godot-steering-ai-framework/project/demos/SeekFlee/SeekFleeDemo.gd
Francois Belair 5627a5636a Fix demo picker blank scene
It did not have a file path by default, but had an index.
Also, the camera on Seek/Flee caused the Go Back button not to show.
The scene's been amended and the camera removed, since it wasn't
actually useful.
2020-02-08 11:44:54 -05:00

84 lines
2.0 KiB
GDScript

extends Node2D
# Access helper class for children to access window boundaries.
enum Mode { FLEE, SEEK }
export(Mode) var behavior_mode := Mode.SEEK setget set_behavior_mode
export(float, 0, 2000, 40) var linear_speed_max := 200.0 setget set_linear_speed_max
export(float, 0, 500, 0.5) var linear_accel_max := 10.0 setget set_linear_accel_max
export(float) var player_speed := 600.0 setget set_player_speed
var camera_boundaries: Rect2
onready var player: KinematicBody2D = $Player
onready var spawner: Node2D = $Spawner
func _ready() -> void:
camera_boundaries = Rect2(
Vector2.ZERO,
Vector2(
ProjectSettings["display/window/size/width"],
ProjectSettings["display/window/size/height"]
)
)
var rng := RandomNumberGenerator.new()
rng.randomize()
player.speed = player_speed
for i in range(spawner.entity_count):
var new_pos := Vector2(
rng.randf_range(0, camera_boundaries.size.x),
rng.randf_range(0, camera_boundaries.size.y)
)
var entity: KinematicBody2D = spawner.Entity.instance()
entity.global_position = new_pos
entity.player_agent = player.agent
entity.start_speed = linear_speed_max
entity.start_accel = linear_accel_max
entity.use_seek = behavior_mode == Mode.SEEK
spawner.add_child(entity)
func set_behavior_mode(mode: int) -> void:
behavior_mode = mode
if not is_inside_tree():
return
match mode:
Mode.SEEK:
for child in spawner.get_children():
child.use_seek = true
Mode.FLEE:
for child in spawner.get_children():
child.use_seek = false
func set_linear_speed_max(value: float) -> void:
linear_speed_max = value
if not is_inside_tree():
return
for child in spawner.get_children():
child.agent.linear_speed_max = value
func set_linear_accel_max(value: float) -> void:
linear_accel_max = value
if not is_inside_tree():
return
for child in spawner.get_children():
child.agent.linear_acceleration_max = value
func set_player_speed(value: float) -> void:
player_speed = value
if not is_inside_tree():
return
player.speed = player_speed