Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_SetiOSAnimationCallback - Use this function to set the animation callback on Apple iOS.
HEADER FILE
Defined in SDL3/SDL_system.h
SYNOPSIS
#include "SDL3/SDL.h" bool SDL_SetiOSAnimationCallback(SDL_Window *window, int interval, SDL_iOSAnimationCallback callback, void *callbackParam);
DESCRIPTION
The function prototype for callback is: void callback(void *callbackParam); Where its parameter, callbackParam , is what was passed as callbackParam to SDL_SetiOSAnimationCallback (). This function is only available on Apple iOS. For more information see: https://wiki.libsdl.org/SDL3/README/ios Note that if you use the "main callbacks" instead of a standard C main function, you don't have to use this API, as SDL will manage this for you. Details on main callbacks are here: https://wiki.libsdl.org/SDL3/README/main-functions
FUNCTION PARAMETERS
window the window for which the animation callback should be set. interval the number of frames after which callback will be called. callback the function to call for every frame. callbackParam a pointer that is passed to callback .
RETURN VALUE
Returns true on success or false on failure; call SDL_GetError () for more information.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
•(3), SDL_SetiOSEventPump(3) Simple Directmedia Layer SDL 3.2.8 SDL_SetiOSAnimationCallback(3)