marMatrix Class Reference

#include <marMatrix.h>

List of all members.

Public Member Functions
	marMatrix (const marMatrix &m)
	marMatrix (double *data, size_t size1=3, size_t size2=3)
	marMatrix (size_t size1, size_t size2)
virtual	~marMatrix ()
marMatrix &	operator= (const marMatrix &o)
marMatrix &	operator= (double o)
marMatrix &	operator= (double *o)
	operator double * () const
double &	operator() (size_t i, size_t j)
const double &	operator() (size_t i, size_t j) const
marMatrix	operator+ (const marMatrix &o)
marMatrix	operator+ (double o)
marMatrix	operator+ (double *o)
marMatrix	operator- (const marMatrix &o)
marMatrix	operator- (double o)
marMatrix	operator- (double *o)
marMatrix	operator* (const marMatrix &o)
marVector	operator* (const marVector &o)
marMatrix	operator* (double o)
bool	operator== (const marMatrix &o) const
bool	operator!= (const marMatrix &o) const
size_t	columns () const
size_t	rows () const
Private Attributes
bool	shallowCopy
size_t	_size1
size_t	_size2
double *	_data
Friends
std::ostream &	operator<< (std::ostream &os, const marMatrix &m)

---

Detailed Description

Definition at line 9 of file marMatrix.h.

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Constructor & Destructor Documentation

marMatrix::marMatrix

(

const marMatrix &

m

)

Definition at line 44 of file marMatrix.cpp.

References _data, _size1, and _size2.

        :shallowCopy(false)
{
        if (m._size1==0 || m._size2==0)
        {
                assert(false);
        }
        else
        {
                _size1=m._size1;
                _size2=m._size2;

                size_t iMax=_size1*_size2;
                _data=new double[iMax];

                int i;
                for (i=0;i<iMax;i++)
                {
                        _data[i]=m._data[i];
                }
        }
}

marMatrix::marMatrix	(	double *	data,
		size_t	size1 = 3,
		size_t	size2 = 3
	)

Definition at line 19 of file marMatrix.cpp.

References _data, _size1, and _size2.

        :shallowCopy(true)
{
        if (size1==0 || size2==0)
        {
                assert(false);
        }
        else
        {
                _size1=size1;
                _size2=size2;
                _data=data;

// PS ->                size_t iMax=_size1*_size2;
// PS ->                _data=new double[iMax];
// PS -> 
// PS ->                for (int i=0;i<iMax;i++)
// PS ->                {
// PS ->                        _data[i]=data[i];
// PS ->                }

        }
}

marMatrix::marMatrix	(	size_t	size1,
		size_t	size2
	)

Definition at line 11 of file marMatrix.cpp.

References _data, _size1, and _size2.

        :shallowCopy(false)
{
        _size1=size1;
        _size2=size2;
        _data=new double[_size1*_size2];
}

marMatrix::~marMatrix

(

)

[virtual]

Definition at line 70 of file marMatrix.cpp.

References _data, and shallowCopy.

{
        if (!shallowCopy) 
        {
                delete _data;
        }
        else
        {
                _data=NULL;
        }
}

---

Member Function Documentation

size_t marMatrix::columns

(

)

const

Definition at line 422 of file marMatrix.cpp.

References _size2.

{
        return _size2;
}

marMatrix::operator double *

(

)

const

Definition at line 103 of file marMatrix.cpp.

References _data.

{ 
        return(_data);
}

bool marMatrix::operator!=

(

const marMatrix &

o

)

const

Definition at line 207 of file marMatrix.cpp.

{
        return(!((*this)==o));
}

const double & marMatrix::operator()	(	size_t	i,
		size_t	j
	)			const

Definition at line 115 of file marMatrix.cpp.

References _data, and _size2.

{
        return(_data[i*_size2+j]);
}

double & marMatrix::operator()	(	size_t	i,
		size_t	j
	)

Definition at line 110 of file marMatrix.cpp.

References _data, and _size2.

{ 
        return(_data[i*_size2+j]);
}

marMatrix marMatrix::operator*

(

double

o

)

Definition at line 344 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((result._size1==0) || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0;i < iMax;i++)
                {
                        result._data[i]*=o;
                }
        }
        return result;
}

marVector marMatrix::operator*

(

const marVector &

o

)

Definition at line 397 of file marMatrix.cpp.

References _size1, _size2, and marVector::size().

{
        marVector result(_size1);
        if (o.size()!=_size2)
        {
                assert(false);
        }
        else
        {
                marMatrix resultM(_size1,1);
                marMatrix B((double*)o,o.size(),1);
                resultM=(*this)*B;
                result=(double*)resultM;
        }
        return result;
}

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marMatrix marMatrix::operator*

(

const marMatrix &

o

)

Definition at line 364 of file marMatrix.cpp.

References _size1, and _size2.

{
        size_t mA=_size1;
        size_t nA=_size2;
        size_t mB=o._size1;
        size_t nB=o._size2;
        size_t mR=mA;
        size_t nR=nB;

        marMatrix result(mR,nR);
        result=0.0;

        int k,i,j;
        if (nA==mB)
        {
                for (k=0;k<nA;k++)
                {
                        for (i=0;i<mR;i++)
                        {
                                for (j=0;j<nR;j++)
                                {
                                        result(i,j)+=(*this)(i,k)*o(k,j);
                                }
                        }
                }
        }
        else
        {
                assert(false);
        }
        return result;
}

marMatrix marMatrix::operator+

(

double *

o

)

Definition at line 257 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((result._size1==0) || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0;i < iMax;i++)
                {
                        result._data[i]+=o[i];
                }
        }
        return result;
}

marMatrix marMatrix::operator+

(

double

o

)

Definition at line 237 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((result._size1==0) || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0;i < iMax;i++)
                {
                        result._data[i]+=o;
                }
        }
        return result;
}

marMatrix marMatrix::operator+

(

const marMatrix &

o

)

Definition at line 214 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((o._size1!=result._size1) 
                || (result._size1==0) 
                || (o._size2!=result._size2) 
                || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0 ; i < iMax ; i++)
                {
                        result._data[i]+=o._data[i];
                }
        }
        return result;
}

marMatrix marMatrix::operator-

(

double *

o

)

Definition at line 322 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((result._size1==0) || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0;i < iMax;i++)
                {
                        result._data[i]-=o[i];
                }
        }
        return result;
}

marMatrix marMatrix::operator-

(

double

o

)

Definition at line 302 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((result._size1==0) || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0;i < iMax;i++)
                {
                        result._data[i]-=o;
                }
        }
        return result;
}

marMatrix marMatrix::operator-

(

const marMatrix &

o

)

Definition at line 279 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
        marMatrix result(*this);
        
        if ((o._size1!=result._size1) 
                || (result._size1==0) 
                || (o._size2!=result._size2) 
                || (result._size2==0))
        {
                assert(false);
        }
        else 
        {
                size_t iMax=result._size1*result._size2;
                int i;
                for (i=0;i < iMax;i++)
                {
                        result._data[i]-=o._data[i];
                }
        }
        return result;
}

marMatrix & marMatrix::operator=

(

double *

o

)

Definition at line 165 of file marMatrix.cpp.

References _data, _size1, _size2, and shallowCopy.

{
        if (_size1!=0 && _size2!=0)
        {
                if (!(_data==NULL)&&(!shallowCopy))
                {
                        delete _data;
                }
                shallowCopy=false;
                size_t iMax=_size1*_size2;
                _data=new double[iMax];
                for (int i=0;i<iMax;i++)
                {
                        _data[i]=o[i];
                }
        }
        else
        {
                assert(false);
        }
        return (*this);
}

marMatrix & marMatrix::operator=

(

double

o

)

Definition at line 142 of file marMatrix.cpp.

References _data, _size1, _size2, and shallowCopy.

{
        if (_size1!=0 && _size2!=0)
        {
                if (!(_data==NULL)&&(!shallowCopy))
                {
                        delete _data;
                }
                shallowCopy=false;
                size_t iMax=_size1*_size2;
                _data=new double[iMax];
                for (int i=0;i<iMax;i++)
                {
                        _data[i]=o;
                }
        }
        else
        {
                assert(false);
        }
        return (*this);
}

marMatrix & marMatrix::operator=

(

const marMatrix &

o

)

Definition at line 122 of file marMatrix.cpp.

References _data, _size1, _size2, and shallowCopy.

{
        _size1=o._size1;
        _size2=o._size2;
        if (!(_data==NULL)&&(!shallowCopy))
        {
                delete _data;
        }
        shallowCopy=false;
        size_t iMax=_size1*_size2;
        _data=new double[iMax];

        int i;
        for (i=0;i<iMax;i++)
        {
                _data[i]=o._data[i];
        }
        return (*this);
}

bool marMatrix::operator==

(

const marMatrix &

o

)

const

Definition at line 190 of file marMatrix.cpp.

References _data, _size1, and _size2.

{
    bool equal=true;
        
    if(_size1!=o._size1 || _size2!=o._size2)
        {
                return(false);
        }
        size_t iMax=_size1*_size2;

        for (int i=0;i<iMax && equal;i++)
        {
                equal=equal && (_data[i]==o._data[i]); 
        }
    return(equal);
}

size_t marMatrix::rows

(

)

const

Definition at line 417 of file marMatrix.cpp.

References _size1.

{
    return _size1; 
}

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Friends And Related Function Documentation

std::ostream& operator<<	(	std::ostream &	os,
		const marMatrix &	m
	)			[friend]

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Member Data Documentation

double* marMatrix::_data [private]

Definition at line 55 of file marMatrix.h.

Referenced by marMatrix(), operator double *(), operator()(), operator*(), operator+(), operator-(), operator<<(), operator=(), operator==(), and ~marMatrix().

size_t marMatrix::_size1 [private]

Definition at line 53 of file marMatrix.h.

Referenced by marMatrix(), operator*(), operator+(), operator-(), operator<<(), operator=(), operator==(), and rows().

size_t marMatrix::_size2 [private]

Definition at line 54 of file marMatrix.h.

Referenced by columns(), marMatrix(), operator()(), operator*(), operator+(), operator-(), operator<<(), operator=(), and operator==().

bool marMatrix::shallowCopy [private]

Definition at line 52 of file marMatrix.h.

Referenced by operator=(), and ~marMatrix().

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

• /home/davila/Creatis/creaMaracasVisu/lib/maracasVisuLib/src/kernel/include/marMatrix.h
• /home/davila/Creatis/creaMaracasVisu/lib/maracasVisuLib/src/kernel/include/marMatrix.cpp