diff options
Diffstat (limited to 'tilt.c')
-rw-r--r-- | tilt.c | 378 |
1 files changed, 189 insertions, 189 deletions
@@ -1,189 +1,189 @@ -/* ------------------------- tilt --------------------------------------------- */
-/* */
-/* Monitor input for changes. */
-/* Written by Olaf Matthes (olaf.matthes@gmx.de) */
-/* Inspired by code written by Trond Lossius. */
-/* 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 <stdio.h>
-#include <stdlib.h>
-
-#define MAXSIZE 32
-
-static char *version = "tilt v0.1, written by Olaf Matthes <olaf.matthes@gmx.de>";
-
-typedef struct tilt
-{
- t_object x_ob;
- t_outlet *x_out; /* result */
- t_clock *x_clock;
-
- t_float x_tilt; /* the result */
- t_float x_start_tilt;
- t_float x_t;
- t_float x_sa;
- t_float x_sb;
- t_float x_offset;
- t_float x_time;
- t_float x_wait;
- t_float x_hi_limit;
- t_float x_low_limit;
- t_float x_trip_point;
-} t_tilt;
-
-static void tilt_tick(t_tilt *x)
-{
- x->x_sb = x->x_t - x->x_offset;
- if((x->x_sb - x->x_sa) > x->x_hi_limit)
- {
- x->x_sa = x->x_sb;
- clock_delay(x->x_clock, x->x_wait);
- return;
- }
- else
- {
- if((x->x_sb - x->x_sa) > x->x_trip_point)
- {
- outlet_bang(x->x_out);
- clock_delay(x->x_clock, x->x_wait);
- return;
- }
- if((x->x_sb - x->x_sa) < x->x_low_limit)
- {
- x->x_time++;
- if(x->x_time > 15)
- {
- x->x_start_tilt = x->x_sa;
- x->x_time = 0;
- }
- }
- if((x->x_sb - x->x_start_tilt) > x->x_tilt)
- {
- outlet_bang(x->x_out);
- clock_delay(x->x_clock, x->x_wait);
- }
- else
- {
- x->x_sa = x->x_sb;
- clock_delay(x->x_clock, x->x_wait);
- return;
- }
- }
-}
-
-static void tilt_float(t_tilt *x, t_floatarg f)
-{
- x->x_t = f;
-}
-
-static void tilt_intv(t_tilt *x, t_floatarg f)
-{
- x->x_wait = f;
-}
-
-static void tilt_tilt(t_tilt *x, t_floatarg f)
-{
- x->x_tilt = f;
- post("tilt: set tilt to %g", x->x_tilt);
-}
-
-static void tilt_hi_limit(t_tilt *x, t_floatarg f)
-{
- x->x_hi_limit = f;
- post("tilt: set high limit to %g", x->x_hi_limit);
-}
-
-static void tilt_low_limit(t_tilt *x, t_floatarg f)
-{
- x->x_low_limit = f;
- post("tilt: set low limit to %g", x->x_low_limit);
-}
-
-static void tilt_trip_point(t_tilt *x, t_floatarg f)
-{
- x->x_trip_point = f;
- post("tilt: set trip point to %g", x->x_trip_point);
-}
-
-static void tilt_free(t_tilt *x)
-{
- clock_free(x->x_clock);
-}
-
-static t_class *tilt_class;
-
-static void *tilt_new(t_floatarg f, t_floatarg f2)
-{
- int i;
-
- t_tilt *x = (t_tilt *)pd_new(tilt_class);
- inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("intv"));
- x->x_out = outlet_new(&x->x_ob, gensym("float"));
- x->x_clock = clock_new(x, (t_method)tilt_tick);
-
- x->x_t = f; /* set initial value */
- if(f2 > 4)
- x->x_wait = f2;
- else
- x->x_wait = 4000;
- x->x_offset = 0;
- x->x_sa = 0;
- x->x_sb = 0;
- x->x_time = 0;
- x->x_tilt = 0;
- x->x_start_tilt = x->x_sa = x->x_t - x->x_offset;
- x->x_hi_limit = x->x_low_limit = x->x_trip_point = 0;
- clock_delay(x->x_clock, x->x_wait); /* wait 4 sec and start calculation */
-
- post("tilt: set interval to %g msec", x->x_wait);
- return (void *)x;
-}
-
-#ifndef MAXLIB
-void tilt_setup(void)
-{
- tilt_class = class_new(gensym("tilt"), (t_newmethod)tilt_new,
- (t_method)tilt_free, sizeof(t_tilt), 0, A_DEFFLOAT, A_DEFFLOAT, 0);
- class_addfloat(tilt_class, tilt_float);
- class_addmethod(tilt_class, (t_method)tilt_intv, gensym("intv"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_tilt, gensym("tilt"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_hi_limit, gensym("hi"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_low_limit, gensym("low"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_trip_point, gensym("trip"), A_FLOAT, 0);
-
- post(version);
-}
-#else
-void maxlib_tilt_setup(void)
-{
- tilt_class = class_new(gensym("maxlib_tilt"), (t_newmethod)tilt_new,
- (t_method)tilt_free, sizeof(t_tilt), 0, A_DEFFLOAT, A_DEFFLOAT, 0);
- class_addcreator((t_newmethod)tilt_new, gensym("tilt"), A_DEFFLOAT, A_DEFFLOAT, 0);
- class_addfloat(tilt_class, tilt_float);
- class_addmethod(tilt_class, (t_method)tilt_intv, gensym("intv"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_tilt, gensym("tilt"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_hi_limit, gensym("hi"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_low_limit, gensym("low"), A_FLOAT, 0);
- class_addmethod(tilt_class, (t_method)tilt_trip_point, gensym("trip"), A_FLOAT, 0);
- class_sethelpsymbol(tilt_class, gensym("maxlib/tilt-help.pd"));
-}
-#endif
+/* ------------------------- tilt --------------------------------------------- */ +/* */ +/* Monitor input for changes. */ +/* Written by Olaf Matthes (olaf.matthes@gmx.de) */ +/* Inspired by code written by Trond Lossius. */ +/* 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 <stdio.h> +#include <stdlib.h> + +#define MAXSIZE 32 + +static char *version = "tilt v0.1, written by Olaf Matthes <olaf.matthes@gmx.de>"; + +typedef struct tilt +{ + t_object x_ob; + t_outlet *x_out; /* result */ + t_clock *x_clock; + + t_float x_tilt; /* the result */ + t_float x_start_tilt; + t_float x_t; + t_float x_sa; + t_float x_sb; + t_float x_offset; + t_float x_time; + t_float x_wait; + t_float x_hi_limit; + t_float x_low_limit; + t_float x_trip_point; +} t_tilt; + +static void tilt_tick(t_tilt *x) +{ + x->x_sb = x->x_t - x->x_offset; + if((x->x_sb - x->x_sa) > x->x_hi_limit) + { + x->x_sa = x->x_sb; + clock_delay(x->x_clock, x->x_wait); + return; + } + else + { + if((x->x_sb - x->x_sa) > x->x_trip_point) + { + outlet_bang(x->x_out); + clock_delay(x->x_clock, x->x_wait); + return; + } + if((x->x_sb - x->x_sa) < x->x_low_limit) + { + x->x_time++; + if(x->x_time > 15) + { + x->x_start_tilt = x->x_sa; + x->x_time = 0; + } + } + if((x->x_sb - x->x_start_tilt) > x->x_tilt) + { + outlet_bang(x->x_out); + clock_delay(x->x_clock, x->x_wait); + } + else + { + x->x_sa = x->x_sb; + clock_delay(x->x_clock, x->x_wait); + return; + } + } +} + +static void tilt_float(t_tilt *x, t_floatarg f) +{ + x->x_t = f; +} + +static void tilt_intv(t_tilt *x, t_floatarg f) +{ + x->x_wait = f; +} + +static void tilt_tilt(t_tilt *x, t_floatarg f) +{ + x->x_tilt = f; + post("tilt: set tilt to %g", x->x_tilt); +} + +static void tilt_hi_limit(t_tilt *x, t_floatarg f) +{ + x->x_hi_limit = f; + post("tilt: set high limit to %g", x->x_hi_limit); +} + +static void tilt_low_limit(t_tilt *x, t_floatarg f) +{ + x->x_low_limit = f; + post("tilt: set low limit to %g", x->x_low_limit); +} + +static void tilt_trip_point(t_tilt *x, t_floatarg f) +{ + x->x_trip_point = f; + post("tilt: set trip point to %g", x->x_trip_point); +} + +static void tilt_free(t_tilt *x) +{ + clock_free(x->x_clock); +} + +static t_class *tilt_class; + +static void *tilt_new(t_floatarg f, t_floatarg f2) +{ + int i; + + t_tilt *x = (t_tilt *)pd_new(tilt_class); + inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("intv")); + x->x_out = outlet_new(&x->x_ob, gensym("float")); + x->x_clock = clock_new(x, (t_method)tilt_tick); + + x->x_t = f; /* set initial value */ + if(f2 > 4) + x->x_wait = f2; + else + x->x_wait = 4000; + x->x_offset = 0; + x->x_sa = 0; + x->x_sb = 0; + x->x_time = 0; + x->x_tilt = 0; + x->x_start_tilt = x->x_sa = x->x_t - x->x_offset; + x->x_hi_limit = x->x_low_limit = x->x_trip_point = 0; + clock_delay(x->x_clock, x->x_wait); /* wait 4 sec and start calculation */ + + post("tilt: set interval to %g msec", x->x_wait); + return (void *)x; +} + +#ifndef MAXLIB +void tilt_setup(void) +{ + tilt_class = class_new(gensym("tilt"), (t_newmethod)tilt_new, + (t_method)tilt_free, sizeof(t_tilt), 0, A_DEFFLOAT, A_DEFFLOAT, 0); + class_addfloat(tilt_class, tilt_float); + class_addmethod(tilt_class, (t_method)tilt_intv, gensym("intv"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_tilt, gensym("tilt"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_hi_limit, gensym("hi"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_low_limit, gensym("low"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_trip_point, gensym("trip"), A_FLOAT, 0); + + logpost(NULL, 4, version); +} +#else +void maxlib_tilt_setup(void) +{ + tilt_class = class_new(gensym("maxlib_tilt"), (t_newmethod)tilt_new, + (t_method)tilt_free, sizeof(t_tilt), 0, A_DEFFLOAT, A_DEFFLOAT, 0); + class_addcreator((t_newmethod)tilt_new, gensym("tilt"), A_DEFFLOAT, A_DEFFLOAT, 0); + class_addfloat(tilt_class, tilt_float); + class_addmethod(tilt_class, (t_method)tilt_intv, gensym("intv"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_tilt, gensym("tilt"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_hi_limit, gensym("hi"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_low_limit, gensym("low"), A_FLOAT, 0); + class_addmethod(tilt_class, (t_method)tilt_trip_point, gensym("trip"), A_FLOAT, 0); + class_sethelpsymbol(tilt_class, gensym("maxlib/tilt-help.pd")); +} +#endif |