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/*
* Copyright (c) 1997-1999 Mark Danks.
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "GEM.LICENSE.TERMS" in this distribution.
*/
#include "m_pd.h"
/* -------------------------- gem_change ------------------------------ */
/* instance structure */
static t_class *gem_change_class;
typedef struct _gem_change
{
t_object x_obj; /* obligatory object header */
float x_cur;
t_outlet *t_out1; /* the outlet */
} t_gem_change;
static void gem_change_float(t_gem_change *x, t_floatarg n)
{
if (n != x->x_cur)
{
outlet_float(x->t_out1, n);
x->x_cur = n;
}
}
static void *gem_change_new(void) /* init vals in struc */
{
t_gem_change *x = (t_gem_change *)pd_new(gem_change_class);
x->x_cur = -1.f;
x->t_out1 = outlet_new(&x->x_obj, 0);
return(x);
}
void gem_change_setup(void)
{
gem_change_class = class_new(gensym("gem_change"), (t_newmethod)gem_change_new, 0,
sizeof(t_gem_change), 0, A_NULL);
class_addfloat(gem_change_class, gem_change_float);
#if PD_MINOR_VERSION < 37
class_sethelpsymbol(gem_change_class, gensym("gem_change-help.pd"));
#endif
}
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