Changelog

[1.8] - 2021-09-24

Netcode

Peers can now recombine fragments from multiple packets at the same time
Fixed InvalidOperationException when the packet fragment count is a multiple of 8
Writer constructor is now public

Unity Core

NetworkHost PeerEvents now get invoked even if Connect is provided with a listener
NetworkHost can now be created and added with AddComponent
Fixed NullReferenceException thrown by NetworkMessageCopy in some cases
Messages sent via SendNetworkMessage are now also saved to prevent duplicates
Updated SuperNetMirrorTransport to latest version
Send sequence for component messages is now initialized with a random number

Unity Editor

Removed NetworkAuthorityEditor exception when GetAuthoritativeComponents returns null
Removed NetworkPrefabEditor exception when GetNetworkComponents returns null
Removed NetworkManagerEditor exception when GetComponents returns null
Removed NetworkHostEditor exception when GetPeers returns null
NetworkHostEditor bandwidth can now be displayed with other units
NetworkHostEditor bandwidth is now displayed for each peer
Added Receive Lost to NetworkHostEditor Peer statistics fields

Unity Components NetworkTransform

Default ReceiveExtrapolate is now 0.4 instead of 0.1
Rigidbodies now use MovePosition/MoveRotation in FixedUpdate with SyncLocalTransform

Unity Components NetworkPrefab & NetworkSpawner

NetworkSpawner now initializes NetworkManager on startup
Added NetworkSpawner.DespawnAll to despawn all spawned instances
Added log when prespawned instances are spawned by a NetworkSpawner locally
Fixed log when prespawned instances are spawned by a NetworkSpawner remotely
NetworkSpawner now sends prefab component identities in the spawn message itself
NetworkPrefab is no longer sycnronizing component identities

Unity Components NetworkAuthority

Removed OnTransformParentChanged and OnTransformChildrenChanged

Unity Examples

P2P example GetPublicIP() now works even if Host isn't listening
Added BasicP2P example
Added BasicServerClient example
Arena example scene is now split into ArenaMenu and ArenaGame
Arena example server browser now includes server name and player count

[1.7] - 2021-05-21

Netcode

Clock tick difference between peers is now an exponential moving average
Added PeerConfig.TimeStability to control clock stability
Renamed Peer.Delta to Peer.DeltaLast, and added Peer.DeltaAverage for access to clock difference
First ping is now delayed to remove "Corrupted data ReadInternal" exceptions
Added optional packet loss and latency simulation to hosts
Added HostConfig simulator configuration values
Added Host.SetListener to replace the host listener
Upgraded HostTimestamp with operators and conversion methods
Created HostTimespan to store a time duration
The fields Host.Timestamp and Host.Ticks are now static
Added Host.Frequency to indicate ticks per second
Removed IMessage.Offset and added IMessage.Timestamp
Host.Timestamp renamed to Host.Now
Host.Listener and Peer.Listener are now null by default
Removed Acknowledged, TimeSent and TimeCreated field from MessageSent
Removed Peer field from MessageSent and MessageReceived
Reduced number of flush tasks created when sending messages
RTT is now only calculated with ping messages to avoid wrong calculations with custom timestamps

Unity Core

Privated Authority field on all components in favor of the SetAuthority method
Added readonly IsAuthority on all components with authority
Added the ability to rethrow exceptions in NetworkHost.Startup() and NetworkHost.Connect()
NetworkHost.GetPeers can no longer return null
NetworkManager.Register now invokes register events even if the component is already registered
Added NetworkHost.SendUnconnected and NetworkHost.SendBroadcast
Added INetworkRollbackable to implement rollback
NetworkManager is now a partial class with multiple files

Unity Core NetworkManager

Added Run(IEnumerator) to run coroutines
Added GetMainThread to get the main unity thread
Added RunAsync to NetworkComponent and NetworkManager for scheduling asynchronous tasks
Added NetworkManager.RollbackBegin and NetworkManager.RollbackEnd
Added rollback tools to the NetworkManager inspector editor

Unity Components NetworkTransform

Improved accuracy of interpolation/extrapolation by ignoring local values when receiving updates
Snapping/teleportation now happens at the correct time
If authority is lost, newly received values are interpolated with local values to reduce jitter
Added ReceiveAuthorityDelay to control how long after authority is lost to interpolate for
Added ReceiveSnapDuration to control maximum allowed duration between two received values
Added ReceiveDuration to control how long to keep updates for
NetworkTransfrom now implements INetworkRollbackable

Unity Components NetworkPrefab & NetworkSpawner

Added NetworkSpawner.Parent field to allow prefabs to spawn relative to the world
NetworkSpawner.Spawn(Position, Rotation) now has an additional relativeToParent parameter
NetworkSpawner.Spawn() can spawn relative to spawner or relative to parent
Added NetworkSpawner.Locked field to ignore authority and let anyone spawn
Added NetworkPrefab.Spawnee to get the peer that spawned the prefab
Static NetworkPrefabs without a spawner now get the network ID based on their name
Added NetworkPrefab.GetNetworkComponents to get all components managed by the prefab
Prefab inspector now displays a list of components, spawner and spawnee

Unity Components NetworkAuthority

Added Locked field to ignore authority and let anyone claim ownership
Claim() can now be called by all members on the network if unlocked
Added Timestamp field to get timestamp of when the ownership was last changed
Renamed Ownership field to IsOwner
OnNetworkAuthorityUpdate now includes a timestamp
Claim() now includes priority

Unity Examples

Arena example is now only using a single NetworkHost
P2P, Broadcast and Chat examples are now using NetworkHost instead of Host
Added NPCs and cars to arena example

[1.6] - 2021-04-05

Netcode

Unconnected empty messages are no longer compressed to avoid exceptions
Peer.Accept can now accept a null config
Added Rejected, Accepted and Peer fields in ConnectionRequest
Added Peer.SetListener to replace existing peer listener
Peer.Send no longer throws an exception if peer is disconnected or disposed
Renamed Reader parameter from "reader" to "message" in IPeerListener and PeerEvents
Renamed "ReadUint32" to "ReadUInt32" in Reader
Removed all unnecessary warnings with pragma directives
Reader.ReadColor now correctly reads all 4 components
Reader.Reset now allows last byte index as an argument
Reader.Reset position is no longer optional
Fixed incorrect timing calculations for timed messages
Added Peer.Delta field for access to clock difference between peers

Unity Core

Removed INetworkMessage to allow components to send a raw IMessage
Separated NetworkManager singleton into 3 manager singletons
Created NetworkManagerPeers to manage peer registration
Created NetworkManagerThread to manage unity main thread execution inside Run()
Created NetworkManagerTracker to manage component registration and messages
Added DuplicateTimeout configuration to NetworkManager to control duplicate message checking
Added LogEvents and LogExceptions configuration to NetworkManager to control debug output
Updated NetworkMirrorTransport to latest mirror version
Debug messages now check NetworkManager LogEvents and LogExceptions configuration first
Removed distinction between static and dynamic network ID
Added Reader.ReadNetworkID and Writer.Write(NetworkIdentity) extension methods
Added NetworkIdentity.GenerateRandomID method to generate a random ID

Unity Core NetworkComponent

Renamed NetworkIdentity to NetworkID
Renamed ResetNetworkIdentity to ResetNetworkID
Removed remote register events in favor of the NetworkRegistrar component
Changed send methods to accept IMessage instead of INetworkMessage
Added OnNetworkResend event to control resending of messages
Added events for other component registration and peer connect and disconnect
Renamed NetworkIsRegistered to IsRegisteredOnNetwork
OnNetworkMessage event now receives full message information instead of just the timestamp

Unity Core NetworkHost

Removed LogEvents in favor of NetworkManager configuration
Renamed AutoConnectAddress field to AutoConnect
Added AutoRegister field to control automatic peer registration
Removed Connections field
Removed SetTracking method in favor of peer registration via NetworkManager
ReplaceListener method renamed to SetListener
GetPeers now returns IReadOnlyList

Unity Components NetworkPrefab & NetworkSpawner

Network prefabs on the scene are now detected by the parent spawner automatically
NetworkSpawner.GetSpawnedPrefabs now returns IReadOnlyList instead of an array
Removed IgnoreRemoteSpawns and IgnoreRemoteDespawns fields in NetworkSpawner
Added Authority field to implement authority in NetworkSpawner

Unity Components

Updated components to 1.6 messaging system and added SyncChannel field
Added SetAuthority method to components with authority
Created INetworkAuthoritative and NetworkAuthority to help with authority managment
Created INetworkRegisterable and NetworkRegistrar to help with notifying register events
NetworkTransform now properly synchronizes child objects
Added OnNetworkTrigger event int NetworkAnimator
Debug messages now include NetworkID of the component every time

[1.5] - 2021-01-04

Netcode

Connection request messages sent via Host.Connect are now correctly received
Allocator.ReturnSent no longer throws an exception
ObjectDisposedException is no longer reported when expected
Removed null reference exceptions that would occur during peer disposal
Writer.Reset method is no longer public
Reader now checks for message overflows via the new CheckAvailableSpace method
Added Reader.Reset method for setting read position within the message
Added Reader.First, Reader.Last and Reader.Position properties
Added synchronous IPResolver.Resolve methods
ArrayPool and ObjectPool now allow zero length pools
Host.Allocator is now public
Removed Message and NetworkMessage structs to discourage delegate allocation
Added static Host.IsLocal and Host.IsPortUsed methods for checking local connections
Added IPResolver.GetLocalAddressIPv6 method for IPv6 LAN connections
Host.LocalEndPoint renamed to Host.BindAddress
Rejecting a ConnectionRequest now disposes it too so it cannot be accepted anymore
When Peer.Disconnect is called twice in a row it will now properly disconnect

Unity

NetworkHost.Startup now returns a bool indicating success
Replaced NetworkHost.LocalEndPoint with NetworkHost.GetBindAddress
Added NetworkHost.GetLocalAddress and NetworkHost.GetLoopbackAddress
Added NetworkHost.Connect method with IPEndPoint, IPeerListener and IWritable
Added NetworkHost.Dispose method for disposing the host
Added NetworkHost.PeerEvents and NetworkHost.HostEvents
NetworkSpawnerEditor no longer throws an exception if prefab is not assigned
NetworkHost and NetworkManager now detach from parents for persistence acrosss scenes
NetworkHost no longer freezes Unity when OnDestroy is called
Added NetworkHost.ReplaceListener to replace peer event listeners
Added NetworkHost.SetTracking to add or remove component tracking for peers
Added another NetworkSpawner.Spawn, both methods now return an instance
NetworkComponent.SendNetworkMessageAll now only has a single exclude peer
Added NetworkAnimator.SyncParameters and NetworkAnimator.SyncStates
Components now use message structs

Examples

P2P Example now compiles without a warning
Chat, Broadcast and Arena examples now use struct messages to reduce allocations
Rewritten Arena example to use unity components
Added server side physics objects to Arena example

[1.4] - 2020-12-14

Netcode

Namespace moved from SuperNet to SuperNet.Netcode
Reader.Buffer field is now public instead of internal
Peer.Disconnect no longer throws an exception if disposed

Unity

NetworkComponent.ResetNetworkIdentity now compiles without editor
New assembly definitions SuperNetEditor, SuperNetNetcode and SuperNetUnity

[1.3] - 2020-11-12

Netcode

HostConfig and PeerConfig are now serializable
PeerConfig.RemotePublicKey and HostConfig.PrivateKey are now ignored if they are empty strings
Peer.Dispose and Host.Dispose now notify the listener asynchronously
Host.Connect and Host.Accept now start connectiong asynchronously
Host socket BeginReceiveFrom/EndReceiveFrom replaced with ReceiveFromAsync
Host socket BeginSendTo/EndSendTo replaced with SendToAsync
Added SocketAsyncEventArgs pool to Allocator
Added Message struct to allow sending messages without implementing IMessage
IMessage now includes timestamp offset
Renamed IMessage.cs to Message.cs
Added Timed, Reliable, Ordered and Unique fields to MessageReceived and MessageSent handles
Fixed ObjectPool.Return method sometimes crashing due to negative index
Fixed packet fragmentation sometimes not sending the last fragment
Fixed send exception when encryption is enabled locally but not remotely
Fixed IL2CPP builds for phones by removing when on exception catching

Unity Core

Created NetworkHost for establishing connections
Created NetworkChannels to define all message channels
Created NetworkManager singleton for registering components
Created NetworkComponent base for all components
Created NetworkIdentity to identify components over the network
Created NetworkMessage for components to send
Created NetworkMirrorTransport for mirror networking support

Unity Components

Created NetworkTransform for synchronizing transforms and rigidbodies
Created NetworkAnimation for synchronizing legacy animations
Created NetworkAnimator for synchronizing mecanim animators
Created NetworkSpawner and NetworkPrefab for spawning components

[1.2] - 2020-08-09

Netcode

Peers now keep the connection open for a short while after receiving a disconnect request
All allocations across all peers on the host are now pooled via a single Allocator instance
Added ICryptoRandom and CryptoRandom to reuse the random number generator
CryptoRSA is now lazy-initialized to avoid initialization when authentication isn't used
Added inline Curve25519 methods for key generation to avoid extra allocations
IPResolver async methods can now be cancelled with a token
IPResolver GetLocalAddress now takes a port and constructs an IPEndPoint
Writer and Reader now compile on all Unity platforms
Added Encrypted and Authenticate fields to ConnectionRequest
Connection requests can now be accepted regardless of their encryption status
A disposed connection request can now still be rejected
Host ticks are no longer in unix time
Added internal access modifier to internal fields and methods
Added SuperNet assembly definition to prevent access to internal fields and methods
Exception messages now include extra information with string.Format()
MessageSent.SendCount renamed to Attempts
All spawned tasks now use PreferFairness to reduce latency

Events

Added OnHostShutdown event
OnPeerUpdateRTT doesn't have old rtt anymore
Removed ticks from OnHostReceiveUnconnected and OnHostReceiveBroadcast events

PeerConfig

New DisconnectDelay value controlling how long a connection stays open after a disconnect
Removed BuffersExpandLength, BuffersMaxLength, ReceivePoolCount values in favor of the new Allocator
Removed FragmentMaxCount, FragmentMaxLength values in favor of the new Allocator

HostConfig

Removed BuffersExpandLength, BuffersMaxLength, ReceivePoolLength values in favor of the new Allocator
Removed Authenticator, Compressor, Exchanger values in favor of internal initialization
Removed Authentication value (now automatically enabled if public or private keys are set)
Removed UnconnectedTimed (now always disabled as ticks are inaccurate)
Renamed ReceivePoolCount to ReceiveCount as it has nothing to do with the array pool anymore
Five new allocator values
New ReceiveMTU value

Examples & Documentation

Added chat server program that can be compiled without Unity
Arena example rewritten with easier to understand code
Arena relay program now has cleaner console output

[1.1] - 2020-07-27

Netcode

IPResolver async methods now use DNS.GetHostAddressesAsync
Added IPResolver method to get the local (LAN) IPAddress
Removed MessageType from the MessageReceived handle as it was always MessageType.Custom
Ordered reliable messages that come out of order are now properly reassembled back into order
New PeerConfig.OrderedDelayMax and PeerConfig.OrderedDelayTimeout configuration values
Fixed bug where broadcast didn't work with CRC32 enabled

Examples & Documentation

Created changelog and readme
Moved all examples into the SuperNet.Examples namespace
New Chat example with separate server and client scenes
New P2P example showcasing UDP hole punching for P2P connections
New Broadcast example showcasing host discovery on LAN networks
Arena relay now sends local IP for servers on the same IP instead of 127.0.0.1

[1.0] - 2020-07-23

Initial release