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/*
Copyright (C) 2003-2008 Fons Adriaensen <fons@kokkinizita.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <sys/mman.h>
#include <signal.h>
#include <clthreads.h>
#include <dlfcn.h>
#include "audio.h"
#include "imidi.h"
#include "model.h"
#include "slave.h"
#include "iface.h"
static char *options = "htuAJBM:N:S:I:W:d:r:p:n:";
static char optline [1024];
static bool t_opt = false;
static bool u_opt = false;
static bool A_opt = false;
static bool B_opt = false;
static int r_val = 48000;
static int p_val = 1024;
static int n_val = 2;
static const char *N_val = "aeolus";
static const char *S_val = "stops";
static const char *I_val = "Aeolus";
static const char *W_val = "waves";
static const char *d_val = "default";
static Lfq_u32 note_queue (256);
static Lfq_u32 comm_queue (256);
static Lfq_u8 midi_queue (1024);
static Iface *iface;
static void help (void)
{
fprintf (stderr, "\nAeolus %s\n\n",VERSION);
fprintf (stderr, " (C) 2003-2008 Fons Adriaensen <fons@kokkinizita.net>\n");
fprintf (stderr, "Options:\n");
fprintf (stderr, " -h Display this text\n");
fprintf (stderr, " -t Text mode user interface\n");
fprintf (stderr, " -u Use presets file in user's home dir\n");
fprintf (stderr, " -N <name> Name to use as JACK and ALSA client [aeolus]\n");
fprintf (stderr, " -S <stops> Name of stops directory [stops]\n");
fprintf (stderr, " -I <instr> Name of instrument directory [Aeolus]\n");
fprintf (stderr, " -W <waves> Name of waves directory [waves]\n");
fprintf (stderr, " -B Ambisonics B format output (JACK only)\n");
fprintf (stderr, " -J Use JACK (default)\n");
fprintf (stderr, " -A Use ALSA, with options:\n");
fprintf (stderr, " -d <device> Alsa device [default]\n");
fprintf (stderr, " -r <rate> Sample frequency [48000]\n");
fprintf (stderr, " -p <period> Period size [1024]\n");
fprintf (stderr, " -n <nfrags> Number of fragments [2]\n\n");
exit (1);
}
static void procoptions (int ac, char *av [], const char *where)
{
int k;
optind = 1;
opterr = 0;
while ((k = getopt (ac, av, options)) != -1)
{
if (optarg && (*optarg == '-'))
{
fprintf (stderr, "\n%s\n", where);
fprintf (stderr, " Missing argument for '-%c' option.\n", k);
fprintf (stderr, " Use '-h' to see all options.\n");
exit (1);
}
switch (k)
{
case 'h' : help (); exit (0);
case 't' : t_opt = true; break;
case 'u' : u_opt = true; break;
case 'A' : A_opt = true; break;
case 'J' : A_opt = false; break;
case 'B' : B_opt = true; break;
case 'r' : r_val = atoi (optarg); break;
case 'p' : p_val = atoi (optarg); break;
case 'n' : n_val = atoi (optarg); break;
case 'N' : N_val = optarg; break;
case 'S' : S_val = optarg; break;
case 'I' : I_val = optarg; break;
case 'W' : W_val = optarg; break;
case 'd' : d_val = optarg; break;
case '?':
fprintf (stderr, "\n%s\n", where);
if (optopt != ':' && strchr (options, optopt)) fprintf (stderr, " Missing argument for '-%c' option.\n", optopt);
else if (isprint (optopt)) fprintf (stderr, " Unknown option '-%c'.\n", optopt);
else fprintf (stderr, " Unknown option character '0x%02x'.\n", optopt & 255);
fprintf (stderr, " Use '-h' to see all options.\n");
exit (1);
default:
abort ();
}
}
}
static int readconfig (const char *path)
{
FILE *F;
char s [1024];
char *p;
char *av [30];
int ac;
av [0] = 0;
ac = 1;
if ((F = fopen (path, "r")))
{
while (fgets (optline, 1024, F) && (ac == 1))
{
p = strtok (optline, " \t\n");
if (*p == '#') continue;
while (p && (ac < 30))
{
av [ac++] = p;
p = strtok (0, " \t\n");
}
}
fclose (F);
sprintf (s, "In file '%s':", path);
procoptions (ac, av, s);
return 0;
}
return 1;
}
static void sigint_handler (int)
{
signal (SIGINT, SIG_IGN);
iface->stop ();
}
int main (int ac, char *av [])
{
ITC_ctrl itcc;
Audio *audio;
Imidi *imidi;
Model *model;
Slave *slave;
void *so_handle;
iface_cr *so_create;
char s [1024];
char *p;
int n;
p = getenv ("HOME");
if (p) sprintf (s, "%s/.aeolusrc", p);
else strcpy (s, ".aeolusrc");
if (readconfig (s)) readconfig ("/etc/aeolus.conf");
procoptions (ac, av, "On command line:");
if (mlockall (MCL_CURRENT | MCL_FUTURE)) fprintf (stderr, "Warning: memory lock failed.\n");
if (t_opt) sprintf (s, "%s/aeolus_txt.so", LIBDIR);
else sprintf (s, "%s/aeolus_x11.so", LIBDIR);
so_handle = dlopen (s, RTLD_NOW);
if (! so_handle)
{
fprintf (stderr, "Error: can't open user interface plugin: %s.\n", dlerror ());
return 1;
}
so_create = (iface_cr *) dlsym (so_handle, "create_iface");
if (! so_create)
{
fprintf (stderr, "Error: can't create user interface plugin: %s.\n", dlerror ());
dlclose (so_handle);
return 1;
}
audio = new Audio (N_val, ¬e_queue, &comm_queue);
if (A_opt) audio->init_alsa (d_val, r_val, p_val, n_val);
else audio->init_jack (B_opt, &midi_queue);
model = new Model (&comm_queue, &midi_queue, audio->midimap (), audio->appname (), S_val, I_val, W_val, u_opt);
imidi = new Imidi (¬e_queue, &midi_queue, audio->midimap (), audio->appname ());
slave = new Slave ();
iface = so_create (ac, av);
ITC_ctrl::connect (audio, EV_EXIT, &itcc, EV_EXIT);
ITC_ctrl::connect (audio, EV_QMIDI, model, EV_QMIDI);
ITC_ctrl::connect (audio, TO_MODEL, model, FM_AUDIO);
ITC_ctrl::connect (imidi, EV_EXIT, &itcc, EV_EXIT);
ITC_ctrl::connect (imidi, EV_QMIDI, model, EV_QMIDI);
ITC_ctrl::connect (imidi, TO_MODEL, model, FM_IMIDI);
ITC_ctrl::connect (model, EV_EXIT, &itcc, EV_EXIT);
ITC_ctrl::connect (model, TO_AUDIO, audio, FM_MODEL);
ITC_ctrl::connect (model, TO_SLAVE, slave, FM_MODEL);
ITC_ctrl::connect (model, TO_IFACE, iface, FM_MODEL);
ITC_ctrl::connect (slave, EV_EXIT, &itcc, EV_EXIT);
ITC_ctrl::connect (slave, TO_AUDIO, audio, FM_SLAVE);
ITC_ctrl::connect (slave, TO_MODEL, model, FM_SLAVE);
ITC_ctrl::connect (iface, EV_EXIT, &itcc, EV_EXIT);
ITC_ctrl::connect (iface, TO_MODEL, model, FM_IFACE);
audio->start ();
if (imidi->thr_start (SCHED_FIFO, audio->relpri () - 20, 0x00010000))
{
fprintf (stderr, "Warning: can't run midi thread in RT mode.\n");
imidi->thr_start (SCHED_OTHER, 0, 0x00010000);
}
if (model->thr_start (SCHED_FIFO, audio->relpri () - 30, 0x00010000))
{
fprintf (stderr, "Warning: can't run model thread in RT mode.\n");
model->thr_start (SCHED_OTHER, 0, 0x00010000);
}
slave->thr_start (SCHED_OTHER, 0, 0x00010000);
iface->thr_start (SCHED_OTHER, 0, 0x00010000);
signal (SIGINT, sigint_handler);
n = 4;
while (n)
{
itcc.get_event (1 << EV_EXIT);
{
if (n-- == 4)
{
imidi->terminate ();
model->terminate ();
slave->terminate ();
iface->terminate ();
}
}
}
delete audio;
delete imidi;
delete model;
delete slave;
delete iface;
dlclose (so_handle);
return 0;
}
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