// ToDo - Make this code less ugly and more optimal. Moving the boss healthbar to a widget may help
    if( bTrackDamageHistory )
    {
        GUIStyle.DrawRoundedBoxEx(BorderScale, X, Y, W * HealthFrac, H, BarColor, false, !HealthBarDamageHistory[DamageHistoryNum].bDrawingHistory, false, !HealthBarDamageHistory[DamageHistoryNum].bDrawingHistory);

        if( DamageHistoryNum >= HealthBarDamageHistory.Length )
            HealthBarDamageHistory.Length = DamageHistoryNum+1;

        if( HealthBarDamageHistory[DamageHistoryNum].OldBarHealth != Health )
        {
            if( HealthBarDamageHistory[DamageHistoryNum].OldBarHealth > Health )
            {
                HealthBarDamageHistory[DamageHistoryNum].bDrawingHistory = true;

                if( HealthBarDamageHistory[DamageHistoryNum].OldHealth != Health )
                {
                    HealthBarDamageHistory[DamageHistoryNum].OldHealth = Health;
                    HealthBarDamageHistory[DamageHistoryNum].LastHealthUpdate = WorldInfo.RealTimeSeconds + 0.1f;
                    HealthBarDamageHistory[DamageHistoryNum].HealthUpdateEndTime = WorldInfo.RealTimeSeconds + 0.925f;
                }

                HistoryX = X + (W * HealthFrac);
                HealthFrac = FMin(float(HealthBarDamageHistory[DamageHistoryNum].OldBarHealth-Health) / float(HealthMax),1.f-HealthFrac);

                FadeColor = WhiteColor;
                FadeColor.A  = BarColor.A;
                if( HealthBarDamageHistory[DamageHistoryNum].LastHealthUpdate < WorldInfo.RealTimeSeconds )
                {
                    FadeColor.A = Clamp(Sin(WorldInfo.RealTimeSeconds * 12) * 200 + 255, 0, BarColor.A);

                    if( HealthBarDamageHistory[DamageHistoryNum].HealthUpdateEndTime < WorldInfo.RealTimeSeconds )
                    {
                        HealthBarDamageHistory[DamageHistoryNum].OldBarHealth = Health;
                        HealthBarDamageHistory[DamageHistoryNum].bDrawingHistory = false;
                        HealthBarDamageHistory[DamageHistoryNum].LastHealthUpdate = 0.f;
                        HealthBarDamageHistory[DamageHistoryNum].HealthUpdateEndTime = 0.f;
                    }
                }

                GUIStyle.DrawRoundedBoxEx(ScaledBorderSize*2, HistoryX, Y, W * HealthFrac, H, FadeColor, false, true, false, true);
            }
            else
            {
                HealthBarDamageHistory[DamageHistoryNum].OldBarHealth = Health;
            }
        }

        DamageHistoryNum++;
    }
    else GUIStyle.DrawRoundedBoxEx(BorderScale, X, Y, W * HealthFrac, H, BarColor, false, true, false, true);