Arch IFC/de: Difference between revisions

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(Created page with "Das Arch Module bietet einen Import für [https://de.wikipedia.org/wiki/Industry_Foundation_Classes Industry Foundation Classes (IFC)]. Dieser immer stärker verbreitete o...")
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==Import==
==Import==


The [[Arch Module]] features an [http://en.wikipedia.org/wiki/Industry_Foundation_Classes Industry Foundation Classes (IFC)] importer. The IFC format is a more and more widely spread format to interchange data between [http://en.wikipedia.org/wiki/Building_Information_Modeling BIM] applications, used in architecture an d engineering.
Das [[Arch Module]] bietet einen Import für [https://de.wikipedia.org/wiki/Industry_Foundation_Classes Industry Foundation Classes (IFC)]. Dieser immer stärker verbreitete offene Standard unterstützt den Austausch zwischen Anwendungen zur [https://de.wikipedia.org/wiki/Building_Information_Modeling Gebäudedatenmodellierung].


The importer is still a work in progress, and can use two different IFC processing engines: a built-in python parser, that is slower but doesn't need any other piece of software, or [http://ifcopenshell.org IfcOpenShell], which is not bundled with FreeCAD and must be [[Extra_python_modules|installed on your system]]. If IfcOpenShell is correctly installed, it will be detected by FreeCAD and used to import IFC files, unless you force the use of the internal python parser from the Arch preferences settings.
The importer is still a work in progress, and can use two different IFC processing engines: a built-in python parser, that is slower but doesn't need any other piece of software, or [http://ifcopenshell.org IfcOpenShell], which is not bundled with FreeCAD and must be [[Extra_python_modules|installed on your system]]. If IfcOpenShell is correctly installed, it will be detected by FreeCAD and used to import IFC files, unless you force the use of the internal python parser from the Arch preferences settings.

Revision as of 09:27, 23 July 2015

Achtung: Die Unterstützung des IFC-Formats befindet sich in Entwicklung!

Import

Das Arch Module bietet einen Import für Industry Foundation Classes (IFC). Dieser immer stärker verbreitete offene Standard unterstützt den Austausch zwischen Anwendungen zur Gebäudedatenmodellierung.

The importer is still a work in progress, and can use two different IFC processing engines: a built-in python parser, that is slower but doesn't need any other piece of software, or IfcOpenShell, which is not bundled with FreeCAD and must be installed on your system. If IfcOpenShell is correctly installed, it will be detected by FreeCAD and used to import IFC files, unless you force the use of the internal python parser from the Arch preferences settings.

The use of IfcOpenShell is highly recommended, since it is much faster and more powerful than the internal parser. IfcOpenShell supports all Ifc 2.3 entities that carry geometry information (not all of them can be converted to Arch objects, those that can't will be imported as simple Part shapes. The internal parser only supports the following types:

  • Walls
  • Beams, columns, Footings and Slabs
  • Doors and Windows
  • Floors
  • Buildings
  • Sites

Exporting

Exporting to IFC files is currently experimental and requires a special development version of IfcOpenShell. If that version is installed, IFC export becomes available. Be aware that this functionality is still in development and might not produce usable files.