Man page - sdl_getrendermetallayer(3)

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Package: libsdl3-doc
apt-get install libsdl3-doc

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SDL_GetRenderMetalLayer - Get the CAMetalLayer associated with the given Metal renderer.

Defined in SDL3/SDL_render.h

#include "SDL3/SDL.h"

void * SDL_GetRenderMetalLayer(SDL_Renderer *renderer);

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

renderer

the renderer to query.

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

This function should only be called on the main thread.

This function is available since SDL 3.2.0.