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/*
* iemmatrix
*
* objects for manipulating simple matrices
* mostly refering to matlab/octave matrix functions
*
* Copyright (c) IOhannes m zmölnig, forum::für::umläute
* IEM, Graz, Austria
*
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
*
*/
#include "iemmatrix.h"
/* -------------------------------------------------------------- */
/* matrix math */
void mtx_bin_matrix2(t_mtx_binmtx *x, t_symbol *s, int argc, t_atom *argv)
{
int row = atom_getfloat(argv);
int col = atom_getfloat(argv+1);
if (argc<2){post("mtx_bin2: crippled matrix"); return;}
if ((col<1)||(row<1)) {post("mtx_bin2: invalid dimensions %dx%d", row,col); return;}
if (col*row+2>argc){ post("mtx_bin2: sparse matrix not yet supported : use \"mtx_check\""); return;}
if (row*col!=x->m2.row*x->m2.col) {
freebytes(x->m2.atombuffer, (x->m2.row*x->m2.col+2)*sizeof(t_atom));
x->m2.atombuffer=copybytes(argv,(row*col+2)*sizeof(t_atom));
}else memcpy(x->m2.atombuffer, argv, (row*col+2)*sizeof(t_atom));
setdimen(&x->m2, row, col);
}
void mtx_binmtx_bang(t_mtx_binmtx *x)
{
if((&x->m)&&(x->m.atombuffer))
outlet_anything(x->x_obj.ob_outlet, gensym("matrix"), x->m.col*x->m.row+2, x->m.atombuffer);
}
void mtx_binmtx_free(t_mtx_binmtx *x)
{
matrix_free(&x->m);
matrix_free(&x->m2);
}
void mtx_binscalar_bang(t_mtx_binscalar *x)
{
if((&x->m)&&(x->m.atombuffer))
outlet_anything(x->x_obj.ob_outlet, gensym("matrix"), x->m.col*x->m.row+2, x->m.atombuffer);
}
void mtx_binscalar_free(t_mtx_binscalar *x)
{
matrix_free(&x->m);
}
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