namespace FNiagaraEditorUtilities { [TArray](API\Runtime\Core\Containers\TArray)< [UNiagaraParameterDefinitions](API\Plugins\NiagaraEditor\UNiagaraParameterDefinitions) * > FNiagaraEditorUtilities::DowncastParameterDefinitionsBaseArray ( const [TArray](API\Runtime\Core\Containers\TArray)< [UNiagaraParameterDefinitionsBase](API\Plugins\Niagara\UNiagaraParameterDefinitionsBase) * > BaseArray ) }