// start the currently-loaded track playing at beat startbeat.
bool org_start(int startbeat)
{
org_stop(); // stop any old music
// set all the note-tracking stuff to starting values
song.beat = startbeat;
song.haslooped = false;
for(int i=0;i<16;i++)
{
song.instrument[i].curnote = 0;
note_channel[i].volume = ORG_MAX_VOLUME;
note_channel[i].panning = ORG_PAN_CENTERED;
note_channel[i].length = 0;
}
// fill the first buffer and play it to jumpstart the playback cycle
//lprintf(" ** org_start: Jumpstarting buffer cycle\n");
song.playing = true;
song.fading = false;
song.volume = OrgVolume;
SSSetVolume(ORG_CHANNEL, song.volume);
// kickstart the first buffer
current_buffer = 0;
generate_music();
queue_final_buffer();
buffers_full = 0; // tell org_run to generate the other buffer right away
return 0;
}
void org_close(void)
{
int d;
org_stop();
free_buffers();
for(d=0;d<NUM_DRUMS;d++)
if (drumtable[d].samples) free(drumtable[d].samples);
}
int SDL_main(int argc, char *argv[])
{
stat("Entering main loop");
testblit();
if (SSInit()) return 1;
if (pxt_init()) return 1;
if (pxt_LoadSoundFX(pxt_dir, sndcache, 0x75)) {
printf("Can't load\n");
return 1;
}
if (org_init(org_wavetable, pxt_dir, ORG_VOLUME))
{
staterr("Music failed to initialize");
return 1;
}
music(19);
while(!quitting)
{
org_run();
SDL_Event pie;
if (SDL_PollEvent(&pie))
{
if (pie.type == SDL_KEYDOWN) {
if(pie.key.keysym.sym == SDLK_F3)
quitting = true;
else if(pie.key.keysym.sym == SDLK_BTN_A)
pxt_Play(-1, 1, 1);
else if(pie.key.keysym.sym == SDLK_BTN_B)
org_stop();
else if(pie.key.keysym.sym == SDLK_BTN_Y)
music(random(1,42));
}
}
}
pxt_freeSoundFX();
SSClose();
return 0;
}
void music_set_enabled(int newstate)
{
if (newstate != settings->music_enabled)
{
stat("music_set_enabled(%d)", newstate);
settings->music_enabled = newstate;
bool play = should_music_play(cursong, newstate);
if (play != org_is_playing())
{
if (play)
start_track(cursong);
else
org_stop();
}
}
}
static void start_track(int songno)
{
char fname[MAXPATHLEN];
if (songno == 0)
{
org_stop();
return;
}
strcpy(fname, org_dir);
strcat(fname, org_names[songno]);
strcat(fname, ".org");
if (!org_load(fname))
{
org_start(0);
}
}
void music(int songno)
{
if (songno == cursong)
return;
lastsong = cursong;
cursong = songno;
stat(" >> music(%d)", songno);
if (songno != 0 && !should_music_play(songno, settings->music_enabled))
{
stat("Not playing track %d because music_enabled is %d", songno, settings->music_enabled);
org_stop();
return;
}
start_track(songno);
}
static void runfade()
{
uint32_t curtime = SDL_GetTicks();
if ((curtime - song.last_fade_time) >= 25)
{
int newvol = (song.volume - 1);
if (newvol <= 0)
{
song.fading = false;
org_stop();
}
else
{
org_set_volume(newvol);
}
song.last_fade_time = curtime;
}
}
void music(int songno)
{
org_stop();
start_track(songno);
}
