cocoa: set sRGB colorspace on nswindow This makes the colorspace match across different graphics APIs. By default, OpenGL was getting a much more saturated colorspace (maybe Display P3?) and it was looking very different from the rendering done by Metal or MoltenVK.
diff --git a/src/video/cocoa/SDL_cocoawindow.m b/src/video/cocoa/SDL_cocoawindow.m
index c79cdc8..ec223c6 100644
--- a/src/video/cocoa/SDL_cocoawindow.m
+++ b/src/video/cocoa/SDL_cocoawindow.m
@@ -1743,6 +1743,8 @@ Cocoa_CreateWindow(_THIS, SDL_Window * window)
return SDL_SetError("%s", [[e reason] UTF8String]);
}
+ [nswindow setColorSpace:[NSColorSpace sRGBColorSpace]];
+
#if MAC_OS_X_VERSION_MAX_ALLOWED >= 101200 /* Added in the 10.12.0 SDK. */
/* By default, don't allow users to make our window tabbed in 10.12 or later */
if ([nswindow respondsToSelector:@selector(setTabbingMode:)]) {