godot-steering-ai-framework/project/demos/Arrive/ArriveDemo.gd

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extends Node2D
export(float, 0, 2000, 40) var linear_speed_max := 800.0 setget set_linear_speed_max
export(float, 0, 200, 2.0) var linear_acceleration_max := 80.0 setget set_linear_acceleration_max
export(float, 0, 100, 0.1) var arrival_tolerance := 25.0 setget set_arrival_tolerance
export(float, 0, 500, 10) var deceleration_radius := 125.0 setget set_deceleration_radius
const COLORS := {
deceleration_radius = Color(0.9, 1, 0, 0.1),
arrival_tolerance = Color(0.5, 0.7, 0.9, 0.2)
}
onready var arriver := $Arriver
func _ready() -> void:
arriver.setup(
linear_speed_max,
linear_acceleration_max,
arrival_tolerance,
deceleration_radius
)
func _unhandled_input(event: InputEvent) -> void:
if event is InputEventMouseButton and event.button_index == BUTTON_LEFT and event.is_pressed():
arriver.target.position = Vector3(event.position.x, event.position.y, 0)
update()
func _draw():
var target_position := Vector2(arriver.target.position.x, arriver.target.position.y)
draw_circle(target_position, deceleration_radius, COLORS.deceleration_radius)
draw_circle(target_position, arrival_tolerance, COLORS.arrival_tolerance)
func set_arrival_tolerance(value: float) -> void:
arrival_tolerance = value
if not is_inside_tree():
return
arriver.arrive.arrival_tolerance = value
func set_deceleration_radius(value: float) -> void:
deceleration_radius = value
if not is_inside_tree():
return
arriver.arrive.deceleration_radius = value
func set_linear_speed_max(value: float) -> void:
linear_speed_max = value
if not is_inside_tree():
return
arriver.agent.linear_speed_max = value
func set_linear_acceleration_max(value: float) -> void:
linear_acceleration_max = value
if not is_inside_tree():
return
arriver.agent.linear_acceleration_max = value