public override PositionUpdate Decode_OP_MobUpdate(byte[] mobUpdatePacket)
{
PositionUpdate PosUpdate = new PositionUpdate();
ByteStream Buffer = new ByteStream(mobUpdatePacket);
PosUpdate.SpawnID = Buffer.ReadUInt16();
UInt32 Word1 = Buffer.ReadUInt32();
UInt32 Word2 = Buffer.ReadUInt32();
UInt16 Word3 = Buffer.ReadUInt16();
PosUpdate.p.y = Utils.EQ19ToFloat((Int32)(Word1 & 0x7FFFF));
// Z is in the top 13 bits of Word1 and the bottom 6 of Word2
UInt32 ZPart1 = Word1 >> 19; // ZPart1 now has low order bits of Z in bottom 13 bits
UInt32 ZPart2 = Word2 & 0x3F; // ZPart2 now has high order bits of Z in bottom 6 bits
ZPart2 = ZPart2 << 13;
PosUpdate.p.z = Utils.EQ19ToFloat((Int32)(ZPart1 | ZPart2));
PosUpdate.p.x = Utils.EQ19ToFloat((Int32)(Word2 >> 6) & 0x7FFFF);
PosUpdate.p.heading = Utils.EQ19ToFloat((Int32)(Word3 & 0xFFF));
PosUpdate.HighRes = false;
return PosUpdate;
}
public override PositionUpdate Decode_OP_NPCMoveUpdate(byte[] updatePacket)
{
PositionUpdate PosUpdate = new PositionUpdate();
BitStream bs = new BitStream(updatePacket, (uint)updatePacket.Length);
PosUpdate.SpawnID = bs.readUInt(16);
UInt32 Unknown = bs.readUInt(16);
UInt32 VFlags = bs.readUInt(6);
PosUpdate.p.y = (float)bs.readInt(19) / (float)(1 << 3);
PosUpdate.p.x = (float)bs.readInt(19) / (float)(1 << 3);
PosUpdate.p.z = (float)bs.readInt(19) / (float)(1 << 3);
PosUpdate.p.heading = (float)bs.readInt(12) / (float)(1 << 3);
PosUpdate.HighRes = true;
return PosUpdate;
}
public virtual PositionUpdate Decode_OP_NPCMoveUpdate(byte[] updatePacket)
{
PositionUpdate PosUpdate = new PositionUpdate();
return PosUpdate;
}
public virtual PositionUpdate Decode_OP_MobUpdate(byte[] mobUpdatePacket)
{
PositionUpdate PosUpdate = new PositionUpdate();
return PosUpdate;
}
public override List<PositionUpdate> GetClientMovementUpdates()
{
List<PositionUpdate> Updates = new List<PositionUpdate>();
List<EQApplicationPacket> PacketList = Packets.PacketList;
UInt32 OP_ClientUpdate = OpManager.OpCodeNameToNumber("OP_ClientUpdate");
foreach (EQApplicationPacket UpdatePacket in PacketList)
{
if ((UpdatePacket.OpCode != OP_ClientUpdate) || (UpdatePacket.Direction != PacketDirection.ClientToServer))
continue;
ByteStream Buffer = new ByteStream(UpdatePacket.Buffer);
PositionUpdate PosUpdate = new PositionUpdate();
PosUpdate.SpawnID = Buffer.ReadUInt16();
Buffer.SkipBytes(6);
PosUpdate.p.x = Buffer.ReadSingle();
PosUpdate.p.y = Buffer.ReadSingle();
Buffer.SkipBytes(12);
PosUpdate.p.z = Buffer.ReadSingle();
PosUpdate.p.TimeStamp = UpdatePacket.PacketTime;
Buffer.SkipBytes(4);
UInt32 Temp = Buffer.ReadUInt32();
Temp = Temp & 0x3FFFFF;
Temp = Temp >> 10;
PosUpdate.p.heading = Utils.EQ19ToFloat((Int32)(Temp));
Updates.Add(PosUpdate);
}
return Updates;
}
public override List<PositionUpdate> GetAllMovementUpdates()
{
PositionUpdate PosUpdate = new PositionUpdate();
List<PositionUpdate> Updates = new List<PositionUpdate>();
List<EQApplicationPacket> PacketList = Packets.PacketList;
UInt32 OP_NPCMoveUpdate = OpManager.OpCodeNameToNumber("OP_NPCMoveUpdate");
UInt32 OP_MobUpdate = OpManager.OpCodeNameToNumber("OP_MobUpdate");
for (int i = 0; i < PacketList.Count; ++i)
{
EQApplicationPacket p = PacketList[i];
if (p.Direction == PacketDirection.ServerToClient)
{
if (p.OpCode == OP_NPCMoveUpdate)
{
PosUpdate = Decode_OP_NPCMoveUpdate(p.Buffer);
PosUpdate.p.TimeStamp = p.PacketTime;
Updates.Add(PosUpdate);
}
else if (p.OpCode == OP_MobUpdate)
{
PosUpdate = Decode_OP_MobUpdate(p.Buffer);
PosUpdate.p.TimeStamp = p.PacketTime;
Updates.Add(PosUpdate);
}
}
}
return Updates;
}
public override List<PositionUpdate> GetLowResolutionMovementUpdates()
{
List<PositionUpdate> Updates = new List<PositionUpdate>();
List<byte[]> UpdatePackets = GetPacketsOfType("OP_MobUpdate", PacketDirection.ServerToClient);
foreach (byte[] MobUpdatePacket in UpdatePackets)
{
PositionUpdate PosUpdate = new PositionUpdate();
ByteStream Buffer = new ByteStream(MobUpdatePacket);
PosUpdate.SpawnID = Buffer.ReadUInt16();
UInt32 Word1 = Buffer.ReadUInt32();
UInt32 Word2 = Buffer.ReadUInt32();
UInt16 Word3 = Buffer.ReadUInt16();
PosUpdate.p.y = Utils.EQ19ToFloat((Int32)(Word1 & 0x7FFFF));
// Z is in the top 13 bits of Word1 and the bottom 6 of Word2
UInt32 ZPart1 = Word1 >> 19; // ZPart1 now has low order bits of Z in bottom 13 bits
UInt32 ZPart2 = Word2 & 0x3F; // ZPart2 now has low order bits of Z in bottom 6 bits
ZPart2 = ZPart2 << 13;
PosUpdate.p.z = Utils.EQ19ToFloat((Int32)(ZPart1 | ZPart2));
PosUpdate.p.x = Utils.EQ19ToFloat((Int32)(Word2 >> 6) & 0x7FFFF);
PosUpdate.p.heading = Utils.EQ19ToFloat((Int32)(Word3 & 0xFFF));
Updates.Add(PosUpdate);
}
return Updates;
}
public override List<PositionUpdate> GetHighResolutionMovementUpdates()
{
List<PositionUpdate> Updates = new List<PositionUpdate>();
List<byte[]> UpdatePackets = GetPacketsOfType("OP_NPCMoveUpdate", PacketDirection.ServerToClient);
foreach (byte[] UpdatePacket in UpdatePackets)
{
PositionUpdate PosUpdate = new PositionUpdate();
BitStream bs = new BitStream(UpdatePacket, 13);
PosUpdate.SpawnID = bs.readUInt(16);
UInt32 VFlags = bs.readUInt(6);
PosUpdate.p.y = (float)bs.readInt(19) / (float)(1 << 3);
PosUpdate.p.x = (float)bs.readInt(19) / (float)(1 << 3);
PosUpdate.p.z = (float)bs.readInt(19) / (float)(1 << 3);
PosUpdate.p.heading = (float)bs.readInt(12) / (float)(1 << 3);
Updates.Add(PosUpdate);
}
return Updates;
}