Method friendlyUpdate

src/gui/widgets/Knob.cpp:803–811

void Knob::friendlyUpdate()
{
	if (model() && (model()->controllerConnection() == NULL ||
		model()->controllerConnection()->getController()->frequentUpdates() == false ||
				Controller::runningFrames() % (256*4) == 0))
	{
		update();
	}
}