npm install stats.jsstats.js
========
#### JavaScript Performance Monitor ####
This class provides a simple info box that will help you monitor your code performance.
* FPS Frames rendered in the last second. The higher the number the better.
* MS Milliseconds needed to render a frame. The lower the number the better.
* MB MBytes of allocated memory. (Run Chrome with --enable-precise-memory-info)
* CUSTOM User-defined panel support.
!fps.png
!ms.png
!mb.png
!custom.png
``javascript
var stats = new Stats();
stats.showPanel( 1 ); // 0: fps, 1: ms, 2: mb, 3+: custom
document.body.appendChild( stats.dom );
function animate() {
stats.begin();
// monitored code goes here
stats.end();
requestAnimationFrame( animate );
}
requestAnimationFrame( animate );
`
You can add this code to any page using the following bookmarklet:
`javascript``
javascript:(function(){var script=document.createElement('script');script.onload=function(){var stats=new Stats();document.body.appendChild(stats.dom);requestAnimationFrame(function loop(){stats.update();requestAnimationFrame(loop)});};script.src='//rawgit.com/mrdoob/stats.js/master/build/stats.min.js';document.head.appendChild(script);})()