//Called when the object is dragged by the mouse
void OnMouseDrag()
{
//Check we have a client to send from
if (client == null)
{
Debug.LogError("No client assigned to DragObject!");
return;
}
//Firstly we need to work out where the object should be, we can ignore the z-coord returned
Vector3 newPos = Camera.main.ScreenPointToRay(Input.mousePosition).GetPoint(10);
//We want to send the new position of the object to the other clients so we write the position
//into a DarkRiftWriter as x, y and z components
DarkRiftWriter writer = new DarkRiftWriter();
writer.Write(newPos.x);
writer.Write(newPos.y);
//Then we'll create a new TagSubject message and put the DarkRiftWriter into it.
//The tag and subject indicate what the message is about so we'll put a tag of '0' to indicate a
//movement and set the subject to the ID of this object so that we can easily identify it later.
Message message = new TagSubjectMessage(dragID, 0, writer);
//We can then send the message
client.SendMessage(message, SendMode.Unreliable); //TODO 1 will this be a problem without others as an intention?
//Last but not least we'll actually move the object on our screen so set the target position to
//the new position
targetPosition = new Vector3(newPos.x, newPos.y, 0);
}
void Client_MessageReceived(object sender, MessageReceivedEventArgs e)
{
TagSubjectMessage message = e.Message as TagSubjectMessage;
//Check the message is a TagSubject message and has our ID as the tag
if (message != null && message.Tag == dragID)
{
//Get the reader from the message so we can read the data
DarkRiftReader reader = message.GetReader();
//And update our position!
targetPosition = new Vector3(reader.ReadSingle(), reader.ReadSingle(), 0);
}
}
internal void DestroyBlock(Vector3 position)
{
if (client == null)
{
Debug.LogError("No client assigned to BlockWorld component!");
return;
}
//Don't worry about snapping, we'll do that on the server
DarkRiftWriter writer = new DarkRiftWriter();
writer.Write(position.x);
writer.Write(position.y);
writer.Write(position.z);
TagSubjectMessage message = new TagSubjectMessage(WORLD_TAG, DESTROY_BLOCK_SUBJECT, writer);
client.SendMessage(message, SendMode.Reliable);
}
void Client_MessageReceived(object sender, MessageReceivedEventArgs e)
{
TagSubjectMessage message = e.Message as TagSubjectMessage;
//Check the tag
if (message != null && message.Tag == MOVEMENT_TAG)
{
DarkRiftReader reader = message.GetReader();
//Read message
Vector3 newPosition = new Vector3(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
Vector3 newRotation = new Vector3(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
uint id = reader.ReadUInt32();
//Update characters to move to new positions
characters[id].NewPosition = newPosition;
characters[id].NewRotation = newRotation;
}
}
void Client_MessageReceived(object sender, MessageReceivedEventArgs e)
{
TagSubjectMessage message = e.Message as TagSubjectMessage;
DarkRiftReader reader = message.GetReader();
//Check the tag
if (message != null && message.Tag == WORLD_TAG)
{
Vector3 position = new Vector3(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
switch (message.Subject)
{
case PLACE_BLOCK_SUBJECT:
GameObject o = Instantiate(
blockPrefab,
position,
Quaternion.identity
) as GameObject;
o.transform.SetParent(transform);
blocks.Add(o);
break;
case DESTROY_BLOCK_SUBJECT:
GameObject block = blocks.SingleOrDefault(b => b != null && b.transform.position == position);
if (block == null)
{
return;
}
Destroy(block);
blocks.Remove(block);
break;
}
}
}
void Client_MessageReceived(object sender, MessageReceivedEventArgs e)
{
TagSubjectMessage message = e.Message as TagSubjectMessage;
//Check the tag
if (message != null && message.Tag == SPAWN_TAG)
{
DarkRiftReader reader = message.GetReader();
switch (message.Subject)
{
case SPAWN_SUBJECT:
SpawnPlayer(reader);
break;
case DESPAWN_SUBJECT:
DespawnPlayer(reader);
break;
}
}
}
void SendTransform()
{
//Serialize
DarkRiftWriter writer = new DarkRiftWriter();
writer.Write(transform.position.x);
writer.Write(transform.position.y);
writer.Write(transform.position.z);
writer.Write(transform.eulerAngles.x);
writer.Write(transform.eulerAngles.y);
writer.Write(transform.eulerAngles.z);
TagSubjectMessage message = new TagSubjectMessage(MOVEMENT_TAG, 0, writer);
//Send
client.SendMessage(message, SendMode.Unreliable);
//Store last values sent
lastPosition = transform.position;
lastRotation = transform.eulerAngles;
}
