SDL_CompareAndSwapAtomicPointer - Set a pointer to a new value if it is currently an old value.

       This function is available since SDL 3.2.0.

Note:Ifyoudon'tknowwhatthisfunctionisfor,youshouldn'tuseit!

a      a pointer to a pointer.

       oldval the old pointer value.

       newval the new pointer value.

       SDL_CompareAndSwapAtomicPointer - Set a pointer to a new value if it is currently an old value.

       Returns true if the pointer was set, false otherwise.

SDL_CompareAndSwapAtomicInt(3), SDL_GetAtomicPointer(3), SDL_SetAtomicPointer(3)

Simple Directmedia Layer                           SDL 3.2.20                 SDL_CompareAndSwapAtomicPointer(3)

#include<SDL3/SDL_atomic.h>boolSDL_CompareAndSwapAtomicPointer(void**a,void*oldval,void*newval);

       It is safe to call this function from any thread.