public void UpdateInClient(int framesBetweenPackets, bool enablePrediction, bool needSpeedCorrection, GameTime gameTime)
{
float smoothingDecay = 1.0f / framesBetweenPackets;
currentSmoothing -= smoothingDecay;
if (currentSmoothing < 0)
{
currentSmoothing = 0;
}
if (enablePrediction)
{
UpdateState(simulationState);
// If both smoothing and prediction are active,
// also apply prediction to the previous state.
if (currentSmoothing > 0)
{
UpdateState(previousState);
}
}
if (currentSmoothing > 0)
{
// Interpolate the display state gradually from the
// previous state to the current simultation state.
ApplySmoothing(needSpeedCorrection);
}
else
{
// Copy the simulation state directly into the display state.
displayState = (NetworkPlayerState)simulationState.Clone();
}
}
void UpdateState(NetworkPlayerState state)
{
if (state.IsGrounded)
{
state.Velocity = playerInput;
}
state.IsGrounded = false;
for (int i = 0; i < GameMapRef.MapObjects.Length; i++)
{
GameMapRef.MapObjects[i].CheckCollision(state, playerInput);
}
state.Position += state.Velocity;
state.Position = Vector2.Clamp(state.Position, new Vector2(100, -100), new Vector2(GameMapRef.MapWidth - 200, GameMapRef.MapHeight + 300));
if (!state.IsGrounded)
{
state.Velocity += new Vector2(0, 0.3f);
}
else
{
state.IsKnockedBack = false;
}
}
public NetworkPlayer(int id, Color team, Character character, GameMap gameMapRef)
{
ID = id;
Team = team;
IsDead = false;
IsHumanPlayer = true;
Character = character;
GameMapRef = gameMapRef;
NeedsDispose = false;
simulationState = new NetworkPlayerState(new BoundRectangle(0, 0, Character.Sprite.Width / 3, Character.Sprite.Height),
Vector2.Zero, true, false, false, Vector2.Zero);
previousState = (NetworkPlayerState)simulationState.Clone();
displayState = (NetworkPlayerState)simulationState.Clone();
}
public void ReadNetworkPacketFromClient(PacketReader packetReader, GameTime gameTime, TimeSpan latency, bool enablePrediction, bool enableSmoothing)
{
if (enableSmoothing)
{
previousState = (NetworkPlayerState)displayState.Clone();
currentSmoothing = 1;
}
else
{
currentSmoothing = 0;
}
float packetSendTime = packetReader.ReadSingle();
playerNewInput = packetReader.ReadVector2();
}
public void UpdateLocal(Vector2 newPlayerInput, GameTime gameTime)
{
if (Character.Entity.IsStunned || Character.Entity.IsRooted || IsKnockedBack)
{
playerInput = Vector2.Zero;
}
else if (Character.Entity.IsPolymorphed)
{
playerInput.Y = 0;
moveTimer -= gameTime.ElapsedGameTime;
if (moveTimer.TotalSeconds < 0)
{
moveTimer = new TimeSpan(0, 0, 0, 0, 400);
int x = Mechanics.Roll(0, 7);
switch (x)
{
case 1:
playerInput.X = PlayerSpeed / 2;
break;
case 2:
playerInput.X = -PlayerSpeed / 2;
break;
case 3:
case 4:
case 5:
case 6:
playerInput.X = 0;
break;
}
}
}
else if (Character.Entity.IsNoControlable)
{
playerInput = Vector2.Zero;
}
else
{
playerInput = newPlayerInput;
}
UpdateState(simulationState);
displayState = (NetworkPlayerState)simulationState.Clone();
}
public void ReadNetworkPacketFromServer(PacketReader packetReader, GameTime gameTime, TimeSpan latency, bool enablePrediction, bool enableSmoothing)
{
if (enableSmoothing)
{
previousState = (NetworkPlayerState)displayState.Clone();
currentSmoothing = 1;
}
else
{
currentSmoothing = 0;
}
float packetSendTime = packetReader.ReadSingle();
simulationState.Position = packetReader.ReadVector2();
simulationState.Velocity = packetReader.ReadVector2();
playerInput = packetReader.ReadVector2();
if (enablePrediction)
{
ApplyPrediction(gameTime, latency, packetSendTime);
}
}
public void UpdateClientInHost(int framesBetweenPackets, bool enablePrediction, bool needSpeedCorrection, GameTime gameTime)
{
if (Character.Entity.IsStunned || Character.Entity.IsRooted || IsKnockedBack)
{
playerInput = Vector2.Zero;
}
else if (Character.Entity.IsPolymorphed)
{
playerInput.Y = 0;
moveTimer -= gameTime.ElapsedGameTime;
if (moveTimer.TotalSeconds < 0)
{
moveTimer = new TimeSpan(0, 0, 0, 0, 400);
int x = Mechanics.Roll(0, 7);
switch (x)
{
case 1:
playerInput.X = PlayerSpeed / 2;
break;
case 2:
playerInput.X = -PlayerSpeed / 2;
break;
case 3:
case 4:
case 5:
case 6:
playerInput.X = 0;
break;
}
}
}
else if (Character.Entity.IsNoControlable)
{
playerInput = Vector2.Zero;
}
else
{
playerInput = playerNewInput;
}
float smoothingDecay = 1.0f / framesBetweenPackets;
currentSmoothing -= smoothingDecay;
if (currentSmoothing < 0)
{
currentSmoothing = 0;
}
if (enablePrediction)
{
UpdateState(simulationState);
// If both smoothing and prediction are active,
// also apply prediction to the previous state.
if (currentSmoothing > 0)
{
UpdateState(previousState);
}
}
if (currentSmoothing > 0)
{
// Interpolate the display state gradually from the
// previous state to the current simultation state.
ApplySmoothing(needSpeedCorrection);
}
else
{
// Copy the simulation state directly into the display state.
displayState = (NetworkPlayerState)simulationState.Clone();
}
}
public void AlignStates()
{
simulationState = (NetworkPlayerState)displayState.Clone();
previousState = (NetworkPlayerState)displayState.Clone();
}