増井 - オシレータ

code:osc.js

freq = $('<div>').text('440').appendTo($('body')) // div for freq

freqval = 440;

osc = new p5.TriOsc(); // set frequency and type

osc.amp(0.5);

osc.start();

$('<div>').appendTo($('body')).slider({ // jQuery UI slider

min: 50,

max: 1200,

value: 440,

slide: (event, ui) => {

freqval = ui.value

osc.freq(freqval)

freq.text(freqval)

osc.start()

}

});