From 8b0873392ad0db55fdb9d0cdfc670366bc96a9c9 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Mon, 26 Apr 2010 03:10:47 +0000 Subject: converted maxlib to use libdir template, in preparations for debianizing it svn path=/trunk/externals/maxlib/; revision=13476 --- src/limit.c | 125 ------------------------------------------------------------ 1 file changed, 125 deletions(-) delete mode 100644 src/limit.c (limited to 'src/limit.c') diff --git a/src/limit.c b/src/limit.c deleted file mode 100644 index cf3d97a..0000000 --- a/src/limit.c +++ /dev/null @@ -1,125 +0,0 @@ -/* ------------------------- limit ------------------------------------------ */ -/* */ -/* limits input to lie within an output range. */ -/* Written by Olaf Matthes */ -/* Get source at http://www.akustische-kunst.org/puredata/maxlib/ */ -/* */ -/* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* */ -/* Based on PureData by Miller Puckette and others. */ -/* */ -/* ---------------------------------------------------------------------------- */ - -#include "m_pd.h" -#include -#include - -static char *version = "limit v0.1, written by Olaf Matthes "; - -typedef struct limit -{ - t_object x_ob; - t_float x_ol; /* low border of output range */ - t_float x_oh; /* high border of output range */ - t_float x_ratio; /* 'compression ratio' */ - t_outlet *x_outlet1; /* result */ - t_float x_f; -} t_limit; - -static void limit_float(t_limit *x, t_floatarg f) -{ - if(x->x_oh < x->x_ol) /* swap values */ - { - int i = x->x_oh; - x->x_oh = x->x_ol; - x->x_ol = i; - } - if(x->x_ratio == 0) /* 'clip' mode */ - { - if(f > x->x_oh)f = x->x_oh; - else if(f < x->x_ol)f = x->x_ol; - } - else /* 'compress' mode */ - { - int diff; - if(f > x->x_oh) - { - diff = f - x->x_oh; - f = x->x_oh + (diff / x->x_ratio); - } - else if(f < x->x_ol) - { - diff = x->x_ol - f; - f = x->x_ol - (diff / x->x_ratio); - } - } - outlet_float(x->x_outlet1, f); - x->x_f = f; -} - -static void limit_bang(t_limit *x) -{ - limit_float(x, x->x_f); /* recalculate result */ -} - -static t_class *limit_class; - -static void *limit_new(t_floatarg fol, t_floatarg foh, t_floatarg fr) -{ - t_limit *x = (t_limit *)pd_new(limit_class); - - floatinlet_new(&x->x_ob, &x->x_ol); - floatinlet_new(&x->x_ob, &x->x_oh); - floatinlet_new(&x->x_ob, &x->x_ratio); - - x->x_outlet1 = outlet_new(&x->x_ob, gensym("float")); - - /* default values taken from Max's limit */ - x->x_ol = fol; - x->x_oh = foh; - if(x->x_oh < x->x_ol) /* swap values */ - { - int i = x->x_oh; - x->x_oh = x->x_ol; - x->x_ol = i; - } - x->x_ratio = fr; - x->x_f = 0; - - return (void *)x; -} - -#ifndef MAXLIB -void limit_setup(void) -{ - limit_class = class_new(gensym("limit"), (t_newmethod)limit_new, - 0, sizeof(t_limit), 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0); -#else -void maxlib_limit_setup(void) -{ - limit_class = class_new(gensym("maxlib_limit"), (t_newmethod)limit_new, - 0, sizeof(t_limit), 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0); - class_addcreator((t_newmethod)limit_new, gensym("limit"), A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0); -#endif - class_addfloat(limit_class, limit_float); - class_addbang(limit_class, limit_bang); -#ifndef MAXLIB - - post(version); -#else - class_sethelpsymbol(limit_class, gensym("maxlib/limit-help.pd")); -#endif -} - -- cgit v1.2.1