St2011W_trigger.cxx

// $Id: St2011W_trigger.cxx,v 1.2 2011/02/25 06:03:52 stevens4 Exp $
//
//*-- Author : Ross Corliss, MIT

#include "St2011WMaker.h"
#include <StMuDSTMaker/COMMON/StMuDstMaker.h>

//________________________________________________
//________________________________________________
bool
St2011WMaker::passes_L0(){
  /*
    In 2011, L2W fed off the BHT3 L0 trigger, which required a single
    high tower to have an ADC of greater than 30.  This is the default
    threshold, but can be set from the macro if a different value is
    needed.
  */

  StMuEvent* muEve = mMuDstMaker->muDst()->event();
  for (int m=0;m<300;m++)
    if(muEve->emcTriggerDetector().highTower(m)>par_l0emulAdcThresh) return true;
  return false;
}

//________________________________________________
//________________________________________________
bool
St2011WMaker::passes_L2(){
  /*
    In 2011, the L2W trigger required a 2x2 patch of barrel towers
    where one tower has more than 5.0GeV and the sum of all four is
    E_T>12.0GeV.  These thresholds are the defaults, but can be set
    from the macro if a different value is needed.
  */
  for (int i=0;i<mxBtow;i++)
    if (wEve->bemc.statTile[0][i]==0)//zero means good
      if (wEve->bemc.eneTile[0][i]>par_l2emulSeedThresh){
        int ieta=-1; int iphi=-1;
        float etaF=positionBtow[i].Eta();
        float phiF=positionBtow[i].Phi();
        L2algoEtaPhi2IJ(etaF, phiF,ieta,iphi);
        WeveCluster c=maxBtow2x2(ieta,iphi,0);
        if (c.ET>par_l2emulClusterThresh) return true;
      }
  return false;
}

 void 
 St2011WMaker::patchToEtaPhi(int patch, int*eta, int*phi)
 {
   if (patch<0 || patch>299)
     {
       printf("patchToEtaPhi p=%d, out of range. Eta phi not defined.\n",patch);
       return;
     }
   if (patch<150)
     {
       int m=14-patch/10;
       int n=patch%10;
       *eta=n/2+5;
       *phi=n%2+m*2;
     }
   else
     {
       int m=29-patch/10;
       int n=patch%10;
       *eta=4-n/2;
       *phi=1-n%2+m*2;
     }
   return;
 }

//$Log: St2011W_trigger.cxx,v $
//Revision 1.2  2011/02/25 06:03:52  stevens4
//addes some histos and enabled running on MC
//
//Revision 1.1  2011/02/10 20:33:23  balewski
//start
//