55 lines
1.8 KiB
GDScript
55 lines
1.8 KiB
GDScript
class_name ItemSpawn extends Node2D
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static var item_pool = ResourceLoader.load("res://items/generic/item_pool.tres","",ResourceLoader.CACHE_MODE_IGNORE)
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@export var rarity_bonus : float = 0
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@export var guarantee_rare : bool = false
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@export var unique_base_chance = 0.24
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@export var rare_base_chance = 0
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@export var unique_bonus_multiplier = .05
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@export var rare_bonus_multiplier = 0
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@export var spawn_petal = true
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@export var petal_scene : PackedScene = ResourceLoader.load("res://vines_petals/petal.tscn")
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var packed_item_scene : PackedScene
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var remove_after_spawn = false
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# Choose the item pool this spawn location draws from
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func choose_pool() -> Array[PackedScene]:
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spawn_petal = false
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var unique_chance = unique_base_chance + unique_bonus_multiplier * rarity_bonus
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var rare_chance = rare_base_chance + rare_bonus_multiplier * rarity_bonus
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var random = randf()
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if random < unique_chance && item_pool.unique.size() > 0:
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# Unique items are removed from the pool when picked
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remove_after_spawn = true
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return item_pool.unique
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elif random < unique_chance + rare_chance || guarantee_rare:
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return item_pool.rare
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return item_pool.common
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# Places a petal holding this item
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func instantiate_petal(item):
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var petal : Petal = petal_scene.instantiate()
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get_parent().call_deferred("add_child", petal)
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petal.item = item
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petal.global_position = global_position
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func _ready():
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# Pick a random pool and a random item from it, then remove it if unique.
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var pool = choose_pool()
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var index = randi_range(0, pool.size() - 1)
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packed_item_scene = pool[index]
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if remove_after_spawn:
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item_pool.unique.remove_at(index)
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# Place the item, possibly inside a petal
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if packed_item_scene == null: return
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var object = packed_item_scene.instantiate()
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add_child.call_deferred(object)
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object.reparent.call_deferred(get_parent())
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if spawn_petal: instantiate_petal(object)
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