65 lines
1.7 KiB
GDScript
65 lines
1.7 KiB
GDScript
extends RigidBody3D
|
|
|
|
@export var max_bounces : int = 10
|
|
|
|
@onready var collision_shape: CollisionShape3D = $CollisionShape3D
|
|
@onready var mesh: MeshInstance3D = $MeshInstance3D
|
|
@onready var material = mesh.get_surface_override_material(0)
|
|
|
|
var bullet_force_mod
|
|
var bullet_damage
|
|
var player_position
|
|
var bounces = 0
|
|
var start_time
|
|
var end_time
|
|
var start_velocity
|
|
|
|
const EMISSION_MAX : float = 200
|
|
const EMISSION_LIFETIME : float = 1.75 #in seconds
|
|
const VELOCITY_REQUIRED_TO_HIT : float = 10
|
|
|
|
# Called when the node enters the scene tree for the first time.
|
|
func _ready() -> void:
|
|
visible = false
|
|
start_time = Time.get_ticks_msec()
|
|
end_time = start_time + (EMISSION_LIFETIME * 1000)
|
|
start_velocity = linear_velocity.length()
|
|
|
|
# Called every frame. 'delta' is the elapsed time since the previous frame.
|
|
func _process(delta: float) -> void:
|
|
var current_time = (Time.get_ticks_msec())/end_time
|
|
material.emission_energy_multiplier = clamp(lerp(EMISSION_MAX,0.0,current_time),0,EMISSION_MAX)
|
|
|
|
var distance_from_player = abs(self.global_position - player_position)
|
|
|
|
|
|
if distance_from_player.length() > 1.5:
|
|
visible = true
|
|
|
|
|
|
func _on_body_entered(body: Node) -> void:
|
|
bounces += 1
|
|
if bounces >= max_bounces:
|
|
despawn()
|
|
|
|
if body != null and !body.is_in_group("player") and linear_velocity.length() >= VELOCITY_REQUIRED_TO_HIT:
|
|
|
|
if body.is_in_group("switch"):
|
|
body.hit(bullet_damage)
|
|
|
|
if body.has_method("hit") and !body.is_in_group("player"):
|
|
body.hit(1)
|
|
|
|
if body.is_in_group("breakable"):
|
|
var current_velocity = transform.basis * Vector3(0,0,-1 * bullet_force_mod)
|
|
body.breaking(current_velocity)
|
|
|
|
func despawn():
|
|
collision_shape.disabled = true
|
|
await get_tree().create_timer(1).timeout
|
|
self.queue_free()
|
|
|
|
|
|
func _on_timer_timeout() -> void:
|
|
despawn()
|