//------------ Process packet related to spawning prop ------------
private void ProcessIncomingSpawn(CSteamID remoteId, PacketHolder packetHolder)
{
var packet = packetHolder.Packet <Spawn>();
if (packet == null)
{
return;
}
switch (packet.Value.Action)
{
// When player accepted new spawn and sent back this callback
case ActionType.PropSpawn:
{
Vector3?pos = null;
if (packet.Value.Pos != null)
{
pos = new Vector3(packet.Value.Pos.Value.X, packet.Value.Pos.Value.Y, packet.Value.Pos.Value.Z);
}
SpawnProp(packet.Value.Name, pos);
// When host receives prop spawn from player
if (_globals.PlayingAsHost)
{
SpawnPropCallback(packet.Value.Name, pos, remoteId);
}
break;
}
}
}
//------------ Process packet related to only changing object rotation ------------
private void ProcessIncomingObjectRotationChange(PacketHolder packetHolder, CSteamID remoteId)
{
var packet = packetHolder.Packet <Rotation>();
if (packet == null)
{
return;
}
if (packet.Value.ObjType != ObjectType.Prop)
{
return;
}
if (!_props.TryGetValue(packet.Value.Obj, out KinematicBody updatingObj))
{
return;
}
Vector3 newObjRotation = updatingObj.Rotation;
if (packet.Value.Rot != null)
{
newObjRotation.x = packet.Value.Rot.Value.X;
newObjRotation.y = packet.Value.Rot.Value.Y;
newObjRotation.z = packet.Value.Rot.Value.Z;
}
updatingObj.Rotation = newObjRotation;
if (packet.Value.SentByHost)
{
return;
}
ObjectRotationChangeCallback(packet.Value.Obj, newObjRotation, remoteId);
}
//------------ Process packet related to only changing object position ------------
private void ProcessIncomingObjectMovementChange(PacketHolder packetHolder, CSteamID remoteId)
{
var packet = packetHolder.Packet <Movement>();
if (packet == null)
{
return;
}
if (packet.Value.ObjType != ObjectType.Prop)
{
return;
}
if (!_props.TryGetValue(packet.Value.Obj, out KinematicBody updatingObj))
{
return;
}
Transform newObjTransform = updatingObj.Transform;
if (packet.Value.Pos != null)
{
newObjTransform.origin.x = packet.Value.Pos.Value.X;
newObjTransform.origin.y = packet.Value.Pos.Value.Y;
newObjTransform.origin.z = packet.Value.Pos.Value.Z;
}
updatingObj.Transform = newObjTransform;
if (packet.Value.SentByHost)
{
return;
}
ObjectPositionChangeCallback(packet.Value.Obj, newObjTransform.origin, remoteId);
}
private void ProcessPlayerMovementAndRotationChange(PacketHolder packetHolder, CSteamID remoteId)
{
var packet = packetHolder.Packet <MovementAndRotation>();
if (packet == null)
{
return;
}
if (packet.Value.ObjType != ObjectType.Player)
{
return;
}
if (!_globals.PlayerBodies.TryGetValue(packet.Value.Obj, out KinematicBody updatingPlayer))
{
if (_globals.OwnPlayerBody != null && _globals.OwnPlayerBody.Name.Equals(packet.Value.Obj))
{
updatingPlayer = _globals.OwnPlayerBody;
}
else
{
return;
}
}
Transform newPlayerTransform = updatingPlayer.Transform;
if (packet.Value.Pos != null)
{
newPlayerTransform.origin.x = packet.Value.Pos.Value.X;
newPlayerTransform.origin.y = packet.Value.Pos.Value.Y;
newPlayerTransform.origin.z = packet.Value.Pos.Value.Z;
}
updatingPlayer.Transform = newPlayerTransform;
Vector3 newPlayerRotation = updatingPlayer.Rotation;
if (packet.Value.Rot != null)
{
newPlayerRotation.x = packet.Value.Rot.Value.X;
newPlayerRotation.y = packet.Value.Rot.Value.Y;
newPlayerRotation.z = packet.Value.Rot.Value.Z;
}
updatingPlayer.Rotation = newPlayerRotation;
if (_globals.PlayingAsHost)
{
PlayerMovementAndRotationChangeCallback(packet.Value.Obj, newPlayerTransform.origin, newPlayerRotation,
remoteId);
}
}
private void ProcessIncomingPlayerIds(PacketHolder packetHolder)
{
var incomingPlayerIds = packetHolder.Packet <PlayerIds>();
if (incomingPlayerIds != null)
{
if (!incomingPlayerIds.Value.SentByHost)
{
return;
}
var newIncomingPlayerIds =
Array.ConvertAll(incomingPlayerIds.Value.GetIdsArray(), item => (CSteamID)item);
_globals.UserIds.UnionWith(newIncomingPlayerIds);
GD.Print($"OK: Added lobby player id's from host, new count: {_globals.UserIds.Count}");
}
GD.Print("NOTIFY: Changing scene after getting PlayerIds packet.");
OnLobbyEnteredFinished();
}
private void ProcessIncomingUserAction(CSteamID remoteId, PacketHolder packetHolder)
{
var userAction = packetHolder.Packet <UserAction>();
if (userAction == null)
{
return;
}
GD.Print($"NOTIFY: Receiving UserAction: {userAction.Value.Action}.");
switch (userAction.Value.Action)
{
case ActionType.PlayerIds:
var sendingUsers = new HashSet <CSteamID>(_globals.UserIds);
sendingUsers.RemoveWhere(id => id.Equals(remoteId));
var packet = Utils.GetPlayerIdsBytes(true, sendingUsers);
SteamNetworking.SendP2PPacket(remoteId, packet, (uint)packet.Length,
EP2PSend.k_EP2PSendReliable);
GD.Print($"OK: Sent user list from host to: {SteamFriends.GetFriendPersonaName(remoteId)}");
break;
}
}
private void ProcessSpawn(PacketHolder packetHolder, CSteamID remoteId)
{
var packet = packetHolder.Packet <Spawn>();
if (packet == null)
{
return;
}
switch (packet.Value.Action)
{
case ActionType.PlayerSpawn:
PackedScene playerScene;
KinematicBody player;
if (packet.Value.Name.Equals(_globals.OwnId.ToString()))
{
playerScene = ResourceLoader.Load <PackedScene>(_playerPath);
player = playerScene?.Instance() as KinematicBody;
if (player == null)
{
return;
}
GetParent().AddChild(player);
player.Name = packet.Value.Name;
_globals.OwnPlayerBody = player;
}
else
{
playerScene = ResourceLoader.Load <PackedScene>(_networkedPlayerPath);
player = playerScene?.Instance() as KinematicBody;
if (player == null)
{
return;
}
AddChild(player);
player.Name = packet.Value.Name;
_globals.PlayerBodies.Add(player.Name, player);
}
Transform propTransform;
if (packet.Value.Pos != null)
{
propTransform = player.Transform;
propTransform.origin.x = packet.Value.Pos.Value.X;
propTransform.origin.y = packet.Value.Pos.Value.Y;
propTransform.origin.z = packet.Value.Pos.Value.Z;
player.Transform = propTransform;
}
else
{
propTransform = player.Transform;
propTransform.origin.x = DefaultSpawnPos.x;
propTransform.origin.y = DefaultSpawnPos.y;
propTransform.origin.z = DefaultSpawnPos.z;
player.Transform = propTransform;
}
if (_globals.PlayingAsHost)
{
SpawnPlayerCallback(packet.Value.Name, propTransform.origin, remoteId);
SendAllExitingPlayersCallback(remoteId);
}
break;
}
}
