SDL_SetWindowResizable - Set the user-resizable state of a window.

       This function is available since SDL 3.2.0.

       This  will  add  or remove the window's SDL_WINDOW_RESIZABLE flag and allow/disallow user resizing of the
       window. This is a no-op if the window's resizable state already matches the requested state.

       You can't change the resizable state of a fullscreen window.

window the window of which to change the resizable state.

       resizable
              true to allow resizing, false to disallow.

       SDL_SetWindowResizable - Set the user-resizable state of a window.

       for more information.

SDL_GetWindowFlags(3)

Simple Directmedia Layer                           SDL 3.2.20                          SDL_SetWindowResizable(3)

#include<SDL3/SDL_video.h>boolSDL_SetWindowResizable(SDL_Window*window,boolresizable);

       This function should only be called on the main thread.