Add neuron property drawer

Editor/Neuron_Drawer.cs

@@ -0,0 +1,79 @@
+using UnityEngine;
+using UnityEditor;
+using Unity.Mathematics;
+using System;
+using System.Reflection;
+using System.Collections;
+
+namespace NanoBrain {
+    [CustomPropertyDrawer(typeof(Neuron))]
+    class NeuronDrawer : PropertyDrawer {
+        public override void OnGUI(Rect position, SerializedProperty property, GUIContent label) {
+            // Draw foldout + properties
+            label = EditorGUI.BeginProperty(position, label, property);
+
+            // Begin indent block
+            int indent = EditorGUI.indentLevel;
+            EditorGUI.indentLevel = 0;
+
+            object instance = GetTargetObjectOfProperty(property);
+
+            float lineHeight = EditorGUIUtility.singleLineHeight;
+            Rect r = new(position.x, position.y, position.width, lineHeight);
+            if (instance != null) {
+                FieldInfo field = typeof(Neuron).GetField("_outputValue", BindingFlags.NonPublic | BindingFlags.Instance);
+                if (field != null) {
+                    float3 val = (float3)field.GetValue(instance);
+                    EditorGUI.Vector3Field(r, $"Neuron: {label}", val);
+                }
+            }
+
+            EditorGUI.indentLevel = indent;
+            EditorGUI.EndProperty();
+        }
+
+        public override float GetPropertyHeight(SerializedProperty property, GUIContent label) {
+            // height for 1 line
+            return (EditorGUIUtility.singleLineHeight * 1) + (EditorGUIUtility.standardVerticalSpacing * 0);
+        }
+
+        public static object GetTargetObjectOfProperty(SerializedProperty prop) {
+            var path = prop.propertyPath.Replace(".Array.data[", "[");
+            object obj = prop.serializedObject.targetObject;
+            var elements = path.Split('.');
+            foreach (var element in elements) {
+                if (element.Contains("[")) {
+                    var elementName = element.Substring(0, element.IndexOf("["));
+                    var index = Convert.ToInt32(element.Substring(element.IndexOf("[")).Replace("[", "").Replace("]", ""));
+                    obj = GetValue_Imp(obj, elementName, index);
+                }
+                else {
+                    obj = GetValue_Imp(obj, element);
+                }
+            }
+            return obj;
+        }
+
+        static object GetValue_Imp(object source, string name) {
+            if (source == null)
+                return null;
+
+            Type t = source.GetType();
+            FieldInfo f = t.GetField(name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
+            if (f != null)
+                return f.GetValue(source);
+            PropertyInfo p = t.GetProperty(name, BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
+            return p?.GetValue(source, null);
+        }
+        static object GetValue_Imp(object source, string name, int index) {
+            if (GetValue_Imp(source, name) is not IEnumerable enumerable)
+                return null;
+            IEnumerator en = enumerable.GetEnumerator();
+            for (int i = 0; i <= index; i++) {
+                if (!en.MoveNext())
+                    return null;
+            }
+            return en.Current;
+        }
+    }
+}

Editor/Neuron_Drawer.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: aa0e340763ca6299e93d514b271ae38d
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Runtime/Scripts/Core/Cluster.cs

@@ -556,14 +556,15 @@ namespace NanoBrain {
                 return this;
 
             // Find a sleeping cluster
-            foreach (Cluster cluster in this.siblingClusters) {
+            // foreach (Cluster cluster in this.siblingClusters) {
-                if (cluster.defaultOutput.isSleeping) {
+            //     if (cluster.defaultOutput.isSleeping) {
-                    RemoveThingCluster(cluster);
+            //         RemoveThingCluster(cluster);
-                    return cluster;
+            //         return cluster;
-                }
+            //     }
-            }
+            // }
 
-            // Otherwise find longest unused cluster
+            // Find longest unused cluster
+            // Note this uses the default output...
             Cluster unusedCluster = this.siblingClusters[0];
             for (int ix = 1; ix < this.siblingClusters.Length; ix++) {
                 if (this.siblingClusters[ix].defaultOutput.lastUpdate < unusedCluster.defaultOutput.lastUpdate)

Runtime/Scripts/Core/Neuron.cs

@@ -285,7 +285,7 @@ namespace NanoBrain {
         public Action WhenFiring;
 
 
-        public virtual bool isSleeping => Time.time - this.lastUpdate > this.timeToSleep; //this.outputMagnitude == 0;
+        public virtual bool isSleeping => false;// Time.time - this.lastUpdate > this.timeToSleep; //this.outputMagnitude == 0;
         public void SleepCheck() {
             if (this.isSleeping) {
 #if UNITY_MATHEMATICS