cat::Matrix< ROWS, COLS, Scalar > Class Template Reference

#include <Matrix.hpp>

List of all members.

Public Types
typedef Matrix< ROWS, COLS, Scalar >	mytype
Public Member Functions
void	loadIdentity ()
void	loadZero ()
	Matrix (const mytype &u)
	Matrix ()
Scalar &	operator() (int ii)
const Scalar &	operator() (int ii) const
Scalar &	operator() (int row, int col)
const Scalar &	operator() (int row, int col) const
template<int OTHER_COLS>
Matrix< ROWS, OTHER_COLS, Scalar >	operator* (const Matrix< COLS, OTHER_COLS, Scalar > &u)
mytype &	operator*= (Scalar u)
mytype &	operator+= (const mytype &u)
mytype &	operator-= (const mytype &u)
mytype &	operator/= (Scalar u)
mytype &	operator= (const mytype &u)
Protected Attributes
Scalar	_elements [ROWS *COLS]
Static Protected Attributes
static const int	ELEMENTS = ROWS * COLS

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Detailed Description

template<int ROWS, int COLS, class Scalar>
class cat::Matrix< ROWS, COLS, Scalar >

Definition at line 56 of file Matrix.hpp.

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Member Typedef Documentation

template<int ROWS, int COLS, class Scalar>

typedef Matrix<ROWS, COLS, Scalar> cat::Matrix< ROWS, COLS, Scalar >::mytype

Definition at line 64 of file Matrix.hpp.

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Constructor & Destructor Documentation

template<int ROWS, int COLS, class Scalar>

cat::Matrix< ROWS, COLS, Scalar >::Matrix

(

)

[inline]

Definition at line 67 of file Matrix.hpp.

    {
    }

template<int ROWS, int COLS, class Scalar>

cat::Matrix< ROWS, COLS, Scalar >::Matrix

(

const mytype &

u

)

[inline]

Definition at line 72 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

    {
        memcpy(_elements, u._elements, sizeof(_elements));
    }

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Member Function Documentation

template<int ROWS, int COLS, class Scalar>

void cat::Matrix< ROWS, COLS, Scalar >::loadIdentity

(

)

[inline]

Definition at line 90 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

    {
        OBJCLR(_elements);

        // Write a 1 along the diagonal
        for (int ii = 0; ii < ROWS && ii < COLS; ++ii)
        {
            _elements[ii * ROWS + ii] = static_cast<Scalar>( 1 );
        }
    }

template<int ROWS, int COLS, class Scalar>

void cat::Matrix< ROWS, COLS, Scalar >::loadZero

(

)

[inline]

Definition at line 84 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

    {
        OBJCLR(_elements);
    }

template<int ROWS, int COLS, class Scalar>

Scalar& cat::Matrix< ROWS, COLS, Scalar >::operator()	(	int	row,
		int	col
	)		[inline]

Definition at line 158 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

{ return _elements[col * ROWS + row]; }

template<int ROWS, int COLS, class Scalar>

Scalar& cat::Matrix< ROWS, COLS, Scalar >::operator()

(

int

ii

)

[inline]

Definition at line 155 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

{ return _elements[ii]; }

template<int ROWS, int COLS, class Scalar>

const Scalar& cat::Matrix< ROWS, COLS, Scalar >::operator()

(

int

ii

)

const [inline]

Definition at line 156 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

{ return _elements[ii]; }

template<int ROWS, int COLS, class Scalar>

const Scalar& cat::Matrix< ROWS, COLS, Scalar >::operator()	(	int	row,
		int	col
	)		const [inline]

Definition at line 159 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

{ return _elements[col * ROWS + row]; }

template<int ROWS, int COLS, class Scalar>

template<int OTHER_COLS>

Matrix<ROWS, OTHER_COLS, Scalar> cat::Matrix< ROWS, COLS, Scalar >::operator*

(

const Matrix< COLS, OTHER_COLS, Scalar > &

u

)

[inline]

Definition at line 127 of file Matrix.hpp.

    {
        Matrix<ROWS, OTHER_COLS, Scalar> result;

        // For each row of the matrix product,
        for (int r = 0; r < ROWS; ++r)
        {
            // For each column of the matrix product,
            for (int c = 0; c < OTHER_COLS; ++c)
            {
                Scalar x = static_cast<Scalar>( 0 );

                // For each row of the right operand (u),
                for (int ii = 0; ii < COLS; ++ii)
                {
                    // Accumulate sum of products
                    x += (*this)(r, ii) * u(ii, c);
                }

                // Write the sum
                result(r, c) = x;
            }
        }

        return result;
    }

template<int ROWS, int COLS, class Scalar>

mytype& cat::Matrix< ROWS, COLS, Scalar >::operator*=

(

Scalar

u

)

[inline]

Definition at line 114 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements, and FOR_EACH_ELEMENT.

    {
        FOR_EACH_ELEMENT(ii) _elements[ii] *= u;
    }

template<int ROWS, int COLS, class Scalar>

mytype& cat::Matrix< ROWS, COLS, Scalar >::operator+=

(

const mytype &

u

)

[inline]

Definition at line 102 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements, and FOR_EACH_ELEMENT.

    {
        FOR_EACH_ELEMENT(ii) _elements[ii] += u._elements[ii];
    }

template<int ROWS, int COLS, class Scalar>

mytype& cat::Matrix< ROWS, COLS, Scalar >::operator-=

(

const mytype &

u

)

[inline]

Definition at line 108 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements, and FOR_EACH_ELEMENT.

    {
        FOR_EACH_ELEMENT(ii) _elements[ii] -= u._elements[ii];
    }

template<int ROWS, int COLS, class Scalar>

mytype& cat::Matrix< ROWS, COLS, Scalar >::operator/=

(

Scalar

u

)

[inline]

Definition at line 120 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements, and FOR_EACH_ELEMENT.

    {
        FOR_EACH_ELEMENT(ii) _elements[ii] /= u;
    }

template<int ROWS, int COLS, class Scalar>

mytype& cat::Matrix< ROWS, COLS, Scalar >::operator=

(

const mytype &

u

)

[inline]

Definition at line 78 of file Matrix.hpp.

References cat::Matrix< ROWS, COLS, Scalar >::_elements.

    {
        memcpy(_elements, u._elements, sizeof(_elements));
    }

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Member Data Documentation

template<int ROWS, int COLS, class Scalar>

Scalar cat::Matrix< ROWS, COLS, Scalar >::_elements[ROWS *COLS] [protected]

Definition at line 60 of file Matrix.hpp.

Referenced by cat::Matrix< ROWS, COLS, Scalar >::loadIdentity(), cat::Matrix< ROWS, COLS, Scalar >::loadZero(), cat::Matrix< ROWS, COLS, Scalar >::Matrix(), cat::Matrix< ROWS, COLS, Scalar >::operator()(), cat::Matrix< ROWS, COLS, Scalar >::operator*=(), cat::Matrix< ROWS, COLS, Scalar >::operator+=(), cat::Matrix< ROWS, COLS, Scalar >::operator-=(), cat::Matrix< ROWS, COLS, Scalar >::operator/=(), and cat::Matrix< ROWS, COLS, Scalar >::operator=().

template<int ROWS, int COLS, class Scalar>

const int cat::Matrix< ROWS, COLS, Scalar >::ELEMENTS = ROWS * COLS [static, protected]

Definition at line 59 of file Matrix.hpp.

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

• Matrix.hpp