animate/webGl/my-threejs-test/node_modules/three/examples/jsm/offscreen/jank.js

46 lines
645 B
JavaScript

let interval = null;
let result = null;
function initJank() {
const button = document.getElementById( 'button' );
button.addEventListener( 'click', function () {
if ( interval === null ) {
interval = setInterval( jank, 1000 / 60 );
button.textContent = 'STOP JANK';
} else {
clearInterval( interval );
interval = null;
button.textContent = 'START JANK';
result.textContent = '';
}
} );
result = document.getElementById( 'result' );
}
function jank() {
let number = 0;
for ( let i = 0; i < 10000000; i ++ ) {
number += Math.random();
}
result.textContent = number;
}
export default initJank;