input_common: Reimplement SDL

src/common/input.h

@@ -24,7 +24,6 @@ enum class InputType {
     Analog,
     Trigger,
     Motion,
-    VirtualMotion,
     Touch,
     Color,
     Vibration,

src/core/hid/input_converter.cpp

@@ -5,8 +5,6 @@
 #include <random>
 
 #include "common/input.h"
-#include "common/math_util.h"
-#include "common/quaternion.h"
 #include "core/hid/input_converter.h"
 
 namespace Core::HID {
@@ -83,7 +81,7 @@ Common::Input::MotionStatus TransformToMotion(const Common::Input::CallbackStatu
     Common::Input::MotionStatus status{};
     switch (callback.type) {
     case Common::Input::InputType::Button: {
-       const Common::Input::AnalogProperties properties{
+        Common::Input::AnalogProperties properties{
             .deadzone = 0.0f,
             .range = 1.0f,
             .offset = 0.0f,
@@ -95,18 +93,31 @@ Common::Input::MotionStatus TransformToMotion(const Common::Input::CallbackStatu
             .raw_value = 0.0f,
             .properties = properties,
         };
-        status.delta_timestamp = 5000;
-        status.force_update = true;
-        status.accel.x = default_analog_status;
-        status.accel.y = default_analog_status;
+        status.accel.y = {
+            .value = 0.0f,
+            .raw_value = 0.0f,
+            .properties = properties,
+        };
         status.accel.z = {
             .value = 0.0f,
             .raw_value = -1.0f,
             .properties = properties,
         };
-        status.gyro.x = default_analog_status;
-        status.gyro.y = default_analog_status;
-        status.gyro.z = default_analog_status;
+        status.gyro.x = {
+            .value = 0.0f,
+            .raw_value = 0.0f,
+            .properties = properties,
+        };
+        status.gyro.y = {
+            .value = 0.0f,
+            .raw_value = 0.0f,
+            .properties = properties,
+        };
+        status.gyro.z = {
+            .value = 0.0f,
+            .raw_value = 0.0f,
+            .properties = properties,
+        };
         if (TransformToButton(callback).value) {
             std::random_device device;
             std::mt19937 gen(device());
@@ -123,9 +134,6 @@ Common::Input::MotionStatus TransformToMotion(const Common::Input::CallbackStatu
     case Common::Input::InputType::Motion:
         status = callback.motion_status;
         break;
-    case Common::Input::InputType::VirtualMotion:
-        status = GetVirtualMotion(callback.motion_status);
-        break;
     default:
         LOG_ERROR(Input, "Conversion from type {} to motion not implemented", callback.type);
         break;
@@ -429,32 +437,4 @@ void SanitizeStick(Common::Input::AnalogStatus& analog_x, Common::Input::AnalogS
     }
 }
 
-Common::Input::MotionStatus GetVirtualMotion(Common::Input::MotionStatus input_data,
-                                             Common::Vec3f last_giro) {
-    Common::Input::MotionStatus motion_status = input_data;
-
-    // Axis data is stored in the gyro value
-    float wx = input_data.gyro.x.raw_value;
-    float wy = input_data.gyro.y.raw_value;
-
-    float rotX = (wy * 2 - 1.0f) * 135.0f;  // up/down best
-    float rotY = (wx * 2 - 1.0f) * -180.0f; // left/right
-    float rotZ = input_data.gyro.y.raw_value * 14.0f + m_lastGyroRotation.z;
-
-    Common::Vec3f rotation(rotX - m_lastGyroRotation.x, (rotY - m_lastGyroRotation.y) * 15.0f,
-                       rotZ - m_lastGyroRotation.z);
-
-    rotation.x = std::min(1.0f, std::max(-1.0f, rotation.x / 360.0f));
-    rotation.y = std::min(1.0f, std::max(-1.0f, rotation.y / 360.0f));
-    rotation.z = std::min(1.0f, std::max(-1.0f, rotation.z / 360.0f));
-
-    motion_status.gyro.x.raw_value = rotation.x;
-    motion_status.gyro.y.raw_value = rotation.y;
-    motion_status.gyro.z.raw_value = rotation.z;
-
-    motion_status.accel.x.raw_value = 0.0f;
-    motion_status.accel.y.raw_value = 0.0f;
-    motion_status.accel.z.raw_value = -1.0f;
-}
-
 } // namespace Core::HID

src/core/hid/input_converter.h

@@ -116,21 +116,4 @@ void SanitizeAnalog(Common::Input::AnalogStatus& analog, bool clamp_value);
 void SanitizeStick(Common::Input::AnalogStatus& analog_x, Common::Input::AnalogStatus& analog_y,
                    bool clamp_value);
 
-/**
- * Converts raw stick data into a valid stick value
- * @param analog_x raw analog data and properties for the x-axis
- * @param analog_y raw analog data and properties for the y-axis
- * @param clamp_value bool that determines if the value needs to be clamped into the unit circle.
- */
-void SanitizeStick(Common::Input::AnalogStatus& analog_x, Common::Input::AnalogStatus& analog_y,
-                   bool clamp_value);
-
-/**
- * Calculates the accelerometer value needed to reach the axis position as if it was a pointer to a screen
- *
- * @param input_data Motion status containing the position of all 3 axis
- * @return Motion status with accelerometer data
- */
-Common::Input::MotionStatus GetVirtualMotion(Common::Input::MotionStatus input_data);
-
 } // namespace Core::HID

src/input_common/drivers/sdl_driver.h

@@ -21,13 +21,6 @@ using SDL_JoystickID = s32;
 
 namespace InputCommon {
 
-class SDLJoystick;
-
-using ButtonBindings =
-    std::array<std::pair<Settings::NativeButton::Values, SDL_GameControllerButton>, 18>;
-using ZButtonBindings =
-    std::array<std::pair<Settings::NativeButton::Values, SDL_GameControllerAxis>, 2>;
-
 class SDLDriver : public InputEngine {
 public:
     /// Initializes and registers SDL device factories
@@ -41,15 +34,12 @@ public:
     /// Handle SDL_Events for joysticks from SDL_PollEvent
     void HandleGameControllerEvent(const SDL_Event& event);
 
-    /// Get the nth joystick with the corresponding GUID
-    std::shared_ptr<SDLJoystick> GetSDLJoystickBySDLID(SDL_JoystickID sdl_id);
+    bool IsStickInverted(const Common::ParamPackage& params) override;
 
-    /**
-     * Check how many identical joysticks (by guid) were connected before the one with sdl_id and so
-     * tie it to a SDLJoystick with the same guid and that port
-     */
-    std::shared_ptr<SDLJoystick> GetSDLJoystickByGUID(const Common::UUID& guid, int port);
-    std::shared_ptr<SDLJoystick> GetSDLJoystickByGUID(const std::string& guid, int port);
+    bool IsVibrationEnabled(const PadIdentifier& identifier) override;
+
+    Common::Input::VibrationError SetVibration(
+        const PadIdentifier& identifier, const Common::Input::VibrationStatus& vibration) override;
 
     std::vector<Common::ParamPackage> GetInputDevices() const override;
 
@@ -61,75 +51,43 @@ public:
     std::string GetHatButtonName(u8 direction_value) const override;
     u8 GetHatButtonId(const std::string& direction_name) const override;
 
-    bool IsStickInverted(const Common::ParamPackage& params) override;
-
-    Common::Input::DriverResult SetVibration(
-        const PadIdentifier& identifier, const Common::Input::VibrationStatus& vibration) override;
-
-    bool IsVibrationEnabled(const PadIdentifier& identifier) override;
-
 private:
     struct VibrationRequest {
         PadIdentifier identifier;
         Common::Input::VibrationStatus vibration;
     };
 
+    struct JoystickID {
+        int sdl_index;
+        bool has_rumble;
+        PadIdentifier identifier;
+    };
+
+    std::shared_ptr<JoystickID> GetSDLJoystickBySDLID(SDL_JoystickID sdl_id);
+
     void InitJoystick(int joystick_index);
-    void CloseJoystick(SDL_Joystick* sdl_joystick);
+    void CloseJoystick(int joystick_index);
 
     /// Needs to be called before SDL_QuitSubSystem.
     void CloseJoysticks();
 
+    void UpdateControllerStatus(u32 event, int joystick_index, int index, int value);
+
+    Common::Input::BatteryLevel GetBatteryLevel(int value);
+
     /// Takes all vibrations from the queue and sends the command to the controller
     void SendVibrations();
 
-    Common::ParamPackage BuildAnalogParamPackageForButton(int port, const Common::UUID& guid,
-                                                          s32 axis, float value = 0.1f) const;
-    Common::ParamPackage BuildButtonParamPackageForButton(int port, const Common::UUID& guid,
-                                                          s32 button) const;
+    /// Map of GUID of a list of corresponding virtual Joysticks
+    std::unordered_map<Common::UUID, std::vector<std::shared_ptr<JoystickID>>> joystick_map;
+    std::mutex joystick_map_mutex;
 
-    Common::ParamPackage BuildHatParamPackageForButton(int port, const Common::UUID& guid, s32 hat,
-                                                       u8 value) const;
-
-    Common::ParamPackage BuildMotionParam(int port, const Common::UUID& guid) const;
-
-    Common::ParamPackage BuildParamPackageForBinding(
-        int port, const Common::UUID& guid, const SDL_GameControllerButtonBind& binding) const;
-
-    Common::ParamPackage BuildParamPackageForAnalog(PadIdentifier identifier, int axis_x,
-                                                    int axis_y, float offset_x,
-                                                    float offset_y) const;
-
-    /// Returns the default button bindings list for generic controllers
-    ButtonBindings GetDefaultButtonBinding() const;
-
-    /// Returns the default button bindings list for nintendo controllers
-    ButtonBindings GetNintendoButtonBinding(const std::shared_ptr<SDLJoystick>& joystick) const;
-
-    /// Returns the button mappings from a single controller
-    ButtonMapping GetSingleControllerMapping(const std::shared_ptr<SDLJoystick>& joystick,
-                                             const ButtonBindings& switch_to_sdl_button,
-                                             const ZButtonBindings& switch_to_sdl_axis) const;
-
-    /// Returns the button mappings from two different controllers
-    ButtonMapping GetDualControllerMapping(const std::shared_ptr<SDLJoystick>& joystick,
-                                           const std::shared_ptr<SDLJoystick>& joystick2,
-                                           const ButtonBindings& switch_to_sdl_button,
-                                           const ZButtonBindings& switch_to_sdl_axis) const;
-
-    /// Returns true if the button is on the left joycon
-    bool IsButtonOnLeftSide(Settings::NativeButton::Values button) const;
+    std::atomic<bool> initialized = false;
 
     /// Queue of vibration request to controllers
     Common::SPSCQueue<VibrationRequest> vibration_queue;
 
-    /// Map of GUID of a list of corresponding virtual Joysticks
-    std::unordered_map<Common::UUID, std::vector<std::shared_ptr<SDLJoystick>>> joystick_map;
-    std::mutex joystick_map_mutex;
-
-    bool start_thread = false;
-    std::atomic<bool> initialized = false;
-
+    /// Thread that handles request from the vibration queue
     std::thread vibration_thread;
 };
 } // namespace InputCommon

src/input_common/input_poller.cpp

@@ -674,7 +674,7 @@ public:
 
     void ForceUpdate() override {
         const Common::Input::CallbackStatus status{
-            .type = Common::Input::InputType::VirtualMotion,
+            .type = Common::Input::InputType::Motion,
             .motion_status = GetStatus(),
         };
 
@@ -686,7 +686,7 @@ public:
 
     void OnChange() {
         const Common::Input::CallbackStatus status{
-            .type = Common::Input::InputType::VirtualMotion,
+            .type = Common::Input::InputType::Motion,
             .motion_status = GetStatus(),
         };
 
@@ -1039,13 +1039,14 @@ std::unique_ptr<Common::Input::InputDevice> InputFactory::CreateColorDevice(
 }
 
 std::unique_ptr<Common::Input::InputDevice> InputFactory::CreateMotionDevice(
-    const Common::ParamPackage& params) {
+    Common::ParamPackage params) {
     const PadIdentifier identifier = {
         .guid = Common::UUID{params.Get("guid", "")},
         .port = static_cast<std::size_t>(params.Get("port", 0)),
         .pad = static_cast<std::size_t>(params.Get("pad", 0)),
     };
 
+    if (params.Has("motion")) {
         const auto motion_sensor = params.Get("motion", 0);
         const auto gyro_threshold = params.Get("threshold", 0.007f);
         input_engine->PreSetController(identifier);
@@ -1054,14 +1055,6 @@ std::unique_ptr<Common::Input::InputDevice> InputFactory::CreateMotionDevice(
                                                  input_engine.get());
     }
 
-std::unique_ptr<Common::Input::InputDevice> InputFactory::CreateVirtualMotionDevice(
-    const Common::ParamPackage& params) {
-    const PadIdentifier identifier = {
-        .guid = Common::UUID{params.Get("guid", "")},
-        .port = static_cast<std::size_t>(params.Get("port", 0)),
-        .pad = static_cast<std::size_t>(params.Get("pad", 0)),
-    };
-
     const auto deadzone = std::clamp(params.Get("deadzone", 0.15f), 0.0f, 1.0f);
     const auto range = std::clamp(params.Get("range", 1.0f), 0.25f, 1.50f);
     const auto threshold = std::clamp(params.Get("threshold", 0.5f), 0.0f, 1.0f);
@@ -1154,7 +1147,7 @@ std::unique_ptr<Common::Input::InputDevice> InputFactory::Create(
         return CreateHatButtonDevice(params);
     }
     if (params.Has("axis_x") && params.Has("axis_y") && params.Has("axis_z")) {
-        return CreateVirtualMotionDevice(params);
+        return CreateMotionDevice(params);
     }
     if (params.Has("motion")) {
         return CreateMotionDevice(params);

src/input_common/input_poller.h

@@ -204,19 +204,6 @@ private:
     /**
      * Creates a motion device from the parameters given.
      * @param params contains parameters for creating the device:
-     *               - "motion": index of the motion sensor
-     *               - "threshold": gyro deadzone to avoid drifting
-     *               - "guid": text string for identifying controllers
-     *               - "port": port of the connected device
-     *               - "pad": slot of the connected controller
-     * @returns a unique input device with the parameters specified
-     */
-    std::unique_ptr<Common::Input::InputDevice> CreateMotionDevice(
-        const Common::ParamPackage& params);
-
-    /**
-     * Creates a virtual motion device from the parameters given.
-     * @param params contains parameters for creating the device:
      *               - "axis_x": the controller horizontal axis id to bind with the input
      *               - "axis_y": the controller vertical axis id to bind with the input
      *               - "axis_z": the controller forward axis id to bind with the input
@@ -233,8 +220,7 @@ private:
      *               - "pad": slot of the connected controller
      * @returns a unique input device with the parameters specified
      */
-    std::unique_ptr<Common::Input::InputDevice> CreateVirtualMotionDevice(
-        const Common::ParamPackage& params);
+    std::unique_ptr<Common::Input::InputDevice> CreateMotionDevice(Common::ParamPackage params);
 
     /**
      * Creates a camera device from the parameters given.