/// <summary>
/// Calculates the hp drop rate via some insane looping through the map.
/// Oh god.
/// </summary>
/// <returns></returns>
internal double CalculateHpDropRate()
{
double testDrop = 0.05;
double lowestHpEver =
hitObjectManager.MapDifficultyRange(BeatmapManager.Current.DifficultyHpDrainRate, 195, 160, 60);
double lowestHpComboEnd =
hitObjectManager.MapDifficultyRange(BeatmapManager.Current.DifficultyHpDrainRate, 198, 170, 80);
double lowestHpEnd =
hitObjectManager.MapDifficultyRange(BeatmapManager.Current.DifficultyHpDrainRate, 198, 180, 80);
double HpRecoveryAvailable =
hitObjectManager.MapDifficultyRange(BeatmapManager.Current.DifficultyHpDrainRate, 8, 4, 0);
do
{
TotalHitsPossible = 0;
HpBar.Reset();
ComboCounter.HitCombo = 0;
Player.currentScore.TotalScore = 0;
double lowestHp = HpBar.CurrentHp;
int lastTime = hitObjectManager.hitObjects[0].StartTime - hitObjectManager.PreEmpt;
bool fail = false;
int comboTooLowCount = 0;
int breakCount = player.eventManager.eventBreaks.Count;
int breakNumber = 0;
for (int i = 0; i < hitObjectManager.hitObjectsCount; i++)
{
HitObject h = hitObjectManager.hitObjects[i];
//Find active break (between current and lastTime)
int localLastTime = lastTime;
int breakTime = 0;
if (breakCount > 0 && breakNumber < breakCount)
{
Event e = player.eventManager.eventBreaks[breakNumber];
if (e.StartTime >= localLastTime && e.EndTime <= h.StartTime)
{
breakTime = e.Length;
breakNumber++;
}
}
HpBar.ReduceCurrentHp(testDrop * (h.StartTime - lastTime - breakTime));
lastTime = h.EndTime;
if (HpBar.CurrentHp < lowestHp)
{
lowestHp = HpBar.CurrentHp;
}
if (HpBar.CurrentHp <= lowestHpEver)
{
//Debug.Print("Overall score drops below " + lowestHpEver + " at " + lastTime + " (" + testDrop + ", lowest " + lowestHp + ")");
fail = true;
testDrop *= 0.96;
break;
}
if (h is HitCircleFruitsTick)
{
IncreaseScoreHit(IncreaseScoreType.FruitTick, h);
}
else if (h is HitCircleFruitsTickTiny)
{
IncreaseScoreHit(IncreaseScoreType.FruitTickTiny, h);
}
else if (h is HitCircleFruitsSpin)
{
HpBar.IncreaseCurrentHp(HpMultiplierNormal / 2);
}
else
{
if (i == hitObjectManager.hitObjectsCount - 1 ||
hitObjectManager.hitObjects[i + 1].NewCombo)
{
IncreaseScoreHit(IncreaseScoreType.Hit300g, h);
if (HpBar.CurrentHp < lowestHpComboEnd)
{
if (++comboTooLowCount > 2)
{
HpMultiplierComboEnd *= 1.07;
HpMultiplierNormal *= 1.03;
fail = true;
break;
}
}
}
else
{
IncreaseScoreHit(IncreaseScoreType.Hit300, h);
}
}
if (!(h is HitCircleFruitsTickTiny) && !(h is HitCircleFruitsSpin))
{
TotalHitsPossible++;
}
h.MaxHp = HpBar.CurrentHp;
}
if (!fail && HpBar.CurrentHp < lowestHpEnd)
{
//Debug.Print("Song ends on " + currentHp + " - being more lenient");
fail = true;
testDrop *= 0.94;
HpMultiplierComboEnd *= 1.01;
HpMultiplierNormal *= 1.01;
}
double recovery = (HpBar.CurrentHpUncapped - HP_BAR_MAXIMUM) / hitObjectManager.hitObjectsCount;
if (!fail && recovery < HpRecoveryAvailable)
{
//Debug.Print("Song has average " + recovery + " recovery - being more lenient");
fail = true;
testDrop *= 0.96;
HpMultiplierComboEnd *= 1.02;
HpMultiplierNormal *= 1.01;
}
if (fail)
{
continue;
}
if (GameBase.TestMode)
{
PlayerTest pt = player as PlayerTest;
if (pt != null)
{
pt.testMaxScore = Player.currentScore.TotalScore;
pt.testMaxCombo = ComboCounter.HitCombo;
}
}
Debug.Print("Loaded Beatmap " + BeatmapManager.Current.Filename);
Debug.Print(string.Empty);
Debug.Print(" stars: " + BeatmapManager.Current.DifficultyEyupStars);
Debug.Print(" stars: " + BeatmapManager.Current.DifficultyEchoStars);
Debug.Print(" slider rate: " + BeatmapManager.Current.DifficultySliderMultiplier);
Debug.Print(" playable length: " + BeatmapManager.Current.DrainLength);
Debug.Print(" hitobjects: " + BeatmapManager.Current.ObjectCount);
Debug.Print(" hitcircles: " +
hitObjectManager.hitObjects.FindAll(h => h.IsType(HitObjectType.Normal)).Count);
Debug.Print(" sliders: " +
hitObjectManager.hitObjects.FindAll(h => h.IsType(HitObjectType.Slider)).Count);
Debug.Print(" spinners: " +
hitObjectManager.hitObjects.FindAll(h => h.IsType(HitObjectType.Spinner)).Count);
Debug.Print(" drain rate: {0:00.00}%/s", (testDrop * 60) / 2);
Debug.Print(" lowest hp: {0:00.00}%", lowestHp / 2);
Debug.Print("normal multiplier: {0:00.00}x", HpMultiplierNormal);
Debug.Print("combo multiplier: {0:00.00}x", HpMultiplierComboEnd);
Debug.Print(" excess hp recov: {0:00.00}%/hitobject",
(float)(HpBar.CurrentHpUncapped - HP_BAR_MAXIMUM) / 2 / hitObjectManager.hitObjects.Count);
Debug.Print(" max final hp: {0:00.00}%", HpBar.CurrentHp / 2);
Debug.Print(" max combo: " + TotalHitsPossible);
Debug.Print(string.Empty);
return(testDrop);
} while (true);
}
