| (function() { |
| |
| var button = document.getElementById('render'); |
| var canvas = document.getElementById('canvas'); |
| var time = document.getElementById('time'); |
| |
| var run = function(e) { |
| canvas.width = parseInt(document.getElementById('imageWidth').value); |
| canvas.height = parseInt(document.getElementById('imageHeight').value); |
| canvas.getContext("2d").clearRect(0,0,canvas.width,canvas.height) |
| var start = performance.now(); |
| renderScene(e); |
| var stop = performance.now(); |
| time.innerHTML = Number(stop - start).toFixed(2).toString(); |
| }; |
| button.addEventListener('click', run); |
| })(); |