neighbor count label gizmo, attempt at arc FOV gizmo, make min/max speed sliders into single min/max slider

Boids/Assets/Scenes/Project.unity

@@ -1252,27 +1252,29 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 7d72224fef7a4fb4a998b0980fe0eb77, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  boidCount: 372
-  boidGroupRange: 3.03
+  boidCount: 244
+  boidGroupRange: 3.29
   boidStartVelocity: 14.8
-  minSpeed: 12
-  maxSpeed: 12
+  minSpeed: 9.225757
+  maxSpeed: 9.225757
   globalBias: 1
-  separationBias: 1.5
-  alignmentBias: 0.517
-  cohesionBias: 0.451
-  boundaryBias: 1.492
+  separationBias: 1.95
+  alignmentBias: 0.288
+  cohesionBias: 0.296
+  boundaryBias: 1.5
   enableSeparation: 1
   enableAlignment: 1
   enableCohesion: 1
   enableBoundary: 1
-  boidSeparationRange: 2.3
-  boundaryForce: 7.6
+  enableFOVChecks: 1
+  boidSeparationRange: 1.4
+  boundaryForce: 50
   localFlocks: 1
   edgeWrapping: 1
   circleVertexCount: 360
   circleWidth: 0.1
-  maxSteerForce: 138
+  maxSteerForce: 383
+  boidFOV: 297
   focusedBoid: {fileID: 0}
   boidObject: {fileID: 1737515784064720040, guid: 23e1eaaf69d4ef342ac3ef9590f6c642,
     type: 3}

Boids/Assets/Scripts/Boid.cs

@@ -1,9 +1,7 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Runtime.CompilerServices;
+using UnityEditor;
 using UnityEngine;
-using Random = UnityEngine.Random;
 
 // Boids are represented by a moving, rotating triangle.
 // Boids should communicate with sibling Boids
@@ -29,7 +27,7 @@ public class Boid : MonoBehaviour {
 
     private void Update() {
         // Updates the rotation of the object based on the Velocity
-        transform.rotation = Quaternion.Euler(0, 0, Mathf.Rad2Deg * -Mathf.Atan2(_velocity.x, _velocity.y));
+        transform.eulerAngles = new Vector3(0, 0, Mathf.Rad2Deg * -Mathf.Atan2(_velocity.x, _velocity.y));
 
         // Skip Flock Calculations if wrapping in progress
         if (_isWrappingX || _isWrappingY) {
@@ -71,6 +69,27 @@ public class Boid : MonoBehaviour {
             Wrapping();
     }
 
+    private void OnDrawGizmos() {
+        // Show # of Boids in Neighborhood
+        Handles.Label(transform.position, $"{_latestNeighborhoodCount}");
+
+        // Draw a Wire Arc visualizing FOV
+        if (isFocused) {
+            float angle = transform.eulerAngles.z + (_parent.boidFOV / 2f);
+            Vector3 from = Quaternion.AngleAxis(angle, Vector3.up) * Vector3.forward;
+            Handles.DrawWireArc(transform.position, transform.forward, from, _parent.boidFOV,
+                (_parent.boidGroupRange + _parent.boidSeparationRange) / 2f);
+        }
+    }
+
+    public Vector3 DirectionFromAngle(float _angleInDeg, bool _global) {
+        if (_global == false) {
+            _angleInDeg += transform.eulerAngles.z;
+        }
+
+        return new Vector3(Mathf.Sin(_angleInDeg * Mathf.Deg2Rad), Mathf.Cos(_angleInDeg * Mathf.Deg2Rad), 0);
+    }
+
     private Vector2 SteerTowards(Vector2 vector) {
         Vector2 v = vector.normalized * _parent.maxSpeed - _velocity;
         return Vector2.ClampMagnitude(v, _parent.maxSteerForce);
@@ -170,7 +189,7 @@ public class Boid : MonoBehaviour {
     // Returns a list of boids within a certain radius of the Boid, representing it's local 'flock'
     private List<Boid> GetFlock(List<Boid> boids, float radius) {
         List<Boid> flock = new List<Boid>();
-        
+
         foreach (Boid boid in boids) {
             if (boid == this || Vector2.Distance(this._position, boid._position) > radius)
                 continue;

Boids/Assets/Scripts/BoidController.cs

@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using UnityEditor;
 using UnityEngine;
-using Debug = System.Diagnostics.Debug;
 using Random = UnityEngine.Random;
 
 public class BoidController : MonoBehaviour {

Boids/Assets/Scripts/BoidControllerEditor.cs

@@ -22,8 +22,9 @@ public class BoidControllerEditor : Editor {
         // Basic Boid Controller Attributes
         controller.boidGroupRange = EditorGUILayout.Slider("Group Range", controller.boidGroupRange, 0.01f, 7.5f);
         controller.boidStartVelocity = EditorGUILayout.Slider("Start Velocity", controller.boidStartVelocity, 0.01f, 25.0f);
-        controller.minSpeed = EditorGUILayout.Slider("Minimum Speed", controller.minSpeed, 0.01f, 25.0f);
-        controller.maxSpeed = EditorGUILayout.Slider("Maximum Speed", controller.maxSpeed, 0.01f, 25.0f);
+        EditorGUILayout.MinMaxSlider("Speed Limit",  ref controller.minSpeed, ref controller.maxSpeed, 0.01f, 25f);
+        // controller.minSpeed = EditorGUILayout.Slider("Minimum Speed", controller.minSpeed, 0.01f, 25.0f);
+        // controller.maxSpeed = EditorGUILayout.Slider("Maximum Speed", controller.maxSpeed, 0.01f, 25.0f);
         controller.boidSeparationRange = EditorGUILayout.Slider("Separation Range", controller.boidSeparationRange, 0.01f, 5.0f);
         controller.boundaryForce = EditorGUILayout.Slider("Boundary Force", controller.boundaryForce, 0.25f, 50f);
         controller.maxSteerForce = EditorGUILayout.Slider("Max Steer Force", controller.maxSteerForce, 1f, 500f);