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Merge pull request #83695 from YuriSizov/core-lock-and-key

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Improve threading in ClassDB and EditorHelp
This commit is contained in:
Rémi Verschelde 2023-10-24 10:54:19 +02:00
commit bc5d5978ea
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GPG Key ID: C3336907360768E1
6 changed files with 50 additions and 31 deletions
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11
core/object/class_db.cpp
View File

@ -165,8 +165,8 @@ ClassDB::APIType ClassDB::get_api_type(const StringName &p_class) {
}
uint32_t ClassDB::get_api_hash(APIType p_api) {
OBJTYPE_RLOCK;
#ifdef DEBUG_METHODS_ENABLED
OBJTYPE_WLOCK;
if (api_hashes_cache.has(p_api)) {
return api_hashes_cache[p_api];
@ -175,7 +175,9 @@ uint32_t ClassDB::get_api_hash(APIType p_api) {
uint64_t hash = hash_murmur3_one_64(HashMapHasherDefault::hash(VERSION_FULL_CONFIG));
List<StringName> class_list;
ClassDB::get_class_list(&class_list);
for (const KeyValue<StringName, ClassInfo> &E : classes) {
class_list.push_back(E.key);
}
// Must be alphabetically sorted for hash to compute.
class_list.sort_custom<StringName::AlphCompare>();
@ -859,8 +861,8 @@ void ClassDB::get_enum_constants(const StringName &p_class, const StringName &p_
}
void ClassDB::set_method_error_return_values(const StringName &p_class, const StringName &p_method, const Vector<Error> &p_values) {
OBJTYPE_RLOCK;
#ifdef DEBUG_METHODS_ENABLED
OBJTYPE_WLOCK;
ClassInfo *type = classes.getptr(p_class);
ERR_FAIL_NULL(type);
@ -871,6 +873,7 @@ void ClassDB::set_method_error_return_values(const StringName &p_class, const St
Vector<Error> ClassDB::get_method_error_return_values(const StringName &p_class, const StringName &p_method) {
#ifdef DEBUG_METHODS_ENABLED
OBJTYPE_RLOCK;
ClassInfo *type = classes.getptr(p_class);
ERR_FAIL_NULL_V(type, Vector<Error>());
@ -1415,6 +1418,8 @@ void ClassDB::_bind_compatibility(ClassInfo *type, MethodBind *p_method) {
}
void ClassDB::_bind_method_custom(const StringName &p_class, MethodBind *p_method, bool p_compatibility) {
OBJTYPE_WLOCK;
ClassInfo *type = classes.getptr(p_class);
if (!type) {
ERR_FAIL_MSG("Couldn't bind custom method '" + p_method->get_name() + "' for instance '" + p_class + "'.");

8
editor/create_dialog.cpp
View File

@ -309,8 +309,10 @@ void CreateDialog::_configure_search_option_item(TreeItem *r_item, const String
r_item->set_custom_color(0, search_options->get_theme_color(SNAME("disabled_font_color"), EditorStringName(Editor)));
}
bool is_deprecated = EditorHelp::get_doc_data()->class_list[p_type].is_deprecated;
bool is_experimental = EditorHelp::get_doc_data()->class_list[p_type].is_experimental;
HashMap<String, DocData::ClassDoc>::Iterator class_doc = EditorHelp::get_doc_data()->class_list.find(p_type);
bool is_deprecated = (class_doc && class_doc->value.is_deprecated);
bool is_experimental = (class_doc && class_doc->value.is_experimental);
if (is_deprecated) {
r_item->add_button(0, get_editor_theme_icon("StatusError"), 0, false, TTR("This class is marked as deprecated."));
@ -330,7 +332,7 @@ void CreateDialog::_configure_search_option_item(TreeItem *r_item, const String
r_item->set_collapsed(should_collapse);
}
const String &description = DTR(EditorHelp::get_doc_data()->class_list[p_type].brief_description);
const String &description = DTR(class_doc ? class_doc->value.brief_description : "");
r_item->set_tooltip_text(0, description);
if (p_type_category == TypeCategory::OTHER_TYPE && !script_type) {

44
editor/editor_help.cpp
View File

@ -2360,36 +2360,38 @@ void EditorHelp::_add_text(const String &p_bbcode) {
_add_text_to_rt(p_bbcode, class_desc, this, edited_class);
}
Thread EditorHelp::thread;
String EditorHelp::doc_version_hash;
bool EditorHelp::doc_gen_first_attempt = true;
bool EditorHelp::doc_gen_use_threads = true;
Thread EditorHelp::gen_thread;
void EditorHelp::_wait_for_thread() {
if (thread.is_started()) {
thread.wait_to_finish();
if (gen_thread.is_started()) {
gen_thread.wait_to_finish();
}
}
void EditorHelp::_compute_doc_version_hash() {
uint32_t version_hash = Engine::get_singleton()->get_version_info().hash();
doc_version_hash = vformat("%d/%d/%d/%s", version_hash, ClassDB::get_api_hash(ClassDB::API_CORE), ClassDB::get_api_hash(ClassDB::API_EDITOR), _doc_data_hash);
}
String EditorHelp::get_cache_full_path() {
return EditorPaths::get_singleton()->get_cache_dir().path_join("editor_doc_cache.res");
}
static bool first_attempt = true;
static String _compute_doc_version_hash() {
uint32_t version_hash = Engine::get_singleton()->get_version_info().hash();
return vformat("%d/%d/%d/%s", version_hash, ClassDB::get_api_hash(ClassDB::API_CORE), ClassDB::get_api_hash(ClassDB::API_EDITOR), _doc_data_hash);
}
void EditorHelp::_load_doc_thread(void *p_udata) {
DEV_ASSERT(first_attempt);
DEV_ASSERT(doc_gen_first_attempt);
Ref<Resource> cache_res = ResourceLoader::load(get_cache_full_path());
if (cache_res.is_valid() && cache_res->get_meta("version_hash", "") == _compute_doc_version_hash()) {
if (cache_res.is_valid() && cache_res->get_meta("version_hash", "") == doc_version_hash) {
Array classes = cache_res->get_meta("classes", Array());
for (int i = 0; i < classes.size(); i++) {
doc->add_doc(DocData::ClassDoc::from_dict(classes[i]));
}
} else {
// We have to go back to the main thread to start from scratch.
first_attempt = false;
doc_gen_first_attempt = false;
callable_mp_static(&EditorHelp::generate_doc).bind(true).call_deferred();
}
}
@ -2401,7 +2403,7 @@ void EditorHelp::_gen_doc_thread(void *p_udata) {
Ref<Resource> cache_res;
cache_res.instantiate();
cache_res->set_meta("version_hash", _compute_doc_version_hash());
cache_res->set_meta("version_hash", doc_version_hash);
Array classes;
for (const KeyValue<String, DocData::ClassDoc> &E : doc->class_list) {
classes.push_back(DocData::ClassDoc::to_dict(E.value));
@ -2413,8 +2415,6 @@ void EditorHelp::_gen_doc_thread(void *p_udata) {
}
}
static bool doc_gen_use_threads = true;
void EditorHelp::generate_doc(bool p_use_cache) {
OS::get_singleton()->benchmark_begin_measure("EditorHelp::generate_doc");
if (doc_gen_use_threads) {
@ -2422,15 +2422,19 @@ void EditorHelp::generate_doc(bool p_use_cache) {
_wait_for_thread();
}
DEV_ASSERT(first_attempt == (doc == nullptr));
DEV_ASSERT(doc_gen_first_attempt == (doc == nullptr));
if (!doc) {
doc = memnew(DocTools);
}
if (p_use_cache && first_attempt && FileAccess::exists(get_cache_full_path())) {
if (doc_version_hash.is_empty()) {
_compute_doc_version_hash();
}
if (p_use_cache && doc_gen_first_attempt && FileAccess::exists(get_cache_full_path())) {
if (doc_gen_use_threads) {
thread.start(_load_doc_thread, nullptr);
gen_thread.start(_load_doc_thread, nullptr);
} else {
_load_doc_thread(nullptr);
}
@ -2441,7 +2445,7 @@ void EditorHelp::generate_doc(bool p_use_cache) {
doc->generate(true);
if (doc_gen_use_threads) {
thread.start(_gen_doc_thread, nullptr);
gen_thread.start(_gen_doc_thread, nullptr);
} else {
_gen_doc_thread(nullptr);
}

7
editor/editor_help.h
View File

@ -187,12 +187,15 @@ class EditorHelp : public VBoxContainer {
String _fix_constant(const String &p_constant) const;
void _toggle_scripts_pressed();
static Thread thread;
static String doc_version_hash;
static bool doc_gen_first_attempt;
static bool doc_gen_use_threads;
static Thread gen_thread;
static void _wait_for_thread();
static void _load_doc_thread(void *p_udata);
static void _gen_doc_thread(void *p_udata);
static void _generate_doc_first_step();
static void _compute_doc_version_hash();
protected:
virtual void _update_theme_item_cache() override;

5
editor/editor_node.cpp
View File

@ -576,6 +576,10 @@ void EditorNode::update_preview_themes(int p_mode) {
void EditorNode::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_POSTINITIALIZE: {
EditorHelp::generate_doc();
} break;
case NOTIFICATION_PROCESS: {
if (opening_prev && !confirmation->is_visible()) {
opening_prev = false;
@ -6761,7 +6765,6 @@ EditorNode::EditorNode() {
DisplayServer::get_singleton()->cursor_set_custom_image(Ref<Resource>());
}
EditorHelp::generate_doc();
SceneState::set_disable_placeholders(true);
ResourceLoader::clear_translation_remaps(); // Using no remaps if in editor.
ResourceLoader::clear_path_remaps();

6
editor/scene_create_dialog.cpp
View File

@ -47,7 +47,6 @@
void SceneCreateDialog::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED: {
select_node_button->set_icon(get_editor_theme_icon(SNAME("ClassList")));
node_type_2d->set_icon(get_editor_theme_icon(SNAME("Node2D")));
@ -55,6 +54,10 @@ void SceneCreateDialog::_notification(int p_what) {
node_type_gui->set_icon(get_editor_theme_icon(SNAME("Control")));
node_type_other->add_theme_icon_override(SNAME("icon"), get_editor_theme_icon(SNAME("Node")));
} break;
case NOTIFICATION_READY: {
select_node_dialog->select_base();
} break;
}
}
@ -180,7 +183,6 @@ SceneCreateDialog::SceneCreateDialog() {
select_node_dialog = memnew(CreateDialog);
add_child(select_node_dialog);
select_node_dialog->set_base_type("Node");
select_node_dialog->select_base();
select_node_dialog->connect("create", callable_mp(this, &SceneCreateDialog::on_type_picked));
VBoxContainer *main_vb = memnew(VBoxContainer);