title: Y-axis scale independent, with double shadow
body: <p>Any questions about the use of reslove?,reslove independent &amp; shared,facet reslove independent &amp; shared,but looks not work.now Y-axis scale independent, with double shadowm,actually just need share the same Y-axis, code reproduce via this link <a href="https://vega.github.io/editor/#/edited" rel="nofollow noreferrer">https://vega.github.io/editor/#/edited</a></p>
  <pre><code> {
    &quot;$schema&quot;: &quot;https://vega.github.io/schema/vega-lite/v5.json&quot;,
    &quot;data&quot;: {&quot;url&quot;: &quot;data/cars.json&quot;},
    &quot;facet&quot;: { &quot;row&quot;: { &quot;field&quot;: &quot;Name&quot;} },
    &quot;resolve&quot;: {
      &quot;axis&quot;: { &quot;x&quot;: &quot;independent&quot;, &quot;y&quot;: &quot;independent&quot; }
    },
    &quot;spec&quot;: {
      &quot;encoding&quot;: {
          &quot;x&quot;: { &quot;field&quot;: &quot;Cylinders&quot;, &quot;type&quot;: &quot;quantitative&quot;},
          &quot;y&quot;: {
              &quot;type&quot;: &quot;quantitative&quot;,
              &quot;scale&quot;: { &quot;zero&quot;: true},
              &quot;axis&quot;: { &quot;orient&quot;: &quot;left&quot;}
          }
      },
      &quot;layer&quot;:[
         { 
          &quot;mark&quot;: &quot;bar&quot;,
          &quot;encoding&quot;: {
              &quot;y&quot;: {&quot;field&quot;: &quot;Acceleration&quot;, &quot;type&quot;: &quot;quantitative&quot;,&quot;aggregate&quot;:&quot;count&quot;}}
         },
         { 
          &quot;mark&quot;: &quot;bar&quot;,
          &quot;encoding&quot;: {
              &quot;y&quot;: {&quot;field&quot;: &quot;Acceleration&quot;, &quot;type&quot;: &quot;quantitative&quot;,&quot;aggregate&quot;:&quot;sum&quot;}}
         }
      ],
      &quot;resolve&quot;: {
          &quot;scale&quot;: { &quot;y&quot;: &quot;independent&quot; }
      }
    }}
  </code></pre>
  <p><a href="https://i.stack.imgur.com/IK3h0.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/IK3h0.png" alt="enter image description here" /></a></p>