From 71b83fc040b848c98c5065d95ecbc72b0b4f8943 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Thu, 17 Jan 2013 22:54:00 +0000 Subject: merging maxlib v1.5.5 from branches/pd-extended/0.43 svn path=/trunk/externals/maxlib/; revision=16897 --- triang.c | 160 +++++++++++++++++++++++++++++++-------------------------------- 1 file changed, 80 insertions(+), 80 deletions(-) (limited to 'triang.c') diff --git a/triang.c b/triang.c index 42e0766..77ec5e9 100644 --- a/triang.c +++ b/triang.c @@ -1,80 +1,80 @@ -/* ---------------------------- rand_triang ----------------------------------- */ -/* */ -/* rand_triang generates a triangularly distributed random variable. */ -/* Written by Olaf Matthes (olaf.matthes@gmx.de) */ -/* Based on code found in Dodge/Jerse "Computer Music" */ -/* 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 -#include - -#define fran() (t_float)rand()/(t_float)RAND_MAX - -static char *version = "triang v0.1, generates triangularly distributed random variable\n" - " written by Olaf Matthes "; - -/* -------------------------- rand_triang ------------------------------ */ - -static t_class *rand_triang_class; - -typedef struct _rand_triang -{ - t_object x_obj; -} t_rand_triang; - -static void *rand_triang_new(t_floatarg f) -{ - t_rand_triang *x = (t_rand_triang *)pd_new(rand_triang_class); - srand( (unsigned)time( NULL ) ); - outlet_new(&x->x_obj, &s_float); - return (x); -} - -static void rand_triang_bang(t_rand_triang *x) -{ - t_float u1, u2; - u1 = fran(); - u2 = fran(); - outlet_float(x->x_obj.ob_outlet, 0.5*(u1+u2)); -} - -#ifndef MAXLIB -void triang_setup(void) -{ - rand_triang_class = class_new(gensym("triang"), (t_newmethod)rand_triang_new, 0, - sizeof(t_rand_triang), 0, A_DEFFLOAT, 0); -#else -void maxlib_triang_setup(void) -{ - rand_triang_class = class_new(gensym("maxlib_triang"), (t_newmethod)rand_triang_new, 0, - sizeof(t_rand_triang), 0, A_DEFFLOAT, 0); - class_addcreator((t_newmethod)rand_triang_new, gensym("triang"), A_DEFFLOAT, 0); -#endif - class_addbang(rand_triang_class, rand_triang_bang); -#ifndef MAXLIB - class_sethelpsymbol(rand_triang_class, gensym("triang-help.pd")); - post(version); -#else - class_sethelpsymbol(rand_triang_class, gensym("maxlib/triang-help.pd")); -#endif -} +/* ---------------------------- rand_triang ----------------------------------- */ +/* */ +/* rand_triang generates a triangularly distributed random variable. */ +/* Written by Olaf Matthes (olaf.matthes@gmx.de) */ +/* Based on code found in Dodge/Jerse "Computer Music" */ +/* 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 +#include + +#define fran() (t_float)rand()/(t_float)RAND_MAX + +static char *version = "triang v0.1, generates triangularly distributed random variable\n" + " written by Olaf Matthes "; + +/* -------------------------- rand_triang ------------------------------ */ + +static t_class *rand_triang_class; + +typedef struct _rand_triang +{ + t_object x_obj; +} t_rand_triang; + +static void *rand_triang_new(t_floatarg f) +{ + t_rand_triang *x = (t_rand_triang *)pd_new(rand_triang_class); + srand( (unsigned)time( NULL ) ); + outlet_new(&x->x_obj, &s_float); + return (x); +} + +static void rand_triang_bang(t_rand_triang *x) +{ + t_float u1, u2; + u1 = fran(); + u2 = fran(); + outlet_float(x->x_obj.ob_outlet, 0.5*(u1+u2)); +} + +#ifndef MAXLIB +void triang_setup(void) +{ + rand_triang_class = class_new(gensym("triang"), (t_newmethod)rand_triang_new, 0, + sizeof(t_rand_triang), 0, A_DEFFLOAT, 0); +#else +void maxlib_triang_setup(void) +{ + rand_triang_class = class_new(gensym("maxlib_triang"), (t_newmethod)rand_triang_new, 0, + sizeof(t_rand_triang), 0, A_DEFFLOAT, 0); + class_addcreator((t_newmethod)rand_triang_new, gensym("triang"), A_DEFFLOAT, 0); +#endif + class_addbang(rand_triang_class, rand_triang_bang); +#ifndef MAXLIB + class_sethelpsymbol(rand_triang_class, gensym("triang-help.pd")); + logpost(NULL, 4, version); +#else + class_sethelpsymbol(rand_triang_class, gensym("maxlib/triang-help.pd")); +#endif +} -- cgit v1.2.1