/*

	Create an operator called "DemoOp". The type of the operator is "EmptyOp", which 

	is a very basic operator that does nothing.

	This operator reads from a Local transform of a Null and the Geometry of a Sphere 

	and outputs to the Global transform of another Null

*/

NewScene( null, false );

var oOutput = ActiveSceneRoot.AddNull( "Out" ).Kinematics.Global ;

var oInput1 = ActiveSceneRoot.AddNull( "In1" ).Kinematics.Local ;

var oInput2 = ActiveSceneRoot.AddGeometry( "Sphere", "MeshSurface", "In2" ).ActivePrimitive ;

var oOp = AddCustomOp(

				"EmptyOp", 

				oOutput, 

				[oInput1,oInput2], 

				"DemoOp" 

			) ;

/*

	Create an operator called DemoParamOp that outputs to the PosX parameter of

	the global transform of a null.

	This operator is of type "EmptyOp" and it has no inputs so its only effect 

	is to force the value of the parameter to remain at 0.0

*/

NewScene( null, false );

var oOutput = ActiveSceneRoot.AddNull( "Out" ).Kinematics.Global.Parameters( "posx" ) ;

var oOp = AddCustomOp( 

				"EmptyOp", 

				oOutput, 

				null, 

				"DemoParamOp" 

			) ;

/*

	Create an operator called DemoManyInputs that reads from the visibility 

	property of ten nulls and outputs to the geometry of a Grid. Because it 

	uses the EmptyOp operator, it does nothing.

*/

var oInputs = new ActiveXObject( "XSI.Collection" ) ;

for ( var i = 0 ; i < 10 ; i++ )

{

	var oNull = ActiveSceneRoot.AddNull( "Input" + i ) ;

	oInputs.Add( oNull.Properties( "Visibility" ) ) ;

}

var oGrid = ActiveSceneRoot.AddGeometry( "grid", "MeshSurface", "Output" ) ;

SelectObj( oGrid.ActivePrimitive ) ;

AddCustomOp( 

		"EmptyOp",

		null,			// Softimage will use the selection

		oInputs, 

		"DemoManyInputs" 	) ;