/// <summary>
/// Adds a client to the session.
/// Returns null if the identifier is being used.
/// </summary>
/// <param name="identifier"></param>
/// <param name="client"></param>
/// <returns></returns>
public virtual URollbackClient AddClient(int identifier, URollbackClient client)
{
if (clients.ContainsKey(identifier))
{
return(null);
}
clients.Add(identifier, client);
OnClientAdded?.Invoke(identifier);
return(clients[identifier]);
}
/// <summary>
/// Get the client with the highest RTT value.
/// </summary>
/// <returns></returns>
public virtual URollbackClient GetHighestRTTClient()
{
URollbackClient highestRTTClient = new URollbackClient(-1);
foreach (URollbackClient client in clients.Values)
{
if (client.RTT >= highestRTTClient.RTT)
{
highestRTTClient = client;
}
}
return(highestRTTClient);
}
/// <summary>
/// Advances the input frame coutner for a remote client,
/// and calculates a remoteFrameLag value for that client.
/// </summary>
/// <param name="localIdentifier"></param>
/// <param name="identifier"></param>
public virtual URollbackErrorCode AddRemoteInput(int localIdentifier, int remoteIdentifier, ClientInputDefinition clientInput)
{
if (!clients.ContainsKey(remoteIdentifier) ||
!clients.ContainsKey(localIdentifier))
{
return(URollbackErrorCode.INVALID_CLIENT);
}
URollbackClient localClient = GetClient(localIdentifier);
URollbackClient remoteClient = GetClient(remoteIdentifier);
remoteClient.AddInput(clientInput);
remoteClient.AddRemoteFrameLag(localClient.InputFrame);
return(URollbackErrorCode.OK);
}
/// <summary>
/// Adds an input for the local client, and adds a
/// localFrameLag value for remote clients.
/// </summary>
/// <param name="identifier"></param>
public virtual URollbackErrorCode AddLocalInput(int identifier, ClientInputDefinition clientInput)
{
if (!clients.ContainsKey(identifier))
{
return(URollbackErrorCode.INVALID_CLIENT);
}
URollbackClient localClient = GetClient(identifier);
localClient.AddInput(clientInput);
OnAdvanceLocalInput?.Invoke(identifier);
// Calculate how many frames we're predicting for remote client(s).
foreach (URollbackClient remoteClient in clients.Values)
{
if (remoteClient != localClient)
{
remoteClient.AddLocalFrameLag(localClient.InputFrame);
}
}
return(URollbackErrorCode.OK);
}
