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Code Issues Releases Wiki Activity

Add basic consideration of density for HP drain

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Dan Balasescu 2023-12-22 17:55:06 +09:00
parent 3f6dad5502
commit a0185508b7
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2 changed files with 53 additions and 6 deletions
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4
osu.Game.Rulesets.Osu/Scoring/OsuHealthProcessor.cs
View File

@ -3,6 +3,8 @@
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Judgements;
using osu.Game.Rulesets.Objects;
using osu.Game.Rulesets.Objects.Types;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Rulesets.Scoring;
@ -15,6 +17,8 @@ namespace osu.Game.Rulesets.Osu.Scoring
{
}
protected override int? GetDensityGroup(HitObject hitObject) => (hitObject as IHasComboInformation)?.ComboIndex;
protected override double GetHealthIncreaseFor(JudgementResult result)
{
switch (result.Type)

55
osu.Game/Rulesets/Scoring/DrainingHealthProcessor.cs
View File

@ -61,7 +61,9 @@ namespace osu.Game.Rulesets.Scoring
/// </summary>
protected readonly double DrainLenience;
private readonly List<(double time, double health)> healthIncreases = new List<(double, double)>();
private readonly List<HealthIncrease> healthIncreases = new List<HealthIncrease>();
private readonly Dictionary<int, double> densityMultiplierByGroup = new Dictionary<int, double>();
private double gameplayEndTime;
private double targetMinimumHealth;
@ -133,14 +135,33 @@ namespace osu.Game.Rulesets.Scoring
{
base.ApplyResultInternal(result);
if (!result.Type.IsBonus())
healthIncreases.Add((result.HitObject.GetEndTime() + result.TimeOffset, GetHealthIncreaseFor(result)));
if (IsSimulating && !result.Type.IsBonus())
{
healthIncreases.Add(new HealthIncrease(
result.HitObject.GetEndTime() + result.TimeOffset,
GetHealthIncreaseFor(result),
GetDensityGroup(result.HitObject)));
}
}
protected override double GetHealthIncreaseFor(JudgementResult result) => base.GetHealthIncreaseFor(result) * getDensityMultiplier(GetDensityGroup(result.HitObject));
private double getDensityMultiplier(int? group)
{
if (group == null)
return 1;
return densityMultiplierByGroup.TryGetValue(group.Value, out double multiplier) ? multiplier : 1;
}
protected virtual int? GetDensityGroup(HitObject hitObject) => null;
protected override void Reset(bool storeResults)
{
base.Reset(storeResults);
densityMultiplierByGroup.Clear();
if (storeResults)
DrainRate = ComputeDrainRate();
@ -152,6 +173,24 @@ namespace osu.Game.Rulesets.Scoring
if (healthIncreases.Count <= 1)
return 0;
// Normalise the health gain during sections with higher densities.
(int group, double avgIncrease)[] avgIncreasesByGroup = healthIncreases
.Where(i => i.Group != null)
.GroupBy(i => i.Group)
.Select(g => ((int)g.Key!, g.Sum(i => i.Amount) / (g.Max(i => i.Time) - g.Min(i => i.Time) + 1)))
.ToArray();
if (avgIncreasesByGroup.Length > 1)
{
double overallAverageIncrease = avgIncreasesByGroup.Average(g => g.avgIncrease);
foreach ((int group, double avgIncrease) in avgIncreasesByGroup)
{
// Reduce the health increase for groups that return more health than average.
densityMultiplierByGroup[group] = Math.Min(1, overallAverageIncrease / avgIncrease);
}
}
int adjustment = 1;
double result = 1;
@ -165,8 +204,8 @@ namespace osu.Game.Rulesets.Scoring
for (int i = 0; i < healthIncreases.Count; i++)
{
double currentTime = healthIncreases[i].time;
double lastTime = i > 0 ? healthIncreases[i - 1].time : DrainStartTime;
double currentTime = healthIncreases[i].Time;
double lastTime = i > 0 ? healthIncreases[i - 1].Time : DrainStartTime;
while (currentBreak < Beatmap.Breaks.Count && Beatmap.Breaks[currentBreak].EndTime <= currentTime)
{
@ -177,10 +216,12 @@ namespace osu.Game.Rulesets.Scoring
currentBreak++;
}
double multiplier = getDensityMultiplier(healthIncreases[i].Group);
// Apply health adjustments
currentHealth -= (currentTime - lastTime) * result;
lowestHealth = Math.Min(lowestHealth, currentHealth);
currentHealth = Math.Min(1, currentHealth + healthIncreases[i].health);
currentHealth = Math.Min(1, currentHealth + healthIncreases[i].Amount * multiplier);
// Common scenario for when the drain rate is definitely too harsh
if (lowestHealth < 0)
@ -198,5 +239,7 @@ namespace osu.Game.Rulesets.Scoring
return result;
}
private record struct HealthIncrease(double Time, double Amount, int? Group);
}
}