DisplacedVertexCluster::Distance Struct Reference

#include <DisplacedVertexCluster.h>

Public Member Functions
	Distance (DisplacedVertexClusterItr entity0, DisplacedVertexClusterItr entity1)
double	distance () const
double	distance2 () const
std::pair< DisplacedVertexClusterItr, DisplacedVertexClusterItr > &	entities ()
const std::pair< DisplacedVertexClusterItr, DisplacedVertexClusterItr > &	entities () const

Private Attributes
std::pair< DisplacedVertexClusterItr, DisplacedVertexClusterItr >	entities_

Detailed Description

Definition at line 44 of file DisplacedVertexCluster.h.

Constructor & Destructor Documentation

Distance()

DisplacedVertexCluster::Distance::Distance ( DisplacedVertexClusterItr  entity0, DisplacedVertexClusterItr  entity1  )

inline

Definition at line 46 of file DisplacedVertexCluster.h.

: entities_(entity0, entity1) {}

Member Function Documentation

distance()

double DisplacedVertexCluster::Distance::distance ( ) const

inline

Definition at line 48 of file DisplacedVertexCluster.h.

References distance2(), and mathSSE::sqrt().

{ return sqrt(distance2()); }

distance2()

double DisplacedVertexCluster::Distance::distance2

(

)

const

Definition at line 19 of file DisplacedVertexCluster.cc.

References entities_, mag2(), and SiStripPI::max.

Referenced by distance().

                                                       {
  if (entities_.first->valid() && entities_.second->valid())
    return (entities_.first->centerOfMass() - entities_.second->centerOfMass()).mag2();
  return std::numeric_limits<double>::max();
}

entities() [1/2]

std::pair<DisplacedVertexClusterItr, DisplacedVertexClusterItr>& DisplacedVertexCluster::Distance::entities ( )

inline

Definition at line 49 of file DisplacedVertexCluster.h.

References entities_.

{ return entities_; }

entities() [2/2]

const std::pair<DisplacedVertexClusterItr, DisplacedVertexClusterItr>& DisplacedVertexCluster::Distance::entities ( ) const

inline

Definition at line 50 of file DisplacedVertexCluster.h.

References entities_.

{ return entities_; }

Member Data Documentation

entities_

std::pair<DisplacedVertexClusterItr, DisplacedVertexClusterItr> DisplacedVertexCluster::Distance::entities_

private

Definition at line 53 of file DisplacedVertexCluster.h.

Referenced by distance2(), and entities().