IFC4.3.x-development

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Standardised psets for storing data about surveyed points (IfcAnnotation)

2

IFC4X3 introduces Pset_AnnotationSurveyArea which is great (seems to be missing the applicable type restriction to `ASBUILTAREA`?). Notably missing is properties related to individual survey points. Proposal to add Pset_AnnotationSurveyPoint. The...

Moult

Is IfcAnnotation predefinedtype incomplete or deprecating some of the prior suggested userdefined types?

1

In IFC4 the documentation of IfcAnnotation recommends certain userdefined types such as "SurveyPoint", "SurveyArea", "ContourLine", "IsoBar", "IsoLux", etc. In IFC4X3, IfcAnnotation as a leaf node has added new enumerated PredefinedTypes...

Moult

Flow segment should be abstract

3

According to the textual description, the IfcFlowSegment should be abstract entity but isn't: https://ifc43-docs.standards.buildingsmart.org/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFlowSegment.htm

atomczak

If the "Object Type" attribute was born at the IfcObject level (https://standards.buildingsmart.org/IFC/RELEASE/IFC4_3/HTML/lexical/IfcObject.htm) , which is filled in only when Predefined Type =USER DEFINED, then it is strange not to see...

Sherstennikov-Igor

Added IFC 4.3 logo in the header

rkorsakov1

Properties and quantities not differentiated

7

These are different definitions / entities and cannot be referenced in both an IfcPropertySet and IfcElementQuantity. The spec should take that into account: 

SergejMuhic

Partial template Coordinate Reference System in WKT is not referenced in non-partial template

1

Reference in templates Project Global Positioning Mapped/Geographic after addressing https://github.com/buildingSMART/IFC4.3.x-development/issues/864

aothms

Hi there I tried few examples from appendix E of documentation (https://ifc43-docs.standards.buildingsmart.org/IFC/RELEASE/IFC4x3/HTML/annex-e.html) and they are not valid IFC example: buildingSMART validation service (https://validate.buildingsmart.org/dashboard) reports schema errors. Sometime is just a...

stop-0

Templates Project_Global_Positioning and Project_Global_Positioning_Mapped are the same

3

- https://ifc43-docs.standards.buildingsmart.org/IFC/RELEASE/IFC4x3/HTML/concepts/Project_Context/Project_Global_Positioning/content.html - https://ifc43-docs.standards.buildingsmart.org/IFC/RELEASE/IFC4x3/HTML/concepts/Project_Context/Project_Global_Positioning_Mapped/content.html Remove diagram under Project_Global_Positioning and move "... Mapped" and "... Geographic" under Project_Global_Positioning.

aothms

ifcmateriallayerwithoffsets_fig-1.png

1

Changes made by @TLiebich according to https://github.com/buildingSMART/IFC4.3.x-development/issues/862

VDobranov