我知道Inkscape没有平整功能，但是我有一个svg文件中的三个对象，我想将它们合并成一个。这是对Material Design图标目录的贡献，因此必须是单路径SVG。然而，当我“联合”这些对象时，其中两个内部对象变得更薄了。如果我“组合”它们，外部对象就会变得更胖。我认为这可能与描边和填充有关，但调整这些并没有改变任何东西。难道没有一种将可见内容转换为一个形状的函数吗？
这是原始的SVG：
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg
xmlns:dc="http://purl.org/dc/elements/1.1/"
xmlns:cc="http://creativecommons.org/ns#"
xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
xmlns:svg="http://www.w3.org/2000/svg"
xmlns="http://www.w3.org/2000/svg"
xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
version="1.1"
width="24"
height="24"
viewBox="0 0 24 24"
id="svg4"
sodipodi:docname="pentagram-circle-outline.svg"
inkscape:version="0.92.4 (5da689c313, 2019-01-14)">
<metadata
id="metadata10">
<rdf:RDF>
<cc:Work
rdf:about="">
<dc:format>image/svg+xml</dc:format>
<dc:type
rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
<dc:title />
</cc:Work>
</rdf:RDF>
</metadata>
<defs
id="defs8" />
<sodipodi:namedview
pagecolor="#ffffff"
bordercolor="#666666"
borderopacity="1"
objecttolerance="10"
gridtolerance="10"
guidetolerance="10"
inkscape:pageopacity="0"
inkscape:pageshadow="2"
inkscape:window-width="1722"
inkscape:window-height="999"
id="namedview6"
showgrid="false"
inkscape:zoom="27.812867"
inkscape:cx="12.701976"
inkscape:cy="11.744741"
inkscape:window-x="0"
inkscape:window-y="0"
inkscape:window-maximized="0"
inkscape:current-layer="svg4" />
<path
d="M 12 2 C 6.47 2 2 6.5 2 12 A 10 10 0 0 0 12 22 A 10 10 0 0 0 22 12 A 10 10 0 0 0 12 2 z M 12 4 A 8 8 0 0 1 19.722656 9.9179688 A 7.5696538 7.4413764 5.2319768 0 1 19.722656 9.9199219 A 7.5696538 7.4413764 5.2319768 0 1 20.044922 11.904297 A 7.5696538 7.4413764 5.2319768 0 1 19.140625 15.587891 A 8 8 0 0 1 12 20 A 8 8 0 0 1 4 12 A 8 8 0 0 1 12 4 z "
id="path2"
style="fill:#000000;fill-opacity:1;stroke:#000000;stroke-opacity:1;stroke-width:0;stroke-miterlimit:4;stroke-dasharray:none" />
<path
inkscape:connector-curvature="0"
style="display:inline;fill:#030000;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.40000001;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
d="M 12.091785,4.6840407 7.6392526,17.907485 12.129207,14.886198 16.54432,17.867474 Z m -0.03789,2.140559 3.126247,9.3421803 -3.107775,-2.180816 -3.1262453,2.180816 z"
id="path4048"
sodipodi:nodetypes="cccccccccc" />
<path
inkscape:connector-curvature="0"
style="display:inline;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:#000000;stroke-width:0.40000001;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
d="m 4.8751298,9.9191537 6.5719872,4.4869193 h 1.36418 l 6.33373,-4.4296539 z M 7.2977352,10.665597 H 16.96068 l -4.906786,3.380383 z"
id="path3166"
sodipodi:nodetypes="ccccccccc" />
</svg>