scaleGains.cc File Reference

#include <stdlib.h>
#include <iostream>
#include <fstream>
#include <vector>
#include "CalibCalorimetry/HcalAlgos/interface/HcalDbASCIIIO.h"
#include "CondFormats/HcalObjects/interface/HcalGains.h"

Go to the source code of this file.

Functions
int	main (int argn, char *argv[])

Function Documentation

int main	(	int	argn,
		char *	argv[]
	)

Definition at line 10 of file scaleGains.cc.

References HcalCondObjectContainer< Item >::addValues(), dtNoiseDBValidation_cfg::cerr, HcalDbASCIIIO::dumpObject(), HcalCondObjectContainer< Item >::getAllChannels(), HcalDbASCIIIO::getObject(), HcalGain::getValue(), HcalCondObjectContainer< Item >::getValues(), i, and pileupReCalc_HLTpaths::scale.

                                   {
  if (argn < 3) {
    std::cerr << "Use: " << argv[0] << " <gains to scale (.txt)> <result (.txt)> <scale factor>" << std::endl;
    return 1;
  }
  std::ifstream inStream (argv[1]);
  std::ofstream outStream (argv[2]);
  double scale = atof (argv[3]);
  HcalGains gainsIn;
  HcalDbASCIIIO::getObject (inStream, &gainsIn);
  HcalGains gainsOut;
  std::vector<DetId> channels = gainsIn.getAllChannels ();
  for (unsigned i = 0; i < channels.size(); i++) {
    DetId id = channels[i];
    HcalGain item(id, gainsIn.getValues(id)->getValue(0) * scale, gainsIn.getValues(id)->getValue(1) * scale, 
          gainsIn.getValues(id)->getValue(2) * scale, gainsIn.getValues(id)->getValue(3) * scale);
    gainsOut.addValues(item);
  }
  HcalDbASCIIIO::dumpObject (outStream, gainsOut);
  return 0;
}