diff options
| -rw-r--r-- | src/proxyWorker.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/proxyWorker.js b/src/proxyWorker.js index fdec236b..2919fb10 100644 --- a/src/proxyWorker.js +++ b/src/proxyWorker.js @@ -66,6 +66,24 @@ window.scrollX = window.scrollY = 0; // TODO: proxy these window.WebGLRenderingContext = WebGLWorker; +window.requestAnimationFrame = (function() { + // similar to Browser.requestAnimationFrame + var nextRAF = 0; + return function(func) { + // try to keep 60fps between calls to here + var now = Date.now(); + if (nextRAF === 0) { + nextRAF = now + 1000/60; + } else { + while (now + 2 >= nextRAF) { // fudge a little, to avoid timer jitter causing us to do lots of delay:0 + nextRAF += 1000/60; + } + } + var delay = Math.max(nextRAF - now, 0); + setTimeout(func, delay); + }; +})(); + var webGLWorker = new WebGLWorker(); var document = new EventListener(); |