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oapy/design/oaLayerHalo.html
2026-06-02 14:14:41 +08:00

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47 KiB
HTML

<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>oaLayerHalo</title>
<style>
body {
margin: 0;
background: #0d0b0b;
color: #f5f1ec;
font-family: Arial, Helvetica, sans-serif;
line-height: 1.5;
}
a {
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color: #fff4ea;
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}
.brand {
font-size: 28px;
font-weight: 700;
color: #fff8f2;
margin: 0 0 10px;
}
.tabs {
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flex-wrap: wrap;
gap: 6px;
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.tab {
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padding: 6px 12px;
border: 1px solid #6f3d2d;
background: #151111;
color: #f2d6c2;
font-size: 13px;
}
.tab.active {
background: #4b2317;
font-weight: 700;
color: #fff8f2;
}
.layout {
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margin: 0 auto;
display: grid;
grid-template-columns: 280px minmax(0, 1fr);
gap: 28px;
padding: 24px 24px 40px;
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.sidebar-panel {
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margin-bottom: 16px;
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.sidebar-body {
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border: 1px solid #6f3d2d;
background: #0d0b0b;
color: #f5f1ec;
font-size: 13px;
margin-bottom: 8px;
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.sidebar-search::placeholder {
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color: #fff8f2;
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.sidebar-body li + li {
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grid-template-columns: minmax(0, 1fr);
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align-items: start;
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.doc {
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background: #120f0f;
padding: 24px 28px 32px;
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.toc-panel {
border: 1px solid #6f3d2d;
background: #151111;
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position: sticky;
top: 16px;
margin-bottom: 16px;
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box-sizing: border-box;
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align-items: center;
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padding: 12px 14px;
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color: #fff1e8;
cursor: pointer;
font-size: 14px;
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.toc-toggle:hover {
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.toc-body {
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padding: 14px 16px;
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color: #fff1e8;
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padding: 0;
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.toc-panel li + li {
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.toc-panel a {
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.crumbs {
color: #c8a995;
font-size: 13px;
margin-bottom: 14px;
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.meta {
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background: #151111;
padding: 10px 12px;
margin: 16px 0 20px;
font-size: 13px;
}
.meta div + div {
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}
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font-size: 34px;
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}
.doc h2 {
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padding-bottom: 4px;
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color: #fff1e8;
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.doc h3 {
margin: 22px 0 10px;
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color: #f7e1d5;
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.doc p, .doc li {
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.doc pre {
overflow-x: auto;
background: #0d0b0b;
border: 1px solid #6f3d2d;
padding: 12px 14px;
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.doc code {
font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
font-size: 12px;
overflow-wrap: anywhere;
word-break: break-word;
color: #f7e1d5;
}
.doc table {
width: 100%;
border-collapse: collapse;
margin: 12px 0 18px;
font-size: 13px;
table-layout: fixed;
}
.doc th, .doc td {
border: 1px solid #6f3d2d;
padding: 7px 9px;
vertical-align: top;
text-align: left;
overflow-wrap: anywhere;
word-break: break-word;
}
.doc th {
background: #2a1713;
color: #fff1e8;
}
.doc blockquote {
margin: 14px 0;
padding: 8px 12px;
border-left: 4px solid #8a4a36;
background: #151111;
color: #f2d6c2;
}
.search-panel {
border: 1px solid #6f3d2d;
background: #151111;
padding: 16px 18px;
margin-bottom: 20px;
}
.search-panel input {
width: 100%;
box-sizing: border-box;
padding: 8px 10px;
border: 1px solid #6f3d2d;
background: #0d0b0b;
color: #f5f1ec;
font-size: 14px;
}
.search-panel input::placeholder {
color: #c8a995;
}
.search-results {
list-style: none;
padding: 0;
margin: 16px 0 0;
}
.search-results li {
border-top: 1px solid #4b2317;
padding: 10px 0;
}
.search-results li.hidden {
display: none;
}
.search-results a {
font-weight: 700;
}
.search-results .module-tag {
display: inline-block;
margin-left: 8px;
padding: 2px 6px;
border: 1px solid #8a4a36;
background: #2a1713;
color: #f2d6c2;
font-size: 12px;
}
.search-results .result-path {
margin-top: 4px;
color: #c8a995;
font-size: 12px;
}
.footer {
max-width: 1440px;
margin: 0 auto;
padding: 0 20px 28px;
color: #b89481;
font-size: 12px;
}
.doc > * {
min-width: 0;
}
@media (max-width: 960px) {
.layout {
grid-template-columns: 1fr;
}
.content-grid {
grid-template-columns: 1fr;
}
.toc-panel {
position: static;
}
}
</style>
</head>
<body>
<div class="topbar">
<div class="topbar-inner">
<div class="brand"><a href="../index.html">AIVI / oapy API 中文文档</a></div>
<div class="tabs"><a class="tab" href="../base/index.html">base</a><a class="tab" href="../common/index.html">common</a><a class="tab" href="../cms/index.html">cms</a><a class="tab" href="../dm/index.html">dm</a><a class="tab active" href="../design/index.html">design</a><a class="tab" href="../tech/index.html">tech</a><a class="tab" href="../wafer/index.html">wafer</a></div>
</div>
</div>
<div class="layout">
<aside class="sidebar"><div class="sidebar-panel"><div class="sidebar-title">模块</div><div class="sidebar-body"><ul><li><a href="../classes.html">全部类</a></li><li><a href="../base/index.html">base</a></li><li><a href="../common/index.html">common</a></li><li><a href="../cms/index.html">cms</a></li><li><a href="../dm/index.html">dm</a></li><li><a class="active-link" href="../design/index.html">design</a></li><li><a href="../tech/index.html">tech</a></li><li><a href="../wafer/index.html">wafer</a></li></ul></div></div><div class="sidebar-panel"><div class="sidebar-title">design 类</div><div class="sidebar-body"><input class="sidebar-search" type="search" placeholder="筛选类" data-class-filter><ul><li data-class-item data-class-name="iregionqueryplugmgr"><a href="IRegionQueryPlugMgr.html">IRegionQueryPlugMgr</a></li><li data-class-item data-class-name="oaanalysisoppoint"><a href="oaAnalysisOpPoint.html">oaAnalysisOpPoint</a></li><li data-class-item data-class-name="oaanalysispoint"><a href="oaAnalysisPoint.html">oaAnalysisPoint</a></li><li data-class-item data-class-name="oaanalysispointarray"><a href="oaAnalysisPointArray.html">oaAnalysisPointArray</a></li><li data-class-item data-class-name="oaarc"><a href="oaArc.html">oaArc</a></li><li data-class-item data-class-name="oaareablockage"><a href="oaAreaBlockage.html">oaAreaBlockage</a></li><li data-class-item data-class-name="oaareaboundary"><a href="oaAreaBoundary.html">oaAreaBoundary</a></li><li data-class-item data-class-name="oaareahalo"><a href="oaAreaHalo.html">oaAreaHalo</a></li><li data-class-item data-class-name="oaarrayinst"><a href="oaArrayInst.html">oaArrayInst</a></li><li data-class-item data-class-name="oaassignassignment"><a href="oaAssignAssignment.html">oaAssignAssignment</a></li><li data-class-item data-class-name="oaassignvalue"><a href="oaAssignValue.html">oaAssignValue</a></li><li data-class-item data-class-name="oaassignednetspec"><a href="oaAssignedNetSpec.html">oaAssignedNetSpec</a></li><li data-class-item data-class-name="oaassignment"><a href="oaAssignment.html">oaAssignment</a></li><li data-class-item data-class-name="oaassignmentattrtype"><a href="oaAssignmentAttrType.html">oaAssignmentAttrType</a></li><li data-class-item data-class-name="oaassignmentdef"><a href="oaAssignmentDef.html">oaAssignmentDef</a></li><li data-class-item data-class-name="oaattrdisplay"><a href="oaAttrDisplay.html">oaAttrDisplay</a></li><li data-class-item data-class-name="oaattrtype"><a href="oaAttrType.html">oaAttrType</a></li><li data-class-item data-class-name="oabasememnetcollection"><a href="oaBaseMemNetCollection.html">oaBaseMemNetCollection</a></li><li data-class-item data-class-name="oabasememnetiter"><a href="oaBaseMemNetIter.html">oaBaseMemNetIter</a></li><li data-class-item data-class-name="oabitinst"><a href="oaBitInst.html">oaBitInst</a></li><li data-class-item data-class-name="oabitnet"><a href="oaBitNet.html">oaBitNet</a></li><li data-class-item data-class-name="oabitorder"><a href="oaBitOrder.html">oaBitOrder</a></li><li data-class-item data-class-name="oabitterm"><a href="oaBitTerm.html">oaBitTerm</a></li><li data-class-item data-class-name="oablock"><a href="oaBlock.html">oaBlock</a></li><li data-class-item data-class-name="oablockdomainvisibility"><a href="oaBlockDomainVisibility.html">oaBlockDomainVisibility</a></li><li data-class-item data-class-name="oablockobject"><a href="oaBlockObject.html">oaBlockObject</a></li><li data-class-item data-class-name="oablockage"><a href="oaBlockage.html">oaBlockage</a></li><li data-class-item data-class-name="oablockagequery"><a href="oaBlockageQuery.html">oaBlockageQuery</a></li><li data-class-item data-class-name="oablockagetype"><a href="oaBlockageType.html">oaBlockageType</a></li><li data-class-item data-class-name="oaboundary"><a href="oaBoundary.html">oaBoundary</a></li><li data-class-item data-class-name="oaboundaryquery"><a href="oaBoundaryQuery.html">oaBoundaryQuery</a></li><li data-class-item data-class-name="oabundlenet"><a href="oaBundleNet.html">oaBundleNet</a></li><li data-class-item data-class-name="oabundleterm"><a href="oaBundleTerm.html">oaBundleTerm</a></li><li data-class-item data-class-name="oabusnet"><a href="oaBusNet.html">oaBusNet</a></li><li data-class-item data-class-name="oabusnetbit"><a href="oaBusNetBit.html">oaBusNetBit</a></li><li data-class-item data-class-name="oabusnetdef"><a href="oaBusNetDef.html">oaBusNetDef</a></li><li data-class-item data-class-name="oabusterm"><a href="oaBusTerm.html">oaBusTerm</a></li><li data-class-item data-class-name="oabustermbit"><a href="oaBusTermBit.html">oaBusTermBit</a></li><li data-class-item data-class-name="oabustermdef"><a href="oaBusTermDef.html">oaBusTermDef</a></li><li data-class-item data-class-name="oacmap"><a href="oaCMap.html">oaCMap</a></li><li data-class-item data-class-name="oacelltype"><a href="oaCellType.html">oaCellType</a></li><li data-class-item data-class-name="oacluster"><a href="oaCluster.html">oaCluster</a></li><li data-class-item data-class-name="oaclusterboundary"><a href="oaClusterBoundary.html">oaClusterBoundary</a></li><li data-class-item data-class-name="oaclustertype"><a href="oaClusterType.html">oaClusterType</a></li><li data-class-item data-class-name="oaconnfig"><a href="oaConnFig.html">oaConnFig</a></li><li data-class-item data-class-name="oaconnstatus"><a href="oaConnStatus.html">oaConnStatus</a></li><li data-class-item data-class-name="oaconnectdef"><a href="oaConnectDef.html">oaConnectDef</a></li><li data-class-item data-class-name="oacoreboxspec"><a href="oaCoreBoxSpec.html">oaCoreBoxSpec</a></li><li data-class-item data-class-name="oacouplingcap"><a href="oaCouplingCap.html">oaCouplingCap</a></li><li data-class-item data-class-name="oacustomvia"><a href="oaCustomVia.html">oaCustomVia</a></li><li data-class-item data-class-name="oacustomviaheader"><a href="oaCustomViaHeader.html">oaCustomViaHeader</a></li><li data-class-item data-class-name="oadesign"><a href="oaDesign.html">oaDesign</a></li><li data-class-item data-class-name="oadesignarray"><a href="oaDesignArray.html">oaDesignArray</a></li><li data-class-item data-class-name="oadesignattrtype"><a href="oaDesignAttrType.html">oaDesignAttrType</a></li><li data-class-item data-class-name="oadesigndatatype"><a href="oaDesignDataType.html">oaDesignDataType</a></li><li data-class-item data-class-name="oadesignerror"><a href="oaDesignError.html">oaDesignError</a></li><li data-class-item data-class-name="oadesignexception"><a href="oaDesignException.html">oaDesignException</a></li><li data-class-item data-class-name="oadesignobject"><a href="oaDesignObject.html">oaDesignObject</a></li><li data-class-item data-class-name="oadesignundoobserver"><a href="oaDesignUndoObserver.html">oaDesignUndoObserver</a></li><li data-class-item data-class-name="oadesignundoobserverbase"><a href="oaDesignUndoObserverBase.html">oaDesignUndoObserverBase</a></li><li data-class-item data-class-name="oadesignviavariantheader"><a href="oaDesignViaVariantHeader.html">oaDesignViaVariantHeader</a></li><li data-class-item data-class-name="oadevice"><a href="oaDevice.html">oaDevice</a></li><li data-class-item data-class-name="oadiode"><a href="oaDiode.html">oaDiode</a></li><li data-class-item data-class-name="oadonut"><a href="oaDonut.html">oaDonut</a></li><li data-class-item data-class-name="oadot"><a href="oaDot.html">oaDot</a></li><li data-class-item data-class-name="oaellipse"><a href="oaEllipse.html">oaEllipse</a></li><li data-class-item data-class-name="oaelmore"><a href="oaElmore.html">oaElmore</a></li><li data-class-item data-class-name="oaendstyle"><a href="oaEndStyle.html">oaEndStyle</a></li><li data-class-item data-class-name="oaendpointtype"><a href="oaEndpointType.html">oaEndpointType</a></li><li data-class-item data-class-name="oaevaltext"><a href="oaEvalText.html">oaEvalText</a></li><li data-class-item data-class-name="oaevaltextlink"><a href="oaEvalTextLink.html">oaEvalTextLink</a></li><li data-class-item data-class-name="oafig"><a href="oaFig.html">oaFig</a></li><li data-class-item data-class-name="oafiggroup"><a href="oaFigGroup.html">oaFigGroup</a></li><li data-class-item data-class-name="oafiggroupmem"><a href="oaFigGroupMem.html">oaFigGroupMem</a></li><li data-class-item data-class-name="oafiggroupquery"><a href="oaFigGroupQuery.html">oaFigGroupQuery</a></li><li data-class-item data-class-name="oafiggroupstatus"><a href="oaFigGroupStatus.html">oaFigGroupStatus</a></li><li data-class-item data-class-name="oafont"><a href="oaFont.html">oaFont</a></li><li data-class-item data-class-name="oagcellpattern"><a href="oaGCellPattern.html">oaGCellPattern</a></li><li data-class-item data-class-name="oagroundednode"><a href="oaGroundedNode.html">oaGroundedNode</a></li><li data-class-item data-class-name="oaguide"><a href="oaGuide.html">oaGuide</a></li><li data-class-item data-class-name="oaguidequery"><a href="oaGuideQuery.html">oaGuideQuery</a></li><li data-class-item data-class-name="oahierpath"><a href="oaHierPath.html">oaHierPath</a></li><li data-class-item data-class-name="oainductor"><a href="oaInductor.html">oaInductor</a></li><li data-class-item data-class-name="oainst"><a href="oaInst.html">oaInst</a></li><li data-class-item data-class-name="oainstattrdisplay"><a href="oaInstAttrDisplay.html">oaInstAttrDisplay</a></li><li data-class-item data-class-name="oainstattrtype"><a href="oaInstAttrType.html">oaInstAttrType</a></li><li data-class-item data-class-name="oainstheader"><a href="oaInstHeader.html">oaInstHeader</a></li><li data-class-item data-class-name="oainstpropdisplay"><a href="oaInstPropDisplay.html">oaInstPropDisplay</a></li><li data-class-item data-class-name="oainstquery"><a href="oaInstQuery.html">oaInstQuery</a></li><li data-class-item data-class-name="oainstterm"><a href="oaInstTerm.html">oaInstTerm</a></li><li data-class-item data-class-name="oainsttermattrtype"><a href="oaInstTermAttrType.html">oaInstTermAttrType</a></li><li data-class-item data-class-name="oalppheader"><a href="oaLPPHeader.html">oaLPPHeader</a></li><li data-class-item data-class-name="oalayerblockage"><a href="oaLayerBlockage.html">oaLayerBlockage</a></li><li data-class-item data-class-name="oalayerhalo"><a class="active-link" href="oaLayerHalo.html">oaLayerHalo</a></li><li data-class-item data-class-name="oalayerheader"><a href="oaLayerHeader.html">oaLayerHeader</a></li><li data-class-item data-class-name="oalayerheaderarray"><a href="oaLayerHeaderArray.html">oaLayerHeaderArray</a></li><li data-class-item data-class-name="oalayerrangeblockage"><a href="oaLayerRangeBlockage.html">oaLayerRangeBlockage</a></li><li data-class-item data-class-name="oalayerrangeblockagequery"><a href="oaLayerRangeBlockageQuery.html">oaLayerRangeBlockageQuery</a></li><li data-class-item data-class-name="oalayerrangehalo"><a href="oaLayerRangeHalo.html">oaLayerRangeHalo</a></li><li data-class-item data-class-name="oaline"><a href="oaLine.html">oaLine</a></li><li data-class-item data-class-name="oalumpedelmore"><a href="oaLumpedElmore.html">oaLumpedElmore</a></li><li data-class-item data-class-name="oamarker"><a href="oaMarker.html">oaMarker</a></li><li data-class-item data-class-name="oamarkerdeletewhen"><a href="oaMarkerDeleteWhen.html">oaMarkerDeleteWhen</a></li><li data-class-item data-class-name="oamarkerquery"><a href="oaMarkerQuery.html">oaMarkerQuery</a></li><li data-class-item data-class-name="oamarkerseverity"><a href="oaMarkerSeverity.html">oaMarkerSeverity</a></li><li data-class-item data-class-name="oamemnetcollection"><a href="oaMemNetCollection.html">oaMemNetCollection</a></li><li data-class-item data-class-name="oamemnetiter"><a href="oaMemNetIter.html">oaMemNetIter</a></li><li data-class-item data-class-name="oamodassignassignment"><a href="oaModAssignAssignment.html">oaModAssignAssignment</a></li><li data-class-item data-class-name="oamodassignvalue"><a href="oaModAssignValue.html">oaModAssignValue</a></li><li data-class-item data-class-name="oamodassignment"><a href="oaModAssignment.html">oaModAssignment</a></li><li data-class-item data-class-name="oamodbitinst"><a href="oaModBitInst.html">oaModBitInst</a></li><li data-class-item data-class-name="oamodbitnet"><a href="oaModBitNet.html">oaModBitNet</a></li><li data-class-item data-class-name="oamodbitterm"><a href="oaModBitTerm.html">oaModBitTerm</a></li><li data-class-item data-class-name="oamodbundlenet"><a href="oaModBundleNet.html">oaModBundleNet</a></li><li data-class-item data-class-name="oamodbundleterm"><a href="oaModBundleTerm.html">oaModBundleTerm</a></li><li data-class-item data-class-name="oamodbusnet"><a href="oaModBusNet.html">oaModBusNet</a></li><li data-class-item data-class-name="oamodbusnetbit"><a 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<div class="crumbs"><a href="../index.html">首页</a> / <a href="index.html">design</a> / oaLayerHalo</div>
<h1 id="oalayerhalo">oaLayerHalo</h1>
<p><strong>模块</strong>: <code>oapy._oa._design</code>
<strong>导入</strong>: <code>from oapy._oa import _design</code></p>
<h2 id="_1">概览</h2>
<p><code>oaLayerHalo</code><code>oapy</code> 中可用,可通过 <code>_design</code> 模块访问。</p>
<p>本页汇总 <code>oaLayerHalo</code> 当前在 <code>oapy</code> 中可用的 Python 接口。</p>
<h2 id="_2">详细说明</h2>
<p>A layer halo is a type of blockage associated with an instance or a master, representing an area on a given layer around the master's prBoundary。 The shape of the halo is determined from the shape of the prBoundary of the master and the given offsets, and it is automatically updated to reflect changes in the master's prBoundary。 The oaLayerHalo applies around the perimeter of an instance。 It prohibits routing on the given layer parallel to the edge of the instance, but it allows routing perpendicular to the instance edge。 This prevents long lines being routed parallel to the edge of the instance, which causes cross-coupling, but it allows routing straight in to pins。 Since power lines do not switch, they can be routed anywhere within the halo area。 Note that the oaLayerHalo object officially supports rectilinear boundaries only i.e。 the owner, if it is an oaPRBoundary object should represent a rectilinear figure, or, if it is an explicit instance, the singleton oaPRBoundary for the instance master should be rectilinear。 Clients can use an oaLayerBlockage object to describe a halo with a fixed shape which can be rectilinear or non-rectilinear。</p>
<h2 id="_3">方法总览</h2>
<table>
<thead>
<tr>
<th>状态</th>
<th>Python 调用</th>
</tr>
</thead>
<tbody>
<tr>
<td></td>
<td><code>obj.getLayerNum()</code></td>
</tr>
<tr>
<td></td>
<td><code>obj.getLayerHeader()</code></td>
</tr>
<tr>
<td></td>
<td><code>obj.getOffsets(left, bottom, right, top)</code></td>
</tr>
<tr>
<td></td>
<td><code>obj.setLayerNum(layerNum)</code></td>
</tr>
<tr>
<td></td>
<td><code>obj.setOffsets(left, bottom, right, top)</code></td>
</tr>
<tr>
<td></td>
<td><code>_design.oaLayerHalo.create(owner, type, layer, left=0, bottom=0, right=0, top=0)</code></td>
</tr>
</tbody>
</table>
<h2 id="_4">方法说明</h2>
<h3 id="objgetlayernum"><code>obj.getLayerNum()</code></h3>
<p><strong>绑定状态</strong>: 已绑定</p>
<p><strong>Python 调用</strong>: <code>obj.getLayerNum()</code></p>
<p>This function returns the layer number associated with this blockage。</p>
<p><strong>Python 示例</strong></p>
<pre><code class="language-python">from oapy._oa import _design
# assume obj is a oaLayerHalo
obj.getLayerNum()
</code></pre>
<h3 id="objgetlayerheader"><code>obj.getLayerHeader()</code></h3>
<p><strong>绑定状态</strong>: 已绑定</p>
<p><strong>Python 调用</strong>: <code>obj.getLayerHeader()</code></p>
<p>This function returns the layerHeader for the layer of this blockage。</p>
<p><strong>Python 示例</strong></p>
<pre><code class="language-python">from oapy._oa import _design
# assume obj is a oaLayerHalo
obj.getLayerHeader()
</code></pre>
<h3 id="objgetoffsetsleft-bottom-right-top"><code>obj.getOffsets(left, bottom, right, top)</code></h3>
<p><strong>绑定状态</strong>: 已绑定</p>
<p><strong>Python 调用</strong>: <code>obj.getOffsets(left, bottom, right, top)</code></p>
<p>This function returns the offsets for the halo of the blockage。</p>
<p><strong>参数</strong></p>
<ul>
<li><code>left</code>: The left offset for the halo。</li>
<li><code>bottom</code>: The bottom offset for the halo。</li>
<li><code>right</code>: The right offset for the halo。</li>
<li><code>top</code>: The top offset for the halo。</li>
</ul>
<p><strong>Python 示例</strong></p>
<pre><code class="language-python">from oapy._oa import _design
# assume obj is a oaLayerHalo
obj.getOffsets(left, bottom, right, top)
</code></pre>
<h3 id="objsetlayernumlayernum"><code>obj.setLayerNum(layerNum)</code></h3>
<p><strong>绑定状态</strong>: 已绑定</p>
<p><strong>Python 调用</strong>: <code>obj.setLayerNum(layerNum)</code></p>
<p>This function moves this blockage to the specified layer。 The new layer is created if it does not exist。 The old layer is deleted if it becomes empty。 A layer may not be set on placement blockages。</p>
<p><strong>参数</strong></p>
<ul>
<li><code>layerNum</code>: The layer number。</li>
</ul>
<p><strong>异常</strong></p>
<ul>
<li><code>oacInvalidLayerForLayerBlockage</code></li>
</ul>
<p><strong>Python 示例</strong></p>
<pre><code class="language-python">from oapy._oa import _design
# assume obj is a oaLayerHalo
obj.setLayerNum(layerNum)
</code></pre>
<h3 id="objsetoffsetsleft-bottom-right-top"><code>obj.setOffsets(left, bottom, right, top)</code></h3>
<p><strong>绑定状态</strong>: 已绑定</p>
<p><strong>Python 调用</strong>: <code>obj.setOffsets(left, bottom, right, top)</code></p>
<p>This function updates the offsets for the halo of the blockage。</p>
<p><strong>参数</strong></p>
<ul>
<li><code>left</code>: The left offset for the halo。</li>
<li><code>bottom</code>: The bottom offset for the halo。</li>
<li><code>right</code>: The right offset for the halo。</li>
<li><code>top</code>: The top offset for the halo。</li>
</ul>
<p><strong>Python 示例</strong></p>
<pre><code class="language-python">from oapy._oa import _design
# assume obj is a oaLayerHalo
obj.setOffsets(left, bottom, right, top)
</code></pre>
<h3 id="_designoalayerhalocreateowner-type-layer-left0-bottom0-right0-top0"><code>_design.oaLayerHalo.create(owner, type, layer, left=0, bottom=0, right=0, top=0)</code></h3>
<p><strong>绑定状态</strong>: 已绑定</p>
<p><strong>Python 调用</strong>: <code>_design.oaLayerHalo.create(owner, type, layer, left=0, bottom=0, right=0, top=0)</code></p>
<p>This is the constructor for a layer halo。</p>
<p><strong>参数</strong></p>
<ul>
<li><code>owner</code>: The instance or prBoundary around which to create the blockage。</li>
<li><code>type</code>: The type of blockage to create。 Note: an oaLayerHalo should not have a blockageType of oacPlacementBlockageType。</li>
<li><code>layer</code>: The layer on which to create the blockage。</li>
<li><code>left</code>: The left offset for the halo。</li>
<li><code>bottom</code>: The bottom offset for the halo。</li>
<li><code>right</code>: The right offset for the halo。</li>
<li><code>top</code>: The top offset for the halo。</li>
</ul>
<p><strong>异常</strong></p>
<ul>
<li><code>oacInvalidLayerForLayerBlockage</code></li>
<li><code>oacInvalidTypeForLayerBlockage</code></li>
<li><code>oacInvalidBlockageOwner</code></li>
</ul>
<p><strong>Python 示例</strong></p>
<pre><code class="language-python">from oapy._oa import _design
_design.oaLayerHalo.create(owner, type, layer, left=0, bottom=0, right=0, top=0)
</code></pre>
</div>
<aside class="toc-panel"><button class="toc-toggle" type="button" data-toc-toggle aria-expanded="false"><span>方法</span><span class="toc-toggle-indicator">展开</span></button><div class="toc-body"><h2>方法</h2><ul><li><a href="#obj-getlayernum"><code>obj.getLayerNum()</code></a></li><li><a href="#obj-getlayerheader"><code>obj.getLayerHeader()</code></a></li><li><a href="#obj-getoffsets-left-bottom-right-top"><code>obj.getOffsets(left, bottom, right, top)</code></a></li><li><a href="#obj-setlayernum-layernum"><code>obj.setLayerNum(layerNum)</code></a></li><li><a href="#obj-setoffsets-left-bottom-right-top"><code>obj.setOffsets(left, bottom, right, top)</code></a></li><li><a href="#design-oalayerhalo-create-owner-type-layer-left-0-bottom-0-right-0-top-0"><code>_design.oaLayerHalo.create(owner, type, layer, left=0, bottom=0, right=0, top=0)</code></a></li></ul></div></aside>
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<div class="footer">oapy 是 AIVI 项目的一部分。此站点提供当前 oapy Python API 的中文文档。</div>
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