audio.js

function playBeep(e){var t=new AudioContext,n=t.createOscillator();n.type="square",n.frequency.value=10*e,n.connect(t.destination),n.start(),setTimeout(function(){n.stop()},100)}function playGameOverSound(){var e=new AudioContext,t=e.createOscillator();t.type="square",t.frequency.value=800,t.connect(e.destination),t.start(),[400,380,360,340,320,300,280,260,240].forEach((n,i)=>{t.frequency.setValueAtTime(n,e.currentTime+.5*i),t.frequency.setValueAtTime(n,e.currentTime+(i+.5)*.5)}),setTimeout(function(){t.stop()},5e3)}function playIntroMusic(){let e=window.AudioContext||window.webkitAudioContext,t=new e,n=[329.63,391.99,466.16,466.16,391.99,329.63,391.99,466.16,466.16,391.99,349.23,391.99,466.16,466.16,391.99,349.23,391.99,466.16,466.16,391.99,329.63,391.99,466.16,466.16,391.99,329.63,391.99,466.16,466.16,391.99,349.23,391.99,466.16,466.16,391.99,349.23,391.99,466.16,466.16,391.99,349.23,391.99,466.16,466.16,466.16,466.16,466.16,466.16,466.16,466.16,523.25,587.33,622.25,622.25,587.33,523.25,587.33,622.25,622.25,587.33,587.33,659.26,587.33,523.25,466.16],i=t.createOscillator(),a=t.createGain();i.connect(a),a.connect(t.destination),i.type="sine",a.gain.value=.2,i.start();let _=t.currentTime+.1;n.forEach((e,t)=>{let n=_+.5*t;i.frequency.setValueAtTime(e,n),a.gain.setValueAtTime(.2,n)});let c=_+.5*n.length;i.stop(c)}function playPowerUpSound(){let e=window.AudioContext||window.webkitAudioContext,t=new e,n=t.createOscillator(),i=t.createGain();n.connect(i),i.connect(t.destination),n.type="sine",n.frequency.setValueAtTime(100,t.currentTime),n.frequency.exponentialRampToValueAtTime(1e3,t.currentTime+.5),i.gain.setValueAtTime(.1,t.currentTime),i.gain.exponentialRampToValueAtTime(1,t.currentTime+.5),n.start(),n.stop(t.currentTime+.8)}