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    <title>topic IfcVirtualElement entity for openings not supported? in Collaboration with other software</title>
    <link>https://community.graphisoft.com/t5/Collaboration-with-other/IfcVirtualElement-entity-for-openings-not-supported/m-p/643719#M43478</link>
    <description>&lt;P&gt;In IFC 4.3 TC2 official version the usage of IfcBuildingElementProxy with predefined type PROVISIONFORVOID is now deprecated, but we are unable to set it to the recommended Entity: &lt;STRONG&gt;IfcVirtualElement&lt;/STRONG&gt;.PROVISIONFORVOID.&lt;/P&gt;
&lt;P&gt;I also would like to use it with predefined type CLEARANCE for tabu zones.&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;See: "&lt;MARK&gt;IFC4.3.0.0-CHANGE&lt;/MARK&gt;&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;EM&gt;&lt;A href="https://standards.buildingsmart.org/IFC/RELEASE/IFC4_3/HTML/lexical/IfcBuildingElementProxy.htm" target="_blank" rel="noopener"&gt;IfcBuildingElementProxy&lt;/A&gt;&lt;/EM&gt;&lt;SPAN&gt;&amp;nbsp;should no longer be used as spatial placeholders or provisions. Use&amp;nbsp;&lt;/SPAN&gt;&lt;EM&gt;&lt;A href="https://standards.buildingsmart.org/IFC/RELEASE/IFC4_3/HTML/lexical/IfcVirtualElement.htm" target="_blank" rel="noopener"&gt;IfcVirtualElement&lt;/A&gt;&lt;/EM&gt;&lt;SPAN&gt;&amp;nbsp;instead."&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;I don't know if this is possible in AC 28, it certainly isn't immediately to be found in 27.&lt;/P&gt;
&lt;P&gt;Does anyone know a trick (aside of using ifcBuildingElementProxy)?&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;FONT face="courier new,courier" color="grey"&gt;Operating system used: &lt;EM&gt;Windows &lt;/EM&gt;&lt;/FONT&gt;&lt;/P&gt;</description>
    <pubDate>Mon, 16 Dec 2024 15:58:23 GMT</pubDate>
    <dc:creator>_c_</dc:creator>
    <dc:date>2024-12-16T15:58:23Z</dc:date>
    <item>
      <title>IfcVirtualElement entity for openings not supported?</title>
      <link>https://community.graphisoft.com/t5/Collaboration-with-other/IfcVirtualElement-entity-for-openings-not-supported/m-p/643719#M43478</link>
      <description>&lt;P&gt;In IFC 4.3 TC2 official version the usage of IfcBuildingElementProxy with predefined type PROVISIONFORVOID is now deprecated, but we are unable to set it to the recommended Entity: &lt;STRONG&gt;IfcVirtualElement&lt;/STRONG&gt;.PROVISIONFORVOID.&lt;/P&gt;
&lt;P&gt;I also would like to use it with predefined type CLEARANCE for tabu zones.&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;See: "&lt;MARK&gt;IFC4.3.0.0-CHANGE&lt;/MARK&gt;&lt;SPAN&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;EM&gt;&lt;A href="https://standards.buildingsmart.org/IFC/RELEASE/IFC4_3/HTML/lexical/IfcBuildingElementProxy.htm" target="_blank" rel="noopener"&gt;IfcBuildingElementProxy&lt;/A&gt;&lt;/EM&gt;&lt;SPAN&gt;&amp;nbsp;should no longer be used as spatial placeholders or provisions. Use&amp;nbsp;&lt;/SPAN&gt;&lt;EM&gt;&lt;A href="https://standards.buildingsmart.org/IFC/RELEASE/IFC4_3/HTML/lexical/IfcVirtualElement.htm" target="_blank" rel="noopener"&gt;IfcVirtualElement&lt;/A&gt;&lt;/EM&gt;&lt;SPAN&gt;&amp;nbsp;instead."&lt;/SPAN&gt;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;I don't know if this is possible in AC 28, it certainly isn't immediately to be found in 27.&lt;/P&gt;
&lt;P&gt;Does anyone know a trick (aside of using ifcBuildingElementProxy)?&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&amp;nbsp;&lt;/P&gt;
&lt;P&gt;&lt;FONT face="courier new,courier" color="grey"&gt;Operating system used: &lt;EM&gt;Windows &lt;/EM&gt;&lt;/FONT&gt;&lt;/P&gt;</description>
      <pubDate>Mon, 16 Dec 2024 15:58:23 GMT</pubDate>
      <guid>https://community.graphisoft.com/t5/Collaboration-with-other/IfcVirtualElement-entity-for-openings-not-supported/m-p/643719#M43478</guid>
      <dc:creator>_c_</dc:creator>
      <dc:date>2024-12-16T15:58:23Z</dc:date>
    </item>
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