SDL_HINT_WINDOWS_ERASE_BACKGROUND_MODE - A variable controlling whether SDL will clear the window

       This hint is available since SDL 3.2.0.

Simple Directmedia Layer                           SDL 3.2.20          SDL_HINT_WINDOWS_ERASE_BACKGROUND_MODE(3)

       The variable can be set to the following values:

       • "0"/"never": Never clear the window.

       • "1"/"initial": Clear the window when the first WM_ERASEBKGND event fires. (default)

       • "2"/"always": Clear the window on every WM_ERASEBKGND event.

       This hint should be set before creating a window.

       SDL_HINT_WINDOWS_ERASE_BACKGROUND_MODE  -  A  variable  controlling  whether  SDL  will  clear the window
       contents when the WM_ERASEBKGND message is received.

#include<SDL3/SDL_hints.h>#defineSDL_HINT_WINDOWS_ERASE_BACKGROUND_MODE"SDL_WINDOWS_ERASE_BACKGROUND_MODE"