revo-jailbreak/objects/enemy/eel.gd
2023-06-22 18:01:50 -04:00

61 lines
1.7 KiB
GDScript

extends "res://objects/enemy/enemy.gd"
const SEGMENT_LENGTH: float = 4.0
const SEGMENT_OFFSET: float = 8.0
export var segments: int = 8
export var speed: float = 32.0
export var wave_length: float = 8.0
export var wave_amplitude: float = 4.0
var _segments: Array
onready var head: PathFollow2D = $Head
onready var tail: PathFollow2D = $Tail
func _ready() -> void:
var first_segment: PathFollow2D = $Segment
var first_segment_shape: CollisionShape2D = $"%SegmentShape"
_segments = []
_segments.resize(segments)
for i in segments:
var new_segment = first_segment.duplicate()
add_child(new_segment)
_segments[i] = new_segment
var new_segment_shape = first_segment_shape.duplicate()
$Hitbox.add_child(new_segment_shape)
var new_shape_transform = new_segment.get_node("ShapeTransform")
new_shape_transform.remote_path = new_shape_transform.get_path_to(new_segment_shape)
first_segment.queue_free()
first_segment_shape.queue_free()
func _physics_process(delta: float) -> void:
head.offset += speed * delta
_offset_segments()
# _wave_segments()
func _offset_segments() -> void:
tail.offset = head.offset - SEGMENT_LENGTH * float(segments + 1)
for i in _segments.size():
_segments[i].offset = head.offset - SEGMENT_LENGTH * float(i + 1)
func _wave_segments() -> void:
for segment in get_children():
if segment is PathFollow2D:
segment.v_offset = sin(segment.offset / wave_length) * wave_amplitude
func die() -> void:
for segment in _segments:
if segment is Node2D:
var death_particles = DeathParticles.instance()
death_particles.global_position = segment.global_position
death_particles.emitting = true
get_parent().add_child(death_particles)
.die()