HcalPulseContainmentAlgo Class Reference

#include <HcalPulseContainmentAlgo.h>

Public Member Functions
std::pair< double, double >	calcpair (double)
	HcalPulseContainmentAlgo (const HcalPulseShape *shape, int num_samples, double fixedphase_ns, const HcalTimeSlew *hcalTimeSlew_delay)
	HcalPulseContainmentAlgo (int num_samples, double fixedphase_ns, const HcalTimeSlew *hcalTimeSlew_delay)

Private Member Functions
void	init (int num_samples)

Private Attributes
double	fixedphasens_
const HcalTimeSlew *	hcalTimeSlew_delay_
double	integrationwindowns_
HcalShapeIntegrator	integrator_
double	time0shiftns_

Detailed Description

Definition at line 9 of file HcalPulseContainmentAlgo.h.

Constructor & Destructor Documentation

HcalPulseContainmentAlgo() [1/2]

HcalPulseContainmentAlgo::HcalPulseContainmentAlgo	(	const HcalPulseShape *	shape,
		int	num_samples,
		double	fixedphase_ns,
		const HcalTimeSlew *	hcalTimeSlew_delay
	)

Definition at line 21 of file HcalPulseContainmentAlgo.cc.

    : fixedphasens_(fixedphase_ns), integrator_(shape), hcalTimeSlew_delay_(hcalTimeSlew_delay) {
  init(num_samples);
}

References init().

HcalPulseContainmentAlgo() [2/2]

HcalPulseContainmentAlgo::HcalPulseContainmentAlgo	(	int	num_samples,
		double	fixedphase_ns,
		const HcalTimeSlew *	hcalTimeSlew_delay
	)

Definition at line 12 of file HcalPulseContainmentAlgo.cc.

    : fixedphasens_(fixedphase_ns),
      integrator_(&(HcalPulseShapes().hbShape())),
      hcalTimeSlew_delay_(hcalTimeSlew_delay) {
  init(num_samples);
}

References init().

Member Function Documentation

calcpair()

std::pair< double, double > HcalPulseContainmentAlgo::calcpair

(

double

truefc

)

Definition at line 65 of file HcalPulseContainmentAlgo.cc.

                                                                        {
  double timeslew_ns = hcalTimeSlew_delay_->delay(std::max(0.0, (double)truefc), HcalTimeSlew::Medium);
 
  double shift_ns = fixedphasens_ - time0shiftns_ + timeslew_ns;
  //std::cout << "SHIFT " << fixedphasens_ << " " << time0shiftns_ << " " << timeslew_ns << std::endl;
  double tmin = -shift_ns;
  double tmax = tmin + integrationwindowns_;
 
  //double integral  = shape_.integrate( tmin, tmax );
  double integral = integrator_(tmin, tmax);
  //std::cout << "INTEGRAL " << integral << " " << truefc << " " << tmin << " "  << tmax << std::endl;
  double corfactor = 1.0 / integral;
  double recofc = (double)truefc * integral;
 
#if 0
  char s[80];
  sprintf (s, "%8.2f %8.4f %8.4f %8.5f %8.5f %8.5f ",
       truefc, tmin, tmax, integral, corfactor, recofc);
  cout << s;
#endif
 
  std::pair<double, double> thepair(recofc, corfactor);
  return thepair;
}

References gather_cfg::cout, HcalTimeSlew::delay(), fixedphasens_, hcalTimeSlew_delay_, funct::integral(), integrationwindowns_, integrator_, SiStripPI::max, HcalTimeSlew::Medium, alignCSCRings::s, time0shiftns_, tmax, and muonTiming_cfi::tmin.

init()

void HcalPulseContainmentAlgo::init ( int  num_samples )

private

Definition at line 29 of file HcalPulseContainmentAlgo.cc.

                                                   {
  const int binsize_ns = 25;
 
  // First set up controlling parameters for calculating the correction factor:
  // Integration window size...
  //
  integrationwindowns_ = (double)(binsize_ns * num_samples);
 
  // First find the point at which time bin "1" exceeds time bin "0",
  // and call that point "time 0".
  //
  for (int shift_ns = 0; shift_ns < binsize_ns; shift_ns++) {
    // Digitize by integrating to find all time sample
    // bin values for this shift.
    //
    double tmin = -(double)shift_ns;
    double bin0val = (double)integrator_(tmin, tmin + binsize_ns);
    double bin1val = (double)integrator_(tmin + binsize_ns, tmin + 2 * binsize_ns);
 
#if 0
    char s[80];
    sprintf (s, "%7.3f %8.5f %8.5f\n", tmin, bin0val, bin1val);
    cout << s;
#endif
 
    if (bin1val > bin0val) {
      time0shiftns_ = shift_ns;
      break;
    }
  }
 
#if 0
  cout << "time0shiftns_ = " << time0shiftns_ << endl;
#endif
}

References gather_cfg::cout, integrationwindowns_, integrator_, alignCSCRings::s, time0shiftns_, and muonTiming_cfi::tmin.

Referenced by HcalPulseContainmentAlgo().

Member Data Documentation

fixedphasens_

double HcalPulseContainmentAlgo::fixedphasens_

private

Definition at line 20 of file HcalPulseContainmentAlgo.h.

Referenced by calcpair().

hcalTimeSlew_delay_

const HcalTimeSlew* HcalPulseContainmentAlgo::hcalTimeSlew_delay_

private

Definition at line 24 of file HcalPulseContainmentAlgo.h.

Referenced by calcpair().

integrationwindowns_

double HcalPulseContainmentAlgo::integrationwindowns_

private

Definition at line 21 of file HcalPulseContainmentAlgo.h.

Referenced by calcpair(), and init().

integrator_

HcalShapeIntegrator HcalPulseContainmentAlgo::integrator_

private

Definition at line 23 of file HcalPulseContainmentAlgo.h.

Referenced by calcpair(), and init().

time0shiftns_

double HcalPulseContainmentAlgo::time0shiftns_

private

Definition at line 22 of file HcalPulseContainmentAlgo.h.

Referenced by calcpair(), and init().