CBIMS.LDP libraries

Introduction

CBIMS.LDP libraries are used in supporting the functions of other CBIMS tools about IFC, RDFS/OWL and LDP.

Dependencies and resources

The project uses the following dependencies from the NuGet:

• dotNetRDF (https://github.com/dotnetrdf)
• Xbim (https://github.com/xBimTeam/XbimEssentials, https://github.com/xBimTeam/XbimGeometry)
• MathNet.Numerics (https://github.com/mathnet/mathnet-numerics)
• Newtonsoft.Json (https://github.com/JamesNK/Newtonsoft.Json)
• RTree (https://github.com/drorgl/cspatialindexrt)

Other resources contained in the repository:

• CBIMS.LDP.IFC/Resource/ifcowl_ifc4.ttl - The buildingSMART ifcOWL definitions for IFC4 schema (https://standards.buildingsmart.org/IFC/DEV/IFC4/ADD2_TC1/OWL).

Folders in the repository

• CBIMS.LDP.Def - Commonly used RDFS/OWL definitions, and classes for interact with the dotNetRDF toolkit.
• CBIMS.LDP.Repo - Classes for implementing the Linked Data Platform (LDP) containers.
• CBIMS.LDP.IFC - Abstract classes for manipulating the Industry Foundation Classes (IFC) data.
• CBIMS.LDP.IFC.XbimLoader - Loading IFC data using the Xbim toolkit.
• CBIMS.LDP.Geom - Library for simple geometry calculations.

License

CBIMS.LDP libraries use GNU Lesser General Public License (LGPL). Please refer to: https://www.gnu.org/licenses/lgpl-3.0.en.html

About CBIMS

CBIMS (Computable Building Information Modeling Standards) is a set of research projects aiming at the development of computable BIM standards for the interoperability of BIM data exchange and the automation of BIM-based workflow. The projects are led by the BIM research group at the School of Software, Tsinghua University, China.