public void RequestControlUpdate(RailEntityClient entity, RailStateDelta delta)
{
// Can't infer anything if the delta is an empty frozen update
if (delta.IsFrozen)
{
return;
}
if (delta.IsRemoving)
{
if (entity.Controller != null)
{
localPeer.RevokeControlInternal(entity);
}
}
else if (delta.HasControllerData)
{
if (entity.Controller == null)
{
localPeer.GrantControlInternal(entity);
}
}
else
{
if (entity.Controller != null)
{
localPeer.RevokeControlInternal(entity);
}
}
}
public static RailCommandUpdate Create(
IRailCommandConstruction commandCreator,
RailEntityClient entity,
IEnumerable <RailCommand> commands)
{
RailCommandUpdate update = commandCreator.CreateCommandUpdate();
update.Initialize(entity.Id, commands);
update.Entity = entity;
return(update);
}
/// <summary>
/// Updates the room a number of ticks. If we have entities waiting to be
/// added, this function will check them and add them if applicable.
/// </summary>
public void ClientUpdate(Tick localTick, Tick estimatedServerTick)
{
Tick = estimatedServerTick;
UpdatePendingEntities(estimatedServerTick);
OnPreRoomUpdate(Tick);
// Collect the entities in the priority order and
// separate them out for either update or removal
foreach (RailEntityBase railEntityBase in Entities)
{
RailEntityClient entity = (RailEntityClient)railEntityBase;
if (entity.ShouldRemove)
{
ToRemove.Add(entity);
}
else
{
ToUpdate.Add(entity);
}
}
// Wave 0: Remove all sunsetted entities
ToRemove.ForEach(RemoveEntity);
// Wave 1: Start/initialize all entities
ToUpdate.ForEach(e => e.PreUpdate());
// Wave 2: Update all entities
ToUpdate.ForEach(e => e.ClientUpdate(localTick));
// Wave 3: Post-update all entities
ToUpdate.ForEach(e => e.PostUpdate());
ToRemove.Clear();
ToUpdate.Clear();
OnPostRoomUpdate(Tick);
}
private void ClientServerCommunication()
{
// Initialization
CampaignTimeControlMode expectedTimeControl = CampaignTimeControlMode.StoppablePlay;
RailClientRoom clientRoom = m_Client.StartRoom();
RailServerRoom serverRoom = m_Server.StartRoom();
RailEntityServer <SomeState> entityServerSide =
serverRoom.AddNewEntity <RailEntityServer <SomeState> >();
entityServerSide.State.Mode = expectedTimeControl;
m_Server.AddClient(m_PeerServerSide.Object, "");
m_Client.SetPeer(m_PeerClientSide.Object);
Assert.Empty(clientRoom.Entities);
Assert.Single(serverRoom.Entities);
// Sync entity from server to client
for (int i = 0; i < RailConfig.SERVER_SEND_RATE + RailConfig.CLIENT_SEND_RATE + 1; ++i)
{
m_ConClientSide.ExecuteSends();
m_Server.Update();
m_ConServerSide.ExecuteSends();
m_Client.Update();
}
// The client has received the entity.
Assert.Single(clientRoom.Entities);
Assert.Single(serverRoom.Entities);
// Clients representation of the entity is identical to the server
RailEntityBase entityProxy = clientRoom.Entities.First();
Assert.IsType <RailEntityClient <SomeState> >(entityProxy);
RailEntityClient <SomeState> entityClientSide =
entityProxy as RailEntityClient <SomeState>;
Assert.NotNull(entityClientSide);
Assert.Equal(entityServerSide.Id, entityProxy.Id);
Assert.Equal(expectedTimeControl, entityServerSide.State.Mode);
Assert.Equal(expectedTimeControl, entityClientSide.State.Mode);
// Change the entity on server side and sync to the client
expectedTimeControl = CampaignTimeControlMode.Stop;
entityServerSide.State.Mode = expectedTimeControl;
// Let the server detect the change and send the packet
bool bWasSendTick = false;
while (!bWasSendTick)
{
m_Server.Update();
bWasSendTick = serverRoom.Tick.IsSendTick(RailConfig.SERVER_SEND_RATE);
}
// Let the client receive & process the packet. We need to bring the client up to the same tick as the server to see the result.
while (clientRoom.Tick < serverRoom.Tick)
{
m_ConServerSide.ExecuteSends();
m_Client.Update();
}
Assert.Equal(expectedTimeControl, entityServerSide.State.Mode);
Assert.Equal(expectedTimeControl, entityClientSide.State.Mode);
}
