// This example illustrates how to browse the port groups

// of an operator.

newscene( null, false );

CreatePrim("Cylinder", "MeshSurface", null, null);

var col = ApplyOp("Shear", "cylinder", 3, siPersistentOperation);

var op = col(0);

dump_portgroups(op);

function dump_portgroups(op)

{

	if ( ! op.belongsto("Operators") )

		return;

	var ePortGroups = new Enumerator(op.portgroups);

	for ( ; ! ePortGroups.atEnd(); ePortGroups.moveNext() )

	{

		var portgroup = ePortGroups.item();

		var str = ""; 

		str += "group name: " + portgroup.name;

		str += ", type: " + portgroup.type;

		str += ", parent: " + portgroup.parent;

		str += ", index: " + portgroup.index;

		str += ", flags: " + portgroup.flags;

		str += ", min: " + portgroup.min;

		str += ", max: " + portgroup.max;

		str += ", filter: " + portgroup.filter;

		str += ", pickprompt: " + portgroup.pickprompt;

		str += ", optional: " + portgroup.isoptional();

		str += ", branchgroup: " + portgroup.SupportsBranchGroup();

		logmessage( str ); 

		var ePorts = new Enumerator(portgroup.ports);

		for ( ; ! ePorts.atEnd(); ePorts.moveNext() )

		{

			var port = ePorts.item();

			dump_port(port);

		}

	}

}	

function dump_port(port)

{	

	var str = "";

	str += "port name: " + port.name;

	str += ", type: " + port.type;

	str += ", porttype: " + port.porttype;

	str += ", connected: " + port.isconnected;

	if ( port.isconnected)

		str += ", target: " + port.target2; 

	str += ", parent: " + port.parent;

	str += ", index: " + port.index;

	str += ", flags: " + port.flags;

	if ( port.type == "InputPort" )

		str += ", optional: " + port.optional;

	if ( port.type == "OutputPort" )

		str += ", created: " + port.created;

	str += ", branchgroup: " + port.BranchGroup;

	str += ", groupname: " + port.groupname;

	str += ", groupindex: " + port.groupindex;

	str += ", groupinstance: " + port.groupinstance;

	logmessage( str ); 

}