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/* sIgpAck
* for
* pure-data
* www.weiss-archiv.de */
#include "m_pd.h"
#ifdef _MSC_VER
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
/* ------------------------ round~ ----------------------------- */
/* simple rounder */
static t_class *round_tilde_class;
typedef struct _round_tilde
{
t_object x_obj;
t_sample x_coarse;
float x_f;
} t_round_tilde;
static void *round_tilde_new(t_floatarg coarse)
{
t_round_tilde *x = (t_round_tilde *)pd_new(round_tilde_class);
x->x_coarse = coarse;
outlet_new(&x->x_obj, gensym("signal"));
floatinlet_new(&x->x_obj, &x->x_coarse);
x->x_f = 0;
if(coarse) x->x_coarse = coarse;
else x->x_coarse = 1;
return (x);
}
static t_int *round_tilde_perform(t_int *w)
{
t_round_tilde *x = (t_round_tilde *)(w[1]);
t_float *in = (t_float *)(w[2]);
t_float *out = (t_float *)(w[3]);
int n = (int)(w[4]);
float f, mult, value;
while (n--)
{
f = *in++;
mult = f * x->x_coarse;
value = (int)mult / x->x_coarse;
*out++ = value;
}
return (w+5);
}
static void round_tilde_dsp(t_round_tilde *x, t_signal **sp)
{
dsp_add(round_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
}
void round_tilde_setup(void)
{
round_tilde_class = class_new(gensym("round~"), (t_newmethod)round_tilde_new, 0,
sizeof(t_round_tilde), 0, A_DEFFLOAT, 0);
CLASS_MAINSIGNALIN(round_tilde_class, t_round_tilde, x_f);
class_addmethod(round_tilde_class, (t_method)round_tilde_dsp, gensym("dsp"), 0);
}
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