X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=RICH%2FAliRICHParam.cxx;h=7b140efcdb7dbb2ad1d8cd20008f9d3def82d5dc;hb=11d31ad9ccd99a826913350e3bdd34b4ce24ffe1;hp=f172b2b24c4991af22cb126fdaa80fcade08f8f6;hpb=9d6f942715eb1afd79bdc31f0147f98ff1266601;p=u%2Fmrichter%2FAliRoot.git diff --git a/RICH/AliRICHParam.cxx b/RICH/AliRICHParam.cxx index f172b2b24c4..7b140efcdb7 100644 --- a/RICH/AliRICHParam.cxx +++ b/RICH/AliRICHParam.cxx @@ -1,22 +1,99 @@ -/************************************************************************** - * 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. * - **************************************************************************/ -#include "AliRICHParam.h" - -Bool_t AliRICHParam::fgIsWireSag =kTRUE; -Bool_t AliRICHParam::fgIsResolveClusters =kTRUE; -Double_t AliRICHParam::fgAngleRot =-60; -Int_t AliRICHParam::fgHV =2150; +// ************************************************************************** +// * 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. * +// ************************************************************************** +#include "AliRICHParam.h" //class header +#include "AliRICHDigit.h" //ctor +#include //TestXXX() +#include //TestTrans() +#include //TestTrans() +#include //TestTrans() +#include +#include //Stack() +#include //Stack() +#include //Stack() +#include "AliRICHHelix.h" //TestTrans() ClassImp(AliRICHParam) + +AliRICHParam* AliRICHParam::fgInstance=0x0; //singleton pointer +//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +AliRICHParam::AliRICHParam():TNamed("RichParam","default version") +{ +// Here all the intitializition is taken place when AliRICHParam::Instance() is invoked for the first time. +// In particulare, matrices to be used for LORS<->MARS trasnformations are initialized from TGeo structure. +// Note that TGeoManager should be already initialized from geometry.root file + fX=0.5*AliRICHDigit::SizeAllX(); + fY=0.5*AliRICHDigit::SizeAllY(); + for(Int_t i=0;i<7;i++) fM[i]=(TGeoHMatrix*)gGeoManager->GetVolume("ALIC")->GetNode(Form("RICH_%i",i))->GetMatrix(); + fgInstance=this; +}//ctor +//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +void AliRICHParam::Print(Option_t* opt) const +{ +// print some usefull (hopefully) info on some internal guts of RICH parametrisation + + for(Int_t i=0;i<7;i++) fM[i]->Print(opt); +}//Print() +//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +Int_t AliRICHParam::Stack(Int_t evt,Int_t tid) +{ +// Prints some usefull info from stack +// Arguments: evt - event number. if not -1 print info only for that event +// tid - track id. if not -1 then print it and all it's mothers if any +// Returns: mother tid of the given tid if any + AliRunLoader *pAL=AliRunLoader::Open(); + if(pAL->LoadHeader()) return -1; + if(pAL->LoadKinematics()) return -1; + + Int_t mtid=-1; + Int_t iNevt=pAL->GetNumberOfEvents(); Printf("This session contains %i event(s)",iNevt); + + for(Int_t iEvt=0;iEvtGetEvent(iEvt); + AliStack *pStack=pAL->Stack(); + if(tid==-1){ //print all tids for this event + for(Int_t i=0;iGetNtrack();i++) pStack->Particle(i)->Print(); + Printf("totally %i tracks including %i primaries for event %i out of %i event(s)",pStack->GetNtrack(),pStack->GetNprimary(),iEvt,iNevt); + }else{ //print only this tid and it;s mothers + if(tid<0 || tid>pStack->GetNtrack()) {Printf("Wrong tid, valid tid range for event %i is 0-%i",iEvt,pStack->GetNtrack());break;} + TParticle *pTrack=pStack->Particle(tid); mtid=pTrack->GetFirstMother(); + TString str=pTrack->GetName(); + while((tid=pTrack->GetFirstMother()) >= 0){ + pTrack=pStack->Particle(tid); + str+=" from ";str+=pTrack->GetName(); + } + Printf("%s",str.Data()); + }//if(tid==-1) + }//events loop + pAL->UnloadHeader(); pAL->UnloadKinematics(); + return mtid; +} +//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +Int_t AliRICHParam::StackCount(Int_t pid,Int_t evt) +{ +// Counts total number of particles of given sort (including secondary) for a given event + AliRunLoader *pAL=AliRunLoader::Open(); + pAL->GetEvent(evt); + if(pAL->LoadHeader()) return 0; + if(pAL->LoadKinematics()) return 0; + AliStack *pStack=pAL->Stack(); + + Int_t iCnt=0; + for(Int_t i=0;iGetNtrack();i++) if(pStack->Particle(i)->GetPdgCode()==pid) iCnt++; + + pAL->UnloadHeader(); pAL->UnloadKinematics(); + return iCnt; +} +//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++