_USDKit_RealityKit · IOS API REFERENCE

USDPlayer.MeshData.Update

struct · iOS 27.0+ · SDK 27.1

struct Update

Delta update carrying only the mesh fields that changed since the last frame.

Members (7)

get · iOS 27.0+

TypeScript

get indexData(): (ArrayBuffer) | null

Swift declaration

let indexData: Data?

Updated index buffer data. `nil` if unchanged.

get · iOS 27.0+

TypeScript

get vertexData(): (Array<ArrayBuffer>) | null

Swift declaration

let vertexData: [Data]?

Updated vertex buffer data. `nil` if unchanged.

get · iOS 27.0+

TypeScript

get assignedMaterials(): (Array<USDPlayer_MaterialID>) | null

Swift declaration

let assignedMaterials: [USDPlayer.MaterialID]?

Updated material bindings. `nil` if unchanged.

get · iOS 27.0+

TypeScript

get instanceTransforms(): (Array<SDKHandle>) | null

Swift declaration

let instanceTransforms: [float4x4]?

Updated world-space instance transforms. `nil` if unchanged.

get · iOS 27.0+

TypeScript

get id(): USDPlayer_MeshID

Swift declaration

let id: USDPlayer.MeshID

Unique identifier for the mesh being updated.

get · iOS 27.0+

TypeScript

get parts(): (Array<_RealityFoundation_LowLevelMesh_Part>) | null

Swift declaration

let parts: [LowLevelMesh.Part]?

Updated mesh parts. `nil` if unchanged.

get · iOS 27.0+

TypeScript

get meshType(): (USDPlayer_MeshData_MeshType) | null

Swift declaration

let meshType: USDPlayer.MeshData.MeshType?

Updated mesh type. `nil` if unchanged.

No declarations were skipped in this snapshot.