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#include "iemmatrix.h"
#define MTX_PACK_MAXCHANNELS 200
static t_class *mtx_pack_tilde_class;
typedef struct _mtx_pack_tilde {
t_object x_obj;
int block_size;
int num_chan;
t_float **sig_in;
t_atom *list_out;
t_outlet *message_outlet;
} mtx_pack_tilde;
void *newMtxPackTilde (t_floatarg f)
{
int num_chan=1;
mtx_pack_tilde *x = (mtx_pack_tilde*) pd_new(mtx_pack_tilde_class);
num_chan=(int)f;
if ((num_chan<1) || (num_chan>MTX_PACK_MAXCHANNELS)) {
num_chan=1;
}
x->num_chan=num_chan;
x->sig_in=0;
x->list_out=0;
while (num_chan--) {
inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal);
}
x->sig_in = (t_float**)getbytes(sizeof(t_float*)*x->num_chan);
x->message_outlet=(t_outlet*)outlet_new(&x->x_obj,&s_list);
return (void *) x;
}
void deleteMtxPackTilde (mtx_pack_tilde *x)
{
if (x->sig_in)
freebytes (x->sig_in, x->num_chan * sizeof (t_float));
if (x->list_out)
freebytes (x->list_out, (x->num_chan * x->block_size + 2)*sizeof(t_atom));
}
static t_int *mTxPackTildePerform (t_int *arg)
{
mtx_pack_tilde *x = (mtx_pack_tilde *) (arg[1]);
int chan;
int samp;
t_atom *lptr=x->list_out+2;
SETFLOAT(x->list_out,(t_float)x->num_chan);
SETFLOAT(x->list_out+1,(t_float)x->block_size);
for (chan=0; chan<x->num_chan; chan++) {
for (samp=0; samp<x->block_size; samp++,lptr++) {
SETFLOAT(lptr, x->sig_in[chan][samp]);
}
}
outlet_anything(x->message_outlet,gensym("matrix"),
x->block_size*x->num_chan+2,x->list_out);
return(arg+2);
}
static void mTxPackTildeDsp (mtx_pack_tilde *x, t_signal **sp)
{
int chan;
for (chan=0; chan<x->num_chan; chan++)
x->sig_in[chan]=sp[chan]->s_vec;
x->block_size=sp[0]->s_n;
x->list_out = (t_atom*) getbytes ((x->num_chan * x->block_size + 2) *sizeof(t_atom));
dsp_add(mTxPackTildePerform,1,x);
}
void mtx_pack_tilde_setup (void)
{
mtx_pack_tilde_class = class_new(gensym("mtx_pack~"), (t_newmethod)newMtxPackTilde, (t_method) deleteMtxPackTilde, sizeof(mtx_pack_tilde), CLASS_NOINLET, A_DEFFLOAT, 0);
class_addmethod (mtx_pack_tilde_class, (t_method) mTxPackTildeDsp, gensym("dsp"),0);
}
void iemtx_pack__setup(void)
{
mtx_pack_tilde_setup();
}
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