SDL_GetFullscreenDisplayModes - Get a list of fullscreen display modes available on a display.

       This function is available since SDL 3.2.0.

       The display modes are sorted in this priority:

       • w -> largest to smallest

       • h -> largest to smallest

       • bits per pixel -> more colors to fewer colors

       • packed pixel layout -> largest to smallest

       • refresh rate -> highest to lowest

       • pixel density -> lowest to highest

displayID
              the instance ID of the display to query.

       count  a pointer filled in with the number of display modes returned, may be NULL.

       SDL_GetFullscreenDisplayModes - Get a list of fullscreen display modes available on a display.

       Returns a NULL terminated array of display mode pointers or NULL on failure; call SDL_GetError() for more
       information.  This  is  a  single  allocation  that  should be freed with SDL_free() when it is no longer
       needed.

SDL_GetDisplays(3)

Simple Directmedia Layer                           SDL 3.2.20                   SDL_GetFullscreenDisplayModes(3)

#include<SDL3/SDL_video.h>SDL_DisplayMode**SDL_GetFullscreenDisplayModes(SDL_DisplayIDdisplayID,int*count);

       This function should only be called on the main thread.