bool FindAutoBoundInput ( const [UNiagaraNodeInput](API\Plugins\NiagaraEditor\UNiagaraNodeInput) * InputNode, const [UEdGraphPin](API\Runtime\Engine\EdGraph\UEdGraphPin) * PinToAutoBind, [FNiagaraVariable](API\Plugins\Niagara\FNiagaraVariable) & OutFoundVar, [ENiagaraInputNodeUsage](API\Plugins\Niagara\ENiagaraInputNodeUsage) & OutNodeUsage ) const