Release 23.1.0.0 for Revit 2023

General:

• This is the first version of IFC Exporter for Revit 2023.
• It contains various improvements and bug fixes for the basic Revit 2023.

Improvements:

• Added support for linking IFC files with the IfcBlock entity
• Added default color for some floors with openings exported to IFC
• Addin version visualization moved out from the exporter window title
• Changed the name format of imported properties
• Improved linking of some extruded geometry with thin walls in IFC files
• Improved linking of IFC files that contained geometry with degenerate faces
• Improved the performance and reduced the file size of exported IFC files containing fabrication parts
• Improved the appearance of some objects in linked IFC files that have multiple openings, some of which are mesh-based

Bug Fixes:

• Corrected the location of the axis line for some beams exported to IFC
• Fixed the issue with the wrong user-defined properties
• Fixed export to IFC of some Revit files that contained problematic floors or roofs
• Fixed crash when clicking to open the IFC Modify Setup button
• Fixed a couple of GLOB issues

Release 22.5.0.0 For Revit 2022.1

This is pre-release of 22.5.0.0 (unsigned).

NOTE: this installer requires Revit 2022.1 to work properly. Installing this over Revit 2022.0 is known to have some issues.

Release 21.4.3.0 for Revit 2021

Backport some fixes related to mapunit in IFCProjectedCRS

Release 22.4.2.0 For Revit 2022

Improvement:

• Added support for IFC2X3 CV2.0 MVD for allowable Entity and Pset.

Release 22.4.1.0 for Revit 2022

This version contains a fix for the issue of additional offset when import (LINK) IFC after the improvements on export with geo-reference coordinates

Release 22.4.0.0 for Revit 2022

General:

• This version contains various improvements and bugfixes since the latest release of 22.3.0.0.

Improvements:

• Updated Autodesk.SteelConnections.ASIFC.dll.
• Updated code for compatibility with Revit 2022.1.1 API.

Bug Fixes:

• Fixed bug with steel connections elements exporting.
• Fixed a number of bugs related to differences in previous Revit API versions.

Release 22.3.0.0 for Revit 2022

General:

• This version contains various improvements and bugfixes since the latest release of 22.2.1.0.

Improvements:

• Added additional generic support for IFC4.x files for 2022.1. (Added entities represented in schemas:IFC2x, IFC4x, IFC4x2, IFC4x3).
• Added export NominalCapacityCooling as Pset_CoolingTowerTypeCommon.NominalCapacity.
• Added port description parsing for ducts.
• Improved performance by connectors description caching.
• Improved export of "invalid" files with Z value in the IfcSite offset.
• Implemented export IfcDistributionSystem by default for IFC4.
• Refactored IfcIndexedPolyCurve creation.
• Modified File interface based on new scaling requirements.
• Removed dependency on Revit.IFC.Import for processors.
• Improved Boolean shift heuristic.
• PEnum_ConductorFunctionEnum entity fixed according to IFC4x3 standards.
• Updated QtoSets.
• Table property separator is changed to semicolon.

Bug Fixes:

Export bug fixes:

• Removed duplicated indices when merging two consecutive IfcLineIndex segments into one.
• Fixed renaming of IFC export setup.
• Fixed export of combined parameters to IFC psets.
• Fixed color loss for Wall element that is exported as Tessellated geometry in IFC4 RV [Architecture] mode.
• Restored proper behavior for invalidElementId parameter export.
• Removed extra assignment of styledbyitems for IfcPolygonalFaceSet.
• Fixed bug with exporting of "Type" parameter in a schedule to IFC as Family+Type.

Import bug fixes:

• Fixed bugs in IFC2x3 connected with schema differences.
• Fixed applying voids to sub-elements on link.
• Fixed creation swept disk solids far from the origin.
• Fixed IFC links updating.

Release 21.4.2.0 for Revit 2021

General:

• This version contains a couple of bugfixes since the latest release of 21.4.1.0

Bug Fixes:

• Fixed issue with exporting model on C4R that has links to IFC for the Revit 2021.1.4
• Fixed localization issue in the German version
• PEnum_ConductorFunctionEnum entity fixed according to IFC4x3 standards

Release 21.4.1.0 For Revit 2021

Fixed issue with opening not cutting walls (Issue #284)

Release 22.2.1.0 for Revit 2022

NOTE: The improvements in this release are already included in Revit 2022.1 and beyond. There is no need to have this version of the open source, and in fact, it may cause issues. Please uninstall this (or previous) versions if you have downloaded Revit 2022.1. We are working on getting a version of the open source compatible with Revit 2022.1 done ASAP.

General:

• This version contains two improvements since the latest release of 22.2.0.0.

Improvements:

• Updated installer by including Autodesk.SteelConnections.ASIFC.dll into it. Steel Connections are exported correctly in this release.
• Added license text for Autodesk.SteelConnections.ASIFC.dll and ANTLR 4 to README and LICENSE.rtf.