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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/statwav.c
parent2994949cca515f63fb82fa1d114ce07eb213220d (diff)
renamed files to match their class names
svn path=/trunk/externals/creb/; revision=5127
Diffstat (limited to 'modules/statwav.c')
-rw-r--r--modules/statwav.c153
1 files changed, 0 insertions, 153 deletions
diff --git a/modules/statwav.c b/modules/statwav.c
deleted file mode 100644
index 13d9c9f..0000000
--- a/modules/statwav.c
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * dynwav.c - static wavetable oscillator (scale + tabread)
- * data organization is in (real, imag) pairs
- * the first 2 components are (DC, NY)
- * 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>
-
-static t_class *statwav_tilde_class;
-
-typedef struct _statwav_tilde
-{
- t_object x_obj;
- int x_npoints;
- float *x_vec;
- t_symbol *x_arrayname;
- float x_f;
-} t_statwav_tilde;
-
-static void *statwav_tilde_new(t_symbol *s)
-{
- t_statwav_tilde *x = (t_statwav_tilde *)pd_new(statwav_tilde_class);
- x->x_arrayname = s;
- x->x_vec = 0;
- outlet_new(&x->x_obj, gensym("signal"));
- x->x_f = 0;
- return (x);
-}
-
-static t_int *statwav_tilde_perform(t_int *w)
-{
- t_statwav_tilde *x = (t_statwav_tilde *)(w[1]);
- t_float *in = (t_float *)(w[2]);
- t_float *out = (t_float *)(w[3]);
- int n = (int)(w[4]);
- float maxindex;
- int imaxindex;
- float *buf = x->x_vec, *fp;
- int i;
-
- maxindex = x->x_npoints;
- imaxindex = x->x_npoints;
-
- if (!buf) goto zero;
-
-
- for (i = 0; i < n; i++)
- {
- float phase = *in++;
- float modphase = phase - (int)phase;
- float findex;
- int index;
- int ia, ib, ic, id;
- float frac, a, b, c, d, cminusb;
- static int count;
-
- if (modphase < 0.0f) modphase += 1.0f;
- findex = modphase * maxindex;
- index = findex;
-
-
- frac = findex - index;
- ia = (imaxindex+index-1) % imaxindex;
- ib = index;
- ic = (index+1) % imaxindex;
- id = (index+2) % imaxindex;
-
- a = buf[ia];
- b = buf[ib];
- c = buf[ic];
- d = buf[id];
- /* if (!i && !(count++ & 1023))
- post("fp = %lx, shit = %lx, b = %f", fp, buf->b_shit, b); */
- cminusb = c-b;
-
- *out++ = b + frac * (
- cminusb - 0.5f * (frac-1.) * (
- (a - d + 3.0f * cminusb) * frac + (b - a - cminusb)
- )
- );
- }
-
- return (w+5);
- zero:
- while (n--) *out++ = 0;
-
- return (w+5);
-}
-
-static void statwav_tilde_set(t_statwav_tilde *x, t_symbol *s)
-{
- t_garray *a;
-
- x->x_arrayname = s;
- if (!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class)))
- {
- if (*s->s_name)
- error("statwav~: %s: no such array", x->x_arrayname->s_name);
- x->x_vec = 0;
- }
- else if (!garray_getfloatarray(a, &x->x_npoints, &x->x_vec))
- {
- error("%s: bad template for statwav~", x->x_arrayname->s_name);
- x->x_vec = 0;
- }
- else garray_usedindsp(a);
-}
-
-static void statwav_tilde_dsp(t_statwav_tilde *x, t_signal **sp)
-{
- statwav_tilde_set(x, x->x_arrayname);
-
- dsp_add(statwav_tilde_perform, 4, x,
- sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
-
-}
-
-static void statwav_tilde_free(t_statwav_tilde *x)
-{
-}
-
-void statwav_tilde_setup(void)
-{
- //post("statwav~ v0.1");
- statwav_tilde_class = class_new(gensym("statwav~"),
- (t_newmethod)statwav_tilde_new, (t_method)statwav_tilde_free,
- sizeof(t_statwav_tilde), 0, A_DEFSYM, 0);
- CLASS_MAINSIGNALIN(statwav_tilde_class, t_statwav_tilde, x_f);
- class_addmethod(statwav_tilde_class, (t_method)statwav_tilde_dsp,
- gensym("dsp"), 0);
- class_addmethod(statwav_tilde_class, (t_method)statwav_tilde_set,
- gensym("set"), A_SYMBOL, 0);
-}
-