ioslayershadowperformance

2017年8月20日 — There are two different uses for the shadowPath property on CALayer : Improving the performance of having a shadow; Creating shadows that ...

2012年4月3日 — I added a shadow to the layer that contains the tableView and the scrolling becomes choppy. However, setting shouldRasterize = YES resolved the ...

2012年4月12日 — QuartzCore .layer.shadow's suck up performance. They appear to need to be re-rendered every time something changes, causing everything to lag.

The second new technique in this code is rendering layer shadows. iOS lets you add a basic shadow to any of its views, and it's a simple way to make something ...

2015年7月8日 — Summary. If you want to use shadows on your views then you should probably also set the shadowPath on your view to ensure proper performance.

2013年9月6日 — Well, a very interesting point is that shadows are applied based on the alpha channel of your layer, pixel by pixel. This means that if you have ...

It's very easy to add drop shadows to your views in iOS. What's not so easy is making sure that they have good performance. Previously, I was adding a drop ...

2013年7月12日 — You can greatly improve the performance of a CALayer's shadow by using its shadowPath property—this allows it to draw the shadow without having ...

2023年5月5日 — CALayer shadow performance, Iphone - Animation's performance is very poor when view's shadow is on, Stop CALayer shadow from affecting ...

Setting shadows on the iOS UI elements can be done very easy. There are few properties in layer support of UI elements which can be used.