void initSynth(struct b_instance *inst, double rate) {
// equivalent to ../src/main.c main()
unsigned int defaultPreset[9] = {8,8,6, 0,0,0,0, 0,0};
/* initAll() */
initToneGenerator (inst->synth, inst->midicfg);
initVibrato (inst->synth, inst->midicfg);
initPreamp (inst->preamp, inst->midicfg);
initReverb (inst->reverb, inst->midicfg, rate);
initWhirl (inst->whirl, inst->midicfg, rate);
initRunningConfig(inst->state, inst->midicfg);
/* end - initAll() */
initMidiTables(inst->midicfg);
setDrawBars (inst, 0, defaultPreset);
#if 0
setDrawBars (inst, 1, defaultPreset);
setDrawBars (inst, 2, defaultPreset);
#endif
#ifdef DEBUGPRINT
if (walkProgrammes(inst->progs, 0)) {
listProgrammes (inst->progs, stderr);
}
listCCAssignments(inst->midicfg, stderr);
#endif
}
/*
* Ask each module to initialize itself.
*/
static void initAll () {
fprintf (stderr, "init.. ");
fprintf (stderr, "Audio : ");
fflush (stderr);
/* Open the JACK connection and get samplerate. */
if (open_jack()) {
perror ("could not connect to JACK.");
exit(1);
}
fprintf (stderr, "Oscillators : ");
fflush (stderr);
initToneGenerator (inst.synth, inst.midicfg);
fprintf (stderr, "Scanner : ");
fflush (stderr);
initVibrato (inst.synth, inst.midicfg);
fprintf (stderr, "Overdrive : ");
fflush (stderr);
initPreamp (inst.preamp, inst.midicfg);
fprintf (stderr, "Reverb : ");
fflush (stderr);
initReverb (inst.reverb, inst.midicfg, SampleRateD);
fprintf (stderr, "Whirl : ");
fflush (stderr);
initWhirl (inst.whirl, inst.midicfg, SampleRateD);
#ifdef HAVE_ZITACONVOLVE
fprintf (stderr, "Convolve : ");
fflush (stderr);
int s_policy= 0;
struct sched_param s_param;
memset (&s_param, 0, sizeof(struct sched_param));
if (jack_client_thread_id(j_client)) {
pthread_getschedparam(jack_client_thread_id(j_client), &s_policy, &s_param);
} else {
fprintf(stderr, "zita-convolver: not using RT scheduling\n");
}
initConvolution(NULL, inst.midicfg, AUDIO_CHANNELS, BUFFER_SIZE_SAMPLES, s_param.sched_priority, s_policy);
#endif
fprintf (stderr, "RC : ");
fflush (stderr);
initRunningConfig(inst.state, inst.midicfg);
fprintf (stderr, "..done.\n");
}
static LV2_Handle
instantiate (const LV2_Descriptor* descriptor,
double rate,
const char* bundle_path,
const LV2_Feature* const* features)
{
B3O* b3o = (B3O*)calloc (1, sizeof (B3O));
b3o->o_bias = b3o->o_feedback = b3o->o_sagtobias = b3o->o_postfeed = b3o->o_globfeed = b3o->o_gainin = b3o->o_gainout = -1;
b3o->pa = allocPreamp ();
initPreamp (b3o->pa, NULL);
return (LV2_Handle)b3o;
}
int main (int argc, char**argv) {
int osc_port=0;
void *pa = allocPreamp();
initPreamp(pa, NULL);
int c;
const char *optstring = "hi:o:O:p:V";
struct option long_options[] = {
{ "help", no_argument, 0, 'h' },
{ "input", no_argument, 0, 'i' },
{ "output", no_argument, 0, 'o' },
{ "parameter", required_argument, 0, 'p' },
{ "version", no_argument, 0, 'V' },
{ 0, 0, 0, 0 }
};
while ((c = getopt_long(argc, argv, optstring, long_options, NULL)) != -1) {
switch (c) {
case 'h':
usage("jboverdrive", 0);
return (0);
break;
case 'i':
jack_inport_name=optarg;
break;
case 'o':
jack_outport_name=optarg;
break;
case 'O':
osc_port=atoi(optarg);
break;
case 'p':
{
int ok=0;
char *t = strchr(optarg, '=');
if (t) {
*t='\0';
if (!strcasecmp(optarg, "bias")) {ok=1; p_bias =pp(t+1);}
if (!strcasecmp(optarg, "feedback")) {ok=1; p_feedback =pp(t+1);}
if (!strcasecmp(optarg, "sagtobias")) {ok=1; p_sagtobias=pp(t+1);}
if (!strcasecmp(optarg, "postfeed")) {ok=1; p_postfeed =pp(t+1);}
if (!strcasecmp(optarg, "globfeed")) {ok=1; p_globfeed =pp(t+1);}
if (!strcasecmp(optarg, "gainin")) {ok=1; p_gainin =pp(t+1);}
if (!strcasecmp(optarg, "gainout")) {ok=1; p_gainout =pp(t+1);}
*t='=';
}
if (!ok) {
fprintf(stderr, "invalid parameter '%s' given.\n", optarg);
}
}
break;
case 'V':
printf ("%s %s\n\n", "jboverdrive", VERSION);
printf(
"Copyright (C) 2003-2004 Fredrik Kilander <*****@*****.**>\n"
"Copyright (C) 2012 Robin Gareus <*****@*****.**>\n"
"\n"
"This is free software; see the source for copying conditions. There is NO\n"
"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n"
);
return(0);
default:
fprintf(stderr, "invalid argument.\n");
usage("jboverdrive", 1);
}
}
if (osc_port) {
#ifdef HAVE_LIBLO
if (init_osc(osc_port)) osc_port=0;
#else
fprintf(stderr, "This version has not been compiled with liblo.\nOSC is not available.\n");
#endif
}
j_client = jack_client_open ("b_overdrive", JackNullOption, NULL);
if (!j_client) {
fprintf(stderr, "could not connect to jack.\n");
return(1);
}
j_input_port = jack_port_register (j_client, "in", JACK_DEFAULT_AUDIO_TYPE, JackPortIsInput, 0);
j_output_port = jack_port_register (j_client, "out", JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput, 0);
if (!j_output_port || !j_input_port) {
fprintf(stderr, "no more jack ports available.\n");
jack_client_close (j_client);
return(1);
}
jack_on_shutdown (j_client, jack_shutdown_callback, NULL);
jack_set_process_callback(j_client,jack_audio_callback, pa);
#ifndef _WIN32
signal (SIGHUP, catchsig);
signal (SIGINT, catchsig);
#endif
fctl_biased (pa, p_bias);
fctl_biased_fb (pa, p_feedback);
fctl_sagtoBias (pa, p_sagtobias);
fctl_biased_fb2 (pa, p_postfeed);
fctl_biased_gfb (pa, p_globfeed);
fsetInputGain (pa, p_gainin);
fsetOutputGain (pa, p_gainout);
jack_activate(j_client);
connect_jack_ports();
while (j_client) {
// TODO interaction; allow to change parameters
// via terminal I/O
sleep (1);
}
#ifdef HAVE_LIBLO
if (osc_port) {
shutdown_osc();
}
#endif
freePreamp(pa);
return (0);
}
