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Windows: Try to use xinput9_1_0.dll if XInput 1.4 and 1.3 are not available.

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XInput "9.1.0" ships with Windows Vista and 7 systems, but it lacks some features, including support for detecting Guide button presses.
This commit is contained in:
Alex Szpakowski 2015-09-14 22:50:55 -03:00
parent 76fc378837
commit a506f1cbc7
1 changed files with 8 additions and 1 deletions
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9
src/core/windows/SDL_xinput.c
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@ -84,11 +84,15 @@ WIN_LoadXInputDLL(void)
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 Ships with Vista and Win7, can be installed as a redistributable component. */
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;
}
@ -99,6 +103,9 @@ WIN_LoadXInputDLL(void)
/* 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");
if (!SDL_XInputGetState || !SDL_XInputSetState || !SDL_XInputGetCapabilities) {