QTOMaterial.Add(ObjectId) Method

Adds a material item with the sampled surface to the material.

Namespace: Autodesk.Civil.DatabaseServices
Assembly: AeccDbMgd (in AeccDbMgd.dll) Version: 13.8.0.280

Syntax

public QTOMaterialItem Add(
	ObjectId surfaceId
)

Public Function Add ( 
	surfaceId As ObjectId
) As QTOMaterialItem

public:
QTOMaterialItem^ Add(
	ObjectId surfaceId
)

surfaceId ObjectId: The ObjectId of the sampled surface added as material item.

Exception	Condition
[!:System.ArgumentException]	Thrown when the ObjectId doesn't specify a TinSurface and GridSurface, or the specified surface already exists in sub criteria.
[!:System.InvalidOperationException]	Thrown when: Quantity type of it parent material is Structure and corridor shape material item already exists. Material volume calculation method is CompositeVolume and count of surface material item is two.

The sampled surface should be Autodesk.Civil.DatabaseServices.TinSurface or Autodesk.Civil.DatabaseServices.GridSurface.
A new material item is added to the first sub criteria if it exists.