/// <summary>
/// Starts the heartbeat timer if it was not started when this
/// HudManager was created.
/// </summary>
public void StartHeartbeat()
{
if (!mRepaintHeartbeat.Running)
{
// The timeout is redicuously short, but Decal Timers only
// fire at most once per frame.
mRepaintHeartbeat.Start(1);
}
}
