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	You are here: Start » Filter Reference » Surface » Surface Features » SurfaceMassCenter_OrNil
| Module: | Vision3DStandard | 
|---|
Computes the mass center of surface points; returns NIL if the surface is empty in the given region.
| Name | Type | Description | |
|---|---|---|---|
![]()  | 
				inSurface | Surface | Input surface | 
![]()  | 
				inRoi | Region* | Region of interest | 
![]()  | 
				outMassCenter | Point3D? | Mass center of the surface points | 
Errors
This filter can throw an exception to report error. Read how to deal with errors in Error Handling.
List of possible exceptions:
| Error type | Description | 
|---|---|
| DomainError | Region of interest exceeds an input surface in SurfaceMassCenter_OrNil. | 
Complexity Level
This filter is available on Basic Complexity Level.
Filter Group
This filter is member of SurfaceMassCenter filter group.

 Basic
