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experiment with using sprite’s sounds as instrument for play note block

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This commit is contained in:
Eric Rosenbaum 2016-11-09 10:43:46 -05:00
parent a4e18dc2f4
commit 588adb8b72
1 changed files with 24 additions and 3 deletions
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27
src/index.js
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@ -43,6 +43,7 @@ function AudioEngine (sounds) {
'tenor_sax', 'flute', 'pan_flute', 'bassoon', 'choir_aahs', 'vibraphone',
'music_box', 'steel_drums', 'marimba', 'lead_1_square', 'fx_4_atmosphere'];
this.instrumentNum;
this.setInstrument(0);
// tempo in bpm (beats per minute)
@ -105,9 +106,26 @@ AudioEngine.prototype.playSound = function (index) {
};
AudioEngine.prototype.playNoteForBeats = function (note, beats) {
this.instrument.play(
note, Tone.context.currentTime, {duration : Number(beats)}
);
// this.instrument.play(
// note, Tone.context.currentTime, {duration : Number(beats)}
// );
// if the soundplayer exists and its buffer has loaded
if (this.soundPlayers[this.instrumentNum] && this.soundPlayers[this.instrumentNum].buffer.loaded) {
// create a new buffer source to play the sound
var bufferSource = new Tone.BufferSource(this.soundPlayers[this.instrumentNum].buffer.get());
bufferSource.connect(this.effectsNode);
bufferSource.start('+0', 0, beats);
var ratio = this.tone.intervalToFrequencyRatio(note - 60);
bufferSource.playbackRate.value = ratio;
return new Promise(function (resolve) {
setTimeout( function () {
resolve();
}, 1000 * beats);
});
}
};
AudioEngine.prototype.playThereminForBeats = function (note, beats) {
@ -238,12 +256,15 @@ AudioEngine.prototype._getPitchRatio = function () {
};
AudioEngine.prototype.setInstrument = function (instrumentNum) {
this.instrumentNum = instrumentNum;
/*
return Soundfont.instrument(Tone.context, this.instrumentNames[instrumentNum]).then(
function (inst) {
this.instrument = inst;
this.instrument.connect(this.effectsNode);
}.bind(this)
);
*/
};
AudioEngine.prototype.clearEffects = function () {