Cleanup: replace RGN_ALIGN_ENUM_MASK

This was only used once, other checks were masking out
RGN_SPLIT_PREV which isn't future proof (if other flags are added).

Add RGN_ALIGN_ENUM_FROM_MASK macro, use it everywhere we need to
check the alignment enum.

1 files changed, 1 insertions, 1 deletions

diff --git a/source/blender/makesrna/intern/rna_screen.c b/source/blender/makesrna/intern/rna_screen.c
index 3de946c1c8f..9c349d64953 100644
--- a/source/blender/makesrna/intern/rna_screen.c
+++ b/source/blender/makesrna/intern/rna_screen.c
@@ -93,7 +93,7 @@ static bool rna_Screen_is_animation_playing_get(PointerRNA *UNUSED(ptr))
 static int rna_region_alignment_get(PointerRNA *ptr)
 {
   ARegion *region = ptr->data;
-  return (region->alignment & ~RGN_SPLIT_PREV);
+  return RGN_ALIGN_ENUM_FROM_MASK(region->alignment);
 }
 
 static bool rna_Screen_fullscreen_get(PointerRNA *ptr)