22 lines
545 B
HTML
22 lines
545 B
HTML
<!doctype html>
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<meta name="viewport" content="initial-scale=1.0">
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<script>
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var c=new AudioContext();
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var m=[147, 2, 147, 2, 294, 4, 220, 6, 208, 4, 196, 4, 175, 4, 147, 2, 175, 2, 196, 2];
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var r=.08;
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function n(f,t,u) {
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var o=c.createOscillator();
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var g=c.createGain();
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o.connect(g);
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g.connect(c.destination);
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o.frequency.value = f;
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o.start(t*r);
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o.stop(u*r-r);
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}
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function p() {
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for(i=0,t=0;i<m.length;i+=2) {
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n(m[i],t,t+=m[i+1]);
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}
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}
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document.write('<button onclick="p()">play</button>');
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</script>
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