From d962ed33f6b5fe3040cfbd798f63ab9aa36d1f9e Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Thu, 25 May 2006 16:40:19 +0000 Subject: renamed files to match their class names svn path=/trunk/externals/creb/; revision=5127 --- modules/ear.c | 144 ---------------------------------------------------------- 1 file changed, 144 deletions(-) delete mode 100644 modules/ear.c (limited to 'modules/ear.c') diff --git a/modules/ear.c b/modules/ear.c deleted file mode 100644 index ac70ab1..0000000 --- a/modules/ear.c +++ /dev/null @@ -1,144 +0,0 @@ -/* - * ear.c - exponential attack release envelope - * 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 -#include -#include "extlib_util.h" - -typedef struct earctl -{ - t_float c_attack; - t_float c_release; - t_float c_state; - t_float c_target; -} t_earctl; - -typedef struct ear -{ - t_object x_obj; - t_float x_sr; - t_earctl x_ctl; -} t_ear; - -void ear_attack(t_ear *x, t_floatarg f) -{ - x->x_ctl.c_attack = milliseconds_2_one_minus_realpole(f); -} - -void ear_release(t_ear *x, t_floatarg f) -{ - x->x_ctl.c_release = milliseconds_2_one_minus_realpole(f); -} - -void ear_start(t_ear *x) -{ - x->x_ctl.c_target = 1; - x->x_ctl.c_state = 0.0f; - -} - -void ear_stop(t_ear *x) -{ - x->x_ctl.c_target = 0; - -} - -void ear_float(t_ear *x, t_floatarg f) -{ - if (f == 0.0f) ear_stop(x); - else ear_start(x); -} - -static t_int *ear_perform(t_int *w) -{ - t_float *out = (float *)(w[3]); - t_earctl *ctl = (t_earctl *)(w[1]); - t_float attack = ctl->c_attack; - t_float release = ctl->c_release; - t_float state = ctl->c_state; - t_float target = ctl->c_target; - t_int n = (t_int)(w[2]); - - t_int i; - - if (target) /* attack phase */ - for (i = 0; i < n; i++) - { - *out++ = state; - state += attack*(1 - state); - } - else /* release phase */ - for (i = 0; i < n; i++) - { - *out++ = state; - state -= release*state; - } - - ctl->c_state = IS_DENORMAL(state) ? 0 : state; - return (w+4); -} - -static void ear_dsp(t_ear *x, t_signal **sp) -{ - x->x_sr = sp[0]->s_sr; - dsp_add(ear_perform, 3, &x->x_ctl, sp[0]->s_n, sp[0]->s_vec); - -} -void ear_free(void) -{ - -} - - -t_class *ear_class; /* attack - release */ - -void *ear_new(t_floatarg attack, t_floatarg release) -{ - t_ear *x = (t_ear *)pd_new(ear_class); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("attack")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("release")); - outlet_new(&x->x_obj, gensym("signal")); - - ear_attack(x,attack); - ear_release(x,release); - x->x_ctl.c_state = 0; - x->x_ctl.c_target = 0; - - return (void *)x; -} - - -void ear_tilde_setup(void) -{ - //post("ear~ v0.1"); - ear_class = class_new(gensym("ear~"), (t_newmethod)ear_new, - (t_method)ear_free, sizeof(t_ear), 0, A_DEFFLOAT, A_DEFFLOAT, 0); - class_addmethod(ear_class, (t_method)ear_float, gensym("float"), A_FLOAT, 0); - class_addmethod(ear_class, (t_method)ear_start, gensym("start"), 0); - class_addmethod(ear_class, (t_method)ear_start, gensym("bang"), 0); - class_addmethod(ear_class, (t_method)ear_stop, gensym("stop"), 0); - class_addmethod(ear_class, (t_method)ear_dsp, gensym("dsp"), 0); - class_addmethod(ear_class, - (t_method)ear_attack, gensym("attack"), A_FLOAT, 0); - class_addmethod(ear_class, - (t_method)ear_release, gensym("release"), A_FLOAT, 0); - - -} - -- cgit v1.2.1