Added Behavior Graph asset for AI simulations

2026-04-28 18:33:07 +02:00
parent 8b1a42ed9d
commit 7e2030155c
34 changed files with 4361 additions and 8 deletions
@@ -0,0 +1,7 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Action : Node
+    {
+        
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: a47380a9d61c417fae2871ebb4af4ca9
+timeCreated: 1777392989
@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Composite : Node
+    {
+        protected List<Node> Children;
+        
+        public Composite(List<Node> children)
+        {
+            Children = children;
+        }
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 03f624aecf9b4f06907bc2d216d810a7
+timeCreated: 1777393016
@@ -0,0 +1,7 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Condition : Action
+    {
+        
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 4a21ed8dbd354365a64b54f680885692
+timeCreated: 1777393004
@@ -0,0 +1,12 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Decorator : Node
+    {
+        protected Node Child;
+
+        public Decorator(Node child)
+        {
+            Child = child;
+        }
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 907a63b689ce467d9b544d2cfeb23b50
+timeCreated: 1777393029
@@ -0,0 +1,15 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Node
+    {
+        public virtual Status OnStart() => Status.Running;
+
+        public virtual void OnEnd()
+        {
+        }
+
+        public virtual Status OnUpdate() => Status.Success;
+    }
+    
+    public enum Status { Success, Failure, Running }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 777a49e04b5645c69db83417be0665a5
+timeCreated: 1777392427
@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Selector : Composite
+    {
+        private int _currentIndex;
+        private Node _currentNode;
+        
+        public Selector(List<Node> children) : base(children)
+        {
+        }
+
+        public override Status OnStart()
+        {
+            if (Children.Count == 0) return Status.Failure;
+            
+            _currentIndex = 0;
+            _currentNode = Children[_currentIndex];
+            return _currentNode?.OnStart() ?? Status.Failure;
+        }
+
+        public override Status OnUpdate()
+        {
+            Status status = _currentNode?.OnUpdate() ?? Status.Failure;
+
+            switch (status)
+            {
+                case Status.Failure:
+                    _currentNode?.OnEnd();
+                    _currentIndex++;
+                    if (_currentIndex >= Children.Count) return Status.Failure;
+                    _currentNode = Children[_currentIndex];
+                    return _currentNode?.OnStart() ?? Status.Failure;
+                case Status.Success:
+                    _currentNode?.OnEnd();
+                    return Status.Success;
+                case Status.Running:
+                    return Status.Running;
+                default:
+                    throw new ArgumentOutOfRangeException();
+            }
+        }
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: d6125671572a4bdca9faf360d9631007
+timeCreated: 1777393713
@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Sequence : Composite
+    {
+        private int _currentIndex;
+        private Node _currentNode;
+        
+        public Sequence(List<Node> children) : base(children)
+        {
+        }
+
+        public override Status OnStart()
+        {
+            if (Children.Count == 0) return Status.Failure;
+            
+            _currentIndex = 0;
+            _currentNode = Children[_currentIndex];
+            return _currentNode?.OnStart() ?? Status.Failure;
+        }
+
+        public override Status OnUpdate()
+        {
+            Status status = _currentNode?.OnUpdate() ?? Status.Failure;
+
+            switch (status)
+            {
+                case Status.Success:
+                    _currentNode?.OnEnd();
+                    _currentIndex++;
+                    if (_currentIndex >= Children.Count) return Status.Success;
+                    _currentNode = Children[_currentIndex];
+                    return _currentNode?.OnStart() ?? Status.Failure;
+                case Status.Failure:
+                    _currentNode?.OnEnd();
+                    return Status.Failure;
+                case Status.Running:
+                    return Status.Running;
+                default:
+                    throw new ArgumentOutOfRangeException();
+            }
+        }
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: d710d34ec35547bda535ffd8af159ab1
+timeCreated: 1777393258
@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Tree : MonoBehaviour
+    {
+        private Node _rootNode;
+
+        // may be you want to run this tree anyways without looking for
+        // the current state, then throw the ifs away
+        
+        private void OnEnable()
+        {
+            // create first node
+            _rootNode = new Sequence(new List<Node>());
+            //if (_rootNode.OnStart() == Status.Failure) enabled = false;
+            Debug.Log($"Root node status at start: {_rootNode.OnStart()}");
+        }
+
+        private void OnDisable()
+        {
+            _rootNode.OnEnd();
+        }
+        
+        private void Update()
+        {
+            // Status status = _rootNode.OnUpdate();
+            //
+            // switch (status)
+            // {
+            //     case Status.Success:
+            //         break;
+            //     case Status.Failure:
+            //         break;
+            //     case Status.Running:
+            //         break;
+            //     default:
+            //         throw new ArgumentOutOfRangeException();
+            // }
+            
+            Debug.Log($"Root node status at update: {_rootNode.OnUpdate()}");
+        }
+    }
+}
@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: e3ebc182a7db40659155500d45db62e1
+timeCreated: 1777392380