void digi_close(void) {
if(digi_initialised){
digi_reset_digi_sounds();
IDirectSound_Release(lpds);
}
digi_initialised = 0;
}
void digi_set_max_channels(int n)
{
OSErr err;
song_resource *song;
digi_max_channels = n;
if ( digi_max_channels < 1 )
digi_max_channels = 1;
if ( digi_max_channels > MAX_SOUND_CHANNELS )
digi_max_channels = MAX_SOUND_CHANNELS;
if ( !digi_initialized ) return;
if (digi_midi_song_playing)
digi_stop_current_song();
if (midi_volume <= 0)
ChangeSystemVoices(0, digi_max_channels/2, digi_max_channels);
else
ChangeSystemVoices(MAX_MUSIC_CHANNELS, 4 + (digi_max_channels/2), digi_max_channels);
if (digi_last_midi_song != 0)
digi_play_midi_song(digi_last_midi_song, digi_last_midi_song_loop);
digi_reset_digi_sounds();
}
//added on 980905 by adb to make sound channel setting work
void digi_set_max_channels(int n) {
digi_max_channels = n;
if ( digi_max_channels < 1 )
digi_max_channels = 1;
if ( digi_max_channels > (MAX_SOUND_SLOTS-MAX_SOUND_OBJECTS) )
digi_max_channels = (MAX_SOUND_SLOTS-MAX_SOUND_OBJECTS);
if ( !digi_initialised ) return;
digi_reset_digi_sounds();
}
void digi_init_sounds()
{
int i;
if (!digi_initialised) return;
digi_reset_digi_sounds();
for (i=0; i<MAX_SOUND_OBJECTS; i++ ) {
if (digi_sounds_initialized) {
if ( SoundObjects[i].flags & SOF_PLAYING ) {
DS_release_slot(SoundObjects[i].handle,1);
}
}
SoundObjects[i].flags = 0; // Mark as dead, so some other sound can use this sound
}
digi_sounds_initialized = 1;
}
void digi_init_sounds()
{
int i;
if (!digi_initialised) return;
digi_reset_digi_sounds();
for (i=0; i<MAX_SOUND_OBJECTS; i++ ) {
if (digi_sounds_initialized) {
if ( SoundObjects[i].flags & SOF_PLAYING ) {
LOCK();
SoundSlots[SoundObjects[i].handle].playing=0;
UNLOCK();
}
}
SoundObjects[i].flags = 0; // Mark as dead, so some other sound can use this sound
}
digi_sounds_initialized = 1;
}
int digi_init()
{
OSErr err;
// CFILE *fp;
int i;
if (!use_sounds)
return -1;
num_sounds = (sizeof(sound_list) / sizeof(short)) - 1;
i = MaxVoiceLoad();
err = InitSoundMusicSystem(MAX_MUSIC_CHANNELS, 4 + (digi_max_channels/2), digi_max_channels, digi_sound_quality);
// err = InitSoundMusicSystem(MAX_MUSIC_CHANNELS, 10, 16, digi_sound_quality);
if (err != noErr)
return -1;
master_save = GetMasterVolume();
if (master_save < 0)
master_save = 0;
else if ( master_save > 255 )
master_save = 255;
#ifdef MAC_SHAREWARE
PurgeSongs(1);
LockSongs(0);
#else
init_redbook();
#endif
digi_initialized = 1;
// set volumes and then out of here..
digi_set_master_volume(Config_master_volume);
digi_set_volume(digi_volume, midi_volume);
digi_reset_digi_sounds();
atexit(digi_close);
return 0;
}