| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2013 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_config.h" |
| |
| #ifndef SDL_JOYSTICK_DINPUT_H |
| |
| /* DirectInput joystick driver; written by Glenn Maynard, based on Andrei de |
| * A. Formiga's WINMM driver. |
| * |
| * Hats and sliders are completely untested; the app I'm writing this for mostly |
| * doesn't use them and I don't own any joysticks with them. |
| * |
| * We don't bother to use event notification here. It doesn't seem to work |
| * with polled devices, and it's fine to call IDirectInputDevice2_GetDeviceData and |
| * let it return 0 events. */ |
| |
| #include "../../core/windows/SDL_windows.h" |
| |
| #define DIRECTINPUT_VERSION 0x0800 /* Need version 7 for force feedback. Need version 8 so IDirectInput8_EnumDevices doesn't leak like a sieve... */ |
| #include <dinput.h> |
| #define COBJMACROS |
| #include <wbemcli.h> |
| #include <oleauto.h> |
| #include <xinput.h> |
| #include <devguid.h> |
| #include <dbt.h> |
| |
| |
| #ifndef XUSER_MAX_COUNT |
| #define XUSER_MAX_COUNT 4 |
| #endif |
| #ifndef XUSER_INDEX_ANY |
| #define XUSER_INDEX_ANY 0x000000FF |
| #endif |
| #ifndef XINPUT_CAPS_FFB_SUPPORTED |
| #define XINPUT_CAPS_FFB_SUPPORTED 0x0001 |
| #endif |
| |
| |
| /* typedef's for XInput structs we use */ |
| typedef struct |
| { |
| WORD wButtons; |
| BYTE bLeftTrigger; |
| BYTE bRightTrigger; |
| SHORT sThumbLX; |
| SHORT sThumbLY; |
| SHORT sThumbRX; |
| SHORT sThumbRY; |
| DWORD dwPaddingReserved; |
| } XINPUT_GAMEPAD_EX; |
| |
| typedef struct |
| { |
| DWORD dwPacketNumber; |
| XINPUT_GAMEPAD_EX Gamepad; |
| } XINPUT_STATE_EX; |
| |
| /* Forward decl's for XInput API's we load dynamically and use if available */ |
| typedef DWORD (WINAPI *XInputGetState_t) |
| ( |
| DWORD dwUserIndex, /* [in] Index of the gamer associated with the device */ |
| XINPUT_STATE_EX* pState /* [out] Receives the current state */ |
| ); |
| |
| typedef DWORD (WINAPI *XInputSetState_t) |
| ( |
| DWORD dwUserIndex, /* [in] Index of the gamer associated with the device */ |
| XINPUT_VIBRATION* pVibration /* [in, out] The vibration information to send to the controller */ |
| ); |
| |
| typedef DWORD (WINAPI *XInputGetCapabilities_t) |
| ( |
| DWORD dwUserIndex, /* [in] Index of the gamer associated with the device */ |
| DWORD dwFlags, /* [in] Input flags that identify the device type */ |
| XINPUT_CAPABILITIES* pCapabilities /* [out] Receives the capabilities */ |
| ); |
| |
| extern int WIN_LoadXInputDLL(void); |
| extern void WIN_UnloadXInputDLL(void); |
| |
| extern XInputGetState_t SDL_XInputGetState; |
| extern XInputSetState_t SDL_XInputSetState; |
| extern XInputGetCapabilities_t SDL_XInputGetCapabilities; |
| extern DWORD SDL_XInputVersion; /* ((major << 16) & 0xFF00) | (minor & 0xFF) */ |
| |
| #define XINPUTGETSTATE SDL_XInputGetState |
| #define XINPUTSETSTATE SDL_XInputSetState |
| #define XINPUTGETCAPABILITIES SDL_XInputGetCapabilities |
| #define INVALID_XINPUT_USERID XUSER_INDEX_ANY |
| #define SDL_XINPUT_MAX_DEVICES XUSER_MAX_COUNT |
| |
| #define MAX_INPUTS 256 /* each joystick can have up to 256 inputs */ |
| |
| |
| /* local types */ |
| typedef enum Type |
| { BUTTON, AXIS, HAT } Type; |
| |
| typedef struct input_t |
| { |
| /* DirectInput offset for this input type: */ |
| DWORD ofs; |
| |
| /* Button, axis or hat: */ |
| Type type; |
| |
| /* SDL input offset: */ |
| Uint8 num; |
| } input_t; |
| |
| /* The private structure used to keep track of a joystick */ |
| struct joystick_hwdata |
| { |
| LPDIRECTINPUTDEVICE8 InputDevice; |
| DIDEVCAPS Capabilities; |
| int buffered; |
| SDL_JoystickGUID guid; |
| |
| input_t Inputs[MAX_INPUTS]; |
| int NumInputs; |
| int NumSliders; |
| Uint8 removed; |
| Uint8 send_remove_event; |
| Uint8 bXInputDevice; /* 1 if this device supports using the xinput API rather than DirectInput */ |
| Uint8 bXInputHaptic; /* Supports force feedback via XInput. */ |
| Uint8 userid; /* XInput userid index for this joystick */ |
| Uint8 currentXInputSlot; /* the current position to write to in XInputState below, used so we can compare old and new values */ |
| XINPUT_STATE_EX XInputState[2]; |
| }; |
| |
| #endif /* SDL_JOYSTICK_DINPUT_H */ |