From 3611de5142b9392f4587a670c798fa2ed38432bd Mon Sep 17 00:00:00 2001
From: Pascal Serrarens <github@passervr.com>
Date: Mon, 5 Jan 2026 11:12:22 +0100
Subject: [PATCH] Fix roaming boid

---
 Assets/NanoBrain/LinearAlgebra/src/Angle.cs | 27 ++++++++++++---------
 Assets/Scenes/Boids/Prefabs/Boid.prefab     |  3 ++-
 Assets/Scenes/Boids/Scripts/Boid.cs         |  2 +-
 3 files changed, 19 insertions(+), 13 deletions(-)

diff --git a/Assets/NanoBrain/LinearAlgebra/src/Angle.cs b/Assets/NanoBrain/LinearAlgebra/src/Angle.cs
index 694d1b7..d73d257 100644
--- a/Assets/NanoBrain/LinearAlgebra/src/Angle.cs
+++ b/Assets/NanoBrain/LinearAlgebra/src/Angle.cs
@@ -32,7 +32,6 @@ namespace LinearAlgebra {
             }
 
             return new AngleFloat(radians * Rad2Deg);
-
         }
 
         public static AngleFloat Revolutions(float revolutions) {
@@ -51,17 +50,11 @@ namespace LinearAlgebra {
             return new AngleFloat(revolutions * 360);
         }
 
-        public float inDegrees {
-            get { return this.value; }
-        }
+        public readonly float inDegrees => this.value;
 
-        public float inRadians {
-            get { return this.value * Deg2Rad; }
-        }
-
-        public float inRevolutions {
-            get { return this.value / 360.0f; }
-        }
+        public readonly float inRadians => this.value * Deg2Rad;
+        
+        public readonly float inRevolutions => this.value / 360.0f;
 
         public static readonly AngleFloat zero = Degrees(0);
         public static readonly AngleFloat deg90 = Degrees(90);
@@ -115,6 +108,18 @@ namespace LinearAlgebra {
             return a1.value != a2.value;
         }
 
+        public override readonly bool Equals(object obj) {
+            if (obj is AngleFloat other) {
+                return this == other;
+            }
+            return false;
+        }
+
+        public override readonly int GetHashCode() {
+            return this.value.GetHashCode();
+        }
+
+
         /// <summary>
         /// Tests if the first angle is greater than the second
         /// </summary>
diff --git a/Assets/Scenes/Boids/Prefabs/Boid.prefab b/Assets/Scenes/Boids/Prefabs/Boid.prefab
index 31be0f5..fc3c83c 100644
--- a/Assets/Scenes/Boids/Prefabs/Boid.prefab
+++ b/Assets/Scenes/Boids/Prefabs/Boid.prefab
@@ -89,6 +89,7 @@ MeshRenderer:
   m_SortingLayerID: 0
   m_SortingLayer: 0
   m_SortingOrder: 0
+  m_MaskInteraction: 0
   m_AdditionalVertexStreams: {fileID: 0}
 --- !u!136 &8702527963799169118
 CapsuleCollider:
@@ -176,4 +177,4 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 92f34a5e4027a1dc39efd8ce63cf6aba, type: 3}
   m_Name: 
   m_EditorClassIdentifier: Assembly-CSharp::NanoBrainComponent
-  defaultBrain: {fileID: 11400000, guid: fc1a4800a8c531eb4855b436bc9084ae, type: 2}
+  defaultBrain: {fileID: 11400000, guid: af8d90b8b4b9dcad7837130c4143d91c, type: 2}
diff --git a/Assets/Scenes/Boids/Scripts/Boid.cs b/Assets/Scenes/Boids/Scripts/Boid.cs
index 43da333..87e8acd 100644
--- a/Assets/Scenes/Boids/Scripts/Boid.cs
+++ b/Assets/Scenes/Boids/Scripts/Boid.cs
@@ -43,7 +43,7 @@ public class Boid : MonoBehaviour {
                 //Debug.DrawRay(this.transform.position, this.transform.TransformDirection(localPosition), Color.magenta);
 
                 int thingId = neighbour.GetInstanceID();
-                boidReceptor.ProcessStimulus(thingId, localPosition);
+                boidReceptor?.ProcessStimulus(thingId, localPosition);
             }
         }