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/* ------------------------------------------------------------------------
* $Id: matrix.h,v 1.1 2000/04/05 10:06:36 simonmar Exp $
*
* Copyright (C) 1995-2000 University of Oxford
*
* Permission to use, copy, modify, and distribute this software,
* and to incorporate it, in whole or in part, into other software,
* is hereby granted without fee, provided that
* (1) the above copyright notice and this permission notice appear in
* all copies of the source code, and the above copyright notice
* appear in clearly visible form on all supporting documentation
* and distribution media;
* (2) modified versions of this software be accompanied by a complete
* change history describing author, date, and modifications made;
* and
* (3) any redistribution of the software, in original or modified
* form, be without fee and subject to these same conditions.
* --------------------------------------------------------------------- */
#ifndef _MATRIX_H_
#define _MATRIX_H_
typedef struct _Matrix_element {
int x,y;
void *data;
struct _Matrix_element *next;
} Matrix_element;
typedef struct {
int elsize;
void *zero;
int rows,cols;
Matrix_element *mat;
} Matrix;
extern Matrix newMat(int,int,int,void*);
extern void *_Mat(Matrix*,int,int,int,char*);
extern int Mat_dense(Matrix,int,int);
extern void freeMat(Matrix *);
#define Mat(t,m,i,j) (*((t*) _Mat(&(m),i,j,__LINE__,__FILE__)))
#endif
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