M

DirectContext3DDocumentUtils.GetDirectContext3DHandleInstances

Description:
Returns all DirectContext3D handle instances of the given category in the document.

public static ISet<ElementId> GetDirectContext3DHandleInstances(
	Document aDocument,
	ElementId handleCategory
)

Public Shared Function GetDirectContext3DHandleInstances ( _
	aDocument As Document, _
	handleCategory As ElementId _
) As ISet(Of ElementId)

public:
static ISet<ElementId^>^ GetDirectContext3DHandleInstances(
	Document^ aDocument, 
	ElementId^ handleCategory
)

Autodesk.Revit.DB.Document

aDocument

The document.
Autodesk.Revit.DB.ElementId

handleCategory

A category of DirectContext3D handles.

Return Value ISet<ElementId> The set of DirectContext3D handle instances of the given category.

Autodesk.Revit.Exceptions.ArgumentException

the category ID handleCategory is not valid for DirectContext3D handles.
Autodesk.Revit.Exceptions.ArgumentNullException

A non-optional argument was null