISTMIN.LT.DIST(1)) THEN
- DIST(1)=DISTMIN
- NMUONGOOD(1)=I
- ENDIF
- NMUON(1)=NMUON(1)+1
- NHITMUON(1,NMUON(1))=I
- ELSE
- IF (ISTAK.EQ.IDRES.AND.IDG(I).EQ.70116) THEN
- DISTMIN=(XTRG(I)-XGEANT(I))**2+(YTRG(I)-YGEANT(I))**2
- IF (DISTMIN.LT.DIST(2)) THEN
- DIST(2)=DISTMIN
- NMUONGOOD(2)=I
- ENDIF
- NMUON(2)=NMUON(2)+1
- NHITMUON(2,NMUON(2))=I
- ENDIF
- ENDIF
- ENDIF
- ENDDO
- DO J=1,2
- IF (NMUON(J).GE.2) THEN
- print*,'j=',j,' nmuon=',nmuon(j)
- print*,'chambre',nch
- DO K=1,NMUON(J)
- IF (NHITMUON(J,K).NE.NMUONGOOD(J)) IDG(NHITMUON(J,K))=999 ! flag les mauvais hits MUONS
- ENDDO
- ENDIF
- ENDDO
- ENDDO
-
-
-* 1 ere boucle Lecture des hits initiaux
-
- DO I = 1,NHITTOT1 ! Boucle sur les hits GEANT de toutes les ch.
-
- ICH = IZCH(I)
-
- X = XTRG(I)
- Y = YTRG(I)
-
- R = SQRT(X**2+Y**2)
- IF (R.LT.RMIN(ICH).OR.R.GT.RMAX1(ICH)) then
- if (ich.le.10.and.i.le.28) then
- print*,'****** chambre ',ich,' ****** hit ',i
- print*,'ityp=',itypg(i)
- print*,'x=',XTRG(I),' y=',YTRG(I)
- print*,'R=',R,' RMIN=',RMIN(ICH),' RMAX1=',RMAX1(ICH)
- endif
- GO TO 1
- end if
-
- IEFFI(I) = 1
-
- NHIT(ICH) = NHIT(ICH)+1
- IH(ICH,NHIT(ICH)) = I
- XMA(ICH,NHIT(ICH)) = XTRG(I)
- YMA(ICH,NHIT(ICH)) = YTRG(I)
- IMARK(ICH,NHIT(ICH)) = 0
-
- print*,' XTRG(I)=', XTRG(I),' YTRG(I)=', YTRG(I),' IDG(I)=',
- & IDG(I),' ICH=',ICH
-
- 1 CONTINUE
- ENDDO
-
-
-* Association des hits entre chambres d'une station
- II = 0 ! nombre de hits GEANT par station
- DO ICH1 = 1,10,2
- IZ = INT(FLOAT(ICH1+1)/2.)
- JHIT(IZ) = 0
- ICH2 = ICH1+1
-
- DO I1 = 1,NHIT(ICH1)
- II = II+1
- IFIND = 0
- I = IH(ICH1,I1)
-
- ITYP(II) = ITYPG(I)
- XTR(II) = XTRG(I)
- YTR(II) = YTRG(I)
- PTOT(II) = PTOTG(I)
- ID(II) = IDG(I)
- IZST(II) = IZ
- PVERT1(II) = PVERT1G(I)
- PVERT2(II) = PVERT2G(I)
- PVERT3(II) = PVERT3G(I)
- ZVERT(II) = ZVERTG(I)
-
- IF (IEFFI(I).EQ.1) THEN
- X1 = XMA(ICH1,I1)
- Y1 = YMA(ICH1,I1)
- ID1 = IDG(I)
- XEXT1 = (ZPLANE(IZ)-DZ_PL(IZ))/ZPLANE(IZ)*X1
- YEXT1 = (ZPLANE(IZ)-DZ_PL(IZ))/ZPLANE(IZ)*Y1
- KC = 0
- PRINT *,'***** DEBUT RECHERCHE',' ID1=',ID1,' ich1=',ICH1
- PRINT *,' XTR(II)=', XTR(II),' YTR(II)=', YTR(II)
- PRINT *,' ITYP(II)=', ITYP(II)
- DO I2 = 1,NHIT(ICH2)
- J = IH(ICH2,I2)
- IF (IEFFI(J).EQ.1) THEN
- X2 = XMA(ICH2,I2)
- DX = X2-XEXT1
- DX = ABS(DX)
- IF (DX.LT.DXMAX(IZ)) THEN
- KC = KC + 1
- I2C(KC) = I2
- ID2 = IDG(J)
- print *,' DX=',DX,' KC=',KC,' ID2=',ID2
- ENDIF
- ENDIF
- ENDDO
- DYOLD = 999.
- I2FIND = 0
- DO IKC = 1,KC
- I2 = I2C(IKC)
- Y2 = YMA(ICH2,I2)
- DY = Y2-YEXT1
- DY = ABS(DY)
- J = IH(ICH2,I2)
- ID2 = IDG(J)
- IF (DY.LT.DYOLD.AND.DY.LT.(SIGCUT*DYMAX(IZ))) THEN
- DYOLD = DY
- I2FIND = I2
- PRINT *,' ID2=',ID2,' DY=',DY
- ENDIF
- ENDDO
- IF (I2FIND.GT.0) THEN
- I2 = I2FIND
- J = IH(ICH2,I2)
- ID2 = IDG(J)
- IFIND = 1
- IMARK(ICH2,I2) = 1
- JHIT(IZ) = JHIT(IZ)+1
- X2 = XMA(ICH2,I2)
- Y2 = YMA(ICH2,I2)
- XM(IZ,JHIT(IZ)) = X1
- YM(IZ,JHIT(IZ)) = Y1
- IZM(IZ,JHIT(IZ)) = 1
- PHM(IZ,JHIT(IZ)) = -ATAN((X2-X1)/DZ_PL(IZ))
- ALM(IZ,JHIT(IZ)) = ATAN((Y2-Y1)/DZ_PL(IZ)*
- & COS(PHM(IZ,JHIT(IZ))))
- XMR(IZ,JHIT(IZ),1) = X1
- YMR(IZ,JHIT(IZ),1) = Y1
- XMR(IZ,JHIT(IZ),2) = X2
- YMR(IZ,JHIT(IZ),2) = Y2
- IP(IZ,JHIT(IZ)) = II
-
- ISTAK = ID2
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-* test
- IF (ISTAK.EQ.IDRES.AND.ID1.NE.999) THEN
-
- ITYP(II) = ITYPG(J)
- PTOT(II) = PTOTG(J)
- XTR(II) = XTRG(I)
- YTR(II) = YTRG(I)
- ID(II) = IDG(J)
- PVERT1(II) = PVERT1G(J)
- PVERT2(II) = PVERT2G(J)
- PVERT3(II) = PVERT3G(J)
- ZVERT(II) = ZVERTG(J)
-
- ENDIF
- ENDIF
-
-
-
- IF (IFIND.EQ.0) THEN
- JHIT(IZ) = JHIT(IZ)+1
- XM(IZ,JHIT(IZ)) = X1
- YM(IZ,JHIT(IZ)) = Y1
- IZM(IZ,JHIT(IZ)) = 1
- IP(IZ,JHIT(IZ)) = II
- PHM(IZ,JHIT(IZ)) = 10.
- ALM(IZ,JHIT(IZ)) = 10.
- XMR(IZ,JHIT(IZ),1) = X1
- YMR(IZ,JHIT(IZ),1) = Y1
- XMR(IZ,JHIT(IZ),2) = 0.
- YMR(IZ,JHIT(IZ),2) = 0.
- ENDIF
- CALL CHFILL2(1000+IZ,SNGL(X1),SNGL(Y1),R2)
- ENDIF
- ENDDO
- ENDDO
-
-* On conserve les HITS de la 2nde chambre des stations
-
- DO ICH = 2,10,2
- IZ = INT(FLOAT(ICH+1)/2.)
- DO I = 1,NHIT(ICH)
- J = IH(ICH,I)
-
- IF (IMARK(ICH,I).EQ.0) THEN
-** print *,' ich=',ich,' i=',i,' j=',j
-
- II = II+1
-
- ITYP(II) = ITYPG(J)
- XTR(II) = XTRG(J)
- YTR(II) = YTRG(J)
- PTOT(II) = PTOTG(J)
- ID(II) = IDG(J)
- IZST(II) = IZ
- PVERT1(II) = PVERT1G(J)
- PVERT2(II) = PVERT2G(J)
- PVERT3(II) = PVERT3G(J)
- ZVERT(II) = ZVERTG(I)
-
- IF (IEFFI(J).EQ.1) THEN
- JHIT(IZ) = JHIT(IZ)+1
-** XM(IZ,JHIT(IZ)) = ZPLANE(IZ)/(ZPLANE(IZ)-DZ_PL)
-** & *XMA(ICH,I)
-** YM(IZ,JHIT(IZ)) = ZPLANE(IZ)/(ZPLANE(IZ)-DZ_PL)
-** & *YMA(ICH,I)
- XM(IZ,JHIT(IZ)) = XMA(ICH,I)
- YM(IZ,JHIT(IZ)) = YMA(ICH,I)
- IZM(IZ,JHIT(IZ)) = 2
- PHM(IZ,JHIT(IZ)) = 10.
- ALM(IZ,JHIT(IZ)) = 10.
- IP(IZ,JHIT(IZ)) = II
- XMR(IZ,JHIT(IZ),1) = 1000.
- YMR(IZ,JHIT(IZ),1) = 1000.
- XMR(IZ,JHIT(IZ),2) = XMA(ICH,I)
- YMR(IZ,JHIT(IZ),2) = YMA(ICH,I)
- ENDIF
- ENDIF
- ENDDO
- ENDDO
-
-
- NHITTOT = II
-*
- IF (IDEBUG.GE.2) THEN
- PRINT *,'TRACKF_MICRO nb hits:',NHITTOT
- ENDIF
- DO IZ = 1,NBSTATION
- PRINT *,' IZ=',IZ,' JHIT(IZ)=',JHIT(IZ)
- DO J = 1,JHIT(IZ)
- II = IP(IZ,J)
- PRINT *,' ID(II)=',ID(II)
- PRINT *,' XMR(IZ,J,1)=', XMR(IZ,J,1),
- & ' YMR(IZ,J,1)=', YMR(IZ,J,1)
- PRINT *,' XMR(IZ,J,2)=', XMR(IZ,J,2),
- & ' YMR(IZ,J,2)=', YMR(IZ,J,2)
- ENDDO
- ENDDO
-
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE RECO_TRACKF(IDRES,IREADGEANT)
-*************************************************************************
-*
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-*
- PARAMETER (MAXIDG=20000)
-*
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5,MAXCAN=1000,NBCHAMBER=10,NTRMAX=500)
-*
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-*
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
-*
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-*
- COMMON/VERIFGEANT/ITTROUGH(MAXTRK,NBSTATION),
- & IT_LIST(MAXTRK),IT_NP(MAXTRK),ITCHECK(MAXTRK),
- & ITRACK(MAXHITTOT)
-*
- COMMON/HCHHIT/HHIT(MAXHITCH),INDEXTAB(MAXHITCH),INDEXMAX
-*
- COMMON/PRECIS/EEXM(NBSTATION),EEYM(NBSTATION),EEPH(NBSTATION),
- & EEAL(NBSTATION)
-*
- COMMON/MEASUR/XMES(NBSTATION),YMES(NBSTATION),IZMES(NBSTATION),
- & PHMES(NBSTATION),ALMES(NBSTATION),MPOS(NBSTATION),
- & MANG(NBSTATION)
-*
- COMMON/PLANE/XPL(NBSTATION,2),YPL(NBSTATION,2),
- & PHPL(NBSTATION),ALPL(NBSTATION),CHI2PL
-*
- COMMON/CANDIDAT/JCAN(NBSTATION,MAXCAN),JCANTYP(MAXCAN),
- & EEX(MAXCAN),EEY(MAXCAN),EEP(MAXCAN),EEA(MAXCAN)
-*
- COMMON /VERTEX/ERRV,IVERTEX
-*
- COMMON/TRACKSUM/NRES(5),NRESF,NTRMUALL,NMUONALL,NGHOSTALL,
- & NTRACKFALL,NERRALL(NBSTATION),IR
-*
- COMMON/TRACKFOUT/IEVOUT,NTREVT,JJOUT(NBCHAMBER,NTRMAX),
- & ISTAT(NTRMAX),PXZOUT(NTRMAX),TPHIOUT(NTRMAX),
- & TALAMOUT(NTRMAX),XVERTOUT(NTRMAX),YVERTOUT(NTRMAX),
- & CHI2OUT(NTRMAX),
- & XMESOUT(NBCHAMBER,NTRMAX),YMESOUT(NBCHAMBER,NTRMAX)
- & ,PXVOUT(NTRMAX),PYVOUT(NTRMAX),PZVOUT(NTRMAX)
-*
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-*
- COMMON/DEBEVT/IDEBUG
- common/dstation/idstation
-
- DIMENSION PEST(5),PSTEP(5),NERR(NBSTATION),IFIND2(10),NMU45(2)
- DIMENSION NMU345(2),NMUONF(2)
-*
- REAL*4 R2
- DATA R2/1./
-
-** GEANT informations
- DO I = 1,MAXTRK
- IT_LIST(I)= 0 ! ID of the GEANT tracks
- ENDDO
- DO I = 1,MAXHITTOT
- ITRACK(I) = 0 ! Track number associated to hit number I
- ENDDO
-
- NTRTOT = 0
-* BOUCLE SUR LES HITS
- DO IH = 1,NHITTOT
- DO IT = 1,NTRTOT
- IF (ID(IH).EQ.IT_LIST(IT)) THEN
- IT1 = IT
- GOTO 4
- ENDIF
- ENDDO
- NTRTOT = NTRTOT +1 ! NB de trace GEANT
- IT_LIST(NTRTOT) = ID(IH) ! ID DE LA TRACE NTRTOT
- IT_NP(NTRTOT) = 0 ! NOMBRE DE HITS PAR TRACE
- DO II=1,NBSTATION
- ITTROUGH(NTRTOT,II) = 0
- ENDDO
- IT1 = NTRTOT
- 4 IT_NP(IT1) = IT_NP(IT1)+1 ! Number of crossed stations per track
- ITTROUGH(IT1,IZST(IH))=IH ! =IH si la trace IT touche le plan IZST
- ITRACK(IH) = IT1
- ENDDO
- IF (IDEBUG.GE.2) THEN
- PRINT *,'RECO_TRACKF nb total de trace GEANT:',NTRTOT
- ENDIF
-
- NTRPART=0
- NTRMU = 0
-
- DO IT = 1,NTRTOT
- ITCHECK(IT) = 0
- IF ((ITTROUGH(IT,1)*ITTROUGH(IT,2)*ITTROUGH(IT,3)*
- & ITTROUGH(IT,4)*ITTROUGH(IT,5)).NE.0)
- & THEN ! track crossing all stations
- NTRPART=NTRPART+1
- IH = ITTROUGH(IT,NBSTATION)
- IF (ITYP(IH).EQ.5.OR.ITYP(IH).EQ.6) THEN
- ISTAK = ID(IH)
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-* test
- pt=sqrt(pvert1(ih)**2+pvert2(ih)**2)
- thet=datan2(pt,pvert3(ih))*180/3.1416
- pp=sqrt(pt**2+pvert3(ih)**2)
-
- IF (ISTAK.EQ.IDRES) THEN ! psi or upsilon
- NTRMU = NTRMU+1
- NTRMUALL = NTRMUALL+1
- ITCHECK(IT) = 1
- ENDIF
- ENDIF
- ENDIF
- ENDDO
-
- IF (IDEBUG.GE.2) THEN
- PRINT *,'RECO_TRACKF nb of part. GEANT crossing 5 st.:',
- & NTRPART
- PRINT *,'RECO_TRACKF nb of muons/res. GEANT crossing 5 st.:',
- & NTRMU
- ENDIF
-
-** CALL H_ACCEPTANCE(5)
-** CALL H_ACCEPTANCE(4)
-** PAUSE
-
- NCAN = 0
-
-* Recherche 5 -> 4
- CALL ORDONNE_HIT(5,HCUT)
-
- DO IH = 1,INDEXMAX
- JJ = INDEXTAB(IH)
- X1 = XM(5,JJ)-(ZPLANE(5)-ZPLANE(4))*TAN(PHM(5,JJ))
- Y1 = YM(5,JJ)+(ZPLANE(5)-ZPLANE(4))*TAN(ALM(5,JJ))
- & /COS(PHM(5,JJ))
- X2 = XM(5,JJ)-(ZPLANE(5)-ZPLANE(4)+DZ_PL(4))*TAN(PHM(5,JJ))
- Y2 = YM(5,JJ)+(ZPLANE(5)-ZPLANE(4)+DZ_PL(4))*TAN(ALM(5,JJ))
- & /COS(PHM(5,JJ))
-
-* Domaine de recherche dans la st. 4
- HCONST = 0.0136*SQRT(0.06)/HTOP ! -> X/X0=0.03 % / chamber
- EPH2 = 2.0*PHIPREC**2 + (HCONST*HHIT(JJ))**2
- EAL2 = 2.0*ALAMPREC**2 + (HCONST*HHIT(JJ))**2
- EXM12 = (PHIPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4))**2 + XPREC**2
- EYM12 = (ALAMPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4))**2 + YPREC**2
- EXM22 = (PHIPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4)+DZ_PL(4))**2 + XPREC**2
- EYM22 = (ALAMPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4)+DZ_PL(4))**2 + YPREC**2
-
- EPH = SIGCUT*SQRT(EPH2)
- EAL = SIGCUT*SQRT(EAL2)
- EX1 = SIGCUT*SQRT(EXM12)
- EY1 = SIGCUT*SQRT(EYM12)
- EX2 = SIGCUT*SQRT(EXM22)
- EY2 = SIGCUT*SQRT(EYM22)
-
-** P2 = (HTOP/HHIT(JJ))**2
-
-** EPH=SIGCUT*SQRT(9.14D-7+1.2D-3/P2)
-** EAL=SIGCUT*SQRT(1.84D-4)
-** EX1=SIGCUT*SQRT(1.95D-2+6.37/P2)
-** EY1=SIGCUT*SQRT(3.89+151./P2)
-** EX2=EX1
-** EY2=EY2
-
-* renvoie le num de hit de 4 le plus pres dans le domaine de recherche
-
- CALL DISTMIN4(X1,Y1,PHM(5,JJ),ALM(5,JJ),4,EX1,EY1,EPH,EAL,
- & IFIND,IFIND2)
- P1 = PTOT(IP(5,JJ))
- CALL CHECK_HISTO4(11,4,IFIND,5,JJ,X1,Y1,PHM(5,JJ),ALM(5,JJ),P1,
- & EX1,EY1,EPH,EAL)
- IF (IFIND.GT.0) THEN
- CALL STOCK_CANDIDAT(5,JJ,4,IFIND,IFIND2,EX1,EY1,EPH,EAL,
- & NCAN,1)
- ELSE
- CALL DISTMIN2(X1,Y1,X2,Y2,4,EX1,EY1,EX2,EY2,IFIND,IFIND2)
- CALL CHECK_HISTO2(0,4,IFIND,5,JJ,X1,Y1,X2,Y2,P1,EX1,EY1,
- & EX2,EY2)
- IF (IFIND.GT.0) THEN
- CALL STOCK_CANDIDAT(5,JJ,4,IFIND,IFIND2,EX1,EY1,EPH,EAL,
- & NCAN,2)
- ENDIF
- ENDIF
- ENDDO
-
-* Recherche 4 -> 5
-
- CALL ORDONNE_HIT(4,HCUT)
-
- DO IH = 1,INDEXMAX
- JJ = INDEXTAB(IH)
- X1 = XM(4,JJ)-(ZPLANE(4)-ZPLANE(5))*TAN(PHM(4,JJ))
- Y1 = YM(4,JJ)+(ZPLANE(4)-ZPLANE(5))*TAN(ALM(4,JJ))
- & /COS(PHM(4,JJ))
- X2 = XM(4,JJ)-(ZPLANE(4)-ZPLANE(5)+DZ_PL(5))*TAN(PHM(4,JJ))
- Y2 = YM(4,JJ)+(ZPLANE(4)-ZPLANE(5)+DZ_PL(5))*TAN(ALM(4,JJ))
- & /COS(PHM(4,JJ))
-* Domaine de recherche dans la st. 5
- HCONST = 0.0136*SQRT(0.06)/HTOP ! -> X/X0=0.03 / chamber
-** EPH2 = 2.0*PHIPREC**2 + (HCONST*HHIT(JJ))**2
-** EAL2 = 2.0*ALAMPREC**2 + (HCONST*HHIT(JJ))**2
-** EX12 = 2.0*(XPREC/SQRT(2.))**2
-** & + (ZPLANE(5)-ZPLANE(4))**2/2.*EPH2
-** EY12 = 2.0*YPREC**2 + (ZPLANE(5)-ZPLANE(4))**2/2.*EAL2
-** EX22 = 2.0*(XPREC/SQRT(2.))**2
-** & + (ZPLANE(5)-ZPLANE(4)-DZ_PL(5))**2/2.*EPH2
-** EY22 = 2.0*YPREC**2 + (ZPLANE(5)-ZPLANE(4)-DZ_PL(5))**2/2.
-** & *EAL2
- EPH2 = 2.0*PHIPREC**2 + (HCONST*HHIT(JJ))**2
- EAL2 = 2.0*ALAMPREC**2 + (HCONST*HHIT(JJ))**2
- EXM12 = (PHIPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4))**2 + XPREC**2
- EYM12 = (ALAMPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4))**2 + YPREC**2
- EXM22 = (PHIPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4)-DZ_PL(5))**2 + XPREC**2
- EYM22 = (ALAMPREC**2+(HCONST*HHIT(JJ))**2)*
- & (ZPLANE(5)-ZPLANE(4)-DZ_PL(5))**2 + YPREC**2
-
- EPH = SIGCUT*SQRT(EPH2)
- EAL = SIGCUT*SQRT(EAL2)
- EX1 = SIGCUT*SQRT(EXM12)
- EY1 = SIGCUT*SQRT(EYM12)
- EX2 = SIGCUT*SQRT(EXM22)
- EY2 = SIGCUT*SQRT(EYM22)
-
-
-** P2 = (HTOP/HHIT(JJ))**2
-
-** EPH=SIGCUT*SQRT(9.14D-7+1.2D-3/P2)
-** EAL=SIGCUT*SQRT(1.84D-4)
-** EX1=SIGCUT*SQRT(1.95D-2+6.37/P2)
-** EY1=SIGCUT*SQRT(3.89+151./P2)
-** EX2=EX1
-** EY2=EY2
-* Renvoie le num de hit de 5 le plus pres dans le domaine de recherche
- CALL DISTMIN2(X1,Y1,X2,Y2,5,EX1,EY1,EX2,EY2,IFIND,IFIND2)
- P1 = PTOT(IP(4,JJ))
- CALL CHECK_HISTO2(0,5,IFIND,4,JJ,X1,Y1,X2,Y2,P1,EX1,EY1,
- & EX2,EY2)
- IF (IFIND.GT.0) THEN
- DO ICAN=1,NCAN
- IF (IFIND.EQ.JCAN(5,ICAN).AND.JJ.EQ.JCAN(4,ICAN)) GOTO 40
-** IF (JJ.EQ.JCAN(4,ICAN).AND.
-** & ABS(XM(5,JCAN(5,ICAN))-XM(5,IFIND)).LT.XPREC/10.)
-** & GO TO 40 ! elimine les doubles comptages de traces ccc
-** IF (IFIND.EQ.JCAN(5,ICAN).AND.
-** & ABS(XM(4,JCAN(4,ICAN))-XM(4,JJ)).LT.XPREC/10.)
-** & GO TO 40 ! elimine les doubles comptages de traces ccc
-
- DIST1 = SQRT(((XM(5,JCAN(5,ICAN))-XM(5,IFIND))
- & /(0.1*XPREC))**2+((YM(5,JCAN(5,ICAN))-YM(5,IFIND))
- & /(0.1*YPREC))**2)
- DIST2 = SQRT(((XM(4,JCAN(4,ICAN))-XM(4,JJ))
- & /(0.1*XPREC))**2+((YM(4,JCAN(4,ICAN))-YM(4,JJ))
- & /(0.1*YPREC))**2)
- IF (DIST1.LT.2..AND.DIST2.LT.2.)
- & GO TO 40 ! elimine les doubles comptages de traces ccc
- ENDDO
- CALL STOCK_CANDIDAT(4,JJ,5,IFIND,IFIND2,EX1,EY1,EPH,EAL,NCAN
- & ,3)
- ENDIF
-40 CONTINUE
- ENDDO
-
-
- NMU45(1) = 0
- NMU45(2) = 0
- DO ICAN = 1,NCAN
- JJ4 = JCAN(4,ICAN)
- JJ5 = JCAN(5,ICAN)
- IF (JJ4.GT.0.AND.JJ5.GT.0) THEN
- ID4 = ID(IP(4,JJ4))
- ID5 = ID(IP(5,JJ5))
- IT = ITRACK(IP(5,JJ5))
- IF (ITCHECK(IT).EQ.1) THEN
- IF (ID4.EQ.ID5) THEN
- IF (ITYP(IP(5,JJ5)).EQ.5) NMU45(1) = 1
- IF (ITYP(IP(5,JJ5)).EQ.6) NMU45(2) = 1
- ENDIF
- ENDIF
- ENDIF
- ENDDO
- IF (NMU45(1).GE.1.AND.NMU45(2).EQ.1) NRES(1) = NRES(1)+1
-
- IF (IDEBUG.GE.2) THEN
- PRINT *,'RECO_TRACKF nb candidat recherche 4->5 et 5->4 :'
- & ,NCAN
- PRINT *,'RECO_TRACKF nb of good muons 4->5 et 5->4 :'
- & ,(NMU45(1)+NMU45(2))
-
- ENDIF
-
-
- NMU345(1) = 0
- NMU345(2) = 0
-*
-* -- Boucle sur les candidats (4,5) NCAN
-*
- DO I = 1,NBSTATION
- NERR(I) = 0
- ENDDO
- NMUONF(1) = 0
- NMUONF(2) = 0
- NGHOST = 0
- NTRACKF = 0
-
-** GO TO 125 ! CCC
-
- DO ICAN = 1,NCAN
- JJ1 = 0
- JJ2 = 0
- JJ3 = 0
- DO ICH = 1,NBSTATION
- MPOS(ICH) = 0
- MANG(ICH) = 0
- ENDDO
- MPOS(4) = 1
- MPOS(5) = 1
- MANG(4) = 1
- MANG(5) = 1
- IF (JCANTYP(ICAN).EQ.2) MANG(4)=0
- IF (JCANTYP(ICAN).EQ.3) MANG(5)=0
- EEXM(5) = EEX(ICAN)/SIGCUT
- EEYM(5) = EEY(ICAN)/SIGCUT
- EEPH(5) = EEP(ICAN)/SIGCUT
- EEAL(5) = EEA(ICAN)/SIGCUT
- EEXM(4) = EEX(ICAN)/SIGCUT
- EEYM(4) = EEY(ICAN)/SIGCUT
- EEPH(4) = EEP(ICAN)/SIGCUT
- EEAL(4) = EEA(ICAN)/SIGCUT
- JJ5 = JCAN(5,ICAN)
- JJ4 = JCAN(4,ICAN)
- P = PTOT(IP(5,JJ5))
- IF (IZM(4,JJ4).EQ.1) THEN
- ZPL4 = ZPLANE(4)
- ELSE
- ZPL4 = ZPLANE(4)-DZ_PL(4)
- ENDIF
- IF (IZM(5,JJ5).EQ.1) THEN
- ZPL5 = ZPLANE(5)
- ELSE
- ZPL5 = ZPLANE(5)-DZ_PL(5)
- ENDIF
- TPHEST = (XM(5,JJ5) - XM(4,JJ4))/(ZPL5-ZPL4)
- PHEST = ATAN(TPHEST)
- TALEST = -(YM(5,JJ5) - YM(4,JJ4))*COS(PHEST)
- & /(ZPL5-ZPL4)
- PXZEST = -HTOP/(XM(4,JJ4) - ZPL4*TPHEST)
- PEST(1) = 1.0/PXZEST
- PEST(2) = TPHEST - ALPHATOP/PXZEST ! PHI emission au vertex
- PEST(3) = TALEST ! tan(lambda) !h=zm*ang deviation alpha
- PEST(4) = 0.0 !alpha=qbl/pxz
- PEST(5) = 0.0
- PSTEP(1) = 0.003 ! =d(1/p)=delta(p)/p**2
- PSTEP(2) = 0.001 ! 0.5 degre
- PSTEP(3) = 0.001 ! 0.5 degre
- PSTEP(4) = 0.0
- PSTEP(5) = 1.0
- XMES(4) = XM(4,JJ4)
- YMES(4) = YM(4,JJ4)
- IZMES(4) = IZM(4,JJ4)
- PHMES(4) = PHM(4,JJ4)
- ALMES(4) = ALM(4,JJ4)
- XMES(5) = XM(5,JJ5)
- YMES(5) = YM(5,JJ5)
- IZMES(5) = IZM(5,JJ5)
- PHMES(5) = PHM(5,JJ5)
- ALMES(5) = ALM(5,JJ5)
-
- IVERTEX = 0 ! Vertex = (0,0,0)
-
-* -- Fit 4,5,V pour la recherche dans 3
-
- CALL TRACKF_FIT(IVERTEX,PEST,PSTEP,PXZINV45,TPHI45,TALAM45,
- & XVERT,YVERT)
-
-* -- Recherche dans la station 3
-
- P2 = (1.0D0 + TALAM45**2)/(PXZINV45**2) ! P**2
-
- if (idstation.eq.8) then ! DZ_CH = 8 CM
- EPH=SIGCUT*SQRT(3.6D-6+0.011/P2)
- EAL=SIGCUT*SQRT(6.85D-4)
- EXM=SIGCUT*SQRT(0.034+446./P2)
- EYM=SIGCUT*SQRT(0.049+354./P2)
- else if (idstation.eq.20) then ! DZ_CH = 20 CM
- EPH=SIGCUT*SQRT(4.1D-7+0.015/P2)
- EAL=SIGCUT*SQRT(1.04D-4)
- EXM=SIGCUT*SQRT(0.0+459./P2)
- EYM=SIGCUT*SQRT(0.042+345./P2)
- end if
-
- EEXM(3) = EXM/SIGCUT
- EEYM(3) = EYM/SIGCUT
- EEPH(3) = EPH/SIGCUT
- EEAL(3) = EAL/SIGCUT
-** DO IEX = 4,5
-** EEXM(IEX) = EEXM(3)
-** EEYM(IEX) = EEYM(3)
-** EEPH(IEX) = EEPH(3)
-** EEAL(IEX) = EEAL(3)
-** ENDDO
- X1 = XPL(3,1)
- Y1 = YPL(3,1)
- X2 = XPL(3,2)
- Y2 = YPL(3,2)
- PHI1 = PHPL(3)
- ALAM1 = ALPL(3)
-
- CALL DISTMIN4(X1,Y1,PHI1,ALAM1,3,EXM,EYM,EPH,EAL,IPA3,IFIND2)
-
- P1 = PTOT(IP(5,JJ5))
-
- CALL CHECK_HISTO4(61,3,IPA3,5,JJ5,X1,Y1,PHI1,ALAM1,P1,
- & EXM,EYM,EPH,EAL)
-
- IF (IPA3.NE.0) THEN
- JJ3 = IPA3
- XMES(3) = XM(3,JJ3)
- YMES(3) = YM(3,JJ3)
- IZMES(3) = IZM(3,JJ3)
- PHMES(3) = PHM(3,JJ3)
- ALMES(3) = ALM(3,JJ3)
- MPOS(3) = 1
- MANG(3) = 1
- GO TO 124
- ELSE
- CALL DISTMIN2(X1,Y1,X2,Y2,3,EXM,EYM,0.D0,0.D0,IP3,IFIND2)
- CALL CHECK_HISTO2(0,3,IP3,5,JJ5,X1,Y1,X2,Y2,P1,EXM,EYM,
- & 0.D0,0.D0)
- ENDIF
- IF (IP3.NE.0) THEN
- JJ3 = IP3
- XMES(3) = XM(3,JJ3)
- YMES(3) = YM(3,JJ3)
- IZMES(3) = IZM(3,JJ3)
- MPOS(3) = 1
- MANG(3) = 0
- ELSE
- GO TO 123
- ENDIF
-
-
-* -- Fit 3,4,5 pour la recherche dans 2
-
- 124 CONTINUE
-
- IF (JJ5.GT.0.AND.JJ4.GT.0.AND.JJ3.GT.0) THEN
- ID4 = ID(IP(4,JJ4))
- ID5 = ID(IP(5,JJ5))
- ID3 = ID(IP(3,JJ3))
- IT = ITRACK(IP(5,JJ5))
- IF (ITCHECK(IT).EQ.1) THEN
- IF ((ID5.EQ.ID3).AND.(ID5.EQ.ID4)) THEN
- IF (ITYP(IP(5,JJ5)).EQ.5) NMU345(1) = 1
- IF (ITYP(IP(5,JJ5)).EQ.6) NMU345(2) = 1
- ENDIF
- ENDIF
- ENDIF
-
- IVERTEX = 1 ! CCC
-
- PEST(1) = PXZINV45
- PEST(2) = TPHI45
- PEST(3) = TALAM45
- PEST(4) = 0.
- PEST(5) = 0.
- PSTEP(1) = 0.003
- PSTEP(2) = 0.001
- PSTEP(3) = 0.001
- PSTEP(4) = 1.
- PSTEP(5) = 1.
-
- CALL TRACKF_FIT(IVERTEX,PEST,PSTEP,PXZINV345,TPHI345,
- & TALAM345,XVERT,YVERT)
-
-* -- Recherche dans la st. 2
-
- P2 = (1.0D0 + TALAM345**2)/(PXZINV345**2) ! P**2
-
- if (idstation.eq.8) then ! DZ_CH = 8 CM
- EPH=SIGCUT*SQRT(3.63D-6+4.8D-3/P2)
- EAL=SIGCUT*SQRT(6.49D-4)
- EXM=SIGCUT*SQRT(1.64D-2+821./P2)
- EYM=SIGCUT*SQRT(4.83D-2+866./P2)
- else if (idstation.eq.20) then ! DZ_CH = 20 CM
- EPH=SIGCUT*SQRT(5.78D-7+5.97D-3/P2)
- EAL=SIGCUT*SQRT(1.D-4)
- EXM=SIGCUT*SQRT(0.+1453./P2)
- EYM=SIGCUT*SQRT(2.78D-2+504./P2)
- end if
-
- EEXM(2) = EXM/SIGCUT
- EEYM(2) = EYM/SIGCUT
- EEPH(2) = EPH/SIGCUT
- EEAL(2) = EAL/SIGCUT
-** DO IEX = 3,5
-** EEXM(IEX) = EEXM(2)
-** EEYM(IEX) = EEYM(2)
-** EEPH(IEX) = EEPH(2)
-** EEAL(IEX) = EEAL(2)
-** ENDDO
-
- X1 = XPL(2,1)
- Y1 = YPL(2,1)
- PHI1 = PHPL(2)
- ALAM1 = ALPL(2)
- CALL DISTMIN4(X1,Y1,PHI1,ALAM1,2,EXM,EYM,EPH,EAL,IPA2,IFIND2)
- P1 = PTOT(IP(5,JJ5))
- CALL CHECK_HISTO4(21,2,IPA2,5,JJ5,X1,Y1,PHI1,ALAM1,P1,
- & EXM,EYM,EPH,EAL)
-* -- Recherche dans la st. 1
-
- if (idstation.eq.8) then ! DZ_CH = 8 CM
- EPH=SIGCUT*SQRT(3.54D-6+4.49D-3/P2)
- EAL=SIGCUT*SQRT(6.14D-4)
- EXM=SIGCUT*SQRT(6.43D-2+986./P2)
- EYM=SIGCUT*SQRT(4.66D-2+1444./P2)
- else if (idstation.eq.20) then ! DZ_CH = 20 CM
- EPH=SIGCUT*SQRT(4.96D-7+5.87D-3/P2)
- EAL=SIGCUT*SQRT(1.D-4)
- EXM=SIGCUT*SQRT(6.98D-4+1467./P2)
- EYM=SIGCUT*SQRT(5.22D-2+1013./P2)
- end if
-
- EEXM(1) = EXM/SIGCUT
- EEYM(1) = EYM/SIGCUT
- EEPH(1) = EPH/SIGCUT
- EEAL(1) = EAL/SIGCUT
-** DO IEX = 2,5
-** EEXM(IEX) = EEXM(1)
-** EEYM(IEX) = EEYM(1)
-** EEPH(IEX) = EEPH(1)
-** EEAL(IEX) = EEAL(1)
-** ENDDO
-
- X1 = XPL(1,1)
- Y1 = YPL(1,1)
- PHI1 = PHPL(1)
- ALAM1 = ALPL(1)
- CALL DISTMIN4(X1,Y1,PHI1,ALAM1,1,EXM,EYM,EPH,EAL,IPA1,IFIND2)
- CALL CHECK_HISTO4(31,1,IPA1,5,JJ5,X1,Y1,PHI1,ALAM1,P1,
- & EXM,EYM,EPH,EAL)
-* -- A partir de P+A dans la st. 2
- IPA2PA1 = 0
- IF (IPA2.GT.0) THEN
- PEST(1) = PXZINV345
- PEST(2) = TPHI345
- PEST(3) = TALAM345
- PEST(4) = 0.
- PEST(5) = 0.
- PSTEP(1) = 0.003
- PSTEP(2) = 0.001
- PSTEP(3) = 0.001
- PSTEP(4) = 1.
- PSTEP(5) = 1.
- XMES(2) = XM(2,IPA2)
- YMES(2) = YM(2,IPA2)
- IZMES(2) = IZM(2,IPA2)
- PHMES(2) = PHM(2,IPA2)
- ALMES(2) = ALM(2,IPA2)
- MPOS(2) = 1
- MANG(2) = 1
- IVERTEX = 1
-* -- Fit V,2,3,4,5 pour la recherche dans 1
-
- CALL TRACKF_FIT(IVERTEX,PEST,PSTEP,PXZINV,TPHI,TALAM,
- & XVERT,YVERT)
-
-* !!! ATTENTION aux erreurs
-
- P2 = (1.0D0 + TALAM**2)/(PXZINV**2)
-
- if (idstation.eq.8) then ! DZ_CH = 8 CM
- EPH=SIGCUT*SQRT(3.15D-6+9.21D-3/P2)
- EAL=SIGCUT*SQRT(5.94D-4)
- EXM=SIGCUT*SQRT(4.16D-2+182./P2)
- EYM=SIGCUT*SQRT(2.13)
- else if (idstation.eq.20) then ! DZ_CH = 20 CM
- EPH=SIGCUT*SQRT(9.58D-7+8.93D-3/P2)
- EAL=SIGCUT*SQRT(1.D-4)
- EXM=SIGCUT*SQRT(1.92D-2+103.3/P2)
- EYM=SIGCUT*SQRT(6.3D-2+81.1/P2)
- end if
-
- EEXM(1) = EXM/SIGCUT
- EEYM(1) = EYM/SIGCUT
- EEPH(1) = EPH/SIGCUT
- EEAL(1) = EAL/SIGCUT
-** DO IEX = 2,5
-** EEXM(IEX) = EEXM(1)
-** EEYM(IEX) = EEYM(1)
-** EEPH(IEX) = EEPH(1)
-** EEAL(IEX) = EEAL(1)
-** ENDDO
-
- X1 = XPL(1,1)
- Y1 = YPL(1,1)
- X2 = XPL(1,2)
- Y2 = YPL(1,2)
- PHI1 = PHPL(1)
- ALAM1 = ALPL(1)
- CALL DISTMIN4(X1,Y1,PHI1,ALAM1,1,EXM,EYM,EPH,EAL,
- & IPA2PA1,IFIND2)
- CALL CHECK_HISTO4(41,1,IPA2PA1,5,JJ5,X1,Y1,PHI1,ALAM1,
- & P1,EXM,EYM,EPH,EAL)
- IF (IPA2PA1.GT.0) THEN
- JJ2 = IPA2
- JJ1 = IPA2PA1
-
-
- XMES(1) = XM(1,JJ1)
- YMES(1) = YM(1,JJ1)
- IZMES(1) = IZM(1,JJ1)
- PHMES(1) = PHM(1,JJ1)
- ALMES(1) = ALM(1,JJ1)
- MPOS(1) = 1
- MANG(1) = 1
- GOTO 123
- ELSE
- CALL DISTMIN2(X1,Y1,X2,Y2,1,EXM,EYM,0.D0,0.D0,IPA2P1,
- & IFIND2)
- CALL CHECK_HISTO2(0,1,IPA2P1,5,JJ5,X1,Y1,X2,Y2,P1,
- & EXM,EYM,0.D0,0.D0)
- ENDIF
- ENDIF
-* -- A partir de P+A dans la st. 1
- IPA1PA2 = 0
- IF (IPA1.GT.0) THEN
- PEST(1) = PXZINV345
- PEST(2) = TPHI345
- PEST(3) = TALAM345
- PEST(4) = 0.
- PEST(5) = 0.
- PSTEP(1) = 0.003
- PSTEP(2) = 0.001
- PSTEP(3) = 0.001
- PSTEP(4) = 1.
- PSTEP(5) = 1.
- XMES(1) = XM(1,IPA1)
- YMES(1) = YM(1,IPA1)
- IZMES(1) = IZM(1,IPA1)
- PHMES(1) = PHM(1,IPA1)
- ALMES(1) = ALM(1,IPA1)
- MPOS(1) = 1
- MANG(1) = 1
- MPOS(2) = 0
- MANG(2) = 0
- IVERTEX = 1
-* -- Fit V,1,3,4,5 pour la recherche dans 2
-
- CALL TRACKF_FIT(IVERTEX,PEST,PSTEP,PXZINV,TPHI,TALAM,
- & XVERT,YVERT)
-
-* !!! ATTENTION aux erreurs
-
- P2 = (1.0D0 + TALAM**2)/(PXZINV**2)
-
- if (idstation.eq.8) then ! DZ_CH = 8 CM
- EPH=SIGCUT*SQRT(3.15D-6+9.21D-3/P2)
- EAL=SIGCUT*SQRT(5.94D-4)
- EXM=SIGCUT*SQRT(4.16D-2+182./P2)
- EYM=SIGCUT*SQRT(2.13)
- else if (idstation.eq.20) then ! DZ_CH = 20 CM
- EPH=SIGCUT*SQRT(9.58D-7+8.93D-3/P2)
- EAL=SIGCUT*SQRT(1.D-4)
- EXM=SIGCUT*SQRT(4.0D-2+11.4/P2)
- EYM=SIGCUT*SQRT(5.5D-2+44.35/P2)
- end if
-
- EEXM(2) = EXM/SIGCUT
- EEYM(2) = EYM/SIGCUT
- EEPH(2) = EPH/SIGCUT
- EEAL(2) = EAL/SIGCUT
-** DO IEX = 1,5
-** EEXM(IEX) = EEXM(2)
-** EEYM(IEX) = EEYM(2)
-** EEPH(IEX) = EEPH(2)
-** EEAL(IEX) = EEAL(2)
-** ENDDO
-
- X1 = XPL(2,1)
- Y1 = YPL(2,1)
- X2 = XPL(2,2)
- Y2 = YPL(2,2)
- PHI1 = PHPL(2)
- ALAM1 = ALPL(2)
-
- CALL DISTMIN4(X1,Y1,PHI1,ALAM1,2,EXM,EYM,EPH,EAL,
- & IPA1PA2,IFIND2)
-
- CALL CHECK_HISTO4(51,2,IPA1PA2,5,JJ5,X1,Y1,PHI1,ALAM1,
- & P1,EXM,EYM,EPH,EAL)
- IF (IPA1PA2.GT.0) THEN
- JJ1 = IPA1
- JJ2 = IPA1PA2
- XMES(2) = XM(2,JJ2)
- YMES(2) = YM(2,JJ2)
- IZMES(2) = IZM(2,JJ2)
- PHMES(2) = PHM(2,JJ2)
- ALMES(2) = ALM(2,JJ2)
- MPOS(2) = 1
- MANG(2) = 1
- GOTO 123
- ELSE
- CALL DISTMIN2(X1,Y1,X2,Y2,2,EXM,EYM,0.D0,0.D0,IPA1P2,
- & IFIND2)
- CALL CHECK_HISTO2(0,2,IPA1P2,5,JJ5,X1,Y1,X2,Y2,P1,
- & EXM,EYM,0.D0,0.D0)
- ENDIF
- ENDIF
-* -- Selection par type de candidat
- IF (IPA1PA2.EQ.0.OR.IPA2PA1.EQ.0) THEN
- IF (IPA2.GT.0.AND.IPA2P1.GT.0) THEN
- JJ2 = IPA2
- JJ1 = IPA2P1
- XMES(1) = XM(1,JJ1)
- YMES(1) = YM(1,JJ1)
- IZMES(1) = IZM(1,JJ1)
- MPOS(1) = 1
- MANG(1) = 0
- MPOS(2) = 1
- MANG(2) = 1
- ELSEIF(IPA1.GT.0.AND.IPA1P2.GT.0) THEN
- JJ1 = IPA1
- JJ2 = IPA1P2
- XMES(2) = XM(2,JJ2)
- YMES(2) = YM(2,JJ2)
- IZMES(2) = IZM(2,JJ2)
- MPOS(1) = 1
- MANG(1) = 1
- MPOS(2) = 1
- MANG(2) = 0
- ENDIF
- ENDIF
-
- 123 CONTINUE
-***
- NTRACKFOLD = NTRACKF
- NMUONFOLD = NMUONF(1)+NMUONF(2)
- NGHOSTOLD = NGHOST
- CALL CHECK_MUON(JJ1,JJ2,JJ3,JJ4,JJ5,NTRACKF,NMUONF,
- & NGHOST,NERR,PXZINV,TPHI,TALAM,XVERT,YVERT)
-
- IF (NTRACKF.GT.NTRACKFOLD) THEN
- ISTAT(NTRACKF) = 0
- IF ((NMUONF(1)+NMUONF(2)).GT.NMUONFOLD) ISTAT(NTRACKF) = 1 ! Good muon
- IF (NGHOST.GT.NGHOSTOLD) ISTAT(NTRACKF) = 2 ! ghost track
- PXZOUT(NTRACKF) = 1./PXZINV
- TPHIOUT(NTRACKF) = TPHI
- TALAMOUT(NTRACKF) = TALAM
- XVERTOUT(NTRACKF) = XVERT
- YVERTOUT(NTRACKF) = YVERT
- PXVOUT(NTRACKF) = PVERT1(IP(5,JJ5))
- PYVOUT(NTRACKF) = PVERT2(IP(5,JJ5))
- PZVOUT(NTRACKF) = PVERT3(IP(5,JJ5))
- CHI2OUT(NTRACKF) = CHI2PL
- ENDIF
-***
- ENDDO ! end loop on candidats NCAN
-
- 125 IF (NMU345(1).EQ.1.AND.NMU345(2).EQ.1) NRES(2) = NRES(2) + 1
-
- IF (IDEBUG.GE.2) THEN
- PRINT *,'RECO_TRACKF nb of good muons 3 4 5 :'
- & ,(NMU345(1)+NMU345(2))
-
- ENDIF
-
- IF (IDEBUG.GE.2) THEN
- PRINT *,'RECO_TRACKF nb of track/evt :',NTRACKF
- PRINT *,'RECO_TRACKF nb of good muon/evt :',NMUONF(1)+NMUONF(2)
- PRINT *,'RECO_TRACKF nb of ghost/evt :',NGHOST
- DO I = 1,4
- PRINT *,'RECO_TRACKF nb of error in st',I,'/evt:',NERR(I)
- ENDDO
- ENDIF
- IF (NTRMU.GE.2) NRES(5) = NRES(5)+1
- IF ((NMUONF(1)+NMUONF(2)).EQ.2) NRESF = NRESF+1
- NMUONALL = NMUONALL+NMUONF(1)+NMUONF(2)
- NGHOSTALL = NGHOSTALL+NGHOST
- NTRACKFALL = NTRACKFALL+NTRACKF
- DO I = 1,4
- NERRALL(I) = NERRALL(I)+NERR(I)
- ENDDO
-
- CALL TRACKF_OUT(IR,NTRACKF)
-***
- RETURN
- END
-
-**********************************************************************
- SUBROUTINE TRACKF_OUT(IR,NTRACKF)
-**********************************************************************
-*
-*
-**********************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5)
- PARAMETER (NBCHAMBER=10,NTRMAX=500)
-
- COMMON/RECOUT/JJO(NBCHAMBER,NTRMAX),XMESO(NBCHAMBER,NTRMAX),
- & YMESO(NBCHAMBER,NTRMAX)
-
- COMMON/TRACKFOUT/IEVOUT,NTREVT,JJOUT(NBCHAMBER,NTRMAX),
- & ISTAT(NTRMAX),PXZOUT(NTRMAX),TPHIOUT(NTRMAX),
- & TALAMOUT(NTRMAX),XVERTOUT(NTRMAX),YVERTOUT(NTRMAX),
- & CHI2OUT(NTRMAX),
- & XMESOUT(NBCHAMBER,NTRMAX),YMESOUT(NBCHAMBER,NTRMAX)
- & ,PXVOUT(NTRMAX),PYVOUT(NTRMAX),PZVOUT(NTRMAX)
-**
- IEVOUT = IR
- NTREVT = NTRACKF
- IF (NTREVT.GT.0) THEN
- DO ITR = 1,NTREVT
- ICH = 0
- DO IST = 1,NBSTATION
- DO ILOOP = 1,2
- ICH = ICH + 1
- JJOUT(ICH,ITR) = JJO(ICH,ITR)
- IF (JJOUT(ICH,ITR).GT.0) THEN
- XMESOUT(ICH,ITR) = XMESO(ICH,ITR)
- YMESOUT(ICH,ITR) = YMESO(ICH,ITR)
- ENDIF
- ENDDO
- ENDDO
- ENDDO
- ENDIF
-
-
- RETURN
- END
-**********************************************************************
- SUBROUTINE CHECK_MUON(JJ1,JJ2,JJ3,JJ4,JJ5,
- & NTRACKF,NMUONF,NGHOST,NERR,PXZINV,TPHI,TALAM,
- & XVERT,YVERT)
-**********************************************************************
-* Check muon track candidate using GEANT informations
-*
-**********************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-* --
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5)
- PARAMETER (NBCHAMBER=10,NTRMAX=500)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
- COMMON/VERIFGEANT/ITTROUGH(MAXTRK,NBSTATION),
- & IT_LIST(MAXTRK),IT_NP(MAXTRK),ITCHECK(MAXTRK),
- & ITRACK(MAXHITTOT)
-
- COMMON/MEASUR/XMES(NBSTATION),YMES(NBSTATION),IZMES(NBSTATION),
- & PHMES(NBSTATION),ALMES(NBSTATION),MPOS(NBSTATION),
- & MANG(NBSTATION)
-
- COMMON/RECOUT/JJO(NBCHAMBER,NTRMAX),XMESO(NBCHAMBER,NTRMAX),
- & YMESO(NBCHAMBER,NTRMAX)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
- COMMON/MAGNET/BL3,B0
-
- REAL*4 R1,R2
- DATA R1,R2/0.,1./
-
- DIMENSION NERR(NBSTATION),JJK(NBSTATION),NMUONF(2)
-
-* print*,' *** appel de la subroutine check_muon ***'
-
- IF (JJ1.GT.0.AND.JJ2.GT.0.AND.JJ3.GT.0.AND.JJ4.GT.0
- & .AND.JJ5.GT.0) THEN
- IDFIND = ID(IP(5,JJ5))
- IT = ITRACK(IP(5,JJ5))
- JJK(1) = JJ1
- JJK(2) = JJ2
- JJK(3) = JJ3
- JJK(4) = JJ4
- JJK(5) = JJ5
- NTRACKF = NTRACKF+1
- DO I = 1,NBCHAMBER
- JJO(I,NTRACKF) = 0
- ENDDO
- ICH1 = -1
- DO IST = 1,5
- ICH1 = ICH1 + 2
- IF (XMR(IST,JJK(IST),1).LT.999.) THEN
- JJO(ICH1,NTRACKF) = JJK(IST)
- XMESO(ICH1,NTRACKF) = XMR(IST,JJK(IST),1)
- YMESO(ICH1,NTRACKF) = YMR(IST,JJK(IST),1)
- ICH2 = ICH1 + 1
- IF (MANG(IST).EQ.1) THEN
- JJO(ICH2,NTRACKF) = JJK(IST)
- XMESO(ICH2,NTRACKF) = XMR(IST,JJK(IST),2)
- YMESO(ICH2,NTRACKF) = YMR(IST,JJK(IST),2)
- ENDIF
- ELSE
- ICH2 = ICH1+1
- JJO(ICH2,NTRACKF) = JJK(IST)
- XMESO(ICH2,NTRACKF) = XMR(IST,JJK(IST),2)
- YMESO(ICH2,NTRACKF) = YMR(IST,JJK(IST),2)
- ENDIF
- ENDDO
-
- CALL CHFILL(700,SNGL(XVERT),R1,R2)
- CALL CHFILL(701,SNGL(YVERT),R1,R2)
-
- IF (ITCHECK(IT).EQ.1) THEN
-
-
- IF (ID(IP(1,JJ1)).EQ.IDFIND .AND.
- & ID(IP(2,JJ2)).EQ.IDFIND .AND.
- & ID(IP(3,JJ3)).EQ.IDFIND .AND.
- & ID(IP(4,JJ4)).EQ.IDFIND) THEN
-
- IF (ITYP(IP(5,JJ5)).EQ.5) NMUONF(1) = 1 ! Bon muon
- IF (ITYP(IP(5,JJ5)).EQ.6) NMUONF(2) = 1 ! Bon muon
-
- PT = SQRT(PVERT1(IP(5,JJ5))**2+PVERT2(IP(5,JJ5))**2)
- PZ = PVERT3(IP(5,JJ5))
- E = SQRT(PT**2+PZ**2+0.1056**2)
- YRAP = 0.5*DLOG((E+PZ)/(E-PZ))
- PHIM = DATAN2(PVERT2(IP(5,JJ5)),PVERT1(IP(5,JJ5)))
- CALL CHFILL(801,SNGL(YRAP),R1,R2)
- CALL CHFILL(901,SNGL(PT),R1,R2)
- CALL CHFILL(911,SNGL(PHIM),R1,R2)
- ELSE
-
- NGHOST = NGHOST+1 ! ghost
-
- PT = SQRT(PVERT1(IP(5,JJ5))**2+PVERT2(IP(5,JJ5))**2)
- PZ = PVERT3(IP(5,JJ5))
- E = SQRT(PT**2+PZ**2+0.1056**2)
- YRAP = 0.5*DLOG((E+PZ)/(E-PZ))
- PHIM = DATAN2(PVERT2(IP(5,JJ5)),PVERT1(IP(5,JJ5)))
- CALL CHFILL(802,SNGL(YRAP),R1,R2)
- CALL CHFILL(902,SNGL(PT),R1,R2)
- CALL CHFILL(912,SNGL(PHIM),R1,R2)
- ENDIF
- ENDIF
- ENDIF
- IF (ITCHECK(ITRACK(IP(5,JJ5))).EQ.1) THEN
- IF (JJ3.EQ.0) NERR(3) = NERR(3)+1
- IF (JJ3.NE.0) THEN
-
- IF (JJ1.EQ.0) NERR(1) = NERR(1)+1
- IF (JJ2.EQ.0) NERR(2) = NERR(2)+1
- IF (JJ1.EQ.0) print*,'hit not found stations 1', NERR(1)
- IF (JJ2.EQ.0) print*,'hit not found stations 2', NERR(2)
-
- ENDIF
- PT = SQRT(PVERT1(IP(5,JJ5))**2+PVERT2(IP(5,JJ5))**2)
- PZ = PVERT3(IP(5,JJ5))
- E = SQRT(PT**2+PZ**2+0.1056**2)
- YRAP = 0.5*DLOG((E+PZ)/(E-PZ))
- PHIM = DATAN2(PVERT2(IP(5,JJ5)),PVERT1(IP(5,JJ5)))
- CALL CHFILL(800,SNGL(YRAP),R1,R2)
- CALL CHFILL(900,SNGL(PT),R1,R2)
- CALL CHFILL(910,SNGL(PHIM),R1,R2)
- ENDIF
-
- RETURN
- END
-
-
-*************************************************************************
- SUBROUTINE RECO_SUM
-*************************************************************************
-*
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-*
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5)
- PARAMETER (NBCHAMBER=10,NTRMAX=500)
-*
- COMMON/TRACKFOUT/IEVOUT,NTREVT,JJOUT(NBCHAMBER,NTRMAX),
- & ISTAT(NTRMAX),PXZOUT(NTRMAX),TPHIOUT(NTRMAX),
- & TALAMOUT(NTRMAX),XVERTOUT(NTRMAX),YVERTOUT(NTRMAX),
- & CHI2OUT(NTRMAX),
- & XMESOUT(NBCHAMBER,NTRMAX),YMESOUT(NBCHAMBER,NTRMAX)
- & ,PXVOUT(NTRMAX),PYVOUT(NTRMAX),PZVOUT(NTRMAX)
-*
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-*
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-*
- COMMON/RECOUT/JJO(NBCHAMBER,NTRMAX),XMESO(NBCHAMBER,NTRMAX),
- & YMESO(NBCHAMBER,NTRMAX)
-*
- COMMON/TRACKSUM/NRES(5),NRESF,NTRMUALL,NMUONALL,NGHOSTALL,
- & NTRACKFALL,NERRALL(NBSTATION),IR
-*
- COMMON/PRECSUM/NRESF1,NMUONALL1,NGHOSTALL1,NTRACKFALL1
-*
- REAL*4 PXR,PYR,PZR,ZVR,CHI2R,PXV,PYV,PZV
- COMMON/PAWCR4/IEVR,NTRACKR,ISTATR(NTRMAX),ISIGNR(NTRMAX),
- & PXR(NTRMAX),PYR(NTRMAX),PZR(NTRMAX),ZVR(NTRMAX),
- & CHI2R(NTRMAX),PXV(NTRMAX),PYV(NTRMAX),PZV(NTRMAX)
-*
- COMMON/DEBEVT/IDEBUG
-*
- DIMENSION ISEL(NTRMAX)
-
-*
- CALL RECO_SELECT(ISEL)
-*
- NMUF = 0
- NGHF = 0
-
- DO ITR = 1,NTREVT
- IF (ISEL(ITR).EQ.1) THEN
- NTRACKFALL1 = NTRACKFALL1 + 1
- IF (ISTAT(ITR).EQ.1) THEN
- NMUF = NMUF + 1
- NMUONALL1 = NMUONALL1 + 1
- ELSEIF (ISTAT(ITR).EQ.2) THEN
- NGHF = NGHF + 1
- NGHOSTALL1 = NGHOSTALL1 + 1
- ENDIF
- ENDIF
- ENDDO
-
- IF (NMUF.GE.2) NRESF1 = NRESF1 + 1
-*
- NTRACKR = 0
- DO ITR = 1,NTREVT
- IF (ISEL(ITR).EQ.1) THEN
- NTRACKR = NTRACKR + 1
- ISTATR(NTRACKR) = ISTAT(ITR)
- ISIGNR(NTRACKR) = 1
- IF (PXZOUT(ITR).LT.0.) ISIGNR(NTRACKR) = -1
- PXZ = ABS(PXZOUT(ITR))
- PHI = ATAN(TPHIOUT(ITR))
- ALAM = ATAN(TALAMOUT(ITR))
- PYR(NTRACKR) = PXZ*SIN(PHI)
- PXR(NTRACKR) = PXZ*TAN(ALAM)
- PZR(NTRACKR) = PXZ*COS(PHI)
- ZVR(NTRACKR) = 0.
- CHI2R(NTRACKR) = CHI2OUT(ITR)
- PXV(NTRACKR) = PXVOUT(ITR)
- PYV(NTRACKR) = PYVOUT(ITR)
- PZV(NTRACKR) = PZVOUT(ITR)
- ENDIF
- ENDDO
-
- CALL CHFNT(IEVR,NTRACKR,ISTATR,ISIGNR,
- & PXR,PYR,PZR,ZVR,CHI2R,PXV,PYV,PZV)
-
- IF (IDEBUG.GE.2) THEN
- PRINT *,'RECO_SUM evt number :',IEVOUT
- PRINT *,'RECO_SUM nb of track /evt :',NTRACKR
- PRINT *,'RECO_SUM nb of good muon /evt :',NMUF
- PRINT *,'RECO_SUM nb of ghost /evt :',NGHF
- IF (NTRACKR.GT.0) THEN
- DO ITR = 1,NTRACKR
- PRINT *,'RECO_SUM track number :',ITR
- PRINT *,'RECO_SUM CHI2OUT :',CHI2R(ITR)
- PRINT *,' PX GEANT= ', PXV(ITR),' PX RECONS= ',PYR(ITR)
- PRINT *,' PY GEANT= ', PYV(ITR),' PY RECONS= ',PXR(ITR)
- PRINT *,' PZ GEANT= ', PZV(ITR),' PZ RECONS= ',PZR(ITR)
- PXZV = SQRT( PYV(ITR)**2+PZV(ITR)**2)
- PXZR = SQRT( PXR(ITR)**2+PZR(ITR)**2)
- PRINT *,' PXZ GEANT= ', PXZV,' PXZ RECONS= ',PXZR
- FIV=ATAN2(DBLE(PYV(ITR)),DBLE(PZV(ITR)))
- ALAMV=ATAN2(DBLE(PXV(ITR)),DBLE(PXZV))
- FIR=ATAN2(DBLE(PXR(ITR)),DBLE(PZR(ITR)))
- ALAMR=ATAN2(DBLE(PYR(ITR)),DBLE(PXZR))
-** PRINT *,' PHI GEANT= ',FIV,' PXZ RECONS= ',FIR
-** PRINT *,' ALAM GEANT= ',ALAMV,' ALAM RECONS= ',ALAMR
- ENDDO
- ENDIF
- ENDIF
-
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE RECO_TERM
-*************************************************************************
-*
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-*
- PARAMETER(NBSTATION=5)
-*
- COMMON/TRACKSUM/NRES(5),NRESF,NTRMUALL,NMUONALL,NGHOSTALL,
- & NTRACKFALL,NERRALL(NBSTATION),IR
-*
- COMMON/PRECSUM/NRESF1,NMUONALL1,NGHOSTALL1,NTRACKFALL1
-*
- COMMON/DEBEVT/IDEBUG
-*
- CHARACTER*50 FILEBKG,FILERES,FILEOUT,FILEMIN
-*
- IF (IDEBUG.GE.1) THEN
- PRINT *,' '
- PRINT *,'RECO_TERM ***** SUMMARY TRACK-FINDING *****'
- PRINT *,'RECO_TERM nb of resonances :',NRES(5)
- PRINT *,'RECO_TERM nb of resonances 45 :',NRES(1)
- PRINT *,'RECO_TERM nb of resonances 345 :',NRES(2)
- PRINT *,'RECO_TERM nb of resonances found :',NRESF
- PRINT *,'RECO_TERM nb of muon track :',NTRMUALL
- PRINT *,'RECO_TERM nb of track found :',NTRACKFALL
- PRINT *,'RECO_TERM nb of muon track found :',NMUONALL
- PRINT *,'RECO_TERM nb of ghost found :',NGHOSTALL
- DO I = 1,4
- PRINT *,'RECO_TERM nb of error in st',I,':',NERRALL(I)
- ENDDO
-
- PRINT *,' '
- PRINT *,'RECO_TERM ***** SUMMARY PRECISION *****'
- PRINT *,'RECO_TERM nb of resonances found :',NRESF1
- PRINT *,'RECO_TERM nb of track found :',NTRACKFALL1
- PRINT *,'RECO_TERM nb of muon track found :',NMUONALL1
- PRINT *,'RECO_TERM nb of ghost found :',NGHOSTALL1
- ENDIF
-*
- CALL HIST_CLOSED
-
- RETURN
- END
-
-*************************************************************************
- SUBROUTINE RECO_PRECISION
-*************************************************************************
-*
-*
-*************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-*
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5,MAXCAN=1000,NTRMAX=500)
- PARAMETER (NPLANE=10)
-*
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-*
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-*
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-*
- COMMON/TRACKFOUT/IEVOUT,NTREVT,JJOUT(NPLANE,NTRMAX),
- & ISTAT(NTRMAX),PXZOUT(NTRMAX),TPHIOUT(NTRMAX),
- & TALAMOUT(NTRMAX),XVERTOUT(NTRMAX),YVERTOUT(NTRMAX),
- & CHI2OUT(NTRMAX),
- & XMESOUT(NPLANE,NTRMAX),YMESOUT(NPLANE,NTRMAX)
- & ,PXVOUT(NTRMAX),PYVOUT(NTRMAX),PZVOUT(NTRMAX)
-
-*
- COMMON/MEAS/LPLANE(NPLANE),XMP(NPLANE),YMP(NPLANE)
-*
- COMMON/FCNOUT/PXZEA,ALAMEA,PHIEA,XEA,YEA,NPLU,CHI2
-*
- COMMON/PRECCUT/PCUT,PTCUT,CHI2CUT
-*
- DIMENSION PARMU(MAXCAN,NPLANE,2),LPLANEMU(MAXCAN,NPLANE)
-*
- IF (NTREVT.EQ.0) RETURN
-
- DO ITR = 1,NTREVT
- ICH = 0
- DO IST = 1,NBSTATION
- DO ILOOP = 1,2
- ICH = ICH + 1
-** print *,' ich=',ich
- IF (JJOUT(ICH,ITR).GT.0) THEN
- LPLANEMU(ITR,ICH) = 1
- PARMU(ITR,ICH,1) = XMESOUT(ICH,ITR)
- PARMU(ITR,ICH,2) = YMESOUT(ICH,ITR)
-** print *,' x,y ', PARMU(ITR,ICH,1),PARMU(ITR,ICH,2)
- ELSE
- LPLANEMU(ITR,ICH) = 0
- ENDIF
- ENDDO
- ENDDO
- ENDDO
-*
- NTRACK = 0
- DO ICAN = 1,NTREVT
- DO ICH = 1,NPLANE
- LPLANE(ICH) = LPLANEMU(ICAN,ICH)
- XMP(ICH) = PARMU(ICAN,ICH,1)
- YMP(ICH) = PARMU(ICAN,ICH,2)
- ENDDO
-
- IF (LPLANE(1).GT.0) THEN
- X1 = XMP(1)
- Y1 = YMP(1)
- IPL1 = 1
- ELSE
- X1 = XMP(2)
- Y1 = YMP(2)
- IPL1 = 2
- ENDIF
- IF (LPLANE(3).GT.0) THEN
- X2 = XMP(3)
- Y2 = YMP(3)
- IPL2 = 3
- ELSE
- X2 = XMP(4)
- Y2 = YMP(4)
- IPL2 = 4
- ENDIF
- IF (LPLANE(7).GT.0) THEN
- X3 = XMP(7)
- IPL3 = 7
- ELSE
- X3 = XMP(8)
- IPL3 = 8
- ENDIF
- IF (LPLANE(9).GT.0) THEN
- X4 = XMP(9)
- IPL4 = 9
- ELSE
- X4 = XMP(10)
- IPL4 = 10
- ENDIF
-
- PHIAV = DATAN2((X2-X1),(ZPLANEP(IPL2)-ZPLANEP(IPL1)))
- PHIAP = DATAN2((X4-X3),(ZPLANEP(IPL4)-ZPLANEP(IPL3)))
- DPHI = (PHIAP-PHIAV)
- ASIGN = 1.
- IF (DPHI.LT.0.) ASIGN = -1. ! CCC
- PXZ = CONST/DABS(DPHI)
-** Cuts PXZ
- IF (PXZ.LT.PCUT) GO TO 2
-
- PXZINVI = ASIGN/PXZ ! CCC
-** PXZINVI = 1./PXZOUT(ICAN) ! CCC
-** PXZINVI = -1./49. ! CCC
- PHII = PHIAV
- ALAMI = DATAN2((Y2-Y1),DSQRT((X2-X1)**2
- & +(ZPLANEP(IPL2)-ZPLANEP(IPL1))**2))
- XVR = X1
- YVR = Y1
-** print *,' avant prec_fit pxzi phii alami x y',1./ PXZINVI,
-** & PHII, ALAMI ,XVR,YVR
-** PRINT *,' X1 X2 X3 X4',X1,X2,X3,X4
-** PRINT *,' Z1 Z2 Z3 Z4',ZPLANEP(IPL1),ZPLANEP(IPL2),
-** & ZPLANEP(IPL3),ZPLANEP(IPL4)
-** PRINT *,' CONST= ',CONST
-
-
- IF (CHI2OUT(ICAN).GT.CHI2CUT) GO TO 2
-
-** Fit des traces apres l'absorbeur
- CALL PREC_FIT (PXZINVI,PHII,ALAMI,XVR,YVR,
- & PXZINVF,PHIF,ALAMF,XVERTF,YVERTF,EPXZINV,EPHI,EALAM,
- & EXVERT,EYVERT)
-
-** Correction de Branson
- CALL BRANSON(PXZEA,PHIEA,ALAMEA,XEA,YEA)
-
- PXZ1 = DABS(PXZEA)
- PX1 = PXZ1*DSIN(PHIEA)
- PY1 = PXZ1*DTAN(ALAMEA)
- PT1 = DSQRT(PX1**2+PY1**2)
-** Cuts PT
- IF (PT1.LT.PTCUT) GO TO 2
-** Cuts CHI2
- IF ((CHI2/FLOAT(2*NPLU-5)).GT.CHI2CUT) GO TO 2
-
- NTRACK = NTRACK + 1
- DO ICH = 1,NPLANE
- JJOUT(ICH,NTRACK) = JJOUT(ICH,ICAN)
- XMESOUT(ICH,NTRACK) = XMESOUT(ICH,ICAN)
- YMESOUT(ICH,NTRACK) = YMESOUT(ICH,ICAN)
- ENDDO
- ISTAT(NTRACK) = ISTAT(ICAN)
- PXZOUT(NTRACK) = PXZEA
- TPHIOUT(NTRACK) = DTAN(PHIEA)
- TALAMOUT(NTRACK) = DTAN(ALAMEA)
- XVERTOUT(NTRACK) = XEA
- YVERTOUT(NTRACK) = YEA
- CHI2OUT(NTRACK) = CHI2/FLOAT(2*NPLU-5)
-
-
-** print *,' reco_precision pxz tphi talam xvert yvert chi2',
-** & PXZEA,PHIEA,ALAMEA,
-** & XEA,YEA,CHI2/FLOAT(2*NPLU-5)
- 2 CONTINUE
- ENDDO
- NTREVT = NTRACK
-
- RETURN
- END
-
-
-************************************************************************
- SUBROUTINE ORDONNE_HIT(ICH,HCUT)
-**************************************************************************
-*
-* Sort hits in station ICH according to the "impact parameter" HHIT
-*
-**************************************************************************
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
- COMMON/VERIFGEANT/ITTROUGH(MAXTRK,NBSTATION),
- & IT_LIST(MAXTRK),IT_NP(MAXTRK),ITCHECK(MAXTRK),
- & ITRACK(MAXHITTOT)
-
- COMMON/HCHHIT/HHIT(MAXHITCH),INDEXTAB(MAXHITCH),INDEXMAX
-*
- COMMON/DEBEVT/IDEBUG
-*
- REAL*4 H4(MAXHITCH)
-* tri des impulsion par ordre decroissant
-* le tab INDEXTAB contient les j ordonnes
-* INDEXMAX est l indice max du tableau = NBHIT si pas de contrainte
-
- JJ=0
- INDEXMAX = 0
-* boucle sur le nombre de hits candidats de la station
-
- DO J=1,JHIT(ICH)
-
- IF (PHM(ICH,J).LT.6.3) THEN !2pi=6.3 radian
- JJ=JJ+1
-* calcul du h dans XOY a z=0
- HHIT(J)=ABS(XM(ICH,J)-ZPLANE(ICH)*PHM(ICH,J))
-* cut en Pxz
- IF (HHIT(J).LT.HCUT) THEN
- INDEXMAX=INDEXMAX+1
- INDEXTAB(INDEXMAX)=J
- ELSEIF(ITCHECK(ITRACK(IP(ICH,J))).EQ.1) THEN
- IF (IDEBUG.GE.2) THEN
- PRINT *,'ORDONNE_HIT rejet muon/res in st.',ICH,
- & ' h=',HHIT(J)
- ENDIF
- ENDIF
- ENDIF
- ENDDO
-
- NBHIT=JHIT(ICH)
-
- DO I = 1,NBHIT
- H4(I) = SNGL(HHIT(I))
- ENDDO
-
- CALL SORTZV(H4,INDEXTAB,INDEXMAX,-1,0,1)
-
- DO I = 1,NBHIT
- HHIT(I) = DBLE(H4(I))
- ENDDO
-** PRINT *,'ORDONNE st. numero',ICH
-** PRINT *,'ORDONNE nb de hits initiaux dans st.',ICH,':',JHIT(ICH)
-** PRINT *,'ORDONNE nb de hits avec mes. angulaire:',JJ
-** PRINT *,'ORDONNE nb de hits avec mes. ang. et cut en Pxz:',INDEXMAX
- IF (IDEBUG.GE.2) THEN
- PRINT *,'ORDONNE_HIT nb de hits accepte dans st.',ICH,':',
- & INDEXMAX
- ENDIF
-
- RETURN
- END
-***********************************************************************************
- SUBROUTINE DISTMIN4(X1,Y1,PHI1,ALAM1,ICH,EX,EY,EPHI,ELAM,IFIND,
- & IFIND2)
-***********************************************************************************
-* Find the nearest hit in station ICH in the (X,Y,lambda,phi) phase space
-*
-***********************************************************************************
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,NBSTATION=5)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
- DIMENSION IFIND2(10)
-
- IFIND = 0
- DO I = 1,10
- IFIND2(I) = 0
- ENDDO
-
- DISTMIN=4.
- NF = 0
- DO I=1,JHIT(ICH)
- IF (PHM(ICH,I).LE.6.3) THEN ! vector measurement
- IF (ABS(PHI1-PHM(ICH,I)) .LT. EPHI .AND.
- & ABS(ALAM1-ALM(ICH,I)) .LT. ELAM .AND.
- & ABS(X1-XM(ICH,I)) .LT. EX .AND.
- & ABS(Y1-YM(ICH,I)) .LT. EY) THEN
- DIST = ((PHI1-PHM(ICH,I))/EPHI)**2 +
- & ((ALAM1-ALM(ICH,I))/ELAM)**2 +
- & ((X1-XM(ICH,I))/EX)**2 +
- & ((Y1-YM(ICH,I))/EY)**2
- NF = NF+1
- IF (NF.LE.10) IFIND2(NF) = I
- IF (DIST .LT. DISTMIN) THEN
- DISTMIN = DIST
- IFIND = I
- ENDIF
- ENDIF
- ENDIF
- ENDDO
-
- RETURN
- END
-***********************************************************************************
- SUBROUTINE DISTMIN2(X1,Y1,X2,Y2,ICH,EX1,EY1,EX2,EY2,IFIND,IFIND2)
-***********************************************************************************
-* Find the nearest hit in station ICH in the (X,Y) space
-*
-***********************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,NBSTATION=5)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
- DIMENSION IFIND2(10)
-
- IFIND = 0
- DO I = 1,10
- IFIND2(I) = 0
- ENDDO
-
- DISTMIN=2.
- NF = 0
- DO I=1,JHIT(ICH)
- IF (IZM(ICH,I).EQ.1) THEN ! 1st chamber
- X = X1
- Y = Y1
- ELSE ! 2nd chamber
- X = X2
- Y = Y2
- ENDIF
- EX = EX1
- EY = EY1
- IF (ICH.EQ.4.OR.ICH.EQ.5) THEN
- IF (IZM(ICH,I).EQ.1) THEN
- EX = EX1
- EY = EY1
- ELSE
- EX = EX2
- EY = EY2
- ENDIF
- ENDIF
- IF (ABS(X-XM(ICH,I)) .LT. EX .AND.
- & ABS(Y-YM(ICH,I)) .LT. EY) THEN
- DIST = ((X-XM(ICH,I))/EX)**2 +
- & ((Y-YM(ICH,I))/EY)**2
- NF = NF+1
- IF (NF.LE.10) IFIND2(NF) = I
- IF (DIST .LT. DISTMIN) THEN
- DISTMIN = DIST
- IFIND = I
- ENDIF
- ENDIF
- ENDDO
-
- RETURN
- END
-********************************************************************************
- SUBROUTINE H_ACCEPTANCE(ICH)
-********************************************************************************
-* Etude de l'acceptance des resonnances en fonction du H
-* dans la station ICH
-*
-* INPUT : ICH
-* OUTPUT : Histo #1
-********************************************************************************
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,MAXTRK=50000,MAXHITTOT=20000,
- & NBSTATION=5)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
- COMMON/VERIFGEANT/ITTROUGH(MAXTRK,NBSTATION),
- & IT_LIST(MAXTRK),IT_NP(MAXTRK),ITCHECK(MAXTRK),
- & ITRACK(MAXHITTOT)
-
- COMMON/HCHHIT/HHIT(MAXHITCH),INDEXTAB(MAXHITCH),INDEXMAX
-
- REAL*4 R1,R2
- DATA R1,R2/0.,1./
-
- NMUONI = 0
- DO J = 1,JHIT(ICH)
- IF (ITYP(IP(ICH,J)).EQ.5.OR.ITYP(IP(ICH,J)).EQ.6) THEN
- ISTAK = ID(IP(ICH,J))
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
- IF (ISTAK.EQ.0) THEN
-** PRINT *,'ACCEPT. id du muon dans st.',ICH,':',ITYP(IP(ICH,J))
- NMUONI = NMUONI+1
- ENDIF
- ENDIF
- ENDDO
-* PRINT *,'ACCEPT. nb de muons/res total dans st.',ICH,':',NMUONI
-* pause
-
- DO IH = 1,500
- HCUT = IH
-* Sort hits in st. z
- CALL ORDONNE_HIT(ICH,HCUT)
- NMUON = 0
- DO IND = 1,INDEXMAX
- IIND = IP(ICH,INDEXTAB(IND))
- IDPART = ITYP(IIND)
- ISTAK = ID(IIND)
- ISTAK = MOD(ISTAK,30000)
- ISTAK = MOD(ISTAK,10000)
-** PRINT *,' IDPART=',IDPART,' ISTAK=',ISTAK
- IF (IDPART.EQ.5.OR.IDPART.EQ.6.AND.ISTAK.EQ.0) THEN
- NMUON = NMUON+1
- ENDIF
- ENDDO
- IF (NMUON.EQ.2.AND.NMUONI.EQ.2) THEN
- CALL CHFILL(ICH*100,SNGL(HCUT),R1,R2)
- ENDIF
- ENDDO
-
- RETURN
- END
-
-********************************************************************************
- SUBROUTINE OLDFOLLOW(ZSTR,PEST,IFLAG,XPL,YPL,PHPL,ALPL)
-********************************************************************************
-* Calculate the particle trajectory in the spectrometer and
-* (XPL,YPL,PHPL,ALPL)
-* for the 5 stations.
-*
-********************************************************************************
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-*
- PARAMETER(NBSTATION=5)
-*
- DIMENSION XPL(NBSTATION,2),YPL(NBSTATION,2),PHPL(NBSTATION),
- & ALPL(NBSTATION),PEST(NBSTATION)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
- COMMON /MEASUR/XMES(NBSTATION),YMES(NBSTATION),IZMES(NBSTATION),
- & PHMES(NBSTATION),ALMES(NBSTATION),MPOS(NBSTATION),
- & MANG(NBSTATION)
- COMMON /MAGNET/BL3,B0
-
- LOGICAL LFLAG, LFLAG1
-
- XSTR = PEST(4)
- YSTR = PEST(5)
- PXZINV = PEST(1)
- TPHI = PEST(2)
- PHI = ATAN(TPHI)
- TALAM = PEST(3)
- PXZ = 1.0/PXZINV
- PY = ABS(PXZ)*TALAM
- PX = -ABS(PXZ)*SIN(PHI)
- PZ = -ABS(PXZ)*COS(PHI)
- PXY = SQRT(PX**2 + PY**2)
- FI=ATAN2(DBLE(PY),DBLE(PX))
- SINFI = SIN(FI)
- COSFI = COS(FI)
- TTHET = PZ/PXY
- RS = PXY*(100.0/(0.299792458*BL3))
- IF(PXZINV.LT.0.0) RS = -RS
-* XC = XSTR + RS*SIN(FI)
-* YC = YSTR - RS*COS(FI)
- PX0 = PX
- PY0 = PY
- LFLAG = .TRUE.
- LFLAG1 = .TRUE.
-* PRINT *, XC,YC,RS,FI,TTHET,PXY,PZ
-
- DO J = 1,5
-
- IF (IFLAG.EQ.3 .OR. MPOS(J).EQ.1) THEN
- IF(ZPLANE(J) .GT. ZCOIL) THEN
-* DFI = (ZPLANE(J)-ZSTR)/(TTHET*RS)
-* FIN = FI - DFI
-* XPL(J,1) = XC - RS*SIN(FIN)
-* YPL(J,1) = YC + RS*COS(FIN)
- DFR = (ZPLANE(J)-ZSTR)/TTHET
- XPL(J,1) = XSTR + DFR*COSFI + 0.5D0*DFR*DFR*SINFI/RS
- YPL(J,1) = YSTR + DFR*SINFI - 0.5D0*DFR*DFR*COSFI/RS
- DFR2 = (ZPLANE(J)-DZ_PL(J)-ZSTR)/TTHET
- XPL(J,2) = XSTR + DFR2*COSFI + 0.5D0*DFR2*DFR2*SINFI/RS
- YPL(J,2) = YSTR + DFR2*SINFI - 0.5D0*DFR2*DFR2*COSFI/RS
- IF (IFLAG.EQ.3 .OR. MANG(J).EQ.1) THEN
-* PX=PXY*COS(FIN)
-* PY=PXY*SIN(FIN)
- PX = PX0 + DFR * (PY0 - 0.5D0*PX0*DFR/RS) / RS
- PY = PY0 - DFR * (PX0 + 0.5D0*PY0*DFR/RS) / RS
- PHPL(J)=ATAN(PX/PZ)
- ALPL(J)=ATAN(PY/SQRT(PX**2+PZ**2))
- ENDIF
- ELSE
- IF( LFLAG) THEN
-* DFI = (ZCOIL-ZSTR)/(TTHET*RS)
-* FIN = FI - DFI
-* XCOIL = XC - RS*SIN(FIN)
-* YCOIL = YC + RS*COS(FIN)
- DFR = (ZCOIL-ZSTR)/TTHET
- XCOIL = XSTR + DFR*COSFI + 0.5D0*DFR*DFR*SINFI/RS
- YCOIL = YSTR + DFR*SINFI - 0.5D0*DFR*DFR*COSFI/RS
-* PX=PXY*COS(FIN)
-* PY=PXY*SIN(FIN)
- PX = PX0 + DFR * (PY0 - 0.5D0*PX0*DFR/RS) / RS
- PY = PY0 - DFR * (PX0 + 0.5D0*PY0*DFR/RS) / RS
- PXZ = SQRT(PX**2 + PZ**2)
- PHI=ATAN(PX/PZ)
- TALAM = PY/PXZ
- ALAM = ATAN(TALAM)
- RD = PXZ*(100.0/(0.299792458*B0))
- IF(PXZINV.LT.0.0) RD = -RD
- ZC = ZCOIL - RD*SIN(PHI)
- XC = XCOIL + RD*COS(PHI)
- IF(ABS(ZMAGEND-ZC).GT.ABS(RD)) STOP 'FOLLOW'
- LFLAG = .FALSE.
- ENDIF
- IF(ZPLANE(J) .GT. ZMAGEND) THEN
- FIN = ASIN((ZPLANE(J) - ZC)/RD)
- XPL(J,1)= XC - RD*COS(FIN)
- YPL(J,1)= YCOIL - RD*(FIN - PHI)*TALAM
- FIN2 = ASIN((ZPLANE(J)-DZ_PL(J) - ZC)/RD)
- XPL(J,2)= XC - RD*COS(FIN2)
- YPL(J,2)= YCOIL - RD*(FIN2 - PHI)*TALAM
- PHPL(J)=FIN
- ALPL(J)=ALAM
- ELSE
- IF (LFLAG1) THEN
- FIN = ASIN((ZMAGEND - ZC)/RD)
- XMAGEND = XC - RD*COS(FIN)
- YMAGEND = YCOIL - RD*(FIN - PHI)*TALAM
- TPHI = TAN(FIN)
- CPHI = COS(FIN)
- LFLAG1 = .FALSE.
- ENDIF
- XPL(J,1) = XMAGEND + (ZPLANE(J)-ZMAGEND)*TPHI
- YPL(J,1) = YMAGEND - (ZPLANE(J)-ZMAGEND)*TALAM/CPHI
- XPL(J,2) = XMAGEND + (ZPLANE(J)-DZ_PL(J)-ZMAGEND)*TPHI
- YPL(J,2) = YMAGEND - (ZPLANE(J)-DZ_PL(J)-ZMAGEND)*
- & TALAM/CPHI
- PHPL(J)=FIN
- ALPL(J)=ALAM
- ENDIF
- ENDIF
- ENDIF
- ENDDO
- RETURN
- END
-********************************************************************************
- SUBROUTINE FOLLOW(ZSTR,PEST,IFLAG,XPL,YPL,PHPL,ALPL)
-********************************************************************************
-* Calculate the particle trajectory in the spectrometer
-* (XPL,YPL,PHPL,ALPL)
-* for the 5 stations.
-* Runge Kutta
-********************************************************************************
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-*
- PARAMETER(NBSTATION=5,NPLANE=10)
-*
- DIMENSION XPL(NBSTATION,2),YPL(NBSTATION,2),PHPL(NBSTATION),
- & ALPL(NBSTATION),PEST(NBSTATION)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- COMMON /MEASUR/XMES(NBSTATION),YMES(NBSTATION),IZMES(NBSTATION),
- & PHMES(NBSTATION),ALMES(NBSTATION),MPOS(NBSTATION),
- & MANG(NBSTATION)
-
-
- DIMENSION VECT(7),VOUT(7)
-
- STEP = 6. ! 1 cm
- NSTEPMAX = 5000
-
- ASIGN = 1.
- IF (PEST(1).LT.0.) ASIGN = -1.
- TPHI = -1.*PEST(2)
- PHI = DATAN(TPHI)
- TALAM = PEST(3)
- ALAM = DATAN(TALAM)
- PXZ = DABS(1./PEST(1))
-
- PX = PXZ*DSIN(PHI)
- PY = PXZ*DTAN(ALAM)
- PZ = PXZ*DCOS(PHI)
- PTOT = PXZ/DCOS(ALAM)
-
- VECT(1) = PEST(4)
- VECT(2) = PEST(5)
- VECT(3) = 0.
- VECT(4) = PX/PTOT
- VECT(5) = PY/PTOT
- VECT(6) = PZ/PTOT
- VECT(7) = PTOT
-
- Z = VECT(3)
- NSTEP = 0
-*
-** Runge Kutta
-** PRINT *,' AV GRKUTA ASIGN',ASIGN,' THET',THET
- ISTOLD = 0
- DO ICH = 1,NPLANE
-
- IST = INT(FLOAT(ICH+1)/2.)
-
-
- DO WHILE (Z.GE.0..AND.Z.LT.ABS(ZPLANEP(ICH))
- & .AND.NSTEP.LE.NSTEPMAX)
- NSTEP = NSTEP+1
-** WRITE(6,*) NSTEP,(VECT(I),I=1,7)
-** CALL RECO_GRKUTA (ASIGN,STEP,VECT,VOUT) ! CCC
- CALL RECO_GHELIX (ASIGN,STEP,VECT,VOUT)
- DO I = 1,7
- VECT(I) = VOUT(I)
- ENDDO
- Z = VECT(3)
- ENDDO
- IF (IST.NE.ISTOLD) THEN
- IPCH = 1
- ELSE
- IPCH = 2
- ENDIF
- XPL(IST,IPCH) = VECT(1)-(Z-ABS(ZPLANEP(ICH)))*VECT(4)/VECT(6)
- YPL(IST,IPCH) = VECT(2)-(Z-ABS(ZPLANEP(ICH)))*VECT(5)/VECT(6)
- IF (IPCH.EQ.2) THEN
- DX = XPL(IST,2)-XPL(IST,1)
- DY = YPL(IST,2)-YPL(IST,1)
- PHPL(IST) = -1.*DATAN2(DX,DZ_PL(IST))
- ALPL(IST) = DATAN2(DY,DSQRT(DX**2+DZ_PL(IST)**2))
- ENDIF
- ISTOLD = IST
- ENDDO
-** print *,' vect= ',vect(1),vect(2),vect(3),vect(4),vect(5),
-** & vect(6),vect(7)
-
-
- RETURN
- END
-*******************************************************************************
- SUBROUTINE FCN(NPAR,GRAD,FVAL,PEST,IFLAG,FUTIL)
-*******************************************************************************
-* Calculate FVAL=CHI2 the function minimized by minuit for a given track
-*
-*******************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER(NBSTATION=5)
-
-* DIMENSION PEST(*),GRAD(*)
- DIMENSION PEST(5),GRAD(5)
- DIMENSION PEEST(NBSTATION)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
-
- COMMON/PRECIS/EEXM(NBSTATION),EEYM(NBSTATION),EEPH(NBSTATION),
- & EEAL(NBSTATION)
-
- COMMON /MEASUR/XMES(NBSTATION),YMES(NBSTATION),IZMES(NBSTATION),
- & PHMES(NBSTATION),ALMES(NBSTATION), MPOS(NBSTATION),
- & MANG(NBSTATION)
-
- COMMON /PLANE/XPL(NBSTATION,2),YPL(NBSTATION,2),PHPL(NBSTATION),
- & ALPL(NBSTATION),CHI2PL
-
- COMMON/VERTEX/ERRV,IVERTEX
-
- DIMENSION XC(NBSTATION),YC(NBSTATION)
-
- EXTERNAL RECOCHI2
-
- PEEST(1)=PEST(1)
- PEEST(2)=PEST(2)
- PEEST(3)=PEST(3)
- IF(IVERTEX.EQ.1) THEN
- PEEST(4)=PEST(4) ! position du vertex
- PEEST(5)=PEST(5)
- ELSE
- PEEST(4)=0.0D0
- PEEST(5)=0.0D0
- ENDIF
-
- ALAM = DATAN(PEST(3))
- PXZ = DABS(1./PEST(1))
- PTOT = PXZ/DCOS(ALAM)
-
-
- CALL FOLLOW (0.0D0,PEEST,IFLAG,XPL,YPL,PHPL,ALPL) ! calcul des
- IF(IFLAG.EQ.1) THEN ! points d impacts dans les
- PRINT *,'FCN ',XPL(4,1),XMES(4) ! plans
- PRINT *,'FCN ',YPL(4,1),YMES(4)
- PRINT *,'FCN ',XPL(5,1),XMES(5)
- PRINT *,'FCN ',YPL(5,1),YMES(5)
- ENDIF
-
- DO I = 1,NBSTATION
- XC(I) = XPL(I,1)
- YC(I) = YPL(I,1)
- ENDDO
-
- IF (IVERTEX.EQ.1) THEN
-
- FVAL = RECOCHI2(MPOS,MANG,XMES,YMES,ALMES,PHMES,
- & XC,YC,ALPL,PHPL,PTOT,IZMES,NPLPL)
-
- ELSE
-
- FVAL = 0.0D0
-
- NPLPL = 0
- DO J = 1,NBSTATION
- IF (MPOS(J).EQ.1) THEN
- NPLPL = NPLPL+1
- XPLC = XPL(J,IZMES(J))
- YPLC = YPL(J,IZMES(J))
- FF = (XMES(J) - XPLC)/EEXM(J)
- FVAL = FVAL + FF**2
- FF = (YMES(J) - YPLC)/EEYM(J)
- FVAL = FVAL + FF**2
- ENDIF
- IF (MANG(J).EQ.1) THEN
- NPLPL = NPLPL+1
- FF = (PHMES(J) - PHPL(J))/EEPH(J)
- FVAL = FVAL + FF**2
- FF = (ALMES(J) - ALPL(J))/EEAL(J)
- FVAL = FVAL + FF**2
- ENDIF
- ENDDO
-
- ENDIF
-
- NPARAM = 3
- IF (IVERTEX.EQ.1) NPARAM = 5
- CHI2PL = FVAL/FLOAT(2*NPLPL-NPARAM)
-
- RETURN
- END
-********************************************************************************
- SUBROUTINE STOCK_CANDIDAT(ICH1,JHITCH1,ICH2,IFIND,IFIND2,EXM,EYM,
- & EPH,EAL,NCAN,ICODE)
-********************************************************************************
-* Fill common CANDIDAT with track candidates from the search in stations 4&5
-*
-********************************************************************************
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITTOT=20000,MAXHITCH=10000,NBSTATION=5,MAXCAN=1000)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
-
- COMMON/CANDIDAT/JCAN(NBSTATION,MAXCAN),JCANTYP(MAXCAN),
- & EEX(MAXCAN),EEY(MAXCAN),EEP(MAXCAN),EEA(MAXCAN)
- DIMENSION IFIND2(10)
-
-** PRINT *,'STOCK st. init.=',ICH1,'id. init.=',ID(IP(ICH1,JHITCH1))
-** PRINT *,'STOCK st. finale=',ICH2,'id. final=',ID(IP(ICH2,IFIND))
-** PRINT *,'STOCK ifind=',IFIND
-** PRINT *,'STOCK icode=',ICODE
-
- DO I = 1,10
- IF (IFIND2(I).GT.0) THEN
- NCAN = NCAN+1
- JCAN(ICH1,NCAN) = JHITCH1
- JCAN(ICH2,NCAN) = IFIND2(I)
- JCANTYP(NCAN) = ICODE
- EEX(NCAN) = EXM
- EEY(NCAN) = EYM
- EEP(NCAN) = EPH
- EEA(NCAN) = EAL
- ENDIF
- ENDDO
-
- RETURN
- END
-*******************************************************************************
- SUBROUTINE FCNOLD(NPAR,GRAD,FVAL,PEST,IFLAG,FUTIL)
-*******************************************************************************
-* Calculate FVAL=CHI2 the function minimized by minuit for a given track
-*
-*******************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER(NBSTATION=5)
-
-* DIMENSION PEST(*),GRAD(*)
- DIMENSION PEST(5),GRAD(5)
- DIMENSION PEEST(NBSTATION)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
-
- COMMON/PRECIS/EEXM(NBSTATION),EEYM(NBSTATION),EEPH(NBSTATION),
- & EEAL(NBSTATION)
-
- COMMON /MEASUR/XMES(NBSTATION),YMES(NBSTATION),IZMES(NBSTATION),
- & PHMES(NBSTATION),ALMES(NBSTATION), MPOS(NBSTATION),
- & MANG(NBSTATION)
-
- COMMON /PLANE/XPL(NBSTATION,2),YPL(NBSTATION,2),PHPL(NBSTATION),
- & ALPL(NBSTATION),CHI2PL
-
- COMMON/VERTEX/ERRV,IVERTEX
-
- PEEST(1)=PEST(1)
- PEEST(2)=PEST(2)
- PEEST(3)=PEST(3)
- IF(IVERTEX.EQ.1) THEN
- PEEST(4)=PEST(4) ! position du vertex
- PEEST(5)=PEST(5)
- ELSE
- PEEST(4)=0.0D0
- PEEST(5)=0.0D0
- ENDIF
-
- CALL FOLLOW (0.0D0,PEEST,IFLAG,XPL,YPL,PHPL,ALPL) ! calcul des
- IF(IFLAG.EQ.1) THEN ! points d impacts dans les
- PRINT *,'FCN ',XPL(4,1),XMES(4) ! plans
- PRINT *,'FCN ',YPL(4,1),YMES(4)
- PRINT *,'FCN ',XPL(5,1),XMES(5)
- PRINT *,'FCN ',YPL(5,1),YMES(5)
- ENDIF
-
-* IF (IVERTEX.EQ.1) THEN
-* FVAL = (PEST(4)/ERRV)**2 + (PEST(5)/ERRV)**2
-* ELSE
- FVAL = 0.0D0
-* ENDIF
- NPLPL = 0
- DO J = 1,NBSTATION
- IF (MPOS(J).EQ.1) THEN
- NPLPL = NPLPL+1
- XPLC = XPL(J,IZMES(J))
- YPLC = YPL(J,IZMES(J))
- FF = (XMES(J) - XPLC)/EEXM(J)
- FVAL =FVAL + FF**2
- FF = (YMES(J) - YPLC)/EEYM(J)
- FVAL =FVAL + FF**2
- ENDIF
- IF (MANG(J).EQ.1) THEN
- NPLPL = NPLPL+1
- FF = (PHMES(J) - PHPL(J))/EEPH(J)
- FVAL =FVAL + FF**2
- FF = (ALMES(J) - ALPL(J))/EEAL(J)
- FVAL =FVAL + FF**2
- ENDIF
- ENDDO
-** PRINT *,'ST 1',XPL(1,1),XMES(1),YPL(1,1),YMES(1)
-** PRINT *,'ST 2',XPL(2,1),XMES(2),YPL(2,1),YMES(2)
-** PRINT *,'ST 3',XPL(3,1),XMES(3),YPL(3,1),YMES(3)
-** PRINT *,'ST 4',XPL(4,1),XMES(4),YPL(4,1),YMES(4)
-** PRINT *,'ST 5',XPL(5,1),XMES(5),YPL(5,1),YMES(5)
- NPARAM = 3
- IF (IVERTEX.EQ.1) NPARAM = 5
- CHI2PL = FVAL/FLOAT(2*NPLPL-NPARAM)
-
- RETURN
- END
-****************************************************************************
- SUBROUTINE CHECK_HISTO4(IDHIST,ICH2,IHIT2,ICH1,IHIT1,
- & X1,Y1,PHI1,ALAM1,P1,EXM,EYM,EPH,EAL)
-*****************************************************************************
-* Check hit IHIT2 with GEANT informations from hit HIT1
-*
-* INPUT : ICH2 : No st. de recherche
-* IDCH1,X1,Y1,PHI1,ALAM1,P1 : Trace de reference
-* OUTPUT : JOK : No hit dans ICH2 appartenant a la meme trace.
-*
-*****************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,MAXHITTOT=20000,NBSTATION=5,
- & MAXTRK=50000)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
- COMMON/VERIFGEANT/ITTROUGH(MAXTRK,NBSTATION),
- & IT_LIST(MAXTRK),IT_NP(MAXTRK),ITCHECK(MAXTRK),
- & ITRACK(MAXHITTOT)
-*
- COMMON/DEBEVT/IDEBUG
-
- REAL*4 R2
- DATA R2/1./
-
- JOK = 0
-
- DO I=1,JHIT(ICH2)
- IF (PHM(ICH2,I).LE.6.3) THEN ! vector measurement
- IF (ID(IP(ICH1,IHIT1)).EQ.ID(IP(ICH2,I))) THEN
- JOK = I
- IF (IDHIST.GT.0) THEN
-* CALL CHF1(IDHIST,SNGL(P1),SNGL((X1-XM(ICH2,I))**2))
-* CALL CHF1(IDHIST+1,SNGL(P1),SNGL((Y1-YM(ICH2,I))**2))
-* CALL CHF1(IDHIST+2,SNGL(P1),
-* & SNGL((PHI1-PHM(ICH2,I))**2))
-* CALL CHF1(IDHIST+3,SNGL(P1),
-* & SNGL((ALAM1-ALM(ICH2,I))**2))
-* CALL CHF1(IDHIST+4,SNGL(P1),R2)
- ENDIF
- ENDIF
- ENDIF
- ENDDO
-
- IF (JOK.GT.0) THEN
- IF (ITCHECK(ITRACK(IP(ICH1,IHIT1))).EQ.1) THEN
- IF (IDEBUG.GE.2) THEN
- IF (IHIT2.EQ.0) THEN
- PRINT *,'CHECK4 histo nb:',IDHIST
- PRINT *,'CHECK4 p de st.',ICH1,'=',P1
- PRINT *,'CHECK4 track not found in st.',ICH2
- PRINT *,'CHECK4 error X :',(XM(ICH2,JOK)-X1), EXM
- PRINT *,'CHECK4 error Y :',(YM(ICH2,JOK)-Y1), EYM
- PRINT *,'CHECK4 error PHI :',(PHM(ICH2,JOK)-PHI1),EPH
- PRINT *,'CHECK4 error ALAM :',(ALM(ICH2,JOK)-ALAM1),
- & EAL
- ELSEIF (IHIT2.NE.JOK) THEN
- PRINT *,'CHECK4 histo nb:',IDHIST
- PRINT *,'CHECK4 p de st.',ICH1,'=',P1
- PRINT *,'CHECK4 ghost in st.',ICH2
- PRINT *,'CHECK4 id part. recherchee:',
- & ID(IP(ICH1,IHIT1))
- PRINT *,'CHECK4 id ghost trouve :',
- & ID(IP(ICH2,IHIT2))
- PRINT *,'CHECK4 JOK=',JOK,' IHIT2=',IHIT2
- ENDIF
- ENDIF
- ENDIF
- ENDIF
-
- RETURN
- END
-*****************************************************************************
- SUBROUTINE CHECK_HISTO2(IDHIST,ICH2,IHIT2,ICH1,IHIT1,
- & X1,Y1,X2,Y2,P1,EX1,EY1,EX2,EY2)
-*****************************************************************************
-* Check hit IHIT2 with GEANT informations from hit HIT1
-*
-* INPUT : IDHIST : No histo
-* ICH2 : No st. de recherche
-* IDCH1,X1,Y1,PHI1,ALAM1,P1 : Trace de reference
-* OUTPUT : JOK : No hit dans ICH2 appartenant a la meme trace.
-*
-*****************************************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER (MAXHITCH=10000,MAXHITTOT=20000,NBSTATION=5,
- & MAXTRK=50000)
-
- COMMON/CHHIT/XM(NBSTATION,MAXHITCH),YM(NBSTATION,MAXHITCH),
- & PHM(NBSTATION,MAXHITCH),ALM(NBSTATION,MAXHITCH),
- & IZM(NBSTATION,MAXHITCH),
- & IP(NBSTATION,MAXHITCH),JHIT(NBSTATION),
- & XMR(NBSTATION,MAXHITCH,2),YMR(NBSTATION,MAXHITCH,2)
-
- COMMON/RHIT/ITYP(MAXHITTOT),XTR(MAXHITTOT),YTR(MAXHITTOT),
- & PTOT(MAXHITTOT),ID(MAXHITTOT),IZST(MAXHITTOT),
- & PVERT1(MAXHITTOT),PVERT2(MAXHITTOT),PVERT3(MAXHITTOT),
- & ZVERT(MAXHITTOT),NHITTOT
-
- COMMON/VERIFGEANT/ITTROUGH(MAXTRK,NBSTATION),
- & IT_LIST(MAXTRK),IT_NP(MAXTRK),ITCHECK(MAXTRK),
- & ITRACK(MAXHITTOT)
-*
- COMMON/DEBEVT/IDEBUG
-
- REAL*4 R2
- DATA R2/1./
-
- JOK = 0
-
- DO I=1,JHIT(ICH2)
- IF (ID(IP(ICH1,IHIT1)).EQ.ID(IP(ICH2,I))) THEN
- JOK = I
- IF (IDHIST.GT.0) THEN
- IF (IZM(ICH2,I).EQ.1) THEN ! 1st chamber
- X = X1
- Y = Y1
- ELSE ! 2nd chamber
- X = X2
- Y = Y2
- ENDIF
- CALL CHF1(IDHIST,SNGL(P1),SNGL((X-XM(ICH2,I))**2))
- CALL CHF1(IDHIST+1,SNGL(P1),SNGL((Y-YM(ICH2,I))**2))
- CALL CHF1(IDHIST+4,SNGL(P1),R2)
- ENDIF
- ENDIF
- ENDDO
-
- IF (JOK.GT.0) THEN
- IF (ITCHECK(ITRACK(IP(ICH1,IHIT1))).EQ.1) THEN
- EXM = EX1
- EYM = EY1
- IF (IZM(ICH2,JOK).EQ.1) THEN
- X = X1
- Y = Y1
- IF (ICH2.EQ.4.OR.ICH2.EQ.5) THEN
- EXM = EX1
- EYM = EY1
- ENDIF
- ELSE
- X = X2
- Y = Y2
- IF (ICH2.EQ.4.OR.ICH2.EQ.5) THEN
- EXM = EX2
- EYM = EY2
- ENDIF
- ENDIF
- IF (IDEBUG.GE.2) THEN
- IF (IHIT2.EQ.0) THEN
- PRINT *,'CHECK2 histo nb:',IDHIST
- PRINT *,'CHECK2 p de st.',ICH1,'=',P1
- PRINT *,'CHECK2 track not found in st.',ICH2
- PRINT *,'CHECK2 error X :',(XM(ICH2,JOK)-X), EXM
- PRINT *,'CHECK2 error Y :',(YM(ICH2,JOK)-Y), EYM
- ELSEIF(IHIT2.NE.JOK) THEN
- PRINT *,'CHECK2 histo nb:',IDHIST
- PRINT *,'CHECK2 p de st.',ICH1,'=',P1
- PRINT *,'CHECK2 ghost in st.',ICH2
- PRINT *,'CHECK2 id part. recherchee:',
- & ID(IP(ICH1,IHIT1))
- PRINT *,'CHECK2 id ghost trouve :',
- & ID(IP(ICH2,IHIT2))
- PRINT *,'CHECK2 JOK=',JOK,' IHIT2=',IHIT2
- ENDIF
- ENDIF
- ENDIF
- ENDIF
-
- RETURN
- END
-
- DOUBLE PRECISION FUNCTION DEDX(P,THET,XEA,YEA)
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
- REA = DSQRT(XEA**2+YEA**2)
- IF (REA.lT.26.3611) THEN
- if (p .lt. 15.) then
- DP=2.737+0.0494*p-0.001123*p*p
- else
- DP=3.0643+0.01346*p
- endif
- ELSE
- if (p .lt. 15.) then
- DP = 2.1380+0.0351*p-0.000853*p*p
- else
- DP = 2.407+0.00702*p
- endif
- ENDIF
- P=P+DP/DCOS(THET)
- DEDX=P
- RETURN
- END
-
-************************************************************************
- DOUBLE PRECISION FUNCTION DEDX_oldold(P,THET,XEA,YEA)
-************************************************************************
-* DEDX est la nouvelle impulsion au vertex, corrigee de la perte
-* d'energie dans l'absorbeur
-*
-************************************************************************
-
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
- DIMENSION PPB(6), PW(6)
-* FIT RESULT FOR PB REGION (5TH ORDER POLY)
-* 1 p0 2.24358e+03 2.55765e+00 1.06982e-03 6.30474e-07
-* 2 p1 1.16393e+01 4.45081e-02 6.58627e-06 -1.15822e-04
-* 3 p2 -1.82314e-01 3.28429e-04 8.69340e-08 -1.27281e-02
-* 4 p3 1.60930e-03 2.23812e-06 7.67374e-10 -4.15573e-01
-* 5 p4 -6.96885e-06 1.35405e-08 3.32301e-12 1.22136e+02
-* 6 p5 1.16339e-08 5.91665e-11 1.06532e-14 3.33965e+04
-
- DATA PPB /2.24358d+03, 1.16393d+01, -1.82314d-01, 1.60930d-03
- + ,-6.96885d-06, 1.16339d-08/
-* FIT RESULT FOR W REGION (5TH ORDER POLY)
-* 1 p0 2.90155e+03 3.49066e+00 1.38357e-03 -2.79916e-05
-* 2 p1 1.57716e+01 6.09946e-02 9.03687e-06 -6.63098e-03
-* 3 p2 -2.48349e-01 4.50365e-04 1.18422e-07 -8.27199e-01
-* 4 p3 2.19908e-03 3.07148e-06 1.04860e-09 -1.03290e+02
-* 5 p4 -9.54046e-06 1.85908e-08 4.54924e-12 -1.51284e+04
-* 6 p5 1.59463e-08 8.11346e-11 1.46446e-14 -2.69491e+06
- DATA PW /2.90155d+03, 1.57716d+01, -2.48349d-01, 2.19908d-03
- + , -9.54046d-06, 1.59463d-08/
-*
- REA = DSQRT(XEA**2+YEA**2)
- IF (REA.GT.26.3611) THEN
- DP=PPB(1)+PPB(2)*P+PPB(3)*P**2
- & +PPB(4)*P**3+PPB(5)*P**4+PPB(6)*P**5
- ELSE
- DP=PW(1)+PW(2)*P+PW(3)*P**2
- & +PW(4)*P**3+PW(5)*P**4+PW(6)*P**5
- ENDIF
- P=P+DP/1000.D0/DCOS(THET)
- DEDX=P
- RETURN
- END
-************************************************************************
- DOUBLE PRECISION FUNCTION DEDX_OLD(P,THET,XEA,YEA)
-************************************************************************
-* DEDX est la nouvelle impulsion au vertex, corrigee de la perte
-* d'energie dans l'absorbeur
-*
-************************************************************************
-
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- REA = DSQRT(XEA**2+YEA**2)
- IF (REA.GT.26.3611) THEN
-* Plomb
- SPB = 5./DCOS(THET)
- P = P+SPB/1000.*11.35*(16.66D-3 * P+1.33)
-* Polyethylene
- SPO = 5./DCOS(THET)
- P = P+SPO/1000.*0.935*(2.22D-3 * P+2.17)
-* Plomb
- SPB = 5./DCOS(THET)
- P = P+SPB/1000.*11.35*(16.66D-3 * P+1.33)
-* Polyethylene
- SPO = 5./DCOS(THET)
- P = P+SPO/1000.*0.935*(2.22D-3 * P+2.17)
-* Plomb
- SPB = 5./DCOS(THET)
- P = P+SPB/1000.*11.35*(16.66D-3 * P+1.33)
-* Polyethylene
- SPO = 5./DCOS(THET)
- P = P+SPO/1000.*0.935*(2.22D-3 * P+2.17)
-* Plomb
- SPB = 5./DCOS(THET)
- P = P+SPB/1000.*11.35*(16.66D-3 * P+1.33)
-
- ELSE
-* Tungstene
- SW = (503.-467.)/DCOS(THET)
- P = P+SW/1000.*19.3*(16.66D-3 * P+1.33)
- ENDIF
-
-* Concrete
- SCONC = (467.-315.)/DCOS(THET)
- P = P+SCONC/1000.*2.5*(2.22D-3*P+2.17)
-
-* Carbone
- SC = (315.-90.)/DCOS(THET)
- P = P+SC/1000.*1.93*(2.22D-3*P+2.17) ! Carbone
-
- DEDX = P
-
- RETURN
-
- END
-*/
-
-************************************************************************
- SUBROUTINE BRANSON(PXZ,PHI,ALAM,XEA,YEA)
-************************************************************************
-*
-* Correction de Branson du multiple scattering dans l'absorbeur
-*
-************************************************************************
-
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- PARAMETER(NPLANE=10)
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- ASIGN = 1.
- IF (PXZ.LT.0.) ASIGN = -1.
- PXZ = DABS(PXZ)
- PX = PXZ*DSIN(PHI)
- PY = PXZ*DTAN(ALAM)
- PZ = PXZ*DCOS(PHI)
-
- PTOT = PXZ/DCOS(ALAM)
-
- ZEA = ZABS
-
- REA = DSQRT(XEA**2+YEA**2)
- IF (REA.GT.26.3611) THEN
- ZBP = ZBP1
- ELSE ! Abso. W pour theta < 3 deg
- ZBP = ZBP2
- ENDIF
-* ZBP = ZEA ! Andreas
- XBP = XEA-PX/PZ*(ZEA-ZBP)
- YBP = YEA-PY/PZ*(ZEA-ZBP)
- PZ = PTOT*ZBP/DSQRT(XBP**2+YBP**2+ZBP**2)
- PX = PZ*XBP/ZBP
- PY = PZ*YBP/ZBP
- PXZ = DSQRT(PX**2+PZ**2)
- PHI = DATAN2(PX,PZ)
- ALAM = DATAN2(PY,PXZ)
-
-** THET = DATAN2(REA,ZEA)
-
- PT = DSQRT(PX**2+PY**2)
- THET = DATAN2(PT,PZ)
- PTOT = DEDX(PTOT,THET,XEA,YEA)
-
- PXZ = ASIGN*PTOT*DCOS(ALAM)
-
- RETURN
- END
-
-***************************************************************
- SUBROUTINE DSINV(N,A,IDIM,IFAIL)
-***************************************************************
-
- DOUBLE PRECISION A(IDIM,*), ZERO, ONE, X, Y
-
- REAL PIVOTF
- CHARACTER*6 HNAME
-
- DOUBLE PRECISION S1, S31, S32, S33, DOTF
-
- PIVOTF(X) = SNGL(X)
- DOTF(X,Y,S1) = X * Y + S1
-
- DATA HNAME / 'DSINV ' /
- DATA ZERO, ONE / 0.D0, 1.D0 /
-
- IF(IDIM .LT. N .OR. N .LE. 0) GOTO 900
-*
-* sfact.inc
-*
- IFAIL = 0
- DO 144 J = 1, N
- IF(PIVOTF(A(J,J)) .LE. 0.) GOTO 150
- A(J,J) = ONE / A(J,J)
- IF(J .EQ. N) GOTO 199
- 140 JP1 = J+1
- DO 143 L = JP1, N
- A(J,L) = A(J,J)*A(L,J)
- S1 = -A(L,J+1)
- DO 141 I = 1, J
- S1 = DOTF(A(L,I),A(I,J+1),S1)
- 141 CONTINUE
- A(L,J+1) = -S1
- 143 CONTINUE
- 144 CONTINUE
- 150 IFAIL = -1
- RETURN
- 199 CONTINUE
-*
-* sfinv.inc
-*
- IF(N .EQ. 1) GOTO 399
- A(1,2) = -A(1,2)
- A(2,1) = A(1,2)*A(2,2)
- IF(N .EQ. 2) GOTO 320
- DO 314 J = 3, N
- JM2 = J - 2
- DO 312 K = 1, JM2
- S31 = A(K,J)
- DO 311 I = K, JM2
- S31 = DOTF(A(K,I+1),A(I+1,J),S31)
- 311 CONTINUE
- A(K,J) = -S31
- A(J,K) = -S31*A(J,J)
- 312 CONTINUE
- A(J-1,J) = -A(J-1,J)
- A(J,J-1) = A(J-1,J)*A(J,J)
- 314 CONTINUE
- 320 J = 1
- 323 S33 = A(J,J)
- IF(J .EQ. N) GOTO 325
- JP1 = J + 1
- DO 324 I = JP1, N
- S33 = DOTF(A(J,I),A(I,J),S33)
- 324 CONTINUE
- 325 A(J,J) = S33
- JM1 = J
- J = JP1
- DO 328 K = 1, JM1
- S32 = ZERO
- DO 327 I = J, N
- S32 = DOTF(A(K,I),A(I,J),S32)
- 327 CONTINUE
- A(K,J) = S32
- A(J,K) = S32
- 328 CONTINUE
- IF(J .LT. N) GOTO 323
- 399 CONTINUE
-
- RETURN
- 900 CALL TMPRNT(HNAME,N,IDIM,0)
- RETURN
- END
-
-*******************************************************
- SUBROUTINE TMPRNT(NAME,N,IDIM,K)
-*******************************************************
-
- CHARACTER*6 NAME
- LOGICAL MFLAG, RFLAG
-
- IF(NAME(2:2) .EQ. 'S') THEN
- CALL KERMTR('F012.1',LGFILE,MFLAG,RFLAG)
- ELSE
- CALL KERMTR('F011.1',LGFILE,MFLAG,RFLAG)
- ENDIF
- IF(NAME(3:6) .EQ. 'FEQN') ASSIGN 1002 TO IFMT
- IF(NAME(3:6) .NE. 'FEQN') ASSIGN 1001 TO IFMT
- IF(MFLAG) THEN
- IF(LGFILE .EQ. 0) THEN
- IF(NAME(3:6) .EQ. 'FEQN') THEN
- WRITE(*,IFMT) NAME, N, IDIM, K
- ELSE
- WRITE(*,IFMT) NAME, N, IDIM
- ENDIF
- ELSE
- IF(NAME(3:6) .EQ. 'FEQN') THEN
- WRITE(LGFILE,IFMT) NAME, N, IDIM, K
- ELSE
- WRITE(LGFILE,IFMT) NAME, N, IDIM
- ENDIF
- ENDIF
- ENDIF
- IF(.NOT. RFLAG) CALL ABEND
- RETURN
- 1001 FORMAT(7X, 31H PARAMETER ERROR IN SUBROUTINE , A6,
- + 27H ... (N.LT.1 OR IDIM.LT.N).,
- + 5X, 3HN =, I4, 5X, 6HIDIM =, I4, 1H. )
- 1002 FORMAT(7X, 31H PARAMETER ERROR IN SUBROUTINE , A6,
- + 37H ... (N.LT.1 OR IDIM.LT.N OR K.LT.1).,
- + 5X, 3HN =, I4, 5X, 6HIDIM =, I4, 5X, 3HK =, I4,1H.)
- END
-*
-* $Id$
-*
-* $Log$
-* Revision 1.5 2000/06/15 07:58:49 morsch
-* Code from MUON-dev joined
-*
-* Revision 1.4.4.2 2000/04/26 15:48:37 morsch
-* Some routines from obsolete algo.F are needed by reco_muon.F and have been
-* copied there.
-*
-* Revision 1.4.4.1 2000/01/12 16:00:55 morsch
-* New version of MUON code
-*
-* Revision 1.1.1.1 1996/02/15 17:48:35 mclareni
-* Kernlib
-*
-*
-
-***********************************************************
- SUBROUTINE KERSET(ERCODE,LGFILE,LIMITM,LIMITR)
-***********************************************************
-
- PARAMETER(KOUNTE = 27)
- CHARACTER*6 ERCODE, CODE(KOUNTE)
- LOGICAL MFLAG, RFLAG
- INTEGER KNTM(KOUNTE), KNTR(KOUNTE)
-
- DATA LOGF / 0 /
- DATA CODE(1), KNTM(1), KNTR(1) / 'C204.1', 255, 255 /
- DATA CODE(2), KNTM(2), KNTR(2) / 'C204.2', 255, 255 /
- DATA CODE(3), KNTM(3), KNTR(3) / 'C204.3', 255, 255 /
- DATA CODE(4), KNTM(4), KNTR(4) / 'C205.1', 255, 255 /
- DATA CODE(5), KNTM(5), KNTR(5) / 'C205.2', 255, 255 /
- DATA CODE(6), KNTM(6), KNTR(6) / 'C305.1', 255, 255 /
- DATA CODE(7), KNTM(7), KNTR(7) / 'C308.1', 255, 255 /
- DATA CODE(8), KNTM(8), KNTR(8) / 'C312.1', 255, 255 /
- DATA CODE(9), KNTM(9), KNTR(9) / 'C313.1', 255, 255 /
- DATA CODE(10),KNTM(10),KNTR(10) / 'C336.1', 255, 255 /
- DATA CODE(11),KNTM(11),KNTR(11) / 'C337.1', 255, 255 /
- DATA CODE(12),KNTM(12),KNTR(12) / 'C341.1', 255, 255 /
- DATA CODE(13),KNTM(13),KNTR(13) / 'D103.1', 255, 255 /
- DATA CODE(14),KNTM(14),KNTR(14) / 'D106.1', 255, 255 /
- DATA CODE(15),KNTM(15),KNTR(15) / 'D209.1', 255, 255 /
- DATA CODE(16),KNTM(16),KNTR(16) / 'D509.1', 255, 255 /
- DATA CODE(17),KNTM(17),KNTR(17) / 'E100.1', 255, 255 /
- DATA CODE(18),KNTM(18),KNTR(18) / 'E104.1', 255, 255 /
- DATA CODE(19),KNTM(19),KNTR(19) / 'E105.1', 255, 255 /
- DATA CODE(20),KNTM(20),KNTR(20) / 'E208.1', 255, 255 /
- DATA CODE(21),KNTM(21),KNTR(21) / 'E208.2', 255, 255 /
- DATA CODE(22),KNTM(22),KNTR(22) / 'F010.1', 255, 0 /
- DATA CODE(23),KNTM(23),KNTR(23) / 'F011.1', 255, 0 /
- DATA CODE(24),KNTM(24),KNTR(24) / 'F012.1', 255, 0 /
- DATA CODE(25),KNTM(25),KNTR(25) / 'F406.1', 255, 0 /
- DATA CODE(26),KNTM(26),KNTR(26) / 'G100.1', 255, 255 /
- DATA CODE(27),KNTM(27),KNTR(27) / 'G100.2', 255, 255 /
-
- LOGF = LGFILE
- L = 0
- IF(ERCODE .NE. ' ') THEN
- DO 10 L = 1, 6
- IF(ERCODE(1:L) .EQ. ERCODE) GOTO 12
- 10 CONTINUE
- 12 CONTINUE
- ENDIF
- DO 14 I = 1, KOUNTE
- IF(L .EQ. 0) GOTO 13
- IF(CODE(I)(1:L) .NE. ERCODE(1:L)) GOTO 14
- 13 IF(LIMITM.GE.0) KNTM(I) = LIMITM
- IF(LIMITR.GE.0) KNTR(I) = LIMITR
- 14 CONTINUE
- RETURN
- ENTRY KERMTR(ERCODE,LOG,MFLAG,RFLAG)
- LOG = LOGF
- DO 20 I = 1, KOUNTE
- IF(ERCODE .EQ. CODE(I)) GOTO 21
- 20 CONTINUE
- WRITE(*,1000) ERCODE
- CALL ABEND
- RETURN
- 21 RFLAG = KNTR(I) .GE. 1
- IF(RFLAG .AND. (KNTR(I) .LT. 255)) KNTR(I) = KNTR(I) - 1
- MFLAG = KNTM(I) .GE. 1
- IF(MFLAG .AND. (KNTM(I) .LT. 255)) KNTM(I) = KNTM(I) - 1
- IF(.NOT. RFLAG) THEN
- IF(LOGF .LT. 1) THEN
- WRITE(*,1001) CODE(I)
- ELSE
- WRITE(LOGF,1001) CODE(I)
- ENDIF
- ENDIF
- IF(MFLAG .AND. RFLAG) THEN
- IF(LOGF .LT. 1) THEN
- WRITE(*,1002) CODE(I)
- ELSE
- WRITE(LOGF,1002) CODE(I)
- ENDIF
- ENDIF
- RETURN
- 1000 FORMAT(' KERNLIB LIBRARY ERROR. ' /
- + ' ERROR CODE ',A6,' NOT RECOGNIZED BY KERMTR',
- + ' ERROR MONITOR. RUN ABORTED.')
- 1001 FORMAT(/' ***** RUN TERMINATED BY CERN LIBRARY ERROR ',
- + 'CONDITION ',A6)
- 1002 FORMAT(/' ***** CERN LIBRARY ERROR CONDITION ',A6)
- END
-
-**************************
- subroutine abend
-**************************
-
- stop 'abend!'
- end
-
-************************************************************************
- SUBROUTINE FCNFIT(NPAR, GRAD, FVAL, XVAL, IFLAG, FUTIL)
-************************************************************************
-* With magnetic Field Map GRKUTA
-*
-* Calcule FVAL: la fonction minimisee par MINUIT
-* With magnetic field map
-*
-************************************************************************
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- PARAMETER(NPLANE=10)
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- COMMON/MEAS/LPLANE(NPLANE),XMP(NPLANE),YMP(NPLANE)
-
- COMMON/FCNOUT/PXZEA,ALAMEA,PHIEA,XEA,YEA,NPLU,CHI2
-
-
- DIMENSION GRAD(*),XVAL(*),AMS(500),DISTAZ(500)
-
- DIMENSION XP(NPLANE),YP(NPLANE),
- & COV(NPLANE,NPLANE),AP(NPLANE),COVY(NPLANE,NPLANE)
- DIMENSION VECT(7),VOUT(7)
-
- STEP = 2. ! 1 cm
- NSTEPMAX = 5000
- PITODEG = 57.295
- XV = XVAL(4)
- YV = XVAL(5)
-
- ASIGN = 1.
- IF (XVAL(1).LT.0.) ASIGN = -1.
- PHI = XVAL(2)
- ALAM = XVAL(3)
- PXZ = DABS(1./XVAL(1))
-
- PX = PXZ*DSIN(PHI)
- PY = PXZ*DTAN(ALAM)
- PZ = PXZ*DCOS(PHI)
- PTOT = PXZ/DCOS(ALAM)
-
- A12 = 0.
- NTMAX = 0
-
- ZEA = ZABS
- XEA = XV
- YEA = YV
- PXEA = PX
- PYEA = PY
- PHIEA = PHI
- PXZEA = ASIGN*PXZ
- ALAMEA = ALAM
-
- VECT(1) = XV
- VECT(2) = YV
- VECT(3) = ZABS
- VECT(4) = PX/PTOT
- VECT(5) = PY/PTOT
- VECT(6) = PZ/PTOT
- VECT(7) = PTOT
-
- R = SQRT(VECT(1)*VECT(1)+VECT(2)*VECT(2))
-
- Z = VECT(3)
- NSTEP = 0
- IX = 0
- IY = 0
- IZ = 0
-** PRINT *,' AV GRKUTA ASIGN',ASIGN,' THET',THET
- DO ICH = 1,NPLANE
- DO WHILE (Z.GE.ZABS.AND.Z.LT.ZPLANEP(ICH)
- & .AND.NSTEP.LE.NSTEPMAX)
-** & .AND.(THETA*PITODEG).GT.2.
-** & .AND. (THETA*PITODEG).LT.9.)
- NSTEP = NSTEP+1
-** WRITE(6,*) NSTEP,(VECT(I),I=1,7)
-** CALL RECO_GRKUTA(ASIGN,STEP,VECT,VOUT) ! CCC
- CALL RECO_GHELIX(ASIGN,STEP,VECT,VOUT)
- DO I = 1,7
- VECT(I) = VOUT(I)
- ENDDO
- Z = VECT(3)
- R = SQRT(VECT(1)*VECT(1)+VECT(2)*VECT(2))
- ENDDO
- IF (NSTEP.EQ.NSTEPMAX) RETURN
- XP(ICH) = VECT(1)-(Z-ZPLANEP(ICH))*VECT(4)/VECT(6)
- YP(ICH) = VECT(2)-(Z-ZPLANEP(ICH))*VECT(5)/VECT(6)
- AL = THICK/ VECT(6)
- AP(ICH) = (0.0136D0/PTOT)*DSQRT(AL)*(1+0.038D0*DLOG(AL))
- ENDDO
-** PRINT *,' AP GRKUTA ASIGN',ASIGN,' THET',THET
-
-
-** Matrice de covariance
- I = 0
- DO II = 1,NPLANE
- IF (LPLANE(II).EQ.1) THEN
- I = I + 1
-* I = II
- J = I - 1
- DO JJ = II, NPLANE
- IF (LPLANE(JJ).EQ.1) THEN
- J = J + 1
-* J = JJ
- COV (I,J) = 0.0D0
- COV (J,I) = A12
- IF (I .EQ. J) THEN
- COV(J,I) =COV(J,I) + XPREC**2
- ENDIF
-
-* IF (I .EQ. 10 .AND. J .EQ. 10) PRINT *,'10 10 ',COV(J,I)
-** DO L = 1,NTMAX
-** COV(J,I) = COV(J,I)
-** & + (ZPLANEP(II) + DISTAZ(L))*(ZPLANEP(JJ) +
-** & DISTAZ(L))*AMS(L)**2
-** ENDDO
- DO K = 1, II-1
- COV(J,I) = COV(J,I)
- & + (ZPLANEP(II)-ZPLANEP(K))*
- & (ZPLANEP(JJ)-ZPLANEP(K))*AP(K)**2
-* IF (I .EQ. 10 .AND. J .EQ. 10) PRINT *,'10 10 ',COV(J,I)
- ENDDO
- COVY(I,J) = 0.0D0
- COVY(J,I) = COV(J,I)
- IF (I .EQ. J) THEN
- COVY(J,I) = COVY(J,I) - XPREC**2 + YPREC**2
- ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
-
-* Inversion des matrices de covariance
- NPLU = I
-
- IFAIL = 0
- CALL DSINV(NPLU, COV, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'ERROR'
- IFAIL = 0
- CALL DSINV(NPLU, COVY, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'ERROR'
-* PRINT *,' COVARIANCE MATRIX AFTER'
-* DO I = 1, NPLANE
-* PRINT *,(COV(J,I),J=1,NPLANE)
-* ENDDO
-
-** Calcul de FVAL ou CHI2
- FVAL = 0.0D0
- I = 0
- DO II = 1,NPLANE
- IF (LPLANE(II).EQ.1) THEN
- I = I+1
-* I = II
- J = 0
- DO JJ = 1,NPLANE
- IF (LPLANE(JJ).EQ.1) THEN
- J = J+1
-* J = JJ
- FVAL = FVAL + COV(J,I)*(XMP(II)-XP(II))*(XMP(JJ)-XP(JJ))
- FVAL = FVAL + COVY(J,I)*(YMP(II)-YP(II))
- & *(YMP(JJ)-YP(JJ))
-** IF (JJ.EQ.II) THEN
-** FVAL = FVAL + (XM(II)-XP(II))*(XM(JJ)-XP(JJ))/XPREC**2
-** FVAL = FVAL + (YM(II)-YP(II))
-** & *(YM(JJ)-YP(JJ))/YPREC**2
-** ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
- CHI2 = FVAL
-
-** IF (CHI2.GT.1.E4) THEN
-** PRINT *,'FCNFIT CHI2= ',CHI2
-** FVAL = 0.
-** ENDIF
-
-
- 1000 FORMAT(I5,7F12.6)
-
- RETURN
- END
-
-************************************************************************
- SUBROUTINE NEWFCNFIT(NPAR, GRAD, FVAL, XVAL, IFLAG, FUTIL)
-************************************************************************
-* With magnetic Field Map GRKUTA
-* trackfinding
-* Calcule FVAL: la fonction minimisee par MINUIT
-* With magnetic field map
-*
-************************************************************************
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- PARAMETER(NPLANE=10)
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- COMMON/MEAS/LPLANE(NPLANE),XMP(NPLANE),YMP(NPLANE)
-
- COMMON/FCNOUT/PXZEA,ALAMEA,PHIEA,XEA,YEA,NPLU,CHI2
-
- DIMENSION GRAD(*),XVAL(*),AMS(500),DISTAZ(500)
-
- DIMENSION XP(NPLANE),YP(NPLANE),
- & COV(NPLANE,NPLANE),AP(NPLANE),COVY(NPLANE,NPLANE)
- DIMENSION VECT(7),VOUT(7)
-
- STEP = 2. ! 1 cm
- NSTEPMAX = 5000
- PITODEG = 57.295
- XV = XVAL(4)
- YV = XVAL(5)
-
- ASIGN = 1.
- IF (XVAL(1).LT.0.) ASIGN = -1.
- PHI = XVAL(2)
- ALAM = XVAL(3)
- PXZ = DABS(1./XVAL(1))
-
- PX = PXZ*DSIN(PHI)
- PY = PXZ*DTAN(ALAM)
- PZ = PXZ*DCOS(PHI)
- PTOT = PXZ/DCOS(ALAM)
-
- A12 = 0.
- NTMAX = 0
-
- ZEA = ZABS
- XEA = XV
- YEA = YV
- PXEA = PX
- PYEA = PY
- PHIEA = PHI
- PXZEA = ASIGN*PXZ
- ALAMEA = ALAM
-
- VECT(1) = XV
- VECT(2) = YV
- VECT(3) = ZABS
- VECT(4) = PX/PTOT
- VECT(5) = PY/PTOT
- VECT(6) = PZ/PTOT
- VECT(7) = PTOT
-
- R = SQRT(VECT(1)*VECT(1)+VECT(2)*VECT(2))
-
- Z = VECT(3)
- NSTEP = 0
- IX = 0
- IY = 0
- IZ = 0
-** PRINT *,' AV GRKUTA ASIGN',ASIGN,' THET',THET
- DO ICH = 1,NPLANE
- DO WHILE (Z.GE.ZABS.AND.Z.LT.ZPLANEP(ICH)
- & .AND.NSTEP.LE.NSTEPMAX)
-** & .AND.(THETA*PITODEG).GT.2.
-** & .AND. (THETA*PITODEG).LT.9.)
- NSTEP = NSTEP+1
-** WRITE(6,*) NSTEP,(VECT(I),I=1,7)
- CALL RECO_GRKUTA (ASIGN,STEP,VECT,VOUT)
- DO I = 1,7
- VECT(I) = VOUT(I)
- ENDDO
- Z = VECT(3)
- R = SQRT(VECT(1)*VECT(1)+VECT(2)*VECT(2))
- ENDDO
- IF (NSTEP.EQ.NSTEPMAX) RETURN
- XP(ICH) = VECT(1)-(Z-ZPLANEP(ICH))*VECT(4)/VECT(6)
- YP(ICH) = VECT(2)-(Z-ZPLANEP(ICH))*VECT(5)/VECT(6)
- AL = THICK/ VECT(6)
- AP(ICH) = (0.0136D0/PTOT)*DSQRT(AL)*(1+0.038D0*DLOG(AL))
- ENDDO
-** PRINT *,' AP GRKUTA ASIGN',ASIGN,' THET',THET
-
-
-** Matrice de covariance
- I = 0
- DO II = 1,NPLANE
- IF (LPLANE(II).EQ.1) THEN
- I = I + 1
-* I = II
- J = I - 1
- DO JJ = II, NPLANE
- IF (LPLANE(JJ).EQ.1) THEN
- J = J + 1
-* J = JJ
- COV (I,J) = 0.0D0
- COV (J,I) = A12
- IF (I .EQ. J) THEN
- COV(J,I) =COV(J,I) + XPREC**2
- ENDIF
-
-* IF (I .EQ. 10 .AND. J .EQ. 10) PRINT *,'10 10 ',COV(J,I)
- DO L = 1,NTMAX
- COV(J,I) = COV(J,I)
- & + (ZPLANEP(II) + DISTAZ(L))*(ZPLANEP(JJ) +
- & DISTAZ(L))*AMS(L)**2
- ENDDO
- DO K = 1, II-1
- COV(J,I) = COV(J,I)
- & + (ZPLANEP(II)-ZPLANEP(K))*
- & (ZPLANEP(JJ)-ZPLANEP(K))*AP(K)**2
-* IF (I .EQ. 10 .AND. J .EQ. 10) PRINT *,'10 10 ',COV(J,I)
- ENDDO
- COVY(I,J) = 0.0D0
- COVY(J,I) = COV(J,I)
- IF (I .EQ. J) THEN
- COVY(J,I) = COVY(J,I) - XPREC**2 + YPREC**2
- ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
-
-* Inversion des matrices de covariance
- NPLU = I
-
- IFAIL = 0
- CALL DSINV(NPLU, COV, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'ERROR'
- IFAIL = 0
- CALL DSINV(NPLU, COVY, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'ERROR'
-* PRINT *,' COVARIANCE MATRIX AFTER'
-* DO I = 1, NPLANE
-* PRINT *,(COV(J,I),J=1,NPLANE)
-* ENDDO
-
-** Calcul de FVAL ou CHI2
- FVAL = 0.0D0
- I = 0
- DO II = 1,NPLANE
- IF (LPLANE(II).EQ.1) THEN
- I = I+1
-* I = II
- J = 0
- DO JJ = 1,NPLANE
- IF (LPLANE(JJ).EQ.1) THEN
- J = J+1
-* J = JJ
- FVAL = FVAL + COV(J,I)*(XMP(II)-XP(II))*(XMP(JJ)-XP(JJ))
- FVAL = FVAL + COVY(J,I)*(YMP(II)-YP(II))
- & *(YMP(JJ)-YP(JJ))
-** IF (JJ.EQ.II) THEN
-** FVAL = FVAL + (XM(II)-XP(II))*(XM(JJ)-XP(JJ))/XPREC**2
-** FVAL = FVAL + (YM(II)-YP(II))
-** & *(YM(JJ)-YP(JJ))/YPREC**2
-** ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
- CHI2 = FVAL
-
-** IF (CHI2.GT.1.E4) THEN
-** PRINT *,'FCNFIT CHI2= ',CHI2
-** FVAL = 0.
-** ENDIF
-
-
- 1000 FORMAT(I5,7F12.6)
-
- RETURN
- END
-
-***********************************************************************
- SUBROUTINE INITFIELDOLD
-*
-* Galina
-***********************************************************************
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
-** IMPLICIT REAL*8(A-H,O-Z)
-** REAL *4 BX,BY,BZ
- COMMON/DAT1/Z(81),X(81),Y(81,44),DX,DZ,LPX,LPY,LPZ
- COMMON/DAT2/BX(81,81,44),BY(81,81,44),BZ(81,81,44)
- COMMON/REG1/ZMAX,ZMIN,XMAX,XMIN
- COMMON/REG2/AY1,CY1,AY2,CY2
-** REAL *4 BXP,BYP,BZP
- COMMON/SDAT1/ZP(51),RAD(10),FI(33),DZP,DFI,DR,YY0,LPPZ,NR,NFI
- COMMON/SDAT2/BXP(51,10,33),BYP(51,10,33),BZP(51,10,33)
- COMMON/SDAT4/B(2,2,32)
- COMMON/REG3/ZPMAX,ZPMIN,RMAX,RMIN
-cc COMMON/CONST/PI2,EPS
- REWIND 40
- 1000 FORMAT(5(1X,D15.7))
- 2000 FORMAT(5(1X,I5))
- READ(40,2000) LPX,LPY,LPZ
- READ(40,1000) (Z(K),K=1,81)
- READ(40,1000) (X(K),K=1,81)
- READ(40,1000) DX,DY,DZ
- READ(40,1000) ZMAX,ZMIN,XMAX,XMIN
-c write(*,*) 'zmin zmax',ZMIN,ZMAX
-c write(*,*) 'xmin xmax',XMIN,XMAX
- READ(40,1000) AY1,CY1,AY2,CY2
-c write(*,*) 'ay1,cy1,ay2,cy2', AY1,CY1,AY2,CY2
-cc READ(40,1000) PI2,EPS
- READ(40,1000) (((BX(K,L,M),K=1,81),L=1,81),M=1,44)
- READ(40,1000) (((BY(K,L,M),K=1,81),L=1,81),M=1,44)
- READ(40,1000) (((BZ(K,L,M),K=1,81),L=1,81),M=1,44)
-** RETURN
-** END
-c Polar part
- READ(40,2000) LPPZ,NR,NFI
- READ(40,1000) (ZP(K),K=1,51)
- READ(40,1000) (RAD(K),K=1,10)
- READ(40,1000) (FI(L),L=1,33)
- READ(40,1000) DZP,DFI,DR
-c write(*,*) 'dzp dfi dR',DZP,DFI,DR
- READ(40,1000) ZPMAX,ZPMIN,RMAX,RMIN
-c write(*,*) 'zmin zmax',ZPMIN,ZPMAX
-c write(*,*) 'Rmin Rmax',RMIN,RMAX
- READ(40,1000) (((BXP(K,L,M),K=1,51),L=1,10),M=1,33)
- READ(40,1000) (((BYP(K,L,M),K=1,51),L=1,10),M=1,33)
- READ(40,1000) (((BZP(K,L,M),K=1,51),L=1,10),M=1,33)
- READ(40,1000) (((B(K,L,M),K=1,2),L=1,2),M=1,32)
-** RETURN
-** END
-
-
-
-
- RETURN
- END
-
-***********************************************************************
- SUBROUTINE RECO_GUFLDOLD(X,F)
-C ^^^^^^^^^^^^^^^^^^^^^^
-C field map G. Chabratova
-C
-C Field map 31/05/99
-***********************************************************************
-
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
- COMMON/MAGERR/IMAGERR
-
- DIMENSION X(7),F(3)
-
- XT = X(2)
- X(2) = X(1)
- X(1) = XT
-
- X0 = X(1)/100.
- Y0 = X(2)/100.
- Z0 = X(3)/100.
-
- CALL FREG1(Z0,X0,Y0,FZ0,FX0,FY0,IND)
-** PRINT 3000,Z0,X0,Y0,FZ0,FX0,FY0,IND
-
- IF(IND.EQ.0) GOTO 1
- CALL FREG2(Z0,X0,Y0,FZ0,FX0,FY0,IND)
- IMAGERR = 0
- IF(IND.EQ.2) THEN
- IMAGERR = 1
-** print 1000
-** PRINT 3000,Z0,X0,Y0,FZ0,FX0,FY0,IND
- ENDIF
- 1000 format(1x,'Attention!!! The point is out of range!!!')
-
- 3000 FORMAT(1X,'Z=',D13.7,1X,'X=',D13.7,1X,'Y=',D13.7,1X,
- & 'BZ=',D13.7,1X,'BX=',D13.7,1X,'BY=',D13.7,1X,'IND=',I3)
-
- 1 F(1) = FX0*10.
- F(2) = FY0*10.
- F(3) = FZ0*10.
-
-** X(1) = X0*100.
-** X(2) = Y0*100.
-** X(3) = Z0*100.
-
-
- FT = F(2)
- F(2) = F(1)
- F(1) = FT
-
- XT = X(2)
- X(2) = X(1)
- X(1) = XT
-
- RETURN
- END
-
-
-**************************************************
- SUBROUTINE FREG1(Z0,X0,Y0,FZ0,FX0,FY0,IND)
-**************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-** REAL *4 BX,BY,BZ
- COMMON/DAT1/Z(81),X(81),Y(81,44),DX,DZ,LPX,LPY,LPZ
- COMMON/DAT2/BX(81,81,44),BY(81,81,44),BZ(81,81,44)
- COMMON/REG1/ZMAX,ZMIN,XMAX,XMIN
- COMMON/REG2/AY1,CY1,AY2,CY2
- KC=1
- LC=1
- MC=1
- IND=0
- IF(Z0.LT.ZMIN.OR.Z0.GT.ZMAX)GO TO 100
- IF(X0.LT.XMIN.OR.X0.GT.XMAX)GO TO 100
- YY1=AY1*Z0+CY1
- YY2=AY2*Z0+CY2
- 2000 FORMAT(1X,'YY1=',D15.7,1X,'YY2=',D15.7,1X,'Y0=',D15.7)
-c PRINT 2000,YY1,YY2,Y0
- IF(Y0.LT.YY1)GO TO 100
- IF(Y0.GT.YY2)GO TO 100
- CALL FIZ(Z0,Z,DZ,KC,K0,Z1,Z2,81)
- CALL FIZ(X0,X,DX,LC,L0,X1,X2,81)
- DY=(YY2-YY1)/DFLOAT(LPY-1)
- YY=(Y0-YY1)
- M0=(YY/DY)
-
- IF(Y0.GE.(YY1+DFLOAT(M0)*DY).AND.Y0.LE.(YY1+DFLOAT(M0+1)*DY))
- &GO TO 700
- M0=M0+1
- 700 CONTINUE
- Y2=(Y0-(YY1+DFLOAT(M0)*DY))/DY
- Y1=1.-Y2
-** write(*,*) 'm0 Y1 Y2',m0,Y1,Y2
-** print *,' k0=',k0,' l0=',l0,' m0=',m0
-** print *,' z1=',z1,' z2=',z2
- FX1=Z1*BX(K0,L0,M0)+Z2*BX(K0+1,L0,M0)
- FX2=Z2*BX(K0+1,L0+1,M0)+Z1*BX(K0,L0+1,M0)
- FFX1=X1*FX1+X2*FX2
- GX1=Z1*BX(K0,L0,M0+1)+Z2*BX(K0+1,L0,M0+1)
- GX2=Z2*BX(K0+1,L0+1,M0+1)+Z1*BX(K0,L0+1,M0+1)
- GGX1=X1*GX1+X2*GX2
- FX0=Y1*FFX1+Y2*GGX1
- FX1=Z1*BY(K0,L0,M0)+Z2*BY(K0+1,L0,M0)
- FX2=Z2*BY(K0+1,L0+1,M0)+Z1*BY(K0,L0+1,M0)
- FFX1=X1*FX1+X2*FX2
- GX1=Z1*BY(K0,L0,M0+1)+Z2*BY(K0+1,L0,M0+1)
- GX2=Z2*BY(K0+1,L0+1,M0+1)+Z1*BY(K0,L0+1,M0+1)
- GGX1=X1*GX1+X2*GX2
- FY0=Y1*FFX1+Y2*GGX1
- FX1=Z1*BZ(K0,L0,M0)+Z2*BZ(K0+1,L0,M0)
- FX2=Z2*BZ(K0+1,L0+1,M0)+Z1*BZ(K0,L0+1,M0)
- FFX1=X1*FX1+X2*FX2
- GX1=Z1*BZ(K0,L0,M0+1)+Z2*BZ(K0+1,L0,M0+1)
- GX2=Z2*BZ(K0+1,L0+1,M0+1)+Z1*BZ(K0,L0+1,M0+1)
- GGX1=X1*GX1+X2*GX2
- FZ0=Y1*FFX1+Y2*GGX1
- RETURN
- 100 CONTINUE
- IND=1
- 1000 format(1x,'Attention!!! The point is out of range!!!')
-C print 1000
- RETURN
- END
-
-*************************************************
- SUBROUTINE FIZ(Z0,Z,DEL,KI,K0,Z1,Z2,NDZ)
-*************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-** CC DIMENSION Z(NDZ)
- DIMENSION Z(10000)
- DDEL=Z0-Z(KI)
- KDEL=INT(DDEL/DEL)
- KJ=KI+KDEL
- K0 = NDZ - 1 ! CCCC
-* if (k0.gt.81) print*,'ndz=',ndz
- IF (KJ.GT.NDZ) THEN ! CCC
- K0 = NDZ-1
- GO TO 100
- ENDIF
- DO 1 K=KJ,NDZ-1 ! CCC
- IF(Z0.LT.Z(K)) THEN
- K0 = K
- GO TO 100
- ENDIF
- 1 CONTINUE
- 100 CONTINUE
-* print *,'K0=',K0,' Z0',z0, Z(K0), Z(K0+1),z2
- if (k0.gt.81) print*,'k0=',k0
- Z2=(Z0-Z(K0))/(Z(K0+1)-Z(K0))
- Z1=1.-Z2
-** write(*,*) 'ko z1 z2', K0,Z1,Z2,' ki=',ki,' kj=',kj,' K=',K
-** write(*,*)' NDZ Z(K0) Z(K0+1)',NDZ,Z(K0), Z(K0+1)
- RETURN
- END
-
-***************************************************
- SUBROUTINE FREG2(Z0,X0,Y0,FZ0,FX0,FY0,IND)
-**************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-** REAL *4 BXP,BYP,BZP
- COMMON/SDAT1/ZP(51),RAD(10),FI(33),DZP,DFI,DR,YY0,LPPZ,NR,NFI
- COMMON/SDAT2/BXP(51,10,33),BYP(51,10,33),BZP(51,10,33)
- COMMON/SDAT4/B(2,2,32)
- COMMON/REG3/ZPMAX,ZPMIN,RMAX,RMIN
-cc COMMON/CONST/PI2,EPS
- KP=32+1
- LP=1
- MP=1
- YY0=0.3
- EPS=0.1D-6
- PI2=0.6283185E+01
- R0=DSQRT((X0-YY0)**2+Y0**2)
-c write (*,*)'ro=',R0
- IF(Z0.LT.ZPMIN.OR.Z0.GT.ZPMAX)GO TO 100
- IF(R0.LT.RMIN.OR.R0.GT.RMAX)GO TO 100
- IF(R0.LE.DR)GO TO 3000
- CALL FIZ(Z0,ZP,DZP,KP,K0,Z1,Z2,51)
- CALL FIZ(R0,RAD,DR,LP,L0,X1,X2,10)
-** print *,' r0=',r0,' rad=',rad,' dr=',dr,' lp=',lp,' l0=',l0,
-** & ' x1=',x1,' x2=',x2
- FI0=DACOS((X0-YY0)/R0)
- IF(Y0.LT.0.D+0)FI0=PI2-FI0
- CALL FIZ(FI0,FI,DFI,MP,M0,Y1,Y2,32)
-** print *,' Apres FIZ',' k0=',k0,' l0=',l0,' m0=',m0
- FX1=Z1*BXP(K0,L0,M0)+Z2*BXP(K0+1,L0,M0)
- FX2=Z2*BXP(K0+1,L0+1,M0)+Z1*BXP(K0,L0+1,M0)
- FFX1=X1*FX1+X2*FX2
- GX1=Z1*BXP(K0,L0,M0+1)+Z2*BXP(K0+1,L0,M0+1)
- GX2=Z2*BXP(K0+1,L0+1,M0+1)+Z1*BXP(K0,L0+1,M0+1)
- GGX1=X1*GX1+X2*GX2
- FX0=Y1*FFX1+Y2*GGX1
- FX1=Z1*BYP(K0,L0,M0)+Z2*BYP(K0+1,L0,M0)
- FX2=Z2*BYP(K0+1,L0+1,M0)+Z1*BYP(K0,L0+1,M0)
- FFX1=X1*FX1+X2*FX2
- GX1=Z1*BYP(K0,L0,M0+1)+Z2*BYP(K0+1,L0,M0+1)
- GX2=Z2*BYP(K0+1,L0+1,M0+1)+Z1*BYP(K0,L0+1,M0+1)
- GGX1=X1*GX1+X2*GX2
- FY0=Y1*FFX1+Y2*GGX1
- FX1=Z1*BZP(K0,L0,M0)+Z2*BZP(K0+1,L0,M0)
-** CCC FX2=Z2*BZ(K0+1,L0+1,M0)+Z1*BZ(K0,L0+1,M0)
- FX2=Z2*BZP(K0+1,L0+1,M0)+Z1*BZP(K0,L0+1,M0)
- FFX1=X1*FX1+X2*FX2
- GX1=Z1*BZP(K0,L0,M0+1)+Z2*BZP(K0+1,L0,M0+1)
- GX2=Z2*BZP(K0+1,L0+1,M0+1)+Z1*BZP(K0,L0+1,M0+1)
- GGX1=X1*GX1+X2*GX2
- FZ0=Y1*FFX1+Y2*GGX1
- IND=0
- RETURN
- 100 CONTINUE
- IND=2
- 1000 format(1x,'Attention!!! The point is out of range!!!')
-C print 1000
- RETURN
- 3000 CONTINUE
- IF(R0.LT.EPS)GO TO 4000
- CALL FIZ(Z0,ZP,DZP,KP,K0,Z1,Z2,51)
- XX=X0-YY0
- FI0=DACOS(XX/R0)
- IF(Y0.LT.0.D+0)FI0=PI2-FI0
- CALL FIZ(FI0,FI,DFI,MP,M0,Y1,Y2,32)
- ALF2=B(1,1,M0)*XX+B(1,2,M0)*Y0
- ALF3=B(2,1,M0)*XX+B(2,2,M0)*Y0
- ALF1=1.-ALF2-ALF3
- FX1=ALF1*BXP(K0,1,1)+ALF2*BXP(K0,1,M0)+ALF3*BXP(K0,1,M0+1)
- FX2=ALF1*BXP(K0+1,1,1)+ALF2*BXP(K0+1,1,M0)+ALF3*BXP(K0+1,1,M0+1)
- FX0=Z1*FX1+Z2*FX2
- FX1=ALF1*BYP(K0,1,1)+ALF2*BYP(K0,1,M0)+ALF3*BYP(K0,1,M0+1)
- FX2=ALF1*BYP(K0+1,1,1)+ALF2*BYP(K0+1,1,M0)+ALF3*BYP(K0+1,1,M0+1)
- FY0=Z1*FX1+Z2*FX2
- FX1=ALF1*BZP(K0,1,1)+ALF2*BZP(K0,1,M0)+ALF3*BZP(K0,1,M0+1)
- FX2=ALF1*BZP(K0+1,1,1)+ALF2*BZP(K0+1,1,M0)+ALF3*BZP(K0+1,1,M0+1)
- FZ0=Z1*FX1+Z2*FX2
-c write(*,*) 'R<Dr:B(1,1,m0) B(1,2,m0) B(2,1,m0) B(2,2,m0)',
-c +B(1,1,M0),B(1,2,M0),B(2,1,M0),B(2,2,M0)
-c write(*,*)'BX(K0,1,1) BX(K0,1,M0)','BX(K0,1,M0+1) BX(K0+1,1,1)'
-c + ,'BX(K0+1,1,M0) BX(K0+1,1,M0+1)', BX(K0,1,1),BX(K0,1,M0) ,
-c + BX(K0,1,M0+1),BX(K0+1,1,1),BX(K0+1,1,M0),BX(K0+1,1,M0+1)
-c write(*,*)'By(K0,1,1) By(K0,1,M0)','By(K0,1,M0+1) By(K0+1,1,1)'
-c + ,'By(K0+1,1,M0) By(K0+1,1,M0+1)', By(K0,1,1),By(K0,1,M0) ,
-c + By(K0,1,M0+1),By(K0+1,1,1),By(K0+1,1,M0),By(K0+1,1,M0+1)
-ccc write (*,*)'Bz(K0,1,1) Bz(K0,1,M0) Bz(K0,1,M0+1) Bz(K0+1,1,1)
- 77 FORMAT(5x,E15.7,2x,E15.7)
-c PRINT 70
-** 70 FORMAT(22hBz(K0,1,1) Bz(K0,1,M0))
-cc PRINT 77 , BzP(K0,1,1),BzP(K0,1,M0)
-cc PRINT 71
-** 71 FORMAT(26hBz(K0,1,M0+1) Bz(K0+1,1,1))
-cc PRINT 77, BzP(K0,1,M0+1),BzP(K0+1,1,1)
-cc PRINT 72
-** 72 FORMAT(29hBz(K0+1,1,M0) Bz(K0+1,1,M0+1))
-cc PRINT 77 ,BzP(K0+1,1,M0),BzP(K0+1,1,M0+1)
-cc 77 FORMAT(5x,D15.7,5x,D15.7)
-
-
- IND=0
- RETURN
- 4000 CONTINUE
- CALL FIZ(Z0,ZP,DZP,KP,K0,Z1,Z2,51)
- FX0=Z1*BXP(K0,1,1)+Z2*BXP(K0+1,1,1)
- FY0=Z1*BYP(K0,1,1)+Z2*BYP(K0+1,1,1)
- FZ0=Z1*BZP(K0,1,1)+Z2*BZP(K0+1,1,1)
-c write(*,*) ' R<eps: Bx(k) Bx(k+1) By(k) By(k+1) Bz(k) Bz(k+1)',
-c + BXP(K0,1,1),BXP(K0+1,1,1),BYP(K0,1,1),BYP(K0+1,1,1),BZP(K0,1,1),
-c + BZP(K0+1,1,1)
- IND=0
- RETURN
- END
-
-***********************************************************************
-
- SUBROUTINE RECO_GRKUTA (CHARGE,STEP,VECT,VOUT)
-C.
-C. ******************************************************************
-C. * *
-C. * Runge-Kutta method for tracking a particle through a magnetic *
-C. * field. Uses Nystroem algorithm (See Handbook Nat. Bur. of *
-C. * Standards, procedure 25.5.20) *
-C. * *
-C. * Input parameters *
-C. * CHARGE Particle charge *
-C. * STEP Step size *
-C. * VECT Initial co-ords,direction cosines,momentum *
-C. * Output parameters *
-C. * VOUT Output co-ords,direction cosines,momentum *
-C. * User routine called *
-C. * CALL GUFLD(X,F) *
-C. * *
-C. * ==>Called by : <USER>, GUSWIM *
-C. * Authors R.Brun, M.Hansroul ********* *
-C. * V.Perevoztchikov (CUT STEP implementation) *
-C. * *
-C. * *
-C. ******************************************************************
-C.
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
-** REAL CHARGE, STEP, VECT(*), VOUT(*), F(4)
-** REAL XYZT(3), XYZ(3), X, Y, Z, XT, YT, ZT
- DIMENSION VECT(*), VOUT(*), F(3)
- DIMENSION XYZT(3), XYZ(3)
- DIMENSION SECXS(4),SECYS(4),SECZS(4),HXP(3)
- EQUIVALENCE (X,XYZ(1)),(Y,XYZ(2)),(Z,XYZ(3)),
- + (XT,XYZT(1)),(YT,XYZT(2)),(ZT,XYZT(3))
-*
- PARAMETER (MAXIT = 1992, MAXCUT = 11)
- PARAMETER (EC=2.9979251D-4,DLT=1D-4,DLT32=DLT/32)
- PARAMETER (ZERO=0, ONE=1, TWO=2, THREE=3)
- PARAMETER (THIRD=ONE/THREE, HALF=ONE/TWO)
- PARAMETER (PISQUA=.986960440109D+01)
- PARAMETER (IX=1,IY=2,IZ=3,IPX=4,IPY=5,IPZ=6)
-*.
-*. ------------------------------------------------------------------
-*.
-* This constant is for units CM,GEV/C and KGAUSS
-*
- ITER = 0
- NCUT = 0
- DO 10 J=1,7
- VOUT(J)=VECT(J)
- 10 CONTINUE
- PINV = EC * CHARGE / VECT(7)
- TL = 0.
- H = STEP
-*
-*
- 20 REST = STEP-TL
- IF (ABS(H).GT.ABS(REST)) H = REST
- CALL RECO_GUFLD(VOUT,F)
-*
-* Start of integration
-*
- X = VOUT(1)
- Y = VOUT(2)
- Z = VOUT(3)
- A = VOUT(4)
- B = VOUT(5)
- C = VOUT(6)
-*
- H2 = HALF * H
- H4 = HALF * H2
- PH = PINV * H
- PH2 = HALF * PH
- SECXS(1) = (B * F(3) - C * F(2)) * PH2
- SECYS(1) = (C * F(1) - A * F(3)) * PH2
- SECZS(1) = (A * F(2) - B * F(1)) * PH2
- ANG2 = (SECXS(1)**2 + SECYS(1)**2 + SECZS(1)**2)
- IF (ANG2.GT.PISQUA) GO TO 40
- DXT = H2 * A + H4 * SECXS(1)
- DYT = H2 * B + H4 * SECYS(1)
- DZT = H2 * C + H4 * SECZS(1)
- XT = X + DXT
- YT = Y + DYT
- ZT = Z + DZT
-*
-* Second intermediate point
-*
- EST = ABS(DXT)+ABS(DYT)+ABS(DZT)
- IF (EST.GT.H) GO TO 30
-
- CALL RECO_GUFLD(XYZT,F)
- AT = A + SECXS(1)
- BT = B + SECYS(1)
- CT = C + SECZS(1)
-*
- SECXS(2) = (BT * F(3) - CT * F(2)) * PH2
- SECYS(2) = (CT * F(1) - AT * F(3)) * PH2
- SECZS(2) = (AT * F(2) - BT * F(1)) * PH2
- AT = A + SECXS(2)
- BT = B + SECYS(2)
- CT = C + SECZS(2)
- SECXS(3) = (BT * F(3) - CT * F(2)) * PH2
- SECYS(3) = (CT * F(1) - AT * F(3)) * PH2
- SECZS(3) = (AT * F(2) - BT * F(1)) * PH2
- DXT = H * (A + SECXS(3))
- DYT = H * (B + SECYS(3))
- DZT = H * (C + SECZS(3))
- XT = X + DXT
- YT = Y + DYT
- ZT = Z + DZT
- AT = A + TWO*SECXS(3)
- BT = B + TWO*SECYS(3)
- CT = C + TWO*SECZS(3)
-*
- EST = ABS(DXT)+ABS(DYT)+ABS(DZT)
- IF (EST.GT.2.*ABS(H)) GO TO 30
-
- CALL RECO_GUFLD(XYZT,F)
-*
- Z = Z + (C + (SECZS(1) + SECZS(2) + SECZS(3)) * THIRD) * H
- Y = Y + (B + (SECYS(1) + SECYS(2) + SECYS(3)) * THIRD) * H
- X = X + (A + (SECXS(1) + SECXS(2) + SECXS(3)) * THIRD) * H
-*
- SECXS(4) = (BT*F(3) - CT*F(2))* PH2
- SECYS(4) = (CT*F(1) - AT*F(3))* PH2
- SECZS(4) = (AT*F(2) - BT*F(1))* PH2
- A = A+(SECXS(1)+SECXS(4)+TWO * (SECXS(2)+SECXS(3))) * THIRD
- B = B+(SECYS(1)+SECYS(4)+TWO * (SECYS(2)+SECYS(3))) * THIRD
- C = C+(SECZS(1)+SECZS(4)+TWO * (SECZS(2)+SECZS(3))) * THIRD
-*
- EST = ABS(SECXS(1)+SECXS(4) - (SECXS(2)+SECXS(3)))
- ++ ABS(SECYS(1)+SECYS(4) - (SECYS(2)+SECYS(3)))
- ++ ABS(SECZS(1)+SECZS(4) - (SECZS(2)+SECZS(3)))
-*
- IF (EST.GT.DLT .AND. ABS(H).GT.1.E-4) GO TO 30
- ITER = ITER + 1
- NCUT = 0
-* If too many iterations, go to HELIX
- IF (ITER.GT.MAXIT) GO TO 40
-*
- TL = TL + H
- IF (EST.LT.(DLT32)) THEN
- H = H*TWO
- ENDIF
- CBA = ONE/ SQRT(A*A + B*B + C*C)
- VOUT(1) = X
- VOUT(2) = Y
- VOUT(3) = Z
- VOUT(4) = CBA*A
- VOUT(5) = CBA*B
- VOUT(6) = CBA*C
- REST = STEP - TL
- IF (STEP.LT.0.) REST = -REST
- IF (REST .GT. 1.E-5*ABS(STEP)) GO TO 20
-*
- GO TO 999
-*
-** CUT STEP
- 30 NCUT = NCUT + 1
-* If too many cuts , go to HELIX
- IF (NCUT.GT.MAXCUT) GO TO 40
- H = H*HALF
- GO TO 20
-*
-** ANGLE TOO BIG, USE HELIX
- 40 F1 = F(1)
- F2 = F(2)
- F3 = F(3)
- F4 = SQRT(F1**2+F2**2+F3**2)
- RHO = -F4*PINV
- TET = RHO * STEP
- IF(TET.NE.0.) THEN
- HNORM = ONE/F4
- F1 = F1*HNORM
- F2 = F2*HNORM
- F3 = F3*HNORM
-*
- HXP(1) = F2*VECT(IPZ) - F3*VECT(IPY)
- HXP(2) = F3*VECT(IPX) - F1*VECT(IPZ)
- HXP(3) = F1*VECT(IPY) - F2*VECT(IPX)
-
- HP = F1*VECT(IPX) + F2*VECT(IPY) + F3*VECT(IPZ)
-*
- RHO1 = ONE/RHO
- SINT = SIN(TET)
- COST = TWO*SIN(HALF*TET)**2
-*
- G1 = SINT*RHO1
- G2 = COST*RHO1
- G3 = (TET-SINT) * HP*RHO1
- G4 = -COST
- G5 = SINT
- G6 = COST * HP
-
- VOUT(IX) = VECT(IX) + (G1*VECT(IPX) + G2*HXP(1) + G3*F1)
- VOUT(IY) = VECT(IY) + (G1*VECT(IPY) + G2*HXP(2) + G3*F2)
- VOUT(IZ) = VECT(IZ) + (G1*VECT(IPZ) + G2*HXP(3) + G3*F3)
-
- VOUT(IPX) = VECT(IPX) + (G4*VECT(IPX) + G5*HXP(1) + G6*F1)
- VOUT(IPY) = VECT(IPY) + (G4*VECT(IPY) + G5*HXP(2) + G6*F2)
- VOUT(IPZ) = VECT(IPZ) + (G4*VECT(IPZ) + G5*HXP(3) + G6*F3)
-*
- ELSE
- VOUT(IX) = VECT(IX) + STEP*VECT(IPX)
- VOUT(IY) = VECT(IY) + STEP*VECT(IPY)
- VOUT(IZ) = VECT(IZ) + STEP*VECT(IPZ)
-*
- ENDIF
-*
- 999 END
-
-
-*******************************************************************
- SUBROUTINE RECO_GUFLDOLD1(X,B)
-C
-C CONSTANT FIELD
-C
-C *** ROUTINE DESCRIBING THE MAGNETIC FIELD IN THE ALICE SETUP ***
-C *** NVE 14-NOV-1990 CERN GENEVA ***
-C
-C CALLED BY : GUFLD
-C ORIGIN : NICK VAN EIJNDHOVEN
-C
-C Input :
-C -------
-C X = (X,Y,Z) coordinates in cm
-C
-C Output :
-C --------
-C B = Magnetic field components (BX,BY,BZ) in KG
-C
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER(NBSTATION=5)
-C
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
-
-C
- DIMENSION X(3),B(3)
-
- XT = X(2)
- X(2) = X(1)
- X(1) = XT
-
- B(1) = 0.
- B(2) = 0.
- B(3) = 0.
-
- IF (X(3).LT.(-1.*ZCOIL)) THEN
- B(3) = 2.
- ELSEIF ( X(3).LT.(-1.*ZMAGEND)) THEN
- B(1) = -10.
- ENDIF
-
- BT = B(2)
- B(2) = B(1)
- B(1) = BT
-
- XT = X(2)
- X(2) = X(1)
- X(1) = XT
-** print *,' x =',X(1),X(2),X(3)
-** print *,' B =',B(1),B(2),B(3)
-
-C
-
-
- 999 END
-
-
-*******************************************************************
- SUBROUTINE RECO_GUFLD(X,B)
-C
-C Field map Mariana
-C
-C *** ROUTINE DESCRIBING THE MAGNETIC FIELD IN THE ALICE SETUP ***
-C *** NVE 14-NOV-1990 CERN GENEVA ***
-C
-C CALLED BY : GUFLD
-C ORIGIN : NICK VAN EIJNDHOVEN
-C
-C Input :
-C -------
-C X = (X,Y,Z) coordinates in cm
-C
-C Output :
-C --------
-C B = Magnetic field components (BX,BY,BZ) in KG
-C
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-C
-
-C --- Common containing magnetic field map data
- REAL DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV
- INTEGER NX,NY,NZ
-
- PARAMETER(MAXFLD=250000)
- COMMON /SCXMFD/ NX,NY,NZ,DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV(MAXFLD)
-C
-
-C
- DIMENSION X(3),B(3)
- DOUBLE PRECISION ONE, RATX, RATY, RATZ, HIX, HIY, HIZ
- $, RATX1, RATY1, RATZ1
- $, BHYHZ, BHYLZ, BLYHZ, BLYLZ, BHZ, BLZ
- $, XL(3)
-
- PARAMETER (ONE=1)
-
- EXTERNAL BX,BY,BZ
-
- XT = X(2)
- X(2) = X(1)
- X(1) = XT
-
-
- ISXFMAP = 3
-
-** BX(JX,JY,JZ)=BV(3*((JZ-1)*(NX*NY)+(JY-1)*NX+(JX-1))+1)
-** BY(JX,JY,JZ)=BV(3*((JZ-1)*(NX*NY)+(JY-1)*NX+(JX-1))+2)
-** BZ(JX,JY,JZ)=BV(3*((JZ-1)*(NX*NY)+(JY-1)*NX+(JX-1))+3)
-
-
-
-*
-* --- Act accordingly to ISXFMAP
-*
- IF(ISXFMAP.EQ.1) THEN
- IF (ABS(X(3)) .LT. 700.
- + .AND. X(1)**2+(X(2)+30.)**2 .LT. 560.**2 ) THEN
- B(1)=0.
- B(2)=0.
- B(3)=2.
- ELSE IF (X(3) .GE. 725. .AND. X(3) .LT. 1225.) THEN
- DZ=ABS(975.-X(3))/100.
- B(1)=(1.-0.1*DZ*DZ)*7.0
- B(2)=0.
- B(3)=0.
- ELSE
- B(1)=0.
- B(2)=0.
- B(3)=0.
- ENDIF
- ELSE IF(ISXFMAP.LE.3) THEN
- IF (-700.LT.X(3).AND.X(3).LT.ZMBEG
- + .AND. X(1)**2+(X(2)+30.)**2 .LT. 560.**2 ) THEN
- B(1)=0.
- B(2)=0.
- B(3)=0.
- ELSE IF ((X(3) .GE. ZMBEG .AND. X(3) .LT. ZMEND) .AND.
- + (XMBEG.LE.ABS(X(1)).AND.ABS(X(1)).LT.XMEND) .AND.
- + (YMBEG.LE.ABS(X(2)).AND.ABS(X(2)).LT.YMEND)) THEN
-
-
-
-C --- find the position in the grid ---
-
- XL(1)=ABS(X(1))-XMBEG
- XL(2)=ABS(X(2))-YMBEG
- XL(3)=X(3)-ZMBEG
-
-C --- Start with X
-
- HIX=XL(1)*UDX
- RATX=HIX-AINT(HIX)
- IX=HIX+1
-
- HIY=XL(2)*UDY
- RATY=HIY-AINT(HIY)
- IY=HIY+1
-
- HIZ=XL(3)*UDZ
- RATZ=HIZ-AINT(HIZ)
- IZ=HIZ+1
-
- IF(ISXFMAP.EQ.2) THEN
-* ... Simple interpolation
-
- B(1) = BX(IX,IY,IZ)*(ONE-RATX) + BX(IX+1,IY+1,IZ+1)*RATX
- B(2) = BY(IX,IY,IZ)*(ONE-RATY) + BY(IX+1,IY+1,IZ+1)*RATY
- B(3) = BZ(IX,IY,IZ)*(ONE-RATZ) + BZ(IX+1,IY+1,IZ+1)*RATZ
- ELSE IF(ISXFMAP.EQ.3) THEN
-* ... more complicated interpolation
- RATX1=ONE-RATX
- RATY1=ONE-RATY
- RATZ1=ONE-RATZ
-** print *,' bx by bz', BX(IX ,IY+1,IZ+1),BY(IX ,IY+1,IZ+1)
-** & , BZ(IX ,IY+1,IZ+1)
- BHYHZ = BX(IX ,IY+1,IZ+1)*RATX1+BX(IX+1,IY+1,IZ+1)*RATX
- BHYLZ = BX(IX ,IY+1,IZ )*RATX1+BX(IX+1,IY+1,IZ )*RATX
- BLYHZ = BX(IX ,IY ,IZ+1)*RATX1+BX(IX+1,IY ,IZ+1)*RATX
- BLYLZ = BX(IX ,IY ,IZ )*RATX1+BX(IX+1,IY ,IZ )*RATX
- BHZ = BLYHZ *RATY1+BHYHZ *RATY
- BLZ = BLYLZ *RATY1+BHYLZ *RATY
- B(1) = BLZ *RATZ1+BHZ *RATZ
-*
- BHYHZ = BY(IX ,IY+1,IZ+1)*RATX1+BY(IX+1,IY+1,IZ+1)*RATX
- BHYLZ = BY(IX ,IY+1,IZ )*RATX1+BY(IX+1,IY+1,IZ )*RATX
- BLYHZ = BY(IX ,IY ,IZ+1)*RATX1+BY(IX+1,IY ,IZ+1)*RATX
- BLYLZ = BY(IX ,IY ,IZ )*RATX1+BY(IX+1,IY ,IZ )*RATX
- BHZ = BLYHZ *RATY1+BHYHZ *RATY
- BLZ = BLYLZ *RATY1+BHYLZ *RATY
- B(2) = BLZ *RATZ1+BHZ *RATZ
-*
- BHYHZ = BZ(IX ,IY+1,IZ+1)*RATX1+BZ(IX+1,IY+1,IZ+1)*RATX
- BHYLZ = BZ(IX ,IY+1,IZ )*RATX1+BZ(IX+1,IY+1,IZ )*RATX
- BLYHZ = BZ(IX ,IY ,IZ+1)*RATX1+BZ(IX+1,IY ,IZ+1)*RATX
- BLYLZ = BZ(IX ,IY ,IZ )*RATX1+BZ(IX+1,IY ,IZ )*RATX
- BHZ = BLYHZ *RATY1+BHYHZ *RATY
- BLZ = BLYLZ *RATY1+BHYLZ *RATY
- B(3) = BLZ *RATZ1+BHZ *RATZ
-*
- ENDIF
-* ... use the dipole symmetry
-
- IF (X(1)*X(2).LT.0) B(2)=-B(2)
- IF (X(1).LT.0) B(3)=-B(3)
-
-*
-
- ELSE
-
- B(1)=0.
- B(2)=0.
- B(3)=0.
-
- ENDIF ! z-coord for m.f.
-
- ENDIF ! endif ISXFMAP
-
- SXMAGN = 1.
- SXMGMX = 20.
- 12 B(1)=B(1)*SXMAGN
- B(2)=B(2)*SXMAGN
- B(3)=B(3)*SXMAGN
- BTOT=SQRT(B(1)**2+B(2)**2+B(3)**2)
- IF(BTOT.GT.SXMGMX) THEN
- PRINT 10100, BTOT,SXMGMX
-10100 FORMAT(' *GUFLD* Field ',G10.4,' larger than max ',G10.4)
- ENDIF
-
-
- BT = B(2)
- B(2) = B(1)
- B(1) = BT
-
- XT = X(2)
- X(2) = X(1)
- X(1) = XT
-
-C
-
- RETURN
- END
-
-
-*******************************************
- DOUBLE PRECISION FUNCTION BX(JX,JY,JZ)
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
-C --- Common containing magnetic field map data
- REAL DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV
- INTEGER NX,NY,NZ
-
- PARAMETER(MAXFLD=250000)
- COMMON /SCXMFD/ NX,NY,NZ,DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV(MAXFLD)
-
- BX=BV(3*((JZ-1)*(NX*NY)+(JY-1)*NX+(JX-1))+1)
-
- END
-
-*******************************************
- DOUBLE PRECISION FUNCTION BY(JX,JY,JZ)
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
-C --- Common containing magnetic field map data
- REAL DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV
- INTEGER NX,NY,NZ
-
- PARAMETER(MAXFLD=250000)
- COMMON /SCXMFD/ NX,NY,NZ,DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV(MAXFLD)
-
- BY=BV(3*((JZ-1)*(NX*NY)+(JY-1)*NX+(JX-1))+2)
-
- END
-
-*******************************************
- DOUBLE PRECISION FUNCTION BZ(JX,JY,JZ)
-
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
-C --- Common containing magnetic field map data
- REAL DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV
- INTEGER NX,NY,NZ
-
- PARAMETER(MAXFLD=250000)
- COMMON /SCXMFD/ NX,NY,NZ,DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV(MAXFLD)
-
- BZ=BV(3*((JZ-1)*(NX*NY)+(JY-1)*NX+(JX-1))+3)
-
- END
-
-***********************************************************************
- SUBROUTINE INITFIELD
-
-C
-C Marianna
-C
-C *** INITIALISATION OF THE FIELD MAP ***
-C *** FCA 24-AUG-1998 CERN GENEVA ***
-C
-C CALLED BY : GALICE
-C ORIGIN : NICK VAN EIJNDHOVEN
-C
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
-
-C --- Common containing magnetic field map data
- REAL DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV
- INTEGER NX,NY,NZ
-
- PARAMETER(MAXFLD=250000)
- COMMON /SCXMFD/ NX,NY,NZ,DZ,DX,DY,UDX,UDY,UDZ
- $,XMBEG,YMBEG,ZMBEG,XMEND,YMEND,ZMEND
- $,BV(MAXFLD)
-
- ISXFMAP = 3
-
- IF(ISXFMAP.EQ.1) THEN
-* ... constant field, nothing to do
- ELSE IF(ISXFMAP.LE.3) THEN
-* ... constant mesh field
- PRINT 10000, ISXFMAP
-10000 FORMAT(' *SXFMAP* Magnetic field map flag: ',I5
- $ ,'; Reading magnetic field map data ')
-*
- OPEN(77,FILE='/home/morsch/AliRoot/V3.02/data/field01.dat',
- $ FORM='FORMATTED',STATUS='OLD')
- READ(77,*) NX,NY,NZ,DX,DY,DZ,XMBEG,YMBEG,ZMBEG
- PRINT*,'NX,NY,NZ,DX,DY,DZ,XMBEG,YMBEG,ZMBEG',
- $ NX,NY,NZ,DX,DY,DZ,XMBEG,YMBEG,ZMBEG
- IF(3*NX*NY*NZ.GT.MAXFLD) THEN
- WRITE(6,10100) 3*NX*NY*NZ,MAXFLD
- STOP 'Increase MAXFLD'
- ENDIF
- UDX=1/DX
- UDY=1/DY
- UDZ=1/DZ
- XMEND=XMBEG+(NX-1)*DX
- YMEND=YMBEG+(NY-1)*DY
- ZMEND=ZMBEG+(NZ-1)*DZ
- DO IZ=1,NZ
- IPZ=3*(IZ-1)*(NX*NY)
- DO IY=1,NY
- IPY=IPZ+3*(IY-1)*NX
- DO IX=1,NX
- IPX=IPY+3*(IX-1)
- READ(77,*) BV(IPX+3),BV(IPX+2),BV(IPX+1)
- ENDDO
- ENDDO
- ENDDO
- CLOSE(77)
- ENDIF ! endif ISXFMAP
-*
-10100 FORMAT('*** SXFMAP: Need ',I7,' have ',I7)
- END
-
-****************************************
- SUBROUTINE RANNOR (A,B)
-****************************************
-C
-C CERN PROGLIB# V100 RANNOR .VERSION KERNFOR 4.18 880425
-C ORIG. 18/10/77
-C
- Y = RNDM()
- IF (Y.EQ.0.) Y = RNDM()
- Z = RNDM()
-
- X = 6.283185*Z
- R = SQRT (-2.0*LOG(Y))
- A = R*SIN (X)
- B = R*COS (X)
- RETURN
- END
-************************************************************************
- SUBROUTINE OLDFCNFIT(NPAR,GRAD,FVAL,XVAL,IFLAG,FUTIL)
-************************************************************************
-* Calcule FVAL: la fonction minimisee par MINUIT
-* with constant magnetic Field
-*
-************************************************************************
-
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- PARAMETER(NPLANE=10)
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- COMMON/MEAS/LPLANE(NPLANE),XMP(NPLANE),YMP(NPLANE)
-
- COMMON/FCNOUT/PXZEA,ALAMEA,PHIEA,XEA,YEA,NPLU,CHI2
-
- DIMENSION GRAD(*),XVAL(*),AMS(500),DISTAZ(500)
-
- DIMENSION XP(NPLANE),YP(NPLANE),
- & COV(NPLANE,NPLANE),AP(NPLANE),COVY(NPLANE,NPLANE)
- DIMENSION VECT(7),VOUT(7)
-
- XV = XVAL(4)
- YV = XVAL(5)
-
- ASIGN = 1.
- IF (XVAL(1).LT.0.) ASIGN = -1.
- PHI = XVAL(2)
- ALAM = XVAL(3)
- PXZ = DABS(1./XVAL(1))
-
- PX = PXZ*DSIN(PHI)
- PY = PXZ*DTAN(ALAM)
- PZ = PXZ*DCOS(PHI)
- PTOT = PXZ/DCOS(ALAM)
- TTHET = DSQRT(DTAN(ALAM)**2+DSIN(PHI)**2)/DCOS(PHI)
- THET = DATAN(TTHET)
- PT = DSQRT(PX**2+PY**2)
-
- RL3 = ASIGN*PT / (0.299792458D-3 * BL3)
- ALPHA = DATAN2(PY,PX)
- XC = XV+RL3*DSIN(ALPHA)
- YC = YV-RL3*DCOS(ALPHA)
-
- A12 = 0.
- NTMAX = 0
-
- ZEA = ZABS
- XEA = XV
- YEA = YV
- PXEA = PX
- PYEA = PY
- PHIEA = PHI
- PXZEA = ASIGN*PXZ
- ALAMEA = ALAM
-* 1er plan
- ANGDEV = (ZPLANEP(1)-ZEA)*TTHET/RL3
- XP(1) = XC+RL3*DSIN(ANGDEV-ALPHA)
- YP(1) = YC+RL3*DCOS(ANGDEV-ALPHA)
- AL = THICK/ DCOS(THET)
- AP(1) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-* 2eme plan
- ANGDEV = (ZPLANEP(2)-ZEA)*TTHET/RL3
- XP(2) = XC+RL3*DSIN(ANGDEV-ALPHA)
- YP(2) = YC+RL3*DCOS(ANGDEV-ALPHA)
- AL = THICK/ DCOS(THET)
- AP(2) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-* 3eme plan
- ANGDEV = (ZPLANEP(3)-ZEA)*TTHET/RL3
- XP(3) = XC+RL3*DSIN(ANGDEV-ALPHA)
- YP(3) = YC+RL3*DCOS(ANGDEV-ALPHA)
- AL = THICK/ DCOS(THET)
- AP(3) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-* 4eme plan
- ANGDEV = (ZPLANEP(4)-ZEA)*TTHET/RL3
- XP(4) = XC+RL3*DSIN(ANGDEV-ALPHA)
- YP(4) = YC+RL3*DCOS(ANGDEV-ALPHA)
- AL = THICK/ DCOS(THET)
- AP(4) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-* Fin de L3
- ANGDEV = (700.D0-ZEA)*TTHET/RL3
- XPL3 = XC+RL3*DSIN(ANGDEV-ALPHA)
- YPL3 = YC+RL3*DCOS(ANGDEV-ALPHA)
- PX = PT*DCOS(ANGDEV-ALPHA)
- PY = -PT*DSIN(ANGDEV-ALPHA)
- PHIC = DATAN2(PY,PX)
- CX = DSIN(THET)*DCOS(PHIC)
- CY = DSIN(THET)*DSIN(PHIC)
- CZ = DCOS(THET)
-* Entree du dipole
- VECT(1) = XPL3+(ZMAGS-700.)*CX/CZ
- VECT(2) = YPL3+(ZMAGS-700.)*CY/CZ
- VECT(3) = ZMAGS
- VECT(4) = CX
- VECT(5) = CY
- VECT(6) = CZ
- VECT(7) = PTOT
-
- PXZ = PTOT*DSQRT(VECT(4)**2+VECT(6)**2)
- RDIP = ASIGN*PXZ / (0.299792458D-3 * B0)
- PHI1 = DATAN2(VECT(4),VECT(6))
- XC = VECT(1)+RDIP*DCOS(PHI1)
- ZC = VECT(3)-RDIP*DSIN(PHI1)
-
- IF (DABS((ZMAGE-ZPLANEP(5))/RDIP).GE.1.D0) RETURN ! Particule boucle dans le champ
- XP(5) = XC-ASIGN*DSQRT(RDIP**2-(ZPLANEP(5)-ZC)**2)
- YP(5) = VECT(2)+(ZPLANEP(5)-ZMAGS)*VECT(5)/VECT(6)
- CX = (ZPLANEP(5)-ZC)/RDIP
- CY = VECT(5)
- CZ = DABS((XP(5)-XC)/RDIP)
- THET = DATAN2(DSQRT(CX**2+CY**2),CZ)
- AL = THICK/ DCOS(THET)
- AP(5) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-
- IF (DABS((ZMAGE-ZPLANEP(6))/RDIP).GE.1.D0) RETURN ! Particule boucle dans le champ
- XP(6) = XC-ASIGN*DSQRT(RDIP**2-(ZPLANEP(6)-ZC)**2)
- YP(6) = VECT(2)+(ZPLANEP(6)-ZMAGS)*VECT(5)/VECT(6)
- CX = (ZPLANEP(6)-ZC)/RDIP
- CY = VECT(5)
- CZ = DABS((XP(6)-XC)/RDIP)
- THET = DATAN2(DSQRT(CX**2+CY**2),CZ)
- AL = THICK/ DCOS(THET)
- AP(6) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-
-
- IF (DABS((ZMAGE-ZC)/RDIP).GE.1.D0) RETURN ! Particule boucle dans le champ
- VOUT(1) = XC-ASIGN*DSQRT(RDIP**2-(ZMAGE-ZC)**2)
- VOUT(2) = VECT(2)+(ZMAGE-ZMAGS)*VECT(5)/VECT(6)
- VOUT(3) = ZMAGE
- VOUT(4) = (ZMAGE-ZC)/RDIP
- VOUT(5) = VECT(5)
- VOUT(6) = DABS((VOUT(1)-XC)/RDIP)
- VOUT(7) = PTOT
-
- DO IV = 1,7
- VECT(IV) = VOUT(IV)
- ENDDO
-
-* 7eme plan
- THET = DATAN2(DSQRT(VECT(4)**2+VECT(5)**2),VECT(6))
- XP(7) = VECT(1)+(ZPLANEP(7)-ZMAGE)*VECT(4)/VECT(6)
- YP(7) = VECT(2)+(ZPLANEP(7)-ZMAGE)*VECT(5)/VECT(6)
- AL = THICK/ DCOS(THET)
- AP(7) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-* 8eme plan
- XP(8) = XP(7)+(ZPLANEP(8)-ZPLANEP(7))*VECT(4)/VECT(6)
- YP(8) = YP(7)+(ZPLANEP(8)-ZPLANEP(7))*VECT(5)/VECT(6)
- AL = THICK/ DCOS(THET)
- AP(8) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-
-* 9eme plan
- XP(9) = XP(8)+(ZPLANEP(9)-ZPLANEP(8))*VECT(4)/VECT(6)
- YP(9) = YP(8)+(ZPLANEP(9)-ZPLANEP(8))*VECT(5)/VECT(6)
- AL = THICK/ DCOS(THET)
- AP(9) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-
-* 10eme plan
- XP(10) = XP(9)+(ZPLANEP(10)-ZPLANEP(9))*VECT(4)/VECT(6)
- YP(10) = YP(9)+(ZPLANEP(10)-ZPLANEP(9))*VECT(5)/VECT(6)
- AL = THICK/ DCOS(THET)
- AP(10) = (0.0136D0/PTOT) * DSQRT(AL) * (1 + 0.038D0*DLOG(AL))
-
-** Matrice de covariance
- I = 0
- DO II = 1,NPLANE
- IF (LPLANE(II).EQ.1) THEN
- I = I + 1
-* I = II
- J = I - 1
- DO JJ = II, NPLANE
- IF (LPLANE(JJ).EQ.1) THEN
- J = J + 1
-* J = JJ
- COV (I,J) = 0.0D0
- COV (J,I) = A12
- IF (I .EQ. J) THEN
- COV(J,I) =COV(J,I) + XPREC**2
- ENDIF
-
-* IF (I .EQ. 10 .AND. J .EQ. 10) PRINT *,'10 10 ',COV(J,I)
- DO L = 1,NTMAX
- COV(J,I) = COV(J,I)
- & + (ZPLANEP(II) + DISTAZ(L))*(ZPLANEP(JJ) + DISTAZ(L))*AMS(L)**2
- ENDDO
- DO K = 1, II-1
- COV(J,I) = COV(J,I)
- & + (ZPLANEP(II)-ZPLANEP(K))*(ZPLANEP(JJ)-ZPLANEP(K))*AP(K)**2
-* IF (I .EQ. 10 .AND. J .EQ. 10) PRINT *,'10 10 ',COV(J,I)
- ENDDO
- COVY(I,J) = 0.0D0
- COVY(J,I) = COV(J,I)
- IF (I .EQ. J) THEN
- COVY(J,I) = COVY(J,I) - XPREC**2 + YPREC**2
- ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
-
-* Inversion des matrices de covariance
- NPLU = I
-
- IFAIL = 0
- CALL DSINV(NPLU, COV, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'ERROR'
- IFAIL = 0
- CALL DSINV(NPLU, COVY, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'ERROR'
-* PRINT *,' COVARIANCE MATRIX AFTER'
-* DO I = 1, NPLANE
-* PRINT *,(COV(J,I),J=1,NPLANE)
-* ENDDO
-
-** Calcul de FVAL ou CHI2
- FVAL = 0.0D0
- I = 0
- DO II = 1,NPLANE
- IF (LPLANE(II).EQ.1) THEN
- I = I+1
-* I = II
- J = 0
- DO JJ = 1,NPLANE
- IF (LPLANE(JJ).EQ.1) THEN
- J = J+1
-* J = JJ
- FVAL = FVAL + COV(J,I)*(XMP(II)-XP(II))*(XMP(JJ)-XP(JJ))
- FVAL = FVAL + COVY(J,I)*(YMP(II)-YP(II))
- & *(YMP(JJ)-YP(JJ))
-** IF (JJ.EQ.II) THEN
-** FVAL = FVAL + (XMP(II)-XP(II))*(XMP(JJ)-XP(JJ))/XPREC**2
-** FVAL = FVAL + (YMP(II)-YP(II))
-** & *(YMP(JJ)-YP(JJ))/YPREC**2
-** ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
- CHI2 = FVAL
- print *,' fcnfit pxz tphi talam xvert yvert chi2',
- & PXZEA,PHIEA,ALAMEA,
- & XEA,YEA,CHI2/FLOAT(2*NPLU-5)
-
- 1000 FORMAT(I5,7F12.6)
-
- RETURN
- END
-
-*
-* $Id$
-*
-* $Log$
-* Revision 1.5 2000/06/15 07:58:49 morsch
-* Code from MUON-dev joined
-*
-* Revision 1.4.4.2 2000/04/26 15:48:37 morsch
-* Some routines from obsolete algo.F are needed by reco_muon.F and have been
-* copied there.
-*
-* Revision 1.4.4.1 2000/01/12 16:00:55 morsch
-* New version of MUON code
-*
-* Revision 1.1.1.1 1995/10/24 10:21:41 cernlib
-* Geant
-*
-*
-*CMZ : 3.21/02 29/03/94 15.41.23 by S.Giani
-*-- Author :
- SUBROUTINE RECO_GHELIX (CHARGE, STEP, VECT, VOUT)
-C.
-C. ******************************************************************
-C. * *
-C. * Performs the tracking of one step in a magnetic field *
-C. * The trajectory is assumed to be a helix in a constant field *
-C. * taken at the mid point of the step. *
-C. * Parameters: *
-C. * input *
-C. * STEP =arc length of the step asked *
-C. * VECT =input vector (position,direction cos and momentum) *
-C. * CHARGE= electric charge of the particle *
-C. * output *
-C. * VOUT = same as VECT after completion of the step *
-C. * *
-C. * ==>Called by : <USER>, GUSWIM *
-C. * Author M.Hansroul ********* *
-C. * Modified S.Egli, S.V.Levonian *
-C. * Modified V.Perevoztchikov
-C. * *
-C. ******************************************************************
-C.
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- DIMENSION VECT(7),VOUT(7)
- DIMENSION XYZ(3),H(4),HXP(3)
- PARAMETER (IX=1,IY=2,IZ=3,IPX=4,IPY=5,IPZ=6,IPP=7)
- PARAMETER (SIXTH = 1./6.)
- PARAMETER (EC=2.9979251E-4)
-C.
-C. ------------------------------------------------------------------
-C.
-C units are kgauss,centimeters,gev/c
-C
- VOUT(IPP) = VECT(IPP)
- IF (CHARGE.EQ.0.) GO TO 10
- XYZ(1) = VECT(IX) + 0.5 * STEP * VECT(IPX)
- XYZ(2) = VECT(IY) + 0.5 * STEP * VECT(IPY)
- XYZ(3) = VECT(IZ) + 0.5 * STEP * VECT(IPZ)
-C
- CALL RECO_GUFLD (XYZ, H)
-
- H2XY = H(1)**2 + H(2)**2
- H(4) = H(3)**2 + H2XY
- IF (H(4).LE.1.E-12) GO TO 10
- IF (H2XY.LE.1.E-12*H(4)) THEN
- CALL RECO_GHELX3 (CHARGE*H(3), STEP, VECT, VOUT)
- GO TO 999
- ENDIF
- H(4) = SQRT(H(4))
- H(1) = H(1)/H(4)
- H(2) = H(2)/H(4)
- H(3) = H(3)/H(4)
- H(4) = H(4)*EC
-*
- HXP(1) = H(2)*VECT(IPZ) - H(3)*VECT(IPY)
- HXP(2) = H(3)*VECT(IPX) - H(1)*VECT(IPZ)
- HXP(3) = H(1)*VECT(IPY) - H(2)*VECT(IPX)
-
- HP = H(1)*VECT(IPX) + H(2)*VECT(IPY) + H(3)*VECT(IPZ)
-*
- RHO = -CHARGE*H(4)/VECT(IPP)
- TET = RHO * STEP
- IF (ABS(TET).GT.0.15) THEN
- SINT = SIN(TET)
- SINTT = (SINT/TET)
- TSINT = (TET-SINT)/TET
- COS1T = 2.*(SIN(0.5*TET))**2/TET
- ELSE
- TSINT = SIXTH*TET**2
- SINTT = (1. - TSINT)
- SINT = TET*SINTT
- COS1T = 0.5*TET
- ENDIF
-*
- F1 = STEP * SINTT
- F2 = STEP * COS1T
- F3 = STEP * TSINT * HP
- F4 = -TET*COS1T
- F5 = SINT
- F6 = TET * COS1T * HP
-
- VOUT(IX) = VECT(IX) + (F1*VECT(IPX) + F2*HXP(1) + F3*H(1))
- VOUT(IY) = VECT(IY) + (F1*VECT(IPY) + F2*HXP(2) + F3*H(2))
- VOUT(IZ) = VECT(IZ) + (F1*VECT(IPZ) + F2*HXP(3) + F3*H(3))
-
- VOUT(IPX) = VECT(IPX) + (F4*VECT(IPX) + F5*HXP(1) + F6*H(1))
- VOUT(IPY) = VECT(IPY) + (F4*VECT(IPY) + F5*HXP(2) + F6*H(2))
- VOUT(IPZ) = VECT(IPZ) + (F4*VECT(IPZ) + F5*HXP(3) + F6*H(3))
-
- GO TO 999
-
- 10 CONTINUE
- DO 20 I = 1,3
- VOUT(I) = VECT(I) + STEP * VECT(I+3)
- VOUT(I+3) = VECT(I+3)
- 20 CONTINUE
-C
- 999 END
-
-*
-* $Id$
-*
-* $Log$
-* Revision 1.5 2000/06/15 07:58:49 morsch
-* Code from MUON-dev joined
-*
-* Revision 1.4.4.2 2000/04/26 15:48:37 morsch
-* Some routines from obsolete algo.F are needed by reco_muon.F and have been
-* copied there.
-*
-* Revision 1.4.4.1 2000/01/12 16:00:55 morsch
-* New version of MUON code
-*
-* Revision 1.1.1.1 1995/10/24 10:21:41 cernlib
-* Geant
-*
-*
-
-*CMZ : 3.21/02 29/03/94 15.41.23 by S.Giani
-*-- Author :
- SUBROUTINE RECO_GHELX3 (FIELD, STEP, VECT, VOUT)
-C.
-C. ******************************************************************
-C. * *
-C. * Tracking routine in a constant field oriented *
-C. * along axis 3 *
-C. * Tracking is performed with a conventional *
-C. * helix step method *
-C. * *
-C. * ==>Called by : <USER>, GUSWIM *
-C. * Authors R.Brun, M.Hansroul ********* *
-C * Rewritten V.Perevoztchikov
-C. * *
-C. ******************************************************************
-C.
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- DIMENSION VECT(7),VOUT(7),HXP(3)
- PARAMETER (IX=1,IY=2,IZ=3,IPX=4,IPY=5,IPZ=6,IPP=7)
- PARAMETER (SIXTH = 1./6.)
- PARAMETER (EC=2.9979251E-4)
-C.
-C. ------------------------------------------------------------------
-C.
-C units are kgauss,centimeters,gev/c
-C
- VOUT(IPP) = VECT(IPP)
- H4 = FIELD * EC
-*
- HXP(1) = - VECT(IPY)
- HXP(2) = + VECT(IPX)
-
- HP = VECT(IPZ)
-*
- RHO = -H4/VECT(IPP)
- TET = RHO * STEP
- IF (ABS(TET).GT.0.15) THEN
- SINT = SIN(TET)
- SINTT = (SINT/TET)
- TSINT = (TET-SINT)/TET
- COS1T = 2.*(SIN(0.5*TET))**2/TET
- ELSE
- TSINT = SIXTH*TET**2
- SINTT = (1. - TSINT)
- SINT = TET*SINTT
- COS1T = 0.5*TET
- ENDIF
-*
- F1 = STEP * SINTT
- F2 = STEP * COS1T
- F3 = STEP * TSINT * HP
- F4 = -TET*COS1T
- F5 = SINT
- F6 = TET * COS1T * HP
-
- VOUT(IX) = VECT(IX) + (F1*VECT(IPX) + F2*HXP(1))
- VOUT(IY) = VECT(IY) + (F1*VECT(IPY) + F2*HXP(2))
- VOUT(IZ) = VECT(IZ) + (F1*VECT(IPZ) + F3)
-
- VOUT(IPX) = VECT(IPX) + (F4*VECT(IPX) + F5*HXP(1))
- VOUT(IPY) = VECT(IPY) + (F4*VECT(IPY) + F5*HXP(2))
- VOUT(IPZ) = VECT(IPZ) + (F4*VECT(IPZ) + F6)
-
-C
- 999 END
-
-************************************************************************
- DOUBLE PRECISION FUNCTION RECOCHI2 (MPOS,MANG,XM,YM,ALAMM,APHIM,
- & XC,YC,ALAMC,APHIC,PTOT,IZMES,NPLPL)
-C.
-C. ******************************************************************
-C. * Calculate chi2 taking into account MSC *
-C. * *
-C. ******************************************************************
-C.
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
- PARAMETER(NBSTATION=5,NPLANE=10)
-
- COMMON/ZDEFIN/ZPLANE(NBSTATION),ZCOIL,ZMAGEND,DZ_PL(NBSTATION)
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-C
- DIMENSION MPOS(NBSTATION),MANG(NBSTATION),
- & XM(NBSTATION),YM(NBSTATION),ALAMM(NBSTATION),APHIM(NBSTATION),
- & XC(NBSTATION),YC(NBSTATION),ALAMC(NBSTATION),APHIC(NBSTATION),
- & ALAMP(NBSTATION),APHIP(NBSTATION)
-
- DIMENSION AP(NPLANE),IZMES(NBSTATION),IPLANE(NPLANE)
- DIMENSION COVX(NPLANE,NPLANE),COVY(NPLANE,NPLANE)
- DIMENSION XM1(NPLANE),YM1(NPLANE),XC1(NPLANE),YC1(NPLANE)
-
-
- ICH = 0
- NPLPL = 0
- DO IZ = 1,NBSTATION
- ICH = ICH + 1
- IPLANE(ICH) = 0
- AL = THICK/(COS(ALAMC(IZ))*COS(APHIC(IZ)))
- AP(ICH) = (0.0136D0/PTOT)*DSQRT(AL)*(1.+0.038D0*DLOG(AL))
- IF (MPOS(IZ).EQ.1.AND.IZMES(IZ).EQ.1) THEN
- IPLANE(ICH) = 1
- XM1(ICH) = XM(IZ)
- YM1(ICH) = YM(IZ)
- ENDIF
- XC1(ICH) = XC(IZ)
- YC1(ICH) = YC(IZ)
-
- ICH = ICH + 1
- IPLANE(ICH) = 0
- AP(ICH) = (0.0136D0/PTOT)*DSQRT(AL)*(1.+0.038D0*DLOG(AL))
- IF (MPOS(IZ).EQ.1.AND.IZMES(IZ).EQ.2) THEN
- IPLANE(ICH) = 1
- XM1(ICH) = XM(IZ)
- YM1(ICH) = YM(IZ)
- ENDIF
- IF (MANG(IZ).EQ.1) THEN
- IPLANE(ICH) = 1
- XM1(ICH) = XM(IZ) - DZ_PL(IZ) * TAN(APHIM(IZ))
- YM1(ICH) = YM(IZ) + DZ_PL(IZ)/COS(APHIM(IZ))*TAN(ALAMM(IZ))
- ENDIF
- XC1(ICH) = XC(IZ) - DZ_PL(IZ) * TAN(APHIC(IZ))
- YC1(ICH) = YC(IZ) + DZ_PL(IZ)/COS(APHIC(IZ))*TAN(ALAMC(IZ))
- IF (IPLANE(ICH).EQ.1) NPLPL = NPLPL+1
- ENDDO
-
-
-
-** Matrice de covariance X et Y
- I = 0
- DO II = 1,NPLANE
-
- IF (IPLANE(II).EQ.1) THEN
- I = I + 1
-
- J = I - 1
- DO JJ = II, NPLANE
- IF (IPLANE(JJ).EQ.1) THEN
- J = J + 1
-
- COVX (I,J) = 0.
- COVX (J,I) = 0.
- IF (I .EQ. J) THEN
- COVX(J,I) =COVX(J,I) + XPREC**2
- ENDIF
-
- DO K = 1, II-1
- COVX(J,I) = COVX(J,I)
- & + (-ZPLANEP(II)+ZPLANEP(K))*
- & (-ZPLANEP(JJ)+ZPLANEP(K))*AP(K)**2
-
- ENDDO
- COVY(I,J) = 0.
- COVY(J,I) = COVX(J,I)
- IF (I .EQ. J) THEN
- COVY(J,I) = COVY(J,I) - XPREC**2 + YPREC**2
- ENDIF
- ENDIF
- ENDDO
- ENDIF
- ENDDO
-
- NPLUP = I
-
-
-* Inversion des matrices de covariance
- IFAIL = 0
- CALL DSINV(NPLUP, COVX, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'RECOCHI2 ERROR COVX'
-
- IFAIL = 0
- CALL DSINV(NPLUP, COVY, NPLANE, IFAIL)
-** IF (JFAIL.NE.0 .AND. IFAIL .NE. 0) STOP 'ERROR'
- IF (IFAIL .NE. 0) STOP 'RECOCHI2 ERROR COVY'
-
-** Calcul de FVAL ou CHI2
- FVAL = 0.
-
- I = 0
- DO II = 1,NPLANE
- IF (IPLANE(II).EQ.1) THEN
- I = I+1
- J = 0
-** print *,' II=',ii,' XM1,YM1 =',xm1(ii),ym1(ii),
-** & ' XC,YC =',xc1(ii),yc1(ii)
- DO JJ = 1,NPLANE
- IF (IPLANE(JJ).EQ.1) THEN
- J = J+1
- FVAL = FVAL + COVX(J,I)*(XM1(II)-XC1(II))
- & *(XM1(JJ)-XC1(JJ))
- FVAL = FVAL + COVY(J,I)*(YM1(II)-YC1(II))
- & *(YM1(JJ)-YC1(JJ))
- ENDIF
- ENDDO
- ENDIF
- ENDDO
-
- RECOCHI2 = FVAL
-** print *,' recochi2 =',recochi2
-
-C
- RETURN
- END
-
-************************************************************************
- SUBROUTINE RECO_SELECT(ISEL)
-************************************************************************ * ISEL(I) = 1 if track number I is OK, ISEL(I) = 0 otherwise
-************************************************************************
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- PARAMETER (NPLANE=10,NBCHAMBER=10,NTRMAX=500)
-
- COMMON/DEBEVT/IDEBUG
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- COMMON/TRACKFOUT/IEVOUT,NTREVT,JJOUT(NBCHAMBER,NTRMAX),
- & ISTAT(NTRMAX),PXZOUT(NTRMAX),TPHIOUT(NTRMAX),
- & TALAMOUT(NTRMAX),XVERTOUT(NTRMAX),YVERTOUT(NTRMAX),
- & CHI2OUT(NTRMAX),
- & XMESOUT(NBCHAMBER,NTRMAX),YMESOUT(NBCHAMBER,NTRMAX)
- & ,PXVOUT(NTRMAX),PYVOUT(NTRMAX),PZVOUT(NTRMAX)
-
- DIMENSION ISEL(NTRMAX)
-
- DO I = 1,NTREVT
- ISEL(I) = 1
- ENDDO
-
- DO I = 1,NTREVT
-
- ICH1 = 9
- JJ1 = JJOUT(ICH1,I)
- IF (JJ1.EQ.0) ICH1 = 10
- X1 = XMESOUT(ICH1,I)
- Y1 = YMESOUT(ICH1,I)
-
- DO J = I+1,NTREVT
- ICH2 = 9
- JJ2 = JJOUT(ICH2,J)
- IF (JJ2.EQ.0) ICH2 = 10
- X2 = XMESOUT(ICH2,J)
- Y2 = YMESOUT(ICH2,J)
- DIST = SQRT(((X2-X1)/(10.*XPREC))**2
- & +((Y2-Y1)/(10.*YPREC))**2)
- IF (DIST.LT.2.) THEN
- CHI21 = CHI2OUT(I)
- CHI22 = CHI2OUT(J)
- IF (CHI22.LT.CHI21) THEN
- ISEL(I) = 0
- IF (IDEBUG.EQ.2) THEN
- PRINT *,' RECO_SELECT I,ISEL= ',I,ISEL(I)
- ENDIF
- ELSE
- ISEL(J) = 0
- IF (IDEBUG.EQ.2) THEN
- PRINT *,' RECO_SELECT J,ISEL= ',J,ISEL(J)
- ENDIF
- ENDIF
- ENDIF
- ENDDO
-
- ENDDO
-
-
- RETURN
- END
-
-***************************************************
- SUBROUTINE reconstmuon2(IFIT,IDEBUGC,NEV)
-***************************************************
- IMPLICIT DOUBLE PRECISION(A-H,O-Z)
-
- PARAMETER(NPLANE=10,MAXIDG=28,NTRMAX=500)
-
- REAL*4 PXR,PYR,PZR,ZVR,CHI2R,PXV,PYV,PZV
-
- COMMON/TRACKFI/EFF,EFF1,EFF2,XPREC,YPREC,PHIPREC,ALAMPREC,
- & HCUT,LBKG,SIGCUT,ALPHATOP,HTOP
-
- COMMON/PAWCR4/IEVR,NTRACKR,ISTATR(NTRMAX),ISIGNR(NTRMAX),
- & PXR(NTRMAX),PYR(NTRMAX),PZR(NTRMAX),ZVR(NTRMAX),
- & CHI2R(NTRMAX),PXV(NTRMAX),PYV(NTRMAX),PZV(NTRMAX)
-
- COMMON/MEAS/LPLANE(NPLANE),XMP(NPLANE),YMP(NPLANE)
-
- COMMON/FIT/NHITTOT1,izch(maxidg),xgeant(maxidg),
- & ygeant(nplane)
-
- COMMON/PRECCUT/PCUT,PTCUT,CHI2CUT
-
- REAL*4 RN1,RN2
-
-** Read events
- CALL trackf_read_fit(IEVR,NEV,NHITTOT1,IZCH,XGEANT,YGEANT)
- print*,'nhittot1 ',nhittot1
-
-* do i=1,NHITTOT1
-* print*,'x=',xgeant(i),' y=',ygeant(i),' ch=',izch(i)
-* enddo
-
- if (nhittot1.ne.20) goto 55
- nhit1=1
- nhit2=10
- do ntr=1,2 ! loop over tracks
- do nhit=nhit1,nhit2 ! loop over hits
- ich=izch(nhit)
- lplane(ich)=1
-
- CALL RANNOR(RN1,RN2) ! CCC
-* xmp(ich)=xgeant(nhit)
-* ymp(ich)=ygeant(nhit)
- xmp(ich)=xgeant(nhit) + RN1 * XPREC
- ymp(ich)=ygeant(nhit) + RN2 * YPREC
- end do
- call fit_trace(ntr)
- nhit1=11
- nhit2=20
- end do
-
- CALL CHFNT(IEVR,NTRACK,ISTATR,ISIGNR,
- & PXR,PYR,PZR,ZVR,CHI2R,PXV,PYV,PZV)
-
- 55 continue
-
- END
-
-*********************************
- subroutine fit_trace(ntr)
-*********************************
-*
- IMPLICIT DOUBLE PRECISION (A-H,O-Z)
-
- PARAMETER(NPLANE=10,NTRACK=2,NTRMAX=500)
-
- COMMON/FCNOUT/PXZEA,ALAMEA,PHIEA,XEA,YEA,NPLU,CHI2
-
- REAL*4 PXR,PYR,PZR,ZVR,CHI2R,PXV,PYV,PZV
- COMMON/PAWCR4/IEVR,NTRACKR,ISTATR(NTRMAX),ISIGNR(NTRMAX),
- & PXR(NTRMAX),PYR(NTRMAX),PZR(NTRMAX),ZVR(NTRMAX),
- & CHI2R(NTRMAX),PXV(NTRMAX),PYV(NTRMAX),PZV(NTRMAX)
-
- COMMON/MEAS/LPLANE(NPLANE),XMP(NPLANE),YMP(NPLANE)
-
- COMMON/PARAM/ZPLANEP(NPLANE),THICK,XPREC,YPREC,B0,BL3,ZMAGS,
- & ZMAGE,ZABS,XMAG,ZBP1,ZBP2,CONST
-
- COMMON/PRECCUT/PCUT,PTCUT,CHI2CUT
-
- dimension PXZOUT(NTRMAX),TPHIOUT(NTRMAX),TALAMOUT(NTRMAX),
- & CHI2OUT(NTRMAX)
-
- x1=xmp(1)
- y1=ymp(1)
- ipl1=1
- x2=xmp(3)
- y2=ymp(3)
- ipl2=3
- x3=xmp(7)
- ipl3=7
- x4=xmp(9)
- ipl4=9
-
- PHIAV = DATAN2((X2-X1),(ZPLANEP(IPL2)-ZPLANEP(IPL1)))
- PHIAP = DATAN2((X4-X3),(ZPLANEP(IPL4)-ZPLANEP(IPL3)))
-
- DPHI = (PHIAP-PHIAV)
- ASIGN = 1.
- IF (DPHI.LT.0.) ASIGN = -1. ! CCC
- PXZ = CONST/DABS(DPHI)
-
-* * Cuts PXZ
- IF (PXZ.LT.PCUT) GO TO 66
-
- PXZINVI = ASIGN/PXZ ! CCC
- PHII = PHIAV
- ALAMI = DATAN2((Y2-Y1),DSQRT((X2-X1)**2
- & +(ZPLANEP(IPL2)-ZPLANEP(IPL1))**2))
- XVR = X1
- YVR = Y1
-
-* print *,' avant prec_fit pxzi phii alami x y',1./ PXZINVI,
-* & PHII, ALAMI ,XVR,YVR
-* PRINT *,' X1 X2 X3 X4',X1,X2,X3,X4
-* PRINT *,' Z1 Z2 Z3 Z4',ZPLANEP(IPL1),ZPLANEP(IPL2),
-* & ZPLANEP(IPL3),ZPLANEP(IPL4)
-* PRINT *,' CONST= ',CONST
-
-* * Fit des traces apres l'absorbeur
- CALL PREC_FIT (PXZINVI,PHII,ALAMI,XVR,YVR,
- & PXZINVF,PHIF,ALAMF,XVERTF,YVERTF,EPXZINV,EPHI,EALAM,
- & EXVERT,EYVERT)
-
-* * Correction de Branson
- CALL BRANSON(PXZEA,PHIEA,ALAMEA,XEA,YEA)
-
- PXZ1 = DABS(PXZEA)
- PX1 = PXZ1*DSIN(PHIEA)
- PY1 = PXZ1*DTAN(ALAMEA)
- PT1 = DSQRT(PX1**2+PY1**2)
-
-* print*,'pt1=',pt1
-* print*,'ptcut=',ptcut
-* print*,'chi2=',CHI2/FLOAT(2*NPLU-5)
-* print*,'chi2cut=',CHI2CUT
-
-* * Cuts PT
- IF (PT1.LT.PTCUT) GO TO 66
-* * Cuts CHI2
- IF ((CHI2/FLOAT(2*NPLU-5)).GT.CHI2CUT) GO TO 66
-
- PXZOUT(NTR) = PXZEA
- TPHIOUT(NTR) = DTAN(PHIEA)
- TALAMOUT(NTR) = DTAN(ALAMEA)
- CHI2OUT(NTR) = CHI2/FLOAT(2*NPLU-5)
-
- ISIGNR(NTR) = 1
- IF (PXZOUT(NTR).LT.0.) ISIGNR(NTR) = -1
- PXZ = ABS(PXZOUT(NTR))
- PHI = ATAN(TPHIOUT(NTR))
- ALAM = ATAN(TALAMOUT(NTR))
- PYR(NTR) = PXZ*SIN(PHI)
- PXR(NTR) = PXZ*TAN(ALAM)
- PZR(NTR) = PXZ*COS(PHI)
-
- 66 CONTINUE
-
- return
- end
-
- SUBROUTINE SORTZV (A,INDEX,N1,MODE,NWAY,NSORT)
-C
-C CERN PROGLIB# M101 SORTZV .VERSION KERNFOR 3.15 820113
-C ORIG. 02/10/75
-C
- DIMENSION A(N1),INDEX(N1)
-C
-C
- N = N1
- IF (N.LE.0) RETURN
- IF (NSORT.NE.0) GO TO 2
- DO 1 I=1,N
- 1 INDEX(I)=I
-C
- 2 IF (N.EQ.1) RETURN
- IF (MODE) 10,20,30
- 10 CALL SORTTI (A,INDEX,N)
- GO TO 40
-C
- 20 CALL SORTTC(A,INDEX,N)
- GO TO 40
-C
- 30 CALL SORTTF (A,INDEX,N)
-C
- 40 IF (NWAY.EQ.0) GO TO 50
- N2 = N/2
- DO 41 I=1,N2
- ISWAP = INDEX(I)
- K = N+1-I
- INDEX(I) = INDEX(K)
- 41 INDEX(K) = ISWAP
- 50 RETURN
- END
-
- SUBROUTINE SORTTI (A,INDEX,N1)
-C
- INTEGER A,AI
- DIMENSION A(N1),INDEX(N1)
-C
- N = N1
- DO 3 I1=2,N
- I3 = I1
- I33 = INDEX(I3)
- AI = A(I33)
- 1 I2 = I3/2
- IF (I2) 3,3,2
- 2 I22 = INDEX(I2)
- IF (AI.LE.A (I22)) GO TO 3
- INDEX (I3) = I22
- I3 = I2
- GO TO 1
- 3 INDEX (I3) = I33
- 4 I3 = INDEX (N)
- INDEX (N) = INDEX (1)
- AI = A(I3)
- N = N-1
- IF (N-1) 12,12,5
- 5 I1 = 1
- 6 I2 = I1 + I1
- IF (I2.LE.N) I22= INDEX(I2)
- IF (I2-N) 7,9,11
- 7 I222 = INDEX (I2+1)
- IF (A(I22)-A(I222)) 8,9,9
- 8 I2 = I2+1
- I22 = I222
- 9 IF (AI-A(I22)) 10,11,11
- 10 INDEX(I1) = I22
- I1 = I2
- GO TO 6
- 11 INDEX (I1) = I3
- GO TO 4
- 12 INDEX (1) = I3
- RETURN
- END
-
-* ========================================
- SUBROUTINE SORTTC (A,INDEX,N1)
-C
- INTEGER A,AI
- DIMENSION A(N1),INDEX(N1)
-C
- N = N1
- DO 3 I1=2,N
- I3 = I1
- I33 = INDEX(I3)
- AI = A(I33)
- 1 I2 = I3/2
- IF (I2) 3,3,2
- 2 I22 = INDEX(I2)
- IF(ICMPCH(AI,A(I22)))3,3,21
- 21 INDEX (I3) = I22
- I3 = I2
- GO TO 1
- 3 INDEX (I3) = I33
- 4 I3 = INDEX (N)
- INDEX (N) = INDEX (1)
- AI = A(I3)
- N = N-1
- IF (N-1) 12,12,5
- 5 I1 = 1
- 6 I2 = I1 + I1
- IF (I2.LE.N) I22= INDEX(I2)
- IF (I2-N) 7,9,11
- 7 I222 = INDEX (I2+1)
- IF (ICMPCH(A(I22),A(I222))) 8,9,9
- 8 I2 = I2+1
- I22 = I222
- 9 IF (ICMPCH(AI,A(I22))) 10,11,11
- 10 INDEX(I1) = I22
- I1 = I2
- GO TO 6
- 11 INDEX (I1) = I3
- GO TO 4
- 12 INDEX (1) = I3
- RETURN
- END
-* ========================================
- FUNCTION ICMPCH(IC1,IC2)
-C FUNCTION TO COMPARE TWO 4 CHARACTER EBCDIC STRINGS - IC1,IC2
-C ICMPCH=-1 IF HEX VALUE OF IC1 IS LESS THAN IC2
-C ICMPCH=0 IF HEX VALUES OF IC1 AND IC2 ARE THE SAME
-C ICMPCH=+1 IF HEX VALUES OF IC1 IS GREATER THAN IC2
- I1=IC1
- I2=IC2
- IF(I1.GE.0.AND.I2.GE.0)GOTO 40
- IF(I1.GE.0)GOTO 60
- IF(I2.GE.0)GOTO 80
- I1=-I1
- I2=-I2
- IF(I1-I2)80,70,60
- 40 IF(I1-I2)60,70,80
- 60 ICMPCH=-1
- RETURN
- 70 ICMPCH=0
- RETURN
- 80 ICMPCH=1
- RETURN
- END
-
- SUBROUTINE SORTTF (A,INDEX,N1)
-C
- DIMENSION A(N1),INDEX(N1)
-C
- N = N1
- DO 3 I1=2,N
- I3 = I1
- I33 = INDEX(I3)
- AI = A(I33)
- 1 I2 = I3/2
- IF (I2) 3,3,2
- 2 I22 = INDEX(I2)
- IF (AI.LE.A (I22)) GO TO 3
- INDEX (I3) = I22
- I3 = I2
- GO TO 1
- 3 INDEX (I3) = I33
- 4 I3 = INDEX (N)
- INDEX (N) = INDEX (1)
- AI = A(I3)
- N = N-1
- IF (N-1) 12,12,5
- 5 I1 = 1
- 6 I2 = I1 + I1
- IF (I2.LE.N) I22= INDEX(I2)
- IF (I2-N) 7,9,11
- 7 I222 = INDEX (I2+1)
- IF (A(I22)-A(I222)) 8,9,9
- 8 I2 = I2+1
- I22 = I222
- 9 IF (AI-A(I22)) 10,11,11
- 10 INDEX(I1) = I22
- I1 = I2
- GO TO 6
- 11 INDEX (I1) = I3
- GO TO 4
- 12 INDEX (1) = I3
- RETURN
- END
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff