/// <summary>Processes each client update packet sent from the client, updating internal state.</summary>
internal void ProcessClientUpdate(PlayerPositionUpdateClient ppuc, out SpawnAppearance sa, out PlayerPositionUpdateServer ppus)
{
float dist = 0, tmp;
tmp = this.X - ppuc.XPos;
dist += tmp * tmp;
tmp = this.Y - ppuc.YPos;
dist += tmp * tmp;
dist = (float)Math.Sqrt(dist);
// TODO: Perhaps a warp check in the future, for now just log stuff
if (dist > 50.0f * 50.0f)
{
_log.WarnFormat("{0}: Large position change: {1} units", this.Name, Math.Sqrt(dist));
_log.WarnFormat("Coords: ({0:F4}, {1:F4}, {2:F4}) -> ({3:F4}, {4:F4}, {5:F4})", this.X, this.Y, this.Z, ppuc.XPos, ppuc.YPos, ppuc.ZPos);
_log.WarnFormat("Deltas: ({0:F2}, {1:F2}, {2:F2}) -> ({3:F2}, {4:F2}, {5:F2})", _deltaX, _deltaY, _deltaZ, ppuc.DeltaX, ppuc.DeltaY, ppuc.DeltaZ);
}
// TODO: proximity timer?
_deltaX = ppuc.DeltaX;
_deltaY = ppuc.DeltaY;
_deltaZ = ppuc.DeltaZ;
_deltaHeading = ppuc.DeltaHeading;
this.Heading = ppuc.Heading;
// TODO: tracking skill increase check
sa = new SpawnAppearance();
if (ppuc.YPos != this.Y || ppuc.XPos != this.X)
{
if (!_sneaking && !_invis)
{
_hidden = false;
_improvedHidden = false;
sa = new SpawnAppearance((ushort)this.ID, 0x03, 0);
}
}
ppus = new PlayerPositionUpdateServer();
if (ppuc.YPos != this.Y || ppuc.XPos != this.X || ppuc.Heading != this.Heading || ppuc.Animation != this.Animation)
ppus = GetSpawnUpdate();
this.X = ppuc.XPos;
this.Y = ppuc.YPos;
this.Z = ppuc.ZPos;
this.Animation = ppuc.Animation;
}
internal virtual PlayerPositionUpdateServer GetSpawnUpdateNoDelta()
{
PlayerPositionUpdateServer ppus = new PlayerPositionUpdateServer();
ppus.SpawnId = (ushort)this.ID;
ppus.XPos = this.X;
ppus.YPos = this.Y;
ppus.ZPos = this.Z;
ppus.DeltaX = 0;
ppus.DeltaY = 0;
ppus.DeltaZ = 0;
ppus.Heading = this.Heading;
ppus.Animation = 0;
ppus.DeltaHeading = 0;
ppus.Padding0002 = 0;
ppus.Padding0006 = 7;
ppus.Padding0014 = 0x7f;
ppus.Padding0018 = 0x5df27;
return ppus;
}
