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

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) Simple Directmedia Layer SDL 3.2.8 SDL_GetRenderMetalLayer(3)