SDL_DuplicateSurface - Man Page

#include <SDL3/SDL_surface.h>

SDL_Surface * SDL_DuplicateSurface(SDL_Surface *surface);

If the original surface has alternate images, the new surface will have a reference to them as well.

The returned surface should be freed with SDL_DestroySurface().

surface

the surface to duplicate.

Returns a copy of the surface or NULL on failure; call SDL_GetError() for more information.

This function is not thread safe.

This function is available since SDL 3.2.0.

SDL_DestroySurface(3)