SDL Wiki
(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)


Set values on an opened, virtual-joystick's button.


int SDL_SetJoystickVirtualButton(SDL_Joystick *joystick, int button, Uint8 value);

Function Parameters

joystick the virtual joystick on which to set state.
button the specific button on the virtual joystick to set.
value the new value for the specified button.

Return Value

Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.


Please note that values set here will not be applied until the next call to SDL_UpdateJoysticks, which can either be called directly, or can be called indirectly through various other SDL APIs, including, but not limited to the following: SDL_PollEvent, SDL_PumpEvents, SDL_WaitEventTimeout, SDL_WaitEvent.


This function is available since SDL 3.0.0.


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