Events sent from Client to Server

Event:  create_agent
Functionality:
    Client notifies server that it wants a new agent created.  Server
    creates a new agent and notifies all clients.
Parameters:
  - agent_type
  - model
  - anim_file


Event:  smite_agent
Functionality:
    Client requests removal of an agent.  Server removes the agent
    and ensures that the agent is removes from all clients.
Parameters:
  - agent_ID


Event:  update_agent_state
Functionality:
  Used by a client to inform the server of a change in an agent's state.
Parameters:
  - agent_ID
  - position
  - orientation
  - velocity
  - anim_state


Event:  send_message
Functionality:
    Transmits an inter-agent message to the server, which
    will pass it to the destination agent.
Parameters:
  - source_agent
  - dest_agent
  - action_type


Event:  update_frequency
Functionality:
    Notifies server what a particular client's update frequency is.
Parameters:
  - frequency


Event:  disconnect
Functionaltiy:
    Client instructs server to disconnect the client.
Parameters:
  (none)


Event:  check_resource
Functionality:
    Client requests an update from the server for a particular
    resource, if necessary.
Parameters:
  - resource_ID
  - version_num


Event:  check_new_resources
Functionality:
    Client requests any new static resources from the server.
Parameters:
  (none)


Mesg:  heartbeat
Functionality:
    Client informs server that it is still alive.
Parameters:
  (none)



Events sent from server to client


Event:  create_agent_ack
Functionality:
    Server acknowledges creation of new agent, and returns the new
    agent's identification to the originating client.
Parameters:
  - agent_ID


Event:  new_agent_created
Functionality:
    Server tells all clients (other than the agent's controlling
    client) that a new agent has been created.
Parameters:
  - agent_ID


Event:  receive_message
Functionality:
    Server passes an inter-agent message on to the destination agent..
Parameters:
  - agent_ID
  - source
  - action_type


Event:  update_agent_state
Functionality:
    Server sends agent update info to an agent for all other agents
    in its view radius.
Parameters:
  - agent_ID
  - position
  - orientation
  - velocity
  - anim_state


Event:  resource_ok
Functionality:
    Server tells client that the indicated resource does not need to
    be updated.
Parameters:
  - resource_ID


Event:  update_resource
Functionality:
    Server tells client to update the indicated resource.
Parameters:
  - resource_ID
  - version_num
  - data_length
  - binary_data


Event:  delete_resource
Functionality:
    Server tells client to delete the indicated resource.
Parameters:
  - resource_ID


Event:  new_resources_done
Functionality:
    Server tells client that it is done sending new static resources.
Parameters:
  (none)


Event:  collide
Functionality:
    Server tells client that a collision has taken place between
    two agents.
Parameters:
  - agent1_ID
  - agent2_id
  - position