filter: Fix get_direction for short vectors

Short vectors alongside the x axis produced inverted directions.

Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/src/filter.c b/src/filter.c
index 45f060f923f0fa6e55a7d0e8c820f8a6c70486d9..df4d60a4b7a8441b8e9431af006bb59e8ab234ef 100644 (file)
--- a/src/filter.c
+++ b/src/filter.c
@@ -105,9 +105,9 @@ get_direction(int dx, int dy)
                else if (dx < 0 && dy < 0)
                        dir = N | NW | W;
                else if (dx > 0)
-                       dir = NW | W | SW;
-               else if (dx < 0)
                        dir = NE | E | SE;
+               else if (dx < 0)
+                       dir = NW | W | SW;
                else if (dy > 0)
                        dir = SE | S | SW;
                else if (dy < 0)