Trajectory.cxx

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//--------------------------------------------------------------------------
// File and Version Information:
//  $Id: Trajectory.cxx,v 1.2 2009/12/17 00:38:40 zhangy Exp $
//
// Description:
//  Trajectory Virtual Base Class
//
// Environment:
//  Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Author List:
//      David N Brown                - Lawrence Berkeley Lab
//  Gautier Hamel de Monchenault - CEN Saclay & Lawrence Berkeley Lab
//      Steve Schaffner              - SLAC
//
// Copyright Information:
//  Copyright (C) 1996  Lawrence Berkeley Laboratory
//
// History:
//  Migration for BESIII MDC
//  Copyright (C) 1996  CEA - Centre d'Etude de Saclay
//
// History:
//  Migration for BESIII MDC
//
//------------------------------------------------------------------------
// #include "BaBar/BaBar.hh"
#include "MdcGeom/Trajectory.h"
// #include "ErrLogger/ErrLog.hh"
#include <iostream>
#include <math.h>
using std::endl;
using std::ostream;
 
Trajectory::Trajectory( double lowlim, double hilim ) {
  if ( hilim < lowlim )
  {
    std::cout << "ErrMsg(error) "
              << "Invalid Trajectory range requested." << std::endl;
    flightrange[0] = hilim;
    flightrange[1] = lowlim;
  }
  flightrange[0] = lowlim;
  flightrange[1] = hilim;
}
 
Trajectory::~Trajectory() {}
 
double Trajectory::distTo0thError( double, double tolerance, int ) const {
  return fabs( tolerance );
}
 
void Trajectory::setFlightRange( double newrange[2] ) {
  if ( newrange[1] >= newrange[0] )
  {
    flightrange[0] = newrange[0];
    flightrange[1] = newrange[1];
  }
  else
  {
    std::cout << "ErrMsg(error) "
              << "Invalid Trajectory range requested." << std::endl;
    flightrange[0] = newrange[1];
    flightrange[1] = newrange[0];
  }
}
 
void Trajectory::print( ostream& os ) const {
  os << "Trajectory range from " << flightrange[0] << " to " << flightrange[1] << endl;
}
 
void Trajectory::printAll( ostream& os ) const {
  os << "Trajectory range from " << flightrange[0] << " to " << flightrange[1] << endl;
}
 
Trajectory& Trajectory::operator=( const Trajectory& other ) {
  flightrange[0] = other.flightrange[0];
  flightrange[1] = other.flightrange[1];
  return *this;
}