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/* Copyright (c) 2002-2003 krzYszcz and others.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
#include <math.h>
#include "m_pd.h"
#include "unstable/fragile.h"
#include "sickle/sic.h"
#if defined(NT) || defined(MACOSX)
/* cf pd/src/x_arithmetic.c */
#define sinf sin
#define cosf cos
#endif
typedef struct _poltocar
{
t_sic x_sic;
t_outlet *x_out2;
} t_poltocar;
static t_class *poltocar_class;
static t_int *poltocar_perform(t_int *w)
{
int nblock = (int)(w[1]);
t_float *in1 = (t_float *)(w[2]);
t_float *in2 = (t_float *)(w[3]);
t_float *out1 = (t_float *)(w[4]);
t_float *out2 = (t_float *)(w[5]);
while (nblock--)
{
float am = *in1++, ph = *in2++;
*out1++ = am * cosf(ph);
*out2++ = -am * sinf(ph); /* CHECKED */
}
return (w + 6);
}
static t_int *poltocar_perform_noimag(t_int *w)
{
int nblock = (int)(w[1]);
t_float *in1 = (t_float *)(w[2]);
t_float *in2 = (t_float *)(w[3]);
t_float *out1 = (t_float *)(w[4]);
while (nblock--)
{
float am = *in1++, ph = *in2++;
*out1++ = am * cosf(ph);
}
return (w + 5);
}
static void poltocar_dsp(t_poltocar *x, t_signal **sp)
{
if (fragile_outlet_connections(x->x_out2))
dsp_add(poltocar_perform, 5, sp[0]->s_n, sp[0]->s_vec,
sp[1]->s_vec, sp[2]->s_vec, sp[3]->s_vec);
else
dsp_add(poltocar_perform_noimag, 4, sp[0]->s_n, sp[0]->s_vec,
sp[1]->s_vec, sp[2]->s_vec);
}
static void *poltocar_new(void)
{
t_poltocar *x = (t_poltocar *)pd_new(poltocar_class);
inlet_new((t_object *)x, (t_pd *)x, &s_signal, &s_signal);
outlet_new((t_object *)x, &s_signal);
x->x_out2 = outlet_new((t_object *)x, &s_signal);
return (x);
}
void poltocar_tilde_setup(void)
{
poltocar_class = class_new(gensym("poltocar~"),
(t_newmethod)poltocar_new, 0,
sizeof(t_poltocar), 0, 0);
sic_setup(poltocar_class, poltocar_dsp, SIC_FLOATTOSIGNAL);
}
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