MboMatrix.h File Reference

template class Matrix More...

#include <exception>

Include dependency graph for MboMatrix.h:

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Namespaces
namespace	mbo
Classes
class	mbo::MatrixException
	Matrix exception class. More...
class	mbo::Matrix< _Ty, _Cols, _Rows >
	Matrix class. More...
class	mbo::Vector< _Ty, _Cols >
Defines
#define	max(a, b)   (((a) > (b)) ? (a) : (b))
#define	min(a, b)   (((a) < (b)) ? (a) : (b))
Functions
template<class _Ty, size_t _Cols, size_t _Rows>
istream &	mbo::operator>> (istream &in, Matrix< _Ty, _Cols, _Rows > &m)
template<class _Ty, size_t _Cols, size_t _Rows>
ostream &	mbo::operator<< (ostream &out, Matrix< _Ty, _Cols, _Rows > &m)
template<class _Ty, size_t _Cols, size_t _Rows>
bool	mbo::operator== (const Matrix< _Ty, _Cols, _Rows > &lhs, const Matrix< _Ty, _Cols, _Rows > &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
bool	operator!= (const Matrix< _Ty, _Cols, _Rows > &lhs, const Matrix< _Ty, _Cols, _Rows > &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
Matrix< _Ty, _Cols, _Rows >	operator+ (const Matrix< _Ty, _Cols, _Rows > &lhs, const Matrix< _Ty, _Cols, _Rows > &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
Matrix< _Ty, _Cols, _Rows >	operator- (const Matrix< _Ty, _Cols, _Rows > &lhs, const Matrix< _Ty, _Cols, _Rows > &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
Matrix< _Ty, _Cols, _Rows >	operator * (const Matrix< _Ty, _Cols, _Rows > &lhs, const _Ty &c)
template<class _Ty, size_t _Cols1Rows2, size_t _Rows1, size_t _Cols2>
Matrix< _Ty, _Cols, _Rows >	operator * (const Matrix< _Ty, _Cols1Rows2, _Rows1 > &lhs, const Matrix< _Ty, _Cols2, _Cols1Rows2 > &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
Matrix< _Ty, _Cols, _Rows >	operator^ (const Matrix< _Ty, _Cols, _Rows > &lhs, const size_t &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
Matrix< _Ty, _Cols, _Rows >	operator~ (const Matrix< _Ty, _Cols, _Rows > &rhs)
template<class _Ty, size_t _Cols, size_t _Rows>
Matrix< _Ty, _Cols, _Rows >	operator! (Matrix< _Ty, _Cols, _Rows > rhs)
Variables
return	mbo::true

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Detailed Description

template class Matrix

Author:

Marcus Boerger

Version:

0.1

Date:

15.08.2006.

Note:

This file is distributed under the LGPL license GNU Lesser General Public License, version 2.1.

Definition in file MboMatrix.h.

---

Define Documentation

#define max	(	a,
		b		)	(((a) > (b)) ? (a) : (b))

Definition at line 43 of file MboMatrix.h.

Referenced by mbo::StrFromColor().

#define min	(	a,
		b		)	(((a) < (b)) ? (a) : (b))

Definition at line 44 of file MboMatrix.h.

Referenced by mbo::reallocator< __ValueType >::reallocate(), mbo::TDependentValues< _Ty, _Count, _Min, _Max, _Step >::SetValue(), and mbo::StrFromColor().

---

Function Documentation

template<class _Ty, size_t _Cols1Rows2, size_t _Rows1, size_t _Cols2>

Matrix<_Ty, _Cols, _Rows> operator *	(	const Matrix< _Ty, _Cols1Rows2, _Rows1 > &	lhs,
		const Matrix< _Ty, _Cols2, _Cols1Rows2 > &	rhs
	)			[inline]

Definition at line 395 of file MboMatrix.h.

{
    Matrix<_Ty, _Cols2, _Rows1> ret();

    for (size_t i=0; i < _Rows1; i++)
    {
        for (size_t j=0; j < _Cols2; j++)
        {
            ret.Val[i][j] = _Ty(0);
            for (size_t k=0; k < _Cols1Rows2; k++)
            {
                ret.Val[i][j] += lhs.Val[i][k] * rhs[k][j];
            }
        }
    }
    return ret;
}

template<class _Ty, size_t _Cols, size_t _Rows>

Matrix<_Ty, _Cols, _Rows> operator *	(	const Matrix< _Ty, _Cols, _Rows > &	lhs,
		const _Ty &	c
	)			[inline]

Definition at line 378 of file MboMatrix.h.

Referenced by mbo::TStaticArray< __ValueType, __MaxSize, __Allocator >::iterator::operator->(), and mbo::TDynamicArray< __ValueType, __Allocator, __MinSize, __Append >::iterator::operator->().

{
    Matrix<_Ty, _Cols, _Rows> ret();

    for (size_t i=0; i < m.Row; i++)
    {
        for (size_t j=0; j < m.Col; j++)
        {
            ret.Val[i][j] = lhs.Val[i][j] * c;
        }
    }
    return ret;
}

template<class _Ty, size_t _Cols, size_t _Rows>

Matrix<_Ty, _Cols, _Rows> operator!

(

Matrix< _Ty, _Cols, _Rows >

rhs

)

[inline]

Definition at line 449 of file MboMatrix.h.

{xxx
    size_t i,j,k;
    T a1,a2,*rowptr;

    Matrix<_Ty, _Cols, _Rows> temp(m.Row,m.Col);

    temp.Unit();
    for (k=0; k < m.Row; k++)
    {
        int indx = m.pivot(k);
        if (indx == -1)
        throw MatrixException("Matrix<_Ty, _Cols, _Rows>::operator!: Inversion of a singular Matrix");

        if (indx != 0)
        {
            rowptr = temp.Val[k];
            temp.Val[k] = temp.Val[indx];
            temp.Val[indx] = rowptr;
        }
        a1 = m.Val[k][k];
        for (j=0; j < m.Row; j++)
        {
            m.Val[k][j] /= a1;
            temp.Val[k][j] /= a1;
        }
        for (i=0; i < m.Row; i++)
        if (i != k)
        {
            a2 = m.Val[i][k];
            for (j=0; j < m.Row; j++)
            {
                m.Val[i][j] -= a2 * m.Val[k][j];
                temp.Val[i][j] -= a2 * temp.Val[k][j];
            }
        }
    }
    return temp;
}

template<class _Ty, size_t _Cols, size_t _Rows>

bool operator!=	(	const Matrix< _Ty, _Cols, _Rows > &	lhs,
		const Matrix< _Ty, _Cols, _Rows > &	rhs
	)			[inline]

Definition at line 234 of file MboMatrix.h.

{
    return !(lhs == rhs);
}

template<class _Ty, size_t _Cols, size_t _Rows>

Matrix<_Ty, _Cols, _Rows> operator+	(	const Matrix< _Ty, _Cols, _Rows > &	lhs,
		const Matrix< _Ty, _Cols, _Rows > &	rhs
	)			[inline]

Definition at line 345 of file MboMatrix.h.

References mbo::Matrix< _Ty, _Cols, _Rows >::_Cols.

{
    Matrix<_Ty, _Cols, _Rows>  ret();

    for (size_t i=0; i < _Rows; i++)
    {
        for (size_t j=0; j < _Cols; j++)
        {
            ret.Val[i][j] = lhs.Val[i][j] + rhs.Val[i][j];
        }
    }
    return ret;
}

template<class _Ty, size_t _Cols, size_t _Rows>

Matrix<_Ty, _Cols, _Rows> operator-	(	const Matrix< _Ty, _Cols, _Rows > &	lhs,
		const Matrix< _Ty, _Cols, _Rows > &	rhs
	)			[inline]

Definition at line 361 of file MboMatrix.h.

References mbo::Matrix< _Ty, _Cols, _Rows >::_Cols.

{
    Matrix<_Ty, _Cols, _Rows> ret();

    for (size_t i=0; i < _Rows; i++)
    {
        for (size_t j=0; j < _Cols; j++)
        {
            ret.Val[i][j] = lhs.Val[i][j] - rhs.Val[i][j];
        }
    }
    return ret;
}

template<class _Ty, size_t _Cols, size_t _Rows>

Matrix<_Ty, _Cols, _Rows> operator^	(	const Matrix< _Ty, _Cols, _Rows > &	lhs,
		const size_t &	rhs
	)			[inline]

Definition at line 415 of file MboMatrix.h.

{
    assert(rhs > 0); // need matrix E to begin with?

    Matrix<_Ty, _Cols, _Rows> temp(m);

    for (size_t i=2; i <= pow; i++)
    {
        ret = ret * lhs;
    }

    return ret;
}

template<class _Ty, size_t _Cols, size_t _Rows>

Matrix<_Ty, _Cols, _Rows> operator~

(

const Matrix< _Ty, _Cols, _Rows > &

rhs

)

[inline]

Definition at line 432 of file MboMatrix.h.

References mbo::Matrix< _Ty, _Cols, _Rows >::_Cols.

{
    Matrix<_Ty, _Cols, _Rows> ret();

    for (size_t i=0; i < _Rows; i++)
    {
        for (size_t j=0; j < _Cols; j++)
        {
            ret.Val[i][j] = rhs.Val[j][i];
        }
    }
    return ret;
}

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