NewScene( null, false );
var oRoot = Application.ActiveProject.ActiveScene.Root;
var oSpot = oRoot.AddLight( "Spot", true ,"MySpotLight" );
var oInterest1 = oSpot.Interest;
Application.LogMessage( "original interest: " + oInterest1 );
var cone3DObj = oRoot.AddGeometry( "Cone", "MeshSurface" );
oSpot.Interest = cone3DObj;
var oInterest2 = oSpot.Interest;
Application.LogMessage( "new interest: " + oInterest2 );
// Expected results:
//INFO : original interest: SpotInterest
//INFO : new interest: cone

app = Application
app.NewScene( "", 0 )
root = Application.ActiveProject.ActiveScene.Root
spot = root.AddLight( "Spot", True ,"MySpotLight" )
intrst1 = spot.Interest
app.LogMessage( "interest: " + intrst1.Name )
cone3DObj = root.AddGeometry( "Cone", "MeshSurface" )
spot.Interest = cone3DObj
intrst2 = spot.Interest
app.LogMessage( "new interest: " + intrst2.Name )
# Expected results:
#INFO : interest: SpotInterest
#INFO : new interest: cone

NewScene , false
set oRoot = Application.ActiveProject.ActiveScene.Root
set oSpot = oRoot.AddLight( "Spot", True ,"MySpotLight" )
set oInterest = oSpot.Interest
Application.LogMessage "interest: " & oInterest
set cone3DObj = SIGetPrim("Cone").value("Value")
SIConvert "MeshSurface", cone3DObj
oSpot.Interest = cone3DObj
set oInterest = oSpot.Interest
Application.LogMessage "new interest: " & oInterest
' Expected results:
'INFO : interest: SpotInterest
'INFO : new interest: cone