<map id="G" name="G"> <area shape="rect" id="node9" href="$a00073.html" title="A box-shaped particle placer." alt="" coords="5,315,179,344"/> <area shape="rect" id="node11" href="$a00563.html" title="A point-shaped particle placer." alt="" coords="203,315,384,344"/> <area shape="rect" id="node13" href="$a00693.html" title="A sector-shaped particle placer." alt="" coords="408,315,600,344"/> <area shape="rect" id="node2" href="$a00555.html" title="An abstract base class for implementing particle placers." alt="" coords="220,160,367,189"/> <area shape="rect" id="node4" href="$a00500.html" title="Base class/standard interface for objects which require IO support, cloning and reference counting..." alt="" coords="243,83,344,112"/> <area shape="rect" id="node6" href="$a00627.html" title="Base class from providing referencing counted objects." alt="" coords="227,5,360,35"/> </map>