SDL_HINT_RENDER_DIRECT3D_THREADSAFE - A variable controlling whether the Direct3D device is initialized

       This hint is available since SDL 3.2.0.

Simple Directmedia Layer                           SDL 3.2.20             SDL_HINT_RENDER_DIRECT3D_THREADSAFE(3)

       The variable can be set to the following values:

       • "0": Thread-safety is not enabled. (default)

       • "1": Thread-safety is enabled.

       This hint should be set before creating a renderer.

       SDL_HINT_RENDER_DIRECT3D_THREADSAFE  -  A variable controlling whether the Direct3D device is initialized
       for thread-safe operations.

#include<SDL3/SDL_hints.h>#defineSDL_HINT_RENDER_DIRECT3D_THREADSAFE"SDL_RENDER_DIRECT3D_THREADSAFE"