| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>backdrop-filter: Correctly apply reference filter</title> |
| <link rel="author" title="Mason Freed" href="mailto:masonfreed@chromium.org"> |
| <link rel="help" href="https://drafts.fxtf.org/filter-effects-2/#BackdropFilterProperty"> |
| <link rel="match" href="backdrop-filter-clip-rect-ref.html"> |
| |
| <div> |
| <p>Expected: A green box, color-inverted inside the short, wide box with a<br> |
| blue border and rounded corners, and not color-inverted anywhere else. In<br> |
| particular, there should be no color inversion inside the tall, narrow box,<br> |
| or anywhere outside that.</p> |
| </div> |
| <div class="box"></div> |
| <div class="navbar"> |
| <div class="menu"></div> |
| <div class="menu2"></div> |
| </div> |
| |
| <svg xmlns="http://www.w3.org/2000/svg" version="1.1" style="display:none"> |
| <defs> |
| <filter id="svgInvert"> |
| <feColorMatrix in="SourceGraphic" type="matrix" values="-1 0 0 0 1 |
| 0 -1 0 0 1 |
| 0 0 -1 0 1 |
| 0 0 0 1 0"/> |
| </filter> |
| </defs> |
| </svg> |
| |
| <style> |
| div { |
| position: absolute; |
| } |
| .box { |
| width: 200px; |
| height: 200px; |
| top: 100px; |
| left: 100px; |
| background: green; |
| } |
| .navbar { |
| width: 300px; |
| height: 50px; |
| top: 150px; |
| left: 50px; |
| border: 2px solid blue; |
| backdrop-filter: url(#svgInvert); |
| border-radius: 10px 20px 30px 40px; |
| } |
| .menu { |
| width: 100px; |
| height: 150px; |
| top: 50px; |
| left: 95px; |
| border: 2px solid red; |
| } |
| .menu2 { |
| width: 100px; |
| height: 30px; |
| top: -34px; |
| left: 95px; |
| border: 2px solid red; |
| } |
| </style> |
