81 lines
2.0 KiB
GDScript
81 lines
2.0 KiB
GDScript
@tool
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## Editor-time preview for a single ADT tile.
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extends Node3D
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const PREVIEW_NODE_NAME := "__adt_tile_preview__"
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const ADT_BUILDER_SCRIPT := preload("res://addons/mpq_extractor/loaders/adt_builder.gd")
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@export var extracted_dir: String = "res://extracted"
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@export var map_name: String = "Azeroth"
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@export var tile_x: int = 32
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@export var tile_y: int = 48
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@export var auto_rebuild_in_editor: bool = true
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@export var reload_now: bool = false
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var _last_signature := ""
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var _rebuild_queued := false
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func _ready() -> void:
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set_process(true)
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_queue_rebuild()
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func _process(_delta: float) -> void:
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if reload_now:
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reload_now = false
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_queue_rebuild()
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if Engine.is_editor_hint() and auto_rebuild_in_editor:
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var current_signature := _make_signature()
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if current_signature != _last_signature:
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_queue_rebuild()
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func _queue_rebuild() -> void:
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if _rebuild_queued or not is_inside_tree():
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return
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_rebuild_queued = true
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call_deferred("_rebuild_preview")
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func _rebuild_preview() -> void:
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_rebuild_queued = false
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_clear_preview()
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_last_signature = _make_signature()
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if not ClassDB.class_exists("ADTLoader"):
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push_warning("ADTLoader not found. Rebuild GDExtension first.")
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return
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var abs_extracted := ProjectSettings.globalize_path(extracted_dir)
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var adt_path := "%s/World/Maps/%s/%s_%d_%d.adt" % [
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abs_extracted, map_name, map_name, tile_x, tile_y
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]
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if not FileAccess.file_exists(adt_path):
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push_warning("ADT not found: %s" % adt_path)
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return
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var loader = ClassDB.instantiate("ADTLoader")
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var data: Dictionary = loader.call("load_adt", adt_path)
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if data.is_empty() or not data.has("chunks"):
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push_warning("Failed to load ADT: %s" % adt_path)
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return
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var builder := ADT_BUILDER_SCRIPT.new()
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var terrain: Node3D = builder.build_scene(data, abs_extracted)
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terrain.name = PREVIEW_NODE_NAME
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add_child(terrain)
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func _clear_preview() -> void:
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var preview := get_node_or_null(PREVIEW_NODE_NAME)
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if preview:
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remove_child(preview)
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preview.free()
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func _make_signature() -> String:
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return "%s|%s|%d|%d" % [extracted_dir, map_name, tile_x, tile_y]
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