98 lines
2.5 KiB
GDScript
98 lines
2.5 KiB
GDScript
extends Node3D
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@export var noise: FastNoiseLite
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@onready var enemy: PoliceCar = get_parent()
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const CHARGE_COOLDOWN := 5. # time charger has to wait between charges before being able to charge again
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const CHARGE_COOLUP := 0.5 # time the charger has to see the player before charging
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const CHARGE_SPEED := 50.
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const HOLD_TIME := 1.
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const CHARGE_TIME := 16. / CHARGE_SPEED
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var cooldown := 0.
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var coolup := 0.
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var charge_clock := 0.
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func _start_charge() -> void:
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charge_clock = 0.
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enemy.default_movement = false
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enemy.velocity = global_position.direction_to(Player.instance.global_position)
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enemy.velocity *= CHARGE_SPEED
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enemy.set_rotation_to_velocity()
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enemy.invulnerable = true
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func _end_charge() -> void:
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charge_clock = 0.
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cooldown = CHARGE_COOLDOWN
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enemy.default_movement = true
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enemy.set_collision_mask_value(4, true)
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enemy.invulnerable = false
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%KnockUpArea.monitoring = false
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%Meshes.position = Vector3.ZERO
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func _not_charging_process(delta: float) -> void:
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cooldown -= delta
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if cooldown > 0.: return
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var player_pos := Player.instance.global_position
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if global_position.distance_to(player_pos) > 15.:
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print("too far")
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coolup = 0.
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return
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var params := PhysicsRayQueryParameters3D.create(
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global_position, player_pos, 4294967295, [enemy]
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)
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var raycast := get_world_3d().direct_space_state.intersect_ray(params)
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if not raycast.is_empty() and raycast.collider is Player:
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coolup += delta
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if coolup > CHARGE_COOLUP:
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_start_charge()
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else:
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print("raycast failed")
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coolup = 0.
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func _charging_process(delta: float) -> void:
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charge_clock += delta
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if charge_clock > HOLD_TIME + CHARGE_TIME:
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_end_charge()
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return
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if charge_clock < HOLD_TIME:
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var x := noise.get_noise_1d(charge_clock * 10000)
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var y := noise.get_noise_1d(-charge_clock * 10000)
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%Meshes.position = Vector3(x, 0, y)
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else:
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%KnockUpArea.monitoring = true
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enemy.set_collision_mask_value(4, false)
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enemy.move_and_slide()
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func _process(delta: float) -> void:
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if enemy.default_movement:
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_not_charging_process(delta)
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else:
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_charging_process(delta)
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func _on_knock_up_area_body_entered(body: Node3D) -> void:
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if body is PoliceCar and body != enemy and body.default_movement:
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var e := body as PoliceCar
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e.stunned = true
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var t := e.create_tween()
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t.set_trans(Tween.TRANS_QUAD)
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t.tween_property(e, "position:y", e.position.y + 7.5, .6).set_ease(Tween.EASE_OUT)
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t.tween_property(e, "position:y", e.position.y, .6).set_ease(Tween.EASE_IN)
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await t.finished
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e.stunned = false
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