96 lines
2.8 KiB
GDScript
96 lines
2.8 KiB
GDScript
extends RigidBody3D
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@export var hp : float = 3
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@export var explosion : Resource
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@export var blast_power : float = 10
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@export_enum("Enemy", "Trap") var enemy_type: int
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@onready var leak_audio: AudioStreamPlayer3D = $leak_audio
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@onready var blast_radius_area: Area3D = $BlastRadius
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@onready var radius_shape: CollisionShape3D = $BlastRadius/CollisionShape3D
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@onready var audio_drop: AudioStreamPlayer3D = $audio_drop
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var leak_hp = false
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var blast_amount
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const HP_LEAK_RATE = .5
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# Called when the node enters the scene tree for the first time.
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func _ready() -> void:
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add_to_group("persist")
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# Called every frame. 'delta' is the elapsed time since the previous frame.
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func _process(delta: float) -> void:
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if leak_hp:
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hp -= delta * HP_LEAK_RATE
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print("HP - ",hp)
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if hp <= 0:
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explode()
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func save():
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var save_dict = {
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"filename" : get_scene_file_path(),
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"parent" : get_parent().get_path(),
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"pos_x" : position.x,
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"pos_y" : position.y,
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"pos_z" : position.z,
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"rot_x" : rotation.x,
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"rot_y" : rotation.y,
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"rot_z" : rotation.z,
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"hp" : hp,
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"leak_hp" : leak_hp,
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}
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return save_dict
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func hit(bullet_damage):
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hp -= 1
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leak_hp = true
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leak_audio.play()
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func explode():
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#get all collision objects that can be moved
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var bodies_in_blast = blast_radius_area.get_overlapping_bodies()
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#for each object determine vector from center of blast radius
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#apply linear velocity power as the inverse % of distance towards the edge (bonus points if using curve texture)
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#break breakable objects
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for body in bodies_in_blast:
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#calculate blast power and direction
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var blast_direction = (body.global_position - blast_radius_area.global_position).normalized()
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var blast_amount = 1 - ((body.global_position - blast_radius_area.global_position).length() / radius_shape.shape.radius)
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var blast_velocity = blast_direction * blast_power * blast_amount
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#apply and/or damage
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if body.get_class() == "RigidBody3D":
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if body.is_in_group("breakable"):
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body.breaking(blast_velocity)
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else:
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body.linear_velocity += blast_velocity
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if body.is_in_group("player"):
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body.velocity += clamp(blast_velocity,Vector3(-7,-7,-7),Vector3(7,7,7))
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body.recoil.add_recoil(Vector3(1,.1,.1),10,10)
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body.hit(1,self,enemy_type)
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if body.has_method("hit") and !body.is_in_group("player"):
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body.hit(1)
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if body.is_in_group("enemy"):
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body.knocked = true
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body.stunned = true
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print("knocked")
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body.knocked_timer.start()
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body.stunned_timer.start()
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body.velocity += blast_velocity
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#Spawn gpu particles
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var explosionspawn = explosion.instantiate()
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explosionspawn.position = self.global_position
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explosionspawn.transform.basis = self.global_transform.basis
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get_tree().get_root().add_child(explosionspawn)
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queue_free()
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func _on_body_shape_entered(body: Node) -> void:
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audio_drop.play()
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print("BODY")
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if body.get_collision_layer() == 1:
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audio_drop.play()
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