Man page - sdl_atomicdecref(3)

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SDL_AtomicDecRef - Decrement an atomic variable used as a reference count.

Defined in SDL3/SDL_atomic.h

#include "SDL3/SDL.h"

#define SDL_AtomicDecRef(a) (SDL_AddAtomicInt(a, -1) == 1)

Note: If you don’t know what this macro is for, you shouldn’t use it!

Returns true if the variable reached zero after decrementing, false otherwise.

It is safe to call this macro from any thread.

This macro is available since SDL 3.2.0.