mirror of
https://github.com/Relintai/broken_seals.git
synced 2024-12-28 13:27:10 +01:00
31 lines
954 B
GDScript3
31 lines
954 B
GDScript3
|
# Calculates an acceleration that attempts to move the agent towards the center
|
||
|
|
# of mass of the agents in the area defined by the `GSAIProximity`.
|
||
|
|
class_name GSAICohesion
|
||
|
|
extends GSAIGroupBehavior
|
||
|
|
|
||
|
|
var _center_of_mass: Vector3
|
||
|
|
|
||
|
|
|
||
|
|
func _init(agent: GSAISteeringAgent, proximity: GSAIProximity).(agent, proximity) -> void:
|
||
|
|
pass
|
||
|
|
|
||
|
|
|
||
|
|
func _calculate_steering(acceleration: GSAITargetAcceleration) -> void:
|
||
|
|
acceleration.set_zero()
|
||
|
|
_center_of_mass = Vector3.ZERO
|
||
|
|
var neighbor_count = proximity._find_neighbors(_callback)
|
||
|
|
if neighbor_count > 0:
|
||
|
|
_center_of_mass *= 1.0 / neighbor_count
|
||
|
|
acceleration.linear = (
|
||
|
|
(_center_of_mass - agent.position).normalized()
|
||
|
|
* agent.linear_acceleration_max
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
# Callback for the proximity to call when finding neighbors. Adds `neighbor`'s position
|
||
|
|
# to the center of mass of the group.
|
||
|
|
# tags: virtual
|
||
|
|
func _report_neighbor(neighbor: GSAISteeringAgent) -> bool:
|
||
|
|
_center_of_mass += neighbor.position
|
||
|
|
return true
|