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/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
iem_spec2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2006 */
#include "m_pd.h"
#include "iemlib.h"
/* ------------------------ spec2_tabreceive_enable_tilde~ ------------------------- */
static t_class *spec2_tabreceive_enable_tilde_class;
typedef struct _spec2_tabreceive_enable_tilde
{
t_object x_obj;
t_float *x_vec;
t_symbol *x_arrayname;
int x_enable;
} t_spec2_tabreceive_enable_tilde;
static void spec2_tabreceive_enable_tilde_symbol(t_spec2_tabreceive_enable_tilde *x, t_symbol *s)
{
x->x_arrayname = s;
}
static void spec2_tabreceive_enable_tilde_float(t_spec2_tabreceive_enable_tilde *x, t_floatarg f)
{
int i=(int)f;
if(i)
i = 1;
x->x_enable = i;
}
static t_int *spec2_tabreceive_enable_tilde_perform(t_int *w)
{
t_spec2_tabreceive_enable_tilde *x = (t_spec2_tabreceive_enable_tilde *)(w[1]);
t_float *out = (t_float *)(w[2]);
int n = w[3]+1;
t_float *vec = x->x_vec;
if(vec && x->x_enable)
while(n--)
*out++ = *vec++;
else
while(n--)
*out++ = 0.0f;
return(w+4);
}
static t_int *spec2_tabreceive_enable_tilde_perf16(t_int *w)
{
t_spec2_tabreceive_enable_tilde *x = (t_spec2_tabreceive_enable_tilde *)(w[1]);
t_float *out = (t_float *)(w[2]);
int n = w[3];
t_float *vec = x->x_vec;
if(vec && x->x_enable)
{
while(n)
{
out[0] = vec[0];
out[1] = vec[1];
out[2] = vec[2];
out[3] = vec[3];
out[4] = vec[4];
out[5] = vec[5];
out[6] = vec[6];
out[7] = vec[7];
out[8] = vec[8];
out[9] = vec[9];
out[10] = vec[10];
out[11] = vec[11];
out[12] = vec[12];
out[13] = vec[13];
out[14] = vec[14];
out[15] = vec[15];
vec += 16;
out += 16;
n -= 16;
}
out[0] = vec[0];
}
else
{
while(n)
{
out[0] = 0.0f;
out[1] = 0.0f;
out[2] = 0.0f;
out[3] = 0.0f;
out[4] = 0.0f;
out[5] = 0.0f;
out[6] = 0.0f;
out[7] = 0.0f;
out[8] = 0.0f;
out[9] = 0.0f;
out[10] = 0.0f;
out[11] = 0.0f;
out[12] = 0.0f;
out[13] = 0.0f;
out[14] = 0.0f;
out[15] = 0.0f;
out += 16;
n -= 16;
}
out[0] = 0.0f;
}
return(w+4);
}
static void spec2_tabreceive_enable_tilde_dsp(t_spec2_tabreceive_enable_tilde *x, t_signal **sp)
{
t_garray *a;
int vecsize;
if(!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class)))
{
if(*x->x_arrayname->s_name)
error("spec2_tabreceive_enable~: %s: no such array", x->x_arrayname->s_name);
}
else if(!garray_getfloatarray(a, &vecsize, &x->x_vec))
error("%s: bad template for spec2_tabreceive_enable~", x->x_arrayname->s_name);
else
{
int n = sp[0]->s_n;
if(n < vecsize)
vecsize = n;
vecsize /= 2;
if(vecsize&15)
dsp_add(spec2_tabreceive_enable_tilde_perform, 3, x, sp[0]->s_vec, vecsize);
else
dsp_add(spec2_tabreceive_enable_tilde_perf16, 3, x, sp[0]->s_vec, vecsize);
}
}
static void *spec2_tabreceive_enable_tilde_new(t_symbol *s, int argc, t_atom *argv)
{
t_spec2_tabreceive_enable_tilde *x = (t_spec2_tabreceive_enable_tilde *)pd_new(spec2_tabreceive_enable_tilde_class);
x->x_enable = 0;
if((argc >= 1) && IS_A_SYMBOL(argv,0))
x->x_arrayname = atom_getsymbolarg(0, argc, argv);
if((argc >= 2) && IS_A_FLOAT(argv,1))
x->x_enable = (int)atom_getintarg(1, argc, argv);
if(x->x_enable)
x->x_enable = 1;
outlet_new(&x->x_obj, &s_signal);
return (x);
}
void spec2_tabreceive_enable_tilde_setup(void)
{
spec2_tabreceive_enable_tilde_class = class_new(gensym("spec2_tabreceive_enable~"), (t_newmethod)spec2_tabreceive_enable_tilde_new,
0, sizeof(t_spec2_tabreceive_enable_tilde), 0, A_GIMME, 0);
class_addmethod(spec2_tabreceive_enable_tilde_class, (t_method)spec2_tabreceive_enable_tilde_dsp, gensym("dsp"), 0);
class_addsymbol(spec2_tabreceive_enable_tilde_class, (t_method)spec2_tabreceive_enable_tilde_symbol);
class_addfloat(spec2_tabreceive_enable_tilde_class, (t_method)spec2_tabreceive_enable_tilde_float);
class_sethelpsymbol(spec2_tabreceive_enable_tilde_class, gensym("iemhelp2/spec2_tabreceive_enable~-help"));
}
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