<svg xmlns="http://www.w3.org/2000/svg"> | |
<pattern width="100%" height="100%" id="pattern" viewBox="0 0 100 100"> | |
<rect width="100" height="100" fill="gray"/> | |
</pattern> | |
<mask id="mask"> | |
<circle fill="url(#pattern)" cx="100" cy="100" r="100"/> | |
</mask> | |
<rect width="200" height="200" mask="url(#mask)" fill="url(#pattern)"/> | |
</svg> |