Ext_errmx.cxx File Reference

#include <iostream>
#include "TrkExtAlg/Ext_errmx.h"

Go to the source code of this file.

Functions
bool	Ext_err_valid (bool msg, const HepSymMatrix &error, const int dimension)
std::ostream &	operator<< (std::ostream &s, const Ext_errmx &err)

Function Documentation

Ext_err_valid()

bool Ext_err_valid ( bool msg, const HepSymMatrix & error, const int dimension )

extern

Definition at line 92 of file Ext_err_valid.cxx.

{
  bool valid( 1 );
  double trace( 0 );
 
  for( int i = 1; i<=dimension; i++ ){
    double elem( error( i, i ) );
    trace += elem;
    if( elem < 0.0 ){
      valid = 0;
      if( msg ){
    std::cout << "%ERROR detected at Ext_err_valid: error matrix: error(" 
    << i << "," << i << ")= " << elem << " < 0.0." << std::endl;
      }
    } else if( elem > Large ){
      valid = 0;
      if( msg ){
    std::cout << "%ERROR detected at Ext_err_valid: error matrix: error(" 
    << i << "," << i << ")= " << elem << " > " << Large << std::endl;
      }
    }
  }
  if( !trace ) valid = 0;
  return( valid );
}

operator<<()

std::ostream & operator<<	(	std::ostream &	s,
		const Ext_errmx &	err )

Definition at line 333 of file Ext_errmx.cxx.

{
  s << " m_valid: " << err.m_valid << '\n'
    << "m_err: " << err.m_err << " m_err3: " << err.m_err3 
    << " m_R: " << err.m_R << " m_err2: " << err.m_err2
    << " *m_nv: " << *err.m_nv 
    << " *(m_nv+1): " << *(err.m_nv+1)
    << std::endl;
  return s;
}