43 lines
1.3 KiB
GDScript
43 lines
1.3 KiB
GDScript
extends Node3D
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@export var batch_duration: float = 16.0
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@export var lateral_variance: float = 1.5
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var _active_walkers: Array[Node] = []
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var _batch_generation: int = 0
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@onready var survivor = preload("res://scenes/survivor.tscn")
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@onready var survivor_spawn = get_node("/root/Game/World/SurvivorSpawn")
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@onready var start_pos: Vector3 = survivor_spawn.global_position
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func _enter_tree() -> void:
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EventBus.floor_started.connect(_on_floor_started, CONNECT_DEFERRED)
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func _on_floor_started(count: int) -> void:
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_batch_generation += 1
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_clear_active_walkers()
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if count <= 0:
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return
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_run_batch(count, _batch_generation)
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func _clear_active_walkers() -> void:
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for w in _active_walkers:
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if is_instance_valid(w):
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w.queue_free()
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_active_walkers.clear()
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func _run_batch(count: int, generation: int) -> void:
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var gap: float = batch_duration / float(count)
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for i in range(count):
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if generation != _batch_generation:
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return
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_spawn_one()
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var jitter: float = randf_range(-gap * 0.25, gap * 0.25)
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await get_tree().create_timer(max(0.05, gap + jitter)).timeout
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func _spawn_one() -> void:
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var s = survivor.instantiate()
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var offset := Vector3(randf_range(-lateral_variance, lateral_variance), 0, 0)
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add_child.call_deferred(s)
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s.position = start_pos + offset
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_active_walkers.append(s)
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