From 80929a20e07d36abe421ea4cc3bdad760ccb89fa Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Mon, 3 Mar 2003 19:54:59 +0000 Subject: added changed from Olaf's version 1.2 svn path=/trunk/externals/maxlib/; revision=450 --- src/split.c | 91 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 src/split.c (limited to 'src/split.c') diff --git a/src/split.c b/src/split.c new file mode 100644 index 0000000..11a910d --- /dev/null +++ b/src/split.c @@ -0,0 +1,91 @@ +/* ------------------------- split ------------------------------------------ */ +/* */ +/* splits 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 = "split v0.1, written by Olaf Matthes "; + +typedef struct split +{ + t_object x_ob; + t_float x_min; /* low border of input range */ + t_float x_max; /* high border of input range */ + t_int x_revert; /* range is inverted */ + t_outlet *x_outlet1; /* path-through outlet */ + t_outlet *x_outlet2; /* split outlet */ +} t_split; + +static void split_float(t_split *x, t_floatarg f) +{ + if(x->x_max >= x->x_min) + { + if(f <= x->x_max && f >= x->x_min) + outlet_float(x->x_outlet1, f); + else + outlet_float(x->x_outlet2, f); + } + else + { + if(f >= x->x_max && f <= x->x_min) + outlet_float(x->x_outlet1, f); + else + outlet_float(x->x_outlet2, f); + } +} + +static t_class *split_class; + +static void *split_new(t_floatarg fmin, t_floatarg fmax) +{ + t_split *x = (t_split *)pd_new(split_class); + + floatinlet_new(&x->x_ob, &x->x_min); + floatinlet_new(&x->x_ob, &x->x_max); + + x->x_outlet1 = outlet_new(&x->x_ob, gensym("float")); + x->x_outlet2 = outlet_new(&x->x_ob, gensym("float")); + + x->x_min = fmin; + x->x_max = fmax; + +#ifndef MAXLIB + post(version); +#endif + return (void *)x; +} + +void split_setup(void) +{ + split_class = class_new(gensym("split"), (t_newmethod)split_new, + 0, sizeof(t_split), 0, A_DEFFLOAT, A_DEFFLOAT, 0); + class_addfloat(split_class, split_float); +#ifndef MAXLIB + class_sethelpsymbol(split_class, gensym("help-split.pd")); +#else + class_sethelpsymbol(split_class, gensym("maxlib/help-split.pd")); +#endif +} + -- cgit v1.2.1