static [TOptional](API\Runtime\Core\IO\TOptional)< [ENiagaraDefaultMode](API\Plugins\Niagara\ENiagaraDefaultMode) > GetGraphDefaultMode ( const [FGraph](API\Plugins\NiagaraEditor\FNiagaraCompilationGraphBridge\FGraph) * Graph, const [FNiagaraVariable](API\Plugins\Niagara\FNiagaraVariable) & Variable, [FNiagaraScriptVariableBinding](API\Plugins\Niagara\FNiagaraScriptVariableBinding) & Binding )