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/* ************************************* */
/* iemmatrix */
/* ************************************* */
/* objects for simple matrix operations */
/* ************************************* */
/*
* IEMMATRIX is a runtime-library
* for miller s. puckette's realtime-computermusic-software "pure data"
* therefore you NEED "pure data" to make any use of the IEMMATRIX external
* (except if you want to use the code for other things)
*
* you can get "pure data" at
* http://pd.iem.at
* ftp://iem.at/pd
*/
/*
* Copyright (c) Thomas Musil; IEM KUG, Graz, Austria; 2001-2005
* Copyright (c) IOhannes m zmölnig (forum::für::umläute), IEM KUG, Graz, Austria; 2001-2005
*
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
*
*
* "pure data" has it's own license, that comes shipped with "pure data".
*
* there are ABSOLUTELY NO WARRANTIES for anything
*/
#ifndef INCLUDE_IEMMATRIX_H__
#define INCLUDE_IEMMATRIX_H__
#ifdef __WIN32__
/* MinGW automaticaly defines __WIN32__
* other windos compilers might have to define it by hand
*/
/* m_pd.h expexts MSW rather than __WIN32__ */
# ifndef MSW
# define MSW
# endif
# ifndef NT
# define NT
# endif
# pragma warning( disable : 4244 )
# pragma warning( disable : 4305 )
#endif /* __WIN32__ */
#include "m_pd.h"
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif /* HAVE_CONFIG_H */
#ifdef PACKAGE_VERSION
# define VERSION PACKAGE_VERSION
#else
# define VERSION "(unknown)"
#endif
#include <math.h>
#include <stdio.h>
#include <string.h>
#include <memory.h>
#ifdef __WIN32__
# define fabsf fabs
# define sqrtf sqrt
# define powf pow
# define atanf atan
#endif
#ifdef __APPLE__
# include <AvailabilityMacros.h>
# if defined (MAC_OS_X_VERSION_10_3) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_3
# else
/* float intrinsics not in math.h, so we define them here */
# define sqrtf(v) (float)sqrt((double)(v))
# define cosf(v) (float)cos((double)(v))
# define sinf(v) (float)sin((double)(v))
# define tanf(v) (float)tan((double)(v))
# define logf(v) (float)log((double)(v))
# define expf(v) (float)exp((double)(v))
# define atan2f(v,p) (float)atan2((double)(v), (double)(p))
# define powf(v,p) (float)pow((double)(v), (double)(p))
# endif
#endif
typedef double t_matrixfloat;
/* the main class...*/
typedef struct _matrix
{
t_object x_obj;
int row;
int col;
t_atom *atombuffer;
int current_row, current_col; /* this makes things easy for the mtx_row & mtx_col...*/
t_float f;
t_canvas *x_canvas; /* needed for file-reading */
t_outlet *x_outlet; /* just in case somebody wants an outlet */
} t_matrix;
typedef struct _mtx_binscalar
{
t_object x_obj;
t_matrix m; /* the output matrix */
t_float f; /* the second input */
} t_mtx_binscalar;
typedef struct _mtx_binmtx
{
t_object x_obj;
t_matrix m; /* the output matrix */
t_matrix m2; /* the second input */
} t_mtx_binmtx;
/*
G.Holzmann: the following is now implemented
in iemmatrix_utility.c
*/
void matrix_free(t_matrix*x);
/* utility function */
void setdimen(t_matrix *x, int row, int col);
void adjustsize(t_matrix *x, int desiredRow, int desiredCol);
void debugmtx(int argc, t_float *buf, int id);
t_matrixfloat *matrix2float(t_atom *ap);
void float2matrix(t_atom *ap, t_matrixfloat *buffer);
/* basic I/O functions */
void matrix_bang(t_matrix *x); /* output the matrix stored in atombuffer */
void matrix_matrix2(t_matrix *x, t_symbol *s, int argc, t_atom *argv); /* store the matrix in atombuffer */
/* set data */
void matrix_set(t_matrix *x, t_float f); /* set the entire matrix to "f" */
void matrix_zeros(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_ones(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_eye(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_egg(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_diag(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_diegg(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
/* get/set data */
void matrix_row(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_col(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
void matrix_element(t_matrix *x, t_symbol *s, int argc, t_atom *argv);
/*
in iemmatrix_binops.c
*/
void mtx_bin_matrix2(t_mtx_binmtx *x, t_symbol *s, int argc, t_atom *argv);
void mtx_binmtx_bang(t_mtx_binmtx *x);
void mtx_binmtx_free(t_mtx_binmtx *x);
void mtx_binscalar_bang(t_mtx_binscalar *x);
void mtx_binscalar_free(t_mtx_binscalar *x);
/* some math */
/* invert a square matrix (row=col=rowcol) */
/* if "error" is non-NULL, it's content will be set to 0 if the matrix was invertable, else to non-0 */
t_matrixfloat*mtx_doInvert(t_matrixfloat*input, int rowcol, int*error);
/* transpose a matrix */
t_matrixfloat*mtx_doTranspose(t_matrixfloat*output, int row, int col);
/* multiply matrix A=[rowA*colA] with matrix B=[rowB*colB]; C=A*B; colA=rowB=colArowB */
t_matrixfloat*mtx_doMultiply(int rowA, t_matrixfloat*A, int colArowB, t_matrixfloat*B, int colB);
#endif
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