Get the mapping of a game controller.
Defined in SDL_gamecontroller.h
char* SDL_GameControllerMappingForDeviceIndex(int joystick_index);
int | joystick_index | the device_index of a device, from zero to SDL_NumJoysticks()-1. |
(char *) 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.