perf: NetworkRigidbody Reliable/Unreliable via NetworkTransform for smooth interpolation (#3510)

* RB

* fix clientauthority warning

* reset iskinematic and add a player to try local sync

* delete red ball, fix

* spawns multiplayer

* sc

* textmesh

* better

* better

* reset latency sim

* NetworkRigidbody folder

* syntax

* fix rese tflags

* 2D

Assets/Mirror/Components/Experimental/NetworkLerpRigidbody.cs

@@ -1,9 +1,11 @@
+using System;
 using UnityEngine;
 
 namespace Mirror.Experimental
 {
     [AddComponentMenu("Network/ Experimental/Network Lerp Rigidbody")]
     [HelpURL("https://mirror-networking.gitbook.io/docs/components/network-lerp-rigidbody")]
+    [Obsolete("Use the new NetworkRigidbodyReliable/Unreliable component with Snapshot Interpolation instead.")]
     public class NetworkLerpRigidbody : NetworkBehaviour
     {
         [Header("Settings")]

Assets/Mirror/Components/Experimental/NetworkRigidbody.cs

@@ -1,9 +1,11 @@
+using System;
 using UnityEngine;
 
 namespace Mirror.Experimental
 {
     [AddComponentMenu("Network/ Experimental/Network Rigidbody")]
     [HelpURL("https://mirror-networking.gitbook.io/docs/components/network-rigidbody")]
+    [Obsolete("Use the new NetworkRigidbodyReliable/Unreliable component with Snapshot Interpolation instead.")]
     public class NetworkRigidbody : NetworkBehaviour
     {
         [Header("Settings")]

Assets/Mirror/Components/NetworkRigidbody.meta

@@ -0,0 +1,3 @@
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+guid: 80106690aef541a5b8e2f8fb3d5949ad
+timeCreated: 1686733778

Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyReliable.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Mirror
+{
+    [RequireComponent(typeof(Rigidbody))]
+    public class NetworkRigidbodyReliable : NetworkTransformReliable
+    {
+        new bool clientAuthority =>
+            syncDirection == SyncDirection.ClientToServer;
+
+        Rigidbody rb;
+        bool wasKinematic;
+
+        // cach Rigidbody and original isKinematic setting
+        protected override void Awake()
+        {
+            rb = GetComponent<Rigidbody>();
+            wasKinematic = rb.isKinematic;
+            base.Awake();
+        }
+
+        // reset forced isKinematic flag to original.
+        // otherwise the overwritten value would remain between sessions forever.
+        // for example, a game may run as client, set rigidbody.iskinematic=true,
+        // then run as server, where .iskinematic isn't touched and remains at
+        // the overwritten=true, even though the user set it to false originally.
+        public override void OnStopServer() => rb.isKinematic = wasKinematic;
+        public override void OnStopClient() => rb.isKinematic = wasKinematic;
+
+        // FixedUpdate for physics
+        void FixedUpdate()
+        {
+            // who ever has authority moves the Rigidbody with physics.
+            // everyone else simply sets it to kinematic.
+            // so that only the Transform component is synced.
+
+            // host mode
+            if (isServer && isClient)
+            {
+                // in host mode, we own it it if:
+                // clientAuthority is disabled (hence server / we own it)
+                // clientAuthority is enabled and we have authority over this object.
+                bool owned = !clientAuthority || IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // client only
+            else if (isClient)
+            {
+                // on the client, we own it only if clientAuthority is enabled,
+                // and we have authority over this object.
+                bool owned = IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // server only
+            else if (isServer)
+            {
+                // on the server, we always own it if clientAuthority is disabled.
+                bool owned = !clientAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+        }
+    }
+}

Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyReliable.cs.meta

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Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyReliable2D.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Mirror
+{
+    [RequireComponent(typeof(Rigidbody))]
+    public class NetworkRigidbodyReliable2D : NetworkTransformReliable
+    {
+        new bool clientAuthority =>
+            syncDirection == SyncDirection.ClientToServer;
+
+        Rigidbody2D rb;
+        bool wasKinematic;
+
+        // cach Rigidbody and original isKinematic setting
+        protected override void Awake()
+        {
+            rb = GetComponent<Rigidbody2D>();
+            wasKinematic = rb.isKinematic;
+            base.Awake();
+        }
+
+        // reset forced isKinematic flag to original.
+        // otherwise the overwritten value would remain between sessions forever.
+        // for example, a game may run as client, set rigidbody.iskinematic=true,
+        // then run as server, where .iskinematic isn't touched and remains at
+        // the overwritten=true, even though the user set it to false originally.
+        public override void OnStopServer() => rb.isKinematic = wasKinematic;
+        public override void OnStopClient() => rb.isKinematic = wasKinematic;
+
+        // FixedUpdate for physics
+        void FixedUpdate()
+        {
+            // who ever has authority moves the Rigidbody with physics.
+            // everyone else simply sets it to kinematic.
+            // so that only the Transform component is synced.
+
+            // host mode
+            if (isServer && isClient)
+            {
+                // in host mode, we own it it if:
+                // clientAuthority is disabled (hence server / we own it)
+                // clientAuthority is enabled and we have authority over this object.
+                bool owned = !clientAuthority || IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // client only
+            else if (isClient)
+            {
+                // on the client, we own it only if clientAuthority is enabled,
+                // and we have authority over this object.
+                bool owned = IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // server only
+            else if (isServer)
+            {
+                // on the server, we always own it if clientAuthority is disabled.
+                bool owned = !clientAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+        }
+    }
+}

Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyReliable2D.cs.meta

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Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyUnreliable.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Mirror
+{
+    [RequireComponent(typeof(Rigidbody))]
+    public class NetworkRigidbodyUnreliable : NetworkTransform
+    {
+        new bool clientAuthority =>
+            syncDirection == SyncDirection.ClientToServer;
+
+        Rigidbody rb;
+        bool wasKinematic;
+
+        // cach Rigidbody and original isKinematic setting
+        protected override void Awake()
+        {
+            rb = GetComponent<Rigidbody>();
+            wasKinematic = rb.isKinematic;
+            base.Awake();
+        }
+
+        // reset forced isKinematic flag to original.
+        // otherwise the overwritten value would remain between sessions forever.
+        // for example, a game may run as client, set rigidbody.iskinematic=true,
+        // then run as server, where .iskinematic isn't touched and remains at
+        // the overwritten=true, even though the user set it to false originally.
+        public override void OnStopServer() => rb.isKinematic = wasKinematic;
+        public override void OnStopClient() => rb.isKinematic = wasKinematic;
+
+        // FixedUpdate for physics
+        void FixedUpdate()
+        {
+            // who ever has authority moves the Rigidbody with physics.
+            // everyone else simply sets it to kinematic.
+            // so that only the Transform component is synced.
+
+            // host mode
+            if (isServer && isClient)
+            {
+                // in host mode, we own it it if:
+                // clientAuthority is disabled (hence server / we own it)
+                // clientAuthority is enabled and we have authority over this object.
+                bool owned = !clientAuthority || IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // client only
+            else if (isClient)
+            {
+                // on the client, we own it only if clientAuthority is enabled,
+                // and we have authority over this object.
+                bool owned = IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // server only
+            else if (isServer)
+            {
+                // on the server, we always own it if clientAuthority is disabled.
+                bool owned = !clientAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+        }
+    }
+}

Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyUnreliable.cs.meta

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Assets/Mirror/Components/NetworkRigidbody/NetworkRigidbodyUnreliable2D.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Mirror
+{
+    [RequireComponent(typeof(Rigidbody))]
+    public class NetworkRigidbodyUnreliable2D : NetworkTransform
+    {
+        new bool clientAuthority =>
+            syncDirection == SyncDirection.ClientToServer;
+
+        Rigidbody2D rb;
+        bool wasKinematic;
+
+        // cach Rigidbody and original isKinematic setting
+        protected override void Awake()
+        {
+            rb = GetComponent<Rigidbody2D>();
+            wasKinematic = rb.isKinematic;
+            base.Awake();
+        }
+
+        // reset forced isKinematic flag to original.
+        // otherwise the overwritten value would remain between sessions forever.
+        // for example, a game may run as client, set rigidbody.iskinematic=true,
+        // then run as server, where .iskinematic isn't touched and remains at
+        // the overwritten=true, even though the user set it to false originally.
+        public override void OnStopServer() => rb.isKinematic = wasKinematic;
+        public override void OnStopClient() => rb.isKinematic = wasKinematic;
+
+        // FixedUpdate for physics
+        void FixedUpdate()
+        {
+            // who ever has authority moves the Rigidbody with physics.
+            // everyone else simply sets it to kinematic.
+            // so that only the Transform component is synced.
+
+            // host mode
+            if (isServer && isClient)
+            {
+                // in host mode, we own it it if:
+                // clientAuthority is disabled (hence server / we own it)
+                // clientAuthority is enabled and we have authority over this object.
+                bool owned = !clientAuthority || IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // client only
+            else if (isClient)
+            {
+                // on the client, we own it only if clientAuthority is enabled,
+                // and we have authority over this object.
+                bool owned = IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // server only
+            else if (isServer)
+            {
+                // on the server, we always own it if clientAuthority is disabled.
+                bool owned = !clientAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+        }
+    }
+}

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Assets/Mirror/Examples/RigidbodyPhysics/Prefabs/Player Ball.prefab

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Assets/Mirror/Examples/RigidbodyPhysics/Scripts/AddForce.cs

@@ -11,21 +11,17 @@ public class AddForce : NetworkBehaviour
         protected override void OnValidate()
         {
             base.OnValidate();
-
             rigidbody3d = GetComponent<Rigidbody>();
-            rigidbody3d.isKinematic = true;
         }
 
-        public override void OnStartServer()
-        {
-            rigidbody3d.isKinematic = false;
-        }
-
-        [ServerCallback]
         void Update()
         {
-            if (Input.GetKeyDown(KeyCode.Space))
-                rigidbody3d.AddForce(Vector3.up * force);
+            // do we have authority over this?
+            if (!rigidbody3d.isKinematic)
+            {
+                if (Input.GetKeyDown(KeyCode.Space))
+                    rigidbody3d.AddForce(Vector3.up * force);
+            }
         }
     }
 }

Assets/NetworkRigidbodyReliable.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Mirror
+{
+    [RequireComponent(typeof(Rigidbody))]
+    public class NetworkRigidbodyReliable : NetworkTransformReliable
+    {
+        new bool clientAuthority =>
+            syncDirection == SyncDirection.ClientToServer;
+
+        Rigidbody rb;
+        bool wasKinematic;
+
+        // cach Rigidbody and original isKinematic setting
+        protected override void Awake()
+        {
+            rb = GetComponent<Rigidbody>();
+            wasKinematic = rb.isKinematic;
+            base.Awake();
+        }
+
+        // reset forced isKinematic flag to original.
+        // otherwise the overwritten value would remain between sessions forever.
+        // for example, a game may run as client, set rigidbody.iskinematic=true,
+        // then run as server, where .iskinematic isn't touched and remains at
+        // the overwritten=true, even though the user set it to false originally.
+        public override void OnStopServer() => rb.isKinematic = wasKinematic;
+        public override void OnStopClient() => rb.isKinematic = wasKinematic;
+
+        // FixedUpdate for physics
+        void FixedUpdate()
+        {
+            // who ever has authority moves the Rigidbody with physics.
+            // everyone else simply sets it to kinematic.
+            // so that only the Transform component is synced.
+
+            // host mode
+            if (isServer && isClient)
+            {
+                // in host mode, we own it it if:
+                // clientAuthority is disabled (hence server / we own it)
+                // clientAuthority is enabled and we have authority over this object.
+                bool owned = !clientAuthority || IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // client only
+            else if (isClient)
+            {
+                // on the client, we own it only if clientAuthority is enabled,
+                // and we have authority over this object.
+                bool owned = IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // server only
+            else if (isServer)
+            {
+                // on the server, we always own it if clientAuthority is disabled.
+                bool owned = !clientAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+        }
+    }
+}

Assets/NetworkRigidbodyReliable.cs.meta

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Assets/NetworkRigidbodyUnreliable.cs

@@ -0,0 +1,75 @@
+using UnityEngine;
+
+namespace Mirror
+{
+    [RequireComponent(typeof(Rigidbody))]
+    public class NetworkRigidbodyUnreliable : NetworkTransform
+    {
+        new bool clientAuthority =>
+            syncDirection == SyncDirection.ClientToServer;
+
+        Rigidbody rb;
+        bool wasKinematic;
+
+        // cach Rigidbody and original isKinematic setting
+        protected override void Awake()
+        {
+            rb = GetComponent<Rigidbody>();
+            wasKinematic = rb.isKinematic;
+            base.Awake();
+        }
+
+        // reset forced isKinematic flag to original.
+        // otherwise the overwritten value would remain between sessions forever.
+        // for example, a game may run as client, set rigidbody.iskinematic=true,
+        // then run as server, where .iskinematic isn't touched and remains at
+        // the overwritten=true, even though the user set it to false originally.
+        public override void OnStopServer() => rb.isKinematic = wasKinematic;
+        public override void OnStopClient() => rb.isKinematic = wasKinematic;
+
+        // FixedUpdate for physics
+        void FixedUpdate()
+        {
+            // who ever has authority moves the Rigidbody with physics.
+            // everyone else simply sets it to kinematic.
+            // so that only the Transform component is synced.
+
+            // host mode
+            if (isServer && isClient)
+            {
+                // in host mode, we own it it if:
+                // clientAuthority is disabled (hence server / we own it)
+                // clientAuthority is enabled and we have authority over this object.
+                bool owned = !clientAuthority || IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // client only
+            else if (isClient)
+            {
+                // on the client, we own it only if clientAuthority is enabled,
+                // and we have authority over this object.
+                bool owned = IsClientWithAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+            // server only
+            else if (isServer)
+            {
+                // on the server, we always own it if clientAuthority is disabled.
+                bool owned = !clientAuthority;
+
+                // only set to kinematic if we don't own it
+                // otherwise don't touch isKinematic.
+                // the authority owner might use it either way.
+                if (!owned) rb.isKinematic = true;
+            }
+        }
+    }
+}

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