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

# SDL\_GetRenderMetalLayer(3)

Get the CAMetalLayer associated with the given Metal renderer.

## NAME

SDL\_GetRenderMetalLayer - Get the CAMetalLayer associated with the given Metal renderer.

## HEADER FILE

Defined in SDL3/SDL\_render.h

## SYNOPSIS

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

**void \* SDL\_GetRenderMetalLayer(SDL\_Renderer \*renderer);**

## DESCRIPTION

This function returns **void** *, so SDL doesn't have to include Metal's* headers, but it can be safely cast to a **CAMetalLayer** .

## FUNCTION PARAMETERS

- *renderer*

  the renderer to query.

## RETURN VALUE

(void *) Returns a* **CAMetalLayer** on success, or NULL if the renderer isn't a Metal renderer.

## THREAD SAFETY

This function should only be called on the main thread.

## AVAILABILITY

This function is available since SDL 3.2.0.

## SEE ALSO

**•**(3), [**SDL\_GetRenderMetalCommandEncoder**(3)](/SDL_GetRenderMetalCommandEncoder/3.md)