diff --git a/src/render/metal/SDL_render_metal.m b/src/render/metal/SDL_render_metal.m index 33b217282..f993881f2 100644 --- a/src/render/metal/SDL_render_metal.m +++ b/src/render/metal/SDL_render_metal.m @@ -356,8 +356,14 @@ METAL_CreateRenderer(SDL_Window * window, Uint32 flags) renderer->info = METAL_RenderDriver.info; renderer->info.flags = (SDL_RENDERER_ACCELERATED | SDL_RENDERER_TARGETTEXTURE); - // !!! FIXME: how do you control this in Metal? - renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC; +#if defined(__MACOSX__) && defined(MAC_OS_X_VERSION_10_13) + if (@available(macOS 10.13, *)) { + layer.displaySyncEnabled = (flags & SDL_RENDERER_PRESENTVSYNC) != 0; + } else +#endif + { + renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC; + } return renderer; }