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Fix false positives in SDL_GameControllerRumble() support detection

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This commit is contained in:
Cameron Gutman 2020-03-07 17:00:38 -08:00
parent 519473e498
commit 2cb3a132c6
1 changed files with 4 additions and 2 deletions
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6
app/streaming/input.cpp
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@ -999,8 +999,10 @@ void SdlInputHandler::handleControllerDeviceEvent(SDL_ControllerDeviceEvent* eve
state->jsId = SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(state->controller));
#if SDL_VERSION_ATLEAST(2, 0, 9)
// Perform a no-op rumble to see if haptics are supported
hapticCaps = SDL_GameControllerRumble(controller, 0, 0, 0) == 0 ?
// Perform a tiny rumble to see if haptics are supported.
// NB: We cannot use zeros for rumble intensity or SDL will not actually call the JS driver
// and we'll get a (potentially false) success value returned.
hapticCaps = SDL_GameControllerRumble(controller, 1, 1, 1) == 0 ?
ML_HAPTIC_GC_RUMBLE : 0;
#else
state->haptic = SDL_HapticOpenFromJoystick(SDL_GameControllerGetJoystick(state->controller));