Autodesk / Autodesk/revit-ifc

Bug : Roof exported as thin layers

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#244 2 comments 0 reactions 0 assignees View on GitHub
Dominant language
C#
Stars
637
Forks
225
PR merge metrics
No merged PRs in 30d

Description

# System info
Revit 2021.1.1
Revit IFC 21.1.0.0
Windows 10
IFC schema : IFC4
MVD : Reference View
# Description of the issue
Multilayer Roof exported as thin layers : 
![image](https://user-images.githubusercontent.com/9622862/98312292-af9f2300-1fd1-11eb-9f30-debb8c5a2182.png)
Also roof do not provide any IfcRelSpaceBoundary when it bounds a space.
# Minimal file which produces the issue
Attached file contains both .rvt and .ifc file : [RoofBug.zip](https://github.com/Autodesk/revit-ifc/files/5498238/RoofBug.zip)

Contributor guide

Open the contributing guide

Research direction

Start with the attached RoofBug.zip, comparing its .rvt input with the exported .ifc under the stated Revit and IFC versions. Done means the multilayer roof retains correct layer thicknesses and provides an IfcRelSpaceBoundary when it bounds a space.

Written by the indexing model from the issue text.

Assessment

Tech stack
csharp
Domain
desktop
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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