private void Coordinate_ValueChanging(object sender, Syncfusion.Windows.Shared.ValueChangingEventArgs e)
{
var x = (double)udXCoord.Value;
var y = (double)udYCoord.Value;
var z = (double)udZCoord.Value;
var selectedModel = (string)lvScene.SelectedItem;
myScene.Move(selectedModel, x, y, z);
}