Fixed a bug in Image::GetTexCoords (introduced in the few last revisions)

git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1534 4e206d99-4929-0410-ac5d-dfc041789085

src/SFML/Graphics/Image.cpp

@@ -523,7 +523,7 @@ FloatRect Image::GetTexCoords(const IntRect& rect) const
         if (myPixelsFlipped)
         {
             return FloatRect( rect.Left            / width,
-                             (myWidth - rect.Top) / height,
+                             (myHeight - rect.Top) / height,
                               rect.Width           / width,
                              -rect.Height          / height);
         }