Import Function

Parameters, events, and async behaviour of the core import node

Import FBX File — Parameters

InputTypeDescription
File PathStringFull absolute path to the FBX file on disk
Import SettingsStructControls texture import, collision, mesh combining, and scale
Spawn TransformTransformWorld transform where the imported actor will be placed
Auto Generate MaterialsBooleanCreate material instances automatically from discovered textures

Import Settings Reference

SettingDescription
Import TexturesAuto-search for and import texture files alongside the FBX
Import CollisionsLook for UCX_ prefixed collision meshes in the FBX
Combine MeshesMerge all meshes into a single Procedural Mesh Component
Scale FactorUniform scale applied to the imported mesh

Events

EventWhen it fires
On Import SuccessImport finished — receives the spawned FBX Actor reference
On Import FailedImport failed — receives an error description string
On Progress UpdatePeriodic updates during import — use for progress bars (0.0–1.0)
💡 Non-blocking: The import runs on a background thread. You can display a loading UI, keep gameplay running, or import multiple files in parallel.
Runtime FBX Import for Unreal Engine - Documentation | Athian Games