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