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Code Issues Releases Wiki Activity

anticheat tweaks

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- reset recoil state on map change
- refactor config
- remove m21 from chest detection
- allow ignored client ids
This commit is contained in:
RaidMax
2020-09-30 17:15:47 -05:00
parent ca14311d72
commit e70d1fc6a3
7 changed files with 156 additions and 48 deletions
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77
Plugins/Stats/Cheat/Detection.cs
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@ -20,7 +20,8 @@ namespace IW4MAdmin.Plugins.Stats.Cheat
Offset,
Strain,
Recoil,
Snap
Snap,
Button
};
public ChangeTracking<EFACSnapshot> Tracker { get; private set; }
@ -38,11 +39,12 @@ namespace IW4MAdmin.Plugins.Stats.Cheat
ILogger Log;
Strain Strain;
readonly DateTime ConnectionTime = DateTime.UtcNow;
private double sessionAverageRecoilAmount;
private double mapAverageRecoilAmount;
private double sessionAverageSnapAmount;
private int sessionSnapHits;
private EFClientKill lastHit;
private int validRecoilHitCount;
private int validButtonHitCount;
private class HitInfo
{
@ -282,18 +284,30 @@ namespace IW4MAdmin.Plugins.Stats.Cheat
#region RECOIL
float hitRecoilAverage = 0;
if (!Plugin.Config.Configuration().RecoilessWeapons.Any(_weaponRegex => Regex.IsMatch(hit.Weapon.ToString(), _weaponRegex)))
bool shouldIgnoreDetection = false;
try
{
shouldIgnoreDetection = Plugin.Config.Configuration().AnticheatConfiguration.IgnoredDetectionSpecification[hit.GameName][DetectionType.Recoil]
.Any(_weaponRegex => Regex.IsMatch(hit.Weapon.ToString(), _weaponRegex));
}
catch (KeyNotFoundException)
{
}
if (!shouldIgnoreDetection)
{
validRecoilHitCount++;
hitRecoilAverage = (hit.AnglesList.Sum(_angle => _angle.Z) + hit.ViewAngles.Z) / (hit.AnglesList.Count + 1);
sessionAverageRecoilAmount = (sessionAverageRecoilAmount * (validRecoilHitCount - 1) + hitRecoilAverage) / validRecoilHitCount;
mapAverageRecoilAmount = (mapAverageRecoilAmount * (validRecoilHitCount - 1) + hitRecoilAverage) / validRecoilHitCount;
if (validRecoilHitCount >= Thresholds.LowSampleMinKills && Kills > Thresholds.LowSampleMinKillsRecoil && sessionAverageRecoilAmount == 0)
if (validRecoilHitCount >= Thresholds.LowSampleMinKills && Kills > Thresholds.LowSampleMinKillsRecoil && mapAverageRecoilAmount == 0)
{
results.Add(new DetectionPenaltyResult()
{
ClientPenalty = EFPenalty.PenaltyType.Ban,
Value = sessionAverageRecoilAmount,
Value = mapAverageRecoilAmount,
HitCount = HitCount,
Type = DetectionType.Recoil
});
@ -301,6 +315,37 @@ namespace IW4MAdmin.Plugins.Stats.Cheat
}
#endregion
#region BUTTON
try
{
shouldIgnoreDetection = false;
shouldIgnoreDetection = Plugin.Config.Configuration().AnticheatConfiguration.IgnoredDetectionSpecification[hit.GameName][DetectionType.Button]
.Any(_weaponRegex => Regex.IsMatch(hit.Weapon.ToString(), _weaponRegex));
}
catch (KeyNotFoundException)
{
}
if (!shouldIgnoreDetection)
{
validButtonHitCount++;
}
double lastDiff = hit.TimeOffset - hit.TimeSinceLastAttack;
if (validButtonHitCount > 0 && lastDiff <= 0)
{
results.Add(new DetectionPenaltyResult()
{
ClientPenalty = EFPenalty.PenaltyType.Ban,
Value = lastDiff,
HitCount = HitCount,
Type = DetectionType.Button
});
}
#endregion
#region SESSION_RATIOS
if (Kills >= Thresholds.LowSampleMinKills)
{
@ -384,7 +429,19 @@ namespace IW4MAdmin.Plugins.Stats.Cheat
#region CHEST_ABDOMEN_RATIO_SESSION
int chestHits = HitLocationCount[IW4Info.HitLocation.torso_upper].Count;
if (chestHits >= Thresholds.MediumSampleMinKills)
try
{
shouldIgnoreDetection = false; // reset previous value
shouldIgnoreDetection = Plugin.Config.Configuration().AnticheatConfiguration.IgnoredDetectionSpecification[hit.GameName][DetectionType.Chest]
.Any(_weaponRegex => Regex.IsMatch(hit.Weapon.ToString(), _weaponRegex));
}
catch (KeyNotFoundException)
{
}
if (chestHits >= Thresholds.MediumSampleMinKills && !shouldIgnoreDetection)
{
double marginOfError = Thresholds.GetMarginOfError(chestHits);
double lerpAmount = Math.Min(1.0, (chestHits - Thresholds.MediumSampleMinKills) / (double)(Thresholds.HighSampleMinKills - Thresholds.LowSampleMinKills));
@ -466,5 +523,11 @@ namespace IW4MAdmin.Plugins.Stats.Cheat
return results;
}
public void OnMapChange()
{
mapAverageRecoilAmount = 0;
validRecoilHitCount = 0;
}
}
}