1 files changed, 3 insertions, 2 deletions

diff --git a/linden/indra/llmath/llrect.h b/linden/indra/llmath/llrect.h
index f2a5d75..ebe5d83 100644
--- a/linden/indra/llmath/llrect.h
+++ b/linden/indra/llmath/llrect.h
@@ -183,10 +183,11 @@ public:
 
         LLRectBase& setCenterAndSize(Type x, Type y, Type width, Type height)
         {
+                // width and height could be odd, so favor top, right with extra pixel
                 mLeft = x - width/2;
-                mTop = y + height/2;
-                mRight = x + width/2;
                 mBottom = y - height/2;
+                mTop = mBottom + height;
+                mRight = mLeft + width;
                 return *this;
         }