[mutter] Fix drawing of <arc> elements



commit e8dda0344160bf8f6c0bc0bdd26af1ca89d59881
Author: Nickolas Lloyd <ultrageek lloyd gmail com>
Date:   Tue Oct 5 19:24:09 2010 +0000

    Fix drawing of <arc> elements
    
    This patch fixes the drawing of <arc> theme elements to appear in the desired orientation
    
    https://bugzilla.gnome.org/show_bug.cgi?id=631487

 src/ui/theme.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/ui/theme.c b/src/ui/theme.c
index 8e88ec5..082a454 100644
--- a/src/ui/theme.c
+++ b/src/ui/theme.c
@@ -3581,7 +3581,7 @@ meta_draw_op_draw_with_env (const MetaDrawOp    *op,
         rheight = parse_size_unchecked (op->data.arc.height, env);
 
         start_angle = op->data.arc.start_angle * (M_PI / 180.)
-                      - (.25 * M_PI); /* start at 12 instead of 3 oclock */
+                      - (.5 * M_PI); /* start at 12 instead of 3 oclock */
         end_angle = start_angle + op->data.arc.extent_angle * (M_PI / 180.);
         center_x = rx + (double)rwidth / 2. + .5;
         center_y = ry + (double)rheight / 2. + .5;



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