initial commit, 4.5 stable

thirdparty/sdl/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_