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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"
#if defined(_WIN32) || defined(MACOSX)
/* cf pd/src/x_arithmetic.c */
#define tanhf tanh
#endif
typedef struct _tanh
{
t_object x_ob;
float x_value;
} t_tanh;
static t_class *tanh_class;
static void tanh_bang(t_tanh *x)
{
outlet_float(((t_object *)x)->ob_outlet, x->x_value);
}
static void tanh_float(t_tanh *x, t_float f)
{
/* CHECKME large values */
outlet_float(((t_object *)x)->ob_outlet, x->x_value = tanhf(f));
}
static void *tanh_new(t_floatarg f)
{
t_tanh *x = (t_tanh *)pd_new(tanh_class);
/* CHECKME large values */
x->x_value = tanhf(f);
outlet_new((t_object *)x, &s_float);
return (x);
}
void tanh_setup(void)
{
tanh_class = class_new(gensym("tanh"),
(t_newmethod)tanh_new, 0,
sizeof(t_tanh), 0, A_DEFFLOAT, 0);
class_addbang(tanh_class, tanh_bang);
class_addfloat(tanh_class, tanh_float);
}
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