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/rewrap.c | 155 ----------------------------------------------------------- 1 file changed, 155 deletions(-) delete mode 100644 src/rewrap.c (limited to 'src/rewrap.c') diff --git a/src/rewrap.c b/src/rewrap.c deleted file mode 100644 index e429dc0..0000000 --- a/src/rewrap.c +++ /dev/null @@ -1,155 +0,0 @@ -/* ------------------------- rewrap ------------------------------------------ */ -/* */ -/* rewraps 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 = "rewrap v0.1, written by Olaf Matthes "; - -typedef struct rewrap -{ - t_object x_ob; - t_float x_min; /* low border of input range */ - t_float x_max; /* high border of input range */ - t_outlet *x_outlet1; /* path-through outlet */ - t_outlet *x_outlet2; /* rewrap outlet */ -} t_rewrap; - -static void rewrap_float(t_rewrap *x, t_floatarg f) -{ - t_float min = x->x_min; - t_float max = x->x_max; - t_float range = 2.0f * (max - min); - t_int i; - - if(range == 0.0f) - { - f = min; - outlet_float(x->x_outlet2, 0); - } - else if(f < min) - { - float diff = min - f; - float n = ceil(diff / range); - - f += n * range; - - if(f >= max) - { - f = 2 * max - f; - n -= 0.5; - } - - outlet_float(x->x_outlet2, (t_int)(-2.0f * n)); - } - else if (f >= max) - { - float diff = f - max; - float n = floor(diff / range) + 1.0f; - - f -= n * range; - - if(f < min) - { - f = 2 * min - f; - n -= 0.5; - } - - outlet_float(x->x_outlet2, (t_int)(2.0f * n)); - } - else - outlet_float(x->x_outlet2, 0.0f); - - - outlet_float(x->x_outlet1, f); -} - -static void rewrap_a(t_rewrap *x, t_floatarg a) -{ - t_float max = x->x_max; - - if(a <= max) - x->x_min = a; - else - { - x->x_min = max; - x->x_max = a; - } -} - -static void rewrap_b(t_rewrap *x, t_floatarg b) -{ - t_float min = x->x_min; - - if(b >= min) - x->x_max = b; - else - { - x->x_max = min; - x->x_min = b; - } -} - -static t_class *rewrap_class; - -static void *rewrap_new(t_floatarg fmin, t_floatarg fmax) -{ - t_rewrap *x = (t_rewrap *)pd_new(rewrap_class); - - inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("a")); - inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("b")); - - x->x_outlet1 = outlet_new(&x->x_ob, gensym("float")); - x->x_outlet2 = outlet_new(&x->x_ob, gensym("float")); - - x->x_min = fmin; - rewrap_b(x, fmax); - - return (void *)x; -} - -#ifndef MAXLIB -void rewrap_setup(void) -{ - rewrap_class = class_new(gensym("rewrap"), (t_newmethod)rewrap_new, - 0, sizeof(t_rewrap), 0, A_DEFFLOAT, A_DEFFLOAT, 0); - class_addfloat(rewrap_class, rewrap_float); - class_addmethod(rewrap_class, (t_method)rewrap_a, gensym("a"), A_FLOAT, 0); - class_addmethod(rewrap_class, (t_method)rewrap_b, gensym("b"), A_FLOAT, 0); - - post(version); -} -#else -void maxlib_rewrap_setup(void) -{ - rewrap_class = class_new(gensym("maxlib_rewrap"), (t_newmethod)rewrap_new, - 0, sizeof(t_rewrap), 0, A_DEFFLOAT, A_DEFFLOAT, 0); - class_addcreator((t_newmethod)rewrap_new, gensym("rewrap"), A_DEFFLOAT, A_DEFFLOAT, 0); - class_addfloat(rewrap_class, rewrap_float); - class_addmethod(rewrap_class, (t_method)rewrap_a, gensym("a"), A_FLOAT, 0); - class_addmethod(rewrap_class, (t_method)rewrap_b, gensym("b"), A_FLOAT, 0); - class_sethelpsymbol(rewrap_class, gensym("maxlib/rewrap-help.pd")); -} -#endif -- cgit v1.2.1