cursor-tracker: Add a comment about what previous is

It confused me a bit.
2014-03-31 14:16:54 -04:00 · 2014-03-31 14:16:54 -04:00 · 11de01741c
commit 11de01741c
parent a7ea2cd365
1 changed files with 1 additions and 0 deletions
--- a/src/core/meta-cursor-tracker.c
+++ b/src/core/meta-cursor-tracker.c
@ -949,6 +949,7 @@ meta_cursor_tracker_queue_redraw (MetaCursorTracker *tracker)

  g_assert (meta_is_wayland_compositor ());

+  /* Clear the location the cursor was at before, if we need to. */
  if (tracker->previous_is_valid)
    {
      clip.x = tracker->previous_rect.x;