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How many times does requestAnimationFrame run?
The standard requestAnimationFrame runs at around 60fps under ideal conditions (or once every 16.7ms), in sync with the refresh rate of the typical monitor.
What does requestAnimationFrame return?
requestAnimationFrame() method tells the browser that you wish to perform an animation and requests that the browser calls a specified function to update an animation before the next repaint. The method takes a callback as an argument to be invoked before the repaint.
What should the frame rate be for requestanimationframe?
With requestAnimationFrame, your frame rate is typically around 60 frames per second (FPS). To repeat that differently, this means your requestAnimationFrame function and related code have the potential to refresh your screen 60 times every second.
How to cancel an animation with requestanimationframe?
The requestAnimationFrame method will return a requestID that can be used for cancelling the scheduled animation frame. To cancel a scheduled animation frame you can use the cancelAnimationFrame method. This method should be passed the requestID for the frame you wish to cancel. You’ll see how to keep track of the current requestID later.
What’s the difference between JavaScript and requestanimationframe?
If you are creating your animation using JavaScript, things are a bit different. Instead of the browser giving you some assistance, you are left on your own. It is up to you to make sure your animation runs smoothly while at the same time taking into account the various factors that could affect your animation’s performance.
When to call requestanimationframe in setTimeout?
If your animation requires a different frames per second (up to 60 fps) or simply doesn’t require that high a level of refresh rate, you can slow it down by calling requestAnimationFrame inside setTimeout (). That way, you get the desired frame rate while reaping the benefits of requestAnimationFrame: ?