From 88500dbef379ca33a87e498e6e4a4b8a56567552 Mon Sep 17 00:00:00 2001 From: Yoram Kulbak Date: Mon, 16 Nov 2020 20:17:57 +1100 Subject: [PATCH] Clarify Component Identification See #205 and https://github.com/buildingSMART/BCF-XML/pull/228 --- README.md | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index 9a5b2c0..a3c65c8 100644 --- a/README.md +++ b/README.md @@ -1547,9 +1547,11 @@ BCF is suitable for selecting a few components. A huge list of selected componen |parameter|type|description|required| |---------|----|-----------|--------| -| ifc_guid | string | IFC guid of the component | optional | +| ifc_guid | string | IFC guid of the component | yes, if AuthoringToolId is not provided | | originating_system | string | originating system of the component | optional | -| authoring_tool_id | string | internal id for the authoring tool of the component | optional | +| authoring_tool_id | string | internal id for the authoring tool of the component | yes, if ifc_guid is not provided | + +Note that `ifc_guid` must be provided, if possible. The `authoring_tool_id` can be used as a fallback when an `ifc_guid` is not available. #### 4.5.2.11 Coloring [coloring.json](Schemas_draft-03/Collaboration/Viewpoint/coloring.json)