protected override void WriteMovementUpdate(PrimitiveWriter packet, UpdateFieldFlags relation)
{
WriteMovementPacketInfo(packet);
#region Speed Block
packet.Write(WalkSpeed);
packet.Write(RunSpeed);
packet.Write(RunBackSpeed);
packet.Write(SwimSpeed);
packet.Write(SwimBackSpeed);
packet.Write(FlightSpeed);
packet.Write(FlightBackSpeed);
packet.Write(TurnSpeed);
packet.Write(PitchRate);
#endregion Speed Block
#region Spline Info
if (MovementFlags.HasFlag(MovementFlags.SplineEnabled))
{
// TODO: Write spline flags
//var splineFlags = SplineFlags.None;
}
#endregion Spline Info
}
protected override void WriteMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation)
{
// UpdateFlag.HasPosition
writer.Write(Position.X);
writer.Write(Position.Y);
writer.Write(Position.Z);
writer.WriteFloat(Orientation);
}
/// <summary>
/// Writes the server's challenge.
/// </summary>
/// <param name="packet">the packet to write to</param>
public void WriteServerChallenge(PrimitiveWriter packet)
{
packet.WriteBigInt(m_srp.PublicEphemeralValueB, 32);
packet.WriteBigIntLength(m_srp.Generator, 1);
// We will pad this out to 32 bytes.
packet.WriteBigIntLength(m_srp.Modulus, 32);
packet.WriteBigInt(m_srp.Salt);
}
protected virtual void WriteUpdateFlag_0x8(PrimitiveWriter writer, UpdateFieldFlags relation)
{
writer.Write(EntityId.LowRaw);
}
/// <summary>
/// Writes all the blocks to the packet
/// </summary>
/// <param name="packet">The packet to write to</param>
public void WriteFull(PrimitiveWriter packet)
{
packet.Write((byte)m_maxBlockCount);
for (int i = 0; i < m_maxBlockCount; i++)
{
packet.Write(m_blocks[i]);
}
}
/// <summary>
/// Writes the bit mask of all required fields
/// </summary>
/// <param name="packet">The packet to write to</param>
public void WriteTo(PrimitiveWriter packet)
{
//var valueCount = (m_highestIndex + 31) >> 5;
var valueCount = (m_highestIndex >> 5) + 1;
packet.Write((byte)valueCount);
for (var i = 0; i < valueCount; i++)
{
packet.Write(m_blocks[i]);
}
}
protected override void WriteUpdateFlag_0x10(PrimitiveWriter writer, UpdateFieldFlags relation)
{
writer.Write(150754760); // ?
}
protected override void WriteTypeSpecificMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation, UpdateFlags updateFlags)
{
// Will only be GameObjects
if (updateFlags.HasAnyFlag(UpdateFlags.Transport))
{
writer.Write(Utility.GetSystemTime());
}
if (updateFlags.HasAnyFlag(UpdateFlags.HasRotation))
{
writer.Write(Rotation);
}
}
/// <summary>
/// Writes the major portion of the create block.
/// This handles flags 0x20, 0x40, and 0x100, they are exclusive to each other
/// The content depends on the object's type
/// </summary>
/// <param name="writer"></param>
/// <param name="relation"></param>
protected virtual void WriteMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation)
{
}
/// <summary>
/// Writes the data shared in movement packets and the create block of the update packet
/// This is used in
/// <list type="String">
/// SMSG_UPDATE_OBJECT
/// MSG_MOVE_*
/// MSG_MOVE_SET_*_SPEED
/// </list>
/// </summary>
/// <param name="packet"></param>
public void WriteMovementPacketInfo(PrimitiveWriter packet, ref Vector3 pos, float orientation)
{
var moveFlags = MovementFlags;
var moveFlags2 = MovementFlags2;
if (moveFlags.HasAnyFlag(MovementFlags.OnTransport) && TransportInfo == null)
{
// should never happen
moveFlags ^= MovementFlags.OnTransport;
}
packet.Write((uint)moveFlags);
packet.Write((ushort)moveFlags2);
packet.Write(Utility.GetSystemTime());
packet.Write(pos.X);
packet.Write(pos.Y);
packet.Write(pos.Z);
packet.Write(orientation);
if (moveFlags.HasAnyFlag(MovementFlags.OnTransport))
{
// ReSharper disable PossibleNullReferenceException
TransportInfo.EntityId.WritePacked(packet);
// ReSharper restore PossibleNullReferenceException
packet.Write(TransportPosition.X);
packet.Write(TransportPosition.Y);
packet.Write(TransportPosition.Z);
packet.Write(TransportOrientation);
packet.Write(TransportTime);
packet.Write(TransportSeat);
}
if (moveFlags.HasAnyFlag(MovementFlags.Swimming | MovementFlags.Flying) ||
moveFlags2.HasFlag(MovementFlags2.AlwaysAllowPitching))
{
packet.Write(PitchRate);
}
packet.Write(0); // air time
if (moveFlags.HasAnyFlag(MovementFlags.Falling))
{
// yet somewhat unknown values (Client sends them)
packet.Write(0f);
packet.Write(8f);
packet.Write(0.2f);
packet.Write(1f);
}
if (moveFlags.HasAnyFlag(MovementFlags.SplineElevation))
{
packet.Write(0.0f);
}
}
/// <summary>
/// Writes the data shared in movement packets and the create block of the update packet
/// This is used in
/// <list type="String">
/// SMSG_UPDATE_OBJECT
/// MSG_MOVE_*
/// MSG_MOVE_SET_*_SPEED
/// </list>
/// </summary>
/// <param name="packet"></param>
public void WriteMovementPacketInfo(PrimitiveWriter packet)
{
WriteMovementPacketInfo(packet, ref m_position, m_orientation);
}
protected override void WriteUpdateFlag_0x10(PrimitiveWriter writer, UpdateFieldFlags relation)
{
writer.Write(150754760); // TODO - wtf?
//base.WriteUpdateFlag_0x10(writer, relation);
}
protected override void WriteMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation)
{
// UpdateFlag.StationaryObject
writer.Write(Position);
writer.WriteFloat(Orientation);
}
protected override void WriteMovementUpdate(PrimitiveWriter packet, UpdateFieldFlags relation)
{
if (UpdateFlags.Has(UpdateFlags.StationaryObjectOnTransport))
{
// corpses had this, but seemed to just send their own info for both
EntityId.Zero.WritePacked(packet);
packet.Write(Position);
packet.Write(Position); // transport position, but server seemed to send normal position except orientation
packet.Write(Orientation);
packet.Write(Orientation);
}
else if (UpdateFlags.Has(UpdateFlags.StationaryObject))
{
#region UpdateFlag.Flag_0x40 (StationaryObject)
packet.Write(Position);
packet.WriteFloat(Orientation);
#endregion
}
}
protected virtual void WriteUpdateFlag_0x10(PrimitiveWriter writer, UpdateFieldFlags relation)
{
writer.Write(1);
}
protected virtual void WriteTypeSpecificMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation, UpdateFlags updateFlags)
{
}
protected override void WriteTypeSpecificMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation, UpdateFlags updateFlags)
{
// Probably specific to Unit
if (updateFlags.HasFlag(UpdateFlags.AttackingTarget))
{
writer.Write((byte)0); // pguid
}
}
protected override void WriteMovementUpdate(PrimitiveWriter packet, UpdateFieldFlags relation)
{
// StationaryObjectOnTransport
if (UpdateFlags.HasAnyFlag(UpdateFlags.StationaryObjectOnTransport))
{
EntityId.Zero.WritePacked(packet);
packet.Write(Position);
packet.Write(Position); // transport position, but server seemed to send normal position except orientation
packet.Write(Orientation);
packet.Write(0.0f);
}
else if (UpdateFlags.HasAnyFlag(UpdateFlags.StationaryObject))
{
#region UpdateFlag.Flag_0x40 (StationaryObject)
packet.Write(Position);
packet.WriteFloat(Orientation);
#endregion
}
}
/// <summary>
/// Writes the server's proof.
/// </summary>
/// <param name="packet">the packet to write to</param>
public void WriteServerProof(PrimitiveWriter packet)
{
packet.WriteBigInt(m_srp.ServerSessionKeyProof, 20);
}
protected override void WriteTypeSpecificMovementUpdate(PrimitiveWriter writer, UpdateFieldFlags relation, UpdateFlags updateFlags)
{
base.WriteTypeSpecificMovementUpdate(writer, relation, updateFlags);
writer.Write(m_entry.VehicleId);
writer.Write(m_entry.VehicleAimAdjustment);
}
public void WriteReconnectChallenge(PrimitiveWriter packet)
{
ReconnectProof = new byte[16];
new System.Random(System.Environment.TickCount).NextBytes(ReconnectProof);
packet.Write(ReconnectProof);
// 16 bytes of 0's
packet.Write(0L);
packet.Write(0L);
}
