Commit aeb275149a453ca99ff3e5d4c39ff14888c98960

Sam Lantinga 2022-08-01T10:38:31

Poll DirectInput devices to get their initial state Fixes https://github.com/libsdl-org/SDL/issues/3816

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diff --git a/src/joystick/windows/SDL_dinputjoystick.c b/src/joystick/windows/SDL_dinputjoystick.c
index 5122f0c..9021993 100644
--- a/src/joystick/windows/SDL_dinputjoystick.c
+++ b/src/joystick/windows/SDL_dinputjoystick.c
@@ -855,6 +855,15 @@ SDL_DINPUT_JoystickOpen(SDL_Joystick * joystick, JoyStick_DeviceData *joystickde
     } else if (FAILED(result)) {
         return SetDIerror("IDirectInputDevice8::SetProperty", result);
     }
+
+    /* Poll and wait for initial device state to be populated */
+    result = IDirectInputDevice8_Poll(joystick->hwdata->InputDevice);
+    if (result == DIERR_INPUTLOST || result == DIERR_NOTACQUIRED) {
+        IDirectInputDevice8_Acquire(joystick->hwdata->InputDevice);
+        IDirectInputDevice8_Poll(joystick->hwdata->InputDevice);
+    }
+    SDL_Delay(50);
+
     return 0;
 }