/data/refman/pasoursint/CMSSW_5_3_3/src/CaloOnlineTools/HcalOnlineDb/src/ZdcLut.cc

Go to the documentation of this file.

#include "CaloOnlineTools/HcalOnlineDb/interface/ZdcLut.h"
#include <stdlib.h>

ZdcLut::ZdcLut()
{
//constants for ADC to GeV conversion
    double ADC_GEV_EM = 13.55, ADC_GEV_HAD = 0.6;
    int LSB_EM = 1, LSB_HAD = 5;
    std::vector <int> fC_TDR;
//fills in fC_TDR with values from table
    fC_TDR.push_back(0);
    fC_TDR.push_back(1);
    fC_TDR.push_back(2);
    fC_TDR.push_back(3);
    fC_TDR.push_back(4);
    fC_TDR.push_back(5);
    fC_TDR.push_back(6);
    fC_TDR.push_back(7);
    fC_TDR.push_back(8);
    fC_TDR.push_back(9);
    fC_TDR.push_back(10);
    fC_TDR.push_back(11);
    fC_TDR.push_back(12);
    fC_TDR.push_back(13);
    fC_TDR.push_back(14);
    fC_TDR.push_back(16);
    fC_TDR.push_back(18);
    fC_TDR.push_back(20);
    fC_TDR.push_back(22);
    fC_TDR.push_back(24);
    fC_TDR.push_back(26);
    fC_TDR.push_back(28);
    fC_TDR.push_back(31);
    fC_TDR.push_back(34);
    fC_TDR.push_back(37);
    fC_TDR.push_back(40);
    fC_TDR.push_back(44);
    fC_TDR.push_back(48);
    fC_TDR.push_back(52);
    fC_TDR.push_back(57);
    fC_TDR.push_back(62);
    fC_TDR.push_back(67);
    fC_TDR.push_back(62);
    fC_TDR.push_back(67);
    fC_TDR.push_back(72);
    fC_TDR.push_back(77);
    fC_TDR.push_back(82);
    fC_TDR.push_back(87);
    fC_TDR.push_back(92);
    fC_TDR.push_back(97);
    fC_TDR.push_back(102);
    fC_TDR.push_back(107);
    fC_TDR.push_back(112);
    fC_TDR.push_back(117);
    fC_TDR.push_back(122);
    fC_TDR.push_back(127);
    fC_TDR.push_back(132);
    fC_TDR.push_back(142);
    fC_TDR.push_back(152);
    fC_TDR.push_back(162);
    fC_TDR.push_back(172);
    fC_TDR.push_back(182);
    fC_TDR.push_back(192);
    fC_TDR.push_back(202);
    fC_TDR.push_back(217);
    fC_TDR.push_back(232);
    fC_TDR.push_back(247);
    fC_TDR.push_back(262);
    fC_TDR.push_back(282);
    fC_TDR.push_back(302);
    fC_TDR.push_back(322);
    fC_TDR.push_back(347);
    fC_TDR.push_back(372);
    fC_TDR.push_back(397);
    fC_TDR.push_back(372);
    fC_TDR.push_back(397);
    fC_TDR.push_back(422);
    fC_TDR.push_back(447);
    fC_TDR.push_back(472);
    fC_TDR.push_back(497);
    fC_TDR.push_back(522);
    fC_TDR.push_back(547);
    fC_TDR.push_back(572);
    fC_TDR.push_back(597);
    fC_TDR.push_back(622);
    fC_TDR.push_back(647);
    fC_TDR.push_back(672);
    fC_TDR.push_back(697);
    fC_TDR.push_back(722);
    fC_TDR.push_back(772);
    fC_TDR.push_back(822);
    fC_TDR.push_back(872);
    fC_TDR.push_back(922);
    fC_TDR.push_back(972);
    fC_TDR.push_back(1022);
    fC_TDR.push_back(1072);
    fC_TDR.push_back(1147);
    fC_TDR.push_back(1222);
    fC_TDR.push_back(1297);
    fC_TDR.push_back(1372);
    fC_TDR.push_back(1472);
    fC_TDR.push_back(1572);
    fC_TDR.push_back(1672);
    fC_TDR.push_back(1797);
    fC_TDR.push_back(1922);
    fC_TDR.push_back(2047);
    fC_TDR.push_back(1922);
    fC_TDR.push_back(2047);
    fC_TDR.push_back(2172);
    fC_TDR.push_back(2297);
    fC_TDR.push_back(2422);
    fC_TDR.push_back(2547);
    fC_TDR.push_back(2672);
    fC_TDR.push_back(1797);
    fC_TDR.push_back(2922);
    fC_TDR.push_back(3047);
    fC_TDR.push_back(3172);
    fC_TDR.push_back(3297);
    fC_TDR.push_back(3422);
    fC_TDR.push_back(2547);
    fC_TDR.push_back(3672);
    fC_TDR.push_back(3922);
    fC_TDR.push_back(4172);
    fC_TDR.push_back(4422);
    fC_TDR.push_back(4672);
    fC_TDR.push_back(4922);
    fC_TDR.push_back(5172);
    fC_TDR.push_back(5422);
    fC_TDR.push_back(5797);
    fC_TDR.push_back(6172);
    fC_TDR.push_back(6547);
    fC_TDR.push_back(6922);
    fC_TDR.push_back(7422);
    fC_TDR.push_back(7922);
    fC_TDR.push_back(8422);
    fC_TDR.push_back(9047);
    fC_TDR.push_back(9672);
    fC_TDR.push_back(10297);

// two vectors containing the LUT; one for Hadronic and one for Electromagnetic
    std::vector <int> HADlut(128);
    std::vector <int> EMlut(128);
//uses the constants to fill each LUT
    for(int zdci = 0; zdci < 128; zdci++)
      { EMlut[zdci] = (int)((fC_TDR[zdci]/ADC_GEV_EM)/LSB_EM + 0.5);}
    for(int zdci = 0; zdci < 128; zdci++)
      { HADlut[zdci] = (int)((fC_TDR[zdci]/ADC_GEV_HAD)/LSB_HAD + 0.5);}

    side.resize(2);
    side[0].fiber.resize(3);
    side[1].fiber.resize(3);
    side[0].fiber[0].channel.resize(3);
    side[0].fiber[1].channel.resize(3);
    side[0].fiber[2].channel.resize(3);
    side[1].fiber[0].channel.resize(3);
    side[1].fiber[1].channel.resize(3);
    side[1].fiber[2].channel.resize(3);
    side[0].fiber[0].channel[0].LUT = EMlut;
    side[0].fiber[0].channel[1].LUT = EMlut;
    side[0].fiber[0].channel[2].LUT = EMlut;
    side[0].fiber[1].channel[0].LUT = EMlut;
    side[0].fiber[1].channel[1].LUT = EMlut;
    side[0].fiber[1].channel[2].LUT = HADlut;
    side[0].fiber[2].channel[0].LUT = HADlut;
    side[0].fiber[2].channel[1].LUT = HADlut;
    side[0].fiber[2].channel[2].LUT = HADlut;
    side[1].fiber[0].channel[0].LUT = EMlut;
    side[1].fiber[0].channel[1].LUT = EMlut;
    side[1].fiber[0].channel[2].LUT = EMlut;
    side[1].fiber[1].channel[0].LUT = EMlut;
    side[1].fiber[1].channel[1].LUT = EMlut;
    side[1].fiber[1].channel[2].LUT = HADlut;
    side[1].fiber[2].channel[0].LUT = HADlut;
    side[1].fiber[2].channel[1].LUT = HADlut;
    side[1].fiber[2].channel[2].LUT = HADlut;
}


ZdcLut::~ZdcLut( void )
{    
}

int ZdcLut::simple_loop()
{
  for(unsigned int zdcs = 0; zdcs < side.size(); zdcs++)
    {
      for (unsigned int zdcf = 0; zdcf < side[zdcs].fiber.size(); zdcf++)
        {
          for (unsigned int zdcc = 0; zdcc < side[zdcs].fiber[zdcf].channel.size(); zdcc++)
            {
              for (unsigned int zdcl = 0; zdcl < side[zdcs].fiber[zdcf].channel[zdcc].LUT.size(); zdcl++)
                { std::cout << side[zdcs].fiber[zdcf].channel[zdcc].LUT[zdcl] << " "; }
              std::cout << std::endl;
            }
            std::cout << std::endl;
        }
      std::cout << std::endl;
    }
  return 0;
}


std::vector <int> ZdcLut::get_lut(int emap_side,
                                  int emap_htr_fiber,
                                  int emap_fi_ch){
  int side_num = (1-emap_side)/2;
  int fiber_num = (int)(emap_htr_fiber/4)+(emap_htr_fiber%4);
  int channel_num = emap_fi_ch;
  return side[side_num].fiber[fiber_num].channel[channel_num].LUT;
}


// get LUT by proper ZDC channel
std::vector <int> ZdcLut::get_lut(std::string zdc_section,
                                  int zdc_side,
                                  int zdc_channel){
  int side_num = (1-zdc_side)/2;
  int fiber_num = -1;
  int channel_num = -1;
  if (zdc_section.find("ZDC EM")!=std::string::npos){
    fiber_num = (int)(zdc_channel/4);
    channel_num = (int)((zdc_channel-1)/3) % 3;
  }
  else if (zdc_section.find("ZDC HAD")!=std::string::npos){
    if (zdc_channel==1){
      fiber_num = 1;
      channel_num = 2;
    }
    else if (zdc_channel==2){
      fiber_num = 2;
      channel_num = 0;
    }
    else if (zdc_channel==3){
      fiber_num = 2;
      channel_num = 1;
    }
    else if (zdc_channel==4){
      fiber_num = 2;
      channel_num = 2;
    }
    else{
      std::cout << zdc_channel << ": unknown ZDC channel, exiting..." << std::endl;
      exit(-1);
    }
  }
  else{
    std::cout << zdc_section << ": unknown ZDC section, exiting..." << std::endl;
    exit(-1);
  }
  // FIXME: add validity check here
  if (1==1){
    return side[side_num].fiber[fiber_num].channel[channel_num].LUT;
  }
  else return side[side_num].fiber[fiber_num].channel[channel_num].LUT;
}