/**************************************************************************/ /* main.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #include "main.h" #include "core/config/project_settings.h" #include "core/core_globals.h" #include "core/crypto/crypto.h" #include "core/debugger/engine_debugger.h" #include "core/extension/extension_api_dump.h" #include "core/extension/gdextension_interface_dump.gen.h" #include "core/extension/gdextension_manager.h" #include "core/input/input.h" #include "core/input/input_map.h" #include "core/io/dir_access.h" #include "core/io/file_access_pack.h" #include "core/io/file_access_zip.h" #include "core/io/image.h" #include "core/io/image_loader.h" #include "core/io/ip.h" #include "core/io/resource_loader.h" #include "core/object/message_queue.h" #include "core/os/os.h" #include "core/os/time.h" #include "core/register_core_types.h" #include "core/string/translation_server.h" #include "core/version.h" #include "drivers/register_driver_types.h" #include "main/app_icon.gen.h" #include "main/main_timer_sync.h" #include "main/performance.h" #include "main/splash.gen.h" #include "modules/register_module_types.h" #include "platform/register_platform_apis.h" #include "scene/main/scene_tree.h" #include "scene/main/window.h" #include "scene/property_list_helper.h" #include "scene/register_scene_types.h" #include "scene/resources/packed_scene.h" #include "scene/theme/theme_db.h" #include "servers/audio_server.h" #include "servers/camera_server.h" #include "servers/display_server.h" #include "servers/movie_writer/movie_writer.h" #include "servers/movie_writer/movie_writer_mjpeg.h" #include "servers/navigation_server_3d.h" #include "servers/navigation_server_3d_dummy.h" #include "servers/register_server_types.h" #include "servers/rendering/rendering_server_default.h" #include "servers/text/text_server_dummy.h" #include "servers/text_server.h" // 2D #include "servers/navigation_server_2d.h" #include "servers/navigation_server_2d_dummy.h" #include "servers/physics_server_2d.h" #include "servers/physics_server_2d_dummy.h" #ifndef _3D_DISABLED #include "servers/physics_server_3d.h" #include "servers/physics_server_3d_dummy.h" #include "servers/xr_server.h" #endif // _3D_DISABLED #ifdef TESTS_ENABLED #include "tests/test_main.h" #endif #ifdef TOOLS_ENABLED #include "editor/debugger/debug_adapter/debug_adapter_server.h" #include "editor/debugger/editor_debugger_node.h" #include "editor/doc_data_class_path.gen.h" #include "editor/doc_tools.h" #include "editor/editor_file_system.h" #include "editor/editor_help.h" #include "editor/editor_node.h" #include "editor/editor_paths.h" #include "editor/editor_settings.h" #include "editor/editor_translation.h" #include "editor/progress_dialog.h" #include "editor/project_manager.h" #include "editor/register_editor_types.h" #if defined(TOOLS_ENABLED) && !defined(NO_EDITOR_SPLASH) #include "main/splash_editor.gen.h" #endif #ifndef DISABLE_DEPRECATED #include "editor/project_converter_3_to_4.h" #endif // DISABLE_DEPRECATED #endif // TOOLS_ENABLED #if defined(STEAMAPI_ENABLED) #include "main/steam_tracker.h" #endif #include "modules/modules_enabled.gen.h" // For mono. #if defined(MODULE_MONO_ENABLED) && defined(TOOLS_ENABLED) #include "modules/mono/editor/bindings_generator.h" #endif #ifdef MODULE_GDSCRIPT_ENABLED #include "modules/gdscript/gdscript.h" #if defined(TOOLS_ENABLED) && !defined(GDSCRIPT_NO_LSP) #include "modules/gdscript/language_server/gdscript_language_server.h" #endif // TOOLS_ENABLED && !GDSCRIPT_NO_LSP #endif // MODULE_GDSCRIPT_ENABLED /* Static members */ // Singletons // Initialized in setup() static Engine *engine = …; static ProjectSettings *globals = …; static Input *input = …; static InputMap *input_map = …; static TranslationServer *translation_server = …; static Performance *performance = …; static PackedData *packed_data = …; #ifdef MINIZIP_ENABLED static ZipArchive *zip_packed_data = …; #endif static MessageQueue *message_queue = …; #if defined(STEAMAPI_ENABLED) static SteamTracker *steam_tracker = nullptr; #endif // Initialized in setup2() static AudioServer *audio_server = …; static CameraServer *camera_server = …; static DisplayServer *display_server = …; static RenderingServer *rendering_server = …; static TextServerManager *tsman = …; static ThemeDB *theme_db = …; static NavigationServer2D *navigation_server_2d = …; static PhysicsServer2DManager *physics_server_2d_manager = …; static PhysicsServer2D *physics_server_2d = …; static NavigationServer3D *navigation_server_3d = …; #ifndef _3D_DISABLED static PhysicsServer3DManager *physics_server_3d_manager = …; static PhysicsServer3D *physics_server_3d = …; static XRServer *xr_server = …; #endif // _3D_DISABLED // We error out if setup2() doesn't turn this true static bool _start_success = …; // Drivers String display_driver = …; String tablet_driver = …; String text_driver = …; String rendering_driver = …; String rendering_method = …; static int text_driver_idx = …; static int audio_driver_idx = …; // Engine config/tools static bool single_window = …; static bool editor = …; static bool project_manager = …; static bool cmdline_tool = …; static String locale; static String log_file; static bool show_help = …; static uint64_t quit_after = …; static OS::ProcessID editor_pid = …; #ifdef TOOLS_ENABLED static bool found_project = …; static bool auto_build_solutions = …; static String debug_server_uri; static bool wait_for_import = …; static bool restore_editor_window_layout = …; #ifndef DISABLE_DEPRECATED static int converter_max_kb_file = …; // 4MB static int converter_max_line_length = …; #endif // DISABLE_DEPRECATED HashMap<Main::CLIScope, Vector<String>> forwardable_cli_arguments; #endif static bool single_threaded_scene = …; // Display static DisplayServer::WindowMode window_mode = …; static DisplayServer::ScreenOrientation window_orientation = …; static DisplayServer::VSyncMode window_vsync_mode = …; static uint32_t window_flags = …; static Size2i window_size = …; static int init_screen = …; static bool init_fullscreen = …; static bool init_maximized = …; static bool init_windowed = …; static bool init_always_on_top = …; static bool init_use_custom_pos = …; static bool init_use_custom_screen = …; static Vector2 init_custom_pos; // Debug static bool use_debug_profiler = …; #ifdef DEBUG_ENABLED static bool debug_collisions = …; static bool debug_paths = …; static bool debug_navigation = …; static bool debug_avoidance = …; static bool debug_canvas_item_redraw = …; #endif static int max_fps = …; static int frame_delay = …; static int audio_output_latency = …; static bool disable_render_loop = …; static int fixed_fps = …; static MovieWriter *movie_writer = …; static bool disable_vsync = …; static bool print_fps = …; #ifdef TOOLS_ENABLED static bool editor_pseudolocalization = …; static bool dump_gdextension_interface = …; static bool dump_extension_api = …; static bool include_docs_in_extension_api_dump = …; static bool validate_extension_api = …; static String validate_extension_api_file; #endif bool profile_gpu = …; // Constants. static const String NULL_DISPLAY_DRIVER("headless"); static const String NULL_AUDIO_DRIVER("Dummy"); // The length of the longest column in the command-line help we should align to // (excluding the 2-space left and right margins). // Currently, this is `--export-release <preset> <path>`. static const int OPTION_COLUMN_LENGTH = …; /* Helper methods */ bool Main::is_cmdline_tool() { … } #ifdef TOOLS_ENABLED const Vector<String> &Main::get_forwardable_cli_arguments(Main::CLIScope p_scope) { … } #endif static String unescape_cmdline(const String &p_str) { … } static String get_full_version_string() { … } #if defined(TOOLS_ENABLED) && defined(MODULE_GDSCRIPT_ENABLED) static Vector<String> get_files_with_extension(const String &p_root, const String &p_extension) { … } #endif // FIXME: Could maybe be moved to have less code in main.cpp. void initialize_physics() { … } void finalize_physics() { … } void finalize_display() { … } void initialize_navigation_server() { … } void finalize_navigation_server() { … } void initialize_theme_db() { … } void finalize_theme_db() { … } //#define DEBUG_INIT #ifdef DEBUG_INIT #define MAIN_PRINT … #else #define MAIN_PRINT(m_txt) … #endif void Main::print_header(bool p_rich) { … } /** * Prints a copyright notice in the command-line help with colored text. A newline is * automatically added at the end. */ void Main::print_help_copyright(const char *p_notice) { … } /** * Prints a title in the command-line help with colored text. A newline is * automatically added at beginning and at the end. */ void Main::print_help_title(const char *p_title) { … } /** * Returns the option string with required and optional arguments colored separately from the rest of the option. * This color replacement must be done *after* calling `rpad()` for the length padding to be done correctly. */ String Main::format_help_option(const char *p_option) { … } /** * Prints an option in the command-line help with colored text. No newline is * added at the end. `p_availability` denotes which build types the argument is * available in. Support in release export templates implies support in debug * export templates and editor. Support in debug export templates implies * support in editor. */ void Main::print_help_option(const char *p_option, const char *p_description, CLIOptionAvailability p_availability) { … } void Main::print_help(const char *p_binary) { … } #ifdef TESTS_ENABLED // The order is the same as in `Main::setup()`, only core and some editor types // are initialized here. This also combines `Main::setup2()` initialization. Error Main::test_setup() { Thread::make_main_thread(); set_current_thread_safe_for_nodes(true); OS::get_singleton()->initialize(); engine = memnew(Engine); register_core_types(); register_core_driver_types(); packed_data = memnew(PackedData); globals = memnew(ProjectSettings); register_core_settings(); // Here globals are present. translation_server = memnew(TranslationServer); tsman = memnew(TextServerManager); if (tsman) { Ref<TextServerDummy> ts; ts.instantiate(); tsman->add_interface(ts); } #ifndef _3D_DISABLED physics_server_3d_manager = memnew(PhysicsServer3DManager); #endif // _3D_DISABLED physics_server_2d_manager = memnew(PhysicsServer2DManager); // From `Main::setup2()`. initialize_modules(MODULE_INITIALIZATION_LEVEL_CORE); register_core_extensions(); register_core_singletons(); /** INITIALIZE SERVERS **/ register_server_types(); #ifndef _3D_DISABLED XRServer::set_xr_mode(XRServer::XRMODE_OFF); // Skip in tests. #endif // _3D_DISABLED initialize_modules(MODULE_INITIALIZATION_LEVEL_SERVERS); GDExtensionManager::get_singleton()->initialize_extensions(GDExtension::INITIALIZATION_LEVEL_SERVERS); translation_server->setup(); //register translations, load them, etc. if (!locale.is_empty()) { translation_server->set_locale(locale); } translation_server->load_translations(); ResourceLoader::load_translation_remaps(); //load remaps for resources ResourceLoader::load_path_remaps(); // Initialize ThemeDB early so that scene types can register their theme items. // Default theme will be initialized later, after modules and ScriptServer are ready. initialize_theme_db(); register_scene_types(); register_driver_types(); register_scene_singletons(); initialize_modules(MODULE_INITIALIZATION_LEVEL_SCENE); GDExtensionManager::get_singleton()->initialize_extensions(GDExtension::INITIALIZATION_LEVEL_SCENE); #ifdef TOOLS_ENABLED ClassDB::set_current_api(ClassDB::API_EDITOR); register_editor_types(); initialize_modules(MODULE_INITIALIZATION_LEVEL_EDITOR); GDExtensionManager::get_singleton()->initialize_extensions(GDExtension::INITIALIZATION_LEVEL_EDITOR); ClassDB::set_current_api(ClassDB::API_CORE); #endif register_platform_apis(); // Theme needs modules to be initialized so that sub-resources can be loaded. theme_db->initialize_theme_noproject(); initialize_navigation_server(); ERR_FAIL_COND_V(TextServerManager::get_singleton()->get_interface_count() == 0, ERR_CANT_CREATE); /* Use one with the most features available. */ int max_features = 0; for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) { uint32_t features = TextServerManager::get_singleton()->get_interface(i)->get_features(); int feature_number = 0; while (features) { feature_number += features & 1; features >>= 1; } if (feature_number >= max_features) { max_features = feature_number; text_driver_idx = i; } } if (text_driver_idx >= 0) { Ref<TextServer> ts = TextServerManager::get_singleton()->get_interface(text_driver_idx); TextServerManager::get_singleton()->set_primary_interface(ts); if (ts->has_feature(TextServer::FEATURE_USE_SUPPORT_DATA)) { ts->load_support_data("res://" + ts->get_support_data_filename()); } } else { ERR_FAIL_V_MSG(ERR_CANT_CREATE, "TextServer: Unable to create TextServer interface."); } ClassDB::set_current_api(ClassDB::API_NONE); _start_success = true; return OK; } // The order is the same as in `Main::cleanup()`. void Main::test_cleanup() { ERR_FAIL_COND(!_start_success); for (int i = 0; i < TextServerManager::get_singleton()->get_interface_count(); i++) { TextServerManager::get_singleton()->get_interface(i)->cleanup(); } ResourceLoader::remove_custom_loaders(); ResourceSaver::remove_custom_savers(); PropertyListHelper::clear_base_helpers(); #ifdef TOOLS_ENABLED GDExtensionManager::get_singleton()->deinitialize_extensions(GDExtension::INITIALIZATION_LEVEL_EDITOR); uninitialize_modules(MODULE_INITIALIZATION_LEVEL_EDITOR); unregister_editor_types(); #endif GDExtensionManager::get_singleton()->deinitialize_extensions(GDExtension::INITIALIZATION_LEVEL_SCENE); uninitialize_modules(MODULE_INITIALIZATION_LEVEL_SCENE); unregister_platform_apis(); unregister_driver_types(); unregister_scene_types(); finalize_theme_db(); finalize_navigation_server(); GDExtensionManager::get_singleton()->deinitialize_extensions(GDExtension::INITIALIZATION_LEVEL_SERVERS); uninitialize_modules(MODULE_INITIALIZATION_LEVEL_SERVERS); unregister_server_types(); EngineDebugger::deinitialize(); OS::get_singleton()->finalize(); if (packed_data) { memdelete(packed_data); } if (translation_server) { memdelete(translation_server); } if (tsman) { memdelete(tsman); } #ifndef _3D_DISABLED if (physics_server_3d_manager) { memdelete(physics_server_3d_manager); } #endif // _3D_DISABLED if (physics_server_2d_manager) { memdelete(physics_server_2d_manager); } if (globals) { memdelete(globals); } unregister_core_driver_types(); unregister_core_extensions(); uninitialize_modules(MODULE_INITIALIZATION_LEVEL_CORE); if (engine) { memdelete(engine); } unregister_core_types(); OS::get_singleton()->finalize_core(); } #endif int Main::test_entrypoint(int argc, char *argv[], bool &tests_need_run) { … } /* Engine initialization * * Consists of several methods that are called by each platform's specific main(argc, argv). * To fully understand engine init, one should therefore start from the platform's main and * see how it calls into the Main class' methods. * * The initialization is typically done in 3 steps (with the setup2 step triggered either * automatically by setup, or manually in the platform's main). * * - setup(execpath, argc, argv, p_second_phase) is the main entry point for all platforms, * responsible for the initialization of all low level singletons and core types, and parsing * command line arguments to configure things accordingly. * If p_second_phase is true, it will chain into setup2() (default behavior). This is * disabled on some platforms (Android, iOS) which trigger the second step in their own time. * * - setup2(p_main_tid_override) registers high level servers and singletons, displays the * boot splash, then registers higher level types (scene, editor, etc.). * * - start() is the last step and that's where command line tools can run, or the main loop * can be created eventually and the project settings put into action. That's also where * the editor node is created, if relevant. * start() does it own argument parsing for a subset of the command line arguments described * in help, it's a bit messy and should be globalized with the setup() parsing somehow. */ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_phase) { … } Error _parse_resource_dummy(void *p_data, VariantParser::Stream *p_stream, Ref<Resource> &r_res, int &line, String &r_err_str) { … } Error Main::setup2(bool p_show_boot_logo) { … } void Main::setup_boot_logo() { … } String Main::get_rendering_driver_name() { … } // everything the main loop needs to know about frame timings static MainTimerSync main_timer_sync; // Return value should be EXIT_SUCCESS if we start successfully // and should move on to `OS::run`, and EXIT_FAILURE otherwise for // an early exit with that error code. int Main::start() { … } /* Main iteration * * This is the iteration of the engine's game loop, advancing the state of physics, * rendering and audio. * It's called directly by the platform's OS::run method, where the loop is created * and monitored. * * The OS implementation can impact its draw step with the Main::force_redraw() method. */ uint64_t Main::last_ticks = …; uint32_t Main::frames = …; uint32_t Main::hide_print_fps_attempts = …; uint32_t Main::frame = …; bool Main::force_redraw_requested = …; int Main::iterating = …; bool Main::is_iterating() { … } // For performance metrics. static uint64_t physics_process_max = …; static uint64_t process_max = …; static uint64_t navigation_process_max = …; // Return false means iterating further, returning true means `OS::run` // will terminate the program. In case of failure, the OS exit code needs // to be set explicitly here (defaults to EXIT_SUCCESS). bool Main::iteration() { … } void Main::force_redraw() { … } /* Engine deinitialization * * Responsible for freeing all the memory allocated by previous setup steps, * so that the engine closes cleanly without leaking memory or crashing. * The order matters as some of those steps are linked with each other. */ void Main::cleanup(bool p_force) { … }
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