//*-- Created : 04/12/2009 by J.Markert
//_HADES_CLASS_DESCRIPTION
///////////////////////////////////////////////////////////////////////////////
//
//  HStart2HitFSim
//
//  This class implements the hit finder for the Start2 detector in simulation.
//  Since there is no START in simulation only the sartr hit with the given
//  time resultion is generated to give realistic resultion of the TOF and RPC.
//
//
///////////////////////////////////////////////////////////////////////////////

#include "hades.h"
#include "hcategory.h"
#include "hcategorymanager.h"
#include "hevent.h"
#include "hstart2hit.h"
#include "hstart2hitfsim.h"
#include "hstartdef.h"

#include "TRandom.h"

#include <iomanip>
#include <iostream>

using namespace std;

ClassImp(HStart2HitFSim)
HStart2HitFSim* HStart2HitFSim::fHitFinder = NULL;

HStart2HitFSim::HStart2HitFSim(void)
   : HReconstructor()
{
   // default constructor

   fCatHit    = NULL;
   fresolution= 0.006;
   fHitFinder = this;
}

HStart2HitFSim::HStart2HitFSim(const Text_t *name, const Text_t *title, Double_t resol)
   : HReconstructor(name, title)
{
   // constructor
   fCatHit     = NULL;
   fresolution = resol;
   fHitFinder  = this;
}

Bool_t HStart2HitFSim::init(void)
{
   // creates the Start2Hit category
   fCatHit = HCategoryManager::getCategory(catStart2Hit,2);
   if(!fCatHit) fCatHit = HCategoryManager::addCategory(catStart2Hit,"HStart2Hit",10,"Start",kFALSE);

   return kTRUE;
}

Int_t HStart2HitFSim::execute(void)
{
   // fills the HStartHit category

   if(!fCatHit) return 0;

   HStart2Hit* pHit = NULL;

   Int_t  module    = 0;
   Int_t  strip     = 0;

   Bool_t exists = kFALSE;
   pHit = (HStart2Hit*) fCatHit->getObject(0);

   if(!pHit){
       Int_t index=-1;
       pHit = HCategoryManager::newObject(pHit,fCatHit,index);
   } else  exists = kTRUE;

   if (NULL != pHit) {
       Float_t res = gRandom->Gaus(0,fresolution);
       if(exists){
           pHit->setResolution(res);
       } else {
	   pHit->setAddress(module, strip);
	   pHit->setTimeAndWidth(res, 1);
	   pHit->setResolution(res);
	   pHit->setFlag(kTRUE);
	   pHit->setCorrFlag(2);
	   pHit->setMultiplicity(1);
       }
   } else {
       Error("execute", "Can't get slot");
       return 0;
   }


   return 0;
}