audio-buffer-instrument/index.js

Simple webaudio module that creates instruments from audio-buffers

// From: https://dev.opera.com/articles/drum-sounds-webaudio/
function audioBufferInstrument(context, buffer) {
    this.context = context;
    this.buffer = buffer;
}

audioBufferInstrument.prototype.setup = function () {
    this.source = this.context.createBufferSource();
    this.source.buffer = this.buffer;
    this.source.connect(this.context.destination);
};

audioBufferInstrument.prototype.get = function () {
    this.source = this.context.createBufferSource();
    this.source.buffer = this.buffer;
    return this.source;
};

audioBufferInstrument.prototype.trigger = function (time) {
    this.setup();
    this.source.start(time);
};

module.exports = audioBufferInstrument;