************************************************************************* * * Program reductionflight.f * * - reads readraw.f output files: LEVEL0 ntuple, and ped, sig and bad histograms * - decodes raw data (DATATRACKER) using DSP ped, sig and bad values * - looks for clusters information using ped, sig and bad values from * DSP histograms * - fills LEVEL1 ntuple * ************************************************************************* subroutine reductionflight(ierror) include 'commontracker.f' include 'level0.f' include 'level1.f' include 'common_reduction.f' include 'calib.f' integer ierror ierror = 0 * ------------------------------------------------------- * STRIP MASK * ------------------------------------------------------- call stripmask call init_level1 good1=good0 c-------------------------------------------------- c read the variable DATATRACKER from LEVEL0 c and fill the variable ADC (inverting view 11) c-------------------------------------------------- call filladc(iflag) if(iflag.ne.0)then good1=0 c if(DEBUG)print*,'event ',eventn(1),' >>>>> decode ERROR' ierror = 220 goto 200 endif c-------------------------------------------------- c computes common noise for each VA1 c (excluding strips affected by signal, c tagged with the flag CLSTR) c-------------------------------------------------- do iv=1,nviews do ik=1,nva1_view cn(iv,ik)=0 !initializes cn variable iflag=0 if(mask_vk(iv,ik).eq.1)call cncomp(iv,ik,iflag) if(iflag.ne.0)good1=0 enddo enddo if(good1.eq.0)then ierror = 220 c if(WARNING) c $ print*,' WARNING - cncomp: CN computation failure ' endif c--------------------------------------------- c loops on views, VA1 and strips, c and computes strips signals using c badstrip, pedestals, and c sigma informations from histograms c--------------------------------------------- flag_shower = .false. ind=1 !clsignal array index do iv=1,nviews !loop on views do is=1,nstrips_view !loop on strips (1) if(mod(iv,2).eq.1) then C=== > Y view value(is)= -(DBLE(adc(iv,nvk(is),nst(is))) $ -cn(iv,nvk(is))-pedestal(iv,nvk(is),nst(is))) $ *mask(iv,nvk(is),nst(is)) clseedcut(is)=clcuty*sigma(iv,nvk(is),nst(is)) $ *mask(iv,nvk(is),nst(is)) clinclcut(is)=incuty*sigma(iv,nvk(is),nst(is)) $ *mask(iv,nvk(is),nst(is)) ccc print*,"value(",is,")(reduction)= ",value(is) else C=== > X view value(is)= (DBLE(adc(iv,nvk(is),nst(is))) $ -cn(iv,nvk(is))-pedestal(iv,nvk(is),nst(is))) $ *mask(iv,nvk(is),nst(is)) clseedcut(is)=clcutx*sigma(iv,nvk(is),nst(is)) $ *mask(iv,nvk(is),nst(is)) clinclcut(is)=incutx*sigma(iv,nvk(is),nst(is)) $ *mask(iv,nvk(is),nst(is)) endif enddo !end loop on strips (1) call search_cluster(iv) if(flag_shower.eqv..true.)then call init_level1 good1=0 goto 200 !jump to next event endif enddo ! end loop on views do iv=1,nviews do ik=1,nva1_view cnev(iv,ik)=cn(iv,ik) !assigns computed CN to ntuple variables ccc print*,"cnev(",iv,",",ik,")(reduction)= ",cnev(iv,ik) enddo enddo C--------------------------------------------- C come here if GOOD1=0 C or the event has too many clusters C--------------------------------------------- 200 continue c------------------------------------------------------------------------ c c closes files and exits c c------------------------------------------------------------------------ RETURN END ***...***...***...***...***...***...***...***...***...***...***...***...***...***...***...*** * * * * * * * * * ***...***...***...***...***...***...***...***...***...***...***...***...***...***...***...*** subroutine init_level1 include 'commontracker.f' include 'level1.f' include 'level0.f' good1=0 nclstr1=0 totCLlength=0 do ic=1,nclstrmax view(ic)=0 ladder(ic)=0 indstart(ic)=0 indmax(ic)=0 maxs(ic)=0 mult(ic)=0 dedx(ic)=0 enddo do id=1,maxlength !??? clsignal(id)=0. enddo do iv=1,nviews c crc1(iv)=0 do ik=1,nva1_view cnev(iv,ik)=0 enddo enddo return end *---***---***---***---***---***---***---***---*** * * * * * *---***---***---***---***---***---***---***---*** subroutine search_cluster(iv) include 'commontracker.f' include 'common_reduction.f' include 'level0.f' include 'level1.f' include 'calib.f' c local variables integer rmax,lmax !estremi del cluster integer rstop,lstop !per decidere quali strip includere nel cluster ! oltre il seed integer first,last,diff !per includere le strip giuste... !??? integer multtemp !temporary multiplicity variable integer CLlength !lunghezza in strip del cluster external nst c------------------------------------------------------------------------ c looks for clusters on each view C : CERCO STRIP SOPRA CLSEEDCUT, POI SCORRO A DX FINCHE' c NON TROVO C STRIP PIU' BASSA (in segnale/rumore) C => L'ULTIMA DELLA SERIE CRESCENTE C (LA PIU' ALTA) E' IL C CLUSTER SEED. POI SCORRO A SX E DX INCLUDENDO TUTTE C LE STRIP (FINO A 17 AL C MAX) CHE SUPERANO CLINCLCUT. C QUANDO CERCO IL CLUSTER SEED SUCCESSIVO SALTO LA STRIP C ADIACENTE A DESTRA C DELL'ULTIMO CLUSTER SEED (CHE SARA' NECESSARIAMENTE C PIU' BASSA) E PRENDO C COME SEED UNA STRIP SOLO SE IL SUO SEGNALE E' C MAGGIORE DI QUELLO DELLA STRIP C PRECEDENTE (PRATICAMENTE PER EVITARE CHE L'ULTIMA C STRIP DI UN GRUPPO DI STRIP C TUTTE SOPRA IL CLSEEDCUT VENGA AUTOMATICAMENTE PRESA C COME SEED... DEVE ESSERE C PRESA SOLO SE IL CLUSTER E' DOUBLE PEAKED...) c------------------------------------------------------------------------ c 6 ottobre 2003 c Elena: CLSEEDCUT = 7 (old value 10) c Elena: CLINCLCUT = 4 (old value 5) iseed=-999 !cluster seed index initialization do jl=1,nladders_view !1..3 !loops on ladders first=1+nstrips_ladder*(jl-1) !1,1025,2049 last=nstrips_ladder*jl !1024,2048,3072 c X views have 1018 strips instead of 1024 if(mod(iv,2).eq.0) then first=first+3 last=last-3 endif do is=first,last !loop on strips in each ladder if(is.le.iseed+1) goto 220 c----------------------------------------- c after a cluster seed as been found, c look for next one skipping one strip on the right c (i.e. look for double peak cluster) c----------------------------------------- if(is.ne.first) then if(value(is).le.value(is-1)) goto 220 endif c----------------------------------------- c skips cluster seed c finding if strips values are descreasing (a strip c can be a cluster seed only if previous strip value c is lower) c----------------------------------------- if(value(is).gt.clseedcut(is)) then ccc print*,"value(",is,")=",value(is), ccc $ " .gt.clseedcut(",is,")=",clseedcut(is) c----------------------------------------- c possible SEED... c----------------------------------------- itemp=is if(itemp.eq.last) goto 230 !estremo... do while(value(itemp) $ /sigma(iv,nvk(itemp),nst(itemp)) $ .le.value(itemp+1) $ /sigma(iv,nvk(itemp+1),nst(itemp+1))) !BIAS: aggiustare il caso uguale!??? itemp=itemp+1 if(itemp.eq.last) goto 230 !stops if reaches last strip enddo ! of the ladder 230 continue c----------------------------------------- c fownd SEED!!! c----------------------------------------- iseed=itemp c---------------------------------------------------------- c after finding a cluster seed, checks also adjacent strips, C and marks the ones exceeding clinclcut c---------------------------------------------------------- ir=iseed !indici destro il=iseed ! e sinistro rmax=ir !estremo destro del cluster lmax=il ! e sinistro rstop=0 !initialize flags used to exit from lstop=0 ! inclusion loop do while(lstop.eq.0.or.rstop.eq.0) !shifts left and right from ir=ir+1 !position index for strips on right side of ! cluster seed il=il-1 !and for left side c------------------------------------------------------------------------ c checks for last or first strip of the ladder c------------------------------------------------------------------------ if(ir.gt.last) then !when index goes beyond last strip rstop=1 ! of the ladder, change rstop flag in order ! to "help" exiting from loop endif if(il.lt.first) then !idem when index goes beyond lstop=1 ! first strip of the ladder endif c------------------------------------------------------------------------ c check for clusters including more than nclstrp strips c------------------------------------------------------------------------ if((rmax-lmax+1).ge.nclstrp) then goto 210 !exits inclusion loop: ! lmax and rmax maintain last value ! NB .ge.!??? endif c------------------------------------------------------------------------ c marks strips exceeding inclusion cut c------------------------------------------------------------------------ if(rstop.eq.0) then !if last strip of the ladder or last ! over-cut strip has not been reached if(value(ir).gt.clinclcut(ir)) then !puts in rmax the rmax=ir ! last right over-cut strip else rstop=1 !otherwise cluster ends on right and rstop endif ! flag=1 signals it endif if(lstop.eq.0) then if(value(il).gt.clinclcut(il)) then lmax=il else lstop=1 endif endif enddo !ends strip inclusion loop 210 continue !jumps here if more than nclstrp have been included multtemp=rmax-lmax+1 !stores multiplicity in temp ! variable. NB rmax and lmax can change later in ! order to include enough strips to calculate eta3 ! and eta4. so mult is not always equal to cllength c------------------------------------------------------------------------ c NB per essere sicuro di poter calcolare eta3 e eta4 devo includere c sempre e comunque le 2 strip adiacenti al cluster seed e quella c adiacente ulteriore dalla parte della piu' alta fra queste due c (vedi oltre...)!??? c------------------------------------------------------------------------ c nel caso di estremi del ladder...!??? c ho meno di 4 strip nel cluster --> se sono sui bordi o quasi del ladder c costruisco il cluster ad hoc e poi esco, se non sono sui bordi o quasi c vado oltre (aggiungero' quindi strip a sx e dx in modo da poter calcolare c eta3e4) if((rmax-lmax+1).lt.4) then if(iseed.eq.first) then !estremi... rmax=iseed+2 !NB in questo modo puo' anche capitare di lmax=iseed ! includere strip sotto taglio di inclusione goto 250 ! che non serviranno per eta3e4!??? endif if(iseed.eq.last) then !estremi... rmax=iseed lmax=iseed-2 !NB 2 e non 3, perche' altrimenti sarei in goto 250 ! ((rmax-lmax+1).lt.4).eq.false. !??? endif !NMB questo e' l'unico caso di cllength=3!??? if(iseed.eq.first+1) then !quasi estremi... rmax=iseed+2 lmax=iseed-1 goto 250 endif if(iseed.eq.last-1) then rmax=iseed+1 lmax=iseed-2 goto 250 endif c se ho 4 o piu' strip --> se sono sui bordi esco, se sono sui quasi bordi c includo la strip del bordo else if(iseed.eq.first) goto 250 !estremi... non includo altro if(iseed.eq.last) goto 250 if(iseed.eq.first+1) then !quasi estremi... mi assicuro di lmax=first ! avere le strip adiacenti al seed if((rmax-lmax+1).gt.nclstrp) rmax=rmax-1 !NB effetto goto 250 ! coperta: se la lunghezza del cluster era gia' endif ! al limite (nclstrp), per poter aggiungere questa ! strip a sinistra devo toglierne una a destra...!??? if(iseed.eq.last-1) then rmax=last if((rmax-lmax+1).gt.nclstrp) lmax=lmax+1 goto 250 endif endif c------------------------------------------------------------------------ c be sure to include in the cluster the cluster seed with its 2 adjacent c strips, and the one adjacent to the greatest between this two strip, as the c fourth one. if the strips have the same value (!) the fourth one is chosen c as the one having the greatest value between the second neighbors c------------------------------------------------------------------------ if(value(iseed+1).eq.value(iseed-1)) then if(value(iseed+2).ge.value(iseed-2)) then !??? qui cmq c'e' diff=(iseed+2)-rmax if(diff.gt.0) then rmax=rmax+diff if((rmax-lmax+1).gt.nclstrp) then lmax=rmax-nclstrp+1 endif endif diff=(iseed-1)-lmax if(diff.lt.0) then lmax=lmax+diff if((rmax-lmax+1).gt.nclstrp) then rmax=lmax+nclstrp-1 endif endif else diff=(iseed-2)-lmax if(diff.lt.0) then lmax=lmax+diff if((rmax-lmax+1).gt.nclstrp) then rmax=lmax+nclstrp-1 endif endif diff=(iseed+1)-rmax if(diff.gt.0) then rmax=rmax+diff if((rmax-lmax+1).gt.nclstrp) then lmax=rmax-nclstrp+1 endif endif endif elseif(value(iseed+1).gt.value(iseed-1)) then c !??? sposto il limite del cluster a destra per includere sempre le strip c necessarie al calcolo di eta-i c se il cluster diventa troppo lungo lo accorcio a sinistra per avere non piu' c di nclstrp (in questo caso sono sicuro di aver gia' incluso le strip c necessarie al calcolo di eta-i a sinistra, quindi se voglio posso uscire) diff=(iseed+2)-rmax if(diff.gt.0) then rmax=rmax+diff if((rmax-lmax+1).gt.nclstrp) then lmax=rmax-nclstrp+1 c goto 250 endif endif diff=(iseed-1)-lmax if(diff.lt.0) then lmax=lmax+diff if((rmax-lmax+1).gt.nclstrp) then rmax=lmax+nclstrp-1 c goto 250 !inutile!??? endif endif else diff=(iseed-2)-lmax if(diff.lt.0) then lmax=lmax+diff if((rmax-lmax+1).gt.nclstrp) then rmax=lmax+nclstrp-1 c goto 250 endif endif diff=(iseed+1)-rmax if(diff.gt.0) then rmax=rmax+diff if((rmax-lmax+1).gt.nclstrp) then lmax=rmax-nclstrp+1 c goto 250 !inutile!??? endif endif endif 250 continue c-------------------------------------------------------- c fills ntuple variables c-------------------------------------------------------- nclstr1=nclstr1+1 !cluster number ccc print*,nclstr1,multtemp if(nclstr1.gt.nclstrmax) then !too many clusters for the event: good1=0 ! event nclstr1=0 totCLlength=0 flag_shower = .true. if(verbose)print*,'Event ',eventn(1), $ ': more than ',nclstrmax,' clusters' goto 2000 endif view(nclstr1)=iv !vista del cluster ladder(nclstr1)=nld(iseed,iv) !ladder a cui appartiene il cluster seed maxs(nclstr1)=iseed !strip del cluster seed mult(nclstr1)=multtemp !molteplicita' indstart(nclstr1)=ind !posizione dell'inizio del cluster nell' ! array clsignal indmax(nclstr1)=indstart(nclstr1)+(iseed-lmax) !posizione del ! cluster seed nell'array clsignal CLlength=rmax-lmax+1 !numero di strip del cluster totCLlength=totCLlength+CLlength dedx(nclstr1)=0 do j=lmax,rmax !stores sequentially cluter strip values in clsignal(ind)=value(j) ! clsignal array ind=ind+1 c if(value(j).gt.0) if(value(j).gt.clinclcut(j)) $ dedx(nclstr1)=dedx(nclstr1)+value(j) !cluster charge enddo c-------------------------------------------------------- c c-------------------------------------------------------- endif !end possible seed conditio 220 continue !jumps here to skip strips left of last seed enddo ! end loop on strips enddo !end loop on ladders 2000 continue return end *---***---***---***---***---***---***---***---*** * * * * * *---***---***---***---***---***---***---***---*** subroutine stripmask * this routine set va1 and single-strip masks, * on the basis of the VA1 mask saved in the DB * * mask(nviews,nva1_view,nstrips_va1) !strip mask * mask_vk(nviews,nva1_view) !VA1 mask * include 'commontracker.f' include 'level1.f' include 'calib.f' * init mask do iv=1,nviews do ivk=1,nva1_view do is=1,nstrips_va1 mask(iv,ivk,is) = mask_vk(iv,ivk) enddo enddo enddo return end