57 lines
1.9 KiB
GDScript
57 lines
1.9 KiB
GDScript
extends Area2D
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const DAMAGE_POPUP_SCENE := preload("res://scenes/game/damage_popup.tscn")
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const IMPACT_EFFECT_SCENE := preload("res://scenes/game/impact_effect.tscn")
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var direction := Vector2.UP
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var projectile_speed := 300.0
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var damage := 8.0
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var max_range := 1000.0
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var _distance_travelled := 0.0
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var _impact_handled := false
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func _ready() -> void:
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body_entered.connect(_on_body_entered)
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func configure(start_position: Vector2, travel_direction: Vector2, projectile_damage: float) -> void:
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global_position = start_position
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direction = travel_direction.normalized()
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damage = projectile_damage
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rotation = direction.angle()
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func _physics_process(delta: float) -> void:
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var step := projectile_speed * delta
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var next_position := global_position + direction * step
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var query := PhysicsRayQueryParameters2D.create(global_position, next_position, collision_mask, [get_rid()])
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var hit := get_world_2d().direct_space_state.intersect_ray(query)
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if not hit.is_empty():
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global_position = hit["position"]
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_hit_target(hit.get("collider"))
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return
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global_position = next_position
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_distance_travelled += step
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if _distance_travelled >= max_range:
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queue_free()
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func _draw() -> void:
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draw_circle(Vector2.ZERO, 6.0, Color(1.0, 0.24, 0.32, 0.98))
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draw_circle(Vector2.ZERO, 3.0, Color(1.0, 0.82, 0.7, 1.0))
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func _on_body_entered(body: Node2D) -> void:
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_hit_target(body)
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func _hit_target(target: Variant) -> void:
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if _impact_handled:
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return
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_impact_handled = true
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var effect := IMPACT_EFFECT_SCENE.instantiate() as Node2D
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effect.global_position = global_position
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get_parent().add_child(effect)
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effect.call("configure", false, Color(1.0, 0.32, 0.38))
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if target is Node and target.has_method("take_damage") and not target.is_in_group("asteroids"):
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if target is CharacterBody2D:
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target.call("take_damage", damage, false, DamageTypes.Type.ENERGY)
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else:
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target.call("take_damage", damage)
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queue_free()
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