void
SDL_XINPUT_JoystickQuit(void)
{
if (s_bXInputEnabled) {
WIN_UnloadXInputDLL();
}
}
/*
* Clean up after system specific haptic stuff
*/
void
SDL_SYS_HapticQuit(void)
{
int i;
if (loaded_xinput) {
WIN_UnloadXInputDLL();
loaded_xinput = SDL_FALSE;
}
for (i = 0; i < SDL_arraysize(SDL_hapticlist); ++i) {
if (SDL_hapticlist[i].name) {
SDL_free(SDL_hapticlist[i].name);
SDL_hapticlist[i].name = NULL;
}
}
if (dinput != NULL) {
IDirectInput8_Release(dinput);
dinput = NULL;
}
if (coinitialized) {
WIN_CoUninitialize();
coinitialized = SDL_FALSE;
}
}
void
SDL_XINPUT_HapticQuit(void)
{
if (loaded_xinput) {
WIN_UnloadXInputDLL();
loaded_xinput = SDL_FALSE;
}
}
int
WIN_LoadXInputDLL(void)
{
DWORD version = 0;
if (s_pXInputDLL) {
SDL_assert(s_XInputDLLRefCount > 0);
s_XInputDLLRefCount++;
return 0; /* already loaded */
}
version = (1 << 16) | 4;
s_pXInputDLL = LoadLibrary(L"XInput1_4.dll"); /* 1.4 Ships with Windows 8. */
if (!s_pXInputDLL) {
version = (1 << 16) | 3;
s_pXInputDLL = LoadLibrary(L"XInput1_3.dll"); /* 1.3 can be installed as a redistributable component. */
}
if (!s_pXInputDLL) {
s_pXInputDLL = LoadLibrary(L"bin\\XInput1_3.dll");
}
if (!s_pXInputDLL) {
/* "9.1.0" Ships with Vista and Win7, and is more limited than 1.3+ (e.g. XInputGetStateEx is not available.) */
s_pXInputDLL = LoadLibrary(L"XInput9_1_0.dll");
}
if (!s_pXInputDLL) {
return -1;
}
SDL_assert(s_XInputDLLRefCount == 0);
SDL_XInputVersion = version;
s_XInputDLLRefCount = 1;
/* 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... */
SDL_XInputGetState = (XInputGetState_t)GetProcAddress((HMODULE)s_pXInputDLL, (LPCSTR)100);
if (!SDL_XInputGetState) {
SDL_XInputGetState = (XInputGetState_t)GetProcAddress((HMODULE)s_pXInputDLL, "XInputGetState");
}
SDL_XInputSetState = (XInputSetState_t)GetProcAddress((HMODULE)s_pXInputDLL, "XInputSetState");
SDL_XInputGetCapabilities = (XInputGetCapabilities_t)GetProcAddress((HMODULE)s_pXInputDLL, "XInputGetCapabilities");
SDL_XInputGetBatteryInformation = (XInputGetBatteryInformation_t)GetProcAddress( (HMODULE)s_pXInputDLL, "XInputGetBatteryInformation" );
if (!SDL_XInputGetState || !SDL_XInputSetState || !SDL_XInputGetCapabilities) {
WIN_UnloadXInputDLL();
return -1;
}
return 0;
}
