CC Package and Physics

2026-06-02 08:56:26 -07:00
parent a5af81c8a8
commit 2ee30c01fd
37 changed files with 1295 additions and 142 deletions
@@ -0,0 +1,35 @@
+using System.Collections.Generic;
+using Unity.CharacterController;
+using Unity.Entities;
+using Unity.NetCode;
+
+namespace ProjectM.Simulation
+{
+    /// <summary>
+    /// Ghost-variant registration for the kinematic character (M5b). <see cref="CharacterInterpolation"/> is
+    /// presentation-only fixed-step smoothing that must exist ONLY on predicted clients: on the server it
+    /// would interfere with LocalToWorld, and on interpolated remote ghosts it would double up with netcode's
+    /// own snapshot interpolation. <c>BakeCharacter</c> adds it to every prefab version, so we force it
+    /// predicted-client-only here.
+    /// <para>
+    /// We deliberately do NOT override the default variants for <c>LocalTransform</c> or
+    /// <c>PhysicsVelocity</c> (the CC sample's DontSerializeVariant on LocalTransform is global and would
+    /// break the non-character ghosts in this project — projectiles, dummies, pickups — which rely on stock
+    /// LocalTransform replication). The character's position therefore replicates via the normal
+    /// owner-predicted LocalTransform path, like every other ghost.
+    /// </para>
+    /// </summary>
+    public sealed partial class CharacterGhostVariantsSystem : DefaultVariantSystemBase
+    {
+        protected override void RegisterDefaultVariants(Dictionary<ComponentType, Rule> defaultVariants)
+        {
+            defaultVariants.Add(typeof(CharacterInterpolation), Rule.ForAll(typeof(CharacterInterpolation_GhostVariant)));
+        }
+    }
+
+    [GhostComponentVariation(typeof(CharacterInterpolation))]
+    [GhostComponent(PrefabType = GhostPrefabType.PredictedClient)]
+    public struct CharacterInterpolation_GhostVariant
+    {
+    }
+}