Matrix Class Reference

Holds a matrix of doubles and supports arithmetic, subsetting, and matrix inversion. Used by InterpolateAudio. More...

#include <Matrix.h>

Collaboration diagram for Matrix:

Public Member Functions
	Matrix (const Matrix &copyFrom)
	Matrix (unsigned rows, unsigned cols, double **data=NULL)
	~Matrix ()
Matrix &	operator= (const Matrix &other)
Vector &	operator[] (unsigned i)
Vector &	operator[] (unsigned i) const
unsigned	Rows () const
unsigned	Cols () const
void	SwapRows (unsigned i, unsigned j)

Private Member Functions
void	CopyFrom (const Matrix &other)

Private Attributes
unsigned	mRows
unsigned	mCols
ArrayOf< Vector >	mRowVec

Detailed Description

Holds a matrix of doubles and supports arithmetic, subsetting, and matrix inversion. Used by InterpolateAudio.

Definition at line 57 of file Matrix.h.

Constructor & Destructor Documentation

Matrix() [1/2]

Matrix::Matrix

(

const Matrix &

copyFrom

)

Definition at line 102 of file Matrix.cpp.

{
   CopyFrom(other);
}

References CopyFrom().

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Matrix() [2/2]

Matrix::Matrix	(	unsigned	rows,
		unsigned	cols,
		double **	data = NULL
	)

Definition at line 80 of file Matrix.cpp.

   : mRows{ rows }
   , mCols{ cols }
   , mRowVec{ mRows }
{
   for(unsigned i = 0; i < mRows; i++) {
      mRowVec[i].Reinit( mCols );
      for(unsigned j = 0; j < mCols; j++) {
         if (data)
            (*this)[i][j] = data[i][j];
         else
            (*this)[i][j] = 0.0;
      }
   }
}

References mCols, mRows, and mRowVec.

~Matrix()

Matrix::~Matrix

(

)

Definition at line 118 of file Matrix.cpp.

{
}

Member Function Documentation

Cols()

unsigned Matrix::Cols ( ) const

inline

Definition at line 69 of file Matrix.h.

{ return mCols; }

References mCols.

Referenced by InterpolateAudio(), InvertMatrix(), MatrixConcatenateCols(), MatrixMultiply(), operator*(), operator+(), ScalarMultiply(), and TransposeMatrix().

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CopyFrom()

void Matrix::CopyFrom ( const Matrix &  other )

private

Definition at line 107 of file Matrix.cpp.

{
   mRows = other.mRows;
   mCols = other.mCols;
   mRowVec.reinit(mRows);
   for (unsigned i = 0; i < mRows; i++) {
      mRowVec[i].Reinit( mCols );
      mRowVec[i] = other.mRowVec[i];
   }
}

References mCols, mRows, mRowVec, and ArrayOf< X >::reinit().

Referenced by Matrix(), and operator=().

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operator=()

Matrix & Matrix::operator=

(

const Matrix &

other

)

Definition at line 96 of file Matrix.cpp.

{
   CopyFrom(other);
   return *this;
}

References CopyFrom().

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operator[]() [1/2]

Vector & Matrix::operator[] ( unsigned  i )

inline

Definition at line 66 of file Matrix.h.

{ return mRowVec[i]; }

References mRowVec.

operator[]() [2/2]

Vector & Matrix::operator[] ( unsigned  i ) const

inline

Definition at line 67 of file Matrix.h.

{ return mRowVec[i]; }

References mRowVec.

Rows()

unsigned Matrix::Rows ( ) const

inline

Definition at line 68 of file Matrix.h.

{ return mRows; }

References mRows.

Referenced by InterpolateAudio(), InvertMatrix(), MatrixConcatenateCols(), MatrixMultiply(), operator*(), operator+(), ScalarMultiply(), and TransposeMatrix().

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SwapRows()

void Matrix::SwapRows	(	unsigned	i,
		unsigned	j
	)

Definition at line 122 of file Matrix.cpp.

{
   mRowVec[i].Swap(mRowVec[j]);
}

References mRowVec.

Referenced by InvertMatrix().

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Member Data Documentation

mCols

unsigned Matrix::mCols

private

Definition at line 77 of file Matrix.h.

Referenced by Cols(), CopyFrom(), and Matrix().

mRows

unsigned Matrix::mRows

private

Definition at line 76 of file Matrix.h.

Referenced by CopyFrom(), Matrix(), and Rows().

mRowVec

ArrayOf<Vector> Matrix::mRowVec

private

Definition at line 78 of file Matrix.h.

Referenced by CopyFrom(), Matrix(), operator[](), and SwapRows().

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

• Matrix.h
• Matrix.cpp