namespace FNiagaraEditorUtilities { bool FNiagaraEditorUtilities::GetAvailableParameterDefinitions ( const [TArray](API\Runtime\Core\Containers\TArray)< [FString](API\Runtime\Core\Containers\FString) > & ExternalPackagePaths, [TArray](API\Runtime\Core\Containers\TArray)< [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) > & OutParameterDefinitionsAssetData ) }