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  iOS 离屏渲染 - kaelinda

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          <h1>iOS 离屏渲染</h1>

        <div class="read-more clearfix">
          <span class="date">2018/3/3</span>

          <span>posted in&nbsp;</span>

              <span class="posted-in"><a href='ios.html'>iOS</a></span>


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      <h2 id="toc_0">触发方式</h2>

<p>设置以下方式会触发离屏渲染：</p>

<ul>
<li>shouldRasterize（光栅化）</li>
<li>masks（遮罩）</li>
<li>shadows（阴影）</li>
<li>edge antialiasing（抗锯齿）</li>
<li>group opacity（不透明）</li>
<li>复杂形状设置圆角等</li>
<li>渐变 </li>
</ul>


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