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#include "defines.h"
/*--------------- vdbtorms ----------------*/
static t_class *vdbtorms_class;
typedef struct _vdbtorms
{
t_object x_obj;
} t_vdbtorms;
static t_float decibelbtorms(t_float f)
{
if (f <= 0)
return(0);
else
{
if (f > 485)
f = 485;
}
return (t_float)(exp((LOGTEN * 0.05) * (f-100.)));
}
static void vdbtorms_perform(t_vdbtorms *x, t_symbol *s, int argc, t_atom *argv)
{
int i;
t_atom *ap,*app;
ap = (t_atom *)getbytes(sizeof(t_atom)*argc);
app=ap;
for (i = 0; i < argc; i++)
{
SETFLOAT(app, decibelbtorms(atom_getfloat(argv++)));
app++;
}
outlet_list(x->x_obj.ob_outlet,gensym("list"),argc,ap);
freebytes(ap,argc);
}
static void *vdbtorms_new()
{
t_vdbtorms *x=(t_vdbtorms *)pd_new(vdbtorms_class);
outlet_new(&x->x_obj, gensym("list"));
return (void *)x;
}
void vdbtorms_setup(void)
{
vdbtorms_class = class_new(gensym("vdbtorms"),
(t_newmethod)vdbtorms_new, 0,
sizeof(t_vdbtorms),
CLASS_DEFAULT,
0);
class_addlist(vdbtorms_class, (t_method)vdbtorms_perform);
}
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