Files
open-wc/tools/bake_wmo_cache.gd
T
2026-04-20 20:26:14 +04:00

127 lines
3.7 KiB
GDScript

## Pre-bakes WMO world objects into PackedScene (.tscn) files for fast runtime loading.
##
## Usage:
## godot --headless --path <project> --script res://tools/bake_wmo_cache.gd -- \
## --map Azeroth --extracted res://extracted --output res://cache/wmo_tscn --force
extends SceneTree
const WMO_BUILDER_SCRIPT := preload("res://addons/mpq_extractor/loaders/wmo_builder.gd")
func _initialize() -> void:
var args := OS.get_cmdline_user_args()
var map_name := _arg(args, "--map", "Azeroth")
var extracted := _res(_arg(args, "--extracted", "res://extracted"))
var output_dir := _res(_arg(args, "--output", "res://cache/wmo_tscn"))
var force := args.has("--force")
if not ClassDB.class_exists("ADTLoader") or not ClassDB.class_exists("WMOLoader"):
push_error("GDExtension not loaded. Rebuild first.")
quit(1)
return
DirAccess.make_dir_recursive_absolute(ProjectSettings.globalize_path(output_dir))
# Collect unique WMO paths from all ADT tiles
var unique: Dictionary = {}
var adt_loader = ClassDB.instantiate("ADTLoader")
var map_dir := extracted.path_join("World/Maps/%s" % map_name)
var dir := DirAccess.open(map_dir)
if dir == null:
push_error("Cannot open map dir: %s" % map_dir)
quit(1)
return
print("Scanning ADT tiles...")
var scanned := 0
for fname in dir.get_files():
if not fname.ends_with(".adt"):
continue
var parts := fname.trim_suffix(".adt").split("_")
if parts.size() != 3 or parts[0] != map_name:
continue
var data: Dictionary = adt_loader.call("load_adt",
ProjectSettings.globalize_path(map_dir.path_join(fname)))
if data.is_empty():
continue
for rel in data.get("wmo_names", PackedStringArray()):
var norm := str(rel).replace("\\", "/").to_lower()
if not norm.is_empty():
unique[norm] = true
scanned += 1
print("Found %d unique WMO models from %d tiles." % [unique.size(), scanned])
var wmo_loader = ClassDB.instantiate("WMOLoader")
var baked := 0
var skipped := 0
var failed := 0
var total := unique.size()
var i := 0
for rel_path in unique.keys():
i += 1
var stem: String = rel_path.get_basename()
var out_path := output_dir.path_join(stem + ".tscn")
if not force and ResourceLoader.exists(out_path):
skipped += 1
continue
var abs_wmo := ProjectSettings.globalize_path(extracted.path_join(rel_path))
if not FileAccess.file_exists(abs_wmo):
failed += 1
continue
var data: Dictionary = wmo_loader.call("load_wmo", abs_wmo)
if data.is_empty():
failed += 1
continue
var node: Node3D = WMO_BUILDER_SCRIPT.build(data, extracted)
if node == null:
failed += 1
continue
_set_owner_recursive(node, node)
var scene := PackedScene.new()
var err := scene.pack(node)
node.free()
if err != OK:
push_warning("pack failed for %s: %d" % [rel_path, err])
failed += 1
continue
DirAccess.make_dir_recursive_absolute(
ProjectSettings.globalize_path(out_path.get_base_dir()))
err = ResourceSaver.save(scene, out_path)
if err != OK:
push_warning("save failed for %s: %d" % [out_path, err])
failed += 1
continue
baked += 1
if i % 20 == 0 or i == total:
print("[%d/%d] baked=%d skipped=%d failed=%d" % [i, total, baked, skipped, failed])
print("Done. baked=%d skipped=%d failed=%d" % [baked, skipped, failed])
quit(0)
func _arg(args: PackedStringArray, name: String, default: String) -> String:
var idx := args.find(name)
if idx >= 0 and idx + 1 < args.size():
return args[idx + 1]
return default
func _res(path: String) -> String:
if path.begins_with("res://") or path.begins_with("user://"):
return path
return "res://" + path.trim_prefix("./").trim_prefix("/")
func _set_owner_recursive(node: Node, owner_root: Node) -> void:
for child in node.get_children():
child.owner = owner_root
_set_owner_recursive(child, owner_root)