IsAboveSurface Method (ObjectId, ObjectId, IPoint, Double)

Determines if roadway point is above a surface.

Namespace: Autodesk.Civil.Runtime
Assembly: AeccDbMgd (in AeccDbMgd.dll) Version: 13.4.208.0

Syntax

C#

public bool IsAboveSurface(
	ObjectId surfaceId,
	ObjectId alignmentId,
	IPoint point,
	double minimumAmountAbove
)

Visual Basic

Public Function IsAboveSurface ( _
	surfaceId As ObjectId, _
	alignmentId As ObjectId, _
	point As IPoint, _
	minimumAmountAbove As Double _
) As Boolean

Visual C++

public:
bool IsAboveSurface(
	ObjectId surfaceId, 
	ObjectId alignmentId, 
	IPoint^ point, 
	double minimumAmountAbove
)

Parameters

surfaceId: Type: ObjectId
Target surface.

alignmentId: Type: ObjectId
Source alignment.

point: Type: Autodesk.Civil.DatabaseServices.IPoint
Source point.

minimumAmountAbove: Type: System.Double
Minimum amount above surface.

Return Value

Returns true if the point is above the surface plus minimumAmountAbove, false otherwise.