void ObjectDelinkHandler(Packet packet, Agent agent)
{
ObjectDelinkPacket delink = (ObjectDelinkPacket)packet;
List <SimulationObject> linkSet = new List <SimulationObject>();
for (int i = 0; i < delink.ObjectData.Length; i++)
{
SimulationObject obj;
if (!server.Scene.TryGetObject(delink.ObjectData[i].ObjectLocalID, out obj))
{
//TODO: send an error message
return;
}
else if (obj.Prim.OwnerID != agent.AgentID)
{
//TODO: send an error message
return;
}
else
{
linkSet.Add(obj);
}
}
ObjectUpdatePacket update = new ObjectUpdatePacket();
update.RegionData.RegionHandle = server.RegionHandle;
update.RegionData.TimeDilation = UInt16.MaxValue;
update.ObjectData = new ObjectUpdatePacket.ObjectDataBlock[linkSet.Count];
for (int i = 0; i < linkSet.Count; i++)
{
update.ObjectData[i] = SimulationObject.BuildUpdateBlock(linkSet[i].Prim,
server.RegionHandle, 0, linkSet[i].Prim.Flags);
update.ObjectData[i].ParentID = 0;
linkSet[i].LinkNumber = 0;
//add root prim orientation to child prims
if (i > 0)
{
linkSet[i].Prim.Position = linkSet[0].Prim.Position + Vector3.Transform(linkSet[i].Prim.Position, Matrix4.CreateFromQuaternion(linkSet[0].Prim.Rotation));
linkSet[i].Prim.Rotation *= linkSet[0].Prim.Rotation;
}
update.ObjectData[i].ObjectData = SimulationObject.BuildObjectData(
linkSet[i].Prim.Position, linkSet[i].Prim.Rotation,
Vector3.Zero, Vector3.Zero, Vector3.Zero);
}
server.UDP.BroadcastPacket(update, PacketCategory.State);
}
/// <summary>
/// Delink/Unlink multiple prims from a linkset
/// </summary>
/// <param name="simulator">A reference to the <seealso cref="OpenMetaverse.Simulator"/> object where the objects reside</param>
/// <param name="localIDs">An array which contains the IDs of the objects to delink</param>
public void DelinkPrims(Simulator simulator, List<uint> localIDs)
{
ObjectDelinkPacket packet = new ObjectDelinkPacket();
packet.AgentData.AgentID = Client.Self.AgentID;
packet.AgentData.SessionID = Client.Self.SessionID;
packet.ObjectData = new ObjectDelinkPacket.ObjectDataBlock[localIDs.Count];
int i = 0;
foreach (uint localID in localIDs)
{
packet.ObjectData[i] = new ObjectDelinkPacket.ObjectDataBlock();
packet.ObjectData[i].ObjectLocalID = localID;
i++;
}
Client.Network.SendPacket(packet, simulator);
}
