John Alanbrook
7152ae093e
Some checks failed
Build and Deploy / package-dist (push) Has been cancelled
Build and Deploy / deploy-itch (push) Has been cancelled
Build and Deploy / deploy-gitea (push) Has been cancelled
Build and Deploy / build-windows (CLANG64) (push) Has been cancelled
Build and Deploy / build-linux (push) Has been cancelled
107 lines
2.2 KiB
JavaScript
107 lines
2.2 KiB
JavaScript
var soloud = use('soloud')
|
|
var tween = use('tween')
|
|
var io = use('io')
|
|
var res = use('resources')
|
|
var doc = use('doc')
|
|
|
|
soloud.init();
|
|
|
|
var audio = {};
|
|
audio[doc.sym] = `Audio docs.`
|
|
|
|
var pcms = {};
|
|
|
|
audio.pcm = function pcm(file)
|
|
{
|
|
file = res.find_sound(file);
|
|
if (!file) throw new Error(`Could not findfile ${file}`);
|
|
if (pcms[file]) return pcms[file];
|
|
var bytes = io.slurpbytes(file)
|
|
var newpcm = soloud.load_wav_mem(io.slurpbytes(file));
|
|
pcms[file] = newpcm;
|
|
return newpcm;
|
|
}
|
|
|
|
audio.play = function play(file) {
|
|
var pcm = audio.pcm(file);
|
|
if (!pcm) return;
|
|
return soloud.play(pcm);
|
|
};
|
|
audio.play[doc.sym] = `Given a file path, plays a sound. Returns a sound object.`
|
|
|
|
audio.cry = function cry(file) {
|
|
var voice = audio.play(file);
|
|
if (!voice) return;
|
|
return function() {
|
|
voice.stop();
|
|
voice = undefined;
|
|
}
|
|
};
|
|
audio.cry[doc.sym] =
|
|
`Given a file path, plays a sound. Invoke the returned object to stop it.`
|
|
|
|
var song;
|
|
|
|
// Play 'file' for new song, cross fade for seconds
|
|
audio.music = function music(file, fade = 0.5) {
|
|
if (!file) {
|
|
if (song) song.volume = 0;
|
|
return;
|
|
}
|
|
|
|
if (!fade) {
|
|
song = audio.play(file);
|
|
song.loop = true;
|
|
return;
|
|
}
|
|
|
|
if (!song) {
|
|
song = audio.play(file);
|
|
song.volume = 1;
|
|
// tween.tween(song,'volume', 1, fade);
|
|
return;
|
|
}
|
|
|
|
var temp = audio.play(file);
|
|
if (!temp) return;
|
|
|
|
temp.volume = 1;
|
|
var temp2 = song;
|
|
// tween.tween(temp, 'volume', 1, fade);
|
|
// tween.tween(temp2, 'volume', 0, fade);
|
|
song = temp;
|
|
song.loop = true;
|
|
};
|
|
audio.music[doc.sym] = `Play the given music file, with an optional cross fade. The song will loop. When this is invoked again, the previous music is replaced.`
|
|
|
|
var ss = use('sdl_audio')
|
|
|
|
var feeder = ss.open_stream("playback")
|
|
|
|
feeder.set_format({format:"f32", channels:2,samplerate:44100})
|
|
|
|
feeder.resume()
|
|
|
|
var FRAMES = 1024
|
|
var CHANNELS = 2
|
|
var BYTES_PER_F = 4
|
|
var SAMPLES = FRAMES * CHANNELS
|
|
var CHUNK_BYTES = FRAMES * CHANNELS * BYTES_PER_F
|
|
|
|
var mixview = new Float32Array(FRAMES*CHANNELS)
|
|
var mixbuf = mixview.buffer
|
|
|
|
function pump()
|
|
{
|
|
if (feeder.queued() < CHUNK_BYTES*3) {
|
|
var mm = soloud.mix(FRAMES)
|
|
feeder.put(mm)
|
|
}
|
|
|
|
$_.delay(pump, 1/240)
|
|
}
|
|
|
|
pump()
|
|
|
|
return audio;
|