add unity behavior tree package & examples

add start of own implementation of a behavior tree

AI/Assets/Scripts/BehaviorTree.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 2c6bdc0b9db0433e939c2e77844106f1
+timeCreated: 1745402938

AI/Assets/Scripts/BehaviorTree/Action.cs

@@ -0,0 +1,9 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Action : Node
+    {
+        public Action()
+        {
+        }
+    }
+}

AI/Assets/Scripts/BehaviorTree/Action.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: d658db48a0944051aa2a4a2fa02e089c
+timeCreated: 1745403146

AI/Assets/Scripts/BehaviorTree/Composite.cs

@@ -0,0 +1,17 @@
+using System.Collections.Generic;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Composite : Node
+    {
+        public Composite(List<Node> nodes)
+        {
+            _nodes.AddRange(nodes);
+        }
+
+        public Composite(params Node[] nodes)
+        {
+            _nodes.AddRange(nodes);
+        }
+    }
+}

AI/Assets/Scripts/BehaviorTree/Composite.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 975b1d6c26eb459d9a8cdd3e042b6674
+timeCreated: 1745403206

AI/Assets/Scripts/BehaviorTree/Condition.cs

@@ -0,0 +1,7 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Condition : Action
+    {
+        
+    }
+}

AI/Assets/Scripts/BehaviorTree/Condition.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: a2d064fe5d964df7aa50ae36e8551561
+timeCreated: 1745403415

AI/Assets/Scripts/BehaviorTree/Decorator.cs

@@ -0,0 +1,19 @@
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Decorator : Node
+    {
+        public Node Node
+        {
+            get
+            {
+                if (_nodes != null && _nodes.Count > 0) return _nodes[0];
+                return null;
+            }
+        }
+
+        public Decorator(Node node)
+        {
+            _nodes.Add(node);
+        }
+    }
+}

AI/Assets/Scripts/BehaviorTree/Decorator.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: f064dd30dc4940009b32f253d2f6ec34
+timeCreated: 1745403277

AI/Assets/Scripts/BehaviorTree/Node.cs

@@ -0,0 +1,31 @@
+using System.Collections.Generic;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public abstract class Node
+    {
+        protected List<Node> _nodes = new();
+
+        public virtual void Start()
+        {
+            
+        }
+
+        public virtual Status Update()
+        {
+            return Status.Success;
+        }
+
+        public virtual void End()
+        {
+            
+        }
+    }
+
+    public enum Status
+    {
+        Success,
+        Failure,
+        Running,
+    }
+}

AI/Assets/Scripts/BehaviorTree/Node.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: bb191187e8a246b29358c9eca60e18ea
+timeCreated: 1745403053

AI/Assets/Scripts/BehaviorTree/Sequence.cs

@@ -0,0 +1,42 @@
+using System;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Sequence : Composite
+    {
+        protected int _currentIndex;
+        protected Node _currentNode;
+
+        public override void Start()
+        {
+            _currentIndex = 0;
+            _currentNode = _currentIndex >= _nodes.Count ? null : _nodes[_currentIndex];
+            _currentNode?.Start();
+        }
+
+        public override Status Update()
+        {
+            if (_currentNode == null) return Status.Failure;
+            
+            Status status = _currentNode.Update();
+
+            switch (status)
+            {
+                case Status.Success:
+                    _currentNode.End();
+                    _currentIndex++;
+                    if (_currentIndex >= _nodes.Count) return Status.Success;
+                    _currentNode = _nodes[_currentIndex];
+                    _currentNode.Start();
+                    return Status.Running;
+                case Status.Failure:
+                    _currentNode.End();
+                    return Status.Failure;
+                case Status.Running:
+                    return Status.Running;
+                default:
+                    throw new ArgumentOutOfRangeException();
+            }
+        }
+    }
+}

AI/Assets/Scripts/BehaviorTree/Sequence.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 39476da0e0a54e429221ed45a8c2cf0f
+timeCreated: 1745403452

AI/Assets/Scripts/BehaviorTree/Tree.cs

@@ -0,0 +1,28 @@
+using System;
+using UnityEngine;
+
+namespace DefaultNamespace.BehaviorTree
+{
+    public class Tree : MonoBehaviour
+    {
+        private Node _rootNode;
+
+        private void OnEnable()
+        {
+            if (_rootNode == null) return;
+            _rootNode.Start();
+        }
+
+        private void Update()
+        {
+            if (_rootNode == null) return;
+            _rootNode.Update();
+        }
+
+        private void OnDisable()
+        {
+            if (_rootNode == null) return;
+            _rootNode.End();
+        }
+    }
+}

AI/Assets/Scripts/BehaviorTree/Tree.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: 1de9a2c205bb40fb9770d0639fb89abe
+timeCreated: 1745402959

AI/Packages/manifest.json

@@ -1,10 +1,11 @@
 {
   "dependencies": {
-    "com.unity.ai.navigation": "2.0.6",
+    "com.unity.ai.navigation": "2.0.7",
+    "com.unity.behavior": "1.0.9",
     "com.unity.collab-proxy": "2.7.1",
-    "com.unity.ide.rider": "3.0.31",
+    "com.unity.ide.rider": "3.0.35",
-    "com.unity.ide.visualstudio": "2.0.22",
+    "com.unity.ide.visualstudio": "2.0.23",
-    "com.unity.inputsystem": "1.13.1",
+    "com.unity.inputsystem": "1.14.0",
     "com.unity.multiplayer.center": "1.0.0",
     "com.unity.render-pipelines.universal": "17.0.4",
     "com.unity.test-framework": "1.5.1",

AI/Packages/packages-lock.json

@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "com.unity.ai.navigation": {
-      "version": "2.0.6",
+      "version": "2.0.7",
       "depth": 0,
       "source": "registry",
       "dependencies": {
@@ -9,9 +9,26 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.behavior": {
+      "version": "1.0.9",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.burst": "1.7.2",
+        "com.unity.dt.app-ui": "2.0.0-pre.16",
+        "com.unity.modules.ai": "1.0.0",
+        "com.unity.collections": "2.1.4",
+        "com.unity.modules.audio": "1.0.0",
+        "com.unity.modules.animation": "1.0.0",
+        "com.unity.nuget.newtonsoft-json": "3.2.1",
+        "com.unity.modules.particlesystem": "1.0.0",
+        "com.unity.modules.unitywebrequest": "1.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.burst": {
-      "version": "1.8.19",
+      "version": "1.8.21",
-      "depth": 2,
+      "depth": 1,
       "source": "registry",
       "dependencies": {
         "com.unity.mathematics": "1.2.1",
@@ -28,7 +45,7 @@
     },
     "com.unity.collections": {
       "version": "2.5.1",
-      "depth": 2,
+      "depth": 1,
       "source": "registry",
       "dependencies": {
         "com.unity.burst": "1.8.17",
@@ -38,6 +55,18 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.dt.app-ui": {
+      "version": "2.0.0-pre.16",
+      "depth": 1,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.modules.physics": "1.0.0",
+        "com.unity.modules.androidjni": "1.0.0",
+        "com.unity.modules.uielements": "1.0.0",
+        "com.unity.modules.screencapture": "1.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.ext.nunit": {
       "version": "2.0.5",
       "depth": 1,
@@ -45,7 +74,7 @@
       "dependencies": {}
     },
     "com.unity.ide.rider": {
-      "version": "3.0.31",
+      "version": "3.0.35",
       "depth": 0,
       "source": "registry",
       "dependencies": {
@@ -54,7 +83,7 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.ide.visualstudio": {
-      "version": "2.0.22",
+      "version": "2.0.23",
       "depth": 0,
       "source": "registry",
       "dependencies": {
@@ -63,7 +92,7 @@
       "url": "https://packages.unity.com"
     },
     "com.unity.inputsystem": {
-      "version": "1.13.1",
+      "version": "1.14.0",
       "depth": 0,
       "source": "registry",
       "dependencies": {
@@ -88,7 +117,14 @@
     },
     "com.unity.nuget.mono-cecil": {
       "version": "1.11.4",
-      "depth": 3,
+      "depth": 2,
+      "source": "registry",
+      "dependencies": {},
+      "url": "https://packages.unity.com"
+    },
+    "com.unity.nuget.newtonsoft-json": {
+      "version": "3.2.1",
+      "depth": 1,
       "source": "registry",
       "dependencies": {},
       "url": "https://packages.unity.com"
@@ -179,11 +215,11 @@
       }
     },
     "com.unity.test-framework.performance": {
-      "version": "3.0.3",
+      "version": "3.1.0",
-      "depth": 3,
+      "depth": 2,
       "source": "registry",
       "dependencies": {
-        "com.unity.test-framework": "1.1.31",
+        "com.unity.test-framework": "1.1.33",
         "com.unity.modules.jsonserialize": "1.0.0"
       },
       "url": "https://packages.unity.com"

AI/ProjectSettings/EditorBuildSettings.asset

@@ -9,5 +9,6 @@ EditorBuildSettings:
     path: Assets/Scenes/SampleScene.unity
     guid: 99c9720ab356a0642a771bea13969a05
   m_configObjects:
+    com.unity.dt.app-ui: {fileID: 11400000, guid: 99f9c9493070a9d4c979a8fec7c5a8d3, type: 2}
     com.unity.input.settings.actions: {fileID: -944628639613478452, guid: 052faaac586de48259a63d0c4782560b, type: 3}
   m_UseUCBPForAssetBundles: 0

AI/ProjectSettings/ProjectVersion.txt

@@ -1,2 +1,2 @@
-m_EditorVersion: 6000.0.44f1
+m_EditorVersion: 6000.0.47f1
-m_EditorVersionWithRevision: 6000.0.44f1 (101c91f3a8fb)
+m_EditorVersionWithRevision: 6000.0.47f1 (2ad1ed33fd3b)