Revit 2025.3 API
Spatial |
Checks whether a given "from" position is valid.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)
Syntax
public bool IsAcceptableFromPosition( XYZ fromPosition )
Public Function IsAcceptableFromPosition ( fromPosition As XYZ ) As Boolean
public: bool IsAcceptableFromPosition( XYZ^ fromPosition )
member IsAcceptableFromPosition : fromPosition : XYZ -> bool
Parameters
- fromPosition XYZ
Return Value
BooleanTrue if the input is an acceptable "from" position and False otherwise.

Exception | Condition |
---|---|
ArgumentNullException | A non-optional argument was null |

The "from" position and the "to" position must be on opposite sides of the family's host. Flipping the calculation
point will reverse the direction.
See Also