SDL Wiki
(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)


Add to an atomic variable.


int SDL_AtomicAdd(SDL_AtomicInt *a, int v);

Function Parameters

a a pointer to an SDL_AtomicInt variable to be modified
v the desired value to add

Return Value

Returns the previous value of the atomic variable.


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!


This function is available since SDL 3.0.0.

CategoryAPI, CategoryAtomic

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