cark.behavior-tree.db — cark/cark.behavior-tree 0.2.1

The database map contains all the live data for a behavior tree. In addition to the keys specific to this namespace, it also has the keys from the event namespace. So that the event namespace functions may be called on a database. The all important blackboard is a key of this database map.

base-db clj/s

a base database

extract clj/s

(extract some-map)

Extracts the database keys from a map. This is a O(1) operation.

get-blackboard clj/s

(get-blackboard db)

Returns the blackboard

get-node-data clj/s

(get-node-data db node-id)

Returns the node specific data. This is used internally by some node types to persist data accross ticks.

get-node-status clj/s

(get-node-status db node-id)

Returns the stored status of a node. If none is found, the :fresh status is assumed.

get-time clj/s

(get-time db)

Returns the time at which this context is executing, as system milliseconds

get-timer-start-time clj/s

(get-timer-start-time db timer-name)

Returns the next start time for a timer

keys clj/s

All the keys of a database

make clj/s

(make)

Creates a new database

set-blackboard clj/s

(set-blackboard db new-blackboard)

Sets the entire blackboard in one go

set-node-data clj/s

(set-node-data db node-id node-data)

Sets the node specific data

set-node-status clj/s

(set-node-status db node-id status)

Sets the stored status for a node. A fresh status will dissoc this node-id from the map.

set-time clj/s

(set-time db ms)

Sets the context's execution time, as system milliseconds

set-timer-start-time clj/s

(set-timer-start-time db timer-name value)

Sets the next start time for a timer

specific-keys clj/s

The keys specific to this namespace

update-blackboard clj/s

(update-blackboard db func)

Updates the blackboard with the specified function

update-node-data clj/s

(update-node-data db node-id func)

Updates the node specific data with the specified func.