Initial commit

14 files changed, 2397 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/sensor/SDL_sensor.c b/contrib/SDL-3.2.8/src/sensor/SDL_sensor.c
new file mode 100644
index 0000000..60e829a
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/SDL_sensor.c
@@ -0,0 +1,622 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+// This is the sensor API for Simple DirectMedia Layer
+
+#include "SDL_syssensor.h"
+
+#include "../events/SDL_events_c.h"
+#include "../joystick/SDL_gamepad_c.h"
+
+static SDL_SensorDriver *SDL_sensor_drivers[] = {
+#ifdef SDL_SENSOR_ANDROID
+    &SDL_ANDROID_SensorDriver,
+#endif
+#ifdef SDL_SENSOR_COREMOTION
+    &SDL_COREMOTION_SensorDriver,
+#endif
+#ifdef SDL_SENSOR_WINDOWS
+    &SDL_WINDOWS_SensorDriver,
+#endif
+#ifdef SDL_SENSOR_VITA
+    &SDL_VITA_SensorDriver,
+#endif
+#ifdef SDL_SENSOR_N3DS
+    &SDL_N3DS_SensorDriver,
+#endif
+#if defined(SDL_SENSOR_DUMMY) || defined(SDL_SENSOR_DISABLED)
+    &SDL_DUMMY_SensorDriver
+#endif
+};
+
+#ifndef SDL_THREAD_SAFETY_ANALYSIS
+static
+#endif
+SDL_Mutex *SDL_sensor_lock = NULL; // This needs to support recursive locks
+static SDL_AtomicInt SDL_sensor_lock_pending;
+static int SDL_sensors_locked;
+static bool SDL_sensors_initialized;
+static SDL_Sensor *SDL_sensors SDL_GUARDED_BY(SDL_sensor_lock) = NULL;
+
+#define CHECK_SENSOR_MAGIC(sensor, result)                  \
+    if (!SDL_ObjectValid(sensor, SDL_OBJECT_TYPE_SENSOR)) { \
+        SDL_InvalidParamError("sensor");                    \
+        SDL_UnlockSensors();                                \
+        return result;                                      \
+    }
+
+bool SDL_SensorsInitialized(void)
+{
+    return SDL_sensors_initialized;
+}
+
+void SDL_LockSensors(void)
+{
+    (void)SDL_AtomicIncRef(&SDL_sensor_lock_pending);
+    SDL_LockMutex(SDL_sensor_lock);
+    (void)SDL_AtomicDecRef(&SDL_sensor_lock_pending);
+
+    ++SDL_sensors_locked;
+}
+
+void SDL_UnlockSensors(void)
+{
+    bool last_unlock = false;
+
+    --SDL_sensors_locked;
+
+    if (!SDL_sensors_initialized) {
+        // NOTE: There's a small window here where another thread could lock the mutex after we've checked for pending locks
+        if (!SDL_sensors_locked && SDL_GetAtomicInt(&SDL_sensor_lock_pending) == 0) {
+            last_unlock = true;
+        }
+    }
+
+    /* The last unlock after sensors are uninitialized will cleanup the mutex,
+     * allowing applications to lock sensors while reinitializing the system.
+     */
+    if (last_unlock) {
+        SDL_Mutex *sensor_lock = SDL_sensor_lock;
+
+        SDL_LockMutex(sensor_lock);
+        {
+            SDL_UnlockMutex(SDL_sensor_lock);
+
+            SDL_sensor_lock = NULL;
+        }
+        SDL_UnlockMutex(sensor_lock);
+        SDL_DestroyMutex(sensor_lock);
+    } else {
+        SDL_UnlockMutex(SDL_sensor_lock);
+    }
+}
+
+bool SDL_SensorsLocked(void)
+{
+    return (SDL_sensors_locked > 0);
+}
+
+void SDL_AssertSensorsLocked(void)
+{
+    SDL_assert(SDL_SensorsLocked());
+}
+
+bool SDL_InitSensors(void)
+{
+    int i;
+    bool status;
+
+    // Create the sensor list lock
+    if (SDL_sensor_lock == NULL) {
+        SDL_sensor_lock = SDL_CreateMutex();
+    }
+
+    if (!SDL_InitSubSystem(SDL_INIT_EVENTS)) {
+        return false;
+    }
+
+    SDL_LockSensors();
+
+    SDL_sensors_initialized = true;
+
+    status = false;
+    for (i = 0; i < SDL_arraysize(SDL_sensor_drivers); ++i) {
+        if (SDL_sensor_drivers[i]->Init()) {
+            status = true;
+        }
+    }
+
+    SDL_UnlockSensors();
+
+    if (!status) {
+        SDL_QuitSensors();
+    }
+
+    return status;
+}
+
+bool SDL_SensorsOpened(void)
+{
+    bool opened;
+
+    SDL_LockSensors();
+    {
+        if (SDL_sensors != NULL) {
+            opened = true;
+        } else {
+            opened = false;
+        }
+    }
+    SDL_UnlockSensors();
+
+    return opened;
+}
+
+SDL_SensorID *SDL_GetSensors(int *count)
+{
+    int i, num_sensors, device_index;
+    int sensor_index = 0, total_sensors = 0;
+    SDL_SensorID *sensors;
+
+    SDL_LockSensors();
+    {
+        for (i = 0; i < SDL_arraysize(SDL_sensor_drivers); ++i) {
+            total_sensors += SDL_sensor_drivers[i]->GetCount();
+        }
+
+        sensors = (SDL_SensorID *)SDL_malloc((total_sensors + 1) * sizeof(*sensors));
+        if (sensors) {
+            if (count) {
+                *count = total_sensors;
+            }
+
+            for (i = 0; i < SDL_arraysize(SDL_sensor_drivers); ++i) {
+                num_sensors = SDL_sensor_drivers[i]->GetCount();
+                for (device_index = 0; device_index < num_sensors; ++device_index) {
+                    SDL_assert(sensor_index < total_sensors);
+                    sensors[sensor_index] = SDL_sensor_drivers[i]->GetDeviceInstanceID(device_index);
+                    SDL_assert(sensors[sensor_index] > 0);
+                    ++sensor_index;
+                }
+            }
+            SDL_assert(sensor_index == total_sensors);
+            sensors[sensor_index] = 0;
+        } else {
+            if (count) {
+                *count = 0;
+            }
+        }
+    }
+    SDL_UnlockSensors();
+
+    return sensors;
+}
+
+/*
+ * Get the driver and device index for a sensor instance ID
+ * This should be called while the sensor lock is held, to prevent another thread from updating the list
+ */
+static bool SDL_GetDriverAndSensorIndex(SDL_SensorID instance_id, SDL_SensorDriver **driver, int *driver_index)
+{
+    int i, num_sensors, device_index;
+
+    if (instance_id > 0) {
+        for (i = 0; i < SDL_arraysize(SDL_sensor_drivers); ++i) {
+            num_sensors = SDL_sensor_drivers[i]->GetCount();
+            for (device_index = 0; device_index < num_sensors; ++device_index) {
+                SDL_SensorID sensor_id = SDL_sensor_drivers[i]->GetDeviceInstanceID(device_index);
+                if (sensor_id == instance_id) {
+                    *driver = SDL_sensor_drivers[i];
+                    *driver_index = device_index;
+                    return true;
+                }
+            }
+        }
+    }
+    SDL_SetError("Sensor %" SDL_PRIu32 " not found", instance_id);
+    return false;
+}
+
+/*
+ * Get the implementation dependent name of a sensor
+ */
+const char *SDL_GetSensorNameForID(SDL_SensorID instance_id)
+{
+    SDL_SensorDriver *driver;
+    int device_index;
+    const char *name = NULL;
+
+    SDL_LockSensors();
+    if (SDL_GetDriverAndSensorIndex(instance_id, &driver, &device_index)) {
+        name = SDL_GetPersistentString(driver->GetDeviceName(device_index));
+    }
+    SDL_UnlockSensors();
+
+    return name;
+}
+
+SDL_SensorType SDL_GetSensorTypeForID(SDL_SensorID instance_id)
+{
+    SDL_SensorDriver *driver;
+    int device_index;
+    SDL_SensorType type = SDL_SENSOR_INVALID;
+
+    SDL_LockSensors();
+    if (SDL_GetDriverAndSensorIndex(instance_id, &driver, &device_index)) {
+        type = driver->GetDeviceType(device_index);
+    }
+    SDL_UnlockSensors();
+
+    return type;
+}
+
+int SDL_GetSensorNonPortableTypeForID(SDL_SensorID instance_id)
+{
+    SDL_SensorDriver *driver;
+    int device_index;
+    int type = -1;
+
+    SDL_LockSensors();
+    if (SDL_GetDriverAndSensorIndex(instance_id, &driver, &device_index)) {
+        type = driver->GetDeviceNonPortableType(device_index);
+    }
+    SDL_UnlockSensors();
+
+    return type;
+}
+
+/*
+ * Open a sensor for use - the index passed as an argument refers to
+ * the N'th sensor on the system.  This index is the value which will
+ * identify this sensor in future sensor events.
+ *
+ * This function returns a sensor identifier, or NULL if an error occurred.
+ */
+SDL_Sensor *SDL_OpenSensor(SDL_SensorID instance_id)
+{
+    SDL_SensorDriver *driver;
+    int device_index;
+    SDL_Sensor *sensor;
+    SDL_Sensor *sensorlist;
+    const char *sensorname = NULL;
+
+    SDL_LockSensors();
+
+    if (!SDL_GetDriverAndSensorIndex(instance_id, &driver, &device_index)) {
+        SDL_UnlockSensors();
+        return NULL;
+    }
+
+    sensorlist = SDL_sensors;
+    /* If the sensor is already open, return it
+     * it is important that we have a single sensor * for each instance id
+     */
+    while (sensorlist) {
+        if (instance_id == sensorlist->instance_id) {
+            sensor = sensorlist;
+            ++sensor->ref_count;
+            SDL_UnlockSensors();
+            return sensor;
+        }
+        sensorlist = sensorlist->next;
+    }
+
+    // Create and initialize the sensor
+    sensor = (SDL_Sensor *)SDL_calloc(1, sizeof(*sensor));
+    if (!sensor) {
+        SDL_UnlockSensors();
+        return NULL;
+    }
+    SDL_SetObjectValid(sensor, SDL_OBJECT_TYPE_SENSOR, true);
+    sensor->driver = driver;
+    sensor->instance_id = instance_id;
+    sensor->type = driver->GetDeviceType(device_index);
+    sensor->non_portable_type = driver->GetDeviceNonPortableType(device_index);
+
+    if (!driver->Open(sensor, device_index)) {
+        SDL_SetObjectValid(sensor, SDL_OBJECT_TYPE_SENSOR, false);
+        SDL_free(sensor);
+        SDL_UnlockSensors();
+        return NULL;
+    }
+
+    sensorname = driver->GetDeviceName(device_index);
+    if (sensorname) {
+        sensor->name = SDL_strdup(sensorname);
+    } else {
+        sensor->name = NULL;
+    }
+
+    // Add sensor to list
+    ++sensor->ref_count;
+    // Link the sensor in the list
+    sensor->next = SDL_sensors;
+    SDL_sensors = sensor;
+
+    driver->Update(sensor);
+
+    SDL_UnlockSensors();
+
+    return sensor;
+}
+
+/*
+ * Find the SDL_Sensor that owns this instance id
+ */
+SDL_Sensor *SDL_GetSensorFromID(SDL_SensorID instance_id)
+{
+    SDL_Sensor *sensor;
+
+    SDL_LockSensors();
+    for (sensor = SDL_sensors; sensor; sensor = sensor->next) {
+        if (sensor->instance_id == instance_id) {
+            break;
+        }
+    }
+    SDL_UnlockSensors();
+    return sensor;
+}
+
+/*
+ * Get the properties associated with a sensor.
+ */
+SDL_PropertiesID SDL_GetSensorProperties(SDL_Sensor *sensor)
+{
+    SDL_PropertiesID result;
+
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor, 0);
+
+        if (sensor->props == 0) {
+            sensor->props = SDL_CreateProperties();
+        }
+        result = sensor->props;
+    }
+    SDL_UnlockSensors();
+
+    return result;
+}
+
+/*
+ * Get the friendly name of this sensor
+ */
+const char *SDL_GetSensorName(SDL_Sensor *sensor)
+{
+    const char *result;
+
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor, NULL);
+
+        result = SDL_GetPersistentString(sensor->name);
+    }
+    SDL_UnlockSensors();
+
+    return result;
+}
+
+/*
+ * Get the type of this sensor
+ */
+SDL_SensorType SDL_GetSensorType(SDL_Sensor *sensor)
+{
+    SDL_SensorType result;
+
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor, SDL_SENSOR_INVALID);
+
+        result = sensor->type;
+    }
+    SDL_UnlockSensors();
+
+    return result;
+}
+
+/*
+ * Get the platform dependent type of this sensor
+ */
+int SDL_GetSensorNonPortableType(SDL_Sensor *sensor)
+{
+    int result;
+
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor, -1);
+
+        result = sensor->non_portable_type;
+    }
+    SDL_UnlockSensors();
+
+    return result;
+}
+
+/*
+ * Get the instance id for this opened sensor
+ */
+SDL_SensorID SDL_GetSensorID(SDL_Sensor *sensor)
+{
+    SDL_SensorID result;
+
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor, 0);
+
+        result = sensor->instance_id;
+    }
+    SDL_UnlockSensors();
+
+    return result;
+}
+
+/*
+ * Get the current state of this sensor
+ */
+bool SDL_GetSensorData(SDL_Sensor *sensor, float *data, int num_values)
+{
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor, false);
+
+        num_values = SDL_min(num_values, SDL_arraysize(sensor->data));
+        SDL_memcpy(data, sensor->data, num_values * sizeof(*data));
+    }
+    SDL_UnlockSensors();
+
+    return true;
+}
+
+/*
+ * Close a sensor previously opened with SDL_OpenSensor()
+ */
+void SDL_CloseSensor(SDL_Sensor *sensor)
+{
+    SDL_Sensor *sensorlist;
+    SDL_Sensor *sensorlistprev;
+
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor,);
+
+        // First decrement ref count
+        if (--sensor->ref_count > 0) {
+            SDL_UnlockSensors();
+            return;
+        }
+
+        SDL_DestroyProperties(sensor->props);
+
+        sensor->driver->Close(sensor);
+        sensor->hwdata = NULL;
+        SDL_SetObjectValid(sensor, SDL_OBJECT_TYPE_SENSOR, false);
+
+        sensorlist = SDL_sensors;
+        sensorlistprev = NULL;
+        while (sensorlist) {
+            if (sensor == sensorlist) {
+                if (sensorlistprev) {
+                    // unlink this entry
+                    sensorlistprev->next = sensorlist->next;
+                } else {
+                    SDL_sensors = sensor->next;
+                }
+                break;
+            }
+            sensorlistprev = sensorlist;
+            sensorlist = sensorlist->next;
+        }
+
+        // Free the data associated with this sensor
+        SDL_free(sensor->name);
+        SDL_free(sensor);
+    }
+    SDL_UnlockSensors();
+}
+
+void SDL_QuitSensors(void)
+{
+    int i;
+
+    SDL_LockSensors();
+
+    // Stop the event polling
+    while (SDL_sensors) {
+        SDL_sensors->ref_count = 1;
+        SDL_CloseSensor(SDL_sensors);
+    }
+
+    // Quit the sensor setup
+    for (i = 0; i < SDL_arraysize(SDL_sensor_drivers); ++i) {
+        SDL_sensor_drivers[i]->Quit();
+    }
+
+    SDL_QuitSubSystem(SDL_INIT_EVENTS);
+
+    SDL_sensors_initialized = false;
+
+    SDL_UnlockSensors();
+}
+
+// These are global for SDL_syssensor.c and SDL_events.c
+
+void SDL_SendSensorUpdate(Uint64 timestamp, SDL_Sensor *sensor, Uint64 sensor_timestamp, float *data, int num_values)
+{
+    SDL_AssertSensorsLocked();
+
+    // Allow duplicate events, for things like steps and heartbeats
+
+    // Update internal sensor state
+    num_values = SDL_min(num_values, SDL_arraysize(sensor->data));
+    SDL_memcpy(sensor->data, data, num_values * sizeof(*data));
+
+    // Post the event, if desired
+    if (SDL_EventEnabled(SDL_EVENT_SENSOR_UPDATE)) {
+        SDL_Event event;
+        event.type = SDL_EVENT_SENSOR_UPDATE;
+        event.common.timestamp = timestamp;
+        event.sensor.which = sensor->instance_id;
+        num_values = SDL_min(num_values, SDL_arraysize(event.sensor.data));
+        SDL_memset(event.sensor.data, 0, sizeof(event.sensor.data));
+        SDL_memcpy(event.sensor.data, data, num_values * sizeof(*data));
+        event.sensor.sensor_timestamp = sensor_timestamp;
+        SDL_PushEvent(&event);
+    }
+
+    SDL_GamepadSensorWatcher(timestamp, sensor->instance_id, sensor_timestamp, data, num_values);
+}
+
+void SDL_UpdateSensor(SDL_Sensor *sensor)
+{
+    SDL_LockSensors();
+    {
+        CHECK_SENSOR_MAGIC(sensor,);
+
+        sensor->driver->Update(sensor);
+    }
+    SDL_UnlockSensors();
+}
+
+void SDL_UpdateSensors(void)
+{
+    int i;
+    SDL_Sensor *sensor;
+
+    if (!SDL_WasInit(SDL_INIT_SENSOR)) {
+        return;
+    }
+
+    SDL_LockSensors();
+
+    for (sensor = SDL_sensors; sensor; sensor = sensor->next) {
+        sensor->driver->Update(sensor);
+    }
+
+    /* this needs to happen AFTER walking the sensor list above, so that any
+       dangling hardware data from removed devices can be free'd
+     */
+    for (i = 0; i < SDL_arraysize(SDL_sensor_drivers); ++i) {
+        SDL_sensor_drivers[i]->Detect();
+    }
+
+    SDL_UnlockSensors();
+}
diff --git a/contrib/SDL-3.2.8/src/sensor/SDL_sensor_c.h b/contrib/SDL-3.2.8/src/sensor/SDL_sensor_c.h
new file mode 100644
index 0000000..26a988e
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/SDL_sensor_c.h
@@ -0,0 +1,59 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifndef SDL_sensor_c_h_
+#define SDL_sensor_c_h_
+
+#ifdef SDL_THREAD_SAFETY_ANALYSIS
+extern SDL_Mutex *SDL_sensor_lock;
+#endif
+
+struct SDL_SensorDriver;
+
+// Useful functions and variables from SDL_sensor.c
+
+// Initialization and shutdown functions
+extern bool SDL_InitSensors(void);
+extern void SDL_QuitSensors(void);
+
+// Return whether the sensor system is currently initialized
+extern bool SDL_SensorsInitialized(void);
+
+// Return whether the sensors are currently locked
+extern bool SDL_SensorsLocked(void);
+
+// Make sure we currently have the sensors locked
+extern void SDL_AssertSensorsLocked(void) SDL_ASSERT_CAPABILITY(SDL_sensor_lock);
+
+extern void SDL_LockSensors(void) SDL_ACQUIRE(SDL_sensor_lock);
+extern void SDL_UnlockSensors(void) SDL_RELEASE(SDL_sensor_lock);
+
+// Function to return whether there are any sensors opened by the application
+extern bool SDL_SensorsOpened(void);
+
+// Update an individual sensor, used by gamepad sensor fusion
+extern void SDL_UpdateSensor(SDL_Sensor *sensor);
+
+// Internal event queueing functions
+extern void SDL_SendSensorUpdate(Uint64 timestamp, SDL_Sensor *sensor, Uint64 sensor_timestamp, float *data, int num_values);
+
+#endif // SDL_sensor_c_h_
diff --git a/contrib/SDL-3.2.8/src/sensor/SDL_syssensor.h b/contrib/SDL-3.2.8/src/sensor/SDL_syssensor.h
new file mode 100644
index 0000000..1ce63e5
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/SDL_syssensor.h
@@ -0,0 +1,110 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifndef SDL_syssensor_c_h_
+#define SDL_syssensor_c_h_
+
+// This is the system specific header for the SDL sensor API
+
+#include "SDL_sensor_c.h"
+
+#define _guarded SDL_GUARDED_BY(SDL_sensor_lock)
+
+// The SDL sensor structure
+struct SDL_Sensor
+{
+    SDL_SensorID instance_id _guarded;   // Device instance, monotonically increasing from 0
+    char *name _guarded;                 // Sensor name - system dependent
+    SDL_SensorType type _guarded;        // Type of the sensor
+    int non_portable_type _guarded;      // Platform dependent type of the sensor
+
+    float data[16] _guarded;             // The current state of the sensor
+
+    struct SDL_SensorDriver *driver _guarded;
+
+    struct sensor_hwdata *hwdata _guarded; // Driver dependent information
+
+    SDL_PropertiesID props _guarded;
+
+    int ref_count _guarded; // Reference count for multiple opens
+
+    struct SDL_Sensor *next _guarded; // pointer to next sensor we have allocated
+};
+
+#undef _guarded
+
+typedef struct SDL_SensorDriver
+{
+    /* Function to scan the system for sensors.
+     * sensor 0 should be the system default sensor.
+     * This function should return 0, or -1 on an unrecoverable fatal error.
+     */
+    bool (*Init)(void);
+
+    // Function to return the number of sensors available right now
+    int (*GetCount)(void);
+
+    // Function to check to see if the available sensors have changed
+    void (*Detect)(void);
+
+    // Function to get the device-dependent name of a sensor
+    const char *(*GetDeviceName)(int device_index);
+
+    // Function to get the type of a sensor
+    SDL_SensorType (*GetDeviceType)(int device_index);
+
+    // Function to get the platform dependent type of a sensor
+    int (*GetDeviceNonPortableType)(int device_index);
+
+    // Function to get the current instance id of the sensor located at device_index
+    SDL_SensorID (*GetDeviceInstanceID)(int device_index);
+
+    /* Function to open a sensor for use.
+       The sensor to open is specified by the device index.
+       It returns 0, or -1 if there is an error.
+     */
+    bool (*Open)(SDL_Sensor *sensor, int device_index);
+
+    /* Function to update the state of a sensor - called as a device poll.
+     * This function shouldn't update the sensor structure directly,
+     * but instead should call SDL_SendSensorUpdate() to deliver events
+     * and update sensor device state.
+     */
+    void (*Update)(SDL_Sensor *sensor);
+
+    // Function to close a sensor after use
+    void (*Close)(SDL_Sensor *sensor);
+
+    // Function to perform any system-specific sensor related cleanup
+    void (*Quit)(void);
+
+} SDL_SensorDriver;
+
+// The available sensor drivers
+extern SDL_SensorDriver SDL_ANDROID_SensorDriver;
+extern SDL_SensorDriver SDL_COREMOTION_SensorDriver;
+extern SDL_SensorDriver SDL_WINDOWS_SensorDriver;
+extern SDL_SensorDriver SDL_DUMMY_SensorDriver;
+extern SDL_SensorDriver SDL_VITA_SensorDriver;
+extern SDL_SensorDriver SDL_N3DS_SensorDriver;
+
+#endif // SDL_syssensor_h_
diff --git a/contrib/SDL-3.2.8/src/sensor/android/SDL_androidsensor.c b/contrib/SDL-3.2.8/src/sensor/android/SDL_androidsensor.c
new file mode 100644
index 0000000..87981a1
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/android/SDL_androidsensor.c
@@ -0,0 +1,288 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifdef SDL_SENSOR_ANDROID
+
+// This is the system specific header for the SDL sensor API
+#include <android/sensor.h>
+
+#include "SDL_androidsensor.h"
+#include "../SDL_syssensor.h"
+#include "../SDL_sensor_c.h"
+#include "../../thread/SDL_systhread.h"
+
+#ifndef LOOPER_ID_USER
+#define LOOPER_ID_USER 3
+#endif
+
+typedef struct
+{
+    ASensorRef asensor;
+    SDL_SensorID instance_id;
+    ASensorEventQueue *event_queue;
+    SDL_Sensor *sensor;
+} SDL_AndroidSensor;
+
+typedef struct
+{
+    SDL_AtomicInt running;
+    SDL_Thread *thread;
+    SDL_Semaphore *sem;
+} SDL_AndroidSensorThreadContext;
+
+static ASensorManager *SDL_sensor_manager;
+static ALooper *SDL_sensor_looper;
+static SDL_AndroidSensorThreadContext SDL_sensor_thread_context;
+static SDL_AndroidSensor *SDL_sensors SDL_GUARDED_BY(SDL_sensors_lock);
+static int SDL_sensors_count;
+
+static int SDLCALL SDL_ANDROID_SensorThread(void *data)
+{
+    SDL_AndroidSensorThreadContext *ctx = (SDL_AndroidSensorThreadContext *)data;
+    int i, events;
+    ASensorEvent event;
+    struct android_poll_source *source;
+
+    SDL_SetCurrentThreadPriority(SDL_THREAD_PRIORITY_HIGH);
+
+    SDL_sensor_looper = ALooper_prepare(ALOOPER_PREPARE_ALLOW_NON_CALLBACKS);
+    SDL_SignalSemaphore(ctx->sem);
+
+    while (SDL_GetAtomicInt(&ctx->running)) {
+        Uint64 timestamp = SDL_GetTicksNS();
+
+        if (ALooper_pollOnce(-1, NULL, &events, (void **)&source) == LOOPER_ID_USER) {
+            SDL_LockSensors();
+            for (i = 0; i < SDL_sensors_count; ++i) {
+                if (!SDL_sensors[i].event_queue) {
+                    continue;
+                }
+
+                SDL_zero(event);
+                while (ASensorEventQueue_getEvents(SDL_sensors[i].event_queue, &event, 1) > 0) {
+                    SDL_SendSensorUpdate(timestamp, SDL_sensors[i].sensor, timestamp, event.data, SDL_arraysize(event.data));
+                }
+            }
+            SDL_UnlockSensors();
+        }
+    }
+
+    SDL_sensor_looper = NULL;
+
+    return 0;
+}
+
+static void SDL_ANDROID_StopSensorThread(SDL_AndroidSensorThreadContext *ctx)
+{
+    SDL_SetAtomicInt(&ctx->running, false);
+
+    if (ctx->thread) {
+        int result;
+
+        if (SDL_sensor_looper) {
+            ALooper_wake(SDL_sensor_looper);
+        }
+        SDL_WaitThread(ctx->thread, &result);
+        ctx->thread = NULL;
+    }
+
+    if (ctx->sem) {
+        SDL_DestroySemaphore(ctx->sem);
+        ctx->sem = NULL;
+    }
+}
+
+static bool SDL_ANDROID_StartSensorThread(SDL_AndroidSensorThreadContext *ctx)
+{
+    ctx->sem = SDL_CreateSemaphore(0);
+    if (!ctx->sem) {
+        SDL_ANDROID_StopSensorThread(ctx);
+        return false;
+    }
+
+    SDL_SetAtomicInt(&ctx->running, true);
+    ctx->thread = SDL_CreateThread(SDL_ANDROID_SensorThread, "Sensors", ctx);
+    if (!ctx->thread) {
+        SDL_ANDROID_StopSensorThread(ctx);
+        return false;
+    }
+
+    // Wait for the sensor thread to start
+    SDL_WaitSemaphore(ctx->sem);
+
+    return true;
+}
+
+static bool SDL_ANDROID_SensorInit(void)
+{
+    int i, sensors_count;
+    ASensorList sensors;
+
+    SDL_sensor_manager = ASensorManager_getInstance();
+    if (!SDL_sensor_manager) {
+        return SDL_SetError("Couldn't create sensor manager");
+    }
+
+    // FIXME: Is the sensor list dynamic?
+    sensors_count = ASensorManager_getSensorList(SDL_sensor_manager, &sensors);
+    if (sensors_count > 0) {
+        SDL_sensors = (SDL_AndroidSensor *)SDL_calloc(sensors_count, sizeof(*SDL_sensors));
+        if (!SDL_sensors) {
+            return false;
+        }
+
+        for (i = 0; i < sensors_count; ++i) {
+            SDL_sensors[i].asensor = sensors[i];
+            SDL_sensors[i].instance_id = SDL_GetNextObjectID();
+        }
+        SDL_sensors_count = sensors_count;
+    }
+
+    if (!SDL_ANDROID_StartSensorThread(&SDL_sensor_thread_context)) {
+        return false;
+    }
+    return true;
+}
+
+static int SDL_ANDROID_SensorGetCount(void)
+{
+    return SDL_sensors_count;
+}
+
+static void SDL_ANDROID_SensorDetect(void)
+{
+}
+
+static const char *SDL_ANDROID_SensorGetDeviceName(int device_index)
+{
+    return ASensor_getName(SDL_sensors[device_index].asensor);
+}
+
+static SDL_SensorType SDL_ANDROID_SensorGetDeviceType(int device_index)
+{
+    switch (ASensor_getType(SDL_sensors[device_index].asensor)) {
+    case 0x00000001:
+        return SDL_SENSOR_ACCEL;
+    case 0x00000004:
+        return SDL_SENSOR_GYRO;
+    default:
+        return SDL_SENSOR_UNKNOWN;
+    }
+}
+
+static int SDL_ANDROID_SensorGetDeviceNonPortableType(int device_index)
+{
+    return ASensor_getType(SDL_sensors[device_index].asensor);
+}
+
+static SDL_SensorID SDL_ANDROID_SensorGetDeviceInstanceID(int device_index)
+{
+    return SDL_sensors[device_index].instance_id;
+}
+
+static bool SDL_ANDROID_SensorOpen(SDL_Sensor *sensor, int device_index)
+{
+    int delay_us, min_delay_us;
+
+    SDL_LockSensors();
+    {
+        SDL_sensors[device_index].sensor = sensor;
+        SDL_sensors[device_index].event_queue = ASensorManager_createEventQueue(SDL_sensor_manager, SDL_sensor_looper, LOOPER_ID_USER, NULL, NULL);
+        if (!SDL_sensors[device_index].event_queue) {
+            SDL_UnlockSensors();
+            return SDL_SetError("Couldn't create sensor event queue");
+        }
+
+        if (ASensorEventQueue_enableSensor(SDL_sensors[device_index].event_queue, SDL_sensors[device_index].asensor) < 0) {
+            ASensorManager_destroyEventQueue(SDL_sensor_manager, SDL_sensors[device_index].event_queue);
+            SDL_sensors[device_index].event_queue = NULL;
+            SDL_UnlockSensors();
+            return SDL_SetError("Couldn't enable sensor");
+        }
+
+        // Use 60 Hz update rate if possible
+        // FIXME: Maybe add a hint for this?
+        delay_us = 1000000 / 60;
+        min_delay_us = ASensor_getMinDelay(SDL_sensors[device_index].asensor);
+        if (delay_us < min_delay_us) {
+            delay_us = min_delay_us;
+        }
+        ASensorEventQueue_setEventRate(SDL_sensors[device_index].event_queue, SDL_sensors[device_index].asensor, delay_us);
+    }
+    SDL_UnlockSensors();
+
+    return true;
+}
+
+static void SDL_ANDROID_SensorUpdate(SDL_Sensor *sensor)
+{
+}
+
+static void SDL_ANDROID_SensorClose(SDL_Sensor *sensor)
+{
+    int i;
+
+    for (i = 0; i < SDL_sensors_count; ++i) {
+        if (SDL_sensors[i].sensor == sensor) {
+            SDL_LockSensors();
+            {
+                ASensorEventQueue_disableSensor(SDL_sensors[i].event_queue, SDL_sensors[i].asensor);
+                ASensorManager_destroyEventQueue(SDL_sensor_manager, SDL_sensors[i].event_queue);
+                SDL_sensors[i].event_queue = NULL;
+                SDL_sensors[i].sensor = NULL;
+            }
+            SDL_UnlockSensors();
+            break;
+        }
+    }
+}
+
+static void SDL_ANDROID_SensorQuit(void)
+{
+    // All sensors are closed, but we need to unblock the sensor thread
+    SDL_AssertSensorsLocked();
+    SDL_UnlockSensors();
+    SDL_ANDROID_StopSensorThread(&SDL_sensor_thread_context);
+    SDL_LockSensors();
+
+    if (SDL_sensors) {
+        SDL_free(SDL_sensors);
+        SDL_sensors = NULL;
+        SDL_sensors_count = 0;
+    }
+}
+
+SDL_SensorDriver SDL_ANDROID_SensorDriver = {
+    SDL_ANDROID_SensorInit,
+    SDL_ANDROID_SensorGetCount,
+    SDL_ANDROID_SensorDetect,
+    SDL_ANDROID_SensorGetDeviceName,
+    SDL_ANDROID_SensorGetDeviceType,
+    SDL_ANDROID_SensorGetDeviceNonPortableType,
+    SDL_ANDROID_SensorGetDeviceInstanceID,
+    SDL_ANDROID_SensorOpen,
+    SDL_ANDROID_SensorUpdate,
+    SDL_ANDROID_SensorClose,
+    SDL_ANDROID_SensorQuit,
+};
+
+#endif // SDL_SENSOR_ANDROID
diff --git a/contrib/SDL-3.2.8/src/sensor/android/SDL_androidsensor.h b/contrib/SDL-3.2.8/src/sensor/android/SDL_androidsensor.h
new file mode 100644
index 0000000..4b0c6f8
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/android/SDL_androidsensor.h
@@ -0,0 +1,21 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
diff --git a/contrib/SDL-3.2.8/src/sensor/coremotion/SDL_coremotionsensor.h b/contrib/SDL-3.2.8/src/sensor/coremotion/SDL_coremotionsensor.h
new file mode 100644
index 0000000..09fc0dc
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/coremotion/SDL_coremotionsensor.h
@@ -0,0 +1,27 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+// The private structure used to keep track of a sensor
+struct sensor_hwdata
+{
+    float data[3];
+};
diff --git a/contrib/SDL-3.2.8/src/sensor/coremotion/SDL_coremotionsensor.m b/contrib/SDL-3.2.8/src/sensor/coremotion/SDL_coremotionsensor.m
new file mode 100644
index 0000000..e5f890f
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/coremotion/SDL_coremotionsensor.m
@@ -0,0 +1,214 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifdef SDL_SENSOR_COREMOTION
+
+// This is the system specific header for the SDL sensor API
+#include <CoreMotion/CoreMotion.h>
+
+#include "SDL_coremotionsensor.h"
+#include "../SDL_syssensor.h"
+#include "../SDL_sensor_c.h"
+
+typedef struct
+{
+    SDL_SensorType type;
+    SDL_SensorID instance_id;
+} SDL_CoreMotionSensor;
+
+static CMMotionManager *SDL_motion_manager;
+static SDL_CoreMotionSensor *SDL_sensors;
+static int SDL_sensors_count;
+
+static bool SDL_COREMOTION_SensorInit(void)
+{
+    int i, sensors_count = 0;
+
+    if (!SDL_motion_manager) {
+        SDL_motion_manager = [[CMMotionManager alloc] init];
+    }
+
+    if (SDL_motion_manager.accelerometerAvailable) {
+        ++sensors_count;
+    }
+    if (SDL_motion_manager.gyroAvailable) {
+        ++sensors_count;
+    }
+
+    if (sensors_count > 0) {
+        SDL_sensors = (SDL_CoreMotionSensor *)SDL_calloc(sensors_count, sizeof(*SDL_sensors));
+        if (!SDL_sensors) {
+            return false;
+        }
+
+        i = 0;
+        if (SDL_motion_manager.accelerometerAvailable) {
+            SDL_sensors[i].type = SDL_SENSOR_ACCEL;
+            SDL_sensors[i].instance_id = SDL_GetNextObjectID();
+            ++i;
+        }
+        if (SDL_motion_manager.gyroAvailable) {
+            SDL_sensors[i].type = SDL_SENSOR_GYRO;
+            SDL_sensors[i].instance_id = SDL_GetNextObjectID();
+            ++i;
+        }
+        SDL_sensors_count = sensors_count;
+    }
+    return true;
+}
+
+static int SDL_COREMOTION_SensorGetCount(void)
+{
+    return SDL_sensors_count;
+}
+
+static void SDL_COREMOTION_SensorDetect(void)
+{
+}
+
+static const char *SDL_COREMOTION_SensorGetDeviceName(int device_index)
+{
+    switch (SDL_sensors[device_index].type) {
+    case SDL_SENSOR_ACCEL:
+        return "Accelerometer";
+    case SDL_SENSOR_GYRO:
+        return "Gyro";
+    default:
+        return "Unknown";
+    }
+}
+
+static SDL_SensorType SDL_COREMOTION_SensorGetDeviceType(int device_index)
+{
+    return SDL_sensors[device_index].type;
+}
+
+static int SDL_COREMOTION_SensorGetDeviceNonPortableType(int device_index)
+{
+    return SDL_sensors[device_index].type;
+}
+
+static SDL_SensorID SDL_COREMOTION_SensorGetDeviceInstanceID(int device_index)
+{
+    return SDL_sensors[device_index].instance_id;
+}
+
+static bool SDL_COREMOTION_SensorOpen(SDL_Sensor *sensor, int device_index)
+{
+    struct sensor_hwdata *hwdata;
+
+    hwdata = (struct sensor_hwdata *)SDL_calloc(1, sizeof(*hwdata));
+    if (hwdata == NULL) {
+        return false;
+    }
+    sensor->hwdata = hwdata;
+
+    switch (sensor->type) {
+    case SDL_SENSOR_ACCEL:
+        [SDL_motion_manager startAccelerometerUpdates];
+        break;
+    case SDL_SENSOR_GYRO:
+        [SDL_motion_manager startGyroUpdates];
+        break;
+    default:
+        break;
+    }
+    return true;
+}
+
+static void SDL_COREMOTION_SensorUpdate(SDL_Sensor *sensor)
+{
+    Uint64 timestamp = SDL_GetTicksNS();
+
+    switch (sensor->type) {
+    case SDL_SENSOR_ACCEL:
+    {
+        CMAccelerometerData *accelerometerData = SDL_motion_manager.accelerometerData;
+        if (accelerometerData) {
+            CMAcceleration acceleration = accelerometerData.acceleration;
+            float data[3];
+            data[0] = -acceleration.x * SDL_STANDARD_GRAVITY;
+            data[1] = -acceleration.y * SDL_STANDARD_GRAVITY;
+            data[2] = -acceleration.z * SDL_STANDARD_GRAVITY;
+            if (SDL_memcmp(data, sensor->hwdata->data, sizeof(data)) != 0) {
+                SDL_SendSensorUpdate(timestamp, sensor, timestamp, data, SDL_arraysize(data));
+                SDL_memcpy(sensor->hwdata->data, data, sizeof(data));
+            }
+        }
+    } break;
+    case SDL_SENSOR_GYRO:
+    {
+        CMGyroData *gyroData = SDL_motion_manager.gyroData;
+        if (gyroData) {
+            CMRotationRate rotationRate = gyroData.rotationRate;
+            float data[3];
+            data[0] = rotationRate.x;
+            data[1] = rotationRate.y;
+            data[2] = rotationRate.z;
+            if (SDL_memcmp(data, sensor->hwdata->data, sizeof(data)) != 0) {
+                SDL_SendSensorUpdate(timestamp, sensor, timestamp, data, SDL_arraysize(data));
+                SDL_memcpy(sensor->hwdata->data, data, sizeof(data));
+            }
+        }
+    } break;
+    default:
+        break;
+    }
+}
+
+static void SDL_COREMOTION_SensorClose(SDL_Sensor *sensor)
+{
+    if (sensor->hwdata) {
+        switch (sensor->type) {
+        case SDL_SENSOR_ACCEL:
+            [SDL_motion_manager stopAccelerometerUpdates];
+            break;
+        case SDL_SENSOR_GYRO:
+            [SDL_motion_manager stopGyroUpdates];
+            break;
+        default:
+            break;
+        }
+        SDL_free(sensor->hwdata);
+        sensor->hwdata = NULL;
+    }
+}
+
+static void SDL_COREMOTION_SensorQuit(void)
+{
+}
+
+SDL_SensorDriver SDL_COREMOTION_SensorDriver = {
+    SDL_COREMOTION_SensorInit,
+    SDL_COREMOTION_SensorGetCount,
+    SDL_COREMOTION_SensorDetect,
+    SDL_COREMOTION_SensorGetDeviceName,
+    SDL_COREMOTION_SensorGetDeviceType,
+    SDL_COREMOTION_SensorGetDeviceNonPortableType,
+    SDL_COREMOTION_SensorGetDeviceInstanceID,
+    SDL_COREMOTION_SensorOpen,
+    SDL_COREMOTION_SensorUpdate,
+    SDL_COREMOTION_SensorClose,
+    SDL_COREMOTION_SensorQuit,
+};
+
+#endif // SDL_SENSOR_COREMOTION
diff --git a/contrib/SDL-3.2.8/src/sensor/dummy/SDL_dummysensor.c b/contrib/SDL-3.2.8/src/sensor/dummy/SDL_dummysensor.c
new file mode 100644
index 0000000..ce8145d
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/dummy/SDL_dummysensor.c
@@ -0,0 +1,93 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#if defined(SDL_SENSOR_DUMMY) || defined(SDL_SENSOR_DISABLED)
+
+#include "SDL_dummysensor.h"
+#include "../SDL_syssensor.h"
+
+static bool SDL_DUMMY_SensorInit(void)
+{
+    return true;
+}
+
+static int SDL_DUMMY_SensorGetCount(void)
+{
+    return 0;
+}
+
+static void SDL_DUMMY_SensorDetect(void)
+{
+}
+
+static const char *SDL_DUMMY_SensorGetDeviceName(int device_index)
+{
+    return NULL;
+}
+
+static SDL_SensorType SDL_DUMMY_SensorGetDeviceType(int device_index)
+{
+    return SDL_SENSOR_INVALID;
+}
+
+static int SDL_DUMMY_SensorGetDeviceNonPortableType(int device_index)
+{
+    return -1;
+}
+
+static SDL_SensorID SDL_DUMMY_SensorGetDeviceInstanceID(int device_index)
+{
+    return -1;
+}
+
+static bool SDL_DUMMY_SensorOpen(SDL_Sensor *sensor, int device_index)
+{
+    return SDL_Unsupported();
+}
+
+static void SDL_DUMMY_SensorUpdate(SDL_Sensor *sensor)
+{
+}
+
+static void SDL_DUMMY_SensorClose(SDL_Sensor *sensor)
+{
+}
+
+static void SDL_DUMMY_SensorQuit(void)
+{
+}
+
+SDL_SensorDriver SDL_DUMMY_SensorDriver = {
+    SDL_DUMMY_SensorInit,
+    SDL_DUMMY_SensorGetCount,
+    SDL_DUMMY_SensorDetect,
+    SDL_DUMMY_SensorGetDeviceName,
+    SDL_DUMMY_SensorGetDeviceType,
+    SDL_DUMMY_SensorGetDeviceNonPortableType,
+    SDL_DUMMY_SensorGetDeviceInstanceID,
+    SDL_DUMMY_SensorOpen,
+    SDL_DUMMY_SensorUpdate,
+    SDL_DUMMY_SensorClose,
+    SDL_DUMMY_SensorQuit,
+};
+
+#endif // SDL_SENSOR_DUMMY || SDL_SENSOR_DISABLED
diff --git a/contrib/SDL-3.2.8/src/sensor/dummy/SDL_dummysensor.h b/contrib/SDL-3.2.8/src/sensor/dummy/SDL_dummysensor.h
new file mode 100644
index 0000000..4b0c6f8
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/dummy/SDL_dummysensor.h
@@ -0,0 +1,21 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
diff --git a/contrib/SDL-3.2.8/src/sensor/n3ds/SDL_n3dssensor.c b/contrib/SDL-3.2.8/src/sensor/n3ds/SDL_n3dssensor.c
new file mode 100644
index 0000000..ac36e70
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/n3ds/SDL_n3dssensor.c
@@ -0,0 +1,203 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include "SDL_internal.h"
+
+#ifdef SDL_SENSOR_N3DS
+
+#include <3ds.h>
+
+#include "../SDL_syssensor.h"
+
+// 1 accelerometer and 1 gyroscope
+#define N3DS_SENSOR_COUNT 2
+
+typedef struct
+{
+    SDL_SensorType type;
+    SDL_SensorID instance_id;
+} SDL_N3DSSensor;
+
+static SDL_N3DSSensor N3DS_sensors[N3DS_SENSOR_COUNT];
+
+static bool InitN3DSServices(void);
+static void UpdateN3DSAccelerometer(SDL_Sensor *sensor);
+static void UpdateN3DSGyroscope(SDL_Sensor *sensor);
+
+static bool IsDeviceIndexValid(int device_index)
+{
+    return device_index >= 0 && device_index < N3DS_SENSOR_COUNT;
+}
+
+static bool N3DS_SensorInit(void)
+{
+    if (!InitN3DSServices()) {
+        return SDL_SetError("Failed to initialise N3DS services");
+    }
+
+    N3DS_sensors[0].type = SDL_SENSOR_ACCEL;
+    N3DS_sensors[0].instance_id = SDL_GetNextObjectID();
+    N3DS_sensors[1].type = SDL_SENSOR_GYRO;
+    N3DS_sensors[1].instance_id = SDL_GetNextObjectID();
+    return true;
+}
+
+static bool InitN3DSServices(void)
+{
+    if (R_FAILED(hidInit())) {
+        return false;
+    }
+
+    if (R_FAILED(HIDUSER_EnableAccelerometer())) {
+        return false;
+    }
+
+    if (R_FAILED(HIDUSER_EnableGyroscope())) {
+        return false;
+    }
+    return true;
+}
+
+static int N3DS_SensorGetCount(void)
+{
+    return N3DS_SENSOR_COUNT;
+}
+
+static void N3DS_SensorDetect(void)
+{
+}
+
+static const char *N3DS_SensorGetDeviceName(int device_index)
+{
+    if (IsDeviceIndexValid(device_index)) {
+        switch (N3DS_sensors[device_index].type) {
+        case SDL_SENSOR_ACCEL:
+            return "Accelerometer";
+        case SDL_SENSOR_GYRO:
+            return "Gyroscope";
+        default:
+            return "Unknown";
+        }
+    }
+
+    return NULL;
+}
+
+static SDL_SensorType N3DS_SensorGetDeviceType(int device_index)
+{
+    if (IsDeviceIndexValid(device_index)) {
+        return N3DS_sensors[device_index].type;
+    }
+    return SDL_SENSOR_INVALID;
+}
+
+static int N3DS_SensorGetDeviceNonPortableType(int device_index)
+{
+    return (int)N3DS_SensorGetDeviceType(device_index);
+}
+
+static SDL_SensorID N3DS_SensorGetDeviceInstanceID(int device_index)
+{
+    if (IsDeviceIndexValid(device_index)) {
+        return N3DS_sensors[device_index].instance_id;
+    }
+    return -1;
+}
+
+static bool N3DS_SensorOpen(SDL_Sensor *sensor, int device_index)
+{
+    return true;
+}
+
+static void N3DS_SensorUpdate(SDL_Sensor *sensor)
+{
+    switch (sensor->type) {
+    case SDL_SENSOR_ACCEL:
+        UpdateN3DSAccelerometer(sensor);
+        break;
+    case SDL_SENSOR_GYRO:
+        UpdateN3DSGyroscope(sensor);
+        break;
+    default:
+        break;
+    }
+}
+
+static void UpdateN3DSAccelerometer(SDL_Sensor *sensor)
+{
+    static accelVector previous_state = { 0, 0, 0 };
+    accelVector current_state;
+    float data[3];
+    Uint64 timestamp = SDL_GetTicksNS();
+
+    hidAccelRead(&current_state);
+    if (SDL_memcmp(&previous_state, &current_state, sizeof(accelVector)) != 0) {
+        SDL_memcpy(&previous_state, &current_state, sizeof(accelVector));
+        data[0] = (float)current_state.x * SDL_STANDARD_GRAVITY;
+        data[1] = (float)current_state.y * SDL_STANDARD_GRAVITY;
+        data[2] = (float)current_state.z * SDL_STANDARD_GRAVITY;
+        SDL_SendSensorUpdate(timestamp, sensor, timestamp, data, sizeof(data));
+    }
+}
+
+static void UpdateN3DSGyroscope(SDL_Sensor *sensor)
+{
+    static angularRate previous_state = { 0, 0, 0 };
+    angularRate current_state;
+    float data[3];
+    Uint64 timestamp = SDL_GetTicksNS();
+
+    hidGyroRead(&current_state);
+    if (SDL_memcmp(&previous_state, &current_state, sizeof(angularRate)) != 0) {
+        SDL_memcpy(&previous_state, &current_state, sizeof(angularRate));
+        data[0] = (float)current_state.x;
+        data[1] = (float)current_state.y;
+        data[2] = (float)current_state.z;
+        SDL_SendSensorUpdate(timestamp, sensor, timestamp, data, sizeof(data));
+    }
+}
+
+static void N3DS_SensorClose(SDL_Sensor *sensor)
+{
+}
+
+static void N3DS_SensorQuit(void)
+{
+    HIDUSER_DisableGyroscope();
+    HIDUSER_DisableAccelerometer();
+    hidExit();
+}
+
+SDL_SensorDriver SDL_N3DS_SensorDriver = {
+    .Init = N3DS_SensorInit,
+    .GetCount = N3DS_SensorGetCount,
+    .Detect = N3DS_SensorDetect,
+    .GetDeviceName = N3DS_SensorGetDeviceName,
+    .GetDeviceType = N3DS_SensorGetDeviceType,
+    .GetDeviceNonPortableType = N3DS_SensorGetDeviceNonPortableType,
+    .GetDeviceInstanceID = N3DS_SensorGetDeviceInstanceID,
+    .Open = N3DS_SensorOpen,
+    .Update = N3DS_SensorUpdate,
+    .Close = N3DS_SensorClose,
+    .Quit = N3DS_SensorQuit,
+};
+
+#endif // SDL_SENSOR_N3DS
diff --git a/contrib/SDL-3.2.8/src/sensor/vita/SDL_vitasensor.c b/contrib/SDL-3.2.8/src/sensor/vita/SDL_vitasensor.c
new file mode 100644
index 0000000..0acc215
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/vita/SDL_vitasensor.c
@@ -0,0 +1,204 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifdef SDL_SENSOR_VITA
+
+#include "SDL_vitasensor.h"
+#include "../SDL_syssensor.h"
+#include <psp2/motion.h>
+
+#ifndef SCE_MOTION_MAX_NUM_STATES
+#define SCE_MOTION_MAX_NUM_STATES 64
+#endif
+
+typedef struct
+{
+    SDL_SensorType type;
+    SDL_SensorID instance_id;
+} SDL_VitaSensor;
+
+static SDL_VitaSensor *SDL_sensors;
+static int SDL_sensors_count;
+
+static bool SDL_VITA_SensorInit(void)
+{
+    sceMotionReset();
+    sceMotionStartSampling();
+    // not sure if these are needed, we are reading unfiltered state
+    sceMotionSetAngleThreshold(0);
+    sceMotionSetDeadband(SCE_FALSE);
+    sceMotionSetTiltCorrection(SCE_FALSE);
+
+    SDL_sensors_count = 2;
+
+    SDL_sensors = (SDL_VitaSensor *)SDL_calloc(SDL_sensors_count, sizeof(*SDL_sensors));
+    if (!SDL_sensors) {
+        return false;
+    }
+
+    SDL_sensors[0].type = SDL_SENSOR_ACCEL;
+    SDL_sensors[0].instance_id = SDL_GetNextObjectID();
+    SDL_sensors[1].type = SDL_SENSOR_GYRO;
+    SDL_sensors[1].instance_id = SDL_GetNextObjectID();
+
+    return true;
+}
+
+static int SDL_VITA_SensorGetCount(void)
+{
+    return SDL_sensors_count;
+}
+
+static void SDL_VITA_SensorDetect(void)
+{
+}
+
+static const char *SDL_VITA_SensorGetDeviceName(int device_index)
+{
+    if (device_index < SDL_sensors_count) {
+        switch (SDL_sensors[device_index].type) {
+        case SDL_SENSOR_ACCEL:
+            return "Accelerometer";
+        case SDL_SENSOR_GYRO:
+            return "Gyro";
+        default:
+            return "Unknown";
+        }
+    }
+
+    return NULL;
+}
+
+static SDL_SensorType SDL_VITA_SensorGetDeviceType(int device_index)
+{
+    if (device_index < SDL_sensors_count) {
+        return SDL_sensors[device_index].type;
+    }
+
+    return SDL_SENSOR_INVALID;
+}
+
+static int SDL_VITA_SensorGetDeviceNonPortableType(int device_index)
+{
+    if (device_index < SDL_sensors_count) {
+        return SDL_sensors[device_index].type;
+    }
+    return -1;
+}
+
+static SDL_SensorID SDL_VITA_SensorGetDeviceInstanceID(int device_index)
+{
+    if (device_index < SDL_sensors_count) {
+        return SDL_sensors[device_index].instance_id;
+    }
+    return -1;
+}
+
+static bool SDL_VITA_SensorOpen(SDL_Sensor *sensor, int device_index)
+{
+    struct sensor_hwdata *hwdata;
+
+    hwdata = (struct sensor_hwdata *)SDL_calloc(1, sizeof(*hwdata));
+    if (!hwdata) {
+        return false;
+    }
+    sensor->hwdata = hwdata;
+
+    return true;
+}
+
+static void SDL_VITA_SensorUpdate(SDL_Sensor *sensor)
+{
+    int err = 0;
+    SceMotionSensorState motionState[SCE_MOTION_MAX_NUM_STATES];
+    Uint64 timestamp = SDL_GetTicksNS();
+
+    SDL_zero(motionState);
+    err = sceMotionGetSensorState(motionState, SCE_MOTION_MAX_NUM_STATES);
+    if (err != 0) {
+        return;
+    }
+
+    for (int i = 0; i < SCE_MOTION_MAX_NUM_STATES; i++) {
+        if (sensor->hwdata->counter < motionState[i].counter) {
+            unsigned int tick = motionState[i].timestamp;
+            unsigned int delta;
+
+            sensor->hwdata->counter = motionState[i].counter;
+
+            if (sensor->hwdata->last_tick > tick) {
+                SDL_COMPILE_TIME_ASSERT(tick, sizeof(tick) == sizeof(Uint32));
+                delta = (SDL_MAX_UINT32 - sensor->hwdata->last_tick + tick + 1);
+            } else {
+                delta = (tick - sensor->hwdata->last_tick);
+            }
+            sensor->hwdata->sensor_timestamp += SDL_US_TO_NS(delta);
+            sensor->hwdata->last_tick = tick;
+
+            switch (sensor->type) {
+            case SDL_SENSOR_ACCEL:
+            {
+                float data[3];
+                data[0] = motionState[i].accelerometer.x * SDL_STANDARD_GRAVITY;
+                data[1] = motionState[i].accelerometer.y * SDL_STANDARD_GRAVITY;
+                data[2] = motionState[i].accelerometer.z * SDL_STANDARD_GRAVITY;
+                SDL_SendSensorUpdate(timestamp, sensor, sensor->hwdata->sensor_timestamp, data, SDL_arraysize(data));
+            } break;
+            case SDL_SENSOR_GYRO:
+            {
+                float data[3];
+                data[0] = motionState[i].gyro.x;
+                data[1] = motionState[i].gyro.y;
+                data[2] = motionState[i].gyro.z;
+                SDL_SendSensorUpdate(timestamp, sensor, sensor->hwdata->sensor_timestamp, data, SDL_arraysize(data));
+            } break;
+            default:
+                break;
+            }
+        }
+    }
+}
+
+static void SDL_VITA_SensorClose(SDL_Sensor *sensor)
+{
+}
+
+static void SDL_VITA_SensorQuit(void)
+{
+    sceMotionStopSampling();
+}
+
+SDL_SensorDriver SDL_VITA_SensorDriver = {
+    SDL_VITA_SensorInit,
+    SDL_VITA_SensorGetCount,
+    SDL_VITA_SensorDetect,
+    SDL_VITA_SensorGetDeviceName,
+    SDL_VITA_SensorGetDeviceType,
+    SDL_VITA_SensorGetDeviceNonPortableType,
+    SDL_VITA_SensorGetDeviceInstanceID,
+    SDL_VITA_SensorOpen,
+    SDL_VITA_SensorUpdate,
+    SDL_VITA_SensorClose,
+    SDL_VITA_SensorQuit,
+};
+
+#endif // SDL_SENSOR_VITA
diff --git a/contrib/SDL-3.2.8/src/sensor/vita/SDL_vitasensor.h b/contrib/SDL-3.2.8/src/sensor/vita/SDL_vitasensor.h
new file mode 100644
index 0000000..f07b659
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/vita/SDL_vitasensor.h
@@ -0,0 +1,29 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+// The private structure used to keep track of a sensor
+struct sensor_hwdata
+{
+    Uint32 counter;
+    unsigned int last_tick;
+    Uint64 sensor_timestamp;
+};
diff --git a/contrib/SDL-3.2.8/src/sensor/windows/SDL_windowssensor.c b/contrib/SDL-3.2.8/src/sensor/windows/SDL_windowssensor.c
new file mode 100644
index 0000000..059747e
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/windows/SDL_windowssensor.c
@@ -0,0 +1,485 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#ifdef SDL_SENSOR_WINDOWS
+
+#include "SDL_windowssensor.h"
+#include "../SDL_syssensor.h"
+#include "../../core/windows/SDL_windows.h"
+
+#define COBJMACROS
+#include <initguid.h>
+#include <sensorsapi.h>
+#include <sensors.h>
+
+DEFINE_GUID(SDL_CLSID_SensorManager, 0x77A1C827, 0xFCD2, 0x4689, 0x89, 0x15, 0x9D, 0x61, 0x3C, 0xC5, 0xFA, 0x3E);
+DEFINE_GUID(SDL_IID_SensorManager, 0xBD77DB67, 0x45A8, 0x42DC, 0x8D, 0x00, 0x6D, 0xCF, 0x15, 0xF8, 0x37, 0x7A);
+DEFINE_GUID(SDL_IID_SensorManagerEvents, 0x9B3B0B86, 0x266A, 0x4AAD, 0xB2, 0x1F, 0xFD, 0xE5, 0x50, 0x10, 0x01, 0xB7);
+DEFINE_GUID(SDL_IID_SensorEvents, 0x5D8DCC91, 0x4641, 0x47E7, 0xB7, 0xC3, 0xB7, 0x4F, 0x48, 0xA6, 0xC3, 0x91);
+
+// These constants aren't available in Visual Studio 2015 or earlier Windows SDK
+DEFINE_PROPERTYKEY(SDL_SENSOR_DATA_TYPE_ANGULAR_VELOCITY_X_DEGREES_PER_SECOND, 0X3F8A69A2, 0X7C5, 0X4E48, 0XA9, 0X65, 0XCD, 0X79, 0X7A, 0XAB, 0X56, 0XD5, 10); //[VT_R8]
+DEFINE_PROPERTYKEY(SDL_SENSOR_DATA_TYPE_ANGULAR_VELOCITY_Y_DEGREES_PER_SECOND, 0X3F8A69A2, 0X7C5, 0X4E48, 0XA9, 0X65, 0XCD, 0X79, 0X7A, 0XAB, 0X56, 0XD5, 11); //[VT_R8]
+DEFINE_PROPERTYKEY(SDL_SENSOR_DATA_TYPE_ANGULAR_VELOCITY_Z_DEGREES_PER_SECOND, 0X3F8A69A2, 0X7C5, 0X4E48, 0XA9, 0X65, 0XCD, 0X79, 0X7A, 0XAB, 0X56, 0XD5, 12); //[VT_R8]
+
+typedef struct
+{
+    SDL_SensorID id;
+    ISensor *sensor;
+    SENSOR_ID sensor_id;
+    char *name;
+    SDL_SensorType type;
+    SDL_Sensor *sensor_opened;
+
+} SDL_Windows_Sensor;
+
+static bool SDL_windowscoinit;
+static ISensorManager *SDL_sensor_manager;
+static int SDL_num_sensors;
+static SDL_Windows_Sensor *SDL_sensors;
+
+static bool ConnectSensor(ISensor *sensor);
+static bool DisconnectSensor(ISensor *sensor);
+
+static HRESULT STDMETHODCALLTYPE ISensorManagerEventsVtbl_QueryInterface(ISensorManagerEvents *This, REFIID riid, void **ppvObject)
+{
+    if (!ppvObject) {
+        return E_INVALIDARG;
+    }
+
+    *ppvObject = NULL;
+    if (WIN_IsEqualIID(riid, &IID_IUnknown) || WIN_IsEqualIID(riid, &SDL_IID_SensorManagerEvents)) {
+        *ppvObject = This;
+        return S_OK;
+    }
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE ISensorManagerEventsVtbl_AddRef(ISensorManagerEvents *This)
+{
+    return 1;
+}
+
+static ULONG STDMETHODCALLTYPE ISensorManagerEventsVtbl_Release(ISensorManagerEvents *This)
+{
+    return 1;
+}
+
+static HRESULT STDMETHODCALLTYPE ISensorManagerEventsVtbl_OnSensorEnter(ISensorManagerEvents *This, ISensor *pSensor, SensorState state)
+{
+    ConnectSensor(pSensor);
+    return S_OK;
+}
+
+static ISensorManagerEventsVtbl sensor_manager_events_vtbl = {
+    ISensorManagerEventsVtbl_QueryInterface,
+    ISensorManagerEventsVtbl_AddRef,
+    ISensorManagerEventsVtbl_Release,
+    ISensorManagerEventsVtbl_OnSensorEnter
+};
+static ISensorManagerEvents sensor_manager_events = {
+    &sensor_manager_events_vtbl
+};
+
+static HRESULT STDMETHODCALLTYPE ISensorEventsVtbl_QueryInterface(ISensorEvents *This, REFIID riid, void **ppvObject)
+{
+    if (!ppvObject) {
+        return E_INVALIDARG;
+    }
+
+    *ppvObject = NULL;
+    if (WIN_IsEqualIID(riid, &IID_IUnknown) || WIN_IsEqualIID(riid, &SDL_IID_SensorEvents)) {
+        *ppvObject = This;
+        return S_OK;
+    }
+    return E_NOINTERFACE;
+}
+
+static ULONG STDMETHODCALLTYPE ISensorEventsVtbl_AddRef(ISensorEvents *This)
+{
+    return 1;
+}
+
+static ULONG STDMETHODCALLTYPE ISensorEventsVtbl_Release(ISensorEvents *This)
+{
+    return 1;
+}
+
+static HRESULT STDMETHODCALLTYPE ISensorEventsVtbl_OnStateChanged(ISensorEvents *This, ISensor *pSensor, SensorState state)
+{
+#ifdef DEBUG_SENSORS
+    int i;
+
+    SDL_LockSensors();
+    for (i = 0; i < SDL_num_sensors; ++i) {
+        if (pSensor == SDL_sensors[i].sensor) {
+            SDL_Log("Sensor %s state changed to %d", SDL_sensors[i].name, state);
+        }
+    }
+    SDL_UnlockSensors();
+#endif
+    return S_OK;
+}
+
+static HRESULT STDMETHODCALLTYPE ISensorEventsVtbl_OnDataUpdated(ISensorEvents *This, ISensor *pSensor, ISensorDataReport *pNewData)
+{
+    int i;
+    Uint64 timestamp = SDL_GetTicksNS();
+
+    SDL_LockSensors();
+    for (i = 0; i < SDL_num_sensors; ++i) {
+        if (pSensor == SDL_sensors[i].sensor) {
+            if (SDL_sensors[i].sensor_opened) {
+                HRESULT hrX, hrY, hrZ;
+                PROPVARIANT valueX = { 0 }, valueY = { 0 }, valueZ = { 0 };
+                SYSTEMTIME sensor_systemtime;
+                FILETIME sensor_filetime;
+                Uint64 sensor_timestamp;
+
+#ifdef DEBUG_SENSORS
+                SDL_Log("Sensor %s data updated", SDL_sensors[i].name);
+#endif
+                if (SUCCEEDED(ISensorDataReport_GetTimestamp(pNewData, &sensor_systemtime)) &&
+                    SystemTimeToFileTime(&sensor_systemtime, &sensor_filetime)) {
+                    ULARGE_INTEGER sensor_time;
+                    sensor_time.u.HighPart = sensor_filetime.dwHighDateTime;
+                    sensor_time.u.LowPart = sensor_filetime.dwLowDateTime;
+                    sensor_timestamp = sensor_time.QuadPart * 100;
+                } else {
+                    sensor_timestamp = timestamp;
+                }
+
+                switch (SDL_sensors[i].type) {
+                case SDL_SENSOR_ACCEL:
+                    hrX = ISensorDataReport_GetSensorValue(pNewData, &SENSOR_DATA_TYPE_ACCELERATION_X_G, &valueX);
+                    hrY = ISensorDataReport_GetSensorValue(pNewData, &SENSOR_DATA_TYPE_ACCELERATION_Y_G, &valueY);
+                    hrZ = ISensorDataReport_GetSensorValue(pNewData, &SENSOR_DATA_TYPE_ACCELERATION_Z_G, &valueZ);
+                    if (SUCCEEDED(hrX) && SUCCEEDED(hrY) && SUCCEEDED(hrZ) &&
+                        valueX.vt == VT_R8 && valueY.vt == VT_R8 && valueZ.vt == VT_R8) {
+                        float values[3];
+
+                        values[0] = (float)valueX.dblVal * SDL_STANDARD_GRAVITY;
+                        values[1] = (float)valueY.dblVal * SDL_STANDARD_GRAVITY;
+                        values[2] = (float)valueZ.dblVal * SDL_STANDARD_GRAVITY;
+                        SDL_SendSensorUpdate(timestamp, SDL_sensors[i].sensor_opened, sensor_timestamp, values, 3);
+                    }
+                    break;
+                case SDL_SENSOR_GYRO:
+                    hrX = ISensorDataReport_GetSensorValue(pNewData, &SDL_SENSOR_DATA_TYPE_ANGULAR_VELOCITY_X_DEGREES_PER_SECOND, &valueX);
+                    hrY = ISensorDataReport_GetSensorValue(pNewData, &SDL_SENSOR_DATA_TYPE_ANGULAR_VELOCITY_Y_DEGREES_PER_SECOND, &valueY);
+                    hrZ = ISensorDataReport_GetSensorValue(pNewData, &SDL_SENSOR_DATA_TYPE_ANGULAR_VELOCITY_Z_DEGREES_PER_SECOND, &valueZ);
+                    if (SUCCEEDED(hrX) && SUCCEEDED(hrY) && SUCCEEDED(hrZ) &&
+                        valueX.vt == VT_R8 && valueY.vt == VT_R8 && valueZ.vt == VT_R8) {
+                        const float DEGREES_TO_RADIANS = (SDL_PI_F / 180.0f);
+                        float values[3];
+
+                        values[0] = (float)valueX.dblVal * DEGREES_TO_RADIANS;
+                        values[1] = (float)valueY.dblVal * DEGREES_TO_RADIANS;
+                        values[2] = (float)valueZ.dblVal * DEGREES_TO_RADIANS;
+                        SDL_SendSensorUpdate(timestamp, SDL_sensors[i].sensor_opened, sensor_timestamp, values, 3);
+                    }
+                    break;
+                default:
+                    // FIXME: Need to know how to interpret the data for this sensor
+                    break;
+                }
+            }
+            break;
+        }
+    }
+    SDL_UnlockSensors();
+
+    return S_OK;
+}
+
+static HRESULT STDMETHODCALLTYPE ISensorEventsVtbl_OnEvent(ISensorEvents *This, ISensor *pSensor, REFGUID eventID, IPortableDeviceValues *pEventData)
+{
+#ifdef DEBUG_SENSORS
+    int i;
+
+    SDL_LockSensors();
+    for (i = 0; i < SDL_num_sensors; ++i) {
+        if (pSensor == SDL_sensors[i].sensor) {
+            SDL_Log("Sensor %s event occurred", SDL_sensors[i].name);
+        }
+    }
+    SDL_UnlockSensors();
+#endif
+    return S_OK;
+}
+
+static HRESULT STDMETHODCALLTYPE ISensorEventsVtbl_OnLeave(ISensorEvents *This, REFSENSOR_ID ID)
+{
+    int i;
+
+    SDL_LockSensors();
+    for (i = 0; i < SDL_num_sensors; ++i) {
+        if (WIN_IsEqualIID(ID, &SDL_sensors[i].sensor_id)) {
+#ifdef DEBUG_SENSORS
+            SDL_Log("Sensor %s disconnected", SDL_sensors[i].name);
+#endif
+            DisconnectSensor(SDL_sensors[i].sensor);
+        }
+    }
+    SDL_UnlockSensors();
+
+    return S_OK;
+}
+
+static ISensorEventsVtbl sensor_events_vtbl = {
+    ISensorEventsVtbl_QueryInterface,
+    ISensorEventsVtbl_AddRef,
+    ISensorEventsVtbl_Release,
+    ISensorEventsVtbl_OnStateChanged,
+    ISensorEventsVtbl_OnDataUpdated,
+    ISensorEventsVtbl_OnEvent,
+    ISensorEventsVtbl_OnLeave
+};
+static ISensorEvents sensor_events = {
+    &sensor_events_vtbl
+};
+
+static bool ConnectSensor(ISensor *sensor)
+{
+    SDL_Windows_Sensor *new_sensor, *new_sensors;
+    HRESULT hr;
+    SENSOR_ID sensor_id;
+    SENSOR_TYPE_ID type_id;
+    SDL_SensorType type;
+    BSTR bstr_name = NULL;
+    char *name;
+
+    hr = ISensor_GetID(sensor, &sensor_id);
+    if (FAILED(hr)) {
+        return WIN_SetErrorFromHRESULT("Couldn't get sensor ID", hr);
+    }
+
+    hr = ISensor_GetType(sensor, &type_id);
+    if (FAILED(hr)) {
+        return WIN_SetErrorFromHRESULT("Couldn't get sensor type", hr);
+    }
+
+    if (WIN_IsEqualIID(&type_id, &SENSOR_TYPE_ACCELEROMETER_3D)) {
+        type = SDL_SENSOR_ACCEL;
+    } else if (WIN_IsEqualIID(&type_id, &SENSOR_TYPE_GYROMETER_3D)) {
+        type = SDL_SENSOR_GYRO;
+    } else {
+        return SDL_SetError("Unknown sensor type");
+    }
+
+    hr = ISensor_GetFriendlyName(sensor, &bstr_name);
+    if (SUCCEEDED(hr) && bstr_name) {
+        name = WIN_StringToUTF8W(bstr_name);
+    } else {
+        name = SDL_strdup("Unknown Sensor");
+    }
+    if (bstr_name != NULL) {
+        SysFreeString(bstr_name);
+    }
+    if (!name) {
+        return false;
+    }
+
+    SDL_LockSensors();
+    new_sensors = (SDL_Windows_Sensor *)SDL_realloc(SDL_sensors, (SDL_num_sensors + 1) * sizeof(SDL_Windows_Sensor));
+    if (!new_sensors) {
+        SDL_UnlockSensors();
+        SDL_free(name);
+        return false;
+    }
+
+    ISensor_AddRef(sensor);
+    ISensor_SetEventSink(sensor, &sensor_events);
+
+    SDL_sensors = new_sensors;
+    new_sensor = &SDL_sensors[SDL_num_sensors];
+    ++SDL_num_sensors;
+
+    SDL_zerop(new_sensor);
+    new_sensor->id = SDL_GetNextObjectID();
+    new_sensor->sensor = sensor;
+    new_sensor->type = type;
+    new_sensor->name = name;
+
+    SDL_UnlockSensors();
+
+    return true;
+}
+
+static bool DisconnectSensor(ISensor *sensor)
+{
+    SDL_Windows_Sensor *old_sensor;
+    int i;
+
+    SDL_LockSensors();
+    for (i = 0; i < SDL_num_sensors; ++i) {
+        old_sensor = &SDL_sensors[i];
+        if (sensor == old_sensor->sensor) {
+            /* This call hangs for some reason:
+             * https://github.com/libsdl-org/SDL/issues/5288
+             */
+            // ISensor_SetEventSink(sensor, NULL);
+            ISensor_Release(sensor);
+            SDL_free(old_sensor->name);
+            --SDL_num_sensors;
+            if (i < SDL_num_sensors) {
+                SDL_memmove(&SDL_sensors[i], &SDL_sensors[i + 1], (SDL_num_sensors - i) * sizeof(SDL_sensors[i]));
+            }
+            break;
+        }
+    }
+    SDL_UnlockSensors();
+
+    return true;
+}
+
+static bool SDL_WINDOWS_SensorInit(void)
+{
+    HRESULT hr;
+    ISensorCollection *sensor_collection = NULL;
+
+    if (WIN_CoInitialize() == S_OK) {
+        SDL_windowscoinit = true;
+    }
+
+    hr = CoCreateInstance(&SDL_CLSID_SensorManager, NULL, CLSCTX_INPROC_SERVER, &SDL_IID_SensorManager, (LPVOID *)&SDL_sensor_manager);
+    if (FAILED(hr)) {
+        // If we can't create a sensor manager (i.e. on Wine), we won't have any sensors, but don't fail the init
+        return true; // WIN_SetErrorFromHRESULT("Couldn't create the sensor manager", hr);
+    }
+
+    hr = ISensorManager_SetEventSink(SDL_sensor_manager, &sensor_manager_events);
+    if (FAILED(hr)) {
+        ISensorManager_Release(SDL_sensor_manager);
+        SDL_sensor_manager = NULL;
+        return WIN_SetErrorFromHRESULT("Couldn't set the sensor manager event sink", hr);
+    }
+
+    hr = ISensorManager_GetSensorsByCategory(SDL_sensor_manager, &SENSOR_CATEGORY_ALL, &sensor_collection);
+    if (SUCCEEDED(hr)) {
+        ULONG i, count;
+
+        hr = ISensorCollection_GetCount(sensor_collection, &count);
+        if (SUCCEEDED(hr)) {
+            for (i = 0; i < count; ++i) {
+                ISensor *sensor;
+
+                hr = ISensorCollection_GetAt(sensor_collection, i, &sensor);
+                if (SUCCEEDED(hr)) {
+                    SensorState state;
+
+                    hr = ISensor_GetState(sensor, &state);
+                    if (SUCCEEDED(hr)) {
+                        ISensorManagerEventsVtbl_OnSensorEnter(&sensor_manager_events, sensor, state);
+                    }
+                    ISensorManager_Release(sensor);
+                }
+            }
+        }
+        ISensorCollection_Release(sensor_collection);
+    }
+    return true;
+}
+
+static int SDL_WINDOWS_SensorGetCount(void)
+{
+    return SDL_num_sensors;
+}
+
+static void SDL_WINDOWS_SensorDetect(void)
+{
+}
+
+static const char *SDL_WINDOWS_SensorGetDeviceName(int device_index)
+{
+    return SDL_sensors[device_index].name;
+}
+
+static SDL_SensorType SDL_WINDOWS_SensorGetDeviceType(int device_index)
+{
+    return SDL_sensors[device_index].type;
+}
+
+static int SDL_WINDOWS_SensorGetDeviceNonPortableType(int device_index)
+{
+    return -1;
+}
+
+static SDL_SensorID SDL_WINDOWS_SensorGetDeviceInstanceID(int device_index)
+{
+    return SDL_sensors[device_index].id;
+}
+
+static bool SDL_WINDOWS_SensorOpen(SDL_Sensor *sensor, int device_index)
+{
+    SDL_sensors[device_index].sensor_opened = sensor;
+    return true;
+}
+
+static void SDL_WINDOWS_SensorUpdate(SDL_Sensor *sensor)
+{
+}
+
+static void SDL_WINDOWS_SensorClose(SDL_Sensor *sensor)
+{
+    int i;
+
+    for (i = 0; i < SDL_num_sensors; ++i) {
+        if (sensor == SDL_sensors[i].sensor_opened) {
+            SDL_sensors[i].sensor_opened = NULL;
+            break;
+        }
+    }
+}
+
+static void SDL_WINDOWS_SensorQuit(void)
+{
+    while (SDL_num_sensors > 0) {
+        DisconnectSensor(SDL_sensors[0].sensor);
+    }
+
+    if (SDL_sensor_manager) {
+        ISensorManager_SetEventSink(SDL_sensor_manager, NULL);
+        ISensorManager_Release(SDL_sensor_manager);
+        SDL_sensor_manager = NULL;
+    }
+
+    if (SDL_windowscoinit) {
+        WIN_CoUninitialize();
+    }
+}
+
+SDL_SensorDriver SDL_WINDOWS_SensorDriver = {
+    SDL_WINDOWS_SensorInit,
+    SDL_WINDOWS_SensorGetCount,
+    SDL_WINDOWS_SensorDetect,
+    SDL_WINDOWS_SensorGetDeviceName,
+    SDL_WINDOWS_SensorGetDeviceType,
+    SDL_WINDOWS_SensorGetDeviceNonPortableType,
+    SDL_WINDOWS_SensorGetDeviceInstanceID,
+    SDL_WINDOWS_SensorOpen,
+    SDL_WINDOWS_SensorUpdate,
+    SDL_WINDOWS_SensorClose,
+    SDL_WINDOWS_SensorQuit,
+};
+
+#endif // SDL_SENSOR_WINDOWS
diff --git a/contrib/SDL-3.2.8/src/sensor/windows/SDL_windowssensor.h b/contrib/SDL-3.2.8/src/sensor/windows/SDL_windowssensor.h
new file mode 100644
index 0000000..4b0c6f8
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/sensor/windows/SDL_windowssensor.h
@@ -0,0 +1,21 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"