diff options
Diffstat (limited to 'platform/javascript/javascript_main.cpp')
| -rw-r--r-- | platform/javascript/javascript_main.cpp | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/platform/javascript/javascript_main.cpp b/platform/javascript/javascript_main.cpp deleted file mode 100644 index 01722c4bc8..0000000000 --- a/platform/javascript/javascript_main.cpp +++ /dev/null @@ -1,164 +0,0 @@ -/*************************************************************************/ -/* javascript_main.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* 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 "core/io/resource_loader.h" -#include "main/main.h" -#include "platform/javascript/display_server_javascript.h" -#include "platform/javascript/os_javascript.h" - -#include <emscripten/emscripten.h> -#include <stdlib.h> - -static OS_JavaScript *os = nullptr; -static uint64_t target_ticks = 0; - -extern "C" EMSCRIPTEN_KEEPALIVE void _request_quit_callback(char *p_filev[], int p_filec) { - DisplayServerJavaScript *ds = DisplayServerJavaScript::get_singleton(); - if (ds) { - Variant event = int(DisplayServer::WINDOW_EVENT_CLOSE_REQUEST); - Variant *eventp = &event; - Variant ret; - Callable::CallError ce; - ds->window_event_callback.call((const Variant **)&eventp, 1, ret, ce); - } -} - -void exit_callback() { - emscripten_cancel_main_loop(); // After this, we can exit! - Main::cleanup(); - int exit_code = OS_JavaScript::get_singleton()->get_exit_code(); - memdelete(os); - os = nullptr; - emscripten_force_exit(exit_code); // No matter that we call cancel_main_loop, regular "exit" will not work, forcing. -} - -void main_loop_callback() { - uint64_t current_ticks = os->get_ticks_usec(); - - bool force_draw = DisplayServerJavaScript::get_singleton()->check_size_force_redraw(); - if (force_draw) { - Main::force_redraw(); - } else if (current_ticks < target_ticks) { - return; // Skip frame. - } - - int target_fps = Engine::get_singleton()->get_target_fps(); - if (target_fps > 0) { - target_ticks += (uint64_t)(1000000 / target_fps); - } - if (os->main_loop_iterate()) { - emscripten_cancel_main_loop(); // Cancel current loop and wait for finalize_async. - /* clang-format off */ - EM_ASM({ - // This will contain the list of operations that need to complete before cleanup. - Module.async_finish = [ - // Always contains at least one async promise, to avoid firing immediately if nothing is added. - new Promise(function(accept, reject) { - setTimeout(accept, 0); - }) - ]; - }); - /* clang-format on */ - os->get_main_loop()->finish(); - os->finalize_async(); // Will add all the async finish functions. - /* clang-format off */ - EM_ASM({ - Promise.all(Module.async_finish).then(function() { - Module.async_finish = []; - return new Promise(function(accept, reject) { - if (!Module.idbfs) { - accept(); - return; - } - FS.syncfs(function(error) { - if (error) { - err('Failed to save IDB file system: ' + error.message); - } - accept(); - }); - }); - }).then(function() { - ccall("cleanup_after_sync", null, []); - }); - }); - /* clang-format on */ - } -} - -extern "C" EMSCRIPTEN_KEEPALIVE void cleanup_after_sync() { - emscripten_set_main_loop(exit_callback, -1, false); -} - -/// When calling main, it is assumed FS is setup and synced. -int main(int argc, char *argv[]) { - // Configure locale. - char locale_ptr[16]; - /* clang-format off */ - EM_ASM({ - stringToUTF8(Module['locale'], $0, 16); - }, locale_ptr); - /* clang-format on */ - setenv("LANG", locale_ptr, true); - - // Ensure the canvas ID. - /* clang-format off */ - EM_ASM({ - stringToUTF8("#" + Module['canvas'].id, $0, 255); - }, DisplayServerJavaScript::canvas_id); - /* clang-format on */ - - os = new OS_JavaScript(); - os->set_idb_available((bool)EM_ASM_INT({ return Module.idbfs })); - - // We must override main when testing is enabled - TEST_MAIN_OVERRIDE - - Main::setup(argv[0], argc - 1, &argv[1]); - - // Ease up compatibility. - ResourceLoader::set_abort_on_missing_resources(false); - - Main::start(); - os->get_main_loop()->init(); - // Expose method for requesting quit. - /* clang-format off */ - EM_ASM({ - Module['request_quit'] = function() { - ccall("_request_quit_callback", null, []); - }; - }); - /* clang-format on */ - emscripten_set_main_loop(main_loop_callback, -1, false); - // Immediately run the first iteration. - // We are inside an animation frame, we want to immediately draw on the newly setup canvas. - main_loop_callback(); - - return 0; -} |