Added new track AttentionPls, implement HUD effects as a time series / timeline

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## MuzikaGromche 1337.420.9004
 
 - Override Death Screen / Game Over text in certain cases.
+- Added a new track AttentionPls featuring multiple intro variants and new visual effects.
 
 ## MuzikaGromche 1337.420.9003 - Lights Out Edition
 

MuzikaGromche/MuzikaGromche.csproj

@@ -58,6 +58,9 @@
         <Reference Include="UnityEngine.UI" Publicize="true" Private="False">
             <HintPath>$(LethalCompanyDir)Lethal Company_Data\Managed\UnityEngine.UI.dll</HintPath> 
         </Reference>
+        <Reference Include="Unity.RenderPipelines.Core.Runtime" Publicize="true" Private="False">
+            <HintPath>$(LethalCompanyDir)Lethal Company_Data\Managed\Unity.RenderPipelines.Core.Runtime.dll</HintPath> 
+        </Reference>
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetFramework.TrimEnd(`0123456789`))' == 'net'">

MuzikaGromche/Plugin.cs

@@ -13,6 +13,7 @@ using System.Net.NetworkInformation;
 using System.Net.Sockets;
 using System.Reflection;
 using System.Security.Cryptography;
+using System.Text;
 using Unity.Netcode;
 using UnityEngine;
 using UnityEngine.Networking;
@@ -56,6 +57,9 @@ namespace MuzikaGromche
                 ColorTransitionOut = 0.25f,
                 ColorTransitionEasing = Easing.OutExpo,
                 FlickerLightsTimeSeries = [-5, 29, 61],
+                DrunknessLoopOffsetTimeSeries = new(
+                    [-2f, 0.0f, 1.0f, 03f, 30f,  32f,  33f, 35f, 62f],
+                    [ 0f, 0.4f, 0.6f, 0f,   0f, 0.5f, 0.7f, 0f,   0f]),
                 Palette = Palette.Parse(["#B300FF", "#FFF100", "#00FF51", "#474747", "#FF00B3", "#0070FF"]),
                 Lyrics = [
                     (-68, "Devchata pljashut pod spidami"),
@@ -132,6 +136,9 @@ namespace MuzikaGromche
                 ColorTransitionOut = 0.25f,
                 ColorTransitionEasing = Easing.OutExpo,
                 FlickerLightsTimeSeries = [-101, -93, -77, -61, -37, -5, 27],
+                DrunknessLoopOffsetTimeSeries = new(
+                    [-48f, -46f, -42f, 16f, 19f, 23f],
+                    [  0f, 0.7f,   0f,  0f, 0.3f, 0f]),
                 Palette = Palette.Parse(["#217F87", "#BAFF00", "#73BE25", "#78AB4E", "#FFFF00"]),
                 Lyrics = [
                     (-111, "Deploy Destroy, porjadok eto otstoj"),
@@ -583,6 +590,57 @@ namespace MuzikaGromche
                 FlickerLightsTimeSeries = [-68.5f, -16.5f, 30.5f],
                 Lyrics = [],
             },
+            new SelectableTracksGroup
+            {
+                Name = "AttentionPls",
+                Language = Language.RUSSIAN,
+                IsExplicit = true,
+                Tracks =
+                [
+                    new SelectableAudioTrack
+                    {
+                        Name = "AttentionPls1",
+                        FileNameLoop = "AttentionPlsLoop.ogg",
+                        AudioType = AudioType.OGGVORBIS,
+                        Language = Language.RUSSIAN,
+                        WindUpTimer = 39.19f,
+                        Bars = 8,
+                        BeatsOffset = 0.3f,
+                        ColorTransitionIn = 0.4f,
+                        ColorTransitionOut = 0.4f,
+                        ColorTransitionEasing = Easing.OutExpo,
+                        Palette = Palette.Parse(["#FCEB3C", "#FC3C9D", "#65C7FA", "#89FC8F", "#FEE9E9", "#FCEB3C", "#89FC8F", "#FC3C9D"]),
+                        LoopOffset = 0,
+                        FadeOutBeat = -6,
+                        FadeOutDuration = 5,
+                        FlickerLightsTimeSeries = [-8, 31],
+                        Lyrics = [],
+                        DrunknessLoopOffsetTimeSeries = new([7f, 12f, 15f], [0f, 0.90f, 0f]),
+                        CondensationLoopOffsetTimeSeries = new([23f, 28f, 31f], [0f, 0.4f, 0f]),
+                    },
+                    new SelectableAudioTrack
+                    {
+                        Name = "AttentionPls2",
+                        FileNameLoop = "AttentionPlsLoop.ogg",
+                        AudioType = AudioType.OGGVORBIS,
+                        Language = Language.RUSSIAN,
+                        WindUpTimer = 39.19f,
+                        Bars = 8,
+                        BeatsOffset = 0.3f,
+                        ColorTransitionIn = 0.4f,
+                        ColorTransitionOut = 0.4f,
+                        ColorTransitionEasing = Easing.OutExpo,
+                        Palette = Palette.Parse(["#FCEB3C", "#FC3C9D", "#65C7FA", "#89FC8F", "#FEE9E9", "#FCEB3C", "#89FC8F", "#FC3C9D"]),
+                        LoopOffset = 0,
+                        FadeOutBeat = -6,
+                        FadeOutDuration = 5,
+                        FlickerLightsTimeSeries = [-8, 31],
+                        Lyrics = [],
+                        DrunknessLoopOffsetTimeSeries = new([7f, 12f, 15f], [0f, 0.90f, 0f]),
+                        CondensationLoopOffsetTimeSeries = new([23f, 28f, 31f], [0f, 0.4f, 0f]),
+                    },
+                ],
+            },
         ];
 
         public static ISelectableTrack ChooseTrack()
@@ -686,6 +744,7 @@ namespace MuzikaGromche
                 harmony.PatchAll(typeof(DiscoBallDespawnPatch));
                 harmony.PatchAll(typeof(SpawnRatePatch));
                 harmony.PatchAll(typeof(DeathScreenGameOverTextResetPatch));
+                harmony.PatchAll(typeof(ScreenFiltersManager.HUDManagerScreenFiltersPatch));
                 NetcodePatcher();
                 Compatibility.Register(this);
             }
@@ -795,6 +854,35 @@ namespace MuzikaGromche
         }
     }
 
+    public readonly struct TimeSeries<T>
+    {
+        public TimeSeries() : this([], []) { }
+
+        public TimeSeries(float[] beats, T[] values)
+        {
+            if (beats.Length != values.Length)
+            {
+                throw new ArgumentOutOfRangeException($"Time series length mismatch: {beats.Length} != {values.Length}");
+            }
+            var dict = new SortedDictionary<float, T>();
+            for (int i = 0; i < values.Length; i++)
+            {
+                dict.Add(beats[i], values[i]);
+            }
+            Beats = [.. dict.Keys];
+            Values = [.. dict.Values];
+        }
+
+        public readonly int Length => Beats.Length;
+        public readonly float[] Beats { get; } = [];
+        public readonly T[] Values { get; } = [];
+
+        public override string ToString()
+        {
+            return $"{nameof(TimeSeries<T>)}([{string.Join(", ", Beats)}], [{string.Join(", ", Values)}])";
+        }
+    }
+
     // An instance of a track which appears as a configuration entry and
     // can be selected using weighted random from a list of selectable tracks.
     public interface ISelectableTrack
@@ -887,6 +975,9 @@ namespace MuzikaGromche
         // If the chosen alternative is an empty string, lyrics event shall be skipped.
         public string[] LyricsLines { get; }
 
+        public TimeSeries<float> DrunknessLoopOffsetTimeSeries { get; }
+        public TimeSeries<float> CondensationLoopOffsetTimeSeries { get; }
+
         public Palette Palette { get; }
 
         public string? GameOverText { get => null; }
@@ -914,6 +1005,8 @@ namespace MuzikaGromche
         float[] IAudioTrack.FlickerLightsTimeSeries => Track.FlickerLightsTimeSeries;
         float[] IAudioTrack.LyricsTimeSeries => Track.LyricsTimeSeries;
         string[] IAudioTrack.LyricsLines => Track.LyricsLines;
+        TimeSeries<float> IAudioTrack.DrunknessLoopOffsetTimeSeries => Track.DrunknessLoopOffsetTimeSeries;
+        TimeSeries<float> IAudioTrack.CondensationLoopOffsetTimeSeries => Track.CondensationLoopOffsetTimeSeries;
         Palette IAudioTrack.Palette => Track.Palette;
         string? IAudioTrack.GameOverText => Track.GameOverText;
     }
@@ -990,6 +1083,9 @@ namespace MuzikaGromche
             }
         }
 
+        public TimeSeries<float> DrunknessLoopOffsetTimeSeries { get; init; } = new();
+        public TimeSeries<float> CondensationLoopOffsetTimeSeries { get; init; } = new();
+
         public Palette Palette { get; set; } = Palette.DEFAULT;
 
         public string? GameOverText { get; init; } = null;
@@ -1198,9 +1294,19 @@ namespace MuzikaGromche
             return null;
         }
 
-        public readonly float Duration()
+        public readonly float Duration(bool longest = false)
         {
-            if (IsEmpty())
+            if (longest)
+            {
+                var to = BeatToInclusive;
+                if (BeatFromExclusive >= 0f && BeatToInclusive >= 0f && to < BeatFromExclusive)
+                {
+                    // wrapped
+                    to += LoopBeats;
+                }
+                return Mathf.Max(0f, to - BeatFromExclusive);
+            }
+            else if (IsEmpty())
             {
                 return 0f;
             }
@@ -1455,8 +1561,8 @@ namespace MuzikaGromche
 
             if (AudioState.HasStarted)
             {
-                var loopTimestamp = Update(LoopLoopingState);
-                var loopOffsetSpan = BeatTimeSpan.Between(LastKnownLoopOffsetBeat, loopTimestamp);
+                var loopOffsetTimestamp = Update(LoopLoopingState);
+                var loopOffsetSpan = BeatTimeSpan.Between(LastKnownLoopOffsetBeat, loopOffsetTimestamp);
 
                 // Do not go back in time
                 if (!loopOffsetSpan.IsEmpty())
@@ -1467,8 +1573,8 @@ namespace MuzikaGromche
                     }
 
                     var windUpOffsetTimestamp = Update(WindUpLoopingState);
-                    LastKnownLoopOffsetBeat = loopTimestamp.Beat;
-                    var events = GetEvents(loopOffsetSpan, windUpOffsetTimestamp);
+                    LastKnownLoopOffsetBeat = loopOffsetTimestamp.Beat;
+                    var events = GetEvents(loopOffsetTimestamp, loopOffsetSpan, windUpOffsetTimestamp);
 #if DEBUG
                     Debug.Log($"{nameof(MuzikaGromche)} looping? {(LoopLoopingState.IsLooping ? 'X' : '_')}{(WindUpLoopingState.IsLooping ? 'X' : '_')} Loop={loopOffsetSpan} WindUp={windUpOffsetTimestamp} Time={Time.realtimeSinceStartup:N4} events={string.Join(",", events)}");
 #endif
@@ -1484,13 +1590,13 @@ namespace MuzikaGromche
             return loopingState.Update(AudioState.Time, AudioState.IsExtrapolated, AdditionalOffset());
         }
 
-        // Timings that may be changes through config
+        // Timings that may be changed through config
         private float AdditionalOffset()
         {
             return Config.AudioOffset.Value + track.BeatsOffsetInSeconds;
         }
 
-        private List<BaseEvent> GetEvents(BeatTimeSpan loopOffsetSpan, BeatTimestamp windUpOffsetTimestamp)
+        private List<BaseEvent> GetEvents(BeatTimestamp loopOffsetTimestamp, BeatTimeSpan loopOffsetSpan, BeatTimestamp windUpOffsetTimestamp)
         {
             List<BaseEvent> events = [];
 
@@ -1511,7 +1617,6 @@ namespace MuzikaGromche
             }
 
             // TODO: quick editor
-            // loopOffsetSpan.GetLastIndex(Config.LyricsTimeSeries)
             if (Config.DisplayLyrics.Value)
             {
                 var index = loopOffsetSpan.GetLastIndex(track.LyricsTimeSeries);
@@ -1528,6 +1633,16 @@ namespace MuzikaGromche
                 }
             }
 
+            if (GetInterpolation(loopOffsetTimestamp, track.DrunknessLoopOffsetTimeSeries, Easing.Linear) is { } drunkness)
+            {
+                events.Add(new DrunkEvent(drunkness));
+            }
+
+            if (GetInterpolation(loopOffsetTimestamp, track.CondensationLoopOffsetTimeSeries, Easing.Linear) is { } condensation)
+            {
+                events.Add(new CondensationEvent(condensation));
+            }
+
             return events;
         }
 
@@ -1631,6 +1746,84 @@ namespace MuzikaGromche
                 }
             }
         }
+
+        private float? GetInterpolation(BeatTimestamp timestamp, TimeSeries<float> timeSeries, Easing easing)
+        {
+            if (timeSeries.Length == 0)
+            {
+                return null;
+            }
+            else if (timeSeries.Length == 1)
+            {
+                return timeSeries.Values[0];
+            }
+            else
+            {
+                int? indexOfPrevious = null;
+                // Find index of the previous time. If looped, wrap backwards. In either case it is possibly missing.
+                for (int i = timeSeries.Length - 1; i >= 0; i--)
+                {
+                    if (timeSeries.Beats[i] <= timestamp.Beat)
+                    {
+                        indexOfPrevious = i;
+                        break;
+                    }
+                }
+                if (indexOfPrevious == null && timestamp.IsLooping)
+                {
+                    indexOfPrevious = timeSeries.Length - 1;
+                }
+
+                // Find index of the next time. If looped, wrap forward.
+                int? indexOfNext = null;
+                for (int i = 0; i < timeSeries.Length; i++)
+                {
+                    if (timeSeries.Beats[i] >= timestamp.Beat)
+                    {
+                        indexOfNext = i;
+                        break;
+                    }
+                }
+                if (indexOfNext == null && timestamp.IsLooping)
+                {
+                    for (int i = 0; i < timeSeries.Length; i++)
+                    {
+                        if (timeSeries.Beats[i] >= 0f)
+                        {
+                            indexOfNext = i;
+                            break;
+                        }
+                    }
+                }
+
+                switch (indexOfPrevious, indexOfNext)
+                {
+                    case (null, null):
+                        return null;
+
+                    case (null, { } index):
+                        return timeSeries.Values[index];
+
+                    case ({ } index, null):
+                        return timeSeries.Values[index];
+
+                    case ({ } prev, { } next) when prev == next || timeSeries.Beats[prev] == timeSeries.Beats[next]:
+                        return timeSeries.Values[prev];
+
+                    case ({ } prev, { } next):
+                        var prevBeat = timeSeries.Beats[prev];
+                        var nextBeat = timeSeries.Beats[next];
+                        var prevTimestamp = new BeatTimestamp(timestamp.LoopBeats, isLooping: false, prevBeat, false);
+                        var nextTimestamp = new BeatTimestamp(timestamp.LoopBeats, isLooping: false, nextBeat, false);
+                        var t = BeatTimeSpan.Between(prevTimestamp, timestamp).Duration(longest: true)
+                            / BeatTimeSpan.Between(prevTimestamp, nextTimestamp).Duration(longest: true);
+                        var prevVal = timeSeries.Values[prev];
+                        var nextVal = timeSeries.Values[next];
+                        var val = Mathf.Lerp(prevVal, nextVal, easing.Eval(t));
+                        return val;
+                }
+            }
+        }
     }
 
     abstract class BaseEvent;
@@ -1706,6 +1899,20 @@ namespace MuzikaGromche
         public override string ToString() => "WindUp";
     }
 
+    abstract class HUDEvent : BaseEvent;
+
+    class DrunkEvent(float drunkness) : HUDEvent
+    {
+        public readonly float Drunkness = drunkness;
+        public override string ToString() => $"Drunk({Drunkness:N2})";
+    }
+
+    class CondensationEvent(float condensation) : HUDEvent
+    {
+        public readonly float Condensation = condensation;
+        public override string ToString() => $"Condensation({Condensation:N2})";
+    }
+
     // Default C#/.NET remainder operator % returns negative result for negative input
     // which is unsuitable as an index for an array.
     static class Mod
@@ -1840,6 +2047,8 @@ namespace MuzikaGromche
         private static string? ColorTransitionEasingOverride = null;
         private static float[]? FlickerLightsTimeSeriesOverride = null;
         private static float[]? LyricsTimeSeriesOverride = null;
+        private static TimeSeries<float>? DrunknessLoopOffsetTimeSeriesOverride = null;
+        private static TimeSeries<float>? CondensationLoopOffsetTimeSeriesOverride = null;
         private static Palette? PaletteOverride = null;
 
         private class AudioTrackWithConfigOverride(IAudioTrack track) : ProxyAudioTrack(track), IAudioTrack
@@ -1864,6 +2073,9 @@ namespace MuzikaGromche
 
             float[] IAudioTrack.LyricsTimeSeries => LyricsTimeSeriesOverride ?? Track.LyricsTimeSeries;
 
+            TimeSeries<float> IAudioTrack.DrunknessLoopOffsetTimeSeries => DrunknessLoopOffsetTimeSeriesOverride ?? Track.DrunknessLoopOffsetTimeSeries;
+            TimeSeries<float> IAudioTrack.CondensationLoopOffsetTimeSeries => CondensationLoopOffsetTimeSeriesOverride ?? Track.CondensationLoopOffsetTimeSeries;
+
             Palette IAudioTrack.Palette => PaletteOverride ?? Track.Palette;
         }
 #endif
@@ -1888,11 +2100,12 @@ namespace MuzikaGromche
             LethalConfigManager.AddConfigItem(new BoolCheckBoxConfigItem(OverrideSpawnRates, Default(new BoolCheckBoxOptions())));
 
 #if DEBUG
+            SetupEntriesForGameOverText(configFile);
+            SetupEntriesForScreenFilters(configFile);
             SetupEntriesForExtrapolation(configFile);
             SetupEntriesToSkipWinding(configFile);
             SetupEntriesForPaletteOverride(configFile);
             SetupEntriesForTimingsOverride(configFile);
-            SetupEntriesForGameOverText(configFile);
 #endif
 
             var chanceRange = new AcceptableValueRange<int>(0, 100);
@@ -2083,6 +2296,8 @@ namespace MuzikaGromche
             ConfigEntry<float> fadeOutDurationEntry = null!;
             ConfigEntry<string> flickerLightsTimeSeriesEntry = null!;
             ConfigEntry<string> lyricsTimeSeriesEntry = null!;
+            ConfigEntry<string> drunknessTimeSeriesEntry = null!;
+            ConfigEntry<string> condensationTimeSeriesEntry = null!;
             ConfigEntry<float> beatsOffsetEntry = null!;
             ConfigEntry<float> colorTransitionInEntry = null!;
             ConfigEntry<float> colorTransitionOutEntry = null!;
@@ -2103,9 +2318,13 @@ namespace MuzikaGromche
             fadeOutDurationEntry = configFile.Bind(section, "Fade Out Duration", 0f,
                 new ConfigDescription("Duration of fading out", new AcceptableValueRange<float>(0, 10)));
             flickerLightsTimeSeriesEntry = configFile.Bind(section, "Flicker Lights Time Series", "",
-                new ConfigDescription("Time series of beat offsets when to flicker the lights."));
+                new ConfigDescription("Time series of loop offset beats when to flicker the lights."));
             lyricsTimeSeriesEntry = configFile.Bind(section, "Lyrics Time Series", "",
-                new ConfigDescription("Time series of beat offsets when to show lyrics lines."));
+                new ConfigDescription("Time series of loop offset beats when to show lyrics lines."));
+            drunknessTimeSeriesEntry = configFile.Bind(section, "Drunkness", "",
+                new ConfigDescription("Time series of loop offset beats which are keyframes for the drunkness effect. Format: 'time1: value1, time2: value2"));
+            condensationTimeSeriesEntry = configFile.Bind(section, "Helmet Condensation Drops", "",
+                new ConfigDescription("Time series of loop offset beats which are keyframes for the Helmet Condensation Drops effect. Format: 'time1: value1, time2: value2"));
             beatsOffsetEntry = configFile.Bind(section, "Beats Offset", 0f,
                 new ConfigDescription("How much to offset the whole beat. More is later", new AcceptableValueRange<float>(-0.5f, 0.5f)));
             colorTransitionInEntry = configFile.Bind(section, "Color Transition In", 0.25f,
@@ -2120,6 +2339,8 @@ namespace MuzikaGromche
             LethalConfigManager.AddConfigItem(new FloatSliderConfigItem(fadeOutDurationEntry, floatSliderOptions));
             LethalConfigManager.AddConfigItem(new TextInputFieldConfigItem(flickerLightsTimeSeriesEntry, Default(new TextInputFieldOptions())));
             LethalConfigManager.AddConfigItem(new TextInputFieldConfigItem(lyricsTimeSeriesEntry, Default(new TextInputFieldOptions())));
+            LethalConfigManager.AddConfigItem(new TextInputFieldConfigItem(drunknessTimeSeriesEntry, Default(new TextInputFieldOptions())));
+            LethalConfigManager.AddConfigItem(new TextInputFieldConfigItem(condensationTimeSeriesEntry, Default(new TextInputFieldOptions())));
             LethalConfigManager.AddConfigItem(new FloatSliderConfigItem(beatsOffsetEntry, floatSliderOptions));
             LethalConfigManager.AddConfigItem(new FloatSliderConfigItem(colorTransitionInEntry, floatSliderOptions));
             LethalConfigManager.AddConfigItem(new FloatSliderConfigItem(colorTransitionOutEntry, floatSliderOptions));
@@ -2129,6 +2350,8 @@ namespace MuzikaGromche
             registerStruct(fadeOutDurationEntry, t => t.FadeOutDuration, x => FadeOutDurationOverride = x);
             registerArray(flickerLightsTimeSeriesEntry, t => t.FlickerLightsTimeSeries, xs => FlickerLightsTimeSeriesOverride = xs, float.Parse, sort: true);
             registerArray(lyricsTimeSeriesEntry, t => t.LyricsTimeSeries, xs => LyricsTimeSeriesOverride = xs, float.Parse, sort: true);
+            registerTimeSeries(drunknessTimeSeriesEntry, t => t.DrunknessLoopOffsetTimeSeries, xs => DrunknessLoopOffsetTimeSeriesOverride = xs, float.Parse, f => f.ToString());
+            registerTimeSeries(condensationTimeSeriesEntry, t => t.CondensationLoopOffsetTimeSeries, xs => CondensationLoopOffsetTimeSeriesOverride = xs, float.Parse, f => f.ToString());
             registerStruct(beatsOffsetEntry, t => t.BeatsOffset, x => BeatsOffsetOverride = x);
             registerStruct(colorTransitionInEntry, t => t.ColorTransitionIn, x => ColorTransitionInOverride = x);
             registerStruct(colorTransitionOutEntry, t => t.ColorTransitionOut, x => ColorTransitionOutOverride = x);
@@ -2162,7 +2385,76 @@ namespace MuzikaGromche
                         }
                         setter.Invoke(overrideTimingsEntry.Value ? values : null);
                     });
+            void registerTimeSeries<T>(ConfigEntry<string> entry, Func<IAudioTrack, TimeSeries<T>> getter, Action<TimeSeries<T>?> setter, Func<string, T> parser, Func<T, string> formatter) =>
+                register(entry,
+                    (track) =>
+                    {
+                        var ts = getter(track);
+                        return formatTimeSeries(ts, formatter);
+                    },
+                    () =>
+                    {
+                        var ts = parseTimeSeries(entry.Value, parser);
+                        if (ts is { } timeSeries)
+                        {
+                            entry.Value = formatTimeSeries(timeSeries, formatter);
+                        }
+                        setter.Invoke(overrideTimingsEntry.Value ? ts : null);
+                    });
 
+            // current restriction is that formatted value can not contain commas or semicolons.
+            TimeSeries<T>? parseTimeSeries<T>(string str, Func<string, T> parser)
+            {
+                try
+                {
+                    if (string.IsNullOrWhiteSpace(str))
+                    {
+                        return null;
+                    }
+
+                    List<float> beats = [];
+                    List<T> values = [];
+                    foreach (var pair in str.Split(","))
+                    {
+                        if (string.IsNullOrWhiteSpace(pair))
+                        {
+                            continue;
+                        }
+                        var keyvalue = pair.Split(":");
+                        if (keyvalue.Length != 2)
+                        {
+                            throw new FormatException($"Pair must be separated by exactly one semicolon: '{pair}'");
+                        }
+                        var beat = float.Parse(keyvalue[0].Trim());
+                        var val = parser(keyvalue[1].Trim());
+                        beats.Add(beat);
+                        values.Add(val);
+                    }
+                    var ts = new TimeSeries<T>(beats.ToArray(), values.ToArray());
+                    return ts;
+                }
+                catch (Exception e)
+                {
+                    Debug.Log($"{nameof(MuzikaGromche)} Unable to parse time series: {e}");
+                    return null;
+                }
+            }
+            string formatTimeSeries<T>(TimeSeries<T> ts, Func<T, string> formatter)
+            {
+                StringBuilder strings = new();
+                for (int i = 0; i < ts.Length; i++)
+                {
+                    var beat = ts.Beats[i];
+                    var value = formatter(ts.Values[i]);
+                    strings.Append($"{beat}: {value}");
+                    if (i != ts.Length - 1)
+                    {
+                        strings.Append(", ");
+                    }
+                }
+                Debug.Log($"{nameof(MuzikaGromche)} format time series {ts} {strings}");
+                return strings.ToString();
+            }
             T[]? parseStringArray<T>(string str, Func<string, T> parser, bool sort = false) where T : struct
             {
                 try
@@ -2221,6 +2513,32 @@ namespace MuzikaGromche
             }
             DeathScreenGameOverTextManager.Clear();
         }
+
+        private void SetupEntriesForScreenFilters(ConfigFile configFile)
+        {
+            const string section = "Screen Filters";
+
+            var drunkConfigEntry = configFile.Bind(section, "Drunkness Level", 0f,
+                new ConfigDescription("Override drunkness level in Screen Filters Manager."));
+            LethalConfigManager.AddConfigItem(new FloatSliderConfigItem(drunkConfigEntry, requiresRestart: false));
+            drunkConfigEntry.SettingChanged += (sender, args) =>
+            {
+                ScreenFiltersManager.Drunkness = drunkConfigEntry.Value;
+            };
+
+            var condensationConfigEntry = configFile.Bind(section, "Condensation Level", 0f,
+                new ConfigDescription("Override drunkness level in Screen Filters Manager."));
+            LethalConfigManager.AddConfigItem(new FloatSliderConfigItem(condensationConfigEntry, new FloatSliderOptions()
+            {
+                Min = 0f,
+                Max = 0.27f,
+                RequiresRestart = false,
+            }));
+            condensationConfigEntry.SettingChanged += (sender, args) =>
+            {
+                ScreenFiltersManager.HelmetCondensationDrops = condensationConfigEntry.Value;
+            };
+        }
 #endif
 
         private T Default<T>(T options) where T : BaseOptions
@@ -2498,6 +2816,7 @@ namespace MuzikaGromche
             {
                 PoweredLightsBehaviour.Instance.ResetLightColor();
                 DiscoBallManager.Disable();
+                ScreenFiltersManager.Clear();
                 // Rotate track groups
                 behaviour.ChooseTrackServerRpc();
                 behaviour.BeatTimeState = null;
@@ -2507,6 +2826,7 @@ namespace MuzikaGromche
             else if ((__instance.previousState == 1 || __instance.previousState == 2) && behaviour.BeatTimeState is { } beatTimeState)
             {
                 var events = beatTimeState.Update(introAudioSource, loopAudioSource);
+                var localPlayerCanHearMusic = Plugin.LocalPlayerCanHearMusic(__instance);
                 foreach (var ev in events)
                 {
                     switch (ev)
@@ -2523,11 +2843,16 @@ namespace MuzikaGromche
                             RoundManager.Instance.FlickerLights(true);
                             break;
 
-                        case LyricsEvent e:
-                            if (Plugin.LocalPlayerCanHearMusic(__instance))
-                            {
-                                Plugin.DisplayLyrics(e.Text);
-                            }
+                        case LyricsEvent e when localPlayerCanHearMusic:
+                            Plugin.DisplayLyrics(e.Text);
+                            break;
+
+                        case DrunkEvent e when localPlayerCanHearMusic:
+                            ScreenFiltersManager.Drunkness = e.Drunkness;
+                            break;
+
+                        case CondensationEvent e when localPlayerCanHearMusic:
+                            ScreenFiltersManager.HelmetCondensationDrops = e.Condensation;
                             break;
                     }
                 }
@@ -2561,6 +2886,7 @@ namespace MuzikaGromche
                 PoweredLightsBehaviour.Instance.ResetLightColor();
                 DiscoBallManager.Disable();
                 DeathScreenGameOverTextManager.Clear();
+                ScreenFiltersManager.Clear();
                 // Just in case if players have spawned multiple Jesters,
                 // Don't reset Config.CurrentTrack to null,
                 // so that the latest chosen track remains set.

MuzikaGromche/ScreenFiltersManager.cs

@@ -0,0 +1,146 @@
+using System.Collections;
+using HarmonyLib;
+using UnityEngine;
+
+namespace MuzikaGromche
+{
+    static class ScreenFiltersManager
+    {
+        private const float VibilityThreshold = 0.01f;
+
+        private static bool drunknessChangedThisFrame = false;
+        private static float drunkness = 0f;
+        public static float Drunkness
+        {
+            get => drunkness;
+            set
+            {
+                drunkness = value;
+                drunknessChangedThisFrame = true;
+                ScheduleUpdate();
+            }
+        }
+
+        private static bool helmetCondensationDropsChangedThisFrame = false;
+        private static float helmetCondensationDrops = 0f;
+        public static float HelmetCondensationDrops
+        {
+            get => helmetCondensationDrops;
+            set
+            {
+                helmetCondensationDrops = value;
+                helmetCondensationDropsChangedThisFrame = true;
+                ScheduleUpdate();
+            }
+        }
+
+        private static Coroutine? scheduledUpdate = null;
+
+        private static void ScheduleUpdate()
+        {
+            CancelScheduledUpdate();
+            scheduledUpdate = HUDManager.Instance.StartCoroutine(ScheduledUpdate());
+        }
+
+        private static void CancelScheduledUpdate()
+        {
+            if (scheduledUpdate != null)
+            {
+                HUDManager.Instance.StopCoroutine(scheduledUpdate);
+                scheduledUpdate = null;
+            }
+        }
+
+        private static IEnumerator ScheduledUpdate()
+        {
+            try
+            {
+                yield return new WaitForEndOfFrame();
+                Update();
+            }
+            finally
+            {
+                scheduledUpdate = null;
+            }
+        }
+
+        private static void Update()
+        {
+            CancelScheduledUpdate();
+            var hud = HUDManager.Instance;
+
+            if (!drunknessChangedThisFrame)
+            {
+                // animated roll-off
+                drunkness = Mathf.Clamp(drunkness - Time.deltaTime / 2f, 0f, 1f);
+            }
+            drunknessChangedThisFrame = false;
+            if (drunkness > VibilityThreshold)
+            {
+                var moddedDrunknessFilterWeight = StartOfRound.Instance.drunknessSideEffect.Evaluate(drunkness);
+                var moddedGasImageAlphaAlpha = moddedDrunknessFilterWeight * 1.5f;
+                // set the final value to the greatest of the two, so that we don't accidentally undo TZP's visual effect.
+                hud.drunknessFilter.weight = Mathf.Max(hud.drunknessFilter.weight, moddedDrunknessFilterWeight);
+                hud.gasImageAlpha.alpha = Mathf.Max(hud.gasImageAlpha.alpha, moddedGasImageAlphaAlpha);
+                // Image alpha only makes sense if the animator is running
+                hud.gasHelmetAnimator.SetBool("gasEmitting", value: true);
+            }
+            else
+            {
+                ClearDrunkness();
+            }
+
+            if (!helmetCondensationDropsChangedThisFrame)
+            {
+                // animated roll-off
+                helmetCondensationDrops = Mathf.Clamp(helmetCondensationDrops - Time.deltaTime / 6f, 0f, 1f);
+            }
+            helmetCondensationDropsChangedThisFrame = false;
+            if (helmetCondensationDrops > VibilityThreshold)
+            {
+                // HelmetCondensationDrops
+                Color color = hud.helmetCondensationMaterial.color;
+                // set the final value to the greatest of the two, so that we don't accidentally undo steam's visual effect.
+                color.a = Mathf.Clamp(Mathf.Max(color.a, helmetCondensationDrops), 0f, 0.27f);
+                hud.helmetCondensationMaterial.color = color;
+            }
+            else
+            {
+                ClearCondensation();
+            }
+        }
+
+        public static void Clear()
+        {
+            ClearDrunkness();
+            ClearCondensation();
+        }
+
+        private static void ClearDrunkness()
+        {
+            drunkness = 0f;
+            // Only the stop animation if vanilla doesn't animate TZP right now.
+            if (GameNetworkManager.Instance.localPlayerController.drunkness == 0f)
+            {
+                HUDManager.Instance.gasHelmetAnimator.SetBool("gasEmitting", value: false);
+            }
+            // Vanilla will set drunknessFilter.weight and gasImageAlpha.alpha on the next Update anyway.
+        }
+
+        private static void ClearCondensation()
+        {
+            helmetCondensationDrops = 0f;
+        }
+
+        [HarmonyPatch(typeof(HUDManager))]
+        internal static class HUDManagerScreenFiltersPatch
+        {
+            [HarmonyPatch(nameof(HUDManager.SetScreenFilters))]
+            [HarmonyPostfix]
+            static void SetScreenFiltersPostfix(HUDManager __instance)
+            {
+                Update();
+            }
+        }
+    }
+}