diff options
Diffstat (limited to 'src/iem_t3_lib/t3_metro.c')
-rw-r--r-- | src/iem_t3_lib/t3_metro.c | 241 |
1 files changed, 120 insertions, 121 deletions
diff --git a/src/iem_t3_lib/t3_metro.c b/src/iem_t3_lib/t3_metro.c index b33ad7e..8dcdb61 100644 --- a/src/iem_t3_lib/t3_metro.c +++ b/src/iem_t3_lib/t3_metro.c @@ -1,121 +1,120 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iem_t3_lib written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2003 */ - -#ifdef NT -#pragma warning( disable : 4244 ) -#pragma warning( disable : 4305 ) -#endif - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> -#include <stdio.h> -#include <string.h> - -/* ------------------------ t3_metro ---------------------------- */ -static t_class *t3_metro_class; - -typedef struct _t3_metro -{ - t_object x_obj; - t_clock *x_clock; - double x_metrotime; - double x_ticks2ms; - double x_t3_bang; - int x_hit; - void *x_out_next; -} t_t3_metro; - -static void t3_metro_stop(t_t3_metro *x) -{ - clock_unset(x->x_clock); -} - -static void t3_metro_tick(t_t3_metro *x) -{ - double dticks; - int iticks; - - x->x_hit = 0; - outlet_float(x->x_out_next, x->x_metrotime); - outlet_float(x->x_obj.ob_outlet, x->x_t3_bang); - dticks = (x->x_metrotime + x->x_t3_bang)/x->x_ticks2ms; - iticks = (int)dticks; - x->x_t3_bang = (dticks - (double)iticks)*x->x_ticks2ms; - if(!x->x_hit) - clock_delay(x->x_clock, (double)iticks*x->x_ticks2ms); -} - -static void t3_metro_float(t_t3_metro *x, t_floatarg t3_bang) -{ - double dticks; - int iticks; - - if(t3_bang < 0) - t3_bang = 0; - dticks = (double)t3_bang/x->x_ticks2ms; - iticks = (int)dticks; - x->x_t3_bang = (dticks - (double)iticks)*x->x_ticks2ms; - clock_delay(x->x_clock, (double)iticks*x->x_ticks2ms); - x->x_hit = 1; -} - -static void t3_metro_start(t_t3_metro *x, t_floatarg f) -{ - t3_metro_float(x, f); - x->x_hit = 1; -} - -static void t3_metro_ft1(t_t3_metro *x, t_floatarg f) -{ - if(f < 0.01) f = 0.01; - x->x_metrotime = (double)f; -} - -static void t3_metro_list(t_t3_metro *x, t_symbol *s, int ac, t_atom *av) -{ - if((ac == 2)&&IS_A_FLOAT(av,0)&&IS_A_FLOAT(av,1)) - { - t3_metro_ft1(x, atom_getfloatarg(1, ac, av)); - t3_metro_float(x, atom_getfloatarg(0, ac, av)); - } -} - -static void t3_metro_free(t_t3_metro *x) -{ - clock_free(x->x_clock); -} - -static void *t3_metro_new(t_symbol *s, int ac, t_atom *av) -{ - t_t3_metro *x = (t_t3_metro *)pd_new(t3_metro_class); - - x->x_metrotime = 10.0; - x->x_t3_bang = 0.0; - x->x_hit = 0; - if((ac == 1)&&IS_A_FLOAT(av,0)) - { - t3_metro_ft1(x, atom_getfloatarg(0, ac, av)); - } - x->x_ticks2ms = 1000.0*(double)sys_getblksize()/(double)sys_getsr(); - x->x_clock = clock_new(x, (t_method)t3_metro_tick); - outlet_new(&x->x_obj, &s_float); - x->x_out_next = outlet_new(&x->x_obj, &s_float); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("ft1")); - return (x); -} - -void t3_metro_setup(void) -{ - t3_metro_class = class_new(gensym("t3_metro"), (t_newmethod)t3_metro_new, - (t_method)t3_metro_free, sizeof(t_t3_metro), 0, A_GIMME, 0); - class_addmethod(t3_metro_class, (t_method)t3_metro_stop, gensym("stop"), 0); - class_addmethod(t3_metro_class, (t_method)t3_metro_start, gensym("start"), A_FLOAT, 0); - class_addmethod(t3_metro_class, (t_method)t3_metro_ft1, gensym("ft1"), A_FLOAT, 0); - class_addfloat(t3_metro_class, (t_method)t3_metro_float); - class_addlist(t3_metro_class, (t_method)t3_metro_list); - class_sethelpsymbol(t3_metro_class, gensym("iemhelp/help-t3_metro")); -} - +/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
+
+iem_t3_lib written by Gerhard Eckel, Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
+
+#ifdef NT
+#pragma warning( disable : 4244 )
+#pragma warning( disable : 4305 )
+#endif
+
+#include "m_pd.h"
+#include "iemlib.h"
+#include <math.h>
+#include <stdio.h>
+#include <string.h>
+
+/* ------------------------ t3_metro ---------------------------- */
+static t_class *t3_metro_class;
+
+typedef struct _t3_metro
+{
+ t_object x_obj;
+ t_clock *x_clock;
+ double x_metrotime;
+ double x_ticks2ms;
+ double x_t3_bang;
+ int x_hit;
+ void *x_out_next;
+} t_t3_metro;
+
+static void t3_metro_stop(t_t3_metro *x)
+{
+ clock_unset(x->x_clock);
+}
+
+static void t3_metro_tick(t_t3_metro *x)
+{
+ double dticks;
+ int iticks;
+
+ x->x_hit = 0;
+ outlet_float(x->x_out_next, x->x_metrotime);
+ outlet_float(x->x_obj.ob_outlet, x->x_t3_bang);
+ dticks = (x->x_metrotime + x->x_t3_bang)/x->x_ticks2ms;
+ iticks = (int)dticks;
+ x->x_t3_bang = (dticks - (double)iticks)*x->x_ticks2ms;
+ if(!x->x_hit)
+ clock_delay(x->x_clock, (double)iticks*x->x_ticks2ms);
+}
+
+static void t3_metro_float(t_t3_metro *x, t_floatarg t3_bang)
+{
+ double dticks;
+ int iticks;
+
+ if(t3_bang < 0)
+ t3_bang = 0;
+ dticks = (double)t3_bang/x->x_ticks2ms;
+ iticks = (int)dticks;
+ x->x_t3_bang = (dticks - (double)iticks)*x->x_ticks2ms;
+ clock_delay(x->x_clock, (double)iticks*x->x_ticks2ms);
+ x->x_hit = 1;
+}
+
+static void t3_metro_start(t_t3_metro *x, t_floatarg f)
+{
+ t3_metro_float(x, f);
+ x->x_hit = 1;
+}
+
+static void t3_metro_ft1(t_t3_metro *x, t_floatarg f)
+{
+ if(f < 0.01) f = 0.01;
+ x->x_metrotime = (double)f;
+}
+
+static void t3_metro_list(t_t3_metro *x, t_symbol *s, int ac, t_atom *av)
+{
+ if((ac == 2)&&IS_A_FLOAT(av,0)&&IS_A_FLOAT(av,1))
+ {
+ t3_metro_ft1(x, atom_getfloatarg(1, ac, av));
+ t3_metro_float(x, atom_getfloatarg(0, ac, av));
+ }
+}
+
+static void t3_metro_free(t_t3_metro *x)
+{
+ clock_free(x->x_clock);
+}
+
+static void *t3_metro_new(t_symbol *s, int ac, t_atom *av)
+{
+ t_t3_metro *x = (t_t3_metro *)pd_new(t3_metro_class);
+
+ x->x_metrotime = 10.0;
+ x->x_t3_bang = 0.0;
+ x->x_hit = 0;
+ if((ac == 1)&&IS_A_FLOAT(av,0))
+ {
+ t3_metro_ft1(x, atom_getfloatarg(0, ac, av));
+ }
+ x->x_ticks2ms = 1000.0*(double)sys_getblksize()/(double)sys_getsr();
+ x->x_clock = clock_new(x, (t_method)t3_metro_tick);
+ outlet_new(&x->x_obj, &s_float);
+ x->x_out_next = outlet_new(&x->x_obj, &s_float);
+ inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("ft1"));
+ return (x);
+}
+
+void t3_metro_setup(void)
+{
+ t3_metro_class = class_new(gensym("t3_metro"), (t_newmethod)t3_metro_new,
+ (t_method)t3_metro_free, sizeof(t_t3_metro), 0, A_GIMME, 0);
+ class_addmethod(t3_metro_class, (t_method)t3_metro_stop, gensym("stop"), 0);
+ class_addmethod(t3_metro_class, (t_method)t3_metro_start, gensym("start"), A_FLOAT, 0);
+ class_addmethod(t3_metro_class, (t_method)t3_metro_ft1, gensym("ft1"), A_FLOAT, 0);
+ class_addfloat(t3_metro_class, (t_method)t3_metro_float);
+ class_addlist(t3_metro_class, (t_method)t3_metro_list);
+ class_sethelpsymbol(t3_metro_class, gensym("iemhelp/help-t3_metro"));
+}
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