/// <summary>
/// Handle additional <see cref="CreateMessage"/> data.
/// </summary>
/// <param name="obj"></param>
/// <param name="msg"></param>
/// <param name="packet"></param>
/// <param name="reader"></param>
/// <returns></returns>
protected override Error PostHandleMessage(GameObject obj, CreateMessage msg, PacketBuffer packet, BinaryReader reader)
{
// Convert position to Unity position.
obj.transform.localPosition = FrameTransform.RemoteToUnity(obj.transform.localPosition, ServerInfo.CoordinateFrame);
// Read the text in the buffer.
int textLength = reader.ReadUInt16();
if (textLength > 0)
{
TextMesh textMesh = obj.GetComponent <TextMesh>();
if (textMesh == null)
{
textMesh = obj.AddComponent <TextMesh>();
}
byte[] textBytes = reader.ReadBytes(textLength);
textMesh.text = System.Text.Encoding.UTF8.GetString(textBytes);
ShapeComponent shapeComp = obj.GetComponent <ShapeComponent>();
if (shapeComp != null)
{
textMesh.fontSize = (int)msg.Attributes.ScaleZ;
textMesh.color = shapeComp.Colour;
}
}
if ((msg.Flags & (ushort)Text3DFlag.SceenFacing) != 0)
{
// Need to use -forward for text.
ScreenFacing.AddToManager(obj, -Vector3.forward, Vector3.up);
}
return(base.PostHandleMessage(obj, msg, packet, reader));
}
/// <summary>
/// Handle additional <see cref="UpdateMessage"/> data.
/// </summary>
/// <param name="obj"></param>
/// <param name="msg"></param>
/// <param name="packet"></param>
/// <param name="reader"></param>
/// <returns></returns>
protected override Error PostHandleMessage(GameObject obj, UpdateMessage msg, PacketBuffer packet, BinaryReader reader)
{
TextMesh textMesh = obj.GetComponent <TextMesh>();
ShapeComponent shapeComp = obj.GetComponent <ShapeComponent>();
if (textMesh != null && shapeComp != null)
{
textMesh.fontSize = (int)msg.Attributes.ScaleZ;
textMesh.color = shapeComp.Colour;
}
// Convert position to Unity position.
obj.transform.localPosition = FrameTransform.RemoteToUnity(obj.transform.localPosition, ServerInfo.CoordinateFrame);
if (shapeComp != null && (msg.Flags & (ushort)Text3DFlag.SceenFacing) != (shapeComp.ObjectFlags & (ushort)Text3DFlag.SceenFacing))
{
// Screen facing flag changed.
if ((msg.Flags & (ushort)Text3DFlag.SceenFacing) != 0)
{
// Need to use -forward for text.
ScreenFacing.AddToManager(obj, -Vector3.forward, Vector3.up);
}
else
{
// Need to use -forward for text.
ScreenFacing.RemoveFromManager(obj);
}
}
return(new Error());
}
/// <summary>
/// The primary message handling function.
/// </summary>
/// <param name="packet"></param>
/// <param name="reader"></param>
/// <returns></returns>
public override Error ReadMessage(PacketBuffer packet, BinaryReader reader)
{
CameraMessage msg = new CameraMessage();
if (!msg.Read(reader))
{
return(new Error(ErrorCode.MalformedMessage));
}
CameraInfo camera = null;
if (_cameras.ContainsKey(msg.CameraID))
{
camera = _cameras[msg.CameraID];
}
else
{
GameObject obj = new GameObject(string.Format("Camera {0}", msg.CameraID));
camera = obj.AddComponent <CameraInfo>();
_cameras.Add(msg.CameraID, camera);
obj.transform.SetParent(_root.transform, false);
camera.ID = msg.CameraID;
}
camera.Near = msg.Near;
camera.Far = msg.Far;
camera.FOV = msg.FOV;
Transform transform = camera.transform;
Vector3 dir = FrameTransform.RemoteToUnity(new Vector3(msg.DirX, msg.DirY, msg.DirZ), ServerInfo.CoordinateFrame);
Vector3 up = FrameTransform.RemoteToUnity(new Vector3(msg.UpX, msg.UpY, msg.UpZ), ServerInfo.CoordinateFrame);
transform.localPosition = FrameTransform.RemoteToUnity(new Vector3(msg.X, msg.Y, msg.Z), ServerInfo.CoordinateFrame);
transform.LookAt(transform.position + dir, up);
return(new Error());
}