aboutsummaryrefslogtreecommitdiff
path: root/modules/matrix.c
diff options
context:
space:
mode:
authorHans-Christoph Steiner <eighthave@users.sourceforge.net>2006-05-25 16:40:19 +0000
committerHans-Christoph Steiner <eighthave@users.sourceforge.net>2006-05-25 16:40:19 +0000
commitd962ed33f6b5fe3040cfbd798f63ab9aa36d1f9e (patch)
treef700234efa8d57c28ce9be56e0db5f6526921fbe /modules/matrix.c
parent2994949cca515f63fb82fa1d114ce07eb213220d (diff)
renamed files to match their class names
svn path=/trunk/externals/creb/; revision=5127
Diffstat (limited to 'modules/matrix.c')
-rw-r--r--modules/matrix.c154
1 files changed, 0 insertions, 154 deletions
diff --git a/modules/matrix.c b/modules/matrix.c
deleted file mode 100644
index b59d4d6..0000000
--- a/modules/matrix.c
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * matrix.c - applies a matrix transform to a signal block
- * intended for spectral processing, dynwav
- *
- * Copyright (c) 2000-2003 by Tom Schouten
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include "m_pd.h"
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#define MAXORDER 1024
-
-typedef struct matrixctl
-{
- t_float *c_A; /* matrix */
- t_float *c_x; /* vector */
- t_int c_order;
-
-} t_matrixctl;
-
-typedef struct matrix
-{
- t_object x_obj;
- t_float x_f;
- t_matrixctl x_ctl;
-} t_matrix;
-
-static void matrix_load(t_matrix *x, t_symbol *s)
-{
- FILE *matrix;
-
- if(s && s->s_name)
- {
- post("matrix: loading %s",s->s_name);
- if(matrix = fopen(s->s_name, "r"))
- {
- int n = x->x_ctl.c_order;
- fread(x->x_ctl.c_A, sizeof(float), n*n, matrix);
- }
- else post("matrix: error, cant open file.");
- }
-}
-
-
-static t_int *matrix_perform(t_int *w)
-{
-
-
- t_float *in = (float *)(w[3]);
- t_float *out = (float *)(w[4]);
- t_matrixctl *ctl = (t_matrixctl *)(w[1]);
- t_int n = (t_int)(w[2]);
-
- t_int i,j;
- t_float *A = ctl->c_A;
- t_float *x = ctl->c_x;
-
- if (in == out) /* store input if ness. */
- {
- memcpy(x, in, sizeof(t_float)*n);
- in = x;
- }
- bzero(out, sizeof(t_float)*n); /* init output */
-
- for (j=0; j<n; j++)
- for (i=0; i<n; i++)
- out[i] += A[i+j*n] * in[j];
-
- return (w+5);
-}
-
-static void matrix_dsp(t_matrix *x, t_signal **sp)
-{
- int n = sp[0]->s_n;
- int k,i;
-
- if (x->x_ctl.c_order != n)
- {
- if (x->x_ctl.c_A) free (x->x_ctl.c_A);
-
- x->x_ctl.c_A = (t_float *)calloc(n*n,sizeof(t_float));
- x->x_ctl.c_x = (t_float *)calloc(n,sizeof(t_float));
- x->x_ctl.c_order = n;
- }
-
- for (i=0;i<n;i++) x->x_ctl.c_A[i] = 1;
-
- dsp_add(matrix_perform, 4, &x->x_ctl, sp[0]->s_n, sp[0]->s_vec, sp[1]->s_vec);
-
-
-}
-static void matrix_free(t_matrix *x)
-{
-
- if (x->x_ctl.c_A) free (x->x_ctl.c_A);
- if (x->x_ctl.c_x) free (x->x_ctl.c_x);
-
-}
-
-t_class *matrix_class;
-
-static void *matrix_new(t_floatarg order)
-{
- t_matrix *x = (t_matrix *)pd_new(matrix_class);
- int iorder = (int)order;
- int i, n=64, k;
-
-
- /* out 1 */
- outlet_new(&x->x_obj, gensym("signal"));
-
-
-
- /* init data */
-
- x->x_ctl.c_A = (t_float *)calloc(n*n,sizeof(t_float));
- x->x_ctl.c_x = (t_float *)calloc(n,sizeof(t_float));
-
-
- for (i=0;i<n;i++) x->x_ctl.c_A[i] = 1;
- x->x_ctl.c_order = n;
-
- return (void *)x;
-}
-
-void bmatrix_tilde_setup(void)
-{
- //post("matrix~ v0.1");
- matrix_class = class_new(gensym("bmatrix~"), (t_newmethod)matrix_new,
- (t_method)matrix_free, sizeof(t_matrix), 0, A_DEFFLOAT, 0);
- CLASS_MAINSIGNALIN(matrix_class, t_matrix, x_f);
- class_addmethod(matrix_class, (t_method)matrix_dsp, gensym("dsp"), 0);
- class_addmethod(matrix_class, (t_method)matrix_load, gensym("load"), A_SYMBOL,0);
-
-
-}
-