Given the following SVG:
<svg id="svg1" viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg">
<title>lighting-color=hsla (SVG 2)</title>
<desc>Looks like alpha should be ignored.</desc>
<radialGradient id="rg1" r="0.5">
<stop offset="0.5" stop-color="white"/>
<stop offset="1" stop-color="black" stop-opacity="0"/>
</radialGradient>
<filter id="filter1" color-interpolation-filters="sRGB">
<feSpecularLighting in="SourceAlpha" lighting-color="hsla(120, 100%, 25%, 0.5)"
specularConstant="8" specularExponent="10">
<fePointLight x="100" y="100" z="10"/>
</feSpecularLighting>
</filter>
<rect id="rect1" x="20" y="20" width="160" height="160"
fill="url(#rg1)" filter="url(#filter1)"/>
<!-- image frame -->
<rect id="frame" x="1" y="1" width="198" height="198" fill="none" stroke="black"/>
</svg>
Rendering with cargo run -- test.svg test.png --background white yields the following result:

As you can see, there is a pretty clear white circle around the center.
Now I render with cargo run -- test.svg test.png --background white --zoom 4 and I get:

If you look closely, there is still a very dim white circle around it, but it's much less visible than before. Is this intended?
Given the following SVG:
Rendering with

cargo run -- test.svg test.png --background whiteyields the following result:As you can see, there is a pretty clear white circle around the center.
Now I render with

cargo run -- test.svg test.png --background white --zoom 4and I get:If you look closely, there is still a very dim white circle around it, but it's much less visible than before. Is this intended?