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**Description of the proposal:**
@aothms and I were chatting about the challenges of mapping EXPRESS list-of-lists types to/from UML (e.g., the control point list in [IfcBSplineSurface](https://stand…
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Refer to discussion:
https://forums.buildingsmart.org/t/ifc-entities-are-case-sensitive-or-not/1143
Description of the proposal:
Do we need to enforce case in the schema/documentation?
Describ…
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I've taken the current Draft9 of the schema (https://github.com/buildingSMART/mvdXML/blob/master/mvdXML1.2/xsd/mvdXML_V1-2_Draft9.xsd), with the fixes in #8, and ran it through VisualStudio xsd utilit…
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Is there some reason to keep UPPERCASE instead of PascalCase for a class identification within the IDS specification, as shown in the Candidate Standard Report - January 2023?
 so it can be recreated in Unity? Thank you.
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We are learning about bimsurfer and see that it supports the gltf model and can display information. I want to know what the bimsurfer uses to display information when it comes to using gltf, what the…
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Hi all,
I know that a lot of things are changing regarding the definition of products and properties, but I would like to know what is the current "standard" way to define **custom** properties for I…
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Currently STEP serialized IFC requires string encoding according to ISO 8859-1.
(more info on https://technical.buildingsmart.org/resources/ifcimplementationguidance/string-encoding/)
The latest ST…
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See:
https://github.com/jmirtsch/GitIFCPrototype/blob/6181030c2c604fffb14f6f743b423ec398b1b044/111111%20Test%20IfcGit/045leWpMj4oQIEZ829grmf%20Project/045leWpMj4oQIEZ829grmh%20Site/045leWpMj4oQIEZ829…
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For the next Coordination View 3.0 Certification _(presumably for IFC 2x4)_, would it be possible to support and outline an 'MVD exchange requirement' for **Groups/Blocks/Cells/Objects/Families/Compon…