<HTML> <HEAD> <TITLE>observe.horizon</TITLE></HEAD> <BODY> <h1>observe.horizon</h1> <B>Category</B><p> <a href="object_commands.html">Object/view commands</a><p> <B>Syntax</B><p> <p> observe.horizon(oA);<p> <B>Description</B><p> <p> Object oA is not allowed to go above the horizon.<p> <B>See also</B><p> <a href="ignore_horizon.html">ignore.horizon</a><p> <a href="set_horizon.html">set.horizon</a><p> <a href="controlling_obstacles.html">Controlling obstacles</a><p> </BODY></HTML>