Instance Property

count

The number of top-level objects in the asset.

Declaration

var count: Int { get }

Discussion

An asset contains one or more top-level objects (instances of the MDLObject class or one of its subclasses, such as MDLMesh), each of which may contain a hierarchy of child objects.

See Also

Working with Asset Content

func object(at: Int) -> MDLObject

Returns the top-level object at the specified index in the asset.

subscript(Int) -> MDLObject?

Returns the top-level object at the specified index in the asset, using subscript syntax.

func childObjects(of: AnyClass) -> [MDLObject]

Returns all objects contained in the asset of the specified class.

func add(MDLObject)

Adds the specified object to the asset’s list of top-level objects.

func remove(MDLObject)

Removes the specified object from the asset’s list of top-level objects.

var boundingBox: MDLAxisAlignedBoundingBox

The minimum region entirely enclosing the asset’s contents.

func boundingBox(atTime: TimeInterval) -> MDLAxisAlignedBoundingBox

Returns the minimum region entirely enclosing the asset’s contents at the specified time sample.

var url: URL?

The URL from which the asset was loaded, if available.

var bufferAllocator: MDLMeshBufferAllocator

An object responsible for allocating mesh vertex data loaded from the asset.

var vertexDescriptor: MDLVertexDescriptor?

The description of the vertex data format to be used for loading mesh data from the asset.

var masters: MDLObjectContainerComponent

An array of objects that can be reused in the asset's object hierarchy through instancing.

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