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csuCommonMatrix.h

Go to the documentation of this file.

#ifndef MATRIX_INCLUDED
#define MATRIX_INCLUDED

#include "csuCommon.h"

namespace csu{
typedef struct {
    int row_dim;  
    int col_dim;  
    FTYPE *data;    
    FTYPE **cols;
}
matrix;

typedef matrix* Matrix;

Matrix makeMatrix(int row_dim, int col_dim);        
void freeMatrix(Matrix A);                        
Matrix makeZeroMatrix(int row_dim, int col_dim);       
Matrix makeIdentityMatrix(int dim);           
/* #define MATRIX_RANGE_CHECK */
#ifdef MATRIX_RANGE_CHECK
#define  ME( mat , i , j )  ( ( rangeCheck(mat,i,j,__FILE__,__FUNCTION__,__LINE__,#mat))->cols[j][i] )
#else
#define  ME( mat , i , j )  ( (mat)->cols[j][i] )
#endif

Matrix rangeCheck(Matrix mat, int i, int j, const char* file_name, const char* func_name, int line_num, const char* mat_name);

Matrix multiplyMatrix (const Matrix A, const Matrix B);
Matrix transposeMultiplyMatrixL (const Matrix A, const Matrix B);
Matrix transposeMultiplyMatrixR (const Matrix A, const Matrix B);

Matrix subtractMatrix (const Matrix A, const Matrix B);
Matrix addMatrix (const Matrix A, const Matrix B);
void addMatrixEquals ( Matrix A, const Matrix B);

Matrix transposeMatrix(const Matrix A);

Matrix invertRREF(Matrix);

Matrix matrixCols(const Matrix mat, int col1, int col2);

Matrix duplicateMatrix(const Matrix mat);

typedef enum {
  octaveFormat = 0x00,
  matlabFormat = 0x01,
  appendToFile = 0x02,

  formatMask   = 0x01
} MatrixSaveMode;

extern int asciiFormat;  
#define  SAVE_MATRIX( mat )  saveMatrixAscii(NULL, #mat, mat, asciiFormat) 
/* saves a matrix to an octive file */
void saveMatrixAscii(const char *fname, const char* label, const Matrix m, MatrixSaveMode format);

Matrix makeRandomMatrix (int row_dim, int col_dim);

FTYPE matrixSumOfSquares (Matrix mat);

void printMatrix(const char* label, Matrix m);
}
#endif

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