protected override void Update(GameTime gameTime)
{
// update params, and call the root gamelet to do all.
TTengineMaster.Update(gameTime, TreeRoot);
// update any other XNA components
base.Update(gameTime);
// TODO document
if (launcher != null && !launcher.IsFinished() &&
launcher.IsGameShowingWindow && loadingDisplay.IsLoadingState())
{
loadingDisplay.SetPlayingGame(3.0f);
}
if (isExiting && !music.IsPlaying)
{
Exit(); // finally really exit XNA if music is faded out.
}
}
