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LASvector2D< Element > Class Template Reference

helper class contains vector algebra used by Bruno's alignment algorithm. More...

#include <Alignment/LaserAlignment/interface/LASvector2D.h>

List of all members.

Public Member Functions
	LASvector2D (size_t nrows=0, size_t ncolums=0, const Element init=0)
	constructor
LASvector2D< Element >	operator * (Element multiplicator) const
	multiplication of a LASvector2D with a scalar
LASvector2D< Element >	operator * (const LASvector< Element > &multiplicator) const
	element wise product between LASvector2D<T> and LASvector<T>
LASvector2D< Element >	operator/ (Element factor) const
	division of a LASvector2D by a scalar
Element	sum ()
	return sum of all elements in the matrix
LASvector< Element >	sumC ()
	return sum of elements in the columns of a matrix
LASvector< Element >	sumR ()
	return sum of elements in the rows of a matrix
void	transpose (const LASvector2D< Element > &source)
	transpose the matrix

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Detailed Description

template<class Element>
class LASvector2D< Element >

helper class contains vector algebra used by Bruno's alignment algorithm.

matrix format is based on std::vector<std::vector<T>> LASvector2D[n][m] has n columns, m rows

Date

2007/05/08 08:03:23

Revision

1.1

Author:

Maarten Thomas

Definition at line 17 of file LASvector2D.h.

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Constructor & Destructor Documentation

template<class Element>

LASvector2D< Element >::LASvector2D	(	size_t	nrows = 0,
		size_t	ncolums = 0,
		const Element	init = 0
	)			[inline]

constructor

Definition at line 21 of file LASvector2D.h.

: std::vector<LASvector<Element> >(nrows, LASvector<Element>(ncolums,init)) {};

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Member Function Documentation

template<class Element>

LASvector2D< Element > LASvector2D< Element >::operator *

(

Element

multiplicator

)

const [inline]

multiplication of a LASvector2D with a scalar

Definition at line 31 of file LASvector2D.cc.

References i, j, and HLT_VtxMuL3::result.

{
  LASvector2D<Element> result = (*this);
  for( unsigned int i = 0; i < result.size(); ++i )
  {
    for( unsigned int j = 0; j < result[0].size(); ++j )
    {
      result[i][j] *= multiplicator;
    }
  }
  return result;
}

template<class Element>

LASvector2D< Element > LASvector2D< Element >::operator *

(

const LASvector< Element > &

multiplicator

)

const [inline]

element wise product between LASvector2D<T> and LASvector<T>

Definition at line 14 of file LASvector2D.cc.

References lat::endl(), i, j, HLT_VtxMuL3::result, and size.

{
  if ((*this)[0].size() != multiplicator.size())
    throw cms::Exception("SizeMisMatch","Size of matrix and multiplicator (vector) do not match!") << this[0].size() 
      << " does not match the size of the multiplicator " << multiplicator.size() << std::endl;
  LASvector2D<Element> result = (*this);
  for( unsigned int i = 0; i < result.size(); ++i )
  {
    for( unsigned int j = 0; j < result[0].size(); ++j )
    {
      result[i][j] *= multiplicator[j];
    }
  }
  return result;
}

template<class Element>

LASvector2D< Element > LASvector2D< Element >::operator/

(

Element

factor

)

const [inline]

division of a LASvector2D by a scalar

Definition at line 45 of file LASvector2D.cc.

References Exception, i, j, and HLT_VtxMuL3::result.

{
  if (factor == 0)
    throw cms::Exception("DivisionByZero","Division by zero is not allowed!!!");
    
  LASvector2D<Element> result = (*this);
  for( unsigned int i = 0; i < result.size(); ++i )
  {
    for( unsigned int j = 0; j < result[0].size(); ++j )
    {
      result[i][j] /= factor;
    }
  }
  return result;
}

template<class Element>

template double LASvector2D< Element >::sum

(

)

[inline]

return sum of all elements in the matrix

Definition at line 91 of file LASvector2D.cc.

References i, j, and HLT_VtxMuL3::result.

Referenced by AlignmentAlgorithmBW::run().

{
  Element result = 0;
  for( unsigned int i = 0; i < (*this).size(); ++i )
  {
    for( unsigned int j = 0; j < (*this)[i].size(); ++j )
    {
      result += (*this)[i][j];
    }
  }
  return result;
}

template<class Element>

template LASvector< double > LASvector2D< Element >::sumC

(

)

[inline]

return sum of elements in the columns of a matrix

Definition at line 63 of file LASvector2D.cc.

References i, j, and HLT_VtxMuL3::result.

{
  LASvector<Element> result((*this).size());
  for( unsigned int i = 0; i < (*this).size(); ++i )
  {
    for( unsigned int j = 0; j < (*this)[i].size(); ++j )
    {
      result[i] += (*this)[i][j];
    }
  }
  return result;
}

template<class Element>

template LASvector< double > LASvector2D< Element >::sumR

(

)

[inline]

return sum of elements in the rows of a matrix

Definition at line 77 of file LASvector2D.cc.

References i, j, HLT_VtxMuL3::result, and size.

{
  LASvector<Element> result((*this)[0].size());
  for( unsigned int i = 0; i < (*this)[0].size(); ++i )
  {
    for( unsigned int j = 0; j < (*this).size(); ++j )
    {
      result[i] += (*this)[i][j];
    }
  }
  return result;
}

template<class Element>

void LASvector2D< Element >::transpose

(

const LASvector2D< Element > &

source

)

[inline]

transpose the matrix

Definition at line 105 of file LASvector2D.cc.

References i, and j.

Referenced by AlignmentAlgorithmBW::run().

{
  for( unsigned int i = 0; i < source.size(); ++i )
  {
    for( unsigned int j = 0; j < source[i].size(); ++j )
    {
      (*this)[j][i] = source[i][j];
    }
  }
}

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

• Alignment/LaserAlignment/interface/LASvector2D.h
• Alignment/LaserAlignment/src/LASvector2D.cc

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