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A .NET library to work with data in the IFC format. This is the core component of the Xbim Toolkit

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Hello! I'm getting problems with position when converting a federated model to WexBim. Xbim Xplorer: ![teste](https://user-images.githubusercontent.com/37124918/159769756-1d1da00d-61f3-41b1-a774-a8b473429d09.png) Xbim WebUI: ![332322323](https://user-images.githubusercontent.com/37124918/159770431-fd8a91dd-8002-451a-a90b-00772d23ec7e.png) [IFC Files.zip](https://github.com/xBimTeam/XbimEssentials/files/8335616/IFC.Files.zip) How to solve this problem? Best regards, Rafael de...

Hi, how can I apply a translation of the IFC model ? I have an IFC file with a cartographic coordinates (like 3500000, 2300000) and I would like to translate...

Hello, xBim team! I can't get geometry from this IFC-file [IfcFile.zip](https://github.com/xBimTeam/XbimEssentials/files/8140956/IfcFile.zip) ``` m_3DMdlContext = new Xbim3DModelContext(m_model); m_3DMdlContext.MaxThreads = 1; m_3DMdlContext.CreateContext(); m_ShapeInsts = m_3DMdlContext.ShapeInstances().ToList(); ``` m_ShapeInsts .Count is 0. Thanks for...

Hi, xBim team! Is there any way to get strings of IFCProduct from IFC-file? I found SummaryString() method. But I'm not sure if this is what I need. And I...

Hi everyone! I faced the following problem! May be it is bug? I draw trimmed curve IFC4 (arc of ellipse from 0 to 15 degree (Math.Pi/12)) Initial data: Ellipse (40x20)...

`IfcNullStyle` exists in both `Interfaces` and `PresentationAppearanceResource`. #### Assemblies and versions affected: Xbim.Essentials.Ifc4 5.1.323 (current latest on NuGet) #### Steps (or code) to reproduce the issue: N/A #### Minimal file...

Hi xBimTeam I want to get all the window element IDs that belong to a wall, or all the rebars of a concrete wall or a foundation. How can I...

I have as input a series of IFC files which each contain a piece of a building. For each file, I need to position its content in a combined IFC...

I have a project and want to hide all building elements in an IFC file then show them one by one after some delay. how can I do that? please...

Hello Everyone, I need support with IfcZone and IfcSpace concept. I'm not sure how to understand the definition by buildingSMART on this topic. I have different IfcSpace that I want...