sdl3-src 3.4.4

Source code of the SDL 3 library
Documentation 
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/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2026 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_windowshaptic_c_h_
#define SDL_windowshaptic_c_h_

#include "../SDL_syshaptic.h"
#include "../../core/windows/SDL_directx.h"
#include "../../core/windows/SDL_xinput.h"

// Set up for C function definitions, even when using C++
#ifdef __cplusplus
extern "C" {
#endif

/*
 * Haptic system hardware data.
 */
struct haptic_hwdata
{
#ifdef SDL_HAPTIC_DINPUT
    LPDIRECTINPUTDEVICE8 device;
#endif
    DWORD axes[3];        // Axes to use.
    bool is_joystick; // Device is loaded as joystick.
    SDL_Thread *thread;
    SDL_Mutex *mutex;
    Uint64 stopTicks;
    SDL_AtomicInt stopThread;
};

/*
 * Haptic system effect data.
 */
#ifdef SDL_HAPTIC_DINPUT
struct haptic_hweffect
{
    DIEFFECT effect;
    LPDIRECTINPUTEFFECT ref;
};
#endif

/*
 * List of available haptic devices.
 */
typedef struct SDL_hapticlist_item
{
    SDL_HapticID instance_id;
    char *name;
    SDL_Haptic *haptic;
#ifdef SDL_HAPTIC_DINPUT
    DIDEVICEINSTANCE instance;
    DIDEVCAPS capabilities;
#endif
    struct SDL_hapticlist_item *next;
} SDL_hapticlist_item;

extern SDL_hapticlist_item *SDL_hapticlist;

extern bool SDL_SYS_AddHapticDevice(SDL_hapticlist_item *item);
extern bool SDL_SYS_RemoveHapticDevice(SDL_hapticlist_item *prev, SDL_hapticlist_item *item);

// Ends C function definitions when using C++
#ifdef __cplusplus
}
#endif

#endif // SDL_windowshaptic_c_h_