Unreal Engine 5 static mesh gltf exporter

unreal_export.py

import unreal

outputDir = SET THIS

exportOptions = unreal.GLTFExportOptions()
exportOptions.adjust_normalmaps = True
selectedActors = set()

class_paths = unreal.Array(unreal.TopLevelAssetPath)
class_paths.append(unreal.TopLevelAssetPath("/Script/Engine", "StaticMesh"))

package_paths = unreal.Array(unreal.Name)
package_paths.append("/Game")

asset_registry = unreal.AssetRegistryHelpers.get_asset_registry()
asset_list = asset_registry.get_assets(
    unreal.ARFilter(
        class_paths=class_paths,
        package_paths=package_paths,
        recursive_paths=True,
    )
)

if asset_list is None:
    print("No assets found")
else:
    asset_count = len(asset_list)
    print(f"Found {asset_count} assets")
    with unreal.ScopedSlowTask(
        asset_count, f"Exporting {asset_count} assets"
    ) as slow_task:
        slow_task.make_dialog(True)

        for i, asset in enumerate(asset_list):
            if slow_task.should_cancel():
                break
            slow_task.enter_progress_frame(1)

            static_mesh = unreal.EditorAssetLibrary.load_asset(
                str(asset.package_path) + "/" + str(asset.asset_name)
            )

            root_dir = str(asset.package_path).split("/")[2]
            exportPath = f"{outputDir}/{root_dir}/{static_mesh.get_name()}.gltf"

            unreal.GLTFExporter.export_to_gltf(
                static_mesh,
                exportPath,
                exportOptions,
                selectedActors,  # type: ignore
            )