diff --git a/externals/CMakeLists.txt b/externals/CMakeLists.txt index 515e3f2a4a..36fc60e0ec 100644 --- a/externals/CMakeLists.txt +++ b/externals/CMakeLists.txt @@ -189,6 +189,12 @@ if (ANDROID) endif() endif() +# Gamemode +if ("${CMAKE_SYSTEM_NAME}" MATCHES "Linux") + add_subdirectory(gamemode) + target_include_directories(gamemode PUBLIC gamemode/include) +endif() + # Breakpad # https://github.com/microsoft/vcpkg/blob/master/ports/breakpad/CMakeLists.txt if (YUZU_CRASH_DUMPS AND NOT TARGET libbreakpad_client) diff --git a/externals/gamemode/CMakeLists.txt b/externals/gamemode/CMakeLists.txt new file mode 100644 index 0000000000..3dddc6dbde --- /dev/null +++ b/externals/gamemode/CMakeLists.txt @@ -0,0 +1,7 @@ +# SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +# SPDX-License-Identifier: GPL-3.0-or-later + +project(gamemode) + +add_library(gamemode include/gamemode_client.h) +set_target_properties(gamemode PROPERTIES LINKER_LANGUAGE C) diff --git a/externals/gamemode/include/gamemode_client.h b/externals/gamemode/include/gamemode_client.h new file mode 100644 index 0000000000..184812334e --- /dev/null +++ b/externals/gamemode/include/gamemode_client.h @@ -0,0 +1,379 @@ +// SPDX-FileCopyrightText: Copyright 2017-2019 Feral Interactive +// SPDX-License-Identifier: BSD-3-Clause + +/* + +Copyright (c) 2017-2019, Feral Interactive +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + * Neither the name of Feral Interactive nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. + + */ +#ifndef CLIENT_GAMEMODE_H +#define CLIENT_GAMEMODE_H +/* + * GameMode supports the following client functions + * Requests are refcounted in the daemon + * + * int gamemode_request_start() - Request gamemode starts + * 0 if the request was sent successfully + * -1 if the request failed + * + * int gamemode_request_end() - Request gamemode ends + * 0 if the request was sent successfully + * -1 if the request failed + * + * GAMEMODE_AUTO can be defined to make the above two functions apply during static init and + * destruction, as appropriate. In this configuration, errors will be printed to stderr + * + * int gamemode_query_status() - Query the current status of gamemode + * 0 if gamemode is inactive + * 1 if gamemode is active + * 2 if gamemode is active and this client is registered + * -1 if the query failed + * + * int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process + * 0 if the request was sent successfully + * -1 if the request failed + * -2 if the request was rejected + * + * int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process + * 0 if the request was sent successfully + * -1 if the request failed + * -2 if the request was rejected + * + * int gamemode_query_status_for(pid_t pid) - Query status of gamemode for another process + * 0 if gamemode is inactive + * 1 if gamemode is active + * 2 if gamemode is active and this client is registered + * -1 if the query failed + * + * const char* gamemode_error_string() - Get an error string + * returns a string describing any of the above errors + * + * Note: All the above requests can be blocking - dbus requests can and will block while the daemon + * handles the request. It is not recommended to make these calls in performance critical code + */ + +#include +#include + +#include +#include + +#include + +#include + +static char internal_gamemode_client_error_string[512] = { 0 }; + +/** + * Load libgamemode dynamically to dislodge us from most dependencies. + * This allows clients to link and/or use this regardless of runtime. + * See SDL2 for an example of the reasoning behind this in terms of + * dynamic versioning as well. + */ +static volatile int internal_libgamemode_loaded = 1; + +/* Typedefs for the functions to load */ +typedef int (*api_call_return_int)(void); +typedef const char *(*api_call_return_cstring)(void); +typedef int (*api_call_pid_return_int)(pid_t); + +/* Storage for functors */ +static api_call_return_int REAL_internal_gamemode_request_start = NULL; +static api_call_return_int REAL_internal_gamemode_request_end = NULL; +static api_call_return_int REAL_internal_gamemode_query_status = NULL; +static api_call_return_cstring REAL_internal_gamemode_error_string = NULL; +static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL; +static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL; +static api_call_pid_return_int REAL_internal_gamemode_query_status_for = NULL; + +/** + * Internal helper to perform the symbol binding safely. + * + * Returns 0 on success and -1 on failure + */ +__attribute__((always_inline)) static inline int internal_bind_libgamemode_symbol( + void *handle, const char *name, void **out_func, size_t func_size, bool required) +{ + void *symbol_lookup = NULL; + char *dl_error = NULL; + + /* Safely look up the symbol */ + symbol_lookup = dlsym(handle, name); + dl_error = dlerror(); + if (required && (dl_error || !symbol_lookup)) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "dlsym failed - %s", + dl_error); + return -1; + } + + /* Have the symbol correctly, copy it to make it usable */ + memcpy(out_func, &symbol_lookup, func_size); + return 0; +} + +/** + * Loads libgamemode and needed functions + * + * Returns 0 on success and -1 on failure + */ +__attribute__((always_inline)) static inline int internal_load_libgamemode(void) +{ + /* We start at 1, 0 is a success and -1 is a fail */ + if (internal_libgamemode_loaded != 1) { + return internal_libgamemode_loaded; + } + + /* Anonymous struct type to define our bindings */ + struct binding { + const char *name; + void **functor; + size_t func_size; + bool required; + } bindings[] = { + { "real_gamemode_request_start", + (void **)&REAL_internal_gamemode_request_start, + sizeof(REAL_internal_gamemode_request_start), + true }, + { "real_gamemode_request_end", + (void **)&REAL_internal_gamemode_request_end, + sizeof(REAL_internal_gamemode_request_end), + true }, + { "real_gamemode_query_status", + (void **)&REAL_internal_gamemode_query_status, + sizeof(REAL_internal_gamemode_query_status), + false }, + { "real_gamemode_error_string", + (void **)&REAL_internal_gamemode_error_string, + sizeof(REAL_internal_gamemode_error_string), + true }, + { "real_gamemode_request_start_for", + (void **)&REAL_internal_gamemode_request_start_for, + sizeof(REAL_internal_gamemode_request_start_for), + false }, + { "real_gamemode_request_end_for", + (void **)&REAL_internal_gamemode_request_end_for, + sizeof(REAL_internal_gamemode_request_end_for), + false }, + { "real_gamemode_query_status_for", + (void **)&REAL_internal_gamemode_query_status_for, + sizeof(REAL_internal_gamemode_query_status_for), + false }, + }; + + void *libgamemode = NULL; + + /* Try and load libgamemode */ + libgamemode = dlopen("libgamemode.so.0", RTLD_NOW); + if (!libgamemode) { + /* Attempt to load unversioned library for compatibility with older + * versions (as of writing, there are no ABI changes between the two - + * this may need to change if ever ABI-breaking changes are made) */ + libgamemode = dlopen("libgamemode.so", RTLD_NOW); + if (!libgamemode) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "dlopen failed - %s", + dlerror()); + internal_libgamemode_loaded = -1; + return -1; + } + } + + /* Attempt to bind all symbols */ + for (size_t i = 0; i < sizeof(bindings) / sizeof(bindings[0]); i++) { + struct binding *binder = &bindings[i]; + + if (internal_bind_libgamemode_symbol(libgamemode, + binder->name, + binder->functor, + binder->func_size, + binder->required)) { + internal_libgamemode_loaded = -1; + return -1; + }; + } + + /* Success */ + internal_libgamemode_loaded = 0; + return 0; +} + +/** + * Redirect to the real libgamemode + */ +__attribute__((always_inline)) static inline const char *gamemode_error_string(void) +{ + /* If we fail to load the system gamemode, or we have an error string already, return our error + * string instead of diverting to the system version */ + if (internal_load_libgamemode() < 0 || internal_gamemode_client_error_string[0] != '\0') { + return internal_gamemode_client_error_string; + } + + /* Assert for static analyser that the function is not NULL */ + assert(REAL_internal_gamemode_error_string != NULL); + + return REAL_internal_gamemode_error_string(); +} + +/** + * Redirect to the real libgamemode + * Allow automatically requesting game mode + * Also prints errors as they happen. + */ +#ifdef GAMEMODE_AUTO +__attribute__((constructor)) +#else +__attribute__((always_inline)) static inline +#endif +int gamemode_request_start(void) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + /* Assert for static analyser that the function is not NULL */ + assert(REAL_internal_gamemode_request_start != NULL); + + if (REAL_internal_gamemode_request_start() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + return 0; +} + +/* Redirect to the real libgamemode */ +#ifdef GAMEMODE_AUTO +__attribute__((destructor)) +#else +__attribute__((always_inline)) static inline +#endif +int gamemode_request_end(void) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + /* Assert for static analyser that the function is not NULL */ + assert(REAL_internal_gamemode_request_end != NULL); + + if (REAL_internal_gamemode_request_end() < 0) { +#ifdef GAMEMODE_AUTO + fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string()); +#endif + return -1; + } + + return 0; +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_query_status(void) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_query_status == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_query_status missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_query_status(); +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_request_start_for == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_request_start_for missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_request_start_for(pid); +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_request_end_for == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_request_end_for missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_request_end_for(pid); +} + +/* Redirect to the real libgamemode */ +__attribute__((always_inline)) static inline int gamemode_query_status_for(pid_t pid) +{ + /* Need to load gamemode */ + if (internal_load_libgamemode() < 0) { + return -1; + } + + if (REAL_internal_gamemode_query_status_for == NULL) { + snprintf(internal_gamemode_client_error_string, + sizeof(internal_gamemode_client_error_string), + "gamemode_query_status_for missing (older host?)"); + return -1; + } + + return REAL_internal_gamemode_query_status_for(pid); +} + +#endif // CLIENT_GAMEMODE_H diff --git a/src/common/settings.h b/src/common/settings.h index e75099b895..788020bdea 100644 --- a/src/common/settings.h +++ b/src/common/settings.h @@ -178,6 +178,8 @@ struct Values { true, &use_speed_limit}; + Setting enable_gamemode{linkage, false, "enable_gamemode", Category::Core}; + // Cpu SwitchableSetting cpu_accuracy{linkage, CpuAccuracy::Auto, CpuAccuracy::Auto, CpuAccuracy::Paranoid, diff --git a/src/yuzu/CMakeLists.txt b/src/yuzu/CMakeLists.txt index 90278052a8..f3ad2214b5 100644 --- a/src/yuzu/CMakeLists.txt +++ b/src/yuzu/CMakeLists.txt @@ -386,7 +386,7 @@ if (NOT WIN32) target_include_directories(yuzu PRIVATE ${Qt${QT_MAJOR_VERSION}Gui_PRIVATE_INCLUDE_DIRS}) endif() if (UNIX AND NOT APPLE) - target_link_libraries(yuzu PRIVATE Qt${QT_MAJOR_VERSION}::DBus) + target_link_libraries(yuzu PRIVATE Qt${QT_MAJOR_VERSION}::DBus gamemode) endif() target_compile_definitions(yuzu PRIVATE diff --git a/src/yuzu/configuration/configure_general.cpp b/src/yuzu/configuration/configure_general.cpp index c727fadd1e..ce7e17850b 100644 --- a/src/yuzu/configuration/configure_general.cpp +++ b/src/yuzu/configuration/configure_general.cpp @@ -29,6 +29,9 @@ ConfigureGeneral::ConfigureGeneral(const Core::System& system_, if (!Settings::IsConfiguringGlobal()) { ui->button_reset_defaults->setVisible(false); } +#ifndef __linux__ + ui->enable_gamemode->setVisible(false); +#endif } ConfigureGeneral::~ConfigureGeneral() = default; diff --git a/src/yuzu/configuration/shared_translation.cpp b/src/yuzu/configuration/shared_translation.cpp index a7b5def32e..903805e755 100644 --- a/src/yuzu/configuration/shared_translation.cpp +++ b/src/yuzu/configuration/shared_translation.cpp @@ -175,6 +175,7 @@ std::unique_ptr InitializeTranslations(QWidget* parent) { INSERT(UISettings, hide_mouse, tr("Hide mouse on inactivity"), QStringLiteral()); INSERT(UISettings, controller_applet_disabled, tr("Disable controller applet"), QStringLiteral()); + INSERT(UISettings, enable_gamemode, tr("Enable Gamemode"), QStringLiteral()); // Ui Debugging diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp index defe45198e..cf61d42584 100644 --- a/src/yuzu/main.cpp +++ b/src/yuzu/main.cpp @@ -185,6 +185,10 @@ __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1; } #endif +#ifdef __linux__ +#include +#endif + constexpr int default_mouse_hide_timeout = 2500; constexpr int default_mouse_center_timeout = 10; constexpr int default_input_update_timeout = 1; @@ -2126,6 +2130,16 @@ void GMainWindow::OnEmulationStopped() { discord_rpc->Update(); +#ifdef __linux__ + if (UISettings::values.enable_gamemode) { + if (gamemode_request_end() < 0) { + LOG_WARNING(Frontend, "Failed to stop gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Stopped gamemode"); + } + } +#endif + // The emulation is stopped, so closing the window or not does not matter anymore disconnect(render_window, &GRenderWindow::Closed, this, &GMainWindow::OnStopGame); @@ -3504,6 +3518,16 @@ void GMainWindow::OnStartGame() { play_time_manager->Start(); discord_rpc->Update(); + +#ifdef __linux__ + if (UISettings::values.enable_gamemode) { + if (gamemode_request_start() < 0) { + LOG_WARNING(Frontend, "Failed to start gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Started gamemode"); + } + } +#endif } void GMainWindow::OnRestartGame() { @@ -3524,6 +3548,16 @@ void GMainWindow::OnPauseGame() { play_time_manager->Stop(); UpdateMenuState(); AllowOSSleep(); + +#ifdef __linux__ + if (UISettings::values.enable_gamemode) { + if (gamemode_request_end() < 0) { + LOG_WARNING(Frontend, "Failed to stop gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Stopped gamemode"); + } + } +#endif } void GMainWindow::OnPauseContinueGame() { @@ -5181,6 +5215,26 @@ void GMainWindow::SetDiscordEnabled([[maybe_unused]] bool state) { discord_rpc->Update(); } +void GMainWindow::SetGamemodeDisabled([[maybe_unused]] bool state) { +#ifdef __linux__ + if (emulation_running) { + if (state) { + if (gamemode_request_end() < 0) { + LOG_WARNING(Frontend, "Failed to stop gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Stopped gamemode"); + } + } else { + if (gamemode_request_start() < 0) { + LOG_WARNING(Frontend, "Failed to start gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Started gamemode"); + } + } + } +#endif +} + void GMainWindow::changeEvent(QEvent* event) { #ifdef __unix__ // PaletteChange event appears to only reach so far into the GUI, explicitly asking to diff --git a/src/yuzu/uisettings.h b/src/yuzu/uisettings.h index 549a39e1bd..3e5ddc07ab 100644 --- a/src/yuzu/uisettings.h +++ b/src/yuzu/uisettings.h @@ -140,6 +140,9 @@ struct Values { Settings::Specialization::Default, true, true}; + // Gamemode + Setting enable_gamemode{linkage, false, "enable_gamemode", Category::UiGeneral}; + Setting disable_web_applet{linkage, true, "disable_web_applet", Category::Ui}; // Discord RPC diff --git a/src/yuzu_cmd/CMakeLists.txt b/src/yuzu_cmd/CMakeLists.txt index fbeba88130..002f3e8417 100644 --- a/src/yuzu_cmd/CMakeLists.txt +++ b/src/yuzu_cmd/CMakeLists.txt @@ -44,6 +44,7 @@ target_link_libraries(yuzu-cmd PRIVATE SDL2::SDL2 Vulkan::Headers) if(UNIX AND NOT APPLE) install(TARGETS yuzu-cmd) + target_link_libraries(yuzu-cmd PRIVATE gamemode) endif() if(WIN32) diff --git a/src/yuzu_cmd/yuzu.cpp b/src/yuzu_cmd/yuzu.cpp index 0416d59516..1c3a1809b1 100644 --- a/src/yuzu_cmd/yuzu.cpp +++ b/src/yuzu_cmd/yuzu.cpp @@ -63,6 +63,10 @@ __declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1; } #endif +#ifdef __linux__ +#include +#endif + static void PrintHelp(const char* argv0) { std::cout << "Usage: " << argv0 << " [options] \n" @@ -425,6 +429,16 @@ int main(int argc, char** argv) { exit(0); }); +#ifdef __linux__ + if (Settings::values.disable_gamemode) { + if (gamemode_request_start() < 0) { + LOG_WARNING(Frontend, "Failed to start gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Started gamemode"); + } + } +#endif + void(system.Run()); if (system.DebuggerEnabled()) { system.InitializeDebugger(); @@ -436,6 +450,16 @@ int main(int argc, char** argv) { void(system.Pause()); system.ShutdownMainProcess(); +#ifdef __linux__ + if (Settings::values.disable_gamemode) { + if (gamemode_request_end() < 0) { + LOG_WARNING(Frontend, "Failed to stop gamemode: {}", gamemode_error_string()); + } else { + LOG_INFO(Frontend, "Stopped gamemode"); + } + } +#endif + detached_tasks.WaitForAllTasks(); return 0; }