ply-utils: Only choose scale 2 when the perfect scale would be >= 1.75

This is the intended design documented in:
https://gitlab.gnome.org/GNOME/mutter/-/commit/d03dce43786d

And discussed in:
https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3616

diff --git a/src/libply/ply-utils.c b/src/libply/ply-utils.c
index ad816f14a831898ad0848fc2499c50ac1bb87285..44a930994a461831863a932e36789520494fa046 100644 (file)
--- a/src/libply/ply-utils.c
+++ b/src/libply/ply-utils.c
@@ -1057,7 +1057,7 @@ get_device_scale (uint32_t width,
         target_dpi = (diag_inches >= 20.f) ? 110 : 135;
 
         perfect_scale = physical_dpi / target_dpi;
-        device_scale = (perfect_scale > 1.5f) ? 2 : 1;
+        device_scale = (perfect_scale >= 1.75f) ? 2 : 1;
 
         return device_scale;
 }