mqfloat_matrix.h

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#ifndef _MQFLOAT_MATRIX_H_
#define _MQFLOAT_MATRIX_H_

/* Copyright (c) Kyriacos Leptos and the President and Fellows of Harvard University
   Release Date: 2004-11-01
   Part of the MapQuant suite library "mqbasic.lib" 
*/

float** MQFloatMatrix_create(int nrows, int ncols);
void    MQFloatMatrix_init(float** m, long dim1, long dim2);
void    MQFloatMatrix_destroy(float** matrix);

void    MQFloatMatrix_fprintf(FILE* fp, float** m, long nr1, long nr2, 
                                              long nc1, long nc2, 
                                              int sigfigs, int decimals);

void    MQFloatMatrix_fprintfTriangular(FILE* fp, float** m, long nr1, long nr2, 
                                             long nc1, long nc2, 
                                             int sigfigs, int decimals);

void    MQFloatMatrix_findMaxMin(float** matrix, int nRows, int nColumns, float* max, float* min);
float** MQFloatMatrix_loadFromFile(char* filename, int size);

float*  MQFloatMatrix_convertToFloatArray(float** matrix, int lri, int hri, int lci, int hci, int* array_size);
float*  MQFloatMatrix_convertToFloatArrayMin(float** matrix, int lri, int hri, int lci, int hci, float minimum_value, int* array_size);
float*  MQFloatMatrix_convertToFloatArrayExcluding(float** matrix, int lri, int hri, 
                                                                int lci, int hci, 
                                                                float excluding_value,
                                                                int* array_size);

int     MQFloatMatrix_fpack(FILE* fp, float** matrix, int r1, int r2, int c1, int c2);

#endif

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