Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_SetJoystickPlayerIndex - Set the player index of an opened joystick.
SYNOPSIS
#include <SDL3/SDL_joystick.h>
bool SDL_SetJoystickPlayerIndex(SDL_Joystick *joystick, int player_index);
FUNCTION PARAMETERS
joystick
the SDL_Joystick obtained from SDL_OpenJoystick().
player_index
player index to assign to this joystick, or -1 to clear the player index and turn off player LEDs.
RETURN VALUE
for more information.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
SDL_GetJoystickPlayerIndex(3)
Simple Directmedia Layer SDL 3.2.20 SDL_SetJoystickPlayerIndex(3)