---
name: "SDL_iOSAnimationCallback"
section: "3type"
platform: "linux"
package: "libsdl3-doc"
version: "3.2.10+ds-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/SDL_iOSAnimationCallback"
---

# SDL\_iOSAnimationCallback(3type)

The prototype for an Apple iOS animation callback.

## NAME

SDL\_iOSAnimationCallback - The prototype for an Apple iOS animation callback.

## HEADER FILE

Defined in SDL3/SDL\_system.h

## SYNOPSIS

```
#include "SDL3/SDL.h"
```

**typedef void (SDLCALL \*SDL\_iOSAnimationCallback)(void \*userdata);**

## DESCRIPTION

This datatype is only useful on Apple iOS.

After passing a function pointer of this type to

**SDL\_SetiOSAnimationCallback** , the system will call that function pointer at a regular interval.

## FUNCTION PARAMETERS

- *userdata*

  what was passed as **callbackParam** to  **SDL\_SetiOSAnimationCallback**\
    as **callbackParam** .

## AVAILABILITY

This datatype is available since SDL 3.2.0.

## SEE ALSO

**•**(3), [**SDL\_SetiOSAnimationCallback**(3)](/SDL_SetiOSAnimationCallback/3.md)