macOS: Use Metal on >60 Hz displays

The problem with the occasional stutters related to SDL_WaitEvent() are still there, but on a 120 Hz display it's even worse to be stuck on 60 Hz. Metal is required for 120 Hz.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/macos.m b/src/macos.m
index 1019d13d..ad236784 100644
--- a/src/macos.m
+++ b/src/macos.m
@@ -72,10 +72,10 @@ static NSString *currentSystemAppearance_(void) {
 }
 
 iBool shouldDefaultToMetalRenderer_MacOS(void) {
-    /* TODO: Test if SDL 2.0.16 works better (no stutters with Metal?). */
-    return iFalse; /*
     const iInt2 ver = macVer_();
-    return ver.x > 10 || ver.y > 13;*/
+    SDL_DisplayMode dispMode;
+    SDL_GetDesktopDisplayMode(0, &dispMode);
+    return dispMode.refresh_rate > 60 && (ver.x > 10 || ver.y > 13);
 }
 
 static void ignoreImmediateKeyDownEvents_(void) {