Finale graphical effects

Should only activate on finale.

TSOClient/tso.client/Rendering/City/Terrain.cs

@@ -1212,9 +1212,11 @@ private Color PowColor(Color col, float pow)
         public void SetTimeOfDay(double time) 
         {
             time = Math.Min(0.999999999, time);
-            Time = (float)time;
             m_TintColor = TimeOfDayConfig.ColorFromTime(time);
 
+            Time = (float)time;
+            time = FinaleUtils.BiasSunTime(time);
+
             if (Weather.Darken > 0)
             {
                 //tint the outside colour, usually with some darkening effect.
@@ -1240,6 +1242,8 @@ public void SetTimeOfDay(double time)
                 modTime = (time - DayOffset) * 0.5 / DayDuration;
             }
 
+            modTime = FinaleUtils.BiasSunTime(modTime);
+
             Transform *= Matrix.CreateRotationY((float)((modTime+0.5) * Math.PI * 2.0)); //Controls the rotation of the sun/moon around the city. 
             Transform *= Matrix.CreateRotationZ((float)(Math.PI*(45.0/180.0))); //Sun is at an angle of 45 degrees to horizon at it's peak. idk why, it's winter maybe? looks nice either way
             Transform *= Matrix.CreateRotationY((float)(Math.PI * 0.3)); //Offset from front-back a little. This might need some adjusting for the nicest sunset/sunrise locations.
@@ -1820,7 +1824,9 @@ private void DrawFacades(Vector2 mid, int passIndex, bool useLocked, BoundingFru
 
             VertexShader.CurrentTechnique = VertexShader.Techniques[1];
             VertexShader.CurrentTechnique.Passes[passIndex].Apply();
-            var night = Time < 0.25f || Time > 0.75f;
+
+            double biasTime = FinaleUtils.BiasSunTime(Time);
+            var night = biasTime < 0.25f || biasTime > 0.75f;
 
             if (!useLocked || NearFacades == null)
             {

TSOClient/tso.common/FSO.Common.csproj

@@ -162,6 +162,7 @@
     <Compile Include="Rendering\Emoji\EmojiCache.cs" />
     <Compile Include="Rendering\Emoji\EmojiDictionary.cs" />
     <Compile Include="Rendering\Emoji\EmojiProvider.cs" />
+    <Compile Include="Rendering\FinaleUtils.cs" />
     <Compile Include="Rendering\Framework\3DComponent.cs" />
     <Compile Include="Rendering\Framework\3DLayer.cs" />
     <Compile Include="Rendering\Framework\3DScene.cs" />

TSOClient/tso.common/Rendering/FinaleUtils.cs

@@ -0,0 +1,88 @@
+using Microsoft.Xna.Framework;
+using System;
+
+namespace FSO.Common.Rendering
+{
+    public static class FinaleUtils
+    {
+        private static Color[] FinaleColors = new Color[]
+        {
+            new Color(2, 2, 2),
+            new Color(2, 2, 2),
+            Color.Lerp(new Color(0, 0, 0), new Color(50, 70, 122)*1.25f, 0.5f),
+            new Color(70, 70, 70)*1.25f,
+            new Color(217, 109, 50), //sunrise
+            new Color(255, 255, 255),
+            new Color(255, 255, 255), //peak
+            new Color(255, 255, 255), //peak
+            new Color(255, 255, 255),
+            new Color(255, 255, 255),
+            Color.Lerp(new Color(255, 255, 255), new Color(217, 109, 50), 0.33f),
+            Color.Lerp(new Color(255, 255, 255), new Color(217, 109, 25), 0.66f),
+            new Color(225, 64, 0), //sunset
+            new Color(0, 0, 0)
+        };
+
+        private static double DayOffset = 0.25;
+        private static double DayDuration = 0.60;
+
+        private static double TargetEnd = 1.04;
+
+        public static double BiasSunTime(double modTime)
+        {
+            if (IsFinale())
+            {
+                double dayMid = DayOffset + DayDuration / 2;
+                double mainEnd = DayOffset + DayDuration;
+
+                double rescaleDay = (TargetEnd - dayMid) / (mainEnd - dayMid);
+
+                if (modTime > dayMid)
+                {
+                    modTime = dayMid + (modTime - dayMid) / rescaleDay;
+                }
+            }
+
+            return modTime;
+        }
+
+        public static Vector3 BiasSunIntensity(Vector3 intensity, float time)
+        {
+            if (IsFinale())
+            {
+                if (time > 0.70)
+                {
+                    intensity = Vector3.Lerp(new Vector3(0.6f), new Vector3(1, 0.2f, 0.1f), (time - 0.70f) / 0.25f);
+                }
+                else if (time > 0.5)
+                {
+                    intensity = Vector3.Lerp(intensity, new Vector3(0.6f), (time - 0.5f) / 0.2f);
+                }
+
+                if (time > 0.995)
+                {
+                    intensity *= (1f - time) * 200f;
+                }
+            }
+
+            return intensity;
+        }
+
+        public static bool IsFinale()
+        {
+            var time = DateTime.UtcNow;
+
+            return time.Year == 2024 && time.Month == 12 && ((time.Day == 8 && time.Hour == 23) || (time.Day == 9 && time.Hour == 0));
+        }
+
+        public static float GetDarkness()
+        {
+            return IsFinale() ? 1.0f : 0.8f;
+        }
+
+        public static Color[] SwapFinaleColors(Color[] colors)
+        {
+            return IsFinale() ? FinaleColors : colors;
+        }
+    }
+}

TSOClient/tso.common/Rendering/TimeOfDayConfig.cs

@@ -54,14 +54,19 @@ private static Color PowColor(Color col, float pow)
 
         public static Color ColorFromTime(double time)
         {
-            Color col1 = m_TimeColors[(int)Math.Floor(time * (m_TimeColors.Length - 1))]; //first colour
-            Color col2 = m_TimeColors[(int)Math.Floor(time * (m_TimeColors.Length - 1)) + 1]; //second colour
-            if (DarknessMultiplier != 1.0)
+            Color[] colors = FinaleUtils.SwapFinaleColors(m_TimeColors);
+
+            Color col1 = colors[(int)Math.Floor(time * (colors.Length - 1))]; //first colour
+            Color col2 = colors[(int)Math.Floor(time * (colors.Length - 1)) + 1]; //second colour
+
+            float darkness = FinaleUtils.GetDarkness();
+
+            if (darkness != 1.0)
             {
-                col1 = Color.Lerp(Color.White, col1, DarknessMultiplier);
-                col2 = Color.Lerp(Color.White, col2, DarknessMultiplier);
+                col1 = Color.Lerp(Color.White, col1, darkness);
+                col2 = Color.Lerp(Color.White, col2, darkness);
             }
-            double Progress = (time * (m_TimeColors.Length - 1)) % 1; //interpolation progress (mod 1)
+            double Progress = (time * (colors.Length - 1)) % 1; //interpolation progress (mod 1)
 
             return PowColor(Color.Lerp(col1, col2, (float)Progress), 2.2f); //linearly interpolate between the two colours for this specific time.
         }

TSOClient/tso.content/ContentSrc/Effects/LightingCommon.fx

@@ -35,14 +35,14 @@ float4 lightColorFloor(float4 intensities) {
 	float avg = (intensities.r + intensities.g + intensities.b) / 3;
 	//floor shadow is how much less than average the alpha component is
 
-	float fshad = intensities.a / avg;
+	float fshad = intensities.a / max(0.0001, avg);
 
 	return lerp(OutsideDark, float4(intensities.rgb * LightingAdjust, 1), (fshad - MinAvg.x) * MinAvg.y);
 }
 
 float4 lightColorIAvg(float4 intensities, float i, float avg) {
 
-	float fshad = intensities.a / avg;
+	float fshad = intensities.a / max(0.0001, avg);
 	fshad = lerp(fshad, 1, i);
 
 	return lerp(OutsideDark, float4(intensities.rgb * LightingAdjust, 1), (fshad - MinAvg.x) * MinAvg.y);
@@ -53,7 +53,7 @@ float4 lightColorI(float4 intensities, float i) {
 	float avg = (intensities.r + intensities.g + intensities.b) / 3;
 	//floor shadow is how much less than average the alpha component is
 
-	float fshad = intensities.a / avg;
+	float fshad = intensities.a / max(0.0001, avg);
 	fshad = lerp(fshad, 1, i);
 
 	return lerp(OutsideDark, float4(intensities.rgb * LightingAdjust, 1), (fshad - MinAvg.x) * MinAvg.y);

TSOClient/tso.world/Components/AbstractSkyDome.cs

@@ -1,5 +1,6 @@
 using FSO.Common;
 using FSO.Common.Model;
+using FSO.Common.Rendering;
 using FSO.Common.Utils;
 using FSO.Files;
 using FSO.LotView.Model;
@@ -14,6 +15,7 @@ namespace FSO.LotView.Components
     public class AbstractSkyDome : IDisposable
     {
         private static string DefaultSkyCol = "Textures/skycol.png";
+        private static string FinalSkyCol = "Textures/skycolfinal.png";
 
         private VertexBuffer Verts;
         private IndexBuffer Indices;
@@ -24,6 +26,8 @@ public class AbstractSkyDome : IDisposable
         private VertexPositionTexture[] VertexData;
         private int[] IndexData;
 
+        private bool IsFinal;
+
         public AbstractSkyDome(GraphicsDevice GD, float time)
         {
             float? customSky = DynamicTuning.Global?.GetTuning("city", 0, 2);
@@ -33,10 +37,27 @@ public AbstractSkyDome(GraphicsDevice GD, float time)
                 TryLoadSkyColor(GD, DefaultSkyCol);
             }
 
+            LoadFinalIfNeeded(GD);
+
             InitArrays();
             BuildSkyDome(GD, time);
         }
 
+        public void LoadFinalIfNeeded(GraphicsDevice GD)
+        {
+            bool needsFinal = FinaleUtils.IsFinale();
+
+            if (!IsFinal && needsFinal)
+            {
+                using (var file = File.OpenRead(Path.Combine(FSOEnvironment.ContentDir, FinalSkyCol)))
+                {
+                    GradTex = ImageLoader.FromStream(GD, file);
+                };
+
+                IsFinal = true;
+            }
+        }
+
         private bool TryLoadSkyColor(GraphicsDevice GD, string path)
         {
             try
@@ -111,6 +132,8 @@ private void InitArrays()
 
         public void BuildSkyDome(GraphicsDevice GD, float time)
         {
+            LoadFinalIfNeeded(GD);
+
             //generate sky dome geometry
             var subdivs = 65;
             VertexPositionTexture[] verts = VertexData;
@@ -224,7 +247,7 @@ public void Draw(GraphicsDevice gd, Color outsideColor, Matrix view, Matrix proj
             }
 
             gd.BlendState = BlendState.NonPremultiplied;
-            var night = Night(time);
+            var night = Night((float)FinaleUtils.BiasSunTime(time));
             //draw the sun or moon
             var pos = sunVector;
             var z = -pos.X;
@@ -241,7 +264,7 @@ public void Draw(GraphicsDevice gd, Color outsideColor, Matrix view, Matrix proj
             effect.VertexColorEnabled = false;
             effect.TextureEnabled = true;
             effect.Texture = (night) ? TextureGenerator.GetMoon(gd) : TextureGenerator.GetSun(gd);
-            effect.DiffuseColor = new Vector3(color.X, color.Y, color.Z) * ((night) ? 2f : 0.6f);
+            effect.DiffuseColor = FinaleUtils.BiasSunIntensity(new Vector3(color.X, color.Y, color.Z) * ((night) ? 2f : 0.6f), time);
             gd.BlendState = (night) ? BlendState.NonPremultiplied : BlendState.Additive;
 
             foreach (var pass in effect.CurrentTechnique.Passes)

TSOClient/tso.world/LMap/LMapBatch.cs

@@ -1,4 +1,5 @@
 using FSO.Common;
+using FSO.Common.Rendering;
 using FSO.Common.Utils;
 using FSO.LotView.Components;
 using FSO.LotView.Effects;
@@ -375,6 +376,8 @@ public LightData BuildOutdoorsLight(double tod)
             DayOffset = 0.25f;
             DayDuration = 0.60f;
 
+            tod = FinaleUtils.BiasSunTime(tod);
+
             bool night = false;
             double modTime;
             var offStart = 1 - (DayOffset + DayDuration);

TSOClient/tso.world/Model/WeatherController.cs

@@ -1,4 +1,5 @@
-using FSO.LotView.Components;
+using FSO.Common.Rendering;
+using FSO.LotView.Components;
 using Microsoft.Xna.Framework;
 using System;
 using System.Collections.Generic;
@@ -88,7 +89,7 @@ public void Update()
 
             ParticleType ptype;
 
-            if (IsManual)
+            if (IsManual && !FinaleUtils.IsFinale())
             {
                 if (WeatherData == LastWeatherData && enabled == LastEnabled) return;
                 LastWeatherData = WeatherData;
@@ -167,6 +168,11 @@ public void SetWeather(short data) {
 
         private int GetAutoWeatherIntensity(DateTime time)
         {
+            if (FinaleUtils.IsFinale())
+            {
+                return 0;
+            }
+
             var distance = time - new DateTime(2019, 1, 26);
             var halfDay = (int)distance.TotalHours;