- Disallow open curves for IfcPolygonalBoundedHalfSpace [fixes#3405490 Incorrectly rendered wall in FZK-Haus-EliteCAD.ifc]
- Disable tolerance on IfcCompositeCurve
- Try to convert IfcConnectedFaceSets to TopoDS_Solids regardless of whether they are open or closed shells, improves openings in IFC files exported by Revit
- Provide debugging information based on shape volume on IfcBooleanClippingResult and IfcOpeningElement
IfcServer: first commit of a stdin/stdout interface to IfcGeomObjects [undocumented for now]
BIMserver_plugin: first commit of IfcEngine plugin implementation for use with http://BIMserver.org [undocumented for now]
- Parsing: some support for units
- Geometry: IfcCircleProfileDef, IfcCircleHollowProfileDef, IfcCompositeCurve, IfcTrimmedCurve, IfcCircle, IfcEllipse