Nodes now get a reference to the Behavior Tree

Author: ashblue

Assets/FluidBehaviorTree/Editor/Testing/BehaviorTree/BehaviorTreeTest.cs

@@ -82,6 +82,11 @@ public void Add_child_node_to_node_list () {
                 public void Add_child_node_to_nodes () {
                     Assert.IsTrue(tree.nodes.Contains(action));
                 }
+
+                [Test]
+                public void Attaches_a_reference_to_the_behavior_tree () {
+                    action.Received().Owner = tree;
+                }
             }
 
             public class AddNodeMethodError : AddNodeMethod {

Assets/FluidBehaviorTree/Editor/Testing/Tasks/ConditionGenericTest.cs

@@ -1,5 +1,4 @@
 using Adnc.FluidBT.Tasks;
-using Adnc.FluidBT.Tasks.Actions;
 using NUnit.Framework;
 
 namespace Adnc.FluidBT.Testing {

Assets/FluidBehaviorTree/Scripts/BehaviorTree/BehaviorTree.cs

@@ -40,6 +40,7 @@ public void AddNode (ITaskParent parent, ITask child) {
 
             parent.AddChild(child);
             nodes.Add(child);
+            child.Owner = this;
 
             var item = child as IEventAwake;
             if (item != null) {

Assets/FluidBehaviorTree/Scripts/TaskParents/Decorators/DecoratorBase.cs

@@ -1,4 +1,5 @@
 using Adnc.FluidBT.Tasks;
+using Adnc.FluidBT.Trees;
 
 namespace Adnc.FluidBT.Decorators {
     public abstract class DecoratorBase : ITask {
@@ -11,6 +12,7 @@ public bool Enabled {
         }
 
         public bool IsLowerPriority { get; } = false;
+        public BehaviorTree Owner { get; set; }
         public TaskStatus LastStatus { get; private set; }
 
         public TaskStatus Update () {

Assets/FluidBehaviorTree/Scripts/TaskParents/TaskParentBase.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using Adnc.FluidBT.Tasks;
+using Adnc.FluidBT.Trees;
 
 namespace Adnc.FluidBT.TaskParents {
     public abstract class TaskParentBase : ITaskParent {
@@ -18,6 +19,7 @@ public bool Enabled {
         protected virtual int MaxChildren { get; } = -1;
 
         public bool IsLowerPriority => AbortType.HasFlag(AbortType.LowerPriority);
+        public BehaviorTree Owner { get; set; }
         public bool ValidAbortCondition { get; } = false;
 
         public TaskStatus Update () {

Assets/FluidBehaviorTree/Scripts/Tasks/ITask.cs

@@ -1,4 +1,6 @@
-namespace Adnc.FluidBT.Tasks {
+using Adnc.FluidBT.Trees;
+
+namespace Adnc.FluidBT.Tasks {
     public interface ITask {
         /// <summary>
         /// Is this task enabled or not? Disabled tasks are excluded from the runtime
@@ -10,6 +12,12 @@ public interface ITask {
         /// </summary>
         bool IsLowerPriority { get; }
 
+        /// <summary>
+        /// Reference to the behavior tree responsible for this node. Allows for dynamic variables such as adding a
+        /// GameObject reference
+        /// </summary>
+        BehaviorTree Owner { get; set; }
+
         /// <summary>
         /// Last status returned by Update
         /// </summary>

Assets/FluidBehaviorTree/Scripts/Tasks/TaskBase.cs

@@ -1,4 +1,6 @@
-namespace Adnc.FluidBT.Tasks {
+using Adnc.FluidBT.Trees;
+
+namespace Adnc.FluidBT.Tasks {
     public abstract class TaskBase : ITask {
         private bool _init;
         private bool _start;
@@ -9,6 +11,7 @@ public abstract class TaskBase : ITask {
         public TaskStatus LastStatus { get; private set; }
 
         public bool IsLowerPriority { get; } = false;
+        public BehaviorTree Owner { get; set; }
 
         public TaskStatus Update () {
             if (!_init) {