UberUnity code changes: authentic movement + Unity 6 fixes (reviewable, code-only)

.gitignore

@@ -77,4 +77,6 @@ crashlytics-build.properties
 
 # Temporary auto-generated Android Assets
 /[Aa]ssets/[Ss]treamingAssets/aa.meta
-/[Aa]ssets/[Ss]treamingAssets/aa/*
+/[Aa]ssets/[Ss]treamingAssets/aa/*
+# Standalone build output
+/Latest/

Assets/Compatibility/ImageEffects/UberUnityFallbackImageEffect.cs

@@ -0,0 +1,91 @@
+using UnityEngine;
+
+[ExecuteInEditMode]
+[RequireComponent(typeof(Camera))]
+[AddComponentMenu("UberUnity/Compatibility/Fallback Image Effect")]
+public class UberUnityFallbackImageEffect : MonoBehaviour
+{
+    [Header("Bloom And Flares")]
+    public int tweakMode;
+    public int screenBlendMode;
+    public bool hdr;
+    public float sepBlurSpread = 2.5f;
+    public int quality;
+    public float bloomIntensity = 0.5f;
+    public float bloomThreshhold = 0.4f;
+    public Color bloomThreshholdColor = Color.white;
+    public int bloomBlurIterations = 2;
+    public int hollywoodFlareBlurIterations = 2;
+    public float flareRotation;
+    public int lensflareMode = 1;
+    public float hollyStretchWidth = 2.5f;
+    public float lensflareIntensity;
+    public float lensflareThreshhold = 0.3f;
+    public float lensFlareSaturation = 0.75f;
+    public Color flareColorA = new Color(0.4f, 0.4f, 0.8f, 0.75f);
+    public Color flareColorB = new Color(0.4f, 0.8f, 0.8f, 0.75f);
+    public Color flareColorC = new Color(0.8f, 0.4f, 0.8f, 0.75f);
+    public Color flareColorD = new Color(0.8f, 0.4f, 0f, 0.75f);
+    public float blurWidth = 1f;
+    public Texture2D lensFlareVignetteMask;
+    public Shader lensFlareShader;
+    public Shader screenBlendShader;
+    public Shader blurAndFlaresShader;
+    public Shader brightPassFilterShader;
+
+    [Header("Color Correction")]
+    public AnimationCurve redChannel = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public AnimationCurve greenChannel = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public AnimationCurve blueChannel = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public bool useDepthCorrection;
+    public AnimationCurve zCurve = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public AnimationCurve depthRedChannel = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public AnimationCurve depthGreenChannel = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public AnimationCurve depthBlueChannel = AnimationCurve.Linear(0f, 0f, 1f, 1f);
+    public float saturation = 1f;
+    public bool selectiveCc;
+    public Color selectiveFromColor = Color.gray;
+    public Color selectiveToColor = Color.gray;
+    public int mode;
+    public bool updateTextures = true;
+    public Shader colorCorrectionCurvesShader;
+    public Shader simpleColorCorrectionCurvesShader;
+    public Shader colorCorrectionSelectiveShader;
+
+    [Header("Sun Shafts")]
+    public int resolution = 1;
+    public Transform sunTransform;
+    public int radialBlurIterations = 1;
+    public Color sunColor = Color.white;
+    public float sunShaftBlurRadius = 2.5f;
+    public float sunShaftIntensity = 1f;
+    public float useSkyBoxAlpha = 0.75f;
+    public float maxRadius = 0.75f;
+    public bool useDepthTexture = true;
+    public Shader sunShaftsShader;
+    public Shader simpleClearShader;
+
+    [Header("Fog")]
+    public int fogMode;
+    public float startDistance = 10f;
+    public float globalDensity = 0.01f;
+    public float heightScale = 1f;
+    public float height;
+    public Color globalFogColor = Color.gray;
+    public Shader fogShader;
+
+    [Header("Contrast")]
+    public float intensity = 0.5f;
+    public float threshhold;
+    public float blurSpread = 1f;
+    public Shader separableBlurShader;
+    public Shader contrastCompositeShader;
+
+    // These scene components came from missing post-processing scripts.
+    // The fallback keeps scenes loadable and simply passes the image through.
+    // NOTE: destination can be null — that means "render to screen" (final effect).
+    private void OnRenderImage(RenderTexture source, RenderTexture destination)
+    {
+        Graphics.Blit(source, destination);
+    }
+}

Assets/Compatibility/ImageEffects/UberUnityFallbackImageEffect.shader

@@ -0,0 +1,32 @@
+Shader "Hidden/UberUnity/FallbackImageEffect"
+{
+    Properties
+    {
+        _MainTex ("Base (RGB)", 2D) = "white" {}
+    }
+
+    SubShader
+    {
+        Cull Off
+        ZWrite Off
+        ZTest Always
+
+        Pass
+        {
+            CGPROGRAM
+            #pragma vertex vert_img
+            #pragma fragment frag
+            #include "UnityCG.cginc"
+
+            sampler2D _MainTex;
+
+            fixed4 frag(v2f_img i) : SV_Target
+            {
+                return tex2D(_MainTex, i.uv);
+            }
+            ENDCG
+        }
+    }
+
+    Fallback Off
+}