working on zombie ai

Assets/jelycho/Code/Enemies/FindClosestAttackTargetAction.cs

@@ -0,0 +1,26 @@
+using System;
+using Unity.Behavior;
+using UnityEngine;
+using Action = Unity.Behavior.Action;
+using Unity.Properties;
+
+[Serializable, GeneratePropertyBag]
+[NodeDescription(name: "FindClosestAttackTarget", story: "Agent finds Target", category: "Action", id: "c335cdd99cc546403f5ca3cd5c5e2fa3")]
+public partial class FindClosestAttackTargetAction : Action
+{
+
+    protected override Status OnStart()
+    {
+        return Status.Running;
+    }
+
+    protected override Status OnUpdate()
+    {
+        return Status.Success;
+    }
+
+    protected override void OnEnd()
+    {
+    }
+}
+

Assets/jelycho/Code/Enemies/FindClosestAttackTargetAction.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: fe9e1ad43b36c214389aa56933a4b4f9

Assets/jelycho/Code/Enemies/ZombieActor.cs

@@ -1,5 +1,7 @@
 using System;
 using System.Runtime.CompilerServices;
+using Animancer;
+using RebootKit.Engine.AI;
 using RebootKit.Engine.Extensions;
 using RebootKit.Engine.Main;
 using RebootKit.Engine.Network;
@@ -9,8 +11,8 @@ using TriInspector;
 using Unity.Mathematics;
 using UnityEngine;
 using UnityEngine.AI;
-using UnityEngine.Events;
 using Logger = RebootKit.Engine.Foundation.Logger;
+using UnityEvent = UnityEngine.Events.UnityEvent;
 
 namespace RebootReality.jelycho.Enemies {
     public class ZombieActorData : IActorData {
@@ -58,6 +60,10 @@ namespace RebootReality.jelycho.Enemies {
             }
         }
     }
+    
+    public class ZombieBlackboard {
+        public ZombieActor Self;
+    }
 
     [DeclareBoxGroup("Body parts")]
     public class ZombieActor : Actor, IKillable {
@@ -74,7 +80,7 @@ namespace RebootReality.jelycho.Enemies {
             Berserk
         }
         
-        [SerializeField] Animator m_Animator;
+        [SerializeField] AnimancerComponent m_Animancer;
 
         [SerializeField] NavMeshAgent m_NavAgent;
 
@@ -98,12 +104,24 @@ namespace RebootReality.jelycho.Enemies {
         float m_NextAttackTimer;
         
         public UnityEvent died = new UnityEvent();
+        
+        BehaviourTree m_BehaviourTree;
 
         //
         // @MARK: Unity callbacks
         //
         void Awake() {
             SetRagdollLocal(false);
+
+            m_BehaviourTree = new BehaviourTree("Zombie Behaviour");
+
+            var rootSelector = new Selector("Root");
+            m_BehaviourTree.AddChild(rootSelector);
+            
+            var attackPlayerSequence = new Sequence("Attack Player",
+                                                    () => m_PlayerTarget != null);
+            rootSelector.AddChild(attackPlayerSequence);
+
         }
         
         //
@@ -117,7 +135,7 @@ namespace RebootReality.jelycho.Enemies {
             }
             
             float velXZ = m_NavAgent.velocity.With(y: 0).magnitude;
-            m_Animator.SetFloat(s_MovementSpeedHash, velXZ);
+            // m_Animator.SetFloat(s_MovementSpeedHash, velXZ);
         }
 
         public override void OnServerTick(float deltaTime) {
@@ -127,6 +145,9 @@ namespace RebootReality.jelycho.Enemies {
                 s_Logger.Error("Invalid world context");
                 return;
             }
+            
+            m_BehaviourTree.Process(deltaTime);
+            return;
 
             switch (m_State) {
             case AIState.Idle: {
@@ -190,7 +211,7 @@ namespace RebootReality.jelycho.Enemies {
             if (distToPlayerSq <= m_MaxAttackDistance * m_MaxAttackDistance) {
                 m_NextAttackTimer -= dt;
                 if (m_NextAttackTimer <= 0.0f) {
-                    m_Animator.CrossFade("Attack_0", 0.0f, 0);
+                    // m_Animator.CrossFade("Attack_0", 0.0f, 0);
                     m_NextAttackTimer = m_AttackDelay;
                 }
 
@@ -284,7 +305,7 @@ namespace RebootReality.jelycho.Enemies {
                 ragdollRigidbody.isKinematic = !active;
             }
 
-            m_Animator.enabled = !active;
+            m_Animancer.enabled = !active;
         }
         
         //