SDL Wiki
(This is the legacy documentation for stable SDL2, the current stable version; SDL3 is the current development version.)


Get the mapping of a game controller.


char* SDL_GameControllerMappingForDeviceIndex(int joystick_index);

Function Parameters

joystick_index the device_index of a device, from zero to SDL_NumJoysticks()-1

Return Value

Returns the mapping string. Must be freed with SDL_free(). Returns NULL if no mapping is available.


This can be called before any controllers are opened.


This function is available since SDL 2.0.9.


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