From d96ac8b534833c68268256dc502f170fb674b18b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pedro=20J=2E=20Est=C3=A9banez?= <pedrojrulez@gmail.com>
Date: Wed, 10 Jul 2024 13:51:02 +0200
Subject: [PATCH] ResourceLoader: Optimize remap check by deferring until a
 non-mutex zone

---
 core/io/resource_loader.cpp | 9 +++++----
 core/io/resource_loader.h   | 2 --
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/core/io/resource_loader.cpp b/core/io/resource_loader.cpp
index f761a4c110d2..b9f032ae5951 100644
--- a/core/io/resource_loader.cpp
+++ b/core/io/resource_loader.cpp
@@ -348,8 +348,10 @@ void ResourceLoader::_run_load_task(void *p_userdata) {
 	}
 	// --
 
+	bool xl_remapped = false;
+	const String &remapped_path = _path_remap(load_task.local_path, &xl_remapped);
 	Error load_err = OK;
-	Ref<Resource> res = _load(load_task.remapped_path, load_task.remapped_path != load_task.local_path ? load_task.local_path : String(), load_task.type_hint, load_task.cache_mode, &load_err, load_task.use_sub_threads, &load_task.progress);
+	Ref<Resource> res = _load(remapped_path, remapped_path != load_task.local_path ? load_task.local_path : String(), load_task.type_hint, load_task.cache_mode, &load_err, load_task.use_sub_threads, &load_task.progress);
 	if (MessageQueue::get_singleton() != MessageQueue::get_main_singleton()) {
 		MessageQueue::get_singleton()->flush();
 	}
@@ -389,14 +391,14 @@ void ResourceLoader::_run_load_task(void *p_userdata) {
 			load_task.resource->set_path_cache(load_task.local_path);
 		}
 
-		if (load_task.xl_remapped) {
+		if (xl_remapped) {
 			load_task.resource->set_as_translation_remapped(true);
 		}
 
 #ifdef TOOLS_ENABLED
 		load_task.resource->set_edited(false);
 		if (timestamp_on_load) {
-			uint64_t mt = FileAccess::get_modified_time(load_task.remapped_path);
+			uint64_t mt = FileAccess::get_modified_time(remapped_path);
 			//printf("mt %s: %lli\n",remapped_path.utf8().get_data(),mt);
 			load_task.resource->set_last_modified_time(mt);
 		}
@@ -522,7 +524,6 @@ Ref<ResourceLoader::LoadToken> ResourceLoader::_load_start(const String &p_path,
 		{
 			ThreadLoadTask load_task;
 
-			load_task.remapped_path = _path_remap(local_path, &load_task.xl_remapped);
 			load_task.load_token = load_token.ptr();
 			load_task.local_path = local_path;
 			load_task.type_hint = p_type_hint;
diff --git a/core/io/resource_loader.h b/core/io/resource_loader.h
index d1e82f0b34dd..15e4841349f3 100644
--- a/core/io/resource_loader.h
+++ b/core/io/resource_loader.h
@@ -174,7 +174,6 @@ class ResourceLoader {
 		ConditionVariable *cond_var = nullptr; // In not in the worker pool or already awaiting, this is used as a secondary awaiting mechanism.
 		LoadToken *load_token = nullptr;
 		String local_path;
-		String remapped_path;
 		String type_hint;
 		float progress = 0.0f;
 		float max_reported_progress = 0.0f;
@@ -183,7 +182,6 @@ class ResourceLoader {
 		ResourceFormatLoader::CacheMode cache_mode = ResourceFormatLoader::CACHE_MODE_REUSE;
 		Error error = OK;
 		Ref<Resource> resource;
-		bool xl_remapped = false;
 		bool use_sub_threads = false;
 		HashSet<String> sub_tasks;
 	};