godot/platform/macos/godot_main_macos.mm
Stuart Carnie 8f6d4eaa31
use autorelease pools around main loop
Reduces memory usage considerably
2024-02-02 07:06:53 +11:00

92 lines
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/**************************************************************************/
/* godot_main_macos.mm */
/**************************************************************************/
/* 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 "os_macos.h"
#include "main/main.h"
#include <string.h>
#include <unistd.h>
#if defined(SANITIZERS_ENABLED)
#include <sys/resource.h>
#endif
int main(int argc, char **argv) {
#if defined(VULKAN_ENABLED)
// MoltenVK - enable full component swizzling support.
setenv("MVK_CONFIG_FULL_IMAGE_VIEW_SWIZZLE", "1", 1);
#endif
#if defined(SANITIZERS_ENABLED)
// Note: Set stack size to be at least 30 MB (vs 8 MB default) to avoid overflow, address sanitizer can increase stack usage up to 3 times.
struct rlimit stack_lim = { 0x1E00000, 0x1E00000 };
setrlimit(RLIMIT_STACK, &stack_lim);
#endif
int first_arg = 1;
const char *dbg_arg = "-NSDocumentRevisionsDebugMode";
for (int i = 0; i < argc; i++) {
if (strcmp(dbg_arg, argv[i]) == 0) {
first_arg = i + 2;
}
}
OS_MacOS os;
Error err;
// We must override main when testing is enabled.
TEST_MAIN_OVERRIDE
@autoreleasepool {
err = Main::setup(argv[0], argc - first_arg, &argv[first_arg]);
}
if (err == ERR_HELP) { // Returned by --help and --version, so success.
return 0;
} else if (err != OK) {
return 255;
}
bool ok;
@autoreleasepool {
ok = Main::start();
}
if (ok) {
os.run(); // It is actually the OS that decides how to run.
}
@autoreleasepool {
Main::cleanup();
}
return os.get_exit_code();
}