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https://github.com/yuzu-emu/yuzu-mainline.git
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Merge pull request #4816 from Morph1984/controller-disconnect-fix
sdl_impl: Fix controller reconnection issues
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6f6d83befa
@ -155,15 +155,15 @@ public:
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return sdl_joystick.get();
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}
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void SetSDLJoystick(SDL_Joystick* joystick, SDL_GameController* controller) {
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sdl_controller.reset(controller);
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sdl_joystick.reset(joystick);
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}
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SDL_GameController* GetSDLGameController() const {
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return sdl_controller.get();
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}
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void SetSDLJoystick(SDL_Joystick* joystick, SDL_GameController* controller) {
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sdl_joystick.reset(joystick);
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sdl_controller.reset(controller);
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}
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private:
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struct State {
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std::unordered_map<int, bool> buttons;
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@ -186,69 +186,58 @@ private:
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std::shared_ptr<SDLJoystick> SDLState::GetSDLJoystickByGUID(const std::string& guid, int port) {
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std::lock_guard lock{joystick_map_mutex};
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const auto it = joystick_map.find(guid);
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if (it != joystick_map.end()) {
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while (it->second.size() <= static_cast<std::size_t>(port)) {
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auto joystick = std::make_shared<SDLJoystick>(guid, static_cast<int>(it->second.size()),
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nullptr, nullptr);
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it->second.emplace_back(std::move(joystick));
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}
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return it->second[static_cast<std::size_t>(port)];
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}
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auto joystick = std::make_shared<SDLJoystick>(guid, 0, nullptr, nullptr);
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return joystick_map[guid].emplace_back(std::move(joystick));
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}
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std::shared_ptr<SDLJoystick> SDLState::GetSDLJoystickBySDLID(SDL_JoystickID sdl_id) {
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auto sdl_joystick = SDL_JoystickFromInstanceID(sdl_id);
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auto sdl_controller = SDL_GameControllerFromInstanceID(sdl_id);
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const std::string guid = GetGUID(sdl_joystick);
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std::lock_guard lock{joystick_map_mutex};
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const auto map_it = joystick_map.find(guid);
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if (map_it != joystick_map.end()) {
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const auto vec_it =
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std::find_if(map_it->second.begin(), map_it->second.end(),
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[&sdl_joystick](const std::shared_ptr<SDLJoystick>& joystick) {
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return sdl_joystick == joystick->GetSDLJoystick();
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if (map_it == joystick_map.end()) {
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return nullptr;
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}
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const auto vec_it = std::find_if(map_it->second.begin(), map_it->second.end(),
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[&sdl_joystick](const auto& joystick) {
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return joystick->GetSDLJoystick() == sdl_joystick;
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});
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if (vec_it != map_it->second.end()) {
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// This is the common case: There is already an existing SDL_Joystick mapped to a
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// SDLJoystick. return the SDLJoystick
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if (vec_it == map_it->second.end()) {
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return nullptr;
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}
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return *vec_it;
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}
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// Search for a SDLJoystick without a mapped SDL_Joystick...
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const auto nullptr_it = std::find_if(map_it->second.begin(), map_it->second.end(),
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[](const std::shared_ptr<SDLJoystick>& joystick) {
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return joystick->GetSDLJoystick() == nullptr;
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});
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if (nullptr_it != map_it->second.end()) {
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// ... and map it
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(*nullptr_it)->SetSDLJoystick(sdl_joystick, sdl_controller);
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return *nullptr_it;
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}
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// There is no SDLJoystick without a mapped SDL_Joystick
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// Create a new SDLJoystick
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const int port = static_cast<int>(map_it->second.size());
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auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_controller);
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return map_it->second.emplace_back(std::move(joystick));
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}
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auto joystick = std::make_shared<SDLJoystick>(guid, 0, sdl_joystick, sdl_controller);
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return joystick_map[guid].emplace_back(std::move(joystick));
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}
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void SDLState::InitJoystick(int joystick_index) {
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SDL_Joystick* sdl_joystick = SDL_JoystickOpen(joystick_index);
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SDL_GameController* sdl_gamecontroller = nullptr;
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if (SDL_IsGameController(joystick_index)) {
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sdl_gamecontroller = SDL_GameControllerOpen(joystick_index);
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}
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if (!sdl_joystick) {
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LOG_ERROR(Input, "Failed to open joystick {}", joystick_index);
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return;
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}
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const std::string guid = GetGUID(sdl_joystick);
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std::lock_guard lock{joystick_map_mutex};
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@ -257,14 +246,17 @@ void SDLState::InitJoystick(int joystick_index) {
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joystick_map[guid].emplace_back(std::move(joystick));
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return;
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}
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auto& joystick_guid_list = joystick_map[guid];
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const auto it = std::find_if(
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joystick_guid_list.begin(), joystick_guid_list.end(),
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[](const std::shared_ptr<SDLJoystick>& joystick) { return !joystick->GetSDLJoystick(); });
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if (it != joystick_guid_list.end()) {
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(*it)->SetSDLJoystick(sdl_joystick, sdl_gamecontroller);
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const auto joystick_it =
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std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
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[](const auto& joystick) { return !joystick->GetSDLJoystick(); });
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if (joystick_it != joystick_guid_list.end()) {
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(*joystick_it)->SetSDLJoystick(sdl_joystick, sdl_gamecontroller);
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return;
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}
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const int port = static_cast<int>(joystick_guid_list.size());
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auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_gamecontroller);
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joystick_guid_list.emplace_back(std::move(joystick));
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@ -274,18 +266,14 @@ void SDLState::CloseJoystick(SDL_Joystick* sdl_joystick) {
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const std::string guid = GetGUID(sdl_joystick);
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std::lock_guard lock{joystick_map_mutex};
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auto& joystick_guid_list = joystick_map[guid];
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auto joystick_it = std::find_if(
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joystick_guid_list.begin(), joystick_guid_list.end(),
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[&sdl_joystick](auto& joystick) { return joystick->GetSDLJoystick() == sdl_joystick; });
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// This call to guid is safe since the joystick is guaranteed to be in the map
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const auto& joystick_guid_list = joystick_map[guid];
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const auto joystick_it = std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
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[&sdl_joystick](const auto& joystick) {
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return joystick->GetSDLJoystick() == sdl_joystick;
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});
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if (joystick_it != joystick_guid_list.end()) {
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(*joystick_it)->SetSDLJoystick(nullptr, nullptr);
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joystick_guid_list.erase(joystick_it);
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if (joystick_guid_list.empty()) {
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joystick_map.erase(guid);
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}
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}
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}
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void SDLState::HandleGameControllerEvent(const SDL_Event& event) {
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@ -720,8 +708,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
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std::vector<Common::ParamPackage> devices;
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for (const auto& [key, value] : joystick_map) {
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for (const auto& joystick : value) {
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auto* joy = joystick->GetSDLJoystick();
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if (auto* controller = joystick->GetSDLGameController()) {
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if (auto* const controller = joystick->GetSDLGameController()) {
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std::string name =
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fmt::format("{} {}", SDL_GameControllerName(controller), joystick->GetPort());
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devices.emplace_back(Common::ParamPackage{
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@ -730,7 +717,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
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{"guid", joystick->GetGUID()},
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{"port", std::to_string(joystick->GetPort())},
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});
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} else if (joy) {
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} else if (auto* const joy = joystick->GetSDLJoystick()) {
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std::string name = fmt::format("{} {}", SDL_JoystickName(joy), joystick->GetPort());
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devices.emplace_back(Common::ParamPackage{
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{"class", "sdl"},
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@ -797,22 +784,28 @@ Common::ParamPackage BuildHatParamPackageForButton(int port, std::string guid, s
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Common::ParamPackage SDLEventToButtonParamPackage(SDLState& state, const SDL_Event& event) {
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switch (event.type) {
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case SDL_JOYAXISMOTION: {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
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return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
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static_cast<s32>(event.jaxis.axis),
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event.jaxis.value);
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}
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break;
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}
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case SDL_JOYBUTTONUP: {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which)) {
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return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
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static_cast<s32>(event.jbutton.button));
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}
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break;
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}
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case SDL_JOYHATMOTION: {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which)) {
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return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
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static_cast<s32>(event.jhat.hat),
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static_cast<s32>(event.jhat.value));
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}
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break;
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}
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}
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return {};
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}
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@ -820,22 +813,28 @@ Common::ParamPackage SDLEventToButtonParamPackage(SDLState& state, const SDL_Eve
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Common::ParamPackage SDLEventToMotionParamPackage(SDLState& state, const SDL_Event& event) {
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switch (event.type) {
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case SDL_JOYAXISMOTION: {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
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return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
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static_cast<s32>(event.jaxis.axis),
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event.jaxis.value);
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}
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break;
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}
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case SDL_JOYBUTTONUP: {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which)) {
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return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
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static_cast<s32>(event.jbutton.button));
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}
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break;
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}
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case SDL_JOYHATMOTION: {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which)) {
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return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
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static_cast<s32>(event.jhat.hat),
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static_cast<s32>(event.jhat.value));
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}
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break;
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}
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}
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return {};
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}
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@ -1062,9 +1061,8 @@ public:
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// Simplify controller config by testing if game controller support is enabled.
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if (event.type == SDL_JOYAXISMOTION) {
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const auto axis = event.jaxis.axis;
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const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
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auto* const controller = joystick->GetSDLGameController();
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if (controller) {
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
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auto* const controller = joystick->GetSDLGameController()) {
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const auto axis_left_x =
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SDL_GameControllerGetBindForAxis(controller, SDL_CONTROLLER_AXIS_LEFTX)
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.value.axis;
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@ -1098,13 +1096,14 @@ public:
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}
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if (analog_x_axis != -1 && analog_y_axis != -1) {
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const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
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if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
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auto params = BuildParamPackageForAnalog(joystick->GetPort(), joystick->GetGUID(),
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analog_x_axis, analog_y_axis);
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analog_x_axis = -1;
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analog_y_axis = -1;
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return params;
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}
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}
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return {};
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}
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