namespace FNiagaraParameterUtilities { bool FNiagaraParameterUtilities::IsExternalConstantNamespace ( const [FNiagaraVariable](API\Plugins\Niagara\FNiagaraVariable) & InVar, [ENiagaraScriptUsage](API\Plugins\Niagara\ENiagaraScriptUsage) InUsage, int32 InUsageBitmask ) }