+Stencil
+Lookup::rotated_box (Real slope, Real width, Real thick, Real blot)
+{
+ vector<Offset> pts;
+ Offset rot (1, slope);
+
+ thick -= 2*blot;
+ width -= 2*blot;
+ rot /= sqrt (1 + slope*slope);
+ pts.push_back (Offset (0, -thick / 2) * rot);
+ pts.push_back (Offset (width, -thick / 2) * rot);
+ pts.push_back (Offset (width, thick / 2) * rot);
+ pts.push_back (Offset (0, thick / 2) * rot);
+ return Lookup::round_filled_polygon (pts, blot);
+}
+