GFDetPlane.cxx File Reference

#include "GFDetPlane.h"
#include "assert.h"
#include <iostream>
#include <cmath>
#include "TMath.h"
#include "TRandom3.h"

Go to the source code of this file.

Macros
#define	DETPLANE_EPSILON   1.E-5

Functions
bool	operator== (const GFDetPlane &lhs, const GFDetPlane &rhs)
bool	operator!= (const GFDetPlane &lhs, const GFDetPlane &rhs)

Macro Definition Documentation

#define DETPLANE_EPSILON   1.E-5

Definition at line 258 of file GFDetPlane.cxx.

Referenced by operator==().

Function Documentation

bool operator!=	(	const GFDetPlane &	lhs,
		const GFDetPlane &	rhs
	)

Definition at line 278 of file GFDetPlane.cxx.

                                                              {
  return !(lhs==rhs);
}

bool operator==	(	const GFDetPlane &	lhs,
		const GFDetPlane &	rhs
	)

this operator is called very often in Kalman filtering. It checks equality of planes by comparing the 9 double values that define them.

Definition at line 259 of file GFDetPlane.cxx.

References DETPLANE_EPSILON, fabs(), GFDetPlane::fO, GFDetPlane::fU, and GFDetPlane::fV.

                                                              {
  if(
     fabs( (lhs.fO.X()-rhs.fO.X()) ) > DETPLANE_EPSILON  ||
     fabs( (lhs.fO.Y()-rhs.fO.Y()) ) > DETPLANE_EPSILON  ||
     fabs( (lhs.fO.Z()-rhs.fO.Z()) ) > DETPLANE_EPSILON 
     ) return false;
  else if(
          fabs( (lhs.fU.X()-rhs.fU.X()) ) > DETPLANE_EPSILON  ||
          fabs( (lhs.fU.Y()-rhs.fU.Y()) ) > DETPLANE_EPSILON  ||
          fabs( (lhs.fU.Z()-rhs.fU.Z()) ) > DETPLANE_EPSILON 
          ) return false;
  else if(
          fabs( (lhs.fV.X()-rhs.fV.X()) ) > DETPLANE_EPSILON  ||
          fabs( (lhs.fV.Y()-rhs.fV.Y()) ) > DETPLANE_EPSILON  ||
          fabs( (lhs.fV.Z()-rhs.fV.Z()) ) > DETPLANE_EPSILON 
          ) return false;
  return true;
}