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

SDL_AtomicDecRef

Decrement an atomic variable used as a reference count.

Header File

Defined in SDL_atomic.h, but apps should use #include <SDL3/SDL.h>

Syntax

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

Macro Parameters

a	a pointer to an SDL_AtomicInt to increment.

Return Value

Returns SDL_TRUE if the variable reached zero after decrementing, SDL_FALSE otherwise

Remarks

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

Version

This macro is available since SDL 3.0.0.

See Also

• SDL_AtomicIncRef

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CategoryAPI, CategoryAPIMacro

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