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buildingSMART / NextGen-IFC

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Allow IfcRelVoidsElement to be a one to many relationship. #87

Open theoryshaw opened 2 years ago

theoryshaw commented 2 years ago

Allow IfcRelVoidsElement to be a one to many relationship.

discussed here.

Would allow for things like the following. That is, 'clipping' multiple walls with one IfcOpeningElement 5j1pc00u6856

TLiebich commented 2 years ago

support the request - this is also an old request from the IFC4 Design-Transfer-View requirements to allow the definition of e.g. vertical shafts - a void, that penetrates multiple building elements (like slabs and coverings).

theoryshaw commented 2 years ago

related: https://github.com/buildingSMART/IFC4.3.x-development/issues/463