rockbox/apps/plugins/pdbox/PDa/intern/mtof~.c
Frank Gevaerts ca755f767c Fix pdbox makefile to actually take part in dependency generation
Change pdbox include paths to handle this



git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24916 a1c6a512-1295-4272-9138-f99709370657
2010-02-25 23:35:16 +00:00

58 lines
1.3 KiB
C

#ifdef ROCKBOX
#include "plugin.h"
#include "../../pdbox.h"
#endif
#include "../src/m_pd.h"
#include <../src/m_fixed.h>
typedef struct mtof_tilde
{
t_object x_obj;
float x_f;
} t_mtof_tilde;
t_class *mtof_tilde_class;
static void *mtof_tilde_new(void)
{
t_mtof_tilde *x = (t_mtof_tilde *)pd_new(mtof_tilde_class);
outlet_new(&x->x_obj, gensym("signal"));
x->x_f = 0;
return (x);
}
static t_int *mtof_tilde_perform(t_int *w)
{
t_sample *in = *(t_sample **)(w+1), *out = *(t_sample **)(w+2);
t_int n = *(t_int *)(w+3);
for (; n--; in++, out++)
{
t_sample f = *in;
if (f <= ftofix(-1500.)) *out = 0;
else
{
if (f > ftofix(1499.)) f = ftofix(1499.);
*out = ftofix(8.17579891564 * exp(.0577622650 * fixtof(f)));
}
}
return (w + 4);
}
static void mtof_tilde_dsp(t_mtof_tilde *x, t_signal **sp)
{
#ifdef ROCKBOX
(void) x;
#endif
post("warning: %s not usable yet",__FUNCTION__);
dsp_add(mtof_tilde_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
}
void mtof_tilde_setup(void)
{
mtof_tilde_class = class_new(gensym("mtof~"), (t_newmethod)mtof_tilde_new, 0,
sizeof(t_mtof_tilde), 0, 0);
CLASS_MAINSIGNALIN(mtof_tilde_class, t_mtof_tilde, x_f);
class_addmethod(mtof_tilde_class, (t_method)mtof_tilde_dsp, gensym("dsp"), 0);
}