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authorLC <mathew1800@gmail.com>2020-10-23 19:53:51 +0200
committerGitHub <noreply@github.com>2020-10-23 19:53:51 +0200
commit6f6d83befae058f19c512408e598d29ab6b389e1 (patch)
treeddcb3fd354ef3fc904285d49c21386a27b3f18cc
parentMerge pull request #4706 from ReinUsesLisp/cmake-host-shaders (diff)
parentsdl_impl: Fix controller reconnection issues (diff)
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-rw-r--r--src/input_common/sdl/sdl_impl.cpp169
1 files changed, 84 insertions, 85 deletions
diff --git a/src/input_common/sdl/sdl_impl.cpp b/src/input_common/sdl/sdl_impl.cpp
index 9c3035920..10883e2d9 100644
--- a/src/input_common/sdl/sdl_impl.cpp
+++ b/src/input_common/sdl/sdl_impl.cpp
@@ -155,15 +155,15 @@ public:
return sdl_joystick.get();
}
- void SetSDLJoystick(SDL_Joystick* joystick, SDL_GameController* controller) {
- sdl_controller.reset(controller);
- sdl_joystick.reset(joystick);
- }
-
SDL_GameController* GetSDLGameController() const {
return sdl_controller.get();
}
+ void SetSDLJoystick(SDL_Joystick* joystick, SDL_GameController* controller) {
+ sdl_joystick.reset(joystick);
+ sdl_controller.reset(controller);
+ }
+
private:
struct State {
std::unordered_map<int, bool> buttons;
@@ -186,69 +186,58 @@ private:
std::shared_ptr<SDLJoystick> SDLState::GetSDLJoystickByGUID(const std::string& guid, int port) {
std::lock_guard lock{joystick_map_mutex};
const auto it = joystick_map.find(guid);
+
if (it != joystick_map.end()) {
while (it->second.size() <= static_cast<std::size_t>(port)) {
auto joystick = std::make_shared<SDLJoystick>(guid, static_cast<int>(it->second.size()),
nullptr, nullptr);
it->second.emplace_back(std::move(joystick));
}
+
return it->second[static_cast<std::size_t>(port)];
}
+
auto joystick = std::make_shared<SDLJoystick>(guid, 0, nullptr, nullptr);
+
return joystick_map[guid].emplace_back(std::move(joystick));
}
std::shared_ptr<SDLJoystick> SDLState::GetSDLJoystickBySDLID(SDL_JoystickID sdl_id) {
auto sdl_joystick = SDL_JoystickFromInstanceID(sdl_id);
- auto sdl_controller = SDL_GameControllerFromInstanceID(sdl_id);
const std::string guid = GetGUID(sdl_joystick);
std::lock_guard lock{joystick_map_mutex};
const auto map_it = joystick_map.find(guid);
- if (map_it != joystick_map.end()) {
- const auto vec_it =
- std::find_if(map_it->second.begin(), map_it->second.end(),
- [&sdl_joystick](const std::shared_ptr<SDLJoystick>& joystick) {
- return sdl_joystick == joystick->GetSDLJoystick();
- });
- if (vec_it != map_it->second.end()) {
- // This is the common case: There is already an existing SDL_Joystick mapped to a
- // SDLJoystick. return the SDLJoystick
- return *vec_it;
- }
- // Search for a SDLJoystick without a mapped SDL_Joystick...
- const auto nullptr_it = std::find_if(map_it->second.begin(), map_it->second.end(),
- [](const std::shared_ptr<SDLJoystick>& joystick) {
- return joystick->GetSDLJoystick() == nullptr;
- });
- if (nullptr_it != map_it->second.end()) {
- // ... and map it
- (*nullptr_it)->SetSDLJoystick(sdl_joystick, sdl_controller);
- return *nullptr_it;
- }
+ if (map_it == joystick_map.end()) {
+ return nullptr;
+ }
- // There is no SDLJoystick without a mapped SDL_Joystick
- // Create a new SDLJoystick
- const int port = static_cast<int>(map_it->second.size());
- auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_controller);
- return map_it->second.emplace_back(std::move(joystick));
+ const auto vec_it = std::find_if(map_it->second.begin(), map_it->second.end(),
+ [&sdl_joystick](const auto& joystick) {
+ return joystick->GetSDLJoystick() == sdl_joystick;
+ });
+
+ if (vec_it == map_it->second.end()) {
+ return nullptr;
}
- auto joystick = std::make_shared<SDLJoystick>(guid, 0, sdl_joystick, sdl_controller);
- return joystick_map[guid].emplace_back(std::move(joystick));
+ return *vec_it;
}
void SDLState::InitJoystick(int joystick_index) {
SDL_Joystick* sdl_joystick = SDL_JoystickOpen(joystick_index);
SDL_GameController* sdl_gamecontroller = nullptr;
+
if (SDL_IsGameController(joystick_index)) {
sdl_gamecontroller = SDL_GameControllerOpen(joystick_index);
}
+
if (!sdl_joystick) {
LOG_ERROR(Input, "Failed to open joystick {}", joystick_index);
return;
}
+
const std::string guid = GetGUID(sdl_joystick);
std::lock_guard lock{joystick_map_mutex};
@@ -257,14 +246,17 @@ void SDLState::InitJoystick(int joystick_index) {
joystick_map[guid].emplace_back(std::move(joystick));
return;
}
+
auto& joystick_guid_list = joystick_map[guid];
- const auto it = std::find_if(
- joystick_guid_list.begin(), joystick_guid_list.end(),
- [](const std::shared_ptr<SDLJoystick>& joystick) { return !joystick->GetSDLJoystick(); });
- if (it != joystick_guid_list.end()) {
- (*it)->SetSDLJoystick(sdl_joystick, sdl_gamecontroller);
+ const auto joystick_it =
+ std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
+ [](const auto& joystick) { return !joystick->GetSDLJoystick(); });
+
+ if (joystick_it != joystick_guid_list.end()) {
+ (*joystick_it)->SetSDLJoystick(sdl_joystick, sdl_gamecontroller);
return;
}
+
const int port = static_cast<int>(joystick_guid_list.size());
auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_gamecontroller);
joystick_guid_list.emplace_back(std::move(joystick));
@@ -274,18 +266,14 @@ void SDLState::CloseJoystick(SDL_Joystick* sdl_joystick) {
const std::string guid = GetGUID(sdl_joystick);
std::lock_guard lock{joystick_map_mutex};
- auto& joystick_guid_list = joystick_map[guid];
- auto joystick_it = std::find_if(
- joystick_guid_list.begin(), joystick_guid_list.end(),
- [&sdl_joystick](auto& joystick) { return joystick->GetSDLJoystick() == sdl_joystick; });
-
- if (joystick_it != joystick_guid_list.end()) {
- (*joystick_it)->SetSDLJoystick(nullptr, nullptr);
- joystick_guid_list.erase(joystick_it);
- if (joystick_guid_list.empty()) {
- joystick_map.erase(guid);
- }
- }
+ // This call to guid is safe since the joystick is guaranteed to be in the map
+ const auto& joystick_guid_list = joystick_map[guid];
+ const auto joystick_it = std::find_if(joystick_guid_list.begin(), joystick_guid_list.end(),
+ [&sdl_joystick](const auto& joystick) {
+ return joystick->GetSDLJoystick() == sdl_joystick;
+ });
+
+ (*joystick_it)->SetSDLJoystick(nullptr, nullptr);
}
void SDLState::HandleGameControllerEvent(const SDL_Event& event) {
@@ -720,8 +708,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
std::vector<Common::ParamPackage> devices;
for (const auto& [key, value] : joystick_map) {
for (const auto& joystick : value) {
- auto* joy = joystick->GetSDLJoystick();
- if (auto* controller = joystick->GetSDLGameController()) {
+ if (auto* const controller = joystick->GetSDLGameController()) {
std::string name =
fmt::format("{} {}", SDL_GameControllerName(controller), joystick->GetPort());
devices.emplace_back(Common::ParamPackage{
@@ -730,7 +717,7 @@ std::vector<Common::ParamPackage> SDLState::GetInputDevices() {
{"guid", joystick->GetGUID()},
{"port", std::to_string(joystick->GetPort())},
});
- } else if (joy) {
+ } else if (auto* const joy = joystick->GetSDLJoystick()) {
std::string name = fmt::format("{} {}", SDL_JoystickName(joy), joystick->GetPort());
devices.emplace_back(Common::ParamPackage{
{"class", "sdl"},
@@ -797,21 +784,27 @@ Common::ParamPackage BuildHatParamPackageForButton(int port, std::string guid, s
Common::ParamPackage SDLEventToButtonParamPackage(SDLState& state, const SDL_Event& event) {
switch (event.type) {
case SDL_JOYAXISMOTION: {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
- return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
- static_cast<s32>(event.jaxis.axis),
- event.jaxis.value);
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
+ return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+ static_cast<s32>(event.jaxis.axis),
+ event.jaxis.value);
+ }
+ break;
}
case SDL_JOYBUTTONUP: {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which);
- return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
- static_cast<s32>(event.jbutton.button));
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which)) {
+ return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+ static_cast<s32>(event.jbutton.button));
+ }
+ break;
}
case SDL_JOYHATMOTION: {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which);
- return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
- static_cast<s32>(event.jhat.hat),
- static_cast<s32>(event.jhat.value));
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which)) {
+ return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+ static_cast<s32>(event.jhat.hat),
+ static_cast<s32>(event.jhat.value));
+ }
+ break;
}
}
return {};
@@ -820,21 +813,27 @@ Common::ParamPackage SDLEventToButtonParamPackage(SDLState& state, const SDL_Eve
Common::ParamPackage SDLEventToMotionParamPackage(SDLState& state, const SDL_Event& event) {
switch (event.type) {
case SDL_JOYAXISMOTION: {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
- return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
- static_cast<s32>(event.jaxis.axis),
- event.jaxis.value);
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
+ return BuildAnalogParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+ static_cast<s32>(event.jaxis.axis),
+ event.jaxis.value);
+ }
+ break;
}
case SDL_JOYBUTTONUP: {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which);
- return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
- static_cast<s32>(event.jbutton.button));
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jbutton.which)) {
+ return BuildButtonParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+ static_cast<s32>(event.jbutton.button));
+ }
+ break;
}
case SDL_JOYHATMOTION: {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which);
- return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
- static_cast<s32>(event.jhat.hat),
- static_cast<s32>(event.jhat.value));
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jhat.which)) {
+ return BuildHatParamPackageForButton(joystick->GetPort(), joystick->GetGUID(),
+ static_cast<s32>(event.jhat.hat),
+ static_cast<s32>(event.jhat.value));
+ }
+ break;
}
}
return {};
@@ -1062,9 +1061,8 @@ public:
// Simplify controller config by testing if game controller support is enabled.
if (event.type == SDL_JOYAXISMOTION) {
const auto axis = event.jaxis.axis;
- const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
- auto* const controller = joystick->GetSDLGameController();
- if (controller) {
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
+ auto* const controller = joystick->GetSDLGameController()) {
const auto axis_left_x =
SDL_GameControllerGetBindForAxis(controller, SDL_CONTROLLER_AXIS_LEFTX)
.value.axis;
@@ -1098,12 +1096,13 @@ public:
}
if (analog_x_axis != -1 && analog_y_axis != -1) {
- const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which);
- auto params = BuildParamPackageForAnalog(joystick->GetPort(), joystick->GetGUID(),
- analog_x_axis, analog_y_axis);
- analog_x_axis = -1;
- analog_y_axis = -1;
- return params;
+ if (const auto joystick = state.GetSDLJoystickBySDLID(event.jaxis.which)) {
+ auto params = BuildParamPackageForAnalog(joystick->GetPort(), joystick->GetGUID(),
+ analog_x_axis, analog_y_axis);
+ analog_x_axis = -1;
+ analog_y_axis = -1;
+ return params;
+ }
}
return {};
}