src/joystick/windows/SDL_dxjoystick.c
author Sam Lantinga <slouken@libsdl.org>
Sun, 26 May 2013 14:37:41 -0700
changeset 7230 757e9812ef1c
parent 7223 76fa20889de8
child 7260 7601833a69ee
permissions -rw-r--r--
Fixed Visual Studio build
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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#ifdef SDL_JOYSTICK_DINPUT
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/* DirectInput joystick driver; written by Glenn Maynard, based on Andrei de
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 * A. Formiga's WINMM driver.
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 *
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 * Hats and sliders are completely untested; the app I'm writing this for mostly
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 * doesn't use them and I don't own any joysticks with them.
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 *
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 * We don't bother to use event notification here.  It doesn't seem to work
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 * with polled devices, and it's fine to call IDirectInputDevice8_GetDeviceData and
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 * let it return 0 events. */
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#include "SDL_error.h"
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#include "SDL_assert.h"
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#include "SDL_events.h"
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#include "SDL_joystick.h"
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#include "../SDL_sysjoystick.h"
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#define INITGUID /* Only set here, if set twice will cause mingw32 to break. */
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#include "SDL_dxjoystick_c.h"
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#include "SDL_thread.h"
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#include "SDL_timer.h"
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#include "SDL_mutex.h"
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#include "SDL_events.h"
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#include "SDL_hints.h"
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#if !SDL_EVENTS_DISABLED
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#include "../../events/SDL_events_c.h"
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#endif
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#ifndef DIDFT_OPTIONAL
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#define DIDFT_OPTIONAL      0x80000000
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#endif
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#define INPUT_QSIZE 32      /* Buffer up to 32 input messages */
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#define MAX_JOYSTICKS 8
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#define AXIS_MIN    -32768  /* minimum value for axis coordinate */
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#define AXIS_MAX    32767   /* maximum value for axis coordinate */
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#define JOY_AXIS_THRESHOLD  (((AXIS_MAX)-(AXIS_MIN))/100)   /* 1% motion */
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/* external variables referenced. */
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extern HWND SDL_HelperWindow;
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/* local variables */
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static SDL_bool coinitialized = SDL_FALSE;
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static LPDIRECTINPUT8 dinput = NULL;
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static SDL_bool s_bDeviceAdded = SDL_FALSE;
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static SDL_bool s_bDeviceRemoved = SDL_FALSE;
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static SDL_JoystickID s_nInstanceID = -1;
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static GUID *s_pKnownJoystickGUIDs = NULL;
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static SDL_cond *s_condJoystickThread = NULL;
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static SDL_mutex *s_mutexJoyStickEnum = NULL;
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static SDL_Thread *s_threadJoystick = NULL;
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static SDL_bool s_bJoystickThreadQuit = SDL_FALSE;
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static SDL_bool s_bXInputEnabled = SDL_TRUE;
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XInputGetState_t SDL_XInputGetState = NULL;
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XInputSetState_t SDL_XInputSetState = NULL;
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XInputGetCapabilities_t SDL_XInputGetCapabilities = NULL;
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DWORD SDL_XInputVersion = 0;
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static HANDLE s_pXInputDLL = 0;
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static int s_XInputDLLRefCount = 0;
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int
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WIN_LoadXInputDLL(void)
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{
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    DWORD version = 0;
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    if (s_pXInputDLL) {
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        SDL_assert(s_XInputDLLRefCount > 0);
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        s_XInputDLLRefCount++;
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        return 0;  /* already loaded */
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    }
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    version = (1 << 16) | 4;
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    s_pXInputDLL = LoadLibrary( L"XInput1_4.dll" );  /* 1.4 Ships with Windows 8. */
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    if (!s_pXInputDLL) {
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        version = (1 << 16) | 3;
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        s_pXInputDLL = LoadLibrary( L"XInput1_3.dll" );  /* 1.3 Ships with Vista and Win7, can be installed as a redistributable component. */
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    }
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    if (!s_pXInputDLL) {
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        s_pXInputDLL = LoadLibrary( L"bin\\XInput1_3.dll" );
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    }
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    if (!s_pXInputDLL) {
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        return -1;
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    }
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    SDL_assert(s_XInputDLLRefCount == 0);
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    SDL_XInputVersion = version;
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    s_XInputDLLRefCount = 1;
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    /* 100 is the ordinal for _XInputGetStateEx, which returns the same struct as XinputGetState, but with extra data in wButtons for the guide button, we think... */
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    SDL_XInputGetState = (XInputGetState_t)GetProcAddress( (HMODULE)s_pXInputDLL, (LPCSTR)100 );
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    SDL_XInputSetState = (XInputSetState_t)GetProcAddress( (HMODULE)s_pXInputDLL, "XInputSetState" );
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    SDL_XInputGetCapabilities = (XInputGetCapabilities_t)GetProcAddress( (HMODULE)s_pXInputDLL, "XInputGetCapabilities" );
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    if ( !SDL_XInputGetState || !SDL_XInputSetState || !SDL_XInputGetCapabilities ) {
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        WIN_UnloadXInputDLL();
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        return -1;
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    }
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    return 0;
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}
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void
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WIN_UnloadXInputDLL(void)
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{
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    if ( s_pXInputDLL ) {
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        SDL_assert(s_XInputDLLRefCount > 0);
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        if (--s_XInputDLLRefCount == 0) {
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            FreeLibrary( s_pXInputDLL );
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            s_pXInputDLL = NULL;
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        }
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    } else {
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        SDL_assert(s_XInputDLLRefCount == 0);
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    }
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}
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extern HRESULT(WINAPI * DInputCreate) (HINSTANCE hinst, DWORD dwVersion,
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                                       LPDIRECTINPUT * ppDI,
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                                       LPUNKNOWN punkOuter);
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struct JoyStick_DeviceData_
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{
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    SDL_JoystickGUID guid;
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    DIDEVICEINSTANCE dxdevice;
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    char *joystickname;
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    Uint8 send_add_event;
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    SDL_JoystickID nInstanceID;
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    SDL_bool bXInputDevice;
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    Uint8 XInputUserId;
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    struct JoyStick_DeviceData_ *pNext;
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};
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typedef struct JoyStick_DeviceData_ JoyStick_DeviceData;
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static JoyStick_DeviceData *SYS_Joystick;    /* array to hold joystick ID values */
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/* local prototypes */
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static int SetDIerror(const char *function, HRESULT code);
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static BOOL CALLBACK EnumJoysticksCallback(const DIDEVICEINSTANCE *
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                                           pdidInstance, VOID * pContext);
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static BOOL CALLBACK EnumDevObjectsCallback(LPCDIDEVICEOBJECTINSTANCE dev,
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                                            LPVOID pvRef);
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static void SortDevObjects(SDL_Joystick *joystick);
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static Uint8 TranslatePOV(DWORD value);
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static int SDL_PrivateJoystickAxis_Int(SDL_Joystick * joystick, Uint8 axis,
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                                       Sint16 value);
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static int SDL_PrivateJoystickHat_Int(SDL_Joystick * joystick, Uint8 hat,
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                                      Uint8 value);
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static int SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick,
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                                         Uint8 button, Uint8 state);
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/* Taken from Wine - Thanks! */
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DIOBJECTDATAFORMAT dfDIJoystick2[] = {
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  { &GUID_XAxis,DIJOFS_X,DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_YAxis,DIJOFS_Y,DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_ZAxis,DIJOFS_Z,DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_RxAxis,DIJOFS_RX,DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_RyAxis,DIJOFS_RY,DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_RzAxis,DIJOFS_RZ,DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_Slider,DIJOFS_SLIDER(0),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_Slider,DIJOFS_SLIDER(1),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
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  { &GUID_POV,DIJOFS_POV(0),DIDFT_OPTIONAL|DIDFT_POV|DIDFT_ANYINSTANCE,0},
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  { &GUID_POV,DIJOFS_POV(1),DIDFT_OPTIONAL|DIDFT_POV|DIDFT_ANYINSTANCE,0},
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  { &GUID_POV,DIJOFS_POV(2),DIDFT_OPTIONAL|DIDFT_POV|DIDFT_ANYINSTANCE,0},
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  { &GUID_POV,DIJOFS_POV(3),DIDFT_OPTIONAL|DIDFT_POV|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(0),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(1),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(2),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(3),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(4),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(5),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(6),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(7),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(8),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(9),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(10),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(11),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(12),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(13),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(14),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(15),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(16),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(17),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(18),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(19),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(20),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(21),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(22),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(23),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(24),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(25),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(26),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(27),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(28),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(29),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(30),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(31),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(32),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(33),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(34),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(35),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(36),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(37),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(38),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(39),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(40),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(41),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(42),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(43),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(44),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(45),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(46),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(47),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(48),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(49),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(50),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(51),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(52),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(53),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(54),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(55),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(56),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(57),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(58),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(59),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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  { NULL,DIJOFS_BUTTON(60),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
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   251
  { NULL,DIJOFS_BUTTON(61),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   252
  { NULL,DIJOFS_BUTTON(62),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   253
  { NULL,DIJOFS_BUTTON(63),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   254
  { NULL,DIJOFS_BUTTON(64),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   255
  { NULL,DIJOFS_BUTTON(65),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   256
  { NULL,DIJOFS_BUTTON(66),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   257
  { NULL,DIJOFS_BUTTON(67),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   258
  { NULL,DIJOFS_BUTTON(68),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   259
  { NULL,DIJOFS_BUTTON(69),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   260
  { NULL,DIJOFS_BUTTON(70),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   261
  { NULL,DIJOFS_BUTTON(71),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   262
  { NULL,DIJOFS_BUTTON(72),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   263
  { NULL,DIJOFS_BUTTON(73),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   264
  { NULL,DIJOFS_BUTTON(74),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   265
  { NULL,DIJOFS_BUTTON(75),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   266
  { NULL,DIJOFS_BUTTON(76),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   267
  { NULL,DIJOFS_BUTTON(77),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   268
  { NULL,DIJOFS_BUTTON(78),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   269
  { NULL,DIJOFS_BUTTON(79),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   270
  { NULL,DIJOFS_BUTTON(80),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   271
  { NULL,DIJOFS_BUTTON(81),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   272
  { NULL,DIJOFS_BUTTON(82),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   273
  { NULL,DIJOFS_BUTTON(83),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   274
  { NULL,DIJOFS_BUTTON(84),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   275
  { NULL,DIJOFS_BUTTON(85),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   276
  { NULL,DIJOFS_BUTTON(86),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   277
  { NULL,DIJOFS_BUTTON(87),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   278
  { NULL,DIJOFS_BUTTON(88),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   279
  { NULL,DIJOFS_BUTTON(89),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   280
  { NULL,DIJOFS_BUTTON(90),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   281
  { NULL,DIJOFS_BUTTON(91),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   282
  { NULL,DIJOFS_BUTTON(92),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   283
  { NULL,DIJOFS_BUTTON(93),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   284
  { NULL,DIJOFS_BUTTON(94),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   285
  { NULL,DIJOFS_BUTTON(95),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   286
  { NULL,DIJOFS_BUTTON(96),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   287
  { NULL,DIJOFS_BUTTON(97),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   288
  { NULL,DIJOFS_BUTTON(98),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   289
  { NULL,DIJOFS_BUTTON(99),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   290
  { NULL,DIJOFS_BUTTON(100),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   291
  { NULL,DIJOFS_BUTTON(101),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   292
  { NULL,DIJOFS_BUTTON(102),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   293
  { NULL,DIJOFS_BUTTON(103),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   294
  { NULL,DIJOFS_BUTTON(104),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   295
  { NULL,DIJOFS_BUTTON(105),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   296
  { NULL,DIJOFS_BUTTON(106),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   297
  { NULL,DIJOFS_BUTTON(107),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   298
  { NULL,DIJOFS_BUTTON(108),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   299
  { NULL,DIJOFS_BUTTON(109),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   300
  { NULL,DIJOFS_BUTTON(110),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   301
  { NULL,DIJOFS_BUTTON(111),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   302
  { NULL,DIJOFS_BUTTON(112),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   303
  { NULL,DIJOFS_BUTTON(113),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   304
  { NULL,DIJOFS_BUTTON(114),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   305
  { NULL,DIJOFS_BUTTON(115),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   306
  { NULL,DIJOFS_BUTTON(116),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   307
  { NULL,DIJOFS_BUTTON(117),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   308
  { NULL,DIJOFS_BUTTON(118),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   309
  { NULL,DIJOFS_BUTTON(119),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   310
  { NULL,DIJOFS_BUTTON(120),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   311
  { NULL,DIJOFS_BUTTON(121),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   312
  { NULL,DIJOFS_BUTTON(122),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   313
  { NULL,DIJOFS_BUTTON(123),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   314
  { NULL,DIJOFS_BUTTON(124),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   315
  { NULL,DIJOFS_BUTTON(125),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   316
  { NULL,DIJOFS_BUTTON(126),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   317
  { NULL,DIJOFS_BUTTON(127),DIDFT_OPTIONAL|DIDFT_BUTTON|DIDFT_ANYINSTANCE,0},
slouken@3013
   318
  { &GUID_XAxis,FIELD_OFFSET(DIJOYSTATE2,lVX),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   319
  { &GUID_YAxis,FIELD_OFFSET(DIJOYSTATE2,lVY),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   320
  { &GUID_ZAxis,FIELD_OFFSET(DIJOYSTATE2,lVZ),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   321
  { &GUID_RxAxis,FIELD_OFFSET(DIJOYSTATE2,lVRx),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   322
  { &GUID_RyAxis,FIELD_OFFSET(DIJOYSTATE2,lVRy),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   323
  { &GUID_RzAxis,FIELD_OFFSET(DIJOYSTATE2,lVRz),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   324
  { &GUID_Slider,FIELD_OFFSET(DIJOYSTATE2,rglVSlider[0]),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   325
  { &GUID_Slider,FIELD_OFFSET(DIJOYSTATE2,rglVSlider[1]),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   326
  { &GUID_XAxis,FIELD_OFFSET(DIJOYSTATE2,lAX),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   327
  { &GUID_YAxis,FIELD_OFFSET(DIJOYSTATE2,lAY),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   328
  { &GUID_ZAxis,FIELD_OFFSET(DIJOYSTATE2,lAZ),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   329
  { &GUID_RxAxis,FIELD_OFFSET(DIJOYSTATE2,lARx),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   330
  { &GUID_RyAxis,FIELD_OFFSET(DIJOYSTATE2,lARy),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   331
  { &GUID_RzAxis,FIELD_OFFSET(DIJOYSTATE2,lARz),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   332
  { &GUID_Slider,FIELD_OFFSET(DIJOYSTATE2,rglASlider[0]),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   333
  { &GUID_Slider,FIELD_OFFSET(DIJOYSTATE2,rglASlider[1]),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   334
  { &GUID_XAxis,FIELD_OFFSET(DIJOYSTATE2,lFX),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   335
  { &GUID_YAxis,FIELD_OFFSET(DIJOYSTATE2,lFY),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   336
  { &GUID_ZAxis,FIELD_OFFSET(DIJOYSTATE2,lFZ),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   337
  { &GUID_RxAxis,FIELD_OFFSET(DIJOYSTATE2,lFRx),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   338
  { &GUID_RyAxis,FIELD_OFFSET(DIJOYSTATE2,lFRy),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   339
  { &GUID_RzAxis,FIELD_OFFSET(DIJOYSTATE2,lFRz),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   340
  { &GUID_Slider,FIELD_OFFSET(DIJOYSTATE2,rglFSlider[0]),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@3013
   341
  { &GUID_Slider,FIELD_OFFSET(DIJOYSTATE2,rglFSlider[1]),DIDFT_OPTIONAL|DIDFT_AXIS|DIDFT_ANYINSTANCE,0},
slouken@2760
   342
};
slouken@2760
   343
slouken@2760
   344
const DIDATAFORMAT c_dfDIJoystick2 = {
slouken@2760
   345
    sizeof(DIDATAFORMAT),
slouken@2760
   346
    sizeof(DIOBJECTDATAFORMAT),
slouken@2760
   347
    DIDF_ABSAXIS,
slouken@2760
   348
    sizeof(DIJOYSTATE2),
slouken@2760
   349
    SDL_arraysize(dfDIJoystick2),
slouken@2760
   350
    dfDIJoystick2
slouken@2760
   351
};
slouken@2760
   352
slouken@2198
   353
slouken@1895
   354
/* Convert a DirectInput return code to a text message */
icculus@7037
   355
static int
slouken@2198
   356
SetDIerror(const char *function, HRESULT code)
slouken@1895
   357
{
slouken@2760
   358
    /*
icculus@7037
   359
    return SDL_SetError("%s() [%s]: %s", function,
slouken@3013
   360
                 DXGetErrorString9A(code), DXGetErrorDescription9A(code));
slouken@2760
   361
     */
icculus@7037
   362
    return SDL_SetError("%s() DirectX error %d", function, code);
slouken@1895
   363
}
slouken@1895
   364
slouken@1895
   365
slouken@6690
   366
#define SAFE_RELEASE(p)                             \
slouken@6690
   367
{                                                   \
slouken@7191
   368
    if (p) {                                        \
slouken@7191
   369
        (p)->lpVtbl->Release((p));                  \
slouken@7191
   370
        (p) = 0;                                    \
slouken@7191
   371
    }                                               \
slouken@6690
   372
}
slouken@6690
   373
slouken@6690
   374
slouken@6690
   375
DEFINE_GUID(CLSID_WbemLocator,   0x4590f811,0x1d3a,0x11d0,0x89,0x1F,0x00,0xaa,0x00,0x4b,0x2e,0x24);
slouken@7230
   376
#ifdef _MSC_VER
slouken@7230
   377
/* The Windows SDK doesn't define this GUID */
slouken@6690
   378
DEFINE_GUID(IID_IWbemLocator,    0xdc12a687,0x737f,0x11cf,0x88,0x4d,0x00,0xaa,0x00,0x4b,0x2e,0x24);
slouken@7230
   379
#endif /* _MSC_VER */
slouken@6690
   380
slouken@7191
   381
/*-----------------------------------------------------------------------------
slouken@7191
   382
 *
slouken@7191
   383
 * code from MSDN: http://msdn.microsoft.com/en-us/library/windows/desktop/ee417014(v=vs.85).aspx
slouken@7191
   384
 *
slouken@7191
   385
 * Enum each PNP device using WMI and check each device ID to see if it contains
slouken@7191
   386
 * "IG_" (ex. "VID_045E&PID_028E&IG_00").  If it does, then it's an XInput device
slouken@7191
   387
 * Unfortunately this information can not be found by just using DirectInput
slouken@7191
   388
 *-----------------------------------------------------------------------------*/
slouken@6690
   389
BOOL IsXInputDevice( const GUID* pGuidProductFromDirectInput )
slouken@6690
   390
{
slouken@7191
   391
    IWbemLocator*           pIWbemLocator  = NULL;
slouken@7191
   392
    IEnumWbemClassObject*   pEnumDevices   = NULL;
slouken@7191
   393
    IWbemClassObject*       pDevices[20];
slouken@7191
   394
    IWbemServices*          pIWbemServices = NULL;
slouken@7191
   395
    DWORD                   uReturned      = 0;
slouken@7191
   396
    BSTR                    bstrNamespace  = NULL;
slouken@7191
   397
    BSTR                    bstrDeviceID   = NULL;
slouken@7191
   398
    BSTR                    bstrClassName  = NULL;
slouken@7191
   399
    SDL_bool                bIsXinputDevice= SDL_FALSE;
slouken@7191
   400
    UINT                    iDevice        = 0;
slouken@7191
   401
    VARIANT                 var;
slouken@7191
   402
    HRESULT                 hr;
slouken@7191
   403
    DWORD bCleanupCOM;
slouken@6690
   404
urkle@6965
   405
    if (!s_bXInputEnabled)
urkle@6965
   406
    {
urkle@6965
   407
        return SDL_FALSE;
urkle@6965
   408
    }
urkle@6965
   409
slouken@7191
   410
    SDL_memset( pDevices, 0x0, sizeof(pDevices) );
slouken@6690
   411
slouken@7191
   412
    /* CoInit if needed */
slouken@7191
   413
    hr = CoInitialize(NULL);
slouken@7191
   414
    bCleanupCOM = SUCCEEDED(hr);
slouken@6690
   415
slouken@7191
   416
    /* Create WMI */
slouken@7191
   417
    hr = CoCreateInstance( &CLSID_WbemLocator,
slouken@7191
   418
        NULL,
slouken@7191
   419
        CLSCTX_INPROC_SERVER,
slouken@7191
   420
        &IID_IWbemLocator,
slouken@7191
   421
        (LPVOID*) &pIWbemLocator);
slouken@7191
   422
    if( FAILED(hr) || pIWbemLocator == NULL )
slouken@7191
   423
        goto LCleanup;
slouken@6690
   424
slouken@7191
   425
    bstrNamespace = SysAllocString( L"\\\\.\\root\\cimv2" );if( bstrNamespace == NULL ) goto LCleanup;
slouken@7191
   426
    bstrClassName = SysAllocString( L"Win32_PNPEntity" );   if( bstrClassName == NULL ) goto LCleanup;
slouken@7191
   427
    bstrDeviceID  = SysAllocString( L"DeviceID" );          if( bstrDeviceID == NULL )  goto LCleanup;
slouken@6690
   428
slouken@7191
   429
    /* Connect to WMI */
slouken@7191
   430
    hr = IWbemLocator_ConnectServer( pIWbemLocator, bstrNamespace, NULL, NULL, 0L,
slouken@7191
   431
        0L, NULL, NULL, &pIWbemServices );
slouken@7191
   432
    if( FAILED(hr) || pIWbemServices == NULL )
slouken@7191
   433
        goto LCleanup;
slouken@6690
   434
slouken@7191
   435
    /* Switch security level to IMPERSONATE. */
slouken@7191
   436
    CoSetProxyBlanket( (IUnknown *)pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL,
slouken@7191
   437
        RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE );
slouken@6690
   438
slouken@7191
   439
    hr = IWbemServices_CreateInstanceEnum( pIWbemServices, bstrClassName, 0, NULL, &pEnumDevices );
slouken@7191
   440
    if( FAILED(hr) || pEnumDevices == NULL )
slouken@7191
   441
        goto LCleanup;
slouken@6690
   442
slouken@7191
   443
    /* Loop over all devices */
slouken@7191
   444
    for( ;; )
slouken@7191
   445
    {
slouken@7191
   446
        /* Get 20 at a time */
slouken@7191
   447
        hr = IEnumWbemClassObject_Next( pEnumDevices, 10000, 20, pDevices, &uReturned );
slouken@7191
   448
        if( FAILED(hr) )
slouken@7191
   449
            goto LCleanup;
slouken@7191
   450
        if( uReturned == 0 )
slouken@7191
   451
            break;
slouken@6690
   452
slouken@7191
   453
        for( iDevice=0; iDevice<uReturned; iDevice++ )
slouken@7191
   454
        {
slouken@7191
   455
            /* For each device, get its device ID */
slouken@7191
   456
            hr = IWbemClassObject_Get( pDevices[iDevice], bstrDeviceID, 0L, &var, NULL, NULL );
slouken@7191
   457
            if(  SUCCEEDED( hr ) && var.vt == VT_BSTR && var.bstrVal != NULL )
slouken@7191
   458
            {
slouken@7191
   459
                /* Check if the device ID contains "IG_".  If it does, then it's an XInput device */
slouken@7191
   460
                /* This information can not be found from DirectInput */
slouken@7191
   461
                char *pDeviceString = WIN_StringToUTF8( var.bstrVal );
slouken@7191
   462
                if( SDL_strstr( pDeviceString, "IG_" ) )
slouken@7191
   463
                {
slouken@7191
   464
                    /* If it does, then get the VID/PID from var.bstrVal */
slouken@7191
   465
                    long dwPid = 0, dwVid = 0;
slouken@7191
   466
                    char * strPid = NULL;
slouken@7191
   467
                    DWORD dwVidPid = 0;
slouken@7191
   468
                    char * strVid = SDL_strstr( pDeviceString, "VID_" );
slouken@7191
   469
                    if( strVid )
slouken@7191
   470
                    {
slouken@7191
   471
                        dwVid = SDL_strtol( strVid + 4, NULL, 16 );
slouken@7191
   472
                    }
slouken@7191
   473
                    strPid = SDL_strstr( pDeviceString, "PID_" );
slouken@7191
   474
                    if( strPid  )
slouken@7191
   475
                    {
slouken@7191
   476
                        dwPid = SDL_strtol( strPid + 4, NULL, 16 );
slouken@7191
   477
                    }
slouken@6690
   478
slouken@7191
   479
                    /* Compare the VID/PID to the DInput device */
slouken@7191
   480
                    dwVidPid = MAKELONG( dwVid, dwPid );
slouken@7191
   481
                    if( dwVidPid == pGuidProductFromDirectInput->Data1 )
slouken@7191
   482
                    {
slouken@7191
   483
                        bIsXinputDevice = SDL_TRUE;
slouken@7191
   484
                    }
slouken@7191
   485
                }
slouken@7191
   486
                if ( pDeviceString )
slouken@7191
   487
                    SDL_free( pDeviceString );
slouken@7191
   488
slouken@7191
   489
                if ( bIsXinputDevice )
slouken@7191
   490
                    break;
slouken@7191
   491
            }
slouken@7191
   492
            SAFE_RELEASE( pDevices[iDevice] );
slouken@7191
   493
        }
slouken@7191
   494
    }
slouken@7191
   495
slouken@6690
   496
LCleanup:
slouken@6690
   497
slouken@7191
   498
    for( iDevice=0; iDevice<20; iDevice++ )
slouken@7191
   499
        SAFE_RELEASE( pDevices[iDevice] );
slouken@7191
   500
    SAFE_RELEASE( pEnumDevices );
slouken@7191
   501
    SAFE_RELEASE( pIWbemLocator );
slouken@7191
   502
    SAFE_RELEASE( pIWbemServices );
slouken@6690
   503
slouken@7191
   504
    if ( bstrNamespace )
slouken@7191
   505
        SysFreeString( bstrNamespace );
slouken@7191
   506
    if ( bstrClassName )
slouken@7191
   507
        SysFreeString( bstrClassName );
slouken@7191
   508
    if ( bstrDeviceID )
slouken@7191
   509
        SysFreeString( bstrDeviceID );
slouken@6690
   510
slouken@7191
   511
    if( bCleanupCOM )
slouken@7191
   512
        CoUninitialize();
slouken@7191
   513
slouken@7191
   514
    return bIsXinputDevice;
slouken@6690
   515
}
slouken@6690
   516
slouken@6690
   517
slouken@6690
   518
static SDL_bool s_bWindowsDeviceChanged = SDL_FALSE;
slouken@6690
   519
philipp@7133
   520
/* windowproc for our joystick detect thread message only window, to detect any USB device addition/removal
slouken@6690
   521
 */
slouken@6690
   522
LRESULT CALLBACK SDL_PrivateJoystickDetectProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)    {
slouken@7191
   523
    switch (message)    {
slouken@7191
   524
    case WM_DEVICECHANGE:
slouken@7191
   525
        switch (wParam) {
slouken@7191
   526
        case DBT_DEVICEARRIVAL:
slouken@7191
   527
            if (((DEV_BROADCAST_HDR*)lParam)->dbch_devicetype == DBT_DEVTYP_DEVICEINTERFACE)    {
slouken@7191
   528
                s_bWindowsDeviceChanged = SDL_TRUE;
slouken@7191
   529
            }
slouken@7191
   530
            break;
slouken@7191
   531
        case DBT_DEVICEREMOVECOMPLETE:
slouken@7191
   532
            if (((DEV_BROADCAST_HDR*)lParam)->dbch_devicetype == DBT_DEVTYP_DEVICEINTERFACE)    {
slouken@7191
   533
                s_bWindowsDeviceChanged = SDL_TRUE;
slouken@7191
   534
            }
slouken@7191
   535
            break;
slouken@7191
   536
        }
slouken@7191
   537
        return 0;
slouken@7191
   538
    }
slouken@6690
   539
slouken@7191
   540
    return DefWindowProc (hwnd, message, wParam, lParam);
slouken@6690
   541
}
slouken@6690
   542
slouken@6690
   543
slouken@6690
   544
DEFINE_GUID(GUID_DEVINTERFACE_USB_DEVICE, 0xA5DCBF10L, 0x6530, 0x11D2, 0x90, 0x1F, 0x00, \
slouken@7191
   545
    0xC0, 0x4F, 0xB9, 0x51, 0xED);
slouken@6690
   546
slouken@6690
   547
/* Function/thread to scan the system for joysticks.
slouken@6690
   548
 */
slouken@6690
   549
static int
slouken@6690
   550
SDL_JoystickThread(void *_data)
slouken@6690
   551
{
slouken@7191
   552
    HWND messageWindow = 0;
slouken@7191
   553
    HDEVNOTIFY hNotify = 0;
slouken@7191
   554
    DEV_BROADCAST_DEVICEINTERFACE dbh;
slouken@7191
   555
    SDL_bool bOpenedXInputDevices[4];
slouken@7191
   556
    WNDCLASSEX wincl;
slouken@6710
   557
slouken@7191
   558
    SDL_memset( bOpenedXInputDevices, 0x0, sizeof(bOpenedXInputDevices) );
slouken@6690
   559
slouken@7223
   560
    WIN_CoInitialize();
slouken@6690
   561
slouken@7191
   562
    SDL_memset( &wincl, 0x0, sizeof(wincl) );
slouken@7191
   563
    wincl.hInstance = GetModuleHandle( NULL );
slouken@7191
   564
    wincl.lpszClassName = L"Message";
slouken@7191
   565
    wincl.lpfnWndProc = SDL_PrivateJoystickDetectProc;      /* This function is called by windows */
slouken@7191
   566
    wincl.cbSize = sizeof (WNDCLASSEX);
slouken@6712
   567
slouken@7191
   568
    if (!RegisterClassEx (&wincl))
slouken@7191
   569
    {
slouken@7191
   570
        return SDL_SetError("Failed to create register class for joystick autodetect.", GetLastError());
slouken@7191
   571
    }
slouken@6712
   572
slouken@7191
   573
    messageWindow = (HWND)CreateWindowEx( 0,  L"Message", NULL, 0, 0, 0, 0, 0, HWND_MESSAGE, NULL, NULL, NULL );
slouken@7191
   574
    if ( !messageWindow )
slouken@7191
   575
    {
slouken@7191
   576
        return SDL_SetError("Failed to create message window for joystick autodetect.", GetLastError());
slouken@7191
   577
    }
slouken@6690
   578
slouken@7191
   579
    SDL_memset(&dbh, 0x0, sizeof(dbh));
slouken@6690
   580
slouken@7191
   581
    dbh.dbcc_size = sizeof(dbh);
slouken@7191
   582
    dbh.dbcc_devicetype = DBT_DEVTYP_DEVICEINTERFACE;
slouken@7191
   583
    dbh.dbcc_classguid = GUID_DEVINTERFACE_USB_DEVICE;
slouken@6690
   584
slouken@7191
   585
    hNotify = RegisterDeviceNotification( messageWindow, &dbh, DEVICE_NOTIFY_WINDOW_HANDLE );
slouken@7191
   586
    if ( !hNotify )
slouken@7191
   587
    {
slouken@7191
   588
        return SDL_SetError("Failed to create notify device for joystick autodetect.", GetLastError());
slouken@7191
   589
    }
slouken@6690
   590
slouken@7191
   591
    SDL_LockMutex( s_mutexJoyStickEnum );
slouken@7191
   592
    while ( s_bJoystickThreadQuit == SDL_FALSE )
slouken@7191
   593
    {
slouken@7191
   594
        MSG messages;
slouken@7191
   595
        Uint8 userId;
slouken@7191
   596
        int nCurrentOpenedXInputDevices = 0;
slouken@7191
   597
        int nNewOpenedXInputDevices = 0;
slouken@7191
   598
        SDL_CondWaitTimeout( s_condJoystickThread, s_mutexJoyStickEnum, 300 );
slouken@6690
   599
slouken@7191
   600
        while ( s_bJoystickThreadQuit == SDL_FALSE && PeekMessage(&messages, messageWindow, 0, 0, PM_NOREMOVE) )
slouken@7191
   601
        {
slouken@7191
   602
            if ( GetMessage(&messages, messageWindow, 0, 0) != 0 )  {
slouken@7191
   603
                TranslateMessage(&messages);
slouken@7191
   604
                DispatchMessage(&messages);
slouken@7191
   605
            }
slouken@7191
   606
        }
slouken@6690
   607
slouken@7191
   608
        if ( s_bXInputEnabled && XINPUTGETCAPABILITIES )
slouken@7191
   609
        {
slouken@7191
   610
            /* scan for any change in XInput devices */
slouken@7191
   611
            for ( userId = 0; userId < 4; userId++ )
slouken@7191
   612
            {
slouken@7191
   613
                XINPUT_CAPABILITIES capabilities;
slouken@7191
   614
                DWORD result;
slouken@6710
   615
slouken@7191
   616
                if ( bOpenedXInputDevices[userId] == SDL_TRUE )
slouken@7191
   617
                    nCurrentOpenedXInputDevices++;
slouken@6710
   618
slouken@7191
   619
                result = XINPUTGETCAPABILITIES( userId, XINPUT_FLAG_GAMEPAD, &capabilities );
slouken@7191
   620
                if ( result == ERROR_SUCCESS )
slouken@7191
   621
                {
slouken@7191
   622
                    bOpenedXInputDevices[userId] = SDL_TRUE;
slouken@7191
   623
                    nNewOpenedXInputDevices++;
slouken@7191
   624
                }
slouken@7191
   625
                else
slouken@7191
   626
                {
slouken@7191
   627
                    bOpenedXInputDevices[userId] = SDL_FALSE;
slouken@7191
   628
                }
slouken@7191
   629
            }
slouken@7191
   630
        }
slouken@6710
   631
slouken@7191
   632
        if ( s_pKnownJoystickGUIDs && ( s_bWindowsDeviceChanged || nNewOpenedXInputDevices != nCurrentOpenedXInputDevices ) )
slouken@7191
   633
        {
slouken@7191
   634
            SDL_Delay( 300 ); /* wait for direct input to find out about this device */
slouken@6690
   635
slouken@7191
   636
            s_bDeviceRemoved = SDL_TRUE;
slouken@7191
   637
            s_bDeviceAdded = SDL_TRUE;
slouken@7191
   638
            s_bWindowsDeviceChanged = SDL_FALSE;
slouken@7191
   639
        }
slouken@7191
   640
    }
slouken@7191
   641
    SDL_UnlockMutex( s_mutexJoyStickEnum );
slouken@6690
   642
slouken@7191
   643
    if ( hNotify )
slouken@7191
   644
        UnregisterDeviceNotification( hNotify );
slouken@6690
   645
slouken@7191
   646
    if ( messageWindow )
slouken@7191
   647
        DestroyWindow( messageWindow );
slouken@6712
   648
slouken@7191
   649
    UnregisterClass( wincl.lpszClassName, wincl.hInstance );
slouken@7191
   650
    messageWindow = 0;
slouken@7191
   651
    WIN_CoUninitialize();
slouken@7191
   652
    return 1;
slouken@6690
   653
}
slouken@6690
   654
slouken@6690
   655
slouken@1895
   656
/* Function to scan the system for joysticks.
slouken@1895
   657
 * This function should set SDL_numjoysticks to the number of available
slouken@1895
   658
 * joysticks.  Joystick 0 should be the system default joystick.
slouken@1895
   659
 * It should return 0, or -1 on an unrecoverable fatal error.
slouken@1895
   660
 */
slouken@1895
   661
int
slouken@1895
   662
SDL_SYS_JoystickInit(void)
slouken@1895
   663
{
slouken@1895
   664
    HRESULT result;
slouken@2713
   665
    HINSTANCE instance;
slouken@7191
   666
    const char *env = SDL_GetHint(SDL_HINT_XINPUT_ENABLED);
slouken@7191
   667
    if (env && !SDL_atoi(env)) {
slouken@7191
   668
        s_bXInputEnabled = SDL_FALSE;
slouken@7191
   669
    }
slouken@1895
   670
icculus@5591
   671
    result = WIN_CoInitialize();
slouken@2198
   672
    if (FAILED(result)) {
icculus@7037
   673
        return SetDIerror("CoInitialize", result);
slouken@1895
   674
    }
slouken@1895
   675
icculus@5591
   676
    coinitialized = SDL_TRUE;
icculus@5591
   677
slouken@6690
   678
    result = CoCreateInstance(&CLSID_DirectInput8, NULL, CLSCTX_INPROC_SERVER,
slouken@6690
   679
                              &IID_IDirectInput8, (LPVOID)&dinput);
slouken@2198
   680
slouken@2198
   681
    if (FAILED(result)) {
icculus@5591
   682
        SDL_SYS_JoystickQuit();
icculus@7037
   683
        return SetDIerror("CoCreateInstance", result);
slouken@2198
   684
    }
slouken@2198
   685
slouken@2198
   686
    /* Because we used CoCreateInstance, we need to Initialize it, first. */
slouken@2713
   687
    instance = GetModuleHandle(NULL);
slouken@2713
   688
    if (instance == NULL) {
icculus@5591
   689
        SDL_SYS_JoystickQuit();
icculus@7037
   690
        return SDL_SetError("GetModuleHandle() failed with error code %d.", GetLastError());
slouken@2713
   691
    }
slouken@6690
   692
    result = IDirectInput8_Initialize(dinput, instance, DIRECTINPUT_VERSION);
slouken@2198
   693
slouken@2198
   694
    if (FAILED(result)) {
icculus@5591
   695
        SDL_SYS_JoystickQuit();
icculus@7037
   696
        return SetDIerror("IDirectInput::Initialize", result);
slouken@2198
   697
    }
slouken@2198
   698
icculus@6990
   699
    s_mutexJoyStickEnum = SDL_CreateMutex();
icculus@6990
   700
    s_condJoystickThread = SDL_CreateCond();
slouken@7191
   701
    s_bDeviceAdded = SDL_TRUE; /* force a scan of the system for joysticks this first time */
icculus@6990
   702
    SDL_SYS_JoystickDetect();
slouken@1895
   703
icculus@6990
   704
    if ((s_bXInputEnabled) && (WIN_LoadXInputDLL() == -1)) {
icculus@6990
   705
        s_bXInputEnabled = SDL_FALSE;  /* oh well. */
urkle@6965
   706
    }
slouken@1895
   707
slouken@7191
   708
    if ( !s_threadJoystick )
slouken@7191
   709
    {
slouken@7191
   710
        s_bJoystickThreadQuit = SDL_FALSE;
slouken@7191
   711
        /* spin up the thread to detect hotplug of devices */
slouken@6690
   712
#if defined(__WIN32__) && !defined(HAVE_LIBC)
slouken@6690
   713
#undef SDL_CreateThread
slouken@7191
   714
        s_threadJoystick= SDL_CreateThread( SDL_JoystickThread, "SDL_joystick", NULL, NULL, NULL );
slouken@6690
   715
#else
slouken@7191
   716
        s_threadJoystick = SDL_CreateThread( SDL_JoystickThread, "SDL_joystick", NULL );
slouken@6690
   717
#endif
slouken@7191
   718
    }
slouken@7191
   719
        return SDL_SYS_NumJoysticks();
slouken@2198
   720
}
slouken@2198
   721
slouken@6707
   722
/* return the number of joysticks that are connected right now */
slouken@6707
   723
int SDL_SYS_NumJoysticks()
slouken@6707
   724
{
slouken@7191
   725
    int nJoysticks = 0;
slouken@7191
   726
    JoyStick_DeviceData *device = SYS_Joystick;
slouken@7191
   727
    while ( device )
slouken@7191
   728
    {
slouken@7191
   729
        nJoysticks++;
slouken@7191
   730
        device = device->pNext;
slouken@7191
   731
    }
slouken@6707
   732
slouken@7191
   733
    return nJoysticks;
slouken@6707
   734
}
slouken@6707
   735
slouken@6707
   736
static int s_iNewGUID = 0;
slouken@6707
   737
slouken@6707
   738
/* helper function for direct input, gets called for each connected joystick */
slouken@6707
   739
static BOOL CALLBACK
slouken@7191
   740
    EnumJoysticksCallback(const DIDEVICEINSTANCE * pdidInstance, VOID * pContext)
slouken@6707
   741
{
slouken@7191
   742
    JoyStick_DeviceData *pNewJoystick;
slouken@7191
   743
    JoyStick_DeviceData *pPrevJoystick = NULL;
slouken@7191
   744
    SDL_bool bXInputDevice;
slouken@7191
   745
    pNewJoystick = *(JoyStick_DeviceData **)pContext;
slouken@7191
   746
    while ( pNewJoystick )
slouken@7191
   747
    {
slouken@7191
   748
        if ( !SDL_memcmp( &pNewJoystick->dxdevice.guidInstance, &pdidInstance->guidInstance, sizeof(pNewJoystick->dxdevice.guidInstance) ) )
slouken@7191
   749
        {
slouken@7191
   750
            /* if we are replacing the front of the list then update it */
slouken@7191
   751
            if ( pNewJoystick == *(JoyStick_DeviceData **)pContext )
slouken@7191
   752
            {
slouken@7191
   753
                *(JoyStick_DeviceData **)pContext = pNewJoystick->pNext;
slouken@7191
   754
            }
slouken@7191
   755
            else if ( pPrevJoystick )
slouken@7191
   756
            {
slouken@7191
   757
                pPrevJoystick->pNext = pNewJoystick->pNext;
slouken@7191
   758
            }
slouken@6712
   759
slouken@7191
   760
            pNewJoystick->pNext = SYS_Joystick;
slouken@7191
   761
            SYS_Joystick = pNewJoystick;
slouken@6707
   762
slouken@7191
   763
            s_pKnownJoystickGUIDs[ s_iNewGUID ] = pdidInstance->guidInstance;
slouken@7191
   764
            s_iNewGUID++;
slouken@7191
   765
            if ( s_iNewGUID < MAX_JOYSTICKS )
slouken@7191
   766
                return DIENUM_CONTINUE; /* already have this joystick loaded, just keep going */
slouken@7191
   767
            else
slouken@7191
   768
                return DIENUM_STOP;
slouken@7191
   769
        }
slouken@6707
   770
slouken@7191
   771
        pPrevJoystick = pNewJoystick;
slouken@7191
   772
        pNewJoystick = pNewJoystick->pNext;
slouken@7191
   773
    }
slouken@6707
   774
slouken@7191
   775
    s_bDeviceAdded = SDL_TRUE;
slouken@6707
   776
slouken@7191
   777
    bXInputDevice = IsXInputDevice( &pdidInstance->guidProduct );
slouken@6707
   778
slouken@7191
   779
    pNewJoystick = (JoyStick_DeviceData *)SDL_malloc( sizeof(JoyStick_DeviceData) );
slouken@6707
   780
slouken@7191
   781
    if ( bXInputDevice )
slouken@7191
   782
    {
slouken@7191
   783
        pNewJoystick->bXInputDevice = SDL_TRUE;
slouken@7191
   784
        pNewJoystick->XInputUserId = INVALID_XINPUT_USERID;
slouken@7191
   785
    }
slouken@7191
   786
    else
slouken@7191
   787
    {
slouken@7191
   788
        pNewJoystick->bXInputDevice = SDL_FALSE;
slouken@7191
   789
    }
slouken@6712
   790
slouken@7191
   791
    SDL_memcpy(&(pNewJoystick->dxdevice), pdidInstance,
slouken@7191
   792
        sizeof(DIDEVICEINSTANCE));
slouken@6707
   793
slouken@7191
   794
    pNewJoystick->joystickname = WIN_StringToUTF8(pdidInstance->tszProductName);
slouken@7191
   795
    pNewJoystick->send_add_event = 1;
slouken@7191
   796
    pNewJoystick->nInstanceID = ++s_nInstanceID;
slouken@7191
   797
    SDL_memcpy( &pNewJoystick->guid, &pdidInstance->guidProduct, sizeof(pNewJoystick->guid) );
slouken@7191
   798
    pNewJoystick->pNext = NULL;
slouken@6707
   799
slouken@7191
   800
    if ( SYS_Joystick )
slouken@7191
   801
    {
slouken@7191
   802
        pNewJoystick->pNext = SYS_Joystick;
slouken@7191
   803
    }
slouken@7191
   804
    SYS_Joystick = pNewJoystick;
slouken@6707
   805
slouken@7191
   806
    s_pKnownJoystickGUIDs[ s_iNewGUID ] = pdidInstance->guidInstance;
slouken@7191
   807
    s_iNewGUID++;
slouken@7191
   808
slouken@7191
   809
    if ( s_iNewGUID < MAX_JOYSTICKS )
slouken@7191
   810
        return DIENUM_CONTINUE; /* already have this joystick loaded, just keep going */
slouken@7191
   811
    else
slouken@7191
   812
        return DIENUM_STOP;
slouken@6707
   813
}
slouken@6707
   814
slouken@6707
   815
/* detect any new joysticks being inserted into the system */
slouken@6707
   816
void SDL_SYS_JoystickDetect()
slouken@6707
   817
{
slouken@7191
   818
    JoyStick_DeviceData *pCurList = NULL;
slouken@7191
   819
    /* only enum the devices if the joystick thread told us something changed */
slouken@7191
   820
    if ( s_bDeviceAdded || s_bDeviceRemoved )
slouken@7191
   821
    {
slouken@7191
   822
        s_bDeviceAdded = SDL_FALSE;
slouken@7191
   823
        s_bDeviceRemoved = SDL_FALSE;
slouken@6707
   824
slouken@7191
   825
        pCurList = SYS_Joystick;
slouken@7191
   826
        SYS_Joystick = NULL;
slouken@7191
   827
        s_iNewGUID = 0;
slouken@7191
   828
        SDL_LockMutex( s_mutexJoyStickEnum );
slouken@6707
   829
slouken@7191
   830
        if ( !s_pKnownJoystickGUIDs )
slouken@7191
   831
            s_pKnownJoystickGUIDs = SDL_malloc( sizeof(GUID)*MAX_JOYSTICKS );
slouken@6707
   832
slouken@7191
   833
        SDL_memset( s_pKnownJoystickGUIDs, 0x0, sizeof(GUID)*MAX_JOYSTICKS );
slouken@6707
   834
slouken@7191
   835
        /* Look for joysticks, wheels, head trackers, gamepads, etc.. */
slouken@7223
   836
        IDirectInput8_EnumDevices(dinput,
slouken@7191
   837
            DI8DEVCLASS_GAMECTRL,
slouken@7191
   838
            EnumJoysticksCallback,
slouken@7191
   839
            &pCurList, DIEDFL_ATTACHEDONLY);
slouken@6707
   840
slouken@7191
   841
        SDL_UnlockMutex( s_mutexJoyStickEnum );
slouken@7191
   842
    }
slouken@7191
   843
slouken@7191
   844
    if ( pCurList )
slouken@7191
   845
    {
slouken@7191
   846
        while ( pCurList )
slouken@7191
   847
        {
slouken@7191
   848
            JoyStick_DeviceData *pListNext = NULL;
slouken@6707
   849
#if !SDL_EVENTS_DISABLED
slouken@7191
   850
            SDL_Event event;
slouken@7191
   851
            event.type = SDL_JOYDEVICEREMOVED;
slouken@6707
   852
slouken@7191
   853
            if (SDL_GetEventState(event.type) == SDL_ENABLE) {
slouken@7191
   854
                event.jdevice.which = pCurList->nInstanceID;
slouken@7191
   855
                if ((SDL_EventOK == NULL)
slouken@7191
   856
                    || (*SDL_EventOK) (SDL_EventOKParam, &event)) {
slouken@7191
   857
                        SDL_PushEvent(&event);
slouken@7191
   858
                }
slouken@7191
   859
            }
slouken@7191
   860
#endif /* !SDL_EVENTS_DISABLED */
slouken@6707
   861
slouken@7191
   862
            pListNext = pCurList->pNext;
slouken@7191
   863
            SDL_free(pCurList->joystickname);
slouken@7191
   864
            SDL_free( pCurList );
slouken@7191
   865
            pCurList = pListNext;
slouken@7191
   866
        }
slouken@6707
   867
slouken@7191
   868
    }
slouken@6707
   869
slouken@7191
   870
    if ( s_bDeviceAdded )
slouken@7191
   871
    {
slouken@7191
   872
        JoyStick_DeviceData *pNewJoystick;
slouken@7191
   873
        int device_index = 0;
slouken@7191
   874
        s_bDeviceAdded = SDL_FALSE;
slouken@7191
   875
        pNewJoystick = SYS_Joystick;
slouken@7191
   876
        while ( pNewJoystick )
slouken@7191
   877
        {
slouken@7191
   878
            if ( pNewJoystick->send_add_event )
slouken@7191
   879
            {
slouken@6707
   880
#if !SDL_EVENTS_DISABLED
slouken@7191
   881
                SDL_Event event;
slouken@7191
   882
                event.type = SDL_JOYDEVICEADDED;
slouken@6707
   883
slouken@7191
   884
                if (SDL_GetEventState(event.type) == SDL_ENABLE) {
slouken@7191
   885
                    event.jdevice.which = device_index;
slouken@7191
   886
                    if ((SDL_EventOK == NULL)
slouken@7191
   887
                        || (*SDL_EventOK) (SDL_EventOKParam, &event)) {
slouken@7191
   888
                            SDL_PushEvent(&event);
slouken@7191
   889
                    }
slouken@7191
   890
                }
slouken@6707
   891
#endif /* !SDL_EVENTS_DISABLED */
slouken@7191
   892
                pNewJoystick->send_add_event = 0;
slouken@7191
   893
            }
slouken@7191
   894
            device_index++;
slouken@7191
   895
            pNewJoystick = pNewJoystick->pNext;
slouken@7191
   896
        }
slouken@7191
   897
    }
slouken@6707
   898
}
slouken@6707
   899
slouken@6707
   900
/* we need to poll if we have pending hotplug device changes or connected devices */
slouken@6707
   901
SDL_bool SDL_SYS_JoystickNeedsPolling()
slouken@6707
   902
{
slouken@7191
   903
    /* we have a new device or one was pulled, we need to think this frame please */
slouken@7191
   904
    if ( s_bDeviceAdded || s_bDeviceRemoved )
slouken@7191
   905
        return SDL_TRUE;
slouken@6707
   906
slouken@7191
   907
    return SDL_FALSE;
slouken@6707
   908
}
slouken@6707
   909
slouken@1895
   910
/* Function to get the device-dependent name of a joystick */
slouken@1895
   911
const char *
slouken@6707
   912
SDL_SYS_JoystickNameForDeviceIndex(int device_index)
slouken@1895
   913
{
slouken@7191
   914
    JoyStick_DeviceData *device = SYS_Joystick;
slouken@6690
   915
slouken@7191
   916
    for (; device_index > 0; device_index--)
slouken@7191
   917
        device = device->pNext;
slouken@6690
   918
slouken@7191
   919
    return device->joystickname;
slouken@1895
   920
}
slouken@1895
   921
slouken@6707
   922
/* Function to perform the mapping between current device instance and this joysticks instance id */
slouken@6707
   923
SDL_JoystickID SDL_SYS_GetInstanceIdOfDeviceIndex(int device_index)
slouken@6707
   924
{
slouken@7191
   925
    JoyStick_DeviceData *device = SYS_Joystick;
slouken@7191
   926
    int index;
slouken@6707
   927
slouken@7191
   928
    for (index = device_index; index > 0; index--)
slouken@7191
   929
        device = device->pNext;
slouken@6707
   930
slouken@7191
   931
    return device->nInstanceID;
slouken@6707
   932
}
slouken@6707
   933
slouken@1895
   934
/* Function to open a joystick for use.
slouken@1895
   935
   The joystick to open is specified by the index field of the joystick.
slouken@1895
   936
   This should fill the nbuttons and naxes fields of the joystick structure.
slouken@1895
   937
   It returns 0, or -1 if there is an error.
slouken@1895
   938
 */
slouken@1895
   939
int
slouken@6690
   940
SDL_SYS_JoystickOpen(SDL_Joystick * joystick, int device_index)
slouken@1895
   941
{
slouken@1895
   942
    HRESULT result;
icculus@6716
   943
    LPDIRECTINPUTDEVICE8 device;
slouken@2198
   944
    DIPROPDWORD dipdw;
slouken@7191
   945
    JoyStick_DeviceData *joystickdevice = SYS_Joystick;
slouken@6690
   946
slouken@7191
   947
    for (; device_index > 0; device_index--)
slouken@7191
   948
        joystickdevice = joystickdevice->pNext;
slouken@2198
   949
slouken@2713
   950
    SDL_memset(&dipdw, 0, sizeof(DIPROPDWORD));
slouken@2198
   951
    dipdw.diph.dwSize = sizeof(DIPROPDWORD);
slouken@2198
   952
    dipdw.diph.dwHeaderSize = sizeof(DIPROPHEADER);
slouken@2198
   953
slouken@1895
   954
    /* allocate memory for system specific hardware data */
slouken@7191
   955
    joystick->instance_id = joystickdevice->nInstanceID;
urkle@6965
   956
    joystick->closed = 0;
slouken@1895
   957
    joystick->hwdata =
slouken@2713
   958
        (struct joystick_hwdata *) SDL_malloc(sizeof(struct joystick_hwdata));
slouken@1895
   959
    if (joystick->hwdata == NULL) {
icculus@7037
   960
        return SDL_OutOfMemory();
slouken@1895
   961
    }
slouken@2713
   962
    SDL_memset(joystick->hwdata, 0, sizeof(struct joystick_hwdata));
slouken@1895
   963
    joystick->hwdata->buffered = 1;
slouken@7191
   964
    joystick->hwdata->removed = 0;
slouken@2198
   965
    joystick->hwdata->Capabilities.dwSize = sizeof(DIDEVCAPS);
slouken@7191
   966
    joystick->hwdata->guid = joystickdevice->guid;
slouken@1895
   967
slouken@7191
   968
    if ( joystickdevice->bXInputDevice )
slouken@7191
   969
    {
slouken@7191
   970
        XINPUT_CAPABILITIES capabilities;
slouken@7191
   971
        Uint8 userId = 0;
slouken@7191
   972
        DWORD result;
slouken@7191
   973
        JoyStick_DeviceData *joysticklist = SYS_Joystick;
slouken@7191
   974
        /* scan the opened joysticks and pick the next free xinput userid for this one */
slouken@7191
   975
        for( ; joysticklist; joysticklist = joysticklist->pNext)
slouken@7191
   976
        {
slouken@7191
   977
            if ( joysticklist->bXInputDevice && joysticklist->XInputUserId == userId )
slouken@7191
   978
                userId++;
slouken@7191
   979
        }
slouken@1895
   980
slouken@7191
   981
        if ( s_bXInputEnabled && XINPUTGETCAPABILITIES )
slouken@7191
   982
        {
slouken@7191
   983
            result = XINPUTGETCAPABILITIES( userId, XINPUT_FLAG_GAMEPAD, &capabilities );
slouken@7191
   984
            if ( result == ERROR_SUCCESS )
slouken@7191
   985
            {
icculus@6990
   986
                const SDL_bool bIs14OrLater = (SDL_XInputVersion >= ((1<<16)|4));
slouken@7191
   987
                SDL_bool bIsSupported = SDL_FALSE;
slouken@7191
   988
                /* Current version of XInput mistakenly returns 0 as the Type. Ignore it and ensure the subtype is a gamepad. */
slouken@7191
   989
                bIsSupported = ( capabilities.SubType == XINPUT_DEVSUBTYPE_GAMEPAD );
slouken@2198
   990
slouken@7191
   991
                if ( !bIsSupported )
slouken@7191
   992
                {
slouken@7191
   993
                    joystickdevice->bXInputDevice = SDL_FALSE;
slouken@7191
   994
                }
slouken@7191
   995
                else
slouken@7191
   996
                {
slouken@7191
   997
                    /* valid */
slouken@7191
   998
                    joystick->hwdata->bXInputDevice = SDL_TRUE;
icculus@6990
   999
                    if ((!bIs14OrLater) || (capabilities.Flags & XINPUT_CAPS_FFB_SUPPORTED)) {
slouken@7191
  1000
                        joystick->hwdata->bXInputHaptic = SDL_TRUE;
icculus@6990
  1001
                    }
slouken@7191
  1002
                    SDL_memset( joystick->hwdata->XInputState, 0x0, sizeof(joystick->hwdata->XInputState) );
slouken@7191
  1003
                    joystickdevice->XInputUserId = userId;
slouken@7191
  1004
                    joystick->hwdata->userid = userId;
slouken@7191
  1005
                    joystick->hwdata->currentXInputSlot = 0;
slouken@7191
  1006
                    /* The XInput API has a hard coded button/axis mapping, so we just match it */
slouken@7191
  1007
                    joystick->naxes = 6;
slouken@7191
  1008
                    joystick->nbuttons = 15;
slouken@7191
  1009
                    joystick->nballs = 0;
slouken@7191
  1010
                    joystick->nhats = 0;
slouken@7191
  1011
                }
slouken@7191
  1012
            }
slouken@7191
  1013
            else
slouken@7191
  1014
            {
slouken@7191
  1015
                joystickdevice->bXInputDevice = SDL_FALSE;
slouken@7191
  1016
            }
slouken@7191
  1017
        }
slouken@7191
  1018
        else
slouken@7191
  1019
        {
slouken@7191
  1020
            joystickdevice->bXInputDevice = SDL_FALSE;
slouken@7191
  1021
        }
slouken@7191
  1022
    }
slouken@1895
  1023
slouken@7191
  1024
    if ( joystickdevice->bXInputDevice == SDL_FALSE )
slouken@7191
  1025
    {
slouken@7191
  1026
        joystick->hwdata->bXInputDevice = SDL_FALSE;
slouken@1895
  1027
slouken@7191
  1028
        result =
slouken@7191
  1029
            IDirectInput8_CreateDevice(dinput,
slouken@7191
  1030
                                      &(joystickdevice->dxdevice.guidInstance), &device, NULL);
slouken@7191
  1031
        if (FAILED(result)) {
slouken@7191
  1032
            return SetDIerror("IDirectInput::CreateDevice", result);
slouken@7191
  1033
        }
slouken@1895
  1034
slouken@7191
  1035
        /* Now get the IDirectInputDevice8 interface, instead. */
slouken@7191
  1036
        result = IDirectInputDevice8_QueryInterface(device,
slouken@7191
  1037
                                                   &IID_IDirectInputDevice8,
slouken@7191
  1038
                                                   (LPVOID *) & joystick->
slouken@7191
  1039
                                                   hwdata->InputDevice);
slouken@7191
  1040
        /* We are done with this object.  Use the stored one from now on. */
slouken@7191
  1041
        IDirectInputDevice8_Release(device);
slouken@1895
  1042
slouken@7191
  1043
        if (FAILED(result)) {
slouken@7191
  1044
            return SetDIerror("IDirectInputDevice8::QueryInterface", result);
slouken@7191
  1045
        }
slouken@2198
  1046
slouken@7191
  1047
        /* Acquire shared access. Exclusive access is required for forces,
slouken@7191
  1048
         * though. */
slouken@7191
  1049
        result =
slouken@7191
  1050
            IDirectInputDevice8_SetCooperativeLevel(joystick->hwdata->
slouken@7191
  1051
                                                    InputDevice, SDL_HelperWindow,
slouken@7191
  1052
                                                    DISCL_NONEXCLUSIVE |
slouken@7191
  1053
                                                    DISCL_BACKGROUND);
slouken@7191
  1054
        if (FAILED(result)) {
slouken@7191
  1055
            return SetDIerror("IDirectInputDevice8::SetCooperativeLevel", result);
slouken@7191
  1056
        }
slouken@2198
  1057
slouken@7191
  1058
        /* Use the extended data structure: DIJOYSTATE2. */
slouken@7191
  1059
        result =
slouken@7191
  1060
            IDirectInputDevice8_SetDataFormat(joystick->hwdata->InputDevice,
slouken@7191
  1061
                                              &c_dfDIJoystick2);
slouken@7191
  1062
        if (FAILED(result)) {
slouken@7191
  1063
            return SetDIerror("IDirectInputDevice8::SetDataFormat", result);
slouken@7191
  1064
        }
slouken@2198
  1065
slouken@7191
  1066
        /* Get device capabilities */
slouken@7191
  1067
        result =
slouken@7191
  1068
            IDirectInputDevice8_GetCapabilities(joystick->hwdata->InputDevice,
slouken@7191
  1069
                                                &joystick->hwdata->Capabilities);
slouken@2198
  1070
slouken@7191
  1071
        if (FAILED(result)) {
slouken@7191
  1072
            return SetDIerror("IDirectInputDevice8::GetCapabilities", result);
slouken@7191
  1073
        }
slouken@2198
  1074
slouken@7191
  1075
        /* Force capable? */
slouken@7191
  1076
        if (joystick->hwdata->Capabilities.dwFlags & DIDC_FORCEFEEDBACK) {
slouken@2198
  1077
slouken@7191
  1078
            result = IDirectInputDevice8_Acquire(joystick->hwdata->InputDevice);
slouken@2198
  1079
slouken@7191
  1080
            if (FAILED(result)) {
slouken@7191
  1081
                return SetDIerror("IDirectInputDevice8::Acquire", result);
slouken@7191
  1082
            }
slouken@2198
  1083
slouken@7191
  1084
            /* reset all accuators. */
slouken@7191
  1085
            result =
slouken@7191
  1086
                IDirectInputDevice8_SendForceFeedbackCommand(joystick->hwdata->
slouken@7191
  1087
                                                             InputDevice,
slouken@7191
  1088
                                                             DISFFC_RESET);
slouken@2198
  1089
slouken@7191
  1090
            /* Not necessarily supported, ignore if not supported.
slouken@7191
  1091
            if (FAILED(result)) {
slouken@7191
  1092
                return SetDIerror("IDirectInputDevice8::SendForceFeedbackCommand", result);
slouken@7191
  1093
            }
slouken@7191
  1094
            */
slouken@1895
  1095
slouken@7191
  1096
            result = IDirectInputDevice8_Unacquire(joystick->hwdata->InputDevice);
slouken@1895
  1097
slouken@7191
  1098
            if (FAILED(result)) {
slouken@7191
  1099
                return SetDIerror("IDirectInputDevice8::Unacquire", result);
slouken@7191
  1100
            }
slouken@2198
  1101
slouken@7191
  1102
            /* Turn on auto-centering for a ForceFeedback device (until told
slouken@7191
  1103
             * otherwise). */
slouken@7191
  1104
            dipdw.diph.dwObj = 0;
slouken@7191
  1105
            dipdw.diph.dwHow = DIPH_DEVICE;
slouken@7191
  1106
            dipdw.dwData = DIPROPAUTOCENTER_ON;
slouken@6220
  1107
slouken@7191
  1108
            result =
slouken@7191
  1109
                IDirectInputDevice8_SetProperty(joystick->hwdata->InputDevice,
slouken@7191
  1110
                                                DIPROP_AUTOCENTER, &dipdw.diph);
slouken@2198
  1111
slouken@7191
  1112
            /* Not necessarily supported, ignore if not supported.
slouken@7191
  1113
            if (FAILED(result)) {
slouken@7191
  1114
                return SetDIerror("IDirectInputDevice8::SetProperty", result);
slouken@7191
  1115
            }
slouken@7191
  1116
            */
slouken@7191
  1117
        }
slouken@2198
  1118
slouken@7191
  1119
        /* What buttons and axes does it have? */
slouken@7191
  1120
        IDirectInputDevice8_EnumObjects(joystick->hwdata->InputDevice,
slouken@7191
  1121
                                        EnumDevObjectsCallback, joystick,
slouken@7191
  1122
                                        DIDFT_BUTTON | DIDFT_AXIS | DIDFT_POV);
slouken@2198
  1123
slouken@7191
  1124
        /* Reorder the input objects. Some devices do not report the X axis as
slouken@7191
  1125
         * the first axis, for example. */
slouken@7191
  1126
        SortDevObjects(joystick);
slouken@6690
  1127
slouken@7191
  1128
        dipdw.diph.dwObj = 0;
slouken@7191
  1129
        dipdw.diph.dwHow = DIPH_DEVICE;
slouken@7191
  1130
        dipdw.dwData = INPUT_QSIZE;
slouken@6690
  1131
slouken@7191
  1132
        /* Set the buffer size */
slouken@7191
  1133
        result =
slouken@7191
  1134
            IDirectInputDevice8_SetProperty(joystick->hwdata->InputDevice,
slouken@7191
  1135
                                            DIPROP_BUFFERSIZE, &dipdw.diph);
slouken@6690
  1136
slouken@7191
  1137
        if (result == DI_POLLEDDEVICE) {
slouken@7191
  1138
            /* This device doesn't support buffering, so we're forced
slouken@7191
  1139
             * to use less reliable polling. */
slouken@7191
  1140
            joystick->hwdata->buffered = 0;
slouken@7191
  1141
        } else if (FAILED(result)) {
slouken@7191
  1142
            return SetDIerror("IDirectInputDevice8::SetProperty", result);
slouken@7191
  1143
        }
slouken@7191
  1144
    }
slouken@1895
  1145
    return (0);
slouken@1895
  1146
}
slouken@1895
  1147
slouken@6707
  1148
/* return true if this joystick is plugged in right now */
slouken@6707
  1149
SDL_bool SDL_SYS_JoystickAttached( SDL_Joystick * joystick )
slouken@6707
  1150
{
slouken@7191
  1151
    return joystick->closed == 0 && joystick->hwdata->removed == 0;
slouken@6707
  1152
}
slouken@6707
  1153
slouken@6707
  1154
slouken@6220
  1155
/* Sort using the data offset into the DInput struct.
slouken@6220
  1156
 * This gives a reasonable ordering for the inputs. */
slouken@6220
  1157
static int
slouken@6220
  1158
SortDevFunc(const void *a, const void *b)
slouken@6220
  1159
{
slouken@7191
  1160
    const input_t *inputA = (const input_t*)a;
slouken@7191
  1161
    const input_t *inputB = (const input_t*)b;
slouken@6220
  1162
slouken@7191
  1163
    if (inputA->ofs < inputB->ofs)
slouken@7191
  1164
        return -1;
slouken@7191
  1165
    if (inputA->ofs > inputB->ofs)
slouken@7191
  1166
        return 1;
slouken@7191
  1167
    return 0;
slouken@6220
  1168
}
slouken@6220
  1169
slouken@6220
  1170
/* Sort the input objects and recalculate the indices for each input. */
slouken@6220
  1171
static void
slouken@6220
  1172
SortDevObjects(SDL_Joystick *joystick)
slouken@6220
  1173
{
slouken@7191
  1174
    input_t *inputs = joystick->hwdata->Inputs;
slouken@7191
  1175
    int nButtons = 0;
slouken@7191
  1176
    int nHats = 0;
slouken@7191
  1177
    int nAxis = 0;
slouken@7191
  1178
    int n;
slouken@6220
  1179
slouken@7191
  1180
    SDL_qsort(inputs, joystick->hwdata->NumInputs, sizeof(input_t), SortDevFunc);
slouken@6220
  1181
slouken@7191
  1182
    for (n = 0; n < joystick->hwdata->NumInputs; n++)
slouken@7191
  1183
    {
slouken@7191
  1184
        switch (inputs[n].type)
slouken@7191
  1185
        {
slouken@7191
  1186
        case BUTTON:
slouken@7191
  1187
            inputs[n].num = nButtons;
slouken@7191
  1188
            nButtons++;
slouken@7191
  1189
            break;
slouken@6220
  1190
slouken@7191
  1191
        case HAT:
slouken@7191
  1192
            inputs[n].num = nHats;
slouken@7191
  1193
            nHats++;
slouken@7191
  1194
            break;
slouken@6220
  1195
slouken@7191
  1196
        case AXIS:
slouken@7191
  1197
            inputs[n].num = nAxis;
slouken@7191
  1198
            nAxis++;
slouken@7191
  1199
            break;
slouken@7191
  1200
        }
slouken@7191
  1201
    }
slouken@6220
  1202
}
slouken@6220
  1203
slouken@2198
  1204
static BOOL CALLBACK
slouken@2198
  1205
EnumDevObjectsCallback(LPCDIDEVICEOBJECTINSTANCE dev, LPVOID pvRef)
slouken@2198
  1206
{
slouken@2198
  1207
    SDL_Joystick *joystick = (SDL_Joystick *) pvRef;
slouken@2198
  1208
    HRESULT result;
slouken@2198
  1209
    input_t *in = &joystick->hwdata->Inputs[joystick->hwdata->NumInputs];
slouken@2198
  1210
slouken@2198
  1211
    if (dev->dwType & DIDFT_BUTTON) {
slouken@2198
  1212
        in->type = BUTTON;
slouken@2198
  1213
        in->num = joystick->nbuttons;
slouken@7191
  1214
        in->ofs = DIJOFS_BUTTON( in->num );
slouken@2198
  1215
        joystick->nbuttons++;
slouken@2198
  1216
    } else if (dev->dwType & DIDFT_POV) {
slouken@2198
  1217
        in->type = HAT;
slouken@2198
  1218
        in->num = joystick->nhats;
slouken@7191
  1219
        in->ofs = DIJOFS_POV( in->num );
slouken@2198
  1220
        joystick->nhats++;
slouken@2198
  1221
    } else if (dev->dwType & DIDFT_AXIS) {
slouken@2198
  1222
        DIPROPRANGE diprg;
slouken@2198
  1223
        DIPROPDWORD dilong;
slouken@2198
  1224
slouken@2198
  1225
        in->type = AXIS;
slouken@2198
  1226
        in->num = joystick->naxes;
slouken@7191
  1227
        /* work our the axis this guy maps too, thanks for the code icculus! */
slouken@7191
  1228
        if ( !SDL_memcmp( &dev->guidType, &GUID_XAxis, sizeof(dev->guidType) ) )
slouken@7191
  1229
            in->ofs = DIJOFS_X;
slouken@7191
  1230
        else if ( !SDL_memcmp( &dev->guidType, &GUID_YAxis, sizeof(dev->guidType) ) )
slouken@7191
  1231
            in->ofs = DIJOFS_Y;
slouken@7191
  1232
        else if ( !SDL_memcmp( &dev->guidType, &GUID_ZAxis, sizeof(dev->guidType) ) )
slouken@7191
  1233
            in->ofs = DIJOFS_Z;
slouken@7191
  1234
        else if ( !SDL_memcmp( &dev->guidType, &GUID_RxAxis, sizeof(dev->guidType) ) )
slouken@7191
  1235
            in->ofs = DIJOFS_RX;
slouken@7191
  1236
        else if ( !SDL_memcmp( &dev->guidType, &GUID_RyAxis, sizeof(dev->guidType) ) )
slouken@7191
  1237
            in->ofs = DIJOFS_RY;
slouken@7191
  1238
        else if ( !SDL_memcmp( &dev->guidType, &GUID_RzAxis, sizeof(dev->guidType) ) )
slouken@7191
  1239
            in->ofs = DIJOFS_RZ;
slouken@7191
  1240
        else if ( !SDL_memcmp( &dev->guidType, &GUID_Slider, sizeof(dev->guidType) ) )
slouken@7191
  1241
        {
slouken@7191
  1242
            in->ofs = DIJOFS_SLIDER( joystick->hwdata->NumSliders );
slouken@7191
  1243
            ++joystick->hwdata->NumSliders;
slouken@7191
  1244
        }
slouken@7191
  1245
        else
slouken@7191
  1246
        {
slouken@7191
  1247
             return DIENUM_CONTINUE; /* not an axis we can grok */
slouken@7191
  1248
        }
slouken@2198
  1249
slouken@2198
  1250
        diprg.diph.dwSize = sizeof(diprg);
slouken@2198
  1251
        diprg.diph.dwHeaderSize = sizeof(diprg.diph);
slouken@6690
  1252
        diprg.diph.dwObj = dev->dwType;
slouken@6690
  1253
        diprg.diph.dwHow = DIPH_BYID;
slouken@2198
  1254
        diprg.lMin = AXIS_MIN;
slouken@2198
  1255
        diprg.lMax = AXIS_MAX;
slouken@2198
  1256
slouken@2198
  1257
        result =
slouken@6690
  1258
            IDirectInputDevice8_SetProperty(joystick->hwdata->InputDevice,
slouken@2198
  1259
                                            DIPROP_RANGE, &diprg.diph);
slouken@2198
  1260
        if (FAILED(result)) {
slouken@2198
  1261
            return DIENUM_CONTINUE;     /* don't use this axis */
slouken@2198
  1262
        }
slouken@2198
  1263
slouken@2198
  1264
        /* Set dead zone to 0. */
slouken@2198
  1265
        dilong.diph.dwSize = sizeof(dilong);
slouken@2198
  1266
        dilong.diph.dwHeaderSize = sizeof(dilong.diph);
slouken@6690
  1267
        dilong.diph.dwObj = dev->dwType;
slouken@6690
  1268
        dilong.diph.dwHow = DIPH_BYID;
slouken@2198
  1269
        dilong.dwData = 0;
slouken@2198
  1270
        result =
slouken@6690
  1271
            IDirectInputDevice8_SetProperty(joystick->hwdata->InputDevice,
slouken@2198
  1272
                                            DIPROP_DEADZONE, &dilong.diph);
slouken@2198
  1273
        if (FAILED(result)) {
slouken@2198
  1274
            return DIENUM_CONTINUE;     /* don't use this axis */
slouken@2198
  1275
        }
slouken@2198
  1276
slouken@2198
  1277
        joystick->naxes++;
slouken@2198
  1278
    } else {
slouken@2198
  1279
        /* not supported at this time */
slouken@2198
  1280
        return DIENUM_CONTINUE;
slouken@2198
  1281
    }
slouken@2198
  1282
slouken@2198
  1283
    joystick->hwdata->NumInputs++;
slouken@2198
  1284
slouken@2198
  1285
    if (joystick->hwdata->NumInputs == MAX_INPUTS) {
slouken@2198
  1286
        return DIENUM_STOP;     /* too many */
slouken@2198
  1287
    }
slouken@2198
  1288
slouken@2198
  1289
    return DIENUM_CONTINUE;
slouken@2198
  1290
}
slouken@2198
  1291
slouken@2198
  1292
/* Function to update the state of a joystick - called as a device poll.
slouken@2198
  1293
 * This function shouldn't update the joystick structure directly,
slouken@2198
  1294
 * but instead should call SDL_PrivateJoystick*() to deliver events
slouken@2198
  1295
 * and update joystick device state.
slouken@2198
  1296
 */
slouken@2198
  1297
void
slouken@2198
  1298
SDL_SYS_JoystickUpdate_Polled(SDL_Joystick * joystick)
slouken@2198
  1299
{
slouken@2198
  1300
    DIJOYSTATE2 state;
slouken@2198
  1301
    HRESULT result;
slouken@2198
  1302
    int i;
slouken@2198
  1303
slouken@2198
  1304
    result =
slouken@6690
  1305
        IDirectInputDevice8_GetDeviceState(joystick->hwdata->InputDevice,
slouken@2198
  1306
                                           sizeof(DIJOYSTATE2), &state);
slouken@2198
  1307
    if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
slouken@6690
  1308
        IDirectInputDevice8_Acquire(joystick->hwdata->InputDevice);
slouken@2198
  1309
        result =
slouken@6690
  1310
            IDirectInputDevice8_GetDeviceState(joystick->hwdata->InputDevice,
slouken@2198
  1311
                                               sizeof(DIJOYSTATE2), &state);
slouken@2198
  1312
    }
slouken@2198
  1313
slouken@7191
  1314
    if ( result != DI_OK )
slouken@7191
  1315
    {
slouken@7191
  1316
        joystick->hwdata->send_remove_event = 1;
slouken@7191
  1317
        joystick->hwdata->removed = 1;
slouken@7191
  1318
        return;
slouken@7191
  1319
    }
slouken@6690
  1320
slouken@2198
  1321
    /* Set each known axis, button and POV. */
slouken@2198
  1322
    for (i = 0; i < joystick->hwdata->NumInputs; ++i) {
slouken@2198
  1323
        const input_t *in = &joystick->hwdata->Inputs[i];
slouken@2198
  1324
slouken@2198
  1325
        switch (in->type) {
slouken@2198
  1326
        case AXIS:
slouken@2198
  1327
            switch (in->ofs) {
slouken@2198
  1328
            case DIJOFS_X:
slouken@2198
  1329
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1330
                                            (Sint16) state.lX);
slouken@2198
  1331
                break;
slouken@2198
  1332
            case DIJOFS_Y:
slouken@2198
  1333
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1334
                                            (Sint16) state.lY);
slouken@2198
  1335
                break;
slouken@2198
  1336
            case DIJOFS_Z:
slouken@2198
  1337
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1338
                                            (Sint16) state.lZ);
slouken@2198
  1339
                break;
slouken@2198
  1340
            case DIJOFS_RX:
slouken@2198
  1341
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1342
                                            (Sint16) state.lRx);
slouken@2198
  1343
                break;
slouken@2198
  1344
            case DIJOFS_RY:
slouken@2198
  1345
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1346
                                            (Sint16) state.lRy);
slouken@2198
  1347
                break;
slouken@2198
  1348
            case DIJOFS_RZ:
slouken@2198
  1349
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1350
                                            (Sint16) state.lRz);
slouken@2198
  1351
                break;
slouken@2198
  1352
            case DIJOFS_SLIDER(0):
slouken@2198
  1353
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1354
                                            (Sint16) state.rglSlider[0]);
slouken@2198
  1355
                break;
slouken@2198
  1356
            case DIJOFS_SLIDER(1):
slouken@2198
  1357
                SDL_PrivateJoystickAxis_Int(joystick, in->num,
slouken@2198
  1358
                                            (Sint16) state.rglSlider[1]);
slouken@2198
  1359
                break;
slouken@2198
  1360
            }
slouken@2198
  1361
slouken@2198
  1362
            break;
slouken@2198
  1363
slouken@2198
  1364
        case BUTTON:
slouken@2198
  1365
            SDL_PrivateJoystickButton_Int(joystick, in->num,
slouken@3013
  1366
                                          (Uint8) (state.
slouken@3013
  1367
                                                   rgbButtons[in->ofs -
slouken@3013
  1368
                                                              DIJOFS_BUTTON0]
slouken@2198
  1369
                                                   ? SDL_PRESSED :
slouken@2198
  1370
                                                   SDL_RELEASED));
slouken@2198
  1371
            break;
slouken@2198
  1372
        case HAT:
slouken@2198
  1373
            {
slouken@2198
  1374
                Uint8 pos = TranslatePOV(state.rgdwPOV[in->ofs -
slouken@2198
  1375
                                                       DIJOFS_POV(0)]);
slouken@2198
  1376
                SDL_PrivateJoystickHat_Int(joystick, in->num, pos);
slouken@2198
  1377
                break;
slouken@2198
  1378
            }
slouken@2198
  1379
        }
slouken@2198
  1380
    }
slouken@2198
  1381
}
slouken@2198
  1382
slouken@2198
  1383
void
slouken@2198
  1384
SDL_SYS_JoystickUpdate_Buffered(SDL_Joystick * joystick)
slouken@2198
  1385
{
slouken@2198
  1386
    int i;
slouken@2198
  1387
    HRESULT result;
slouken@2198
  1388
    DWORD numevents;
slouken@2198
  1389
    DIDEVICEOBJECTDATA evtbuf[INPUT_QSIZE];
slouken@2198
  1390
slouken@2198
  1391
    numevents = INPUT_QSIZE;
slouken@2198
  1392
    result =
slouken@6690
  1393
        IDirectInputDevice8_GetDeviceData(joystick->hwdata->InputDevice,
slouken@2198
  1394
                                          sizeof(DIDEVICEOBJECTDATA), evtbuf,
slouken@2198
  1395
                                          &numevents, 0);
slouken@2198
  1396
    if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
slouken@6690
  1397
        IDirectInputDevice8_Acquire(joystick->hwdata->InputDevice);
slouken@2198
  1398
        result =
slouken@6690
  1399
            IDirectInputDevice8_GetDeviceData(joystick->hwdata->InputDevice,
slouken@2198
  1400
                                              sizeof(DIDEVICEOBJECTDATA),
slouken@2198
  1401
                                              evtbuf, &numevents, 0);
slouken@2198
  1402
    }
slouken@2198
  1403
slouken@2198
  1404
    /* Handle the events or punt */
slouken@2198
  1405
    if (FAILED(result))
slouken@7191
  1406
    {
slouken@7191
  1407
        joystick->hwdata->send_remove_event = 1;
slouken@7191
  1408
        joystick->hwdata->removed = 1;
slouken@2198
  1409
        return;
slouken@7191
  1410
    }
slouken@2198
  1411
slouken@2198
  1412
    for (i = 0; i < (int) numevents; ++i) {
slouken@2198
  1413
        int j;
slouken@2198
  1414
slouken@2198
  1415
        for (j = 0; j < joystick->hwdata->NumInputs; ++j) {
slouken@2198
  1416
            const input_t *in = &joystick->hwdata->Inputs[j];
slouken@2198
  1417
slouken@2198
  1418
            if (evtbuf[i].dwOfs != in->ofs)
slouken@2198
  1419
                continue;
slouken@2198
  1420
slouken@2198
  1421
            switch (in->type) {
slouken@2198
  1422
            case AXIS:
slouken@2198
  1423
                SDL_PrivateJoystickAxis(joystick, in->num,
slouken@2198
  1424
                                        (Sint16) evtbuf[i].dwData);
slouken@2198
  1425
                break;
slouken@2198
  1426
            case BUTTON:
slouken@2198
  1427
                SDL_PrivateJoystickButton(joystick, in->num,
slouken@3013
  1428
                                          (Uint8) (evtbuf[i].
slouken@3013
  1429
                                                   dwData ? SDL_PRESSED :
slouken@2198
  1430
                                                   SDL_RELEASED));
slouken@2198
  1431
                break;
slouken@2198
  1432
            case HAT:
slouken@2198
  1433
                {
slouken@2198
  1434
                    Uint8 pos = TranslatePOV(evtbuf[i].dwData);
slouken@2198
  1435
                    SDL_PrivateJoystickHat(joystick, in->num, pos);
slouken@2198
  1436
                }
slouken@2198
  1437
            }
slouken@2198
  1438
        }
slouken@2198
  1439
    }
slouken@2198
  1440
}
slouken@2198
  1441
slouken@2198
  1442
slouken@6690
  1443
/* Function to return > 0 if a bit array of buttons differs after applying a mask
slouken@6690
  1444
*/
slouken@6690
  1445
int ButtonChanged( int ButtonsNow, int ButtonsPrev, int ButtonMask )
slouken@6690
  1446
{
slouken@7191
  1447
    return ( ButtonsNow & ButtonMask ) != ( ButtonsPrev & ButtonMask );
slouken@6690
  1448
}
slouken@6690
  1449
slouken@6690
  1450
/* Function to update the state of a XInput style joystick.
slouken@6690
  1451
*/
slouken@6690
  1452
void
slouken@6690
  1453
SDL_SYS_JoystickUpdate_XInput(SDL_Joystick * joystick)
slouken@6690
  1454
{
slouken@7191
  1455
    HRESULT result;
slouken@6690
  1456
slouken@7191
  1457
    if ( !XINPUTGETSTATE )
slouken@7191
  1458
        return;
slouken@6690
  1459
slouken@7191
  1460
    result = XINPUTGETSTATE( joystick->hwdata->userid, &joystick->hwdata->XInputState[joystick->hwdata->currentXInputSlot] );
slouken@7191
  1461
    if ( result == ERROR_DEVICE_NOT_CONNECTED )
slouken@7191
  1462
    {
slouken@7191
  1463
        joystick->hwdata->send_remove_event = 1;
slouken@7191
  1464
        joystick->hwdata->removed = 1;
slouken@7191
  1465
        return;
slouken@7191
  1466
    }
slouken@6690
  1467
slouken@7191
  1468
    /* only fire events if the data changed from last time */
slouken@7191
  1469
    if ( joystick->hwdata->XInputState[joystick->hwdata->currentXInputSlot].dwPacketNumber != 0
slouken@7191
  1470
        && joystick->hwdata->XInputState[joystick->hwdata->currentXInputSlot].dwPacketNumber != joystick->hwdata->XInputState[joystick->hwdata->currentXInputSlot^1].dwPacketNumber )
slouken@7191
  1471
    {
slouken@7191
  1472
        XINPUT_STATE_EX *pXInputState = &joystick->hwdata->XInputState[joystick->hwdata->currentXInputSlot];
slouken@7191
  1473
        XINPUT_STATE_EX *pXInputStatePrev = &joystick->hwdata->XInputState[joystick->hwdata->currentXInputSlot ^ 1];
slouken@6690
  1474
slouken@7191
  1475
        SDL_PrivateJoystickAxis(joystick, 0, (Sint16)pXInputState->Gamepad.sThumbLX );
slouken@7191
  1476
        SDL_PrivateJoystickAxis(joystick, 1, (Sint16)(-1*pXInputState->Gamepad.sThumbLY-1) );
slouken@7191
  1477
        SDL_PrivateJoystickAxis(joystick, 2, (Sint16)pXInputState->Gamepad.sThumbRX );
slouken@7191
  1478
        SDL_PrivateJoystickAxis(joystick, 3, (Sint16)(-1*pXInputState->Gamepad.sThumbRY-1) );
slouken@7191
  1479
        SDL_PrivateJoystickAxis(joystick, 4, (Sint16)((int)pXInputState->Gamepad.bLeftTrigger*32767/255) );
slouken@7191
  1480
        SDL_PrivateJoystickAxis(joystick, 5, (Sint16)((int)pXInputState->Gamepad.bRightTrigger*32767/255) );
slouken@6690
  1481
slouken@7191
  1482
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_DPAD_UP ) )
slouken@7191
  1483
            SDL_PrivateJoystickButton(joystick, 0, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UP ? SDL_PRESSED :  SDL_RELEASED );
slouken@7191
  1484
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_DPAD_DOWN ) )
slouken@7191
  1485
            SDL_PrivateJoystickButton(joystick, 1, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_DOWN ? SDL_PRESSED :    SDL_RELEASED );
slouken@7191
  1486
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_DPAD_LEFT ) )
slouken@7191
  1487
            SDL_PrivateJoystickButton(joystick, 2, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_LEFT ? SDL_PRESSED :    SDL_RELEASED );
slouken@7191
  1488
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_DPAD_RIGHT ) )
slouken@7191
  1489
            SDL_PrivateJoystickButton(joystick, 3, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_RIGHT ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1490
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_START ) )
slouken@7191
  1491
            SDL_PrivateJoystickButton(joystick, 4, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_START ? SDL_PRESSED :    SDL_RELEASED );
slouken@7191
  1492
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_BACK ) )
slouken@7191
  1493
            SDL_PrivateJoystickButton(joystick, 5, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_BACK ? SDL_PRESSED : SDL_RELEASED );
slouken@7191
  1494
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_LEFT_THUMB ) )
slouken@7191
  1495
            SDL_PrivateJoystickButton(joystick, 6, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_THUMB ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1496
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_RIGHT_THUMB ) )
slouken@7191
  1497
            SDL_PrivateJoystickButton(joystick, 7, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_THUMB ? SDL_PRESSED :  SDL_RELEASED );
slouken@7191
  1498
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_LEFT_SHOULDER ) )
slouken@7191
  1499
            SDL_PrivateJoystickButton(joystick, 8, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_LEFT_SHOULDER ? SDL_PRESSED :    SDL_RELEASED );
slouken@7191
  1500
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_RIGHT_SHOULDER ) )
slouken@7191
  1501
            SDL_PrivateJoystickButton(joystick, 9, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_RIGHT_SHOULDER ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1502
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_A ) )
slouken@7191
  1503
            SDL_PrivateJoystickButton(joystick, 10, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_A ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1504
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_B ) )
slouken@7191
  1505
            SDL_PrivateJoystickButton(joystick, 11, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_B ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1506
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_X ) )
slouken@7191
  1507
            SDL_PrivateJoystickButton(joystick, 12, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_X ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1508
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons, XINPUT_GAMEPAD_Y ) )
slouken@7191
  1509
            SDL_PrivateJoystickButton(joystick, 13, pXInputState->Gamepad.wButtons & XINPUT_GAMEPAD_Y ? SDL_PRESSED :   SDL_RELEASED );
slouken@7191
  1510
        if ( ButtonChanged( pXInputState->Gamepad.wButtons, pXInputStatePrev->Gamepad.wButtons,  0x400 ) )
slouken@7191
  1511
            SDL_PrivateJoystickButton(joystick, 14, pXInputState->Gamepad.wButtons & 0x400 ? SDL_PRESSED :  SDL_RELEASED ); /* 0x400 is the undocumented code for the guide button */
slouken@6690
  1512
slouken@7191
  1513
        joystick->hwdata->currentXInputSlot ^= 1;
slouken@6690
  1514
slouken@7191
  1515
    }
slouken@6690
  1516
}
slouken@6690
  1517
slouken@6690
  1518
slouken@1895
  1519
static Uint8
slouken@1895
  1520
TranslatePOV(DWORD value)
slouken@1895
  1521
{
slouken@1895
  1522
    const int HAT_VALS[] = {
slouken@1895
  1523
        SDL_HAT_UP,
slouken@1895
  1524
        SDL_HAT_UP | SDL_HAT_RIGHT,
slouken@1895
  1525
        SDL_HAT_RIGHT,
slouken@1895
  1526
        SDL_HAT_DOWN | SDL_HAT_RIGHT,
slouken@1895
  1527
        SDL_HAT_DOWN,
slouken@1895
  1528
        SDL_HAT_DOWN | SDL_HAT_LEFT,
slouken@1895
  1529
        SDL_HAT_LEFT,
slouken@1895
  1530
        SDL_HAT_UP | SDL_HAT_LEFT
slouken@1895
  1531
    };
slouken@1895
  1532
slouken@1895
  1533
    if (LOWORD(value) == 0xFFFF)
slouken@1895
  1534
        return SDL_HAT_CENTERED;
slouken@1895
  1535
slouken@1895
  1536
    /* Round the value up: */
slouken@1895
  1537
    value += 4500 / 2;
slouken@1895
  1538
    value %= 36000;
slouken@1895
  1539
    value /= 4500;
slouken@1895
  1540
slouken@1895
  1541
    if (value >= 8)
slouken@1895
  1542
        return SDL_HAT_CENTERED;        /* shouldn't happen */
slouken@1895
  1543
slouken@1895
  1544
    return HAT_VALS[value];
slouken@1895
  1545
}
slouken@1895
  1546
slouken@1895
  1547
/* SDL_PrivateJoystick* doesn't discard duplicate events, so we need to
slouken@1895
  1548
 * do it. */
slouken@1895
  1549
static int
slouken@1895
  1550
SDL_PrivateJoystickAxis_Int(SDL_Joystick * joystick, Uint8 axis, Sint16 value)
slouken@1895
  1551
{
slouken@1895
  1552
    if (joystick->axes[axis] != value)
slouken@1895
  1553
        return SDL_PrivateJoystickAxis(joystick, axis, value);
slouken@1895
  1554
    return 0;
slouken@1895
  1555
}
slouken@1895
  1556
slouken@1895
  1557
static int
slouken@1895
  1558
SDL_PrivateJoystickHat_Int(SDL_Joystick * joystick, Uint8 hat, Uint8 value)
slouken@1895
  1559
{
slouken@1895
  1560
    if (joystick->hats[hat] != value)
slouken@1895
  1561
        return SDL_PrivateJoystickHat(joystick, hat, value);
slouken@1895
  1562
    return 0;
slouken@1895
  1563
}
slouken@1895
  1564
slouken@1895
  1565
static int
slouken@1895
  1566
SDL_PrivateJoystickButton_Int(SDL_Joystick * joystick, Uint8 button,
slouken@1895
  1567
                              Uint8 state)
slouken@1895
  1568
{
slouken@1895
  1569
    if (joystick->buttons[button] != state)
slouken@1895
  1570
        return SDL_PrivateJoystickButton(joystick, button, state);
slouken@1895
  1571
    return 0;
slouken@1895
  1572
}
slouken@1895
  1573
slouken@1895
  1574
void
slouken@1895
  1575
SDL_SYS_JoystickUpdate(SDL_Joystick * joystick)
slouken@1895
  1576
{
slouken@1895
  1577
    HRESULT result;
slouken@1895
  1578
slouken@7191
  1579
    if ( joystick->closed || !joystick->hwdata )
slouken@7191
  1580
        return;
slouken@1895
  1581
slouken@7191
  1582
    if (joystick->hwdata->bXInputDevice)
slouken@7191
  1583
    {
slouken@7191
  1584
        SDL_SYS_JoystickUpdate_XInput(joystick);
slouken@7191
  1585
    }
slouken@7191
  1586
    else
slouken@7191
  1587
    {
slouken@7191
  1588
        result = IDirectInputDevice8_Poll(joystick->hwdata->InputDevice);
slouken@7191
  1589
        if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
slouken@7191
  1590
            IDirectInputDevice8_Acquire(joystick->hwdata->InputDevice);
slouken@7191
  1591
            IDirectInputDevice8_Poll(joystick->hwdata->InputDevice);
slouken@7191
  1592
        }
slouken@6690
  1593
slouken@7191
  1594
        if (joystick->hwdata->buffered)
slouken@7191
  1595
            SDL_SYS_JoystickUpdate_Buffered(joystick);
slouken@7191
  1596
        else
slouken@7191
  1597
            SDL_SYS_JoystickUpdate_Polled(joystick);
slouken@7191
  1598
    }
slouken@6690
  1599
slouken@7191
  1600
    if ( joystick->hwdata->removed )
slouken@7191
  1601
    {
slouken@7191
  1602
        joystick->closed = 1;
slouken@7191
  1603
        joystick->uncentered = 1;
slouken@7191
  1604
    }
slouken@1895
  1605
}
slouken@1895
  1606
slouken@1895
  1607
/* Function to close a joystick after use */
slouken@1895
  1608
void
slouken@1895
  1609
SDL_SYS_JoystickClose(SDL_Joystick * joystick)
slouken@1895
  1610
{
slouken@7191
  1611
    if ( joystick->hwdata->bXInputDevice )
slouken@7191
  1612
    {
slouken@7191
  1613
        JoyStick_DeviceData *joysticklist = SYS_Joystick;
slouken@7191
  1614
        /* scan the opened joysticks and clear the userid for this instance */
slouken@7191
  1615
        for( ; joysticklist; joysticklist = joysticklist->pNext)
slouken@7191
  1616
        {
slouken@7191
  1617
            if ( joysticklist->bXInputDevice && joysticklist->nInstanceID == joystick->instance_id )
slouken@7191
  1618
            {
slouken@7191
  1619
                joysticklist->XInputUserId = INVALID_XINPUT_USERID;
slouken@7191
  1620
            }
slouken@7191
  1621
        }
slouken@6690
  1622
slouken@7191
  1623
    }
slouken@7191
  1624
    else
slouken@7191
  1625
    {
slouken@7191
  1626
        IDirectInputDevice8_Unacquire(joystick->hwdata->InputDevice);
slouken@7191
  1627
        IDirectInputDevice8_Release(joystick->hwdata->InputDevice);
slouken@7191
  1628
    }
slouken@1895
  1629
slouken@1895
  1630
    if (joystick->hwdata != NULL) {
slouken@1895
  1631
        /* free system specific hardware data */
slouken@2713
  1632
        SDL_free(joystick->hwdata);
slouken@1895
  1633
    }
slouken@6690
  1634
slouken@7191
  1635
    joystick->closed = 1;
slouken@1895
  1636
}
slouken@1895
  1637
slouken@1895
  1638
/* Function to perform any system-specific joystick related cleanup */
slouken@1895
  1639
void
slouken@1895
  1640
SDL_SYS_JoystickQuit(void)
slouken@1895
  1641
{
slouken@7191
  1642
    JoyStick_DeviceData *device = SYS_Joystick;
slouken@5090
  1643
slouken@7191
  1644
    while ( device )
slouken@7191
  1645
    {
slouken@7191
  1646
        JoyStick_DeviceData *device_next = device->pNext;
slouken@7191
  1647
        SDL_free(device->joystickname);
slouken@7191
  1648
        SDL_free(device);
slouken@7191
  1649
        device = device_next;
slouken@7191
  1650
    }
slouken@7191
  1651
    SYS_Joystick = NULL;
slouken@6690
  1652
slouken@7191
  1653
    if ( s_threadJoystick )
slouken@7191
  1654
    {
slouken@7191
  1655
        SDL_LockMutex( s_mutexJoyStickEnum );
slouken@7191
  1656
        s_bJoystickThreadQuit = SDL_TRUE;
slouken@7191
  1657
        SDL_CondBroadcast( s_condJoystickThread ); /* signal the joystick thread to quit */
slouken@7191
  1658
        SDL_UnlockMutex( s_mutexJoyStickEnum );
slouken@7191
  1659
        SDL_WaitThread( s_threadJoystick, NULL ); /* wait for it to bugger off */
slouken@6690
  1660
slouken@7191
  1661
        SDL_DestroyMutex( s_mutexJoyStickEnum );
slouken@7191
  1662
        SDL_DestroyCond( s_condJoystickThread );
slouken@7191
  1663
        s_condJoystickThread= NULL;
slouken@7191
  1664
        s_mutexJoyStickEnum = NULL;
slouken@7191
  1665
        s_threadJoystick = NULL;
slouken@7191
  1666
    }
slouken@5090
  1667
icculus@5591
  1668
    if (dinput != NULL) {
slouken@6690
  1669
        IDirectInput8_Release(dinput);
icculus@5591
  1670
        dinput = NULL;
icculus@5591
  1671
    }
icculus@5591
  1672
icculus@5591
  1673
    if (coinitialized) {
icculus@5591
  1674
        WIN_CoUninitialize();
icculus@5591
  1675
        coinitialized = SDL_FALSE;
icculus@5591
  1676
    }
slouken@6690
  1677
slouken@7191
  1678
    if ( s_pKnownJoystickGUIDs )
slouken@7191
  1679
    {
slouken@7191
  1680
        SDL_free( s_pKnownJoystickGUIDs );
slouken@7191
  1681
        s_pKnownJoystickGUIDs = NULL;
slouken@7191
  1682
    }
slouken@6690
  1683
icculus@6990
  1684
    if (s_bXInputEnabled) {
icculus@6990
  1685
        WIN_UnloadXInputDLL();
icculus@6990
  1686
    }
slouken@6690
  1687
}
slouken@6690
  1688
slouken@6690
  1689
slouken@6690
  1690
/* return the stable device guid for this device index */
slouken@6738
  1691
SDL_JoystickGUID SDL_SYS_JoystickGetDeviceGUID( int device_index )
slouken@6690
  1692
{
slouken@7191
  1693
    JoyStick_DeviceData *device = SYS_Joystick;
slouken@7191
  1694
    int index;
slouken@6690
  1695
slouken@7191
  1696
    for (index = device_index; index > 0; index--)
slouken@7191
  1697
        device = device->pNext;
slouken@6690
  1698
slouken@7191
  1699
    return device->guid;
slouken@6690
  1700
}
slouken@6690
  1701
slouken@6738
  1702
SDL_JoystickGUID SDL_SYS_JoystickGetGUID(SDL_Joystick * joystick)
slouken@6707
  1703
{
slouken@7191
  1704
    return joystick->hwdata->guid;
slouken@6707
  1705
}
slouken@6707
  1706
slouken@6707
  1707
/* return SDL_TRUE if this device is using XInput */
slouken@6707
  1708
SDL_bool SDL_SYS_IsXInputDeviceIndex(int device_index)
slouken@6690
  1709
{
slouken@7191
  1710
    JoyStick_DeviceData *device = SYS_Joystick;
slouken@7191
  1711
    int index;
slouken@6690
  1712
slouken@7191
  1713
    for (index = device_index; index > 0; index--)
slouken@7191
  1714
        device = device->pNext;
slouken@6690
  1715
slouken@7191
  1716
    return device->bXInputDevice;
slouken@6690
  1717
}
slouken@6690
  1718
slouken@1895
  1719
#endif /* SDL_JOYSTICK_DINPUT */
slouken@3575
  1720
slouken@1895
  1721
/* vi: set ts=4 sw=4 expandtab: */