RandomNearbyPosition for spawning non-startup boids near eachother (needs pre-simulation!) new Boid.GetNearby func, fix Debug import, change UIController AdjustmentsPanel delay, AddBoids docs

Boids/Assets/Editor/BoidControllerEditor.cs

@@ -14,7 +14,7 @@ public class BoidControllerEditor : UnityEditor.Editor {
         if (EditorGUI.EndChangeCheck() && Application.isPlaying) {
             int diff = controller.boidCount - controller.boids.Count;
             if (diff > 1)
-                controller.AddBoids(diff);
+                controller.AddBoids(diff, controller.boids.Count > 15);
             else if (diff < 0)
                 controller.RemoveBoids(Mathf.Abs(diff));
         }

Boids/Assets/Scripts/Boid.cs

@@ -285,4 +285,14 @@ public class Boid : MonoBehaviour {
             _lineRenderers[2].transform.Rotate(0, 0, _parent.boidFov / 2f);
         }
     }
+
+    /// <summary>
+    /// Return a random position nearby a certain distance away
+    /// </summary>
+    /// <param name="distance">Vector2 position</param>
+    /// <returns></returns>
+    public Vector2 GetNearby(float distance) {
+        return _position + Util.RotateBy(new Vector2(distance, distance),
+            Random.Range(0f, 360f));
+    }
 }

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 {
@@ -106,15 +105,16 @@ public class BoidController : MonoBehaviour {
     /// <summary>
     /// Adds a number of boids.
     /// </summary>
-    /// <param name="n"></param>
+    /// <param name="n">Number of Boids to add</param>
-    public void AddBoids(int n) {
+    /// <param name="useNearby">Spawn Boids nearby each other</param>
+    public void AddBoids(int n, bool useNearby = false) {
         // Skip if negative or zero
         if (n <= 0)
             return;
         
         for (int i = 0; i < n; i++) {
             // Instantiate a Boid prefab within the boundaries randomly
-            Vector2 position = RandomPosition() * 0.90f;
+            Vector2 position = useNearby ? RandomNearbyPosition() : RandomPosition() * 0.90f;
             GameObject boid = Instantiate(boidObject, position, Quaternion.identity);
 
             // Set parent, add Boid component to Boids list
@@ -162,4 +162,28 @@ public class BoidController : MonoBehaviour {
             Random.Range(-Boundary.size.x, Boundary.size.x) / 2,
             Random.Range(-Boundary.size.y, Boundary.size.y) / 2);
     }
+
+    /// <summary>
+    /// Returns a random valid position near a Boid
+    /// </summary>
+    /// <returns>A Vector2 position within the set boundaries</returns>
+    private Vector2 RandomNearbyPosition(int maxRetries = 5) { 
+        for (int i = 0; i < maxRetries; i++) {
+            Vector2 possible = RandomBoid().GetNearby(boidSeparationRange);
+            if (Boundary.Contains(possible))
+                return possible;
+        }
+
+        // if MaxRetries exceeded, fall back to RandomPosition()
+        Debug.Log($"{maxRetries} retries failed, falling back to RandomPosition");
+        return RandomPosition();
+    }
+
+    /// <summary>
+    /// Returns a random Boid
+    /// </summary>
+    /// <returns></returns>
+    public Boid RandomBoid() {
+        return boids[Random.Range(0, boids.Count - 1)];
+    }
 }

Boids/Assets/Scripts/UIController.cs

@@ -235,8 +235,8 @@ public class UIController : MonoBehaviour {
                 GameObject adjPanelGo;
                 LeanTween
                     .move((adjPanelGo = adjPanel.gameObject),
-                        adjPanelGo.transform.position + _adjustmentsDiff * (away ? 1 : -1), 1.15f)
+                        adjPanelGo.transform.position + _adjustmentsDiff * (away ? 1 : -1), away ? 0.9f : 1.15f)
-                    .setDelay(away ? 0f : 0.15f)
+                    .setDelay(away ? 0f : 0.05f)
                     .setEase(LeanTweenType.easeInOutCubic)
                     .setOnComplete(StartTween());
                 break;