Man page - sdl_setatomicu32(3)

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SDL_SetAtomicU32 - Set an atomic variable to a value.

Defined in SDL3/SDL_atomic.h

#include "SDL3/SDL.h"

Uint32 SDL_SetAtomicU32(SDL_AtomicU32 *a, Uint32 v);

This function also acts as a full memory barrier. Note: If you don’t know what this function is for, you shouldn’t use it!

a pointer to an SDL_AtomicU32

variable to be modified.

the desired value.

( Uint32 ) Returns the previous value of the atomic variable.

It is safe to call this function from any thread.

This function is available since SDL 3.2.0.