fastjet::ClosestPair2D::Shuffle Class Reference

class that will take care of ordering of shuffles for us More...

Collaboration diagram for fastjet::ClosestPair2D::Shuffle:

List of all members.

Public Member Functions
bool	operator< (const Shuffle &) const
	compares this shuffle with the other one
void	operator+= (unsigned int shift)
Public Attributes
unsigned int	x
unsigned int	y
Point *	point

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Detailed Description

class that will take care of ordering of shuffles for us

Definition at line 119 of file ClosestPair2D.hh.

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Member Function Documentation

void fastjet::ClosestPair2D::Shuffle::operator+=

(

unsigned int

shift

)

[inline]

Definition at line 124 of file ClosestPair2D.hh.

References fastjet::d0::inline_maths::y().

{x += shift; y+= shift;};

bool fastjet::ClosestPair2D::Shuffle::operator<

(

const Shuffle &

q

)

const

compares this shuffle with the other one

Definition at line 65 of file ClosestPair2D.cc.

References fastjet::floor_ln2_less(), x, y, and fastjet::d0::inline_maths::y().

                                                            {

  if (floor_ln2_less(x ^ q.x, y ^ q.y)) {
    // i = 2 in Chan's algorithm
    return (y < q.y);
  } else {
    // i = 1 in Chan's algorithm
    return (x < q.x);
  }
}

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Member Data Documentation

Point* fastjet::ClosestPair2D::Shuffle::point

Definition at line 122 of file ClosestPair2D.hh.

Referenced by fastjet::ClosestPair2D::_point2shuffle().

unsigned int fastjet::ClosestPair2D::Shuffle::x

Definition at line 121 of file ClosestPair2D.hh.

Referenced by fastjet::ClosestPair2D::_point2shuffle(), and operator<().

unsigned int fastjet::ClosestPair2D::Shuffle::y

Definition at line 121 of file ClosestPair2D.hh.

Referenced by fastjet::ClosestPair2D::_point2shuffle(), and operator<().

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The documentation for this class was generated from the following files:

• include/fastjet/internal/ClosestPair2D.hh
• src/ClosestPair2D.cc